COVER INFORMATION Station: VLBA_FD (Code Fd ) Experiment: bw064a / Lens candidates / Winn Exp. Code: bw064a Schedule Version: 1.00 Processed by SCHED version: Release of 02 July 2002 PI: Joshua N. Winn Address: Harvard-Smithsonian Center for Astrophysics 60 Garden St. MS-51 Cambridge, MA 02138 Phone: +1-617-384-9663 (w) / +1-617-718-9440 (h) EMAIL: jwinn@cfa.harvard.edu Fax: +1-617-495-7093 Phone during observation: +1-617-384-9663 (w) / +1-617-718-9440 (h) Observing mode: 6cm, 128-8-1 Notes: fringe finder: J0927+3092 Schedule for VLBA_FD (Code Fd ) Page 2 bw064a / Lens candidates / Winn 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). 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) ---------------------------------------------------------------------------------------- --- Fri 23 Aug 2002 Day 235 --- Next scan frequencies: 4971.49 4971.49 4979.49 4979.49 4987.49 4987.49 4995.49 4995.49 Next BBC frequencies: 871.49 871.49 879.49 879.49 887.49 887.49 895.49 895.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 18 34 57 J1103-3251 09 46 42 23.9 162.4 -1.3 -18.1 0 1 1 0 18 34 57 18 44 56 =1101-325 09 56 42 24.6 164.6 -1.1 -15.8 598 F 1 3989 18 44 56 J1055-3657 09 56 42 21.0 167.4 -1.0 -13.6 -13 1 1 3989 18 44 56 18 47 55 --- 09 59 42 21.1 168.0 -0.9 -12.9 166 F 1 5186 18 47 55 J1103-3251 09 59 42 24.7 165.3 -1.1 -15.1 -13 1 1 5186 18 47 55 18 49 55 =1101-325 10 01 42 24.8 165.7 -1.0 -14.7 106 F 1 5984 18 49 55 J1055-3657 10 01 42 21.2 168.4 -0.9 -12.5 -13 1 1 5984 18 49 55 18 52 54 --- 10 04 42 21.4 169.1 -0.9 -11.8 166 F 1 7180 18 52 54 J1103-3251 10 04 42 25.0 166.4 -1.0 -14.0 -13 1 1 7180 18 52 54 18 54 54 =1101-325 10 06 42 25.1 166.8 -0.9 -13.5 106 F 1 7978 18 54 54 J1055-3657 10 06 42 21.4 169.5 -0.8 -11.3 -13 1 1 7978 18 54 54 18 57 53 --- 10 09 42 21.5 170.1 -0.8 -10.7 166 F 1 9175 18 57 53 J1103-3251 10 09 42 25.2 167.5 -0.9 -12.8 -13 1 1 9175 18 57 53 18 59 53 =1101-325 10 11 42 25.3 168.0 -0.9 -12.3 106 F 1 9973 18 59 53 J1055-3657 10 11 42 21.6 170.5 -0.7 -10.2 -13 1 1 9973 18 59 53 19 02 53 --- 10 14 42 21.7 171.2 -0.7 -9.5 166 F 1 11169 19 02 53 J1103-3251 10 14 42 25.5 168.6 -0.8 -11.6 -13 1 1 11169 19 02 53 19 04 52 =1101-325 10 16 42 25.5 169.1 -0.8 -11.2 106 F 1 11967 19 04 52 J1037-2934 10 16 42 29.6 174.8 -0.3 -5.1 -14 1 1 11967 19 04 52 19 07 52 =1034-293 10 19 42 29.6 175.6 -0.3 -4.4 165 F 1 13164 19 07 52 J1103-3251 10 19 42 25.7 169.8 -0.7 -10.5 -14 1 1 13164 19 07 52 19 09 52 =1101-325 10 21 42 25.7 170.2 -0.7 -10.0 106 F 1 13962 19 09 52 J1055-3657 10 21 42 21.9 172.7 -0.6 -7.9 -14 1 1 13962 19 09 52 19 12 51 --- 10 24 42 22.0 173.3 -0.5 -7.2 166 F 1 15158 Schedule for VLBA_FD (Code Fd ) Page 3 bw064a / Lens candidates / Winn 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). 