COVER INFORMATION Station: VLBA_LA (Code La ) Experiment: VLBA/IOTA Observations of Miras with Photospheric Asymmetries Exp. Code: BC161B Schedule Version: 1.00 Processed by SCHED version: 6.04 March 2006 PI: W. D. Cotton Address: NRAO 520 Edgemont Road Charlottesville, VA 22903 Phone: (434) 2960319 EMAIL: bcotton@nrao.edu Fax: (434) 2960278 Phone during observation: (434) 2968266 Observing mode: Notes: BE SURE PULSE CAL IS OFF ON PROGRAM SOURCES. To be run around 1 April 2006 Schedule for VLBA_LA (Code La ) Page 2 VLBA/IOTA Observations of Miras with Photospheric Asymmetries 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 ---------------------------------------------------------------------------------------- --- Sun 9 Apr 2006 Day 99 --- Next scan frequencies: 43123.52 43123.52 42822.06 42822.06 Next BBC frequencies: 923.52 923.52 622.06 622.06 Next scan bandwidths: 4.00 4.00 4.00 4.00 16 31 22 J2015+3710 22 37 30 61.6 -76.5 2.4 82.0 0 1 1 0 16 31 22 16 35 21 --- 22 41 30 60.8 -76.2 2.4 81.6 239 F 1 2 16 31 45 16 36 21 CHI_CYG 22 42 30 54.7 -81.9 2.9 73.1 42 1 1 2 16 36 21 16 53 18 --- 22 59 30 51.3 -80.1 3.1 72.2 1017 F 1 10 16 36 44 16 56 18 3C454.3 23 02 30 70.3 185.9 0.1 5.0 -4 1 1 10 16 56 18 17 02 17 --- 23 08 30 70.1 190.1 0.2 8.5 355 F 1 13 16 56 41 17 04 16 J2015+3710 23 10 30 55.2 285.6 2.9 78.8 50 1 1 13 17 04 16 17 08 16 --- 23 14 30 54.4 285.9 3.0 78.4 239 F 1 15 17 04 39 17 09 15 CHI_CYG 23 15 30 48.1 281.5 3.4 71.3 41 1 1 15 17 09 15 17 26 13 --- 23 32 30 44.8 283.2 3.7 70.2 1017 F 1 23 17 09 38 Next scan frequencies: 43122.44 43122.44 42820.98 42820.98 Next BBC frequencies: 922.44 922.44 620.98 620.98 17 27 42 J2334+0736 23 34 00 61.9 179.7 0.0 -0.2 15 1 1 23 17 27 42 17 33 41 --- 23 40 00 61.8 182.9 0.1 2.4 359 F 1 26 17 28 05 17 34 11 R_AQR 23 40 30 39.0 178.9 -0.1 -0.9 -22 1 1 26 17 34 11 17 50 09 --- 23 56 30 38.9 183.8 0.2 3.2 936 F 1 34 17 34 34 Next scan frequencies: 43123.52 43123.52 42822.06 42822.06 Next BBC frequencies: 923.52 923.52 622.06 622.06 17 51 09 3C454.3 23 57 30 65.9 219.8 1.1 32.7 0 1 1 34 17 51 09 17 57 08 --- 00 03 30 65.1 222.7 1.2 34.9 359 F 1 37 17 51 32 17 59 07 J2015+3710 00 05 30 44.5 289.7 3.8 73.6 69 1 1 37 17 59 07 18 03 07 --- 00 09 30 43.8 290.0 3.9 73.2 239 F 1 39 17 59 30 18 04 06 CHI_CYG 00 10 30 37.3 287.0 4.3 67.5 41 1 1 39 18 04 06 18 21 04 --- 00 27 30 34.0 288.8 4.6 66.2 1017 F 1 47 18 04 29 Schedule for VLBA_LA (Code La ) Page 3 VLBA/IOTA Observations of Miras with Photospheric Asymmetries 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 ---------------------------------------------------------------------------------------- --- Sun 9 Apr 2006 Day 99 --- Next scan frequencies: 43122.44 43122.44 42820.98 42820.98 Next BBC frequencies: 922.44 922.44 620.98 620.98 18 23 03 J2334+0736 00 29 30 59.2 207.4 0.9 22.1 59 1 1 47 18 23 03 18 29 02 --- 00 35 30 58.6 210.0 1.0 24.2 359 F 1 50 18 23 26 18 30 02 R_AQR 00 36 30 37.5 196.0 