COVER INFORMATION Station: VLBA_KP (Code Kp ) Experiment: BM229 VLBA format 7 mm ~ 0200-1800 LST Exp. Code: BM229E Schedule Version: 1.00 Processed by SCHED version: 6.02 July 2005 PI: Alan P. Marscher Address: Dept. of Astronomy, Boston University 725 Commonwealth Ave. Boston, MA 02215 Phone: (617)353-5029 (office) or (508)788-8317 (home) EMAIL: marscher@bu.edu Fax: (617)353-5704 Phone during observation: (617)353-5029 (office) or (508)788-8317 (home) Observing mode: continuum Notes: Use all available antennas Program sources: 3C273, 3C279, 1510-089, BL Lac Calibrators: CTA102, 3C446, 3C454.3 Can use 3C279 or 3C454.3 as a fringe finder Schedule for VLBA_KP (Code Kp ) Page 2 BM229 VLBA format 7 mm ~ 0200-1800 LST 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. TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Wed 21 Dec 2005 Day 355 --- Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 10 12 09 3C273 08 46 02 29.6 107.9 -3.7 -53.9 0 1 1 0 10 12 09 10 22 07 --- 08 56 02 31.7 109.6 -3.6 -53.1 598 F 1 0 10 12 32 10 22 07 3C279 08 56 02 21.5 112.0 -4.0 -52.3 -26 1 1 0 10 22 07 10 32 05 --- 09 06 02 23.5 113.7 -3.8 -51.4 572 F 1 0 10 22 07 10 32 05 3C273 09 06 02 33.6 111.4 -3.4 -52.2 -26 1 1 0 10 32 05 10 42 04 --- 09 16 02 35.6 113.3 -3.2 -51.2 572 F 1 0 10 32 05 10 42 04 3C279 09 16 02 25.4 115.4 -3.7 -50.4 -26 1 1 0 10 42 04 10 52 02 --- 09 26 02 27.3 117.2 -3.5 -49.4 572 F 1 0 10 42 04 10 52 02 3C273 09 26 02 37.5 115.3 -3.1 -50.1 -26 1 1 0 10 52 02 11 02 00 --- 09 36 02 39.4 117.3 -2.9 -48.9 572 F 1 0 10 52 02 11 02 00 3C279 09 36 02 29.2 119.0 -3.3 -48.2 -27 1 1 0 11 02 00 11 11 59 --- 09 46 02 31.0 121.0 -3.2 -47.0 572 F 1 0 11 02 00 11 11 59 3C273 09 46 02 41.3 119.5 -2.7 -47.6 -27 1 1 0 11 11 59 11 21 57 --- 09 56 02 43.1 121.8 -2.6 -46.2 572 F 1 0 11 11 59 11 21 57 3C279 09 56 02 32.8 123.0 -3.0 -45.7 -27 1 1 0 11 21 57 11 31 55 --- 10 06 02 34.6 125.1 -2.8 -44.2 572 F 1 0 11 21 57 11 31 55 3C273 10 06 02 44.9 124.3 -2.4 -44.6 -27 1 1 0 11 31 55 11 41 54 --- 10 16 02 46.6 126.9 -2.2 -42.8 572 F 1 0 11 31 55 11 41 54 3C279 10 16 02 36.3 127.3 -2.7 -42.7 -27 1 1 0 11 41 54 11 51 52 --- 10 26 02 37.9 129.6 -2.5 -41.0 572 F 1 0 11 41 54 11 51 52 3C273 10 26 02 48.3 129.6 -2.1 -40.8 -27 1 1 0 11 51 52 12 01 50 --- 10 36 02 49.9 132.6 -1.9 -38.7 572 F 1 0 11 51 52 12 01 50 3C279 10 36 02 39.6 132.1 -2.3 -39.3 -27 1 1 0 12 01 50 12 11 49 --- 10 46 02 41.1 134.6 -2.2 -37.4 572 F 1 0 12 01 50 Schedule for VLBA_KP (Code Kp ) Page 3 BM229 VLBA format 7 mm ~ 0200-1800 LST 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. TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Wed 21 Dec 2005 Day 355 --- 12 13 49 3C273 10 48 02 51.7 136.3 -1.7 -35.9 92 1 1 0 12 13 49 12 19 48 --- 10 54 02 52.6 138.3 -1.6 -34.4 359 F 1 0 12 14 12 12 19 48 3C279 10 54 02 42.3 136.8 -2.0 -35.7 -27 1 1 0 12 19 48 12 25 47 --- 11 00 02 43.1 138.4 -1.9 -34.5 332 F 1 0 12 19 48 12 25 47 1510-089 11 00 02 17.0 112.7 -4.2 -52.4 -58 1 1 0 12 25 47 12 31 46 --- 11 06 02 18.2 113.7 -4.1 -51.9 301 F 1 0 12 25 47 12 31 46 3C273 11 06 02 54.2 142.6 -1.4 -31.1 -78 1 1 0 12 31 46 12 38 44 --- 11 13 02 55.1 145.2 -1.3 -29.0 341 F 1 0 12 31 46 12 38 44 3C279 11 13 02 44.9 142.2 -1.7 -31.5 -26 1 1 0 12 