COVER INFORMATION Station: VLBA_MK (Code Mk ) Experiment: bw088 M87 movie. Walker, Ly, Junor, Hardee Exp. Code: bw088u Schedule Version: 1.00 Processed by SCHED version: 6.05 June 2006 PI: R.C. Walker Address: NRAO, P.O. Box O Socorro, NM 87801 USA Phone: +1-505-835-7247 (w) / +1-505-835-3972 (h) EMAIL: cwalker@nrao.edu Fax: +1-505-835-7027 Phone during observation: +1-505-835-7247 (w) / +1-505-835-3972 (h) Observing mode: VLBA Notes: COVER LETTER: This 18 session project is designed to provide a movie of jet component motions near the black hole in M87. Here is the key information from the time allocation email: PROPOSAL STATUS ( 01/10/2007 ): Approved for dynamic scheduling, high priority CURRENT TIME ALLOCATION: 18 times 10.0 hrs dynamically scheduled centered at LST 12.5 with 256 Mbits/sec recording Note request for 32 output spectral channels per baseband. ------------------------------------------------------------------------- Schedule for VLBA_MK (Code Mk ) Page 2 bw088 M87 movie. Walker, Ly, Junor, Hardee 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. 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 ---------------------------------------------------------------------------------------- --- Mon 21 Jan 2008 Day 21 --- Next scan frequencies: 43119.49 43119.49 43135.49 43135.49 Next BBC frequencies: 719.49 719.49 735.49 735.49 Next scan bandwidths: 16.00 16.00 16.00 16.00 06 42 24 OJ287 04 20 39 26.0 76.7 -4.6 -77.1 0 1 1 0 06 41 54 06 44 24 --- 04 22 39 26.4 76.8 -4.5 -77.2 120 F 1 5 06 42 12 07 08 30 OJ287 04 46 49 32.0 78.1 -4.1 -78.6 1429 1 1 5 07 08 00 07 10 29 --- 04 48 49 32.4 78.3 -4.1 -78.7 120 F 1 10 07 08 18 07 57 55 OJ287 05 36 22 43.4 80.7 -3.3 -81.3 2818 1 1 10 07 57 25 07 59 55 --- 05 38 22 43.9 80.8 -3.3 -81.4 120 F 1 14 07 57 43 08 42 22 OJ287 06 20 57 53.8 82.8 -2.6 -83.6 2522 1 1 14 08 41 52 08 44 22 --- 06 22 57 54.3 82.9 -2.5 -83.7 120 F 1 19 08 42 10 09 31 03 OJ287 07 09 45 65.2 84.8 -1.8 -86.1 2773 1 1 19 09 30 33 09 33 02 --- 07 11 45 65.7 84.9 -1.7 -86.2 120 F 1 24 09 30 51 09 34 52 3C274 07 13 35 14.0 81.7 -5.3 -72.4 0 1 1 24 09 34 22 09 54 49 --- 07 33 35 18.6 83.2 -5.0 -73.0 1197 F 1 64 09 34 40 09 58 17 3C274 07 37 04 19.4 83.5 -4.9 -73.1 201 1 1 64 09 57 47 10 03 16 --- 07 42 04 20.6 83.8 -4.8 -73.2 299 F 1 74 09 58 05 10 03 16 M84 07 42 04 22.1 83.8 -4.7 -73.6 -9 1 1 74 10 03 16 10 03 56 --- 07 42 44 22.2 83.8 -4.7 -73.6 31 F 1 76 10 03 16 10 03 56 3C274 07 42 44 20.8 83.9 -4.8 -73.3 -9 1 1 76 10 03 56 10 04 26 --- 07 43 14 20.9 83.9 -4.8 -73.3 21 F 1 77 10 03 56 10 04 26 M84 07 43 14 22.4 83.8 -4.7 -73.6 -9 1 1 77 10 04 26 10 05 06 --- 07 43 54 22.5 83.9 -4.7 -73.6 31 F 1 78 10 04 26 10 05 06 3C274 07 43 54 21.0 84.0 -4.8 -73.3 -9 1 1 78 10 05 06 10 05 36 --- 07 44 24 21.2 84.0 -4.8 -73.3 21 F 1 79 10 05 06 10 05 36 M84 07 44 24 22.6 83.9 -4.7 -73.7 -9 1 1 79 10 05 36 10 06 16 --- 07 45 04 22.8 84.0 -4.7 -73.7 31 F 1 80 10 05 36 10 06 16 3C274 07 45 04 21.3 84.1 -4.8 -73.3 -9 1 1 80 10 06 16 10 06 46 --- 07 45 34 21.4 84.1 -4.8 -73.3 21 F 1 81 10 06 16 Schedule for VLBA_MK (Code Mk ) Page 3 bw088 M87 movie. Walker, Ly, Junor, Hardee 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. 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 ---------------------------------------------------------------------------------------- --- Mon 21 Jan 2008 Day 21 --- 10 06 46 M84 07 45 34 22.9 84.0 -4.7 -73.7 -9 1 1 81 10 06 46 10 07 25 --- 07 46 14 23.1 84.1 -4.7 -73.7 31 F 1 82 10 06 46 10 07 34 3C274 07 46 23 21.6 84.2 -4.7 -73.4 0 1 1 82 10 07 25 10 12 34 --- 07 51 23 22.8 84.5 -4.7 -73.5 299 F 1 92 10 07 25 10 14 33 BLANKSKY 07 53 23 23.3 84.5 -4.6 -73.6 113 1 1 92 10 14 03 10 16 33 --- 07 55 23 23.8 84.7 -4.6 -73.7 120 F 1 97 10 14 21 10 18 24 OJ287 07 57 15 76.4 86.4 -1.0 -88.7 0 1 1 97 10 17 54 10 20 24 --- 07 59 15 76.8 86.4 -0.9 -88.8 120 F 1 102 10 18 12 10 22 13 3C274 08 01 04 25.1 85.3 -4.5 -73.7 0 1 1 102 10 21 43 10 42 10 --- 08 21 04 29.7 86.8 -4.2 -74.1 1197 F 1 142 10 22 01 10 42 54 3C279 08 21 49 17.8 103.2 -4.6 -67.0 14 1 1 142 10 42 24 10 44 54 --- 08 23 49 18.2 103.4 -4.5 -66.9 120 F 1 146 10 42 42 10 45 38 3C274 08 24 33 30.6 87.1 -4.1 -74.1 14 1 1 146 10 45 08 11 05 35 --- 08 44 33 35.3 88.6 -3.8 -74.3 1197 F 1 186 10 45 26 11 07 26 OJ287 08 46 25 87.9 82.1 -0.1 -97.1 0 1 1 186 11 06 56 11 09 26 --- 08 48 25 88.4 80.1 -0.1 -99.3 120 F 1 191 11 07 14 11 11 16 3C274 08 50 15 36.6 89.1 -3.7 -74.4 0 1 1 191 11 10 46 11 31 12 --- 09 10 15 41.3 90.8 -3.4 -74.4 1197 F 1 230 11 11 04 11 31 57 3C279 09 10 59 28.9 108.8 -3.8 -63.5 14 1 1 230 11 31 27 11 33 56 --- 09 12 59 29.4 109.1 -3.7 -63.4 120 F 1 235 11 31 45 11 34 41 3C274 09 13 44 42.1 91.1 -3.3 -74.4 13 1 1 235 11 34 11 11 54 38 --- 09 33 44 46.8 93.0 -3.0 -74.1 1197 F 1 275 11 34 29 11 56 43 OJ287 09 35 50 80.5 -86.6 0.7 89.9 0 1 1 275 11 56 13 11 58 43 --- 09 37 50 80.0 -86.6 0.7 89.8 120 F 1 280 11 56 31 12 00 49 3C274 09 39 56 48.3 93.6 -2.9 -74.0 0 1 1 280 12 00 19 12 05 48 --- 09 44 56 49.5 94.1 -2.8 -73.9 299 F 1 290 12 00 37 12 05 48 M84 09 44 56 50.9 94.0 -2.7 -74.3 -9 1 1 290 12 05 48 12 06 28 --- 09 45 36 51.1 94.0 -2.7 -74.3 31 F 1 291 12 05 48 Schedule for VLBA_MK (Code Mk ) Page 4 bw088 M87 movie. Walker, Ly, Junor, Hardee 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. 