COVER INFORMATION Station: VLBA_OV (Code Ov ) Experiment: APM 08279+5255 at z=3.91 Exp. Code: br131b Schedule Version: 1.00 Processed by SCHED version: 6.05 June 2006 PI: Dominik A. Riechers Address: California Institute of Technology 1200 East California Blvd., MC 105-24 Pasadena, CA 91125 U.S.A. Phone: +1 626 395 4670 EMAIL: dr@astro.caltech.edu Fax: +1 626 568 9352 Phone during observation: +1 626 345 4432 Observing mode: VLBA/MKIV Notes: 20cm continuum 512Mbps VLBA Schedule for VLBA_OV (Code Ov ) Page 2 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- Next scan frequencies: 1414.49 1414.49 1414.49 1414.49 1430.49 1430.49 1430.49 1430.49 1446.49 1446.49 1446.49 1446.49 1462.49 1462.49 1462.49 1462.49 Next BBC frequencies: 985.51 985.51 985.51 985.51 969.51 969.51 969.51 969.51 953.51 953.51 953.51 953.51 937.51 937.51 937.51 937.51 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 03 11 27 J0827+5217 03 49 22 40.3 48.8 -4.7 -78.4 0 1 1 0 Stopped 03 17 26 =0824+524 03 55 22 41.2 49.1 -4.6 -79.5 359 S 1 23 03 17 26 J0827+5217 03 55 22 41.2 49.1 -4.6 -79.5 -4 1 1 23 03 17 26 03 18 25 =0824+524 03 56 22 41.4 49.1 -4.5 -79.7 56 F 1 27 03 17 44 03 18 25 APM08279 03 56 22 40.9 48.4 -4.6 -79.4 -7 1 1 27 03 18 25 03 21 25 --- 03 59 22 41.3 48.5 -4.5 -79.9 173 F 1 39 03 18 25 03 21 25 J0827+5217 03 59 22 41.8 49.2 -4.5 -80.2 -7 1 1 39 03 21 25 03 22 25 =0824+524 04 00 22 42.0 49.3 -4.5 -80.4 53 F 1 42 03 21 25 03 22 25 APM08279 04 00 22 41.5 48.5 -4.5 -80.1 -7 1 1 42 03 22 25 03 25 24 --- 04 03 22 41.9 48.6 -4.5 -80.6 173 F 1 54 03 22 25 03 25 24 J0827+5217 04 03 22 42.4 49.4 -4.4 -80.9 -7 1 1 54 03 25 24 03 26 24 =0824+524 04 04 22 42.6 49.4 -4.4 -81.1 53 F 1 58 03 25 24 03 26 24 APM08279 04 04 22 42.1 48.7 -4.5 -80.8 -7 1 1 58 03 26 24 03 29 24 --- 04 07 22 42.5 48.8 -4.4 -81.3 173 F 1 69 03 26 24 03 29 24 J0827+5217 04 07 22 43.0 49.5 -4.4 -81.6 -7 1 1 69 03 29 24 03 30 23 =0824+524 04 08 22 43.2 49.5 -4.3 -81.8 53 F 1 73 03 29 24 03 30 23 APM08279 04 08 22 42.7 48.8 -4.4 -81.5 -7 1 1 73 03 30 23 03 33 23 --- 04 11 22 43.1 48.9 -4.3 -82.0 173 F 1 85 03 30 23 03 33 23 J0827+5217 04 11 22 43.6 49.6 -4.3 -82.3 -7 1 1 85 03 33 23 03 34 23 =0824+524 04 12 22 43.8 49.6 -4.3 -82.5 53 F 1 89 03 33 23 03 34 23 APM08279 04 12 22 43.3 48.9 -4.3 -82.2 -7 1 1 89 03 34 23 03 37 22 --- 04 15 22 43.7 49.0 -4.3 -82.8 173 F 1 100 03 34 23 Schedule for VLBA_OV (Code Ov ) Page 3 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 03 37 22 J0827+5217 04 15 22 44.2 49.7 -4.2 -83.0 -7 1 1 100 03 37 22 03 38 22 =0824+524 04 16 22 44.4 49.7 -4.2 -83.2 53 F 1 104 03 37 22 03 38 22 APM08279 04 16 22 43.9 49.0 -4.3 -82.9 -7 1 1 104 03 38 22 03 41 22 --- 04 19 22 44.3 49.1 -4.2 -83.5 173 F 1 116 03 38 22 03 41 22 J0827+5217 04 19 22 44.8 49.8 -4.2 -83.7 -7 1 1 116 03 41 22 03 42 21 =0824+524 04 20 22 45.0 49.8 -4.1 -83.9 53 F 1 120 03 41 22 03 42 21 APM08279 04 20 22 44.5 49.1 -4.2 -83.7 -7 1 1 120 03 42 21 03 45 21 --- 04 23 22 44.9 49.2 -4.1 -84.2 173 F 1 131 03 42 21 03 45 21 J0827+5217 04 23 22 45.4 49.9 -4.1 -84.5 -7 1 1 131 03 45 21 03 46 21 =0824+524 04 24 22 45.6 49.9 -4.1 -84.6 53 F 1 135 03 45 21 03 46 21 APM08279 04 24 22 45.1 49.2 -4.1 -84.4 -7 1 1 135 03 46 21 03 49 20 --- 04 27 22 45.5 49.3 -4.1 -85.0 173 F 1 147 03 46 21 03 49 20 J0827+5217 04 27 22 46.1 50.0 -4.0 -85.2 -7 1 1 147 03 49 20 03 50 20 =0824+524 04 28 22 46.2 50.0 -4.0 -85.4 53 F 1 151 03 49 20 03 50 20 APM08279 04 28 22 45.7 49.3 -4.1 -85.1 -7 1 1 151 03 50 20 03 53 20 --- 04 31 22 46.1 49.3 -4.0 -85.7 173 F 1 162 03 50 20 03 53 20 J0827+5217 04 31 22 46.7 50.0 -4.0 -85.9 -7 1 1 162 03 53 20 03 54 20 =0824+524 04 32 22 46.8 50.1 -3.9 -86.1 53 F 1 166 03 53 20 03 54 20 APM08279 04 32 22 46.3 49.3 -4.0 -85.9 -7 1 1 166 03 54 20 03 57 19 --- 04 35 22 46.7 49.4 -3.9 -86.5 173 F 1 178 03 54 20 03 57 19 J0827+5217 04 35 22 47.3 50.1 -3.9 -86.7 -7 1 1 178 03 57 19 03 58 19 =0824+524 04 36 22 47.4 50.1 -3.9 -86.9 53 F 1 181 03 57 19 03 58 19 APM08279 04 36 22 46.9 49.4 -3.9 -86.6 -7 1 1 181 03 58 19 04 01 18 --- 04 39 22 47.3 49.4 -3.9 -87.2 173 F 1 193 03 58 19 04 01 18 J0827+5217 04 39 22 47.9 50.2 -3.8 -87.4 -7 1 1 193 04 01 18 04 02 18 =0824+524 04 40 22 48.0 50.2 -3.8 -87.6 53 F 1 197 04 01 18 04 02 18 APM08279 04 40 22 47.5 49.5 -3.9 -87.4 -7 1 1 197 04 02 18 04 05 18 --- 04 43 22 47.9 49.5 -3.8 -88.0 173 F 1 208 04 02 18 04 05 18 J0827+5217 04 43 22 48.5 50.2 -3.8 -88.2 -7 1 1 208 04 05 18 04 06 18 =0824+524 04 44 22 48.6 50.2 -3.7 -88.4 53 F 1 212 04 05 18 Schedule for VLBA_OV (Code Ov ) Page 4 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 04 06 18 APM08279 04 44 22 48.1 49.5 -3.8 -88.2 -7 1 1 212 04 06 18 04 09 17 --- 04 47 22 48.5 49.5 -3.7 -88.8 173 F 1 224 04 06 18 04 09 17 J0827+5217 04 47 22 49.1 50.2 -3.7 -89.0 -7 1 1 224 04 09 17 04 10 17 =0824+524 04 48 22 49.3 