38 44 12 45 43 --- 11 20 02 45.8 144.3 -1.6 -29.8 392 F 1 0 12 38 44 12 45 43 1510-089 11 20 02 20.9 116.0 -3.9 -50.6 -56 1 1 0 12 45 43 12 51 42 --- 11 26 02 22.0 117.0 -3.8 -50.0 303 F 1 0 12 45 43 12 51 42 3C273 11 26 02 56.5 150.3 -1.1 -24.9 -75 1 1 0 12 51 42 12 58 41 --- 11 33 02 57.3 153.3 -0.9 -22.5 344 F 1 0 12 51 42 12 58 41 3C279 11 33 02 47.3 148.5 -1.4 -26.5 -26 1 1 0 12 58 41 13 05 40 --- 11 40 02 48.1 150.8 -1.3 -24.6 393 F 1 0 12 58 41 13 05 40 1510-089 11 40 02 24.6 119.5 -3.6 -48.4 -53 1 1 0 13 05 40 13 11 39 --- 11 46 02 25.7 120.6 -3.5 -47.7 306 F 1 0 13 05 40 13 11 39 3C273 11 46 02 58.4 159.0 -0.7 -17.7 -71 1 1 0 13 11 39 13 18 38 --- 11 53 02 58.9 162.2 -0.6 -15.0 348 F 1 0 13 11 39 13 18 38 3C279 11 53 02 49.3 155.3 -1.1 -20.8 -25 1 1 0 13 18 38 13 25 37 --- 12 00 02 49.9 157.9 -0.9 -18.7 394 F 1 0 13 18 38 13 25 37 1510-089 12 00 02 28.3 123.2 -3.2 -46.0 -49 1 1 0 13 25 37 13 31 36 --- 12 06 02 29.3 124.4 -3.1 -45.2 310 F 1 0 13 25 37 13 31 36 3C273 12 06 02 59.6 168.4 -0.4 -9.8 -66 1 1 0 13 31 36 13 38 35 --- 12 13 02 59.8 171.8 -0.3 -6.9 352 F 1 0 13 31 36 13 38 35 3C279 12 13 02 50.8 162.7 -0.7 -14.7 -24 1 1 0 13 38 35 13 45 33 --- 12 20 02 51.2 165.4 -0.6 -12.4 395 F 1 0 13 38 35 Schedule for VLBA_KP (Code Kp ) Page 4 BM229 VLBA format 7 mm ~ 0200-1800 LST 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. TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Wed 21 Dec 2005 Day 355 --- 13 45 33 1510-089 12 20 02 31.7 127.3 -2.9 -43.1 -45 1 1 0 13 45 33 13 51 32 --- 12 26 02 32.7 128.6 -2.8 -42.2 314 F 1 0 13 45 33 13 51 32 3C273 12 26 02 60.1 178.3 -0.1 -1.4 -61 1 1 0 13 51 32 13 58 31 --- 12 33 02 60.1 181.8 0.1 1.5 358 F 1 0 13 51 32 13 58 31 3C279 12 33 02 51.8 170.5 -0.4 -8.1 -22 1 1 0 13 58 31 14 05 30 --- 12 40 02 52.0 173.3 -0.3 -5.7 396 F 1 0 13 58 31 14 05 30 1510-089 12 40 02 35.0 131.7 -2.6 -39.9 -40 1 1 0 14 05 30 14 11 29 --- 12 46 02 35.9 133.1 -2.5 -38.9 319 F 1 0 14 05 30 14 13 29 3C273 12 48 02 59.7 189.3 0.3 7.9 66 1 1 0 14 13 29 14 19 28 --- 12 54 02 59.5 192.2 0.4 10.3 359 F 1 0 14 13 52 14 19 28 3C279 12 54 02 52.2 179.0 0.0 -0.9 -21 1 1 0 14 19 28 14 25 27 --- 13 00 02 52.2 181.4 0.1 1.2 338 F 1 0 14 19 28 14 25 27 1510-089 13 00 02 38.1 136.5 -2.2 -36.2 -36 1 1 0 14 25 27 14 31 26 --- 13 06 02 38.9 138.1 -2.1 -35.1 323 F 1 0 14 25 27 14 31 26 3C273 13 06 02 58.8 197.9 0.6 15.1 -46 1 1 0 14 31 26 14 38 25 --- 13 13 02 58.3 201.1 0.7 17.8 373 F 1 0 14 31 26 14 38 25 3C279 13 13 02 52.0 186.7 0.3 5.7 -19 1 1 0 14 38 25 14 45 24 --- 13 20 02 51.8 189.5 0.4 8.1 400 F 1 0 14 38 25 14 45 24 1510-089 13 20 02 40.8 141.8 -1.9 -32.1 -38 1 1 0 14 45 24 14 51 23 --- 13 26 02 41.6 143.5 -1.8 -30.7 321 F 1 0 14 45 24 14 51 23 3C273 13 26 02 57.2 206.8 0.9 22.5 -48 1 1 0 14 51 23 14 58 21 --- 13 33 02 56.5 209.8 1.1 24.9 371 F 1 0 14 51 23 14 58 21 3C279 13 33 02 51.2 194.6 0.6 12.4 -17 1 1 0 14 58 21 15 05 20 --- 13 40 02 50.8 197.3 0.7 14.7 402 F 1 0 14 58 21 15 05 20 1510-089 13 40 02 43.3 147.6 -1.6 -27.4 -39 1 1 0 15 05 20 15 11 19 --- 13 46 02 43.9 149.4 -1.5 -25.9 320 F 1 0 15 05 20 15 11 19 3C273 13 46 02 55.0 214.9 1.3 29.1 -50 1 1 0 15 11 19 15 18 18 --- 13 53 02 54.2 217.5 1.4 31.1 369 F 1 0 15 11 19 Schedule for VLBA_KP (Code