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) ---------------------------------------------------------------------------------------- --- Fri 23 Aug 2002 Day 235 --- 19 12 51 J1103-3251 10 24 42 25.8 170.9 -0.6 -9.3 -14 1 1 15158 19 12 51 19 14 51 =1101-325 10 26 42 25.9 171.4 -0.6 -8.8 106 F 1 15956 19 14 51 J1055-3657 10 26 42 22.1 173.7 -0.5 -6.8 -14 1 1 15956 19 14 51 19 17 50 --- 10 29 42 22.1 174.4 -0.4 -6.1 166 F 1 17153 19 17 50 J1103-3251 10 29 42 26.0 172.1 -0.6 -8.1 -14 1 2 17153 19 17 50 19 19 50 =1101-325 10 31 42 26.1 172.5 -0.5 -7.6 106 R 1 16355 19 19 50 J1055-3657 10 31 42 22.2 174.8 -0.4 -5.6 -14 1 2 16355 19 19 50 19 22 49 --- 10 34 42 22.2 175.4 -0.4 -4.9 166 R 1 15158 19 22 49 J1103-3251 10 34 42 26.1 173.2 -0.5 -6.9 -14 1 2 15158 19 22 49 19 24 49 =1101-325 10 36 42 26.2 173.7 -0.4 -6.4 106 R 1 14361 19 24 49 J1055-3657 10 36 42 22.3 175.9 -0.3 -4.5 -14 1 2 14361 19 24 49 19 27 49 --- 10 39 42 22.3 176.5 -0.3 -3.8 166 R 1 13164 19 27 49 J1103-3251 10 39 42 26.2 174.4 -0.4 -5.7 -14 1 2 13164 19 27 49 19 29 48 =1101-325 10 41 42 26.3 174.9 -0.4 -5.3 106 R 1 12366 19 29 48 J1037-2934 10 41 42 29.8 181.1 0.1 1.1 -13 1 2 12366 19 29 48 19 32 48 =1034-293 10 44 42 29.8 181.8 0.1 1.8 167 R 1 11169 19 32 48 J1103-3251 10 44 42 26.3 175.6 -0.3 -4.5 -13 1 2 11169 19 32 48 19 34 47 =1101-325 10 46 42 26.4 176.0 -0.3 -4.1 107 R 1 10372 19 34 47 J1055-3657 10 46 42 22.4 178.0 -0.2 -2.1 -14 1 2 10372 19 34 47 19 37 47 --- 10 49 42 22.4 178.7 -0.1 -1.4 166 R 1 9175 19 37 47 J1103-3251 10 49 42 26.4 176.7 -0.2 -3.3 -14 1 2 9175 19 37 47 19 39 47 =1101-325 10 51 42 26.4 177.2 -0.2 -2.9 106 R 1 8377 19 39 47 J1055-3657 10 51 42 22.4 179.1 -0.1 -1.0 -14 1 2 8377 19 39 47 19 42 46 --- 10 54 42 22.4 179.8 0.0 -0.3 165 R 1 7180 19 42 46 J1103-3251 10 54 42 26.5 177.9 -0.1 -2.1 -14 1 2 7180 19 42 46 19 44 46 =1101-325 10 56 42 26.5 178.4 -0.1 -1.7 106 R 1 6383 19 44 46 J1055-3657 10 56 42 22.4 180.2 0.0 0.2 -14 1 2 6383 19 44 46 19 47 45 --- 10 59 42 22.4 180.8 0.1 0.9 165 R 1 5186 Schedule for VLBA_FD (Code Fd ) Page 4 bw064a / Lens candidates / Winn 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). 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) ---------------------------------------------------------------------------------------- --- Fri 23 Aug 2002 Day 235 --- 19 47 45 J1103-3251 10 59 42 26.5 179.1 -0.1 -0.9 -14 1 2 5186 19 47 45 19 49 45 =1101-325 11 01 42 26.5 179.6 0.0 -0.5 105 R 1 4388 19 49 45 J1055-3657 11 01 42 22.4 181.3 0.1 1.4 -14 1 2 4388 19 49 45 19 52 44 --- 11 04 42 22.4 181.9 0.1 2.1 165 R 1 3191 19 52 44 J1103-3251 11 04 42 26.5 180.3 0.0 0.3 -14 1 2 3191 19 52 44 19 54 44 =1101-325 11 06 42 26.5 180.7 0.1 0.7 105 R 1 2393 19 54 44 J1037-2934 11 06 42 29.4 187.3 0.5 7.2 -12 1 2 2393 19 54 44 19 57 44 =1034-293 11 09 42 29.3 188.1 0.5 8.0 168 R 1 1197 19 57 44 J1103-3251 11 09 42 26.5 181.4 0.1 1.5 -12 1 2 1197 19 57 44 19 59 43 =1101-325 11 11 42 26.5 181.9 0.1 1.9 108 R 1 399 20 01 58 J0927+3902 11 13 57 66.6 298.3 1.8 102.9 48 1 3 399 20 01 58 20 10 56 =0923+392 11 22 57 64.9 297.5 1.9 100.7 539 F 1 3989 20 10 56 J1103-3251 11 22 57 26.3 184.5 0.3 4.6 -83 1 3 3989 20 10 56 20 19 55 =1101-325 11 31 57 26.1 186.6 0.5 6.8 455 F 1 7579 20 19 55 J1055-3657 11 31 57 21.9 187.8 0.6 8.4 -15 1 3 7579 20 19 55 20 22 55 --- 11 34 57 21.8 188.4 0.7 9.0 165 F 1 8776 