COVER INFORMATION Station: VLBA_MK (Code Mk ) 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_MK (Code Mk ) 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 19 20 39 68.9 31.7 -0.9 -141.6 0 1 1 0 16 31 22 16 35 21 --- 19 24 39 69.4 29.9 -0.9 -143.9 239 F 1 1596 16 31 35 16 36 21 CHI_CYG 19 25 39 75.7 21.9 -0.4 -155.3 41 1 1 1596 16 36 21 16 53 18 --- 19 42 39 76.8 7.5 -0.1 -171.6 1017 F 1 8377 16 36 34 16 56 18 3C454.3 19 45 39 45.1 86.7 -3.1 -78.0 110 1 1 8377 16 56 18 17 02 17 --- 19 51 39 46.6 87.1 -3.0 -78.1 359 F 1 10771 16 56 31 17 04 16 J2015+3710 19 53 39 72.0 14.3 -0.4 -163.0 63 1 1 10771 17 04 16 17 08 16 --- 19 57 39 72.2 11.8 -0.3 -166.0 239 F 1 12366 17 04 29 17 09 15 CHI_CYG 19 58 39 76.8 -7.2 0.1 171.9 41 1 2 12366 17 09 15 17 26 13 --- 20 15 39 75.8 -21.7 0.4 155.6 1017 R 1 16052 17 09 28 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 20 17 09 40.7 97.1 -3.3 -70.4 5 1 2 16052 17 27 42 17 33 41 --- 20 23 09 42.1 97.8 -3.2 -70.1 359 R 1 13659 17 27 55 17 34 11 R_AQR 20 23 39 29.5 121.7 -3.3 -56.1 -1 1 2 13659 17 34 11 17 50 09 --- 20 39 39 32.7 124.3 -3.1 -53.7 956 R 1 7276 17 34 24 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 20 40 39 58.1 91.0 -2.2 -78.4 3 1 2 7276 17 51 09 17 57 08 --- 20 46 39 59.5 91.6 -2.1 -78.3 359 R 1 4883 17 51 22 17 59 07 J2015+3710 20 48 39 71.2 -20.7 0.5 155.3 39 1 2 4883 17 59 07 18 03 07 --- 20 52 39 70.8 -22.9 0.6 152.6 239 R 1 3287 17 59 20 18 04 06 CHI_CYG 20 53 39 70.8 -43.7 1.0 129.2 40 1 3 3287 18 04 06 18 21 04 --- 21 10 39 67.9 -49.6 1.3 121.4 1017 F 1 3494 18 04 19 Schedule for VLBA_MK (Code Mk ) 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 21 12 39 53.6 104.5 -2.4 -66.8 11 1 3 3494 18 23 03 18 29 02 --- 21 18 39 54.9 105.5 -2.3 -66.2 359 F 1 5888 18 23 16 18 30 02 R_AQR 21 19 39 40.1 132.0 -2.4 -46.5 24 1 3 5888 18 30 02 18 46 00 --- 21 35 39 42.8 135.6 -2.1 -43.0 957 F 1 12270 18 30 15 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 21 37 39 65.1 -41.4 1.4 128.6 -4 1 3 12270 18 47 59 18 51 59 --- 21 41 39 64.4 -42.6 1.4 127.0 235 F 1 13866 18 48 12 18 53 28 CHI_CYG 21 43 09 61.7 -56.6 1.9 110.6 74 1 4 13866 18 53 28 19 10 26 --- 22 00 09 58.4 -58.9 2.2 106.4 1017 R 1 14553 18 53 41 Next scan frequencies: 43110.66 43110.66 42809.28 42809.28 Next BBC frequencies: 910.66 910.66 609.28 609.28 19 17 24 IK_TAU 22 07 09 6.9 80.3 -5.8 -71.1 310 1 4 14553 19 17 24 19 33 22 --- 22 23 09 10.7 81.6 -5.5 -71.7 957 R 1 8170 19 17 37 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 22 24 39 69.2 123.3 -1.2 -52.5 -33 1 4 8170 19 34 52 19 40 51 --- 22 30 39 70.3 126.0 -1.1 -50.2 326 R 1 5777 19 35 05 19 41 50 R_AQR 22 31 39 50.7 151.7 -1.2 -27.5 15 1 5 5777 19 41 50 19 57 48 --- 22 47 39 