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 ---------------------------------------------------------------------------------------- --- Mon 21 Jan 2008 Day 21 --- 12 06 28 3C274 09 45 36 49.6 94.2 -2.8 -73.9 -9 1 1 291 12 06 28 12 06 58 --- 09 46 06 49.7 94.2 -2.8 -73.8 21 F 1 292 12 06 28 12 06 58 M84 09 46 06 51.2 94.1 -2.7 -74.3 -9 1 1 292 12 06 58 12 07 38 --- 09 46 46 51.4 94.1 -2.6 -74.3 31 F 1 294 12 06 58 12 07 38 3C274 09 46 46 49.9 94.3 -2.7 -73.8 -9 1 1 294 12 07 38 12 08 08 --- 09 47 16 50.0 94.3 -2.7 -73.8 21 F 1 295 12 07 38 12 08 08 M84 09 47 16 51.5 94.2 -2.6 -74.2 -9 1 1 295 12 08 08 12 08 48 --- 09 47 56 51.7 94.3 -2.6 -74.2 31 F 1 296 12 08 08 12 08 48 3C274 09 47 56 50.2 94.4 -2.7 -73.8 -9 1 1 296 12 08 48 12 09 18 --- 09 48 26 50.3 94.5 -2.7 -73.8 21 F 1 297 12 08 48 12 09 18 M84 09 48 26 51.8 94.3 -2.6 -74.2 -9 1 1 297 12 09 18 12 09 58 --- 09 49 06 51.9 94.4 -2.6 -74.2 31 F 1 298 12 09 18 12 10 07 3C274 09 49 15 50.5 94.6 -2.7 -73.8 0 1 1 298 12 09 58 12 15 06 --- 09 54 15 51.6 95.1 -2.6 -73.6 299 F 1 308 12 09 58 12 15 49 3C279 09 54 59 38.5 115.1 -3.0 -58.9 11 1 1 308 12 15 19 12 17 49 --- 09 56 59 38.9 115.5 -3.0 -58.6 120 F 1 313 12 15 37 12 18 33 3C274 09 57 43 52.5 95.5 -2.6 -73.5 10 1 1 313 12 18 03 12 38 29 --- 10 17 43 57.1 98.0 -2.2 -72.5 1197 F 1 353 12 18 21 12 40 33 OJ287 10 19 47 70.2 274.4 1.4 87.1 0 1 1 353 12 40 03 12 44 32 --- 10 23 47 69.2 274.6 1.5 86.9 239 F 1 361 12 40 21 12 46 35 3C274 10 25 50 59.0 99.1 -2.1 -72.0 0 1 1 361 12 46 05 13 06 32 --- 10 45 50 63.6 102.4 -1.8 -70.2 1197 F 1 401 12 46 23 13 07 13 3C279 10 46 31 49.0 125.4 -2.2 -50.5 6 1 1 401 13 06 43 13 09 12 --- 10 48 31 49.4 125.9 -2.1 -50.0 120 F 1 406 13 07 01 13 09 53 3C274 10 49 12 64.4 103.0 -1.7 -69.8 4 1 1 406 13 09 23 13 29 50 --- 11 09 12 68.9 107.6 -1.4 -66.6 1197 F 1 445 13 09 41 13 30 29 3C279 11 09 51 53.3 131.6 -1.8 -45.0 2 1 1 445 13 29 50 13 32 28 --- 11 11 51 53.7 132.2 -1.7 -44.5 120 F 1 450 13 29 50 Schedule for VLBA_MK (Code Mk ) Page 5 bw088 M87 movie. Walker, Ly, Junor, Hardee 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. 