COVER INFORMATION Station: ARECIBO (Code Ar ) Experiment: Continuum and 21cm HI Absorption toward Arp193 Exp. Code: bm176b Schedule Version: 2.00 Processed by SCHED version: Release of 02 July 2002 PI: E. Momjian Address: NRAO / AOC P.O. Box O Socorro, NM 87801, USA Phone: 505-835-7457 EMAIL: emomjian@nrao.edu Fax: 505-835-7027 Phone during observation: Observing mode: 21cm 128-4-2 Notes: Schedule for ARECIBO (Code Ar ) Page 2 Continuum and 21cm HI Absorption toward Arp193 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). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 2 Apr 2003 Day 92 --- Next scan frequencies: 1384.05 1384.05 1391.87 1391.87 Next BBC frequencies: 780.95 780.95 773.13 773.13 Next scan bandwidths: 8.00 8.00 8.00 8.00 04 14 30 J1329+31 12 27 55 70.5 403.0 -1.0 -130.3 0 1 1 0 04 14 30 04 18 10 --- 12 31 35 71.1 401.4 -1.0 -132.3 220 F 1 1467 04 18 10 J1317+34 12 31 35 70.9 390.4 -0.8 -144.4 -29 1 1 1467 04 18 10 04 19 10 --- 12 32 35 71.1 389.8 -0.8 -145.1 31 F 1 1867 04 19 10 ARP193 12 32 35 70.9 391.9 -0.8 -142.7 -7 1 1 1867 04 19 10 04 22 10 --- 12 35 36 71.3 390.3 -0.8 -144.6 173 F 1 3067 04 22 10 J1317+34 12 35 36 71.4 388.2 -0.7 -147.0 -7 1 1 3067 04 22 10 04 23 10 --- 12 36 36 71.5 387.7 -0.7 -147.7 53 F 1 3467 04 23 10 ARP193 12 36 36 71.4 389.8 -0.7 -145.3 -7 1 1 3467 04 23 10 04 26 10 --- 12 39 37 71.7 388.2 -0.7 -147.2 173 F 1 4667 04 26 10 J1317+34 12 39 37 71.8 386.0 -0.6 -149.7 -7 1 1 4667 04 26 10 04 27 10 --- 12 40 37 71.9 385.4 -0.6 -150.4 53 F 1 5067 04 27 10 ARP193 12 40 37 71.9 387.6 -0.7 -147.9 -7 1 1 5067 04 27 10 04 30 10 --- 12 43 37 72.2 385.9 -0.6 -150.0 173 F 1 6267 04 30 10 J1317+34 12 43 37 72.2 383.7 -0.6 -152.5 -7 1 1 6267 04 30 10 04 31 10 --- 12 44 37 72.3 383.1 -0.6 -153.2 53 F 1 6667 04 31 10 ARP193 12 44 37 72.3 385.3 -0.6 -150.7 -7 1 1 6667 04 31 10 04 34 10 --- 12 47 38 72.6 383.5 -0.6 -152.8 173 F 1 7867 04 34 10 J1317+34 12 47 38 72.6 381.2 -0.5 -155.4 -7 1 1 7867 04 34 10 04 35 10 --- 12 48 38 72.7 380.6 -0.5 -156.2 53 F 1 8267 04 35 10 ARP193 12 48 38 72.7 382.8 -0.5 -153.6 -7 1 1 8267 04 35 10 04 38 10 --- 12 51 39 72.9 380.9 -0.5 -155.8 173 F 1 9467 04 38 10 J1317+34 12 51 39 72.9 378.6 -0.4 -158.4 -8 1 1 9467 04 38 10 04 39 10 --- 12 52 39 73.0 378.0 -0.4 -159.2 52 F 1 9867 04 39 10 ARP193 12 52 39 73.0 380.3 -0.5 -156.6 -8 1 1 9867 04 39 10 04 42 10 --- 12 55 39 73.3 378.3 -0.4 -158.9 172 F 1 11067 Schedule for ARECIBO (Code Ar ) Page 3 Continuum and 21cm HI Absorption toward Arp193 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). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 2 Apr 2003 Day 92 --- 04 42 10 J1317+34 12 55 39 73.2 376.0 -0.4 -161.5 -8 1 1 11067 04 42 10 04 43 10 --- 12 56 39 73.3 375.3 -0.4 -162.3 52 F 1 11467 04 43 10 ARP193 12 56 39 73.3 377.6 -0.4 -159.7 -8 1 1 11467 04 43 10 04 46 10 --- 12 59 40 73.5 375.6 -0.4 -162.1 172 F 1 12667 04 46 10 J1317+34 12 59 40 73.4 373.2 -0.3 -164.8 -8 1 1 12667 04 46 10 04 47 10 --- 13 00 40 73.5 372.5 -0.3 -165.6 52 F 1 13067 04 47 10 ARP193 13 00 40 73.6 374.9 -0.3 -162.9 -8 1 1 13067 04 47 10 04 50 10 --- 13 03 41 73.8 372.7 -0.3 -165.4 172 F 1 14267 04 50 10 J1317+34 13 03 41 73.6 370.4 -0.2 -168.0 -8 1 1 14267 04 50 10 04 51 10 --- 13 04 41 73.7 369.7 -0.2 -168.9 52 F 1 14667 04 51 10 ARP193 13 04 41 73.8 372.0 -0.3 -166.2 -8 1 1 14667 04 51 10 04 54 10 --- 13 07 41 74.0 369.8 -0.2 -168.7 172 F 1 15867 04 54 10 J1317+34 13 07 41 73.8 367.5 -0.2 -171.4 -8 1 1 15867 04 54 10 04 55 10 --- 13 08 41 73.8 366.7 -0.2 -172.2 52 F 1 16267 04 55 10 ARP193 13 08 41 74.0 369.1 -0.2 -169.6 -8 1 1 16267 04 55 10 04 58 00 --- 13 11 32 74.1 367.0 -0.2 -172.0 162 F 1 17400 04 58 40 J1317+34 13 12 12 73.9 364.1 -0.1 -175.2 31 1 2 17400 04 58 40 04 59 30 --- 13 13 02 73.9 363.5 -0.1 -175.9 50 R 1 17067 05 01 30 J1310 13 15 02 76.0 356.2 0.1 175.7 68 1 2 17067 05 01 30 05 05 50 --- 13 19 23 75.9 352.4 0.1 171.5 260 R 1 15333 05 05 50 J1329+31 13 19 23 76.2 369.6 -0.2 -169.3 -43 1 2 15333 05 05 50 05 09 30 --- 13 23 04 76.4 366.3 -0.1 -173.0 177 R 1 13867 05 09 30 J1317+34 13 23 04 73.9 356.1 0.1 175.5 -61 1 2 13867 05 09 30 05 10 50 --- 13 24 24 73.9 355.1 0.1 174.3 19 R 1 13333 05 10 50 ARP193 13 24 24 74.2 357.2 0.1 176.8 -10 1 2 13333 05 10 50 05 13 50 --- 13 27 24 74.2 355.0 0.1 174.2 170 R 1 12133 05 13 50 J1317+34 13 27 24 73.8 352.9 0.2 171.8 -11 1 2 12133 05 13 50 05 14 50 --- 13 28 25 73.8 352.1 0.2 170.9 49 R 1 11733 05 14 50 ARP193 13 28 25 74.1 354.2 0.1 173.3 -11 1 2 11733 05 14 50 05 17 50 --- 13 31 25 74.0 351.9 0.2 170.8 169 R 1 10533 Schedule for ARECIBO (Code Ar ) Page 4 Continuum and 21cm HI Absorption toward Arp193 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). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 2 Apr 2003 Day 92 --- 05 17 50 J1317+34 13 31 25 73.7 350.0 0.2 168.4 -11 1 2 10533 05 17 50 05 18 50 --- 13 32 25 73.6 349.2 0.2 167.6 49 R 1 10133 05 18 50 ARP193 13 32 25 74.0 351.2 0.2 169.9 -12 1 2 10133 05 18 50 05 21 50 --- 13 35 26 73.9 349.0 0.2 167.4 168 R 1 8933 05 21 50 J1317+34 13 35 26 73.5 347.1 0.3 165.1 -12 1 2 8933 05 21 50 05 22 50 --- 13 36 26 73.4 346.4 0.3 164.3 48 R 1 8533 05 22 50 ARP193 13 36 26 73.8 348.3 0.3 166.5 -12 1 2 8533 05 22 50 05 25 50 --- 13 39 26 73.7 346.1 0.3 164.0 168 R 1 7333 05 25 50 J1317+34 13 39 26 73.2 344.3 0.4 161.9 -13 1 2 7333 05 25 50 05 26 50 --- 13 40 27 73.2 343.7 0.4 161.1 47 R 1 6933 05 26 50 ARP193 13 40 27 73.6 345.4 0.3 163.2 -13 1 2 6933 05 26 50 05 29 50 --- 13 43 27 73.4 343.3 0.4 160.8 167 R 1 5733 05 29 50 J1317+34 13 43 27 73.0 341.7 0.4 158.8 -13 1 2 5733 05 29 50 05 30 50 --- 13 44 27 72.9 341.0 0.4 158.0 47 R 1 5333 05 30 50 ARP193 13 44 27 73.4 342.6 0.4 160.0 -14 1 2 5333 05 30 50 05 33 50 --- 13 47 28 73.1 340.6 0.4 157.6 166 R 1 4133 05 33 50 J1317+34 13 47 28 72.6 339.1 0.5 155.7 -14 1 2 4133 05 33 50 05 34 50 --- 13 48 28 72.5 338.4 0.5 155.0 46 R 1 3733 05 34 50 ARP193 13 48 28 73.1 340.0 0.5 156.9 -14 1 2 3733 05 34 50 05 37 50 --- 13 51 28 72.8 338.0 0.5 154.6 166 R 1 2533 05 37 50 J1317+34 13 51 28 72.3 336.6 0.6 152.8 -15 1 2 2533 05 37 50 05 38 50 --- 13 52 29 72.2 336.0 0.6 152.1 45 R 1 2133 05 38 50 ARP193 13 52 29 72.7 337.4 0.5 153.9 -15 1 2 2133 05 38 50 05 41 50 --- 13 55 29 72.4 335.6 0.6 151.7 165 R 1 933 05 41 50 J1317+34 13 55 29 71.9 334.2 0.6 150.0 -15 1 2 933 05 41 50 05 42 50 --- 13 56 29 71.8 333.7 0.6 149.3 45 R 1 533 05 43 30 ARP193 13 57 09 72.3 334.6 0.6 150.5 26 1 3 533 05 43 30 05 46 30 --- 14 00 10 71.9 332.8 0.7 148.4 180 F 1 1733 05 46 30 J1317+34 14 00 10 71.4 331.6 0.7 146.9 -16 1 3 1733 05 46 30 05 47 30 --- 14 01 10 71.3 331.1 0.7 146.2 44 F 1 2133 Schedule for ARECIBO (Code Ar ) Page 5 Continuum and 21cm HI Absorption toward Arp193 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). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 2 Apr 2003 Day 92 --- 05 47 30 ARP193 14 01 10 71.8 332.2 0.7 147.7 -16 1 3 2133 05 47 30 05 50 30 --- 14 04 10 71.5 330.6 0.7 145.7 164 F 1 3333 05 50 30 J1317+34 14 04 10 70.9 329.5 0.8 144.3 -16 1 3 3333 05 50 30 05 51 30 --- 14 05 11 70.8 329.0 0.8 143.7 44 F 1 3733 05 51 30 ARP193 14 05 11 71.4 330.1 0.7 145.1 -16 1 3 3733 05 51 30 05 54 30 --- 14 08 11 71.0 328.5 0.8 143.2 164 F 1 4933 05 54 30 J1317+34 14 08 11 70.4 327.5 0.8 141.9 -16 1 3 4933 05 54 30 05 55 30 --- 14 09 11 70.3 327.0 0.9 D 141.3 0 F 1 5333 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: bm176b.set Matches group arlbw6 in /home/arana/cwalker/sched/catalogs/freq.dat RX=LBW, with lfbf=6, TG 07-Oct-01 Setup group: 3 Station: ARECIBO Total bit rate: 128 Format: MKIV1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 135.000 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 2165.00 2165.00 2165.00 2165.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= L L L L IF = A C A C The following frequency sets based on this setup were used. Frequency Set: 3 Based on FREQ, BW, and/or DOPPLER in schedule. Used pcal sets: 1 LO sum= 1384.05 1384.05 1391.87 1391.87 BBC fr= 780.95 780.95 773.13 773.13 Bandwd= 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = OFF PCALXB1= S1 S2 S3 S4 OFF OFF OFF OFF PCALXB2= M1 M2 M3 M4 OFF OFF OFF OFF PCALFR1= 0 0 0 0 0 0 0 0 PCALFR2= 0 0 0 0 0 0 0 0 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_off SOURCE LIST -- Continuum and 21cm HI Absorption toward Arp193 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). Source Source position (RA/Dec) (B1950) (J2000) (Date) * ARP193 * 13 18 17.011290 13 20 35.316002 13 20 45.154476 * 34 24 04.69840 34 08 22.37685 34 07 17.19504 From catalog imbedded in main SCHED input file. * J1317+34 13 15 17.789380 * 13 17 36.494190 13 17 46.366827 34 41 02.60455 * 34 25 15.93266 34 24 10.70062 From catalog imbedded in main SCHED input file. * J1329+31 13 27 34.876224 * 13 29 52.864929 13 30 02.618562 32 09 38.80991 * 31 54 11.05501 31 53 06.07392 From catalog imbedded in main SCHED input file. * J1310 13 08 07.560126 * 13 10 28.663845 13 10 38.633246 32 36 40.23888 * 32 20 43.78295 32 19 38.34084 From catalog imbedded in main SCHED input file. * 3C147 05 38 43.517505 * 05 42 36.137882 05 42 49.248346 49 49 42.83696 * 49 51 07.23360 49 51 25.30906 From catalog imbedded in main SCHED input file. * 3C286 13 28 49.657692 * 13 31 08.287984 13 31 18.046522 30 45 58.64021 * 30 30 32.95885 30 29 27.99629 From catalog imbedded in main SCHED input file. 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) ARP193 140.2 J1317+34 140.0 J1329+31 141.8 J1310 142.4 3C147 76.4 3C286 143.0 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