Kp ) Page 5 BM229 VLBA format 7 mm ~ 0200-1800 LST 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. TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Wed 21 Dec 2005 Day 355 --- 15 18 18 3C279 13 53 02 49.9 202.2 0.9 18.8 -16 1 1 0 15 18 18 15 25 17 --- 14 00 02 49.3 204.7 1.1 20.9 403 F 1 0 15 18 18 15 25 17 1510-089 14 00 02 45.4 153.9 -1.2 -22.3 -40 1 1 0 15 25 17 15 31 16 --- 14 06 02 45.9 155.8 -1.1 -20.6 319 F 1 0 15 25 17 15 31 16 3C273 14 06 02 52.4 222.1 1.6 34.7 -50 1 1 0 15 31 16 15 38 15 --- 14 13 02 51.4 224.4 1.7 36.4 369 F 1 0 15 31 16 15 38 15 3C279 14 13 02 48.1 209.2 1.3 24.6 -16 1 1 0 15 38 15 15 45 14 --- 14 20 02 47.3 211.5 1.4 26.5 403 F 1 0 15 38 15 15 45 14 1510-089 14 20 02 47.0 160.6 -0.9 -16.6 -40 1 1 0 15 45 14 15 51 13 --- 14 26 02 47.4 162.7 -0.8 -14.8 319 F 1 0 15 45 14 15 51 13 3C273 14 26 02 49.4 228.4 1.9 39.4 -50 1 1 0 15 51 13 15 58 12 --- 14 33 02 48.3 230.4 2.1 40.9 369 F 1 0 15 51 13 15 58 12 3C279 14 33 02 45.8 215.7 1.6 29.8 -16 1 1 0 15 58 12 16 05 11 --- 14 40 02 44.9 217.8 1.7 31.5 403 F 1 0 15 58 12 16 05 11 1510-089 14 40 02 48.2 167.7 -0.6 -10.6 -39 1 1 0 16 05 11 16 11 10 --- 14 46 02 48.4 169.9 -0.5 -8.7 320 F 1 0 16 05 11 16 13 09 3C273 14 48 02 45.7 234.5 2.3 43.7 71 1 1 0 16 13 09 16 19 08 --- 14 54 02 44.7 236.0 2.4 44.8 359 F 1 0 16 13 32 16 19 08 3C279 14 54 02 43.0 221.9 2.0 34.7 -15 1 1 0 16 19 08 16 25 07 --- 15 00 02 42.1 223.5 2.1 36.0 344 F 1 0 16 19 08 16 25 07 1510-089 15 00 02 48.8 175.1 -0.2 -4.2 -38 1 1 0 16 25 07 16 31 06 --- 15 06 02 48.9 177.3 -0.1 -2.3 321 F 1 0 16 25 07 16 31 06 3C273 15 06 02 42.5 238.9 2.6 46.6 -47 1 1 0 16 31 06 16 38 05 --- 15 13 02 41.3 240.5 2.7 47.7 372 F 1 0 16 31 06 16 38 05 3C279 15 13 02 40.2 226.9 2.3 38.5 -15 1 1 0 16 38 05 16 45 04 --- 15 20 02 39.1 228.7 2.4 39.8 404 F 1 0 16 38 05 16 45 04 1510-089 15 20 02 48.9 182.6 0.1 2.2 -37 1 1 0 16 45 04 16 51 03 --- 15 26 02 48.8 184.8 0.2 4.2 322 F 1 0 16 45 04 Schedule for VLBA_KP (Code Kp ) Page 6 BM229 VLBA format 7 mm ~ 0200-1800 LST 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. TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Wed 21 Dec 2005 Day 355 --- 16 51 03 3C273 15 26 02 38.8 243.3 2.9 49.3 -45 1 1 0 16 51 03 16 58 02 --- 15 33 02 37.5 244.8 3.1 50.2 374 F 1 0 16 51 03 16 58 02 3C279 15 33 02 36.9 231.8 2.6 42.1 -15 1 1 0 16 58 02 17 05 01 --- 15 40 02 35.8 233.4 2.7 43.2 404 F 1 0 16 58 02 17 05 01 1510-089 15 40 02 48.4 190.0 0.4 8.6 -35 1 1 0 17 05 01 17 11 00 --- 15 46 02 48.2 192.2 0.5 10.5 324 F 1 0 17 05 01 17 11 00 3C273 15 46 02 35.0 247.3 3.3 51.6 -43 1 1 0 17 11 00 17 17 59 --- 15 53 02 33.6 248.6 3.4 52.2 376 F 1 0 17 11 00 17 17 59 3C279 15 53 02 33.5 236.2 2.9 45.1 -14 1 1 0 17 17 59 17 24 57 --- 16 00 02 32.3 237.6 3.1 46.1 405 F 1 0 17 17 59 17 24 57 1510-089 16 00 02 47.4 197.2 0.8 14.8 -36 1 1 0 17 24 57 17 30 56 --- 16 06 02 47.0 199.3 0.9 16.5 323 F 1 0 17 24 57 17 30 56 3C273 16 06 02 31.0 250.9 3.6 53.4 -40 1 1 0 17 30 56 17 37 55 --- 16 13 02 29.6 252.1 3.7 53.9 378 F 1 0 17 30 56 17 37 55 3C279 16 13 02 29.9 240.2 3.3 47.7 -14 1 1 0 17 37 55 17 44 54 --- 16 20 02 28.6 241.5 3.4 48.6 405 F 1 0 17 37 55 17 44 54 1510-089 16 20 02 45.9 204.1 1.1 20.5 -41 1 1 0 17 44 54 17 50 