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 ---------------------------------------------------------------------------------------- --- Mon 21 Jan 2008 Day 21 --- 13 33 07 3C274 11 12 30 69.7 108.6 -1.3 -65.9 1 1 1 450 13 32 28 13 53 04 --- 11 32 30 74.0 115.7 -1.0 -60.2 1197 F 1 490 13 32 28 13 53 44 3C279 11 33 10 57.2 139.2 -1.4 -38.2 0 1 1 490 13 53 04 13 55 43 --- 11 35 10 57.5 139.9 -1.4 -37.5 120 F 1 495 13 53 04 13 56 24 BLANKSKY 11 35 50 74.8 116.6 -0.9 -59.5 0 1 1 495 13 55 54 13 58 24 --- 11 37 50 75.3 117.6 -0.9 -58.6 120 F 1 500 13 56 12 13 58 30 3C274 11 37 56 75.2 118.2 -0.9 -58.1 0 1 1 500 13 58 24 14 03 29 --- 11 42 56 76.2 120.9 -0.8 -55.7 299 F 1 510 13 58 24 14 03 29 M84 11 42 56 77.6 122.7 -0.7 -54.3 -9 1 1 510 14 03 29 14 04 09 --- 11 43 36 77.8 123.1 -0.7 -53.9 31 F 1 511 14 03 29 14 04 09 3C274 11 43 36 76.3 121.3 -0.8 -55.4 -9 1 1 511 14 04 09 14 04 39 --- 11 44 06 76.4 121.6 -0.8 -55.1 21 F 1 512 14 04 09 14 04 39 M84 11 44 06 77.9 123.5 -0.7 -53.6 -9 1 1 512 14 04 39 14 05 19 --- 11 44 46 78.0 124.0 -0.7 -53.2 31 F 1 514 14 04 39 14 05 19 3C274 11 44 46 76.6 122.0 -0.8 -54.8 -9 1 1 514 14 05 19 14 05 48 --- 11 45 16 76.7 122.3 -0.8 -54.5 21 F 1 514 14 05 19 14 05 48 M84 11 45 16 78.1 124.3 -0.7 -52.9 -9 1 1 514 14 05 48 14 06 28 --- 11 45 56 78.2 124.8 -0.7 -52.4 31 F 1 516 14 05 48 14 06 28 3C274 11 45 56 76.8 122.7 -0.8 -54.1 -9 1 1 516 14 06 28 14 06 58 --- 11 46 26 76.9 123.1 -0.7 -53.8 21 F 1 517 14 06 28 14 06 58 M84 11 46 26 78.3 125.2 -0.7 -52.1 -9 1 1 517 14 06 58 14 07 38 --- 11 47 06 78.5 125.7 -0.6 -51.6 31 F 1 518 14 06 58 14 07 47 3C274 11 47 15 77.1 123.6 -0.7 -53.4 0 1 1 518 14 07 38 14 12 46 --- 11 52 15 78.0 127.1 -0.7 -50.2 299 F 1 528 14 07 38 14 14 46 3C274 11 54 15 78.4 128.6 -0.6 -48.8 113 1 1 528 14 14 16 14 34 43 --- 12 14 15 81.5 150.7 -0.3 -28.1 1197 F 1 568 14 14 34 14 35 27 3C279 12 14 59 62.4 157.2 -0.7 -21.5 0 1 1 568 14 34 57 14 37 26 --- 12 16 59 62.6 158.2 -0.7 -20.6 120 F 1 572 14 35 15 Schedule for VLBA_MK (Code Mk ) Page 6 bw088 M87 movie. Walker, Ly, Junor, Hardee 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. 