COVER INFORMATION Station: JODRELL1 (Code Jb ) Experiment: 18cm global VLBI observations of Arp299 Exp. Code: GP053H Schedule Version: 1.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Miguel Perez-Torres Address: Instituto de Astrofisica de Andalucia - CSIC Glorieta de la Astronomia s/n 18008 Granada, Spain Phone: +34-665252538 EMAIL: torres@iaa.es Fax: Phone during observation: +34-665252538 Observing mode: PFB Notes: Phase-ref of Arp 299A with global VLBI Re-obs of global 18cm VLBI observation Schedule for JODRELL1 (Code Jb ) Page 2 18cm global VLBI observations of Arp299 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 12 Jun 2015 Day 163 --- Next scan frequencies: 1610.25 1610.25 1610.25 1610.25 1642.25 1642.25 1642.25 1642.25 1674.25 1674.25 1674.25 1674.25 1706.25 1706.25 1706.25 1706.25 Next BBC frequencies: 100.25 100.25 100.25 100.25 132.25 132.25 132.25 132.25 164.25 164.25 164.25 164.25 196.25 196.25 196.25 196.25 Next scan bandwidths: 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 20 00 00 4C39.25 13 14 04 49.5 272.9 3.8 50.3 0 0 20 00 00 20 01 00 --- 13 15 04 49.4 273.1 3.8 50.2 60 8 20 00 01 20 01 17 4C39.25 13 15 21 49.3 273.1 3.8 50.2 10 8 20 01 17 20 02 27 --- 13 16 32 49.1 273.4 3.8 50.2 70 17 20 01 18 20 02 27 4C39.25 13 16 32 49.1 273.4 3.8 50.2 -6 17 No stop 20 04 57 --- 13 19 02 48.8 273.8 3.9 50.2 144 36 20 02 28 20 05 14 J1128+5925 13 19 19 73.7 302.9 1.8 99.8 -179 36 20 05 14 20 08 24 --- 13 22 30 73.3 302.7 1.9 98.9 11 60 20 05 15 20 08 24 J1128+5925 13 22 30 73.3 302.7 1.9 98.9 -6 60 No stop 20 09 14 --- 13 23 20 73.2 302.6 1.9 98.7 44 67 20 08 25 20 09 14 ARP299 13 23 20 73.3 299.7 1.9 95.9 -27 67 No stop 20 14 32 --- 13 28 39 72.6 299.5 2.0 94.6 291 107 20 09 15 20 16 29 ARP299 13 30 36 72.4 299.4 2.0 94.1 109 107 20 16 29 20 21 49 --- 13 35 57 71.7 299.3 2.1 92.8 320 148 20 16 30 20 22 49 J1128+5925 13 36 57 71.4 301.9 2.1 95.1 34 148 20 22 49 20 23 39 --- 13 37 47 71.3 301.9 2.1 94.9 50 155 20 22 50 20 23 39 ARP299 13 37 47 71.4 299.2 2.1 92.4 -26 155 No stop 20 28 57 --- 13 43 06 70.7 299.2 2.2 91.2 292 196 20 23 40 20 30 54 ARP299 13 45 03 70.5 299.1 2.3 90.8 109 196 20 30 54 20 36 14 --- 13 50 24 69.8 299.1 2.3 89.6 320 237 20 30 55 20 37 14 J1128+5925 13 51 24 69.6 301.6 2.4 91.7 34 237 20 37 14 20 38 04 --- 13 52 14 69.5 301.6 2.4 91.5 50 243 20 37 15 20 38 04 ARP299 13 52 14 69.6 299.1 2.4 89.3 -25 243 No stop 20 43 22 --- 13 57 33 68.9 299.2 2.5 88.2 293 284 20 38 05 20 45 19 ARP299 13 59 31 68.6 299.2 2.5 87.8 109 284 20 45 19 20 50 39 --- 14 04 51 67.9 299.3 2.6 86.7 320 325 20 45 20 Schedule for JODRELL1 (Code Jb ) Page 3 18cm global VLBI observations of Arp299 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 12 Jun 2015 Day 163 --- 20 51 39 J1128+5925 14 05 52 67.8 301.6 2.6 88.6 35 325 20 51 39 20 52 29 --- 14 