53 --- 16 26 02 45.4 206.1 1.2 22.2 318 F 1 0 17 44 54 17 50 53 3C273 16 26 02 27.0 254.3 3.9 54.8 -43 1 1 0 17 50 53 17 57 52 --- 16 33 02 25.5 255.4 4.1 55.2 376 F 1 0 17 50 53 17 57 52 3C279 16 33 02 26.2 243.9 3.6 50.0 -14 1 1 0 17 57 52 18 04 51 --- 16 40 02 24.8 245.2 3.7 50.7 405 F 1 0 17 57 52 18 04 51 1510-089 16 40 02 44.0 210.5 1.4 25.9 -44 1 1 0 18 04 51 18 10 50 --- 16 46 02 43.3 212.3 1.5 27.4 315 F 1 0 18 04 51 18 12 50 BLLAC 16 48 02 28.6 55.7 -5.2 -71.4 9 1 1 0 18 12 50 18 20 48 --- 16 56 02 30.0 56.2 -5.1 -72.5 479 F 1 0 18 13 13 18 20 48 1510-089 16 56 02 42.1 215.3 1.7 29.8 -112 1 1 0 18 20 48 18 30 47 --- 17 06 02 40.9 218.1 1.9 32.0 486 F 1 0 18 20 48 Schedule for VLBA_KP (Code Kp ) Page 7 BM229 VLBA format 7 mm ~ 0200-1800 LST 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. TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Wed 21 Dec 2005 Day 355 --- 18 30 47 BLLAC 17 06 02 31.8 56.9 -4.9 -73.9 -114 1 1 0 18 30 47 18 40 45 --- 17 16 02 33.6 57.4 -4.8 -75.2 485 F 1 0 18 30 47 18 40 45 1510-089 17 16 02 39.5 220.8 2.0 34.2 -115 1 1 0 18 40 45 18 50 43 --- 17 26 02 38.1 223.4 2.2 36.2 483 F 1 0 18 40 45 18 50 43 BLLAC 17 26 02 35.4 58.0 -4.6 -76.6 -116 1 1 0 18 50 43 19 00 42 --- 17 36 02 37.2 58.5 -4.4 -78.0 482 F 1 0 18 50 43 19 00 42 1510-089 17 36 02 36.6 225.9 2.4 38.1 -118 1 1 0 19 00 42 19 10 40 --- 17 46 02 35.0 228.3 2.5 39.9 481 F 1 0 19 00 42 19 10 40 BLLAC 17 46 02 39.0 59.0 -4.3 -79.4 -119 1 1 0 19 10 40 19 16 39 --- 17 52 02 40.1 59.2 -4.2 -80.2 240 F 1 0 19 10 40 19 16 39 3C446 17 52 02 15.3 106.0 -4.6 -54.9 -56 1 1 0 19 16 39 19 19 39 --- 17 55 02 15.9 106.5 -4.5 -54.8 124 F 1 0 19 16 39 19 19 39 CTA102 17 55 02 23.5 90.6 -4.6 -60.1 -21 1 1 0 19 19 39 19 22 38 --- 17 58 02 24.2 91.0 -4.6 -60.1 158 F 1 0 19 19 39 19 22 38 1510-089 17 58 02 33.1 231.0 2.7 41.9 -99 1 1 0 19 22 38 19 30 37 --- 18 06 02 31.8 232.7 2.9 43.1 379 F 1 0 19 22 38 19 30 37 BLLAC 18 06 02 42.6 59.7 -3.9 -82.2 -121 1 1 0 19 30 37 19 36 36 --- 18 12 02 43.7 59.9 -3.8 -83.1 238 F 1 0 19 30 37 19 36 36 3C446 18 12 02 19.4 109.1 -4.2 -53.6 -55 1 1 0 19 36 36 19 39 35 --- 18 15 02 20.0 109.5 -4.2 -53.4 125 F 1 0 19 36 36 19 39 35 CTA102 18 15 02 27.8 93.3 -4.3 -59.9 -22 1 1 0 19 39 35 19 42 35 --- 18 18 02 28.4 93.7 -4.2 -59.9 158 F 1 0 19 39 35 19 42 35 1510-089 18 18 02 29.7 235.2 3.1 44.9 -100 1 1 0 19 42 35 19 50 33 --- 18 26 02 28.3 236.8 3.2 45.9 378 F 1 0 19 42 35 19 52 33 BLLAC 18 28 02 46.7 60.3 -3.6 -85.5 -4 1 1 0 19 52 33 20 00 32 --- 18 36 02 48.2 60.5 -3.4 -86.8 475 F 1 0 19 52 56 20 00 32 1510-089 18 36 02 26.5 238.7 3.4 47.2 -125 1 1 0 20 00 32 20 10 30 --- 18 46 02 24.7 240.5 3.5 48.4 474 F 1 0 20 00 32 Schedule for VLBA_KP (Code Kp ) Page 8 BM229 VLBA format 7 mm ~ 0200-1800 LST 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. TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Wed 21 Dec 2005 Day 355 --- 20 10 30 BLLAC 18 46 02 50.0 60.6 -3.3 -88.4 -126 1 1 0 20 10 30 20 16 29 --- 18 52 02 51.1 60.6 -3.2 -89.3 233 F 1 0 20 10 30 20 16 29 3C446 18 52 02 27.2 115.7 -3.6 -50.1 -54 1 1 0 20 16 29 20 19 29 --- 18 55 02 27.8 116.3 -3.5 -49.8 126 F 1 0 20 16 29 20 19 29 CTA102 18 55 02 36.2 99.1 -3.6 -58.8 -23 1 1 0 20 19 29 20 22 28 --- 18 58 02 