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 ---------------------------------------------------------------------------------------- --- Mon 21 Jan 2008 Day 21 --- 14 38 11 3C274 12 17 44 81.9 156.0 -0.2 -23.1 0 1 1 572 14 37 41 14 58 08 --- 12 37 44 82.4 192.0 0.1 11.6 1197 F 1 612 14 37 59 14 58 51 3C279 12 38 27 64.0 169.7 -0.3 -9.8 0 1 1 612 14 58 21 15 00 50 --- 12 40 27 64.1 170.8 -0.3 -8.7 120 F 1 617 14 58 39 15 01 32 3C274 12 41 09 82.2 198.1 0.2 17.4 0 1 1 617 15 01 02 15 21 29 --- 13 01 09 79.6 225.0 0.5 42.9 1197 F 1 656 15 01 20 15 22 06 3C279 13 01 46 64.3 183.0 0.1 2.8 0 1 1 656 15 21 29 15 24 05 --- 13 03 46 64.3 184.1 0.1 3.9 120 F 1 661 15 21 29 15 24 41 3C274 13 04 22 79.1 228.1 0.6 45.8 0 1 1 661 15 24 05 15 44 38 --- 13 24 22 75.2 241.7 0.9 58.0 1197 F 1 701 15 24 05 15 45 14 3C279 13 24 58 63.4 195.9 0.5 15.0 0 1 1 701 15 44 38 15 47 14 --- 13 26 58 63.3 197.0 0.5 16.1 120 F 1 706 15 44 38 15 47 51 3C274 13 27 35 74.6 243.2 0.9 59.3 0 1 1 706 15 47 14 15 52 50 --- 13 32 35 73.5 245.4 1.0 61.2 299 F 1 717 15 47 14 15 52 50 M84 13 32 35 72.5 249.2 1.1 64.4 -8 1 1 717 15 52 50 15 53 30 --- 13 33 15 72.3 249.4 1.1 64.6 31 F 1 718 15 52 50 15 53 30 3C274 13 33 15 73.4 245.7 1.0 61.4 -8 1 1 718 15 53 30 15 54 00 --- 13 33 45 73.2 245.9 1.0 61.6 21 F 1 719 15 53 30 15 54 00 M84 13 33 45 72.2 249.6 1.1 64.7 -8 1 1 719 15 54 00 15 54 40 --- 13 34 25 72.1 249.8 1.1 64.9 31 F 1 721 15 54 00 15 54 40 3C274 13 34 25 73.1 246.2 1.1 61.8 -8 1 1 721 15 54 40 15 55 10 --- 13 34 55 73.0 246.4 1.1 61.9 22 F 1 721 15 54 40 15 55 10 M84 13 34 55 72.0 249.9 1.2 65.0 -8 1 1 721 15 55 10 15 55 49 --- 13 35 35 71.8 250.2 1.2 65.2 32 F 1 723 15 55 10 15 55 49 3C274 13 35 35 72.9 246.6 1.1 62.2 -8 1 1 723 15 55 49 15 56 19 --- 13 36 05 72.7 246.8 1.1 62.3 22 F 1 724 15 55 49 15 56 19 M84 13 36 05 71.7 250.3 1.2 65.3 -8 1 1 724 15 56 19 15 56 59 --- 13 36 45 71.6 250.5 1.2 65.5 32 F 1 725 15 56 19 Schedule for VLBA_MK (Code Mk ) Page 7 bw088 M87 movie. Walker, Ly, Junor, Hardee 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. 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 ---------------------------------------------------------------------------------------- --- Mon 21 Jan 2008 Day 21 --- 15 57 08 3C274 13 36 54 72.6 247.1 1.1 62.6 0 1 1 725 15 56 59 16 02 07 --- 13 41 54 71.5 248.9 1.2 64.0 299 F 1 735 15 56 59 16 02 11 3C274 13 41 58 71.5 249.0 1.2 64.0 0 1 1 735 16 02 07 16 22 08 --- 14 01 58 67.0 254.5 1.5 68.2 1197 F 1 774 16 02 07 16 22 41 3C279 14 02 31 59.7 214.0 1.1 31.9 0 1 1 774 16 22 08 16 24 41 --- 14 04 31 59.4 214.8 1.1 32.7 120 F 1 779 16 22 08 16 25 14 3C274 14 05 04 66.3 255.2 1.6 68.6 0 1 1 779 16 24 41 16 40 11 --- 14 20 04 62.9 258.2 1.8 70.5 898 F 1 809 16 24 41 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: bw088.set Matches group v7mm_c8 in /users/cwalker/sched/catalogs/freq.dat Setup group: 10 Station: VLBA_MK Total bit rate: 256 Format: VLBA1:4 Bits per sample: 2 Sample rate: 32.000 Number of channels: 4 Speedup factor: 1.00 Disk used to record data. 1st LO= 42400.00 42400.00 42400.00 42400.