06 42 67.7 301.6 2.6 88.4 50 331 20 51 40 20 52 29 ARP299 14 06 42 67.7 299.3 2.6 86.4 -25 331 No stop 20 57 47 --- 14 12 01 67.0 299.5 2.7 85.4 293 372 20 52 30 20 59 44 ARP299 14 13 58 66.7 299.5 2.7 85.0 109 372 20 59 44 21 05 04 --- 14 19 19 66.0 299.7 2.8 84.0 320 413 20 59 45 21 06 04 J1128+5925 14 20 19 65.9 301.8 2.9 85.7 36 413 21 06 04 21 06 54 --- 14 21 09 65.8 301.9 2.9 85.5 50 419 21 06 05 21 06 54 ARP299 14 21 09 65.8 299.8 2.9 83.7 -24 419 No stop 21 12 12 --- 14 26 28 65.1 300.0 3.0 82.7 294 460 21 06 55 21 14 09 ARP299 14 28 25 64.8 300.0 3.0 82.4 109 460 21 14 09 21 19 29 --- 14 33 46 64.1 300.3 3.1 81.4 320 501 21 14 10 21 20 29 J1128+5925 14 34 46 64.1 302.3 3.1 82.9 37 501 21 20 29 21 21 19 --- 14 35 37 64.0 302.3 3.1 82.8 50 508 21 20 30 21 21 19 ARP299 14 35 37 63.9 300.3 3.1 81.1 -23 508 No stop 21 26 37 --- 14 40 55 63.2 300.6 3.2 80.2 295 548 21 21 20 21 28 34 ARP299 14 42 53 63.0 300.7 3.2 79.9 109 548 21 28 34 21 33 54 --- 14 48 14 62.3 301.0 3.3 79.0 320 589 21 28 35 21 34 54 J1128+5925 14 49 14 62.3 302.9 3.3 80.4 37 589 21 34 54 21 35 44 --- 14 50 04 62.2 302.9 3.3 80.2 50 596 21 34 55 21 35 44 ARP299 14 50 04 62.1 301.1 3.3 78.7 -23 596 No stop 21 41 02 --- 14 55 23 61.4 301.4 3.4 77.8 295 637 21 35 45 21 42 59 ARP299 14 57 20 61.1 301.5 3.5 77.5 109 637 21 42 59 21 48 19 --- 15 02 41 60.4 301.8 3.6 76.6 320 678 21 43 00 21 49 19 J1128+5925 15 03 41 60.5 303.6 3.6 77.9 38 678 21 49 19 21 50 09 --- 15 04 31 60.4 303.6 3.6 77.8 50 684 21 49 20 21 50 09 ARP299 15 04 31 60.2 301.9 3.6 76.3 -22 684 No stop 21 55 27 --- 15 09 50 59.5 302.3 3.7 75.5 296 725 21 50 10 21 57 24 ARP299 15 11 47 59.3 302.4 3.7 75.2 109 725 21 57 24 22 02 44 --- 15 17 08 58.6 302.7 3.8 74.4 320 766 21 57 25 Schedule for JODRELL1 (Code Jb ) Page 4 18cm global VLBI observations of Arp299 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 12 Jun 2015 Day 163 --- 22 03 44 J1128+5925 15 18 09 58.7 304.4 3.8 75.5 38 766 22 03 44 22 04 34 --- 15 18 59 58.6 304.5 3.8 75.4 50 772 22 03 45 22 04 34 ARP299 15 18 59 58.4 302.9 3.8 74.1 -22 772 No stop 22 09 52 --- 15 24 18 57.7 303.2 3.9 73.3 296 813 22 04 35 22 11 49 ARP299 15 26 15 57.5 303.4 3.9 73.0 109 813 22 11 49 22 17 09 --- 15 31 36 56.8 303.8 4.0 72.1 320 854 22 11 50 22 18 09 J1128+5925 15 32 36 56.9 305.4 4.1 73.2 39 854 22 18 09 22 18 59 --- 15 33 26 56.8 305.4 4.1 73.1 50 861 22 18 10 22 18 59 ARP299 15 33 26 56.6 303.9 4.1 71.9 -21 861 No stop 22 24 17 --- 15 38 45 55.9 304.3 4.2 71.1 297 901 22 19 00 22 26 14 ARP299 15 40 42 55.7 304.4 4.2 70.8 109 901 22 26 14 22 31 34 --- 15 46 03 55.0 304.9 4.3 70.0 320 942 22 26 15 22 32 34 J1128+5925 15 47 03 55.1 306.4 4.3 70.9 39 942 22 32 34 22 33 24 --- 15 47 53 55.0 306.4 4.3 70.8 50 949 22 32 35 22 33 24 ARP299 15 47 53 54.8 305.0 4.3 69.7 -21 949 No stop 22 38 42 --- 15 