36.8 99.6 -3.6 -58.7 157 F 1 0 20 19 29 20 22 28 1510-089 18 58 02 22.4 242.6 3.7 49.7 -101 1 1 0 20 22 28 20 30 27 --- 19 06 02 20.9 244.0 3.9 50.6 377 F 1 0 20 22 28 20 30 27 BLLAC 19 06 02 53.7 420.6 -2.9 -91.7 -124 1 1 0 20 30 27 20 40 25 --- 19 16 02 55.5 420.5 -2.8 -93.5 475 F 1 0 20 30 27 20 40 25 1510-089 19 16 02 19.0 245.6 4.0 51.5 -123 1 1 0 20 40 25 20 50 24 --- 19 26 02 17.1 247.2 4.2 52.4 476 F 1 0 20 40 25 20 50 24 BLLAC 19 26 02 57.4 420.2 -2.6 -95.4 -121 1 1 0 20 50 24 20 58 22 --- 19 34 02 58.9 419.9 -2.5 -97.0 357 F 1 0 20 50 24 20 58 22 3C446 19 34 02 34.9 124.0 -2.9 -44.9 -203 1 1 0 20 58 22 21 02 22 --- 19 38 02 35.6 124.9 -2.8 -44.3 36 F 1 0 20 58 22 21 02 22 CTA102 19 38 02 45.1 106.6 -2.9 -56.2 -25 1 1 0 21 02 22 21 06 21 --- 19 42 02 45.9 107.4 -2.8 -55.8 214 F 1 0 21 02 22 21 06 21 3C454.3 19 42 02 43.8 98.2 -3.2 -61.0 -12 1 1 0 21 06 21 21 10 20 --- 19 46 02 44.6 98.9 -3.1 -60.8 227 F 1 0 21 06 21 21 10 20 BLLAC 19 46 02 61.1 59.2 -2.3 -99.6 -39 1 1 0 21 10 20 21 18 19 --- 19 54 02 62.5 58.7 -2.1 -101.5 440 F 1 0 21 10 20 21 18 19 3C446 19 54 02 38.4 128.5 -2.5 -41.8 -54 1 1 0 21 18 19 21 22 18 --- 19 58 02 39.0 129.5 -2.5 -41.1 185 F 1 0 21 18 19 21 22 18 CTA102 19 58 02 49.1 110.7 -2.6 -54.2 -26 1 1 0 21 22 18 21 26 18 --- 20 02 02 49.9 111.6 -2.5 -53.7 213 F 1 0 21 22 18 21 26 18 3C454.3 20 02 02 48.0 101.6 -2.9 -59.9 -13 1 1 0 21 26 18 21 30 17 --- 20 06 02 48.8 102.4 -2.8 -59.7 227 F 1 0 21 26 18 Schedule for VLBA_KP (Code Kp ) Page 9 BM229 VLBA format 7 mm ~ 0200-1800 LST 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. TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Wed 21 Dec 2005 Day 355 --- 21 30 17 BLLAC 20 06 02 64.7 57.6 -1.9 -104.5 -38 1 1 0 21 30 17 21 38 16 --- 20 14 02 66.1 56.6 -1.8 -106.7 441 F 1 0 21 30 17 21 38 16 3C446 20 14 02 41.6 133.5 -2.2 -38.2 -57 1 1 0 21 38 16 21 42 15 --- 20 18 02 42.2 134.5 -2.1 -37.4 182 F 1 0 21 38 16 21 42 15 CTA102 20 18 02 53.0 115.4 -2.2 -51.5 -28 1 1 0 21 42 15 21 46 14 --- 20 22 02 53.8 116.4 -2.2 -50.9 212 F 1 0 21 42 15 21 46 14 3C454.3 20 22 02 52.1 105.5 -2.5 -58.4 -13 1 1 0 21 46 14 21 50 14 --- 20 26 02 52.9 106.3 -2.5 -58.0 226 F 1 0 21 46 14 21 50 14 BLLAC 20 26 02 68.2 54.8 -1.6 -110.4 -40 1 1 0 21 50 14 21 58 13 --- 20 34 02 69.6 53.3 -1.5 -113.2 438 F 1 0 21 50 14 21 58 13 3C446 20 34 02 44.5 139.0 -1.9 -34.0 -63 1 1 0 21 58 13 22 02 12 --- 20 38 02 45.0 140.2 -1.8 -33.1 176 F 1 0 21 58 13 22 02 12 CTA102 20 38 02 56.8 120.9 -1.9 -48.0 -29 1 1 0 22 02 12 22 06 11 --- 20 42 02 57.5 122.1 -1.8 -47.2 210 F 1 0 22 02 12 22 06 11 3C454.3 20 42 02 56.1 109.9 -2.2 -56.2 -14 1 1 0 22 06 11 22 10 11 --- 20 46 02 56.9 110.9 -2.1 -55.6 225 F 1 0 22 06 11 22 12 10 BLLAC 20 48 02 71.9 49.8 -1.2 -118.7 73 1 1 0 22 12 10 22 20 09 --- 20 56 02 73.2 47.3 -1.1 -122.5 479 F 1 0 22 12 33 22 20 09 3C446 20 56 02 47.3 145.7 -1.5 -28.7 -72 1 1 0 22 20 09 22 23 08 --- 20 59 02 47.7 146.7 -1.5 -27.9 108 F 1 0 22 20 09 22 23 08 CTA102 20 59 02 60.4 127.8 -1.6 -43.2 -31 1 1 0 22 23 08 22 26 08 --- 21 02 02 60.9 128.9 -1.5 -42.4 148 F 1 0 22 23 08 22 26 08 3C454.3 21 02 02 60.1 115.2 -1.9 -53.1 -15 1 1 0 22 26 08 22 30 07 --- 21 06 02 60.8 116.3 -1.8 -52.3 224 F 1 0 22 26 08 22 30 07 BLLAC 21 06 02 