50.2 -3.7 -89.2 53 F 1 228 04 09 17 04 10 17 APM08279 04 48 22 48.7 49.5 -3.7 -89.0 -7 1 1 228 04 10 17 04 13 16 --- 04 51 22 49.1 49.5 -3.7 -89.5 172 F 1 239 04 10 17 04 13 16 J0827+5217 04 51 22 49.7 50.2 -3.6 -89.8 -7 1 1 239 04 13 16 04 14 16 =0824+524 04 52 22 49.9 50.2 -3.6 -90.0 53 F 1 243 04 13 16 04 14 16 APM08279 04 52 22 49.3 49.5 -3.7 -89.7 -7 1 1 243 04 14 16 04 17 16 --- 04 55 22 49.7 49.5 -3.6 -90.3 172 F 1 255 04 14 16 04 17 16 J0827+5217 04 55 22 50.3 50.2 -3.6 -90.6 -7 1 1 255 04 17 16 04 18 16 =0824+524 04 56 22 50.5 50.2 -3.5 -90.8 53 F 1 259 04 17 16 04 18 45 J0827+5217 04 56 52 50.6 50.2 -3.5 -90.9 25 1 1 259 04 18 45 04 19 45 =0824+524 04 57 52 50.7 50.2 -3.5 -91.1 60 F 1 262 04 19 03 04 19 45 APM08279 04 57 52 50.1 49.5 -3.6 -90.8 -7 1 1 262 04 19 45 04 22 45 --- 05 00 52 50.6 49.5 -3.5 -91.4 172 F 1 274 04 19 45 04 22 45 J0827+5217 05 00 52 51.2 50.2 -3.5 -91.7 -7 1 1 274 04 22 45 04 23 45 =0824+524 05 01 52 51.3 50.2 -3.4 -91.9 53 F 1 278 04 22 45 04 23 45 APM08279 05 01 52 50.7 49.5 -3.5 -91.6 -7 1 1 278 04 23 45 04 26 44 --- 05 04 52 51.2 49.5 -3.5 -92.3 172 F 1 290 04 23 45 04 26 44 J0827+5217 05 04 52 51.8 50.2 -3.4 -92.5 -7 1 1 290 04 26 44 04 27 44 =0824+524 05 05 52 51.9 50.1 -3.4 -92.7 53 F 1 293 04 26 44 04 27 44 APM08279 05 05 52 51.3 49.5 -3.4 -92.5 -7 1 1 293 04 27 44 04 30 44 --- 05 08 52 51.8 49.4 -3.4 -93.1 172 F 1 305 04 27 44 04 30 44 J0827+5217 05 08 52 52.4 50.1 -3.3 -93.3 -7 1 1 305 04 30 44 04 31 43 =0824+524 05 09 52 52.5 50.1 -3.3 -93.5 53 F 1 309 04 30 44 04 31 43 APM08279 05 09 52 51.9 49.4 -3.4 -93.3 -7 1 1 309 04 31 43 04 34 43 --- 05 12 52 52.4 49.4 -3.3 -93.9 172 F 1 320 04 31 43 04 34 43 J0827+5217 05 12 52 53.0 50.0 -3.3 -94.2 -7 1 1 320 04 34 43 04 35 43 =0824+524 05 13 52 53.2 50.0 -3.2 -94.4 53 F 1 324 04 34 43 Schedule for VLBA_OV (Code Ov ) Page 5 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 04 35 43 APM08279 05 13 52 52.5 49.3 -3.3 -94.2 -7 1 1 324 04 35 43 04 38 42 --- 05 16 52 53.0 49.3 -3.3 -94.8 172 F 1 336 04 35 43 04 38 42 J0827+5217 05 16 52 53.6 50.0 -3.2 -95.0 -7 1 1 336 04 38 42 04 39 42 =0824+524 05 17 52 53.8 49.9 -3.2 -95.2 53 F 1 340 04 38 42 04 39 42 APM08279 05 17 52 53.1 49.3 -3.2 -95.0 -7 1 1 340 04 39 42 04 42 42 --- 05 20 52 53.6 49.2 -3.2 -95.7 172 F 1 351 04 39 42 04 42 42 J0827+5217 05 20 52 54.2 49.9 -3.1 -95.9 -7 1 1 351 04 42 42 04 43 41 =0824+524 05 21 52 54.4 49.8 -3.1 -96.1 53 F 1 355 04 42 42 04 43 41 APM08279 05 21 52 53.8 49.2 -3.2 -95.9 -7 1 1 355 04 43 41 04 46 41 --- 05 24 52 54.2 49.1 -3.1 -96.6 172 F 1 367 04 43 41 04 46 41 J0827+5217 05 24 52 54.8 49.7 -3.1 -96.8 -7 1 1 367 04 46 41 04 47 41 =0824+524 05 25 52 55.0 49.7 -3.0 -97.0 53 F 1 371 04 46 41 04 47 41 APM08279 05 25 52 54.4 49.1 -3.1 -96.8 -7 1 1 371 04 47 41 04 50 40 --- 05 28 52 54.8 49.0 -3.1 -97.4 172 F 1 382 04 47 41 04 50 40 J0827+5217 05 28 52 55.4 49.6 -3.0 -97.7 -7 1 1 382 04 50 40 04 51 40 =0824+524 05 29 52 55.6 49.6 -3.0 -97.9 53 F 1 386 04 50 40 04 51 40 APM08279 05 29 52 55.0 48.9 -3.0 -97.7 -7 1 1 386 04 51 40 04 54 40 --- 05 32 52 55.4 48.8 -3.0 -98.4 172 F 1 398 04 51 40 04 54 40 J0827+5217 05 32 52 56.0 49.5 -2.9 -98.6 -7 1 1 398 04 54 40 04 55 39 =0824+524 05 33 52 56.2 49.4 -2.9 -98.8 53 F 1 401 04 54 40 04 55 39 APM08279 05 33 52 55.6 48.8 -3.0 -98.6 -7 1 1 401 04 55 39 04 58 39 --- 05 36 52 56.0 48.6 -2.9 -99.3 172 F 1 413 04 55 39 04 58 39 J0827+5217 05 36 52 56.6 49.3 -2.9 -99.5 -7 1 1 413 04 58 39 04 59 39 =0824+524 05 37 52 56.8 49.2 -2.8 -99.8 53 F 1 417 04 58 39 04 59 39 APM08279 05 37 52 56.2 48.6 -2.9 -99.5 -7 1 1 417 04 59 39 05 02 38 --- 05 40 52 56.6 48.5 -2.9 -100.2 172 F 1 428 04 59 39 05 02 38 J0827+5217 05 40 52 57.3 49.1 -2.8 -100.5 -7 1 1 428 05 02 38 05 03 38 =0824+524 05 41 52 57.4 49.0 -2.8 -100.7 53 F 1 432 05 02 38 05 03 38 APM08279 05 41 52 56.7 48.4 -2.8 -100.5 -7 1 1 432 05 03 38 05 06 38 --- 05 44 52 57.2 48.3 -2.8 -101.2 172 F 1 444 05 03 38 Schedule for VLBA_OV (Code Ov ) Page 6 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 05 06 38 J0827+5217 05 44 52 57.9 48.9 -2.7 -101.4 -7 1 1 444 05 06 38 05 07 37 =0824+524 05 45 52 58.0 48.8 -2.7 -101.7 53 F 1 448 05 06 38 05 07 37 APM08279 05 45 52 57.3 48.2 -2.8 -101.5 -7 1 1 448 05 07 37 05 10 37 --- 05 48 52 57.8 48.0 -2.7 -102.2 172 F 1 459 05 07 37 05 10 37 J0827+5217 05 48 52 58.5 48.6 -2.7 -102.4 -7 1 1 459 05 10 37 05 11 37 =0824+524 05 49 52 58.6 48.6 -2.6 -102.7 53 F 1 463 05 10 37 05 11 37 APM08279 05 49 52 57.9 48.0 -2.7 -102.5 -7 1 1 463 05 11 37 05 14 36 --- 05 52 52 58.4 47.8 -2.7 -103.2 172 F 1 475 05 11 37 05 14 36 J0827+5217 05 52 52 59.0 48.4 -2.6 -103.5 -7 1 1 475 05 14 36 05 15 36 =0824+524 05 53 52 59.2 48.3 -2.6 -103.7 53 F 1 479 05 14 36 05 15 36 APM08279 05 53 52 58.5 47.7 -2.6 -103.5 -7 1 1 479 05 15 36 05 18 36 --- 05 56 52 59.0 47.5 -2.6 -104.2 172 