0.9 13.4 12 1 1 50 18 30 02 18 46 00 --- 00 52 30 36.5 200.6 1.1 17.2 957 F 1 57 18 30 25 Next scan frequencies: 43123.52 43123.52 42822.06 42822.06 Next BBC frequencies: 923.52 923.52 622.06 622.06 18 47 59 J2015+3710 00 54 30 35.3 293.8 4.6 68.8 52 1 1 57 18 47 59 18 51 59 --- 00 58 30 34.5 294.1 4.7 68.4 239 F 1 59 18 48 22 18 53 28 CHI_CYG 01 00 00 27.9 292.1 5.2 63.5 70 1 1 59 18 53 28 19 10 26 --- 01 17 00 24.7 294.0 5.4 62.0 1017 F 1 68 18 53 51 Next scan frequencies: 43110.66 43110.66 42809.28 42809.28 Next BBC frequencies: 910.66 910.66 609.28 609.28 19 12 25 J0555+3948 01 19 00 36.5 423.4 -4.6 -70.8 27 1 1 68 19 12 25 19 16 25 --- 01 23 00 37.3 423.7 -4.5 -71.2 239 F 1 69 19 12 48 19 17 24 IK_TAU 01 24 00 48.3 116.3 -2.5 -47.9 -151 1 1 69 19 17 24 19 33 22 --- 01 40 00 51.2 120.4 -2.2 -45.5 806 F 1 77 19 17 47 Next scan frequencies: 43122.44 43122.44 42820.98 42820.98 Next BBC frequencies: 922.44 922.44 620.98 620.98 19 34 52 J2334+0736 01 41 30 49.6 233.6 2.1 41.2 8 1 1 77 19 34 52 19 40 51 --- 01 47 30 48.6 235.3 2.2 42.3 359 F 1 80 19 35 15 19 41 50 R_AQR 01 48 30 31.1 215.6 2.1 29.3 19 1 1 80 19 41 50 19 57 48 --- 02 04 30 29.1 219.4 2.3 32.3 957 F 1 88 19 42 13 Next scan frequencies: 43123.52 43123.52 42822.06 42822.06 Next BBC frequencies: 923.52 923.52 622.06 622.06 19 58 48 3C454.3 02 05 30 43.3 258.0 3.2 55.7 25 1 1 88 19 58 48 20 04 47 --- 02 11 30 42.1 259.1 3.3 56.1 359 F 1 91 19 59 11 Schedule for VLBA_LA (Code La ) Page 4 VLBA/IOTA Observations of Miras with Photospheric Asymmetries 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 ---------------------------------------------------------------------------------------- --- Sun 9 Apr 2006 Day 99 --- 20 06 46 J2015+3710 02 13 30 21.1 301.4 6.0 60.4 72 1 1 91 20 06 46 20 10 46 --- 02 17 30 20.4 301.8 6.0 59.9 239 F 1 93 20 07 09 20 11 45 CHI_CYG 02 18 30 13.6 301.0 6.5 56.0 40 1 1 93 20 11 45 20 28 43 --- 02 35 30 10.7 303.1 6.7 54.1 1017 F 1 101 20 12 08 Next scan frequencies: 43110.66 43110.66 42809.28 42809.28 Next BBC frequencies: 910.66 910.66 609.28 609.28 20 30 42 J0423-0120 02 37 30 45.4 140.5 -1.8 -31.1 5 1 1 101 20 30 42 20 36 41 --- 02 43 30 46.2 142.4 -1.7 -29.7 359 F 1 104 20 31 05 20 37 11 IK_TAU 02 44 00 61.0 142.7 -1.2 -30.1 -6 1 1 104 20 37 11 20 53 09 --- 03 00 00 62.8 150.1 -0.9 -24.4 952 F 1 111 20 37 34 Next scan frequencies: 43122.44 43122.44 42820.98 42820.98 Next BBC frequencies: 922.44 922.44 620.98 620.98 20 55 08 J2334+0736 03 02 00 35.0 252.2 3.5 51.2 46 1 1 111 20 55 08 21 01 07 --- 03 08 00 33.9 253.4 3.6 51.7 359 F 1 114 20 55 31 21 01 37 R_AQR 03 08 30 19.7 232.9 3.4 42.1 -4 1 1 114 21 01 37 21 17 35 --- 03 24 30 17.1 235.9 3.7 44.1 953 F 1 122 21 02 00 Next scan frequencies: 43110.66 43110.66 42809.28 42809.28 Next BBC frequencies: 910.66 910.66 609.28 609.28 21 18 35 J0423-0120 03 25 30 50.5 156.8 -1.0 -18.6 -13 1 1 122 21 18 35 21 24 34 --- 03 31 30 51.0 159.1 -0.9 -16.9 346 F 1 125 21 