20 22 55 J1103-3251 11 34 57 26.1 187.3 0.5 7.5 -15 1 3 8776 20 22 55 20 24 54 =1101-325 11 36 57 26.0 187.8 0.6 8.0 105 F 1 9574 20 24 54 J1055-3657 11 36 57 21.7 188.8 0.7 9.5 -15 1 3 9574 20 24 54 20 27 54 --- 11 39 57 21.6 189.5 0.7 10.2 165 F 1 10771 20 27 54 J1103-3251 11 39 57 25.9 188.5 0.6 8.7 -15 1 3 10771 20 27 54 20 29 53 =1101-325 11 41 57 25.9 188.9 0.6 9.2 105 F 1 11568 20 29 53 J1055-3657 11 41 57 21.5 189.9 0.8 10.6 -15 1 3 11568 20 29 53 20 32 53 --- 11 44 57 21.4 190.5 0.8 11.3 165 F 1 12765 20 32 53 J1103-3251 11 44 57 25.8 189.6 0.7 9.9 -15 1 3 12765 20 32 53 20 34 53 =1101-325 11 46 57 25.7 190.1 0.7 10.3 105 F 1 13563 20 34 53 J1055-3657 11 46 57 21.4 190.9 0.9 11.8 -15 1 3 13563 20 34 53 20 37 52 --- 11 49 57 21.2 191.6 0.9 12.5 165 F 1 14760 Schedule for VLBA_FD (Code Fd ) Page 5 bw064a / Lens candidates / Winn 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). 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) ---------------------------------------------------------------------------------------- --- Fri 23 Aug 2002 Day 235 --- 20 37 52 J1103-3251 11 49 57 25.6 190.8 0.8 11.0 -15 1 3 14760 20 37 52 20 39 52 =1101-325 11 51 57 25.5 191.2 0.8 11.5 105 F 1 15557 20 39 52 J1037-2934 11 51 57 27.2 198.2 1.2 18.0 -11 1 3 15557 20 39 52 20 42 51 =1034-293 11 54 57 27.0 198.9 1.3 18.7 169 F 1 16754 20 42 51 J1103-3251 11 54 57 25.3 191.9 0.9 12.2 -11 1 3 16754 20 42 51 20 44 51 =1101-325 11 56 57 25.3 192.4 0.9 12.7 109 F 1 17552 20 44 51 J1055-3657 11 56 57 20.9 193.0 1.0 14.0 -15 1 4 17552 20 44 51 20 47 50 --- 11 59 57 20.8 193.6 1.1 14.7 165 R 1 16355 20 47 50 J1103-3251 11 59 57 25.1 193.0 0.9 13.4 -15 1 4 16355 20 47 50 20 49 50 =1101-325 12 01 57 25.0 193.5 1.0 13.8 105 R 1 15557 20 49 50 J1055-3657 12 01 57 20.7 194.1 1.1 15.2 -15 1 4 15557 20 49 50 20 52 50 --- 12 04 57 20.5 194.7 1.2 15.8 165 R 1 14361 20 52 50 J1103-3251 12 04 57 24.9 194.2 1.0 14.5 -15 1 4 14361 20 52 50 20 54 49 =1101-325 12 06 57 24.8 194.6 1.1 15.0 105 R 1 13563 20 54 49 J1055-3657 12 06 57 20.4 195.1 1.2 16.3 -15 1 4 13563 20 54 49 20 57 49 --- 12 09 57 20.2 195.7 1.2 16.9 165 R 1 12366 20 57 49 J1103-3251 12 09 57 24.6 195.3 1.1 15.7 -15 1 4 12366 20 57 49 20 59 48 =1101-325 12 11 57 24.5 195.7 1.1 16.1 105 R 1 11568 20 59 48 J1055-3657 12 11 57 20.1 196.1 1.3 17.4 -15 1 4 11568 20 59 48 21 02 48 --- 12 14 57 19.9 196.7 1.3 18.0 165 R 1 10372 21 02 48 J1103-3251 12 14 57 24.3 196.4 1.2 16.8 -15 1 4 10372 21 02 48 21 04 48 =1101-325 12 16 57 24.2 196.8 1.2 17.3 105 R 1 9574 21 04 48 J1037-2934 12 16 57 25.3 203.9 1.7 23.6 -11 1 4 9574 21 04 48 21 07 47 =1034-293 12 19 57 25.0 204.5 1.7 24.3 169 R 1 8377 21 07 47 J1103-3251 12 19 57 24.0 197.5 1.3 17.9 -11 1 4 8377 21 07 47 21 09 47 =1101-325 12 21 57 23.9 197.9 1.3 18.4 109 R 1 7579 21 09 47 J1055-3657 12 21 57 19.5 198.1 1.4 19.6 -15 1 4 7579 21 09 47 21 12 46 --- 12 24 57 19.3 198.7 1.5 20.2 165 R 1 6383 Schedule for VLBA_FD (Code Fd ) Page 6 bw064a / Lens candidates / Winn 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). 