F 1 490 05 15 36 05 18 36 J0827+5217 05 56 52 59.6 48.1 -2.5 -104.5 -7 1 1 490 05 18 36 05 19 35 =0824+524 05 57 52 59.8 48.0 -2.5 -104.8 53 F 1 494 05 18 36 05 20 05 J0827+5217 05 58 22 59.9 48.0 -2.5 -104.9 25 1 1 494 05 20 05 05 21 05 =0824+524 05 59 22 60.0 47.9 -2.5 -105.2 60 F 1 498 05 20 23 05 21 05 J0828+5048 05 59 22 60.3 50.8 -2.5 -102.5 -8 1 1 498 05 21 05 05 24 05 --- 06 02 22 60.7 50.6 -2.4 -103.2 172 F 1 510 05 21 05 05 24 05 J0827+5217 06 02 22 60.5 47.6 -2.4 -106.0 -8 1 1 510 05 24 05 05 25 05 =0824+524 06 03 22 60.6 47.5 -2.4 -106.2 52 F 1 513 05 24 05 05 25 05 J0828+5048 06 03 22 60.9 50.6 -2.4 -103.5 -8 1 1 513 05 25 05 05 28 04 --- 06 06 22 61.3 50.3 -2.4 -104.3 172 F 1 525 05 25 05 05 28 04 J0827+5217 06 06 22 61.0 47.3 -2.4 -107.1 -8 1 1 525 05 28 04 05 29 04 =0824+524 06 07 22 61.2 47.2 -2.4 -107.4 52 F 1 529 05 28 04 05 29 04 J0828+5048 06 07 22 61.5 50.2 -2.4 -104.5 -8 1 1 529 05 29 04 05 32 03 --- 06 10 22 61.9 50.0 -2.3 -105.3 171 F 1 540 05 29 04 05 32 03 J0827+5217 06 10 22 61.6 46.9 -2.3 -108.2 -8 1 1 540 05 32 03 05 33 03 =0824+524 06 11 22 61.8 46.8 -2.3 -108.5 52 F 1 544 05 32 03 05 33 33 DA193 06 11 52 86.0 -48.8 0.3 128.8 -40 1 1 544 05 33 33 05 39 32 --- 06 17 52 85.0 -57.0 0.4 119.6 319 F 1 567 05 33 51 Schedule for VLBA_OV (Code Ov ) Page 7 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 05 40 02 J0827+5217 06 18 22 62.8 46.0 -2.2 -110.6 -45 1 1 567 05 40 02 05 41 02 =0824+524 06 19 22 62.9 45.9 -2.2 -110.9 15 F 1 571 05 40 20 05 41 02 APM08279 06 19 22 62.2 45.4 -2.2 -110.5 -7 1 1 571 05 41 02 05 44 01 --- 06 22 22 62.6 45.1 -2.2 -111.4 172 F 1 583 05 41 02 05 44 01 J0827+5217 06 22 22 63.3 45.5 -2.1 -111.8 -7 1 1 583 05 44 01 05 45 01 =0824+524 06 23 22 63.5 45.4 -2.1 -112.1 52 F 1 587 05 44 01 05 45 01 APM08279 06 23 22 62.8 45.0 -2.1 -111.7 -7 1 1 587 05 45 01 05 48 01 --- 06 26 22 63.2 44.6 -2.1 -112.7 172 F 1 598 05 45 01 05 48 01 J0827+5217 06 26 22 63.9 45.0 -2.0 -113.0 -7 1 1 598 05 48 01 05 49 01 =0824+524 06 27 22 64.1 44.9 -2.0 -113.4 52 F 1 602 05 48 01 05 49 01 APM08279 06 27 22 63.3 44.4 -2.1 -113.0 -7 1 1 602 05 49 01 05 52 00 --- 06 30 22 63.8 44.0 -2.0 -114.0 172 F 1 614 05 49 01 05 52 00 J0827+5217 06 30 22 64.5 44.4 -2.0 -114.3 -7 1 1 614 05 52 00 05 53 00 =0824+524 06 31 22 64.6 44.3 -2.0 -114.7 52 F 1 618 05 52 00 05 53 00 APM08279 06 31 22 63.9 43.9 -2.0 -114.3 -7 1 1 618 05 53 00 05 56 00 --- 06 34 22 64.3 43.5 -2.0 -115.3 172 F 1 629 05 53 00 05 56 00 J0827+5217 06 34 22 65.0 43.8 -1.9 -115.7 -7 1 1 629 05 56 00 05 56 59 =0824+524 06 35 22 65.2 43.7 -1.9 -116.0 52 F 1 633 05 56 00 05 56 59 APM08279 06 35 22 64.4 43.3 -1.9 -115.6 -7 1 1 633 05 56 59 05 59 59 --- 06 38 22 64.9 42.8 -1.9 -116.6 172 F 1 645 05 56 59 05 59 59 J0827+5217 06 38 22 65.6 43.2 -1.8 -117.1 -7 1 1 645 05 59 59 06 00 59 =0824+524 06 39 22 65.7 43.0 -1.8 -117.4 52 F 1 649 05 59 59 06 00 59 APM08279 06 39 22 65.0 42.7 -1.9 -117.0 -7 1 1 649 06 00 59 06 03 58 --- 06 42 22 65.4 42.2 -1.8 -118.0 172 F 1 660 06 00 59 06 03 58 J0827+5217 06 42 22 66.1 42.5 -1.8 -118.5 -7 1 1 660 06 03 58 06 04 58 =0824+524 06 43 22 66.3 42.3 -1.8 -118.9 52 F 1 664 06 03 58 06 04 58 APM08279 06 43 22 65.5 42.0 -1.8 -118.4 -7 1 1 664 06 04 58 06 07 58 --- 06 46 22 65.9 41.5 -1.8 -119.5 172 F 1 676 06 04 58 06 07 58 J0827+5217 06 46 22 66.7 41.7 -1.7 -120.0 -7 1 1 676 06 07 58 06 08 57 =0824+524 06 47 22 66.8 41.6 -1.7 -120.3 52 F 1 679 06 07 58 Schedule for VLBA_OV (Code Ov ) Page 8 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 06 08 57 APM08279 06 47 22 66.1 41.3 -1.7 -119.8 -7 1 1 679 06 08 57 06 11 57 --- 06 50 22 66.4 40.7 -1.7 -120.9 172 F 1 691 06 08 57 06 11 57 J0827+5217 06 50 22 67.2 40.9 -1.6 -121.5 -7 1 1 691 06 11 57 06 12 57 =0824+524 06 51 22 67.3 40.7 -1.6 -121.9 52 F 1 695 06 11 57 06 12 57 APM08279 06 51 22 66.6 40.5 -1.7 -121.3 -7 1 1 695 06 12 57 06 15 56 --- 06 54 22 67.0 39.9 -1.6 -122.5 172 F 1 706 06 12 57 06 15 56 J0827+5217 06 54 22 67.7 40.1 -1.6 -123.1 -7 1 1 706 06 15 56 06 16 56 =0824+524 06 55 22 67.8 39.9 -1.6 -123.5 52 F 1 710 06 15 56 06 16 56 APM08279 06 55 22 67.1 39.7 -1.6 -122.9 -7 1 1 710 06 16 56 06 19 56 --- 06 58 22 67.5 39.1 -1.6 -124.1 172 F 1 722 06 16 56 06 19 56 J0827+5217 06 58 22 68.2 39.2 -1.5 -124.7 -7 1 1 722 06 19 56 06 20 55 =0824+524 06 59 22 68.3 39.0 -1.5 -125.1 52 F 1 726 06 19 56 06 20 55 APM08279 06 59 22 67.6 38.8 -1.5 -124.5 -7 1 1 726 06 20 55 06 23 55 --- 07 02 22 68.0 38.1 -1.5 -125.7 172 F 1 737 06 20 55 06 23 55 J0827+5217 07 02 22 68.7 38.2 -1.4 -126.4 -7 1 1 737 06 23 55 06 24 55 =0824+524 07 03 22 68.8 38.0 -1.4 -126.8 52 F 1 741 06 23 55 06 24 55 APM08279 07 03 22 68.1 37.9 -1.5 -126.1 -7 1 1 741 06 24 55 06 27 54 --- 07 06 22 68.5 37.2 -1.4 -127.4 172 F 1 753 06 24 55 06 27 54 J0827+5217 07 06 22 69.2 37.2 -1.4 -128.1 -7 1 1 753 06 27 54 06 28 54 =0824+524 07 07 22 69.3 36.9 -1.4 -128.6 52 F 1 757 06 27 54 06 28 54 APM08279 07 07 22 68.6 36.9 -1.4 -127.8 -7 1 1 757 06 28 54 06 31 54 --- 07 10 22 68.9 36.1 -1.4 -129.2 172 F 1 768 06 28 54 06 31 54 J0827+5217 07 10 22 69.7 36.1 -1.3 -130.0 -7 1 1 768 06 31 54 06 32 53 =0824+524 07 11 22 69.8 35.8 -1.3 -130.4 52 F 1 772 06 31 54 06 32 53 APM08279 07 11 22 69.0 35.9 -1.3 -129.6 -7 1 1 772 06 32 53 06 35 53 --- 07 14 22 69.4 35.0 -1.3 -131.0 172 F 1 784 06 32 53 06 35 53 J0827+5217 07 14 22 70.1 34.9 -1.2 -131.8 -7 1 1 784 06 35 53 06 36 53 =0824+524 07 15 22 70.2 34.6 -1.2 -132.3 52 F 1 787 06 35 53 06 36 53 APM08279 07 15 22 69.5 34.8 -1.3 -131.4 -7 1 1 787 06 36 53 06 39 52 --- 07 18 22 69.8 33.9 -1.2 -132.9 172 F 1 799 06 36 53 Schedule for VLBA_OV (Code Ov ) Page 9 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 06 39 52 J0827+5217 07 18 22 70.6 33.7 -1.2 -133.8 -7 1 1 799 06 39 52 06 40 52 =0824+524 07 19 22 70.7 33.4 -1.2 -134.3 52 F 1 803 06 39 52 06 41 22 J0827+5217 07 19 52 70.7 33.2 -1.1 -134.6 25 1 1 803 06 41 22 06 42 22 =0824+524 07 20 52 70.8 32.9 -1.1 -135.1 60 F 1 807 06 41 40 06 42 22 APM08279 07 20 52 70.1 33.1 -1.2 -134.1 -7 1 1 807 06 42 22 06 45 21 --- 07 23 52 70.4 32.2 -1.1 -135.6 172 F 1 818 06 42 22 06 45 21 J0827+5217 07 23 52 71.2 31.9 -1.1 -136.6 -7 1 1 818 06 45 21 06 46 21 =0824+524 07 24 52 71.3 31.5 -1.1 -137.1 52 F 1 822 06 45 21 06 46 21 APM08279 07 24 52 70.5 31.8 -1.1 -136.1 -7 1 1 822 06 46 21 06 49 21 --- 07 27 52 70.9 30.8 -1.1 -137.6 172 F 1 834 06 46 21 06 49 21 J0827+5217 07 27 52 71.6 30.4 -1.0 -138.7 -7 1 1 834 06 49 21 06 50 21 =0824+524 07 28 52 71.7 30.1 -1.0 -139.3 52 F 1 838 06 49 21 06 50 21 APM08279 07 28 52 71.0 30.5 -1.1 -138.1 -7 1 1 838 06 50 21 06 53 20 --- 07 31 52 71.3 29.4 -1.0 -139.7 172 F 1 849 06 50 21 06 53 20 J0827+5217 07 31 52 72.0 29.0 -0.9 -141.0 -7 1 1 849 06 53 20 06 54 20 =0824+524 07 32 52 72.1 28.6 -0.9 -141.5 52 F 1 853 06 53 20 06 54 20 APM08279 07 32 52 71.4 29.1 -1.0 -140.3 -7 1 1 853 06 54 20 06 57 19 --- 07 35 52 71.6 28.0 -0.9 -141.9 172 F 1 865 06 54 20 06 57 19 J0827+5217 07 35 52 72.3 27.4 -0.9 -143.2 -7 1 1 865 06 57 19 06 58 19 =0824+524 07 36 52 72.4 27.0 -0.9 -143.8 52 F 1 869 06 57 19 06 58 19 APM08279 07 36 52 71.7 27.6 -0.9 -142.5 -7 1 1 869 06 58 19 07 01 19 --- 07 39 52 72.0 26.4 -0.9 -144.2 172 F 1 880 06 58 19 07 01 19 J0827+5217 07 39 52 72.7 25.7 -0.8 -145.6 -7 1 1 880 07 01 19 07 02 19 =0824+524 07 40 52 72.8 25.3 -0.8 -146.2 52 F 1 884 07 01 19 07 02 19 APM08279 07 40 52 72.1 26.0 -0.9 -144.8 -7 1 1 884 07 02 19 07 05 18 --- 07 43 52 72.3 24.8 -0.8 -146.5 172 F 1 896 07 02 19 07 05 18 J0827+5217 07 43 52 73.0 24.0 -0.7 -148.1 -7 1 1 896 07 05 18 07 06 18 =0824+524 07 44 52 73.1 23.5 -0.7 -148.7 53 F 1 899 07 05 18 07 06 18 APM08279 07 44 52 72.4 24.4 -0.8 -147.1 -7 1 1 899 07 06 18 07 09 17 --- 07 47 52 72.7 23.1 -0.7 -149.0 172 F 1 911 07 06 18 Schedule for VLBA_OV (Code Ov ) Page 10 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 07 09 17 J0827+5217 07 47 52 73.4 22.2 -0.7 -150.6 -7 1 1 911 07 09 17 07 10 17 =0824+524 07 48 52 73.4 21.7 -0.7 -151.3 53 F 1 915 07 09 17 07 10 17 APM08279 07 48 52 72.7 22.6 -0.7 -149.6 -7 1 1 915 07 10 17 07 13 17 --- 07 51 52 73.0 21.3 -0.7 -151.5 172 F 1 926 07 10 17 07 13 17 J0827+5217 07 51 52 73.6 20.3 -0.6 -153.2 -7 1 1 926 07 13 17 07 14 17 =0824+524 07 52 52 73.7 19.8 -0.6 -153.9 53 F 1 930 07 13 17 07 14 17 APM08279 07 52 52 73.0 20.9 -0.7 -152.1 -7 1 1 930 07 14 17 07 17 16 --- 07 55 52 73.2 19.5 -0.6 -154.0 172 F 1 942 07 14 17 07 17 16 J0827+5217 07 55 52 73.9 18.3 -0.5 -155.9 -7 1 1 942 07 17 16 07 18 16 =0824+524 07 56 52 74.0 17.8 -0.5 -156.6 53 F 1 946 07 17 16 07 18 16 APM08279 07 56 52 73.3 19.0 -0.6 -154.7 -7 1 1 946 07 18 16 07 21 16 --- 07 59 52 73.5 17.5 -0.5 -156.7 172 F 1 957 07 18 16 07 21 16 J0827+5217 07 59 52 74.1 16.2 -0.5 -158.7 -7 1 1 957 07 21 16 07 22 15 =0824+524 08 00 52 74.2 15.7 -0.5 -159.4 53 F 1 961 07 21 16 07 22 15 APM08279 08 00 52 73.6 17.0 -0.5 -157.3 -7 1 1 961 07 22 15 07 25 15 --- 08 03 52 73.7 15.5 -0.5 -159.4 172 F 1 973 07 22 15 07 25 15 J0827+5217 08 03 52 74.3 14.1 -0.4 -161.5 -7 1 1 973 07 25 15 07 26 15 =0824+524 08 04 52 74.4 13.6 -0.4 -162.2 53 F 1 977 07 25 15 07 26 15 APM08279 08 04 52 73.8 15.0 -0.5 -160.1 -7 1 1 977 07 26 15 07 29 14 --- 08 07 52 73.9 13.5 -0.4 -162.1 172 F 1 988 07 26 15 07 29 14 J0827+5217 08 07 52 74.5 11.9 -0.3 -164.4 -7 1 1 988 07 29 14 07 30 14 =0824+524 08 08 52 74.6 11.4 -0.3 -165.1 53 F 1 992 07 29 14 07 30 14 APM08279 08 08 52 74.0 13.0 -0.4 -162.8 -7 1 1 992 07 30 14 07 33 14 --- 08 11 52 74.1 11.4 -0.3 -165.0 172 F 1 1004 07 30 14 07 33 14 J0827+5217 08 11 52 74.7 9.7 -0.3 -167.3 -7 1 1 1004 07 33 14 07 34 13 =0824+524 08 12 52 74.7 9.1 -0.3 -168.1 53 F 1 1007 07 33 14 07 34 13 APM08279 08 12 52 74.1 10.8 -0.3 -165.7 -7 1 1 1007 07 34 13 07 37 13 --- 08 15 52 74.2 9.2 -0.3 -167.8 172 F 1 1019 07 34 13 07 37 13 J0827+5217 08 15 52 74.8 7.4 -0.2 -170.3 -7 1 1 1019 07 37 13 07 38 13 =0824+524 08 16 52 74.8 6.8 -0.2 -171.1 53 F 1 1023 07 37 13 Schedule for VLBA_OV (Code Ov ) Page 11 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 07 38 13 APM08279 08 16 52 74.3 8.7 -0.3 -168.6 -7 1 1 1023 07 38 13 07 41 12 --- 08 19 52 74.4 7.0 -0.2 -170.8 172 F 1 1035 07 38 13 07 41 12 J0827+5217 08 19 52 74.9 5.1 -0.1 -173.4 -7 1 1 1035 07 41 12 07 42 12 =0824+524 08 20 52 74.9 4.5 -0.1 -174.1 53 F 1 1038 07 41 12 07 42 42 J0827+5217 08 21 22 74.9 4.2 -0.1 -174.5 25 1 1 1038 07 42 42 07 43 42 =0824+524 08 22 22 74.9 3.6 -0.1 -175.3 60 F 1 1042 07 43 00 07 43 42 APM08279 08 22 22 74.4 5.6 -0.2 -172.6 -7 1 1 1042 07 43 42 07 46 41 --- 08 25 22 74.5 3.9 -0.1 -174.8 172 F 1 1054 07 43 42 07 46 41 J0827+5217 08 25 22 74.9 1.9 -0.1 -177.6 -7 1 1 1054 07 46 41 07 47 41 =0824+524 08 26 22 75.0 1.3 0.0 -178.3 53 F 1 1058 07 46 41 07 47 41 APM08279 08 26 22 74.5 3.4 -0.1 -175.5 -7 1 1 1058 07 47 41 07 50 41 --- 08 29 22 74.5 1.7 0.0 -177.8 172 F 1 1069 07 47 41 07 50 41 J0827+5217 08 29 22 75.0 -0.5 0.0 179.4 -7 1 1 1069 07 50 41 07 51 41 =0824+524 08 30 22 75.0 -1.1 0.0 178.6 52 F 1 1073 07 50 41 07 51 41 APM08279 08 30 22 74.5 1.1 0.0 -178.5 -7 1 1 1073 07 51 41 07 54 40 --- 08 33 22 74.5 -0.6 0.0 179.2 172 F 1 1085 07 51 41 07 54 40 J0827+5217 08 33 22 74.9 -2.8 0.1 176.3 -7 1 1 1085 07 54 40 07 55 40 =0824+524 08 34 22 74.9 -3.4 0.1 175.5 52 F 1 1089 07 54 40 07 55 40 APM08279 08 34 22 74.5 -1.1 0.0 178.5 -7 1 1 1089 07 55 40 07 58 39 --- 08 37 22 74.5 -2.8 0.1 176.3 172 F 1 1100 07 55 40 07 58 39 J0827+5217 08 37 22 74.9 -5.2 0.1 173.3 -8 1 1 1100 07 58 39 07 59 39 =0824+524 08 38 22 74.9 -5.8 0.2 172.5 52 F 1 1104 07 58 39 07 59 39 APM08279 08 38 22 74.5 -3.4 0.1 175.5 -8 1 1 1104 07 59 39 08 02 39 --- 08 41 22 74.4 -5.1 0.2 173.3 172 F 1 1116 07 59 39 08 02 39 J0827+5217 08 41 22 74.8 -7.5 0.2 170.2 -8 1 1 1116 08 02 39 08 03 39 =0824+524 08 42 22 74.8 -8.1 0.2 169.5 52 F 1 1119 08 02 39 08 03 39 APM08279 08 42 22 74.4 -5.6 0.2 172.6 -8 1 1 1119 08 03 39 08 06 38 --- 08 45 22 74.3 -7.3 0.2 170.4 172 F 1 1131 08 03 39 08 06 38 J0827+5217 08 45 22 74.7 -9.8 0.3 167.2 -8 1 1 1131 08 06 38 08 07 38 =0824+524 08 46 22 74.6 -10.3 0.3 166.5 52 F 1 1135 08 06 38 Schedule for VLBA_OV (Code Ov ) Page 12 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 08 07 38 APM08279 08 46 22 74.3 -7.9 0.2 169.6 -8 1 1 1135 08 07 38 08 10 37 --- 08 49 22 74.2 -9.5 0.3 167.5 172 F 1 1146 08 07 38 08 10 37 J0827+5217 08 49 22 74.5 -12.0 0.3 164.3 -8 1 1 1146 08 10 37 08 11 37 =0824+524 08 50 22 74.5 -12.6 0.4 163.6 52 F 1 1150 08 10 37 08 11 37 APM08279 08 50 22 74.2 -10.1 0.3 166.7 -8 1 1 1150 08 11 37 08 14 37 --- 08 53 22 74.1 -11.7 0.4 164.6 172 F 1 1162 08 11 37 08 14 37 J0827+5217 08 53 22 74.3 -14.2 0.4 161.4 -8 1 1 1162 08 14 37 08 15 37 =0824+524 08 54 22 74.3 -14.7 0.4 160.7 52 F 1 1166 08 14 37 08 15 37 APM08279 08 54 22 74.0 -12.2 0.4 163.9 -8 1 1 1166 08 15 37 08 18 36 --- 08 57 22 73.9 -13.8 0.4 161.8 172 F 1 1177 08 15 37 08 18 36 J0827+5217 08 57 22 74.1 -16.3 0.5 158.6 -8 1 1 1177 08 18 36 08 19 36 =0824+524 08 58 22 74.1 -16.8 0.5 157.9 52 F 1 1181 08 18 36 08 19 36 APM08279 08 58 22 73.9 -14.3 0.4 161.1 -8 1 1 1181 08 19 36 08 22 35 --- 09 01 22 73.7 -15.8 0.5 159.0 172 F 1 1193 08 19 36 08 22 35 J0827+5217 09 01 22 73.9 -18.3 0.5 155.8 -8 1 1 1193 08 22 35 08 23 35 =0824+524 09 02 22 73.8 -18.8 0.6 155.1 52 F 1 1197 08 22 35 08 23 35 APM08279 09 02 22 73.6 -16.3 0.5 158.3 -8 1 1 1197 08 23 35 08 26 35 --- 09 05 22 73.5 -17.8 0.6 156.3 172 F 1 1208 08 23 35 08 26 35 J0827+5217 09 05 22 73.6 -20.3 0.6 153.1 -8 1 1 1208 08 26 35 08 27 35 =0824+524 09 06 22 73.6 -20.8 0.6 152.5 52 F 1 1212 08 26 35 08 27 35 APM08279 09 06 22 73.4 -18.3 0.6 155.7 -8 1 1 1212 08 27 35 08 30 34 --- 09 09 22 73.2 -19.7 0.6 153.7 172 F 1 1224 08 27 35 08 30 34 J0827+5217 09 09 22 73.3 -22.2 0.7 150.5 -8 1 1 1224 08 30 34 08 31 34 =0824+524 09 10 22 73.3 -22.7 0.7 149.9 52 F 1 1228 08 30 34 08 31 34 APM08279 09 10 22 73.1 -20.2 0.6 153.0 -8 1 1 1228 08 31 34 08 34 33 --- 09 13 22 72.9 -21.5 0.7 151.1 172 F 1 1239 08 31 34 08 34 33 J0827+5217 09 13 22 73.0 -24.0 0.7 148.0 -8 1 1 1239 08 34 33 08 35 33 =0824+524 09 14 22 72.9 -24.5 0.8 147.4 52 F 1 1243 08 34 33 08 35 33 APM08279 09 14 22 72.9 -22.0 0.7 150.5 -8 1 1 1243 08 35 33 08 38 33 --- 09 17 22 72.6 -23.3 0.8 148.6 172 F 1 1255 08 35 33 Schedule for VLBA_OV (Code Ov ) Page 13 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 08 38 33 J0827+5217 09 17 22 72.7 -25.8 0.8 145.5 -8 1 1 1255 08 38 33 08 39 33 =0824+524 09 18 22 72.6 -26.2 0.8 144.9 52 F 1 1258 08 38 33 08 39 33 APM08279 09 18 22 72.5 -23.7 0.8 148.0 -8 1 1 1258 08 