COVER INFORMATION Station: VLBA_KP (Code Kp ) Experiment: BB75: Vir A at 18cm // epoch 1 Exp. Code: BB075 Schedule Version: 1.00 Processed by SCHED version: 10 Feb 1997 PI: Bill Junor Address: Dept. Physics & Astronomy, University of New Mexico 800 Yale Blvd., N.E., Albuquerque, New Mexico, 87131 U.S.A. Phone: 505 846 4948 EMAIL: bjunor@astro.phys.unm.edu Fax: 505 277 1520 Phone during observation: 505 237 2128 Observing mode: Continuum Notes: Non-standard frequency scheme. Will need non-standard patch at VLA. Schedule for VLBA_KP (Code Kp ) Page 2 BB75: Vir A at 18cm // epoch 1 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. ------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes Stop UT LST EL AZ HA UP ParA Dwell (see above) ------------------------------------------------------------------------------- --- Tue 25 Feb 1997 Day 56 --- Next scan frequencies: 1412.99 1412.99 1662.99 1662.99 Next BBC frequencies: 987.01 987.01 737.01 737.01 Next scan bandwidths: 4.00 4.00 4.00 4.00 05 10 00 3C274 08 03 59 26.2 91.4 -4.4 -60.3 0 1 1 0 05 32 00 --- 08 26 02 30.9 94.5 -4.1 -60.0 1320 F 1 4400 05 32 00 3C274 08 26 02 30.9 94.5 -4.1 -60.0 -2 1 1 4400 05 54 00 --- 08 48 06 35.5 97.7 -3.7 -59.4 1318 F 1 8800 05 56 00 3C274 08 50 06 36.0 98.0 -3.7 -59.3 117 1 1 8800 06 18 00 --- 09 12 10 40.6 101.6 -3.3 -58.3 1320 F 1 13200 06 18 00 3C274 09 12 10 40.6 101.6 -3.3 -58.3 -2 1 1 13200 06 40 00 --- 09 34 14 45.1 105.5 -2.9 -56.8 1318 F 1 17600 06 42 00 3C274 09 36 14 45.5 105.9 -2.9 -56.7 117 1 2 17600 07 04 00 --- 09 58 18 50.0 110.4 -2.5 -54.5 1320 R 1 13200 07 04 00 3C274 09 58 18 50.0 110.4 -2.5 -54.5 -2 1 2 13200 07 26 00 --- 10 20 21 54.3 115.7 -2.2 -51.5 1318 R 1 8800 07 28 00 3C274 10 22 21 54.7 116.2 -2.1 -51.2 117 1 2 8800 07 50 00 --- 10 44 25 58.7 122.7 -1.8 -47.0 1320 R 1 4400 07 50 00 3C274 10 44 25 58.7 122.7 -1.8 -47.0 -2 1 2 4400 08 12 00 --- 11 06 29 62.5 130.5 -1.4 -41.3 1318 R 1 0 08 14 00 3C274 11 08 29 62.8 131.3 -1.4 -40.7 117 1 1 0 08 36 00 --- 11 30 33 66.1 141.4 -1.0 -32.9 1320 F 2 4400 08 36 00 3C274 11 30 33 66.1 141.4 -1.0 -32.9 -2 1 1 4400 08 58 00 --- 11 52 36 68.6 153.7 -0.6 -22.6 1318 F 2 8800 08 58 00 3C273B 11 52 36 58.9 162.2 -0.6 -15.1 -21 1 1 8800 09 03 00 --- 11 57 37 59.2 164.6 -0.5 -13.1 279 F 2 9800 09 03 00 3C274 11 57 37 69.0 156.9 -0.6 -19.9 -22 1 1 9800 09 20 00 --- 12 14 40 70.1 168.4 -0.3 -10.0 998 F 2 13200 09 20 00 3C274 12 14 40 70.1 168.4 -0.3 -10.0 -2 1 1 13200 09 42 00 --- 12 36 43 70.4 184.4 0.1 3.8 1318 F 2 17600 Schedule for VLBA_KP (Code Kp ) Page 3 BB75: Vir A at 18cm // epoch 1 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. ------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes Stop UT LST EL AZ HA UP ParA Dwell (see above) ------------------------------------------------------------------------------- --- Tue 25 Feb 1997 Day 56 --- 09 42 00 OQ208 12 36 43 70.2 94.3 -1.5 -74.2 -62 1 2 17600 09 47 00 --- 12 41 44 71.3 95.2 -1.4 -74.0 238 R 2 16600 09 49 00 3C274 12 43 45 70.2 189.5 0.2 