53 12 54.1 305.4 4.4 68.9 297 989 22 33 25 22 40 39 ARP299 15 55 10 53.9 305.6 4.4 68.6 109 989 22 40 39 22 45 59 --- 16 00 30 53.3 306.0 4.5 67.8 320 1031 22 40 40 22 46 59 J1128+5925 16 01 31 53.4 307.5 4.5 68.7 39 1031 22 46 59 22 47 49 --- 16 02 21 53.3 307.5 4.6 68.6 50 1037 22 47 00 22 47 49 ARP299 16 02 21 53.0 306.2 4.5 67.6 -20 1037 No stop 22 53 07 --- 16 07 40 52.4 306.6 4.6 66.8 298 1078 22 47 50 22 55 04 ARP299 16 09 37 52.2 306.8 4.7 66.5 110 1078 22 55 04 23 00 24 --- 16 14 58 51.5 307.2 4.8 65.7 320 1119 22 55 05 23 01 24 J1128+5925 16 15 58 51.7 308.6 4.8 66.5 40 1119 23 01 24 23 02 14 --- 16 16 48 51.6 308.7 4.8 66.4 50 1125 23 01 25 23 02 14 ARP299 16 16 48 51.3 307.4 4.8 65.4 -20 1125 No stop 23 07 32 --- 16 22 07 50.7 307.9 4.9 64.7 298 1166 23 02 15 23 09 29 ARP299 16 24 04 50.4 308.0 4.9 64.4 110 1166 23 09 29 23 14 49 --- 16 29 25 49.8 308.5 5.0 63.6 320 1207 23 09 30 Schedule for JODRELL1 (Code Jb ) Page 5 18cm global VLBI observations of Arp299 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 12 Jun 2015 Day 163 --- 23 15 49 J1128+5925 16 30 25 50.0 309.8 5.0 64.3 40 1207 23 15 49 23 16 39 --- 16 31 15 49.9 309.9 5.0 64.2 50 1213 23 15 50 23 16 39 ARP299 16 31 15 49.6 308.7 5.0 63.4 -20 1213 No stop 23 21 57 --- 16 36 34 49.0 309.2 5.1 62.6 298 1254 23 16 40 23 23 54 ARP299 16 38 32 48.7 309.3 5.2 62.3 110 1254 23 23 54 23 29 14 --- 16 43 53 48.1 309.8 5.2 61.5 320 1295 23 23 55 23 30 14 J1128+5925 16 44 53 48.4 311.1 5.3 62.2 40 1295 23 30 14 23 31 04 --- 16 45 43 48.3 311.2 5.3 62.1 50 1302 23 30 15 23 31 04 ARP299 16 45 43 47.9 310.0 5.3 61.3 -19 1302 No stop 23 36 22 --- 16 51 02 47.3 310.5 5.4 60.5 299 1342 23 31 05 23 38 19 ARP299 16 52 59 47.1 310.7 5.4 60.2 110 1342 23 38 19 23 43 39 --- 16 58 20 46.5 311.2 5.5 59.5 320 1383 23 38 20 23 44 39 J1128+5925 16 59 20 46.8 312.4 5.5 60.1 41 1383 23 44 39 23 45 29 --- 17 00 10 46.7 312.5 5.5 59.9 50 1390 23 44 40 23 45 29 ARP299 17 00 10 46.3 311.4 5.5 59.2 -19 1390 No stop 23 50 47 --- 17 05 29 45.7 311.9 5.6 58.4 299 1431 23 45 30 23 52 44 ARP299 17 07 26 45.5 312.1 5.6 58.2 110 1431 23 52 44 23 58 04 --- 17 12 47 44.9 312.6 5.7 57.4 320 1472 23 52 45 23 59 04 J1128+5925 17 13 47 45.2 313.8 5.7 57.9 41 1472 23 59 04 23 59 54 --- 17 14 38 45.1 313.9 5.8 57.8 50 1478 23 59 05 --- Start: Fri 12 Jun 2015 Day 163 -- Stop: Sat 13 Jun 2015 Day 164 --- 23 59 54 ARP299 17 14 38 44.7 312.8 5.8 57.1 -19 1478 No stop 00 05 12 --- 17 19 56 44.1 313.3 5.8 56.4 299 1519 23 59 55 00 07 09 ARP299 17 21 54 43.9 313.5 5.9 56.1 110 1519 00 07 09 00 12 29 --- 17 27 15 43.3 314.1 6.0 55.3 320 1560 00 07 10 00 13 29 J1128+5925 17 28 15 43.6 315.2 6.0 55.8 41 1560 00 13 29 00 14 19 --- 17 29 05 43.6 315.3 6.0 55.7 50 1566 00 13 30 00 14 19 ARP299 17 29 05 43.1 314.3 6.0 55.1 -18 1566 No stop 00 19 37 --- 17 34 24 