18 58 21 25 03 IK_TAU 03 32 00 65.2 167.2 -0.4 -10.6 -4 1 1 125 21 25 03 21 41 01 --- 03 48 00 65.6 176.5 -0.1 -2.9 953 F 1 133 21 25 26 Next scan frequencies: 43122.44 43122.44 42820.98 42820.98 Next BBC frequencies: 922.44 922.44 620.98 620.98 21 42 31 J2334+0736 03 49 30 25.7 260.5 4.2 53.8 4 1 1 133 21 42 31 21 48 30 --- 03 55 30 24.5 261.5 4.3 54.1 359 F 1 136 21 42 54 21 49 29 R_AQR 03 56 30 11.6 241.4 4.2 47.6 28 1 1 136 21 49 29 22 05 27 --- 04 12 30 8.7 244.0 4.5 49.1 957 F 1 143 21 49 52 Schedule for VLBA_LA (Code La ) Page 5 VLBA/IOTA Observations of Miras with Photospheric Asymmetries 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 ---------------------------------------------------------------------------------------- --- Sun 9 Apr 2006 Day 99 --- Next scan frequencies: 43110.66 43110.66 42809.28 42809.28 Next BBC frequencies: 910.66 910.66 609.28 609.28 22 06 57 J0423-0120 04 14 00 52.8 176.0 -0.2 -3.2 -5 1 1 143 22 06 57 22 12 56 --- 04 20 00 52.9 178.5 -0.1 -1.2 354 F 1 146 22 07 20 22 13 25 IK_TAU 04 20 30 64.9 195.6 0.4 12.8 0 1 1 146 22 13 25 22 29 23 --- 04 36 30 63.8 204.3 0.7 19.9 957 F 1 154 22 13 48 22 31 23 J0423-0120 04 38 30 52.7 186.2 0.2 5.0 92 1 1 154 22 31 23 22 37 22 --- 04 44 30 52.6 188.6 0.3 7.0 359 F 1 157 22 31 46 22 37 51 IK_TAU 04 45 00 63.0 208.6 0.9 23.3 3 1 1 157 22 37 51 22 53 49 --- 05 01 00 61.3 216.1 1.1 29.2 957 F 1 165 22 38 14 Next scan frequencies: 43112.31 43112.31 42810.93 42810.93 Next BBC frequencies: 912.31 912.31 610.93 610.93 22 55 19 J0854+2006 05 02 30 37.1 90.8 -3.9 -59.7 0 1 1 165 22 55 19 22 59 18 --- 05 06 30 37.9 91.4 -3.8 -59.7 239 F 1 166 22 55 42 22 59 48 R_CNC 05 07 00 41.0 107.1 -3.2 -52.4 13 1 1 166 22 59 48 23 16 45 --- 05 24 00 44.2 110.6 -2.9 -50.8 1017 F 1 175 23 00 11 Next scan frequencies: 43115.50 43115.50 42814.09 42814.09 Next BBC frequencies: 915.50 915.50 614.09 614.09 23 17 45 J0854+2006 05 25 00 41.6 94.2 -3.5 -59.5 43 1 1 175 23 17 45 23 20 44 --- 05 28 00 42.2 94.7 -3.5 -59.4 180 F 1 176 23 18 08 23 21 14 R_LEO 05 28 30 27.0 95.4 -4.3 -55.5 -7 1 1 176 23 21 14 23 38 12 --- 05 45 30 30.4 98.1 -4.0 -55.0 1011 F 1 184 23 21 37 Next scan frequencies: 43112.31 43112.31 42810.93 42810.93 Next BBC frequencies: 912.31 912.31 610.93 610.93 23 39 41 J0854+2006 05 47 00 46.1 97.9 -3.1 -58.8 52 1 1 184 23 39 41 23 42 41 --- 05 50 00 46.7 98.4 -3.1 -58.7 180 F 1 186 23 40 04 --- Start: Sun 9 Apr 2006 Day 99 -- Stop: Mon 10 Apr 2006 Day 100 --- 23 43 11 R_CNC 05 50 30 49.1 116.8 -2.4 -47.7 12 1 1 186 23 43 11 00 00 08 --- 06 07 30 52.2 121.3 -2.2 -45.1 1017 F 1 194 23 43 34 Schedule for VLBA_LA (Code La ) Page 6 VLBA/IOTA Observations of Miras with Photospheric Asymmetries 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 10 Apr 2006 Day 100 --- Next scan frequencies: 43115.50 43115.50 42814.09 42814.09 Next BBC frequencies: 915.50 915.50 614.09 614.09 00 01 08 J0854+2006 06 08 30 50.3 101.9 -2.8 -57.7 41 1 1 194 00 