39 33 08 42 32 --- 09 21 22 72.3 -25.0 0.8 146.2 172 F 1 1270 08 39 33 08 42 32 J0827+5217 09 21 22 72.3 -27.4 0.9 143.2 -8 1 1 1270 08 42 32 08 43 32 =0824+524 09 22 22 72.2 -27.8 0.9 142.6 52 F 1 1274 08 42 32 08 44 02 J0827+5217 09 22 52 72.2 -28.0 0.9 142.3 25 1 1 1274 08 44 02 08 45 02 =0824+524 09 23 52 72.1 -28.4 0.9 141.7 60 F 1 1278 08 44 20 08 45 02 APM08279 09 23 52 72.1 -26.0 0.9 144.8 -8 1 1 1278 08 45 02 08 48 01 --- 09 26 52 71.8 -27.2 0.9 143.0 172 F 1 1289 08 45 02 08 48 01 J0827+5217 09 26 52 71.8 -29.6 1.0 140.0 -8 1 1 1289 08 48 01 08 49 01 =0824+524 09 27 52 71.7 -29.9 1.0 139.5 52 F 1 1293 08 48 01 08 49 01 APM08279 09 27 52 71.7 -27.6 0.9 142.5 -8 1 1 1293 08 49 01 08 52 01 --- 09 30 52 71.4 -28.7 1.0 140.8 172 F 1 1305 08 49 01 08 52 01 J0827+5217 09 30 52 71.4 -31.0 1.0 137.9 -8 1 1 1305 08 52 01 08 53 00 =0824+524 09 31 52 71.3 -31.4 1.1 137.3 52 F 1 1309 08 52 01 08 53 00 APM08279 09 31 52 71.3 -29.1 1.0 140.3 -7 1 1 1309 08 53 00 08 56 00 --- 09 34 52 71.1 -30.2 1.0 138.7 172 F 1 1320 08 53 00 08 56 00 J0827+5217 09 34 52 71.0 -32.4 1.1 135.8 -7 1 1 1320 08 56 00 08 57 00 =0824+524 09 35 52 70.9 -32.8 1.1 135.3 52 F 1 1324 08 56 00 08 57 00 APM08279 09 35 52 71.0 -30.5 1.1 138.1 -7 1 1 1324 08 57 00 08 59 59 --- 09 38 52 70.6 -31.5 1.1 136.6 172 F 1 1336 08 57 00 08 59 59 J0827+5217 09 38 52 70.6 -33.7 1.2 133.7 -7 1 1 1336 08 59 59 09 00 59 =0824+524 09 39 52 70.4 -34.0 1.2 133.2 52 F 1 1339 08 59 59 09 00 59 APM08279 09 39 52 70.5 -31.9 1.1 136.1 -7 1 1 1339 09 00 59 09 03 59 --- 09 42 52 70.2 -32.8 1.2 134.6 172 F 1 1351 09 00 59 09 03 59 J0827+5217 09 42 52 70.1 -35.0 1.2 131.8 -7 1 1 1351 09 03 59 09 04 58 =0824+524 09 43 52 70.0 -35.3 1.3 131.3 52 F 1 1355 09 03 59 09 04 58 APM08279 09 43 52 70.1 -33.1 1.2 134.1 -7 1 1 1355 09 04 58 09 07 58 --- 09 46 52 69.8 -34.0 1.2 132.6 172 F 1 1366 09 04 58 Schedule for VLBA_OV (Code Ov ) Page 14 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 09 07 58 J0827+5217 09 46 52 69.6 -36.1 1.3 129.9 -7 1 1 1366 09 07 58 09 08 58 =0824+524 09 47 52 69.5 -36.4 1.3 129.4 53 F 1 1370 09 07 58 09 08 58 APM08279 09 47 52 69.7 -34.3 1.3 132.1 -7 1 1 1370 09 08 58 09 11 57 --- 09 50 52 69.3 -35.2 1.3 130.7 172 F 1 1382 09 08 58 09 11 57 J0827+5217 09 50 52 69.2 -37.2 1.4 128.1 -7 1 1 1382 09 11 57 09 12 57 =0824+524 09 51 52 69.1 -37.5 1.4 127.6 53 F 1 1386 09 11 57 09 12 57 APM08279 09 51 52 69.2 -35.5 1.3 130.3 -7 1 1 1386 09 12 57 09 15 57 --- 09 54 52 68.9 -36.3 1.4 128.9 172 F 1 1397 09 12 57 09 15 57 J0827+5217 09 54 52 68.7 -38.3 1.4 126.3 -7 1 1 1397 09 15 57 09 16 57 =0824+524 09 55 52 68.6 -38.5 1.5 125.9 53 F 1 1401 09 15 57 09 16 57 APM08279 09 55 52 68.7 -36.5 1.4 128.5 -7 1 1 1401 09 16 57 09 19 56 --- 09 58 52 68.4 -37.3 1.4 127.2 172 F 1 1413 09 16 57 09 19 56 J0827+5217 09 58 52 68.2 -39.2 1.5 124.6 -7 1 1 1413 09 19 56 09 20 56 =0824+524 09 59 52 68.1 -39.5 1.5 124.2 53 F 1 1417 09 19 56 09 20 56 APM08279 09 59 52 68.3 -37.6 1.5 126.7 -7 1 1 1417 09 20 56 09 23 55 --- 10 02 52 67.9 -38.3 1.5 125.5 172 F 1 1428 09 20 56 09 23 55 J0827+5217 10 02 52 67.7 -40.1 1.6 123.0 -7 1 1 1428 09 23 55 09 24 55 =0824+524 10 03 52 67.5 -40.3 1.6 122.6 53 F 1 1432 09 23 55 09 24 55 APM08279 10 03 52 67.8 -38.5 1.5 125.1 -7 1 1 1432 09 24 55 09 27 55 --- 10 06 52 67.4 -39.2 1.6 123.9 172 F 1 1444 09 24 55 09 27 55 J0827+5217 10 06 52 67.2 -41.0 1.6 121.4 -7 1 1 1444 09 27 55 09 28 55 =0824+524 10 07 52 67.0 -41.2 1.7 121.1 53 F 1 1448 09 27 55 09 28 55 APM08279 10 07 52 67.3 -39.4 1.6 123.5 -7 1 1 1448 09 28 55 09 31 54 --- 10 10 52 66.9 -40.0 1.6 122.3 172 F 1 1459 09 28 55 09 31 54 J0827+5217 10 10 52 66.6 -41.8 1.7 119.9 -7 1 1 1459 09 31 54 09 32 54 =0824+524 10 11 52 66.5 -42.0 1.7 119.5 53 F 1 1463 09 31 54 09 32 54 APM08279 10 11 52 66.8 -40.2 1.7 121.9 -7 1 1 1463 09 32 54 09 35 53 --- 10 14 52 66.4 -40.8 1.7 120.7 172 F 1 1475 09 32 54 09 35 53 J0827+5217 10 14 52 66.1 -42.5 1.8 118.4 -7 1 1 1475 09 35 53 09 36 53 =0824+524 10 15 52 66.0 -42.7 1.8 118.1 53 F 1 1478 09 35 53 Schedule for VLBA_OV (Code Ov ) Page 15 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 09 36 53 APM08279 10 15 52 66.2 -41.0 1.7 120.4 -7 1 1 1478 09 36 53 09 39 53 --- 10 18 52 65.9 -41.6 1.8 119.3 173 F 1 1490 09 36 53 09 39 53 J0827+5217 10 18 52 65.6 -43.2 1.8 117.0 -7 1 1 1490 09 39 53 09 40 53 =0824+524 10 19 52 65.4 -43.4 1.9 116.7 53 F 1 1494 09 39 53 09 40 53 APM08279 10 19 52 65.7 -41.8 1.8 118.9 -7 1 1 1494 09 40 53 09 43 52 --- 10 22 52 65.3 -42.3 1.8 117.8 173 F 1 1505 09 40 53 09 43 52 J0827+5217 10 22 52 65.0 -43.9 1.9 115.6 -7 1 1 1505 09 43 52 09 44 52 =0824+524 10 23 52 64.9 -44.0 1.9 115.3 53 F 1 1509 09 43 52 09 45 22 J0827+5217 10 24 22 64.8 -44.1 1.9 115.1 25 1 1 1509 09 45 22 09 46 22 =0824+524 10 25 22 64.7 -44.2 1.9 114.8 60 F 1 1513 09 45 40 09 46 22 J0828+5048 10 