52.3 157.4 -0.9 -22.0 957 F 1 606 19 42 03 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 22 48 39 86.1 159.6 -0.1 -20.0 -14 1 5 606 19 58 48 20 04 47 --- 22 54 39 86.4 181.5 0.0 1.5 345 F 1 2999 19 59 01 20 06 46 J2015+3710 22 56 39 51.0 305.2 2.7 105.1 31 1 5 2999 20 06 46 20 10 46 --- 23 00 39 50.2 304.9 2.7 104.3 239 F 1 4595 20 06 59 Schedule for VLBA_MK (Code Mk ) 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 11 45 CHI_CYG 23 01 39 45.7 297.3 3.2 94.9 45 1 5 4595 20 11 45 20 28 43 --- 23 18 39 42.1 297.0 3.5 92.4 1017 F 1 11376 20 11 58 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 23 20 39 12.9 96.2 -5.0 -69.3 -20 1 5 11376 20 30 42 20 36 41 --- 23 26 39 14.3 96.7 -4.9 -69.2 339 F 1 13770 20 30 55 20 37 11 IK_TAU 23 27 09 25.6 86.5 -4.4 -73.4 1 1 6 13770 20 37 11 20 53 09 --- 23 43 09 29.4 87.8 -4.2 -73.6 957 R 1 15048 20 37 24 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 23 45 09 77.6 192.3 0.2 11.7 17 1 6 15048 20 55 08 21 01 07 --- 23 51 09 77.2 198.9 0.3 17.9 359 R 1 12654 20 55 21 21 01 37 R_AQR 23 51 39 54.9 183.2 0.1 3.1 -21 1 6 12654 21 01 37 21 17 35 --- 00 07 39 54.5 189.8 0.4 9.6 937 R 1 6272 21 01 50 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 00 08 39 24.1 100.8 -4.2 -67.6 -7 1 6 6272 21 18 35 21 24 34 --- 00 14 39 25.5 101.5 -4.1 -67.3 352 R 1 3879 21 18 48 21 25 03 IK_TAU 00 15 09 36.9 90.4 -3.6 -73.7 1 1 7 3879 21 25 03 21 41 01 --- 00 31 09 40.7 91.8 -3.4 -73.6 957 F 1 2504 21 25 16 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 00 32 39 71.4 231.2 1.0 47.7 -9 1 7 2504 21 42 31 21 48 30 --- 00 38 39 70.3 234.2 1.1 50.3 350 F 1 4897 21 42 44 21 49 29 R_AQR 00 39 39 52.4 202.3 0.9 21.7 18 1 7 4897 21 49 29 22 05 27 --- 00 55 39 50.8 207.9 1.2 27.2 957 F 1 11280 21 49 42 Schedule for VLBA_MK (Code Mk ) 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 00 57 09 35.2 106.5 -3.4 -64.5 16 1 7 11280 22 06 57 22 12 56 --- 01 03 09 36.5 107.3 -3.3 -64.0 359 F 1 13673 22 07 10 22 13 25 IK_TAU 01 03 39 48.3 95.0 -2.8 -73.0 0 1 8 13673 22 13 25 22 29 23 --- 01 19 39 52.0 96.8 -2.6 -72.4 957 R 1 15144 22 13 38 22 31 23 J0423-0120 01 21 39 40.7 110.0 -3.0 -62.2 91 1 8 15144 22 31 23 22 37 22 --- 01 27 39 42.0 110.9 -2.9 -61.5 359 R 1 12751 22 31 36 22 37 51 IK_TAU 01 28 09 54.0 97.9 -2.4 -71.9 0 1 8 12751 22 37 51 22 53 49 --- 01 44 09 57.7 100.1 -2.2 -70.9 957 R 1 6368 22 38 04 --- Start: Sun 9 Apr 2006 Day 99 -- Stop: Mon 10 Apr 2006 Day 100 --- Next scan frequencies: 43112.31 43112.31 42810.93 42810.93 Next BBC frequencies: 912.31 912.31 610.93 610.93 23 43 11 R_CNC 02 33 39 7.8 80.3 -5.7 -71.3 2856 1 9 6368 23 43 11 00 00 08 --- 02 50 39 11.8 81.6 -5.4 -71.9 1017 F 1 413 23 43 24 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 