8.2 55 1 2 16600 10 06 00 --- 13 00 47 69.3 201.2 0.5 18.3 1020 R 2 13200 10 08 00 3C274 13 02 48 69.1 202.5 0.5 19.4 117 1 2 13200 10 30 00 --- 13 24 51 66.8 215.5 0.9 30.3 1320 R 2 8800 10 30 00 3C274 13 24 51 66.8 215.5 0.9 30.3 -2 1 2 8800 10 52 00 --- 13 46 55 63.8 226.1 1.3 38.8 1318 R 2 4400 10 54 00 3C274 13 48 55 63.4 227.0 1.3 39.4 117 1 2 4400 11 16 00 --- 14 10 59 59.8 235.4 1.7 45.6 1320 R 2 0 11 16 00 3C274 14 10 59 59.8 235.4 1.7 45.6 -2 1 3 0 11 38 00 --- 14 33 03 55.8 242.1 2.0 50.2 1318 F 1 4400 11 38 00 OQ208 14 33 03 83.4 240.0 0.4 56.7 -57 1 3 4400 11 43 00 --- 14 38 03 82.4 244.6 0.5 60.7 243 F 1 5400 11 43 00 3C274 14 38 03 54.9 243.5 2.1 51.0 -57 1 3 5400 12 00 00 --- 14 55 06 51.6 247.8 2.4 53.5 963 F 1 8800 12 00 00 3C274 14 55 06 51.6 247.8 2.4 53.5 -2 1 3 8800 12 22 00 --- 15 17 10 47.2 252.5 2.8 56.0 1318 F 1 13200 12 22 00 3C274 15 17 10 47.2 252.5 2.8 56.0 -2 1 3 13200 12 44 00 --- 15 39 13 42.6 256.7 3.1 57.7 1318 F 1 17600 12 44 00 3C274 15 39 13 42.6 256.7 3.1 57.7 -2 1 4 17600 13 00 00 --- 15 55 16 39.3 259.4 3.4 58.6 958 R 1 14400 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: bj18_20cm.set Matches group v20cm_2 in /home/arana/cwalker/sched/catalogs/freq.dat FD filtered above 1760. SC filtered above 1740. Setup group: 1 Station: VLBA Total bit rate: 32 Format: VLBA1:4 Bits per sample: 1 Sample rate: 8.000 Number of channels: 4 Passes/head pos: 2 Speedup factor: 4.00 Tape speeds: Low density - 66.665 ips, High density - 40.00 ips Time per pass for 17600 ft, High density tapes is: 01:28:00 LO sum= 1412.99 1412.99 1662.99 1662.99 1st LO= 2400.00 2400.00 2400.00 2400.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC fr= 987.01 987.01 737.01 737.01 Bandwd= 4.00 4.00 4.00 4.00 BBC = 1 2 3 4 BBC SB= L L L L IF = A C A C VLBA FE= 20cm omit 20cm omit VLBA Synth= 15.4 2.4 15.4 Pulse cal detection. PCAL = 1MHz PCALXB1= S1 S3 S1 S3 S1 S3 S1 S3 PCALXB2= S2 S4 S2 S4 S2 S4 S2 S4 PCALFR1= 10 10 3010 3010 0 0 1010 1010 PCALFR2= 10 10 3010 3010 0 0 1010 1010 Track assignments are: track1= 2, 10, 18, 26 track2= 3, 11, 19, 27 SOURCE LIST -- BB75: Vir A at 18cm // epoch 1 Catalog positions marked with *. Position of date is for stop time of first scan. Names used in schedule marked with *. Short names used in VLA and SNAP files marked with +. Source Source position (RA/Dec) (B1950) (J2000) (Date) J1229+0203 12 26 33.24499 * 12 29 06.69970 12 28 59.07947 1226+023 02 19 43.2835 * 02 03 08.5980 02 03 58.0229 3C273 /home/arana/cwalker/sched/catalogs/sources.vlba * 3C273B VLA Calibrator Source List J1229+02 J1230+1223 12 28 17.56844 * 12 30 49.42340 12 30 41.80957 1228+126 12 40 01.7274 * 12 23 28.0442 12 24 15.7324 * 3C274 /home/arana/cwalker/sched/catalogs/sources.vlba J1230+12 USNO - Ref Frame 1995-1, Eubanks Mar 1995 J1407+2827 14 04 45.61392 * 14 07 00.39442 14 06 53.28872 1404+286 28 41 29.2163 * 28 27 14.6900 28 27 53.1314 J1407+28 /home/arana/cwalker/sched/catalogs/sources.vlba * OQ208 USNO - Ref Frame 1995-1, Eubanks Mar 1995