01 08 00 04 07 --- 06 11 30 50.9 102.5 -2.7 -57.5 180 F 1 195 00 01 31 00 04 37 R_LEO 06 12 00 35.7 102.6 -3.6 -53.9 -7 1 1 195 00 04 37 00 21 34 --- 06 29 00 39.0 105.7 -3.3 -52.8 1011 F 1 204 00 05 00 Next scan frequencies: 43112.31 43112.31 42810.93 42810.93 Next BBC frequencies: 912.31 912.31 610.93 610.93 00 22 34 J0854+2006 06 30 00 54.6 106.4 -2.4 -56.0 23 1 1 204 00 22 34 00 25 34 --- 06 33 00 55.2 107.1 -2.4 -55.7 180 F 1 205 00 22 57 00 26 04 R_CNC 06 33 30 56.5 129.4 -1.7 -39.8 9 1 1 205 00 26 04 00 43 01 --- 06 50 30 59.0 135.6 -1.4 -35.5 1017 F 1 213 00 26 27 Next scan frequencies: 43115.50 43115.50 42814.09 42814.09 Next BBC frequencies: 915.50 915.50 614.09 614.09 00 44 01 J0854+2006 06 51 30 58.7 111.7 -2.1 -53.4 38 1 1 213 00 44 01 00 47 00 --- 06 54 30 59.3 112.6 -2.0 -52.9 180 F 1 215 00 44 24 00 47 30 R_LEO 06 55 00 44.0 111.0 -2.9 -50.6 -7 1 1 215 00 47 30 01 04 27 --- 07 12 00 47.2 114.8 -2.6 -48.7 1011 F 1 223 00 47 53 Next scan frequencies: 43112.31 43112.31 42810.93 42810.93 Next BBC frequencies: 912.31 912.31 610.93 610.93 01 05 27 J0854+2006 07 13 00 62.7 118.2 -1.7 -49.6 23 1 1 223 01 05 27 01 08 27 --- 07 16 00 63.2 119.2 -1.7 -49.0 180 F 1 224 01 05 50 01 08 57 R_CNC 07 16 30 62.3 146.7 -1.0 -27.1 6 1 1 224 01 08 57 01 25 54 --- 07 33 30 64.0 155.1 -0.7 -20.4 1017 F 1 233 01 09 20 Next scan frequencies: 43115.50 43115.50 42814.09 42814.09 Next BBC frequencies: 915.50 915.50 614.09 614.09 01 27 24 J0854+2006 07 35 00 66.4 126.4 -1.3 -44.1 65 1 1 233 01 27 24 01 30 23 --- 07 38 00 66.9 127.7 -1.3 -43.1 180 F 1 234 01 27 47 Schedule for VLBA_LA (Code La ) Page 7 VLBA/IOTA Observations of Miras with Photospheric Asymmetries 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 10 Apr 2006 Day 100 --- 01 30 53 R_LEO 07 38 30 51.9 121.7 -2.2 -44.8 -6 1 1 234 01 30 53 01 47 50 --- 07 55 30 54.8 126.8 -1.9 -41.5 1011 F 1 242 01 31 16 Next scan frequencies: 43112.31 43112.31 42810.93 42810.93 Next BBC frequencies: 912.31 912.31 610.93 610.93 01 48 50 J0854+2006 07 56 30 69.7 136.7 -1.0 -36.3 24 1 1 242 01 48 50 01 51 50 --- 07 59 30 70.1 138.4 -0.9 -35.0 180 F 1 244 01 49 13 01 52 20 R_CNC 08 00 00 65.6 169.9 -0.3 -8.3 3 1 1 244 01 52 20 02 09 17 --- 08 17 00 65.9 180.0 0.0 0.0 1017 F 1 252 01 52 43 Next scan frequencies: 43115.50 43115.50 42814.09 42814.09 Next BBC frequencies: 915.50 915.50 614.09 614.09 02 09 47 J0854+2006 08 17 30 72.3 149.7 -0.6 -25.8 4 1 1 252 02 09 47 02 12 46 --- 08 20 30 72.6 151.8 -0.6 -24.1 180 F 1 253 02 10 10 02 13 16 R_LEO 08 21 00 58.7 135.7 -1.4 -35.3 -4 1 1 253 02 13 16 02 30 13 --- 08 38 00 60.9 142.7 -1.2 -30.1 1013 F 1 262 02 13 39 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: bc161.vlba Matches group v7mm_b8 in /home/arana/cwalker/sched/catalogs/freq.dat Setup group: 4 Station: VLBA_LA Total bit rate: 64 Format: VLBA1:2 Bits per sample: 2 Sample rate: 8.000 Number of channels: 4 Speedup factor: 2.00 Disk used to record data. 1st