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= U U U U IF = 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: 10 Setup file default. Used pcal sets: 1 LO sum= 43119.49 43119.49 43135.49 43135.49 BBC fr= 719.49 719.49 735.49 735.49 Bandwd= 16.000 16.000 16.000 16.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S1 S3 S1 S2 S3 S4 PCALXB2= S2 S4 S2 S4 M1 M2 M3 M4 PCALFR1= 510 510 13510 13510 0 0 0 0 PCALFR2= 510 510 13510 13510 0 0 0 0 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_off SOURCE LIST -- bw088 M87 movie. Walker, Ly, Junor, Hardee 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) * BLANKSKY 12 28 17.595540 * 12 30 49.423381 12 31 15.066458 0.00 12 50 01.74793 * 12 33 28.04383 12 30 34.91060 0.00 From catalog imbedded in main SCHED input file. Blank sky 10 arcmin from M87 0.066 scan hours, 2.992 baseline hours above horizon. J0854+2006 08 51 57.250618 * 08 54 48.874930 08 55 18.687875 0.21 0851+202 20 17 58.41741 * 20 06 30.64086 20 04 35.81993 0.40 J0854+20 /users/cwalker/sched/catalogs/sources.vlba * OJ287 VLBA Calib Survey - GSFC sols. - created L.Petrov 2005f_astro 0.332 scan hours, 13.230 baseline hours above horizon. J1225+1253 12 22 31.582015 * 12 25 03.743331 12 25 29.476911 0.32 * M84 13 09 49.76862 * 12 53 13.13923 12 50 19.62233 0.31 /users/cwalker/sched/catalogs/sources.vlba VLBA Calib Survey - GSFC sols. - created L.Petrov 2005f_astro 0.222 scan hours, 6.951 baseline hours above horizon. J1230+1223 12 28 17.569279 * 12 30 49.423381 12 31 15.069180 0.31 1228+126 12 40 01.74901 * 12 23 28.04383 12 20 34.96230 0.20 * 3C274 /users/cwalker/sched/catalogs/sources.vlba J1230+12 VLBA Calib Survey - GSFC sols. - created L.Petrov 2005f_astro 7.853 scan hours, 300.164 baseline hours above horizon. J1256-0547 12 53 35.831291 * 12 56 11.166559 12 56 37.101400 0.20 1253-055 -05 31 07.99586 *-05 47 21.52472 -05 50 05.92537 0.30 * 3C279 /users/cwalker/sched/catalogs/sources.vlba J1256-05 VLBA Calib Survey - GSFC sols. - created L.Petrov 2005f_astro 0.499 scan hours, 17.186 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) BLANKSKY 117.7 OJ287 169.8 M84 119.1 3C274 117.6 3C279 105.5 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