02 51 39 5.9 70.7 -6.1 -71.0 42 1 9 413 00 01 08 00 04 07 --- 02 54 39 6.6 71.0 -6.0 -71.3 180 F 1 1610 00 01 21 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 03 13 09 10.7 72.3 -5.7 -72.7 1093 1 9 1610 00 22 34 00 25 34 --- 03 16 09 11.4 72.5 -5.7 -72.9 180 F 1 2807 00 22 47 00 26 04 R_CNC 03 16 39 17.8 83.6 -5.0 -72.7 11 1 9 2807 00 26 04 00 43 01 --- 03 33 39 21.8 84.9 -4.7 -73.2 1017 F 1 9588 00 26 17 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 03 34 39 15.5 73.8 -5.3 -74.2 41 1 9 9588 00 44 01 00 47 00 --- 03 37 39 16.2 74.0 -5.3 -74.4 180 F 1 10785 00 44 14 Schedule for VLBA_MK (Code Mk ) 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 --- 00 47 30 R_LEO 03 38 09 1.6 78.5 -6.2 D -70.1 -4 1 9 10785 00 47 30 01 04 27 --- 03 55 09 5.5 79.8 -5.9 -70.9 0 F 1 17566 00 47 43 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 03 56 09 20.4 75.2 -5.0 -75.6 24 1 10 17566 01 05 27 01 08 27 --- 03 59 09 21.1 75.4 -4.9 -75.8 180 R 1 16370 01 05 40 01 08 57 R_CNC 03 59 39 27.9 86.9 -4.3 -73.6 10 1 10 16370 01 08 57 01 25 54 --- 04 16 39 31.9 88.3 -4.0 -73.8 1017 R 1 9588 01 09 10 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 04 18 09 25.4 76.5 -4.6 -77.0 71 1 10 9588 01 27 24 01 30 23 --- 04 21 09 26.1 76.7 -4.6 -77.1 180 R 1 8392 01 27 37 01 30 53 R_LEO 04 21 39 11.7 81.9 -5.4 -71.9 -5 1 10 8392 01 30 53 01 47 50 --- 04 38 39 15.6 83.3 -5.2 -72.4 1012 R 1 1610 01 31 06 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 04 39 39 30.4 77.8 -4.3 -78.2 24 1 10 1610 01 48 50 01 51 50 --- 04 42 39 31.0 77.9 -4.2 -78.4 180 R 1 413 01 49 03 01 52 20 R_CNC 04 43 09 38.1 90.5 -3.6 -73.9 10 1 11 413 01 52 20 02 09 17 --- 05 00 09 42.1 92.0 -3.3 -73.8 1017 F 1 7195 01 52 33 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 05 00 39 35.2 78.9 -3.9 -79.4 10 1 11 7195 02 09 47 02 12 46 --- 05 03 39 35.9 79.0 -3.9 -79.6 180 F 1 8392 02 10 00 02 13 16 R_LEO 05 04 09 21.6 85.2 -4.7 -73.0 -5 1 11 8392 02 13 16 02 30 13 --- 05 21 09 25.6 86.5 -4.4 -73.3 1013 F 1 15173 02 13 29 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: 10 Station: VLBA_MK Total bit rate: 64 Format: VLBA1:2 Bits per sample: 2 Sample rate: 8.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape used at high density at 80.000 ips. Time per pass is 44.00 minutes. 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: 10 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: 20 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: 30 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: 49 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: 50 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_auto 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