LO= 42200.00 42200.00 42200.00 42200.00 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 7.4 11.6 The following frequency sets based on this setup were used. Frequency Set: 4 Based on FREQ, BW, and/or DOPPLER in schedule. Used pcal sets: 1 LO sum= 43123.52 43123.52 42822.06 42822.06 BBC fr= 923.52 923.52 622.06 622.06 Bandwd= 4.000 4.000 4.000 4.000 Frequency Set: 14 Based on FREQ, BW, and/or DOPPLER in schedule. Used pcal sets: 1 LO sum= 43122.44 43122.44 42820.98 42820.98 BBC fr= 922.44 922.44 620.98 620.98 Bandwd= 4.000 4.000 4.000 4.000 Frequency Set: 24 Based on FREQ, BW, and/or DOPPLER in schedule. Used pcal sets: 1 LO sum= 43110.66 43110.66 42809.28 42809.28 BBC fr= 910.66 910.66 609.28 609.28 Bandwd= 4.000 4.000 4.000 4.000 Frequency Set: 34 Based on FREQ, BW, and/or DOPPLER in schedule. Used pcal sets: 1 LO sum= 43112.31 43112.31 42810.93 42810.93 BBC fr= 912.31 912.31 610.93 610.93 Bandwd= 4.000 4.000 4.000 4.000 Frequency Set: 43 Based on FREQ, BW, and/or DOPPLER in schedule. Used pcal sets: 1 LO sum= 43115.50 43115.50 42814.09 42814.09 BBC fr= 915.50 915.50 614.09 614.09 Bandwd= 4.000 4.000 4.000 4.000 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, 10, 18, 26 barrel=roll_off SOURCE LIST -- VLBA/IOTA Observations of Miras with Photospheric Asymmetries 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) * 3C454.3 22 51 29.519701 * 22 53 57.747900 22 54 15.014876 0.00 15 52 54.35017 * 16 08 53.56300 16 10 40.21117 0.00 From catalog imbedded in main SCHED input file. Doppler based on other sources. 0.299 scan hours, 13.221 baseline hours above horizon. * J0423-0120 04 20 43.539850 * 04 23 15.800727 04 23 33.931038 0.00 -01 27 28.70001 *-01 20 33.06531 -01 19 41.16248 0.00 From catalog imbedded in main SCHED input file. Doppler based on other sources. 0.399 scan hours, 17.664 baseline hours above horizon. * J0555+3948 05 52 01.407559 * 05 55 30.806000 05 55 56.332216 0.00 39 48 21.94388 * 39 48 49.16300 39 49 06.47937 0.00 From catalog imbedded in main SCHED input file. Doppler based on other sources. 0.066 scan hours, 2.389 baseline hours above horizon. * J0854+2006 08 51 57.250588 * 08 54 48.874900 08 55 10.961210 0.00 20 17 58.41755 * 20 06 30.64100 20 05 09.83738 0.00 From catalog imbedded in main SCHED input file. Doppler based on other sources. 0.515 scan hours, 21.375 baseline hours above horizon. * J2015+3710 20 13 37.014534 * 20 15 28.729820 20 15 42.018659 0.00 37 01 44.45892 * 37 10 59.51480 37 11 44.02520 0.00 From catalog imbedded in main SCHED input file. Doppler based on other sources. 0.332 scan hours, 13.221 baseline hours above horizon. * J2334+0736 23 31 40.087300 * 23 34 12.828000 23 34 30.663215 0.00 07 19 52.40274 * 07 36 27.54400 07 38 21.98138 0.00 From catalog imbedded in main SCHED input file. Doppler based on other sources. 