25 22 65.4 -47.4 1.9 112.1 -8 1 1 1513 09 46 22 09 49 21 --- 10 28 22 64.9 -47.8 2.0 111.1 171 F 1 1525 09 46 22 09 49 21 J0827+5217 10 28 22 64.2 -44.7 2.0 113.8 -8 1 1 1525 09 49 21 09 50 21 =0824+524 10 29 22 64.1 -44.8 2.0 113.5 52 F 1 1529 09 49 21 09 50 21 J0828+5048 10 29 22 64.8 -47.9 2.0 110.8 -8 1 1 1529 09 50 21 09 53 21 --- 10 32 22 64.3 -48.3 2.1 109.9 171 F 1 1540 09 50 21 09 53 21 J0827+5217 10 32 22 63.7 -45.2 2.1 112.5 -8 1 1 1540 09 53 21 09 54 20 =0824+524 10 33 22 63.5 -45.4 2.1 112.2 52 F 1 1544 09 53 21 09 54 20 J0828+5048 10 33 22 64.2 -48.4 2.1 109.6 -8 1 1 1544 09 54 20 09 57 20 --- 10 36 22 63.7 -48.8 2.1 108.7 171 F 1 1556 09 54 20 09 57 20 J0827+5217 10 36 22 63.1 -45.7 2.1 111.3 -8 1 1 1556 09 57 20 09 58 20 =0824+524 10 37 22 63.0 -45.9 2.1 111.0 52 F 1 1559 09 57 20 09 58 50 4C39.25 10 37 52 76.1 -77.3 1.2 91.8 -2 1 1 1559 09 58 50 10 04 49 --- 10 43 52 74.9 -77.4 1.3 90.7 357 F 1 1583 09 59 08 10 05 19 J0827+5217 10 44 22 62.0 -46.6 2.3 108.9 -2 1 1 1583 10 05 19 10 06 18 =0824+524 10 45 22 61.8 -46.8 2.3 108.6 58 F 1 1587 10 05 37 10 06 18 APM08279 10 45 22 62.2 -45.4 2.2 110.5 -7 1 1 1587 10 06 18 10 09 18 --- 10 48 22 61.8 -45.8 2.3 109.6 173 F 1 1598 10 06 18 10 09 18 J0827+5217 10 48 22 61.4 -47.1 2.3 107.7 -7 1 1 1598 10 09 18 10 10 18 =0824+524 10 49 22 61.2 -47.2 2.3 107.5 53 F 1 1602 10 09 18 Schedule for VLBA_OV (Code Ov ) Page 16 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 10 10 18 APM08279 10 49 22 61.6 -45.9 2.3 109.3 -7 1 1 1602 10 10 18 10 13 17 --- 10 52 22 61.2 -46.2 2.3 108.5 173 F 1 1614 10 10 18 10 13 17 J0827+5217 10 52 22 60.8 -47.4 2.4 106.6 -7 1 1 1614 10 13 17 10 14 17 =0824+524 10 53 22 60.7 -47.5 2.4 106.3 53 F 1 1617 10 13 17 10 14 17 APM08279 10 53 22 61.1 -46.3 2.4 108.2 -7 1 1 1617 10 14 17 10 17 17 --- 10 56 22 60.6 -46.6 2.4 107.3 173 F 1 1629 10 14 17 10 17 17 J0827+5217 10 56 22 60.2 -47.8 2.5 105.5 -7 1 1 1629 10 17 17 10 18 16 =0824+524 10 57 22 60.1 -47.9 2.5 105.3 53 F 1 1633 10 17 17 10 18 16 APM08279 10 57 22 60.5 -46.6 2.4 107.1 -7 1 1 1633 10 18 16 10 21 16 --- 11 00 22 60.1 -46.9 2.5 106.2 173 F 1 1644 10 18 16 10 21 16 J0827+5217 11 00 22 59.6 -48.1 2.5 104.5 -7 1 1 1644 10 21 16 10 22 16 =0824+524 11 01 22 59.5 -48.2 2.5 104.2 53 F 1 1648 10 21 16 10 22 16 APM08279 11 01 22 59.9 -47.0 2.5 106.0 -7 1 1 1648 10 22 16 10 25 15 --- 11 04 22 59.5 -47.2 2.5 105.2 173 F 1 1660 10 22 16 10 25 15 J0827+5217 11 04 22 59.0 -48.4 2.6 103.4 -7 1 1 1660 10 25 15 10 26 15 =0824+524 11 05 22 58.9 -48.4 2.6 103.2 53 F 1 1664 10 25 15 10 26 15 APM08279 11 05 22 59.3 -47.3 2.6 104.9 -7 1 1 1664 10 26 15 10 29 15 --- 11 08 22 58.9 -47.5 2.6 104.1 173 F 1 1675 10 26 15 10 29 15 J0827+5217 11 08 22 58.4 -48.6 2.7 102.4 -7 1 1 1675 10 29 15 10 30 14 =0824+524 11 09 22 58.3 -48.7 2.7 102.2 53 F 1 1679 10 29 15 10 30 14 APM08279 11 09 22 58.7 -47.6 2.6 103.8 -7 1 1 1679 10 30 14 10 33 14 --- 11 12 22 58.3 -47.8 2.7 103.1 173 F 1 1691 10 30 14 10 33 14 J0827+5217 11 12 22 57.8 -48.9 2.7 101.4 -7 1 1 1691 10 33 14 10 34 14 =0824+524 11 13 22 57.7 -48.9 2.7 101.2 53 F 1 1695 10 33 14 10 34 14 APM08279 11 13 22 58.2 -47.9 2.7 102.8 -7 1 1 1695 10 34 14 10 37 13 --- 11 16 22 57.7 -48.1 2.7 102.1 173 F 1 1706 10 34 14 10 37 13 J0827+5217 11 16 22 57.2 -49.1 2.8 100.4 -7 1 1 1706 10 37 13 10 38 13 =0824+524 11 17 22 57.1 -49.1 2.8 100.2 53 F 1 1710 10 37 13 10 38 13 APM08279 11 17 22 57.6 -48.1 2.8 101.8 -7 1 1 1710 10 38 13 10 41 13 --- 11 20 22 57.1 -48.3 2.8 101.1 173 F 1 1722 10 38 13 Schedule for VLBA_OV (Code Ov ) Page 17 APM 08279+5255 at z=3.91 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 29 Jan 2008 Day 29 --- 10 41 13 J0827+5217 11 20 22 56.6 -49.3 2.9 99.5 -7 1 1 1722 10 41 13 10 42 13 =0824+524 11 21 22 56.5 -49.3 2.9 99.3 53 F 1 1725 10 41 13 10 42 13 APM08279 11 21 22 57.0 -48.3 2.8 100.8 -7 1 1 1725 10 42 13 10 45 12 --- 11 24 22 56.5 -48.5 2.9 100.1 173 F 1 1737 10 42 13 10 45 12 J0827+5217 11 24 22 56.0 -49.5 2.9 98.6 -7 1 1 1737 10 45 12 10 46 12 =0824+524 11 25 22 55.9 -49.5 2.9 98.3 53 F 1 1741 10 45 12 10 46 12 APM08279 11 25 22 56.4 -48.5 2.9 99.9 -7 1 1 1741 10 46 12 10 49 11 --- 11 28 22 55.9 -48.7 2.9 99.2 173 F 1 1753 10 46 12 10 49 11 J0827+5217 11 28 22 55.4 -49.6 3.0 97.6 -7 1 1 1753 10 49 11 10 50 11 =0824+524 11 29 22 55.3 -49.7 3.0 97.4 53 F 1 1756 10 49 11 10 50 11 APM08279 11 29 22 55.8 -48.7 3.0 98.9 -7 1 1 1756 10 50 11 10 53 11 --- 11 32 22 55.3 -48.8 3.0 98.2 173 F 1 1768 10 50 11 10 53 11 J0827+5217 11 32 22 54.8 -49.8 3.1 96.7 -7 1 1 1768 10 53 11 10 54 11 =0824+524 11 33 22 54.7 -49.8 3.1 96.5 53 F 1 1772 10 53 11 10 54 11 APM08279 11 33 22 55.2 -48.9 3.0 98.0 -7 1 1 1772 10 54 11 10 57 10 --- 11 36 22 54.7 -49.0 3.1 97.3 173 F 1 1783 10 54 11 10 57 10 J0827+5217 11 36 22 54.2 -49.9 3.1 95.9 -7 1 1 1783 10 57 10 10 58 10 =0824+524 11 