74.7 43.5 -0.9 -127.9 -55 1 1 0 22 30 07 22 38 06 --- 21 14 02 75.8 39.7 -0.8 -132.9 424 F 1 0 22 30 07 22 38 06 3C446 21 14 02 49.3 151.8 -1.2 -23.7 -81 1 1 0 22 38 06 22 42 05 --- 21 18 02 49.7 153.2 -1.1 -22.6 159 F 1 0 22 38 06 Schedule for VLBA_KP (Code Kp ) Page 10 BM229 VLBA format 7 mm ~ 0200-1800 LST 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. TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Wed 21 Dec 2005 Day 355 --- 22 42 05 CTA102 21 18 02 63.5 135.3 -1.2 -37.5 -33 1 1 0 22 42 05 22 46 05 --- 21 22 02 64.0 137.1 -1.2 -36.1 206 F 1 0 22 42 05 22 46 05 3C454.3 21 22 02 63.8 121.6 -1.5 -48.8 -16 1 1 0 22 46 05 22 50 04 --- 21 26 02 64.5 123.1 -1.5 -47.8 223 F 1 0 22 46 05 22 50 04 BLLAC 21 26 02 77.3 32.7 -0.6 -141.7 -66 1 1 0 22 50 04 22 58 03 --- 21 34 02 78.2 27.0 -0.5 -148.6 412 F 1 0 22 50 04 22 58 03 3C446 21 34 02 51.1 159.1 -0.9 -17.7 -94 1 1 0 22 58 03 23 02 02 --- 21 38 02 51.4 160.6 -0.8 -16.4 145 F 1 0 22 58 03 23 02 02 CTA102 21 38 02 66.2 144.9 -0.9 -29.9 -36 1 1 0 23 02 02 23 06 01 --- 21 42 02 66.7 147.1 -0.8 -28.1 204 F 1 0 23 02 02 23 06 01 3C454.3 21 42 02 67.3 129.7 -1.2 -42.8 -18 1 1 0 23 06 01 23 10 01 --- 21 46 02 67.9 131.5 -1.1 -41.4 222 F 1 0 23 06 01 23 10 01 BLLAC 21 46 02 79.1 16.8 -0.3 -160.6 -82 1 1 0 23 10 01 23 17 59 --- 21 54 02 79.5 9.1 -0.1 -169.6 396 F 1 0 23 10 01 23 17 59 3C446 21 54 02 52.3 166.9 -0.5 -11.2 -111 1 1 0 23 17 59 23 21 59 --- 21 58 02 52.5 168.5 -0.5 -9.8 128 F 1 0 23 17 59 23 21 59 CTA102 21 58 02 68.3 156.4 -0.6 -20.3 -37 1 1 0 23 21 59 23 25 58 --- 22 02 02 68.6 158.9 -0.5 -18.2 202 F 1 0 23 21 59 23 25 58 3C454.3 22 02 02 70.3 140.0 -0.9 -34.6 -19 1 1 0 23 25 58 23 29 57 --- 22 06 02 70.8 142.4 -0.8 -32.6 221 F 1 0 23 25 58 23 29 57 BLLAC 22 06 02 79.6 -3.2 0.1 176.4 -103 1 1 0 23 29 57 23 37 56 --- 22 14 02 79.4 -11.2 0.2 167.1 376 F 1 0 23 29 57 23 37 56 3C446 22 14 02 53.0 175.0 -0.2 -4.3 -130 1 1 0 23 37 56 23 41 55 --- 22 18 02 53.1 176.7 -0.1 -2.8 109 F 1 0 23 37 56 23 41 55 CTA102 22 18 02 69.5 169.6 -0.2 -9.0 -39 1 1 0 23 41 55 23 45 55 --- 22 22 02 69.7 172.3 -0.2 -6.6 200 F 1 0 23 41 55 23 45 55 3C454.3 22 22 02 72.6 153.2 -0.5 -23.4 -19 1 1 0 23 45 55 23 49 54 --- 22 26 02 73.0 156.2 -0.5 -20.8 221 F 1 0 23 45 55 Schedule for VLBA_KP (Code Kp ) Page 11 BM229 VLBA format 7 mm ~ 0200-1800 LST 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. TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Wed 21 Dec 2005 Day 355 --- 23 49 54 BLLAC 22 26 02 78.7 -22.3 0.4 154.2 -125 1 1 0 23 49 54 23 57 53 --- 22 34 02 77.9 -28.6 0.5 146.7 354 F 1 0 23 49 54 --- Start: Wed 21 Dec 2005 Day 355 -- Stop: Thu 22 Dec 2005 Day 356 --- 23 57 53 3C446 22 34 02 53.1 183.3 0.1 2.8 -147 1 1 0 23 57 53 00 01 52 --- 22 38 02 53.0 184.9 0.2 4.2 92 F 1 0 23 57 53 00 01 52 CTA102 22 38 02 69.8 183.6 0.1 3.2 -40 1 1 0 00 01 52 00 05 52 --- 22 42 02 69.7 186.5 0.2 5.6 200 F 1 0 00 01 52 00 05 52 3C454.3 22 42 02 74.0 169.3 -0.2 -9.4 -17 1 1 0 00 05 52 00 09 51 --- 22 46 02 74.1 172.8 -0.1 -6.4 222 F 1 0 00 05 52 00 11 51 BLLAC 22 48 02 76.3 322.3 0.8 135.5 14 1 1 0 00 11 51 00 19 49 --- 22 56 02 75.2 318.2 0.9 130.2 479 F 1 0 00 12 14 00 19 49 3C446 22 56 02 52.4 192.3 0.5 10.4 -90 1 1 0 00 19 49 00 23 49 --- 