0.499 scan hours, 19.314 baseline hours above horizon. * IK_TAU 03 50 43.733594 * 03 53 28.840000 03 53 48.378744 0.00 11 15 31.95579 * 11 24 22.60000 11 25 31.05410 0.00 From catalog imbedded in main SCHED input file. ? position Doppler based on LSR frame and radio definition. Velocities: 34.00 34.00 34.00 34.00 1.330 scan hours, 57.807 baseline hours above horizon. * R_CNC 08 13 48.487571 * 08 16 33.833605 08 16 54.833776 0.00 11 52 51.66163 * 11 43 34.28681 11 42 28.15962 0.00 From catalog imbedded in main SCHED input file. position Doppler based on LSR frame and radio definition. Velocities: 13.00 13.00 13.00 13.00 1.413 scan hours, 60.413 baseline hours above horizon. Proper motion used. Reference epoch: 1991.25000 At epoch: RA = 08 16 33.828400 Dec = 11 43 34.46300 Rates: RA = 5.09 mas/yr Dec = -11.73 mas/yr Paralax: 0.0000 mas. Planetary motion (includes proper motion). Ref. MJD: 53834.6912 Rates: RA = 0.94885E-06 s/day Dec = -0.32115E-04 arcsec/day * R_LEO 09 44 52.213054 * 09 47 33.483536 09 47 54.464351 0.00 11 39 39.56413 * 11 25 43.46225 11 23 59.35848 0.00 From catalog imbedded in main SCHED input file. Hipparcos position Doppler based on LSR frame and radio definition. Velocities: 0.00 0.00 0.00 0.00 1.413 scan hours, 55.244 baseline hours above horizon. Proper motion used. Reference epoch: 1991.25000 At epoch: RA = 09 47 33.491300 Dec = 11 25 44.01800 Rates: RA = -7.60 mas/yr Dec = -37.00 mas/yr Paralax: 0.0000 mas. Planetary motion (includes proper motion). Ref. MJD: 53834.6912 Rates: RA = -0.14152E-05 s/day Dec = -0.10130E-03 arcsec/day * CHI_CYG 19 48 38.400651 * 19 50 33.893886 19 50 47.911500 0.00 32 47 08.86740 * 32 54 50.03187 32 55 22.92631 0.00 From catalog imbedded in main SCHED input file. Hipparcos position Doppler based on LSR frame and radio definition. Velocities: 11.00 11.00 11.00 11.00 1.413 scan hours, 53.234 baseline hours above horizon. Proper motion used. Reference epoch: 1991.25000 At epoch: RA = 19 50 33.922000 Dec = 32 54 50.61000 Rates: RA = -23.57 mas/yr Dec = -38.49 mas/yr Paralax: 0.0000 mas. Planetary motion (includes proper motion). Ref. MJD: 53834.6912 Rates: RA = -0.51246E-05 s/day Dec = -0.10538E-03 arcsec/day * R_AQR 23 41 14.300557 * 23 43 49.475835 23 44 07.799872 0.00 -15 33 43.74382 *-15 17 04.40681 -15 15 05.72099 0.00 From catalog imbedded in main SCHED input file. Hipparcos position Doppler based on LSR frame and radio definition. Velocities: -4.00 -4.00 -4.00 -4.00 1.330 scan hours, 46.191 baseline hours above horizon. Proper motion used. Reference epoch: 1991.25000 At epoch: RA = 23 43 49.441600 Dec = -15 17 03.91700 Rates: RA = 32.98 mas/yr Dec = -32.61 mas/yr Paralax: 0.0000 mas. Planetary motion (includes proper motion). Ref. MJD: 53834.6912 Rates: RA = 0.62404E-05 s/day Dec = -0.89281E-04 arcsec/day 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) 3C454.3 35.0 J0423-0120 48.3 J0555+3948 70.2 J0854+2006 110.7 J2015+3710 72.9 J2334+0736 24.5 IK_TAU 39.7 R_CNC 103.8 R_LEO 125.4 CHI_CYG 78.0 R_AQR 31.9 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