37 22 54.1 -49.9 3.1 95.6 53 F 1 1787 10 57 10 10 58 10 APM08279 11 37 22 54.6 -49.0 3.1 97.1 -7 1 1 1787 10 58 10 11 01 09 --- 11 40 22 54.1 -49.1 3.1 96.4 173 F 1 1799 10 58 10 11 01 09 J0827+5217 11 40 22 53.6 -50.0 3.2 95.0 -7 1 1 1799 11 01 09 11 02 09 =0824+524 11 41 22 53.4 -50.0 3.2 94.8 53 F 1 1803 11 01 09 11 02 09 APM08279 11 41 22 54.0 -49.1 3.2 96.2 -7 1 1 1803 11 02 09 11 05 09 --- 11 44 22 53.5 -49.2 3.2 95.6 173 F 1 1814 11 02 09 11 05 09 J0827+5217 11 44 22 53.0 -50.0 3.3 94.1 -7 1 1 1814 11 05 09 11 06 09 =0824+524 11 45 22 52.8 -50.1 3.3 93.9 53 F 1 1818 11 05 09 11 06 09 APM08279 11 45 22 53.4 -49.2 3.2 95.3 -7 1 1 1818 11 06 09 11 09 08 --- 11 48 22 52.9 -49.3 3.3 94.7 173 F 1 1830 11 06 09 11 09 08 J0827+5217 11 48 22 52.4 -50.1 3.3 93.3 -7 1 1 1830 11 09 08 11 10 08 =0824+524 11 49 22 52.2 -50.1 3.3 93.1 53 F 1 1834 11 09 08 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: br131b.set Matches group v20cm_2 in /home/filehost/cwalker/sched/catalogs/freq.dat FD filtered above 1760. SC filtered above 1740. Setup group: 8 Station: VLBA_OV Total bit rate: 512 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 16 Speedup factor: 1.00 Disk used to record data. 1st LO= 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 Net SB= L L U U L L U U L L U U L L U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 1 2 3 4 3 4 5 6 5 6 7 8 7 8 BBC SB= U U L L U U L L U U L L U U L L IF = A C A C A C A C A C A C A C A C VLBA FE= 20cm omit 20cm omit VLBA Synth= 15.4 2.4 15.4 The following frequency sets based on this setup were used. Frequency Set: 8 Setup file default. Used pcal sets: 1 LO sum= 1414.49 1414.49 1414.49 1414.49 1430.49 1430.49 1430.49 1430.49 1446.49 1446.49 1446.49 1446.49 1462.49 1462.49 1462.49 1462.49 BBC fr= 985.51 985.51 985.51 985.51 969.51 969.51 969.51 969.51 953.51 953.51 953.51 953.51 937.51 937.51 937.51 937.51 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S9 S11 S13 S15 PCALXB2= S2 S4 S6 S8 S10 S12 S14 S16 PCALFR1= 490 510 490 510 490 510 490 510 PCALFR2= 490 510 490 510 490 510 490 510 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27, 66, 74, 82, 90, 67, 75, 83, 91 barrel=roll_off SOURCE LIST -- APM 08279+5255 at z=3.91 Catalog positions marked with *. Precession of date coordinates is based on stop time of first scan. Names used in schedule marked with *. Short names used in VLA and SNAP files marked with +. Observation date used in B1950/J2000 coordinate conversion (PRECDATE): 1979.900 No adjustments are made for rates (DRA, DDEC). Scan hours are for recording scans only. Baseline hours are only counted for scans above horizon at both ends. Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * APM08279 08 27 57.997954 * 08 31 41.698000 08 32 21.226552 0.00 52 55 26.79664 * 52 45 17.46000 52 43 37.74682 0.00 From catalog imbedded in main SCHED input file. 5.286 scan hours, 228.014 baseline hours above horizon. J0555+3948 05 52 01.407172 * 05 55 30.805614 05 56 06.853418 0.26 0552+398 39 48 21.94585 * 39 48 49.16500 39 49 03.76522 0.40 * DA193 /home/filehost/cwalker/sched/catalogs/sources.vlba J0555+39 VLBA Calib Srcs - GSFC sols. - catalog 2004f_astro 0.100 scan hours, 3.932 baseline hours above horizon. * J0827+5217 08 24 10.281451 * 08 27 53.698146 08 28 33.147016 3.48 0824+524 52 27 54.37254 * 52 17 58.29603 52 16 21.07811 1.55 /home/filehost/cwalker/sched/catalogs/sources.vlba VLBA Calib Survey - GSFC sols. - created L.Petrov 2005f_astro 2.011 scan hours, 79.388 baseline hours above horizon. * J0828+5048 08 24 56.763443 * 08 28 36.391577 08 29 15.130617 7.81 50 58 25.19664 * 50 48 26.51073 50 46 48.72688 5.75 /home/filehost/cwalker/sched/catalogs/sources.vlba VLBA Calib Survey - GSFC sols. - created L.Petrov 2005f_astro 0.299 scan hours, 12.831 baseline hours above horizon. J0927+3902 09 23 55.319213 * 09 27 03.013934 09 27 35.982001 0.26 0923+392 39 15 23.56648 * 39 02 20.85188 39 00 07.79774 0.40 * 4C39.25 /home/filehost/cwalker/sched/catalogs/sources.vlba J0927+39 VLBA Calib Survey - GSFC sols. - created L.Petrov 2005f_astro 0.100 scan hours, 4.024 baseline hours above horizon. The solar corona can cause unstable phases for sources too close to the Sun. SCHED provides warnings at individual scans for distances less than 10 degrees. The distance from the Sun to each source in this schedule is: Source Sun distance (deg) APM08279 145.3 DA193 137.7 J0827+5217 145.7 J0828+5048 147.1 4C39.25 157.1 Barry Clark estimates from predictions by Ketan Desai of IPM scattering sizes that the Sun will cause amplitude reductions on the longest VLBA baselines at a solar distance of 60deg F^(-0.6) where F is in GHz. For common VLBI bands, this is: 327 MHz 117. deg 610 MHz 81. deg 1.6 GHz 45. deg 2.3 GHz 36. deg 5.0 GHz 23. deg 8.4 GHz 17. deg 15.0 GHz 12. deg 22.0 GHz 9. deg 43.0 GHz 6. deg