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) ---------------------------------------------------------------------------------------- --- Fri 23 Aug 2002 Day 235 --- 21 12 46 J1103-3251 12 24 57 23.6 198.6 1.4 19.1 -15 1 4 6383 21 12 46 21 14 46 =1101-325 12 26 57 23.5 199.0 1.4 19.5 105 R 1 5585 21 14 46 J1055-3657 12 26 57 19.1 199.1 1.5 20.6 -15 1 4 5585 21 14 46 21 17 46 --- 12 29 57 18.9 199.7 1.6 21.3 165 R 1 4388 21 17 46 J1103-3251 12 29 57 23.3 199.7 1.4 20.2 -15 1 4 4388 21 17 46 21 19 45 =1101-325 12 31 57 23.2 200.1 1.5 20.6 105 R 1 3590 21 19 45 J1055-3657 12 31 57 18.8 200.1 1.6 21.7 -15 1 4 3590 21 19 45 21 22 45 --- 12 34 57 18.5 200.7 1.7 22.4 165 R 1 2393 21 22 45 J1103-3251 12 34 57 22.9 200.7 1.5 21.3 -15 1 4 2393 21 22 45 21 24 44 =1101-325 12 36 57 22.8 201.2 1.6 21.7 105 R 1 1596 21 24 44 J1055-3657 12 36 57 18.4 201.1 1.7 22.8 -15 1 4 1596 21 24 44 21 27 44 --- 12 39 57 18.1 201.6 1.7 23.4 165 R 1 399 21 27 44 J1103-3251 12 39 57 22.5 201.8 1.6 22.3 -15 1 5 399 21 27 44 21 29 44 =1101-325 12 41 57 22.4 202.2 1.6 22.8 105 F 1 1197 21 29 44 J1037-2934 12 41 57 22.9 209.2 2.1 28.9 -11 1 5 1197 21 29 44 21 32 43 =1034-293 12 44 57 22.6 209.8 2.1 29.5 169 F 1 2393 21 32 43 J1103-3251 12 44 57 22.1 202.8 1.7 23.4 -11 1 5 2393 21 32 43 21 34 43 =1101-325 12 46 57 22.0 203.2 1.7 23.8 109 F 1 3191 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: /home/filehost/cwalker/sched/setups/v6cm-128-8-1.set Matches group v6cm_2 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 1 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 1 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 133.330 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 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= 6cm omit 6cm omit VLBA Synth= 15.4 4.1 15.4 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 4971.49 4971.49 4979.49 4979.49 4987.49 4987.49 4995.49 4995.49 BBC fr= 871.49 871.49 879.49 879.49 887.49 887.49 895.49 895.49 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_auto SOURCE LIST -- bw064a / Lens candidates / Winn 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) * J1055-3657 10 53 26.724151 * 10 55 46.401000 10 55 51.270945 -36 40 52.97660 *-36 56 54.75000 -36 57 36.32262 From catalog imbedded in main SCHED input file. * J0927+3902 09 23 55.319195 * 09 27 03.013916 09 27 10.286542 0923+392 39 15 23.56655 * 39 02 20.85195 39 01 49.83456 4C39.25 /home/filehost/cwalker/sched/catalogs/sources.vlba J0927+39 ICRF - Ext.1 Source - 1998 IERS Annual Report * J1037-2934 10 34 55.824623 * 10 37 16.079735 10 37 21.110278 1034-293 -29 18 26.97233 *-29 34 02.81322 -29 34 41.20237 J1037-29 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report * J1103-3251 11 01 08.459665 * 11 03 31.526419 11 03 36.662046 1101-325 -32 35 05.97626 *-32 51 16.69169 -32 51 58.53486 J1103-32 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report 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) J1055-3657 49.4 J0927+3902 29.4 J1037-2934 41.4 J1103-3251 45.9 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