23 00 02 52.2 193.9 0.6 11.8 149 F 1 0 00 19 49 00 23 49 CTA102 23 00 02 68.9 198.7 0.5 16.1 -39 1 1 0 00 23 49 00 27 48 --- 23 04 02 68.6 201.3 0.5 18.3 200 F 1 0 00 23 49 00 27 48 3C454.3 23 04 02 74.1 188.6 0.2 7.6 -17 1 1 0 00 27 48 00 31 47 --- 23 08 02 73.9 192.0 0.2 10.6 222 F 1 0 00 27 48 00 31 47 BLLAC 23 08 02 73.5 313.3 1.1 123.4 -87 1 1 0 00 31 47 00 39 46 --- 23 16 02 72.2 310.7 1.2 119.6 392 F 1 0 00 31 47 00 39 46 3C446 23 16 02 51.3 200.1 0.8 17.0 -80 1 1 0 00 39 46 00 43 45 --- 23 20 02 51.0 201.6 0.9 18.3 160 F 1 0 00 39 46 00 43 45 CTA102 23 20 02 67.1 210.9 0.8 26.4 -38 1 1 0 00 43 45 00 47 45 --- 23 24 02 66.6 213.1 0.9 28.2 201 F 1 0 00 43 45 00 47 45 3C454.3 23 24 02 72.8 204.9 0.5 21.9 -18 1 1 0 00 47 45 00 51 44 --- 23 28 02 72.5 207.9 0.6 24.4 221 F 1 0 00 47 45 00 51 44 BLLAC 23 28 02 70.2 307.6 1.4 114.6 -72 1 1 0 00 51 44 00 59 43 --- 23 36 02 68.9 305.9 1.6 111.7 406 F 1 0 00 51 44 00 59 43 3C446 23 36 02 49.5 207.5 1.2 23.1 -72 1 1 0 00 59 43 01 03 42 --- 23 40 02 49.1 208.9 1.2 24.3 168 F 1 0 00 59 43 Schedule for VLBA_KP (Code Kp ) Page 12 BM229 VLBA format 7 mm ~ 0200-1800 LST 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. TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Thu 22 Dec 2005 Day 356 --- 01 03 42 CTA102 23 40 02 64.6 221.2 1.1 34.8 -37 1 1 0 01 03 42 01 07 41 --- 23 44 02 64.0 223.0 1.2 36.2 202 F 1 0 01 03 42 01 07 41 3C454.3 23 44 02 70.6 218.5 0.8 33.4 -19 1 1 0 01 07 41 01 11 41 --- 23 48 02 70.1 220.9 0.9 35.3 220 F 1 0 01 07 41 01 11 41 BLLAC 23 48 02 66.8 303.9 1.8 107.8 -61 1 1 0 01 11 41 01 19 39 --- 23 56 02 65.4 302.9 1.9 105.5 417 F 1 0 01 11 41 01 19 39 3C446 23 56 02 47.4 214.2 1.5 28.6 -65 1 1 0 01 19 39 01 23 39 --- 00 00 02 46.9 215.5 1.6 29.6 174 F 1 0 01 19 39 01 23 39 CTA102 00 00 02 61.5 229.7 1.5 41.4 -35 1 1 0 01 23 39 01 27 38 --- 00 04 02 60.9 231.2 1.5 42.5 204 F 1 0 01 23 39 01 27 38 3C454.3 00 04 02 67.6 229.2 1.2 42.0 -20 1 1 0 01 27 38 01 31 37 --- 00 08 02 67.0 231.0 1.2 43.4 220 F 1 0 01 27 38 01 31 37 BLLAC 00 08 02 63.2 301.6 2.1 102.4 -53 1 1 0 01 31 37 01 39 36 --- 00 16 02 61.7 301.0 2.2 100.5 426 F 1 0 01 31 37 01 39 36 3C446 00 16 02 44.8 220.4 1.8 33.5 -60 1 1 0 01 39 36 01 43 36 --- 00 20 02 44.2 221.5 1.9 34.4 180 F 1 0 01 39 36 01 43 36 CTA102 00 20 02 58.1 236.7 1.8 46.4 -34 1 1 0 01 43 36 01 47 35 --- 00 24 02 57.4 238.0 1.9 47.3 206 F 1 0 01 43 36 01 47 35 3C454.3 00 24 02 64.2 237.5 1.5 48.2 -20 1 1 0 01 47 35 01 51 34 --- 00 28 02 63.5 239.0 1.6 49.2 220 F 1 0 01 47 35 01 51 34 BLLAC 00 28 02 59.6 300.3 2.4 97.8 -47 1 1 0 01 51 34 01 59 33 --- 00 36 02 58.1 299.9 2.6 96.2 432 F 1 0 01 51 34 01 59 33 3C446 00 36 02 41.9 226.0 2.2 37.7 -55 1 1 0 01 59 33 02 03 32 --- 00 40 02 41.3 227.0 2.2 38.5 184 F 1 0 01 59 33 02 03 32 CTA102 00 40 02 54.5 242.6 2.1 50.3 -32 1 1 0 02 03 32 02 07 32 --- 00 44 02 53.7 243.6 2.2 50.9 207 F 1 0 02 03 32 02 07 32 3C454.3 00 44 02 60.5 244.1 1.8 52.6 -20 1 1 0 02 07 32 02 11 31 --- 00 48 02 59.8 245.3 1.9 53.4 220 F 1 0 02 07 32 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: /home/arana/cwalker/sched/setups/v7mm-128-8-1.set Matches group v7mm_c8 in /home/arana/cwalker/sched/catalogs/freq.dat Setup group: 7 Station: VLBA_KP Total bit rate: 128 Format: VLBA1:4 Bits per sample: 1 Sample rate: 16.000 Number of channels: 8 Speedup factor: 2.00 Disk used to record data. 1st LO= 42400.00 42400.00 42400.00 42400.00 42400.00 42400.00 42400.00 42400.00 Net SB= U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= U U U U U U U U IF = A C A C A C A C VLBA FE= 7mm omit 7mm omit VLBA Synth= 15.4 7.6 11.6 The following frequency sets based on this setup were used. Frequency Set: 7 Setup file default. Used pcal sets: 1 LO sum= 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 BBC fr= 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 Bandwd= 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 S1 S3 S5 S7 PCALXB2= S2 S4 S6 S8 S2 S4 S6 S8 PCALFR1= 510 510 510 510 6510 6510 6510 6510 PCALFR2= 510 510 510 510 6510 6510 6510 6510 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_off SOURCE LIST -- BM229 VLBA format 7 mm ~ 0200-1800 LST 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) J1229+0203 12 26 33.245835 * 12 29 06.699731 12 29 24.700007 0.30 1226+023 02 19 43.30564 * 02 03 08.59814 02 01 09.16032 0.20 * 3C273 /home/arana/cwalker/sched/catalogs/sources.vlba 3C273B VLBA Calib Srcs - GSFC sols. - catalog 2004f_astro J1229+02 3.042 scan hours, 112.165 baseline hours above horizon. J1256-0547 12 53 35.831289 * 12 56 11.166557 12 56 29.159898 0.20 1253-055 -05 31 07.99581 *-05 47 21.52467 -05 49 16.57076 0.31 * 3C279 /home/arana/cwalker/sched/catalogs/sources.vlba J1256-05 VLBA Calib Srcs - GSFC sols. - catalog 2004f_astro 3.042 scan hours, 116.045 baseline hours above horizon. J1512-0905 15 10 08.900179 * 15 12 50.532927 15 13 08.563745 0.20 * 1510-089 -08 54 47.61955 *-09 05 59.82970 -09 07 22.92503 0.30 J1512-09 /home/arana/cwalker/sched/catalogs/sources.vlba VLBA Calib Srcs - GSFC sols. - catalog 2004f_astro 3.025 scan hours, 96.419 baseline hours above horizon. J2202+4216 22 00 39.362506 * 22 02 43.291373 22 02 56.608203 0.27 2200+420 42 02 08.59079 * 42 16 39.97993 42 18 31.55762 0.40 * BLLAC /home/arana/cwalker/sched/catalogs/sources.vlba J2202+42 VLBA Calib Srcs - GSFC sols. - catalog 2004f_astro VR42220 3.191 scan hours, 117.899 baseline hours above horizon. J2225-0457 22 23 11.077768 * 22 25 47.259295 22 26 05.222990 0.20 2223-052 -05 12 17.79947 *-04 57 01.39083 -04 55 17.61621 0.30 * 3C446 /home/arana/cwalker/sched/catalogs/sources.vlba J2225-04 VLBA Calib Srcs - GSFC sols. - catalog 2004f_astro 1.197 scan hours, 31.155 baseline hours above horizon. J2232+1143 22 30 07.803948 * 22 32 36.408906 22 32 53.364338 0.31 2230+114 11 28 22.81078 * 11 43 50.90406 11 45 41.85644 0.20 * CTA102 /home/arana/cwalker/sched/catalogs/sources.vlba J2232+11 VLBA Calib Srcs - GSFC sols. - catalog 2004f_astro 1.197 scan hours, 44.398 baseline hours above horizon. J2253+1608 22 51 29.519743 * 22 53 57.747942 22 54 14.733567 0.31 2251+158 15 52 54.34803 * 16 08 53.56086 16 10 50.50625 0.20 * 3C454.3 /home/arana/cwalker/sched/catalogs/sources.vlba J2253+16 VLBA Calib Srcs - GSFC sols. - catalog 2004f_astro 1.064 scan hours, 44.276 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) 3C273 84.1 3C279 74.7 1510-089 42.3 BLLAC 86.3 3C446 66.5 CTA102 75.4 3C454.3 82.0 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