42.5 314.8 6.1 54.3 300 1607 00 14 20 Schedule for JODRELL1 (Code Jb ) Page 6 18cm global VLBI observations of Arp299 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 13 Jun 2015 Day 164 --- 00 21 34 ARP299 17 36 21 42.3 315.0 6.1 54.0 110 1607 00 21 34 00 26 54 --- 17 41 42 41.8 315.6 6.2 53.3 320 1648 00 21 35 00 27 54 J1128+5925 17 42 42 42.1 316.6 6.2 53.7 42 1648 00 27 54 00 28 44 --- 17 43 32 42.1 316.7 6.2 53.6 50 1654 00 27 55 00 28 44 ARP299 17 43 32 41.6 315.8 6.2 53.0 -18 1654 No stop 00 34 02 --- 17 48 51 41.0 316.3 6.3 52.2 300 1695 00 28 45 00 35 59 ARP299 17 50 49 40.8 316.5 6.4 52.0 110 1695 00 35 59 00 41 19 --- 17 56 09 40.3 317.1 6.4 51.2 320 1736 00 36 00 00 42 19 J1128+5925 17 57 10 40.7 318.1 6.5 51.6 42 1736 00 42 19 00 43 09 --- 17 58 00 40.6 318.2 6.5 51.4 50 1743 00 42 20 00 43 09 ARP299 17 58 00 40.1 317.3 6.5 50.9 -18 1743 No stop 00 48 27 --- 18 03 19 39.6 317.9 6.6 50.2 300 1783 00 43 10 00 50 24 ARP299 18 05 16 39.4 318.1 6.6 49.9 110 1783 00 50 24 00 55 44 --- 18 10 37 38.8 318.7 6.7 49.1 320 1824 00 50 25 00 56 44 J1128+5925 18 11 37 39.3 319.7 6.7 49.4 42 1824 00 56 44 00 57 34 --- 18 12 27 39.2 319.8 6.7 49.3 50 1831 00 56 45 00 57 34 ARP299 18 12 27 38.6 318.9 6.7 48.8 -17 1831 No stop 01 02 52 --- 18 17 46 38.1 319.5 6.8 48.1 301 1872 00 57 35 01 04 49 ARP299 18 19 43 37.9 319.7 6.8 47.8 110 1872 01 04 49 01 10 09 --- 18 25 04 37.4 320.3 6.9 47.0 320 1913 01 04 50 01 11 09 J1128+5925 18 26 04 37.9 321.2 6.9 47.3 43 1913 01 11 09 01 11 59 --- 18 26 54 37.8 321.3 7.0 47.2 50 1919 01 11 10 01 11 59 ARP299 18 26 54 37.2 320.5 7.0 46.7 -17 1919 No stop 01 17 17 --- 18 32 13 36.7 321.1 7.0 46.0 301 1960 01 12 00 01 19 14 ARP299 18 34 11 36.6 321.3 7.1 45.7 110 1960 01 19 14 01 24 34 --- 18 39 31 36.1 321.9 7.2 44.9 320 2001 01 19 15 01 25 34 J1128+5925 18 40 32 36.5 322.8 7.2 45.2 43 2001 01 25 34 01 26 24 --- 18 41 22 36.5 322.9 7.2 45.0 50 2007 01 25 35 01 26 24 ARP299 18 41 22 35.9 322.1 7.2 44.6 -17 2007 No stop 01 31 42 --- 18 46 41 35.4 322.7 7.3 43.9 301 2048 01 26 25 Schedule for JODRELL1 (Code Jb ) Page 7 18cm global VLBI observations of Arp299 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 13 Jun 2015 Day 164 --- 01 33 39 ARP299 18 48 38 35.2 323.0 7.3 43.6 110 2048 01 33 39 01 38 59 --- 18 53 59 34.8 323.6 7.4 42.8 320 2089 01 33 40 01 39 59 J1128+5925 18 54 59 35.3 324.5 7.4 43.0 43 2089 01 39 59 01 40 49 --- 18 55 49 35.2 324.6 7.4 42.9 50 2095 01 40 00 01 40 49 ARP299 18 55 49 34.6 323.8 7.4 42.5 -17 2095 No stop 01 46 07 --- 19 01 08 34.1 324.4 7.5 41.8 301 2136 01 40 50 01 48 04 ARP299 19 03 05 34.0 -35.3 7.6 W 41.5 -1327 2136 01 48 04 01 53 24 --- 19 08 26 33.5 -34.7 7.7 W 40.7 0 2177 01 48 05 01 54 24 J1128+5925 19 09 26 34.0 -33.9 7.7 40.9 43 2177 01 54 24 01 55 14 --- 19 10 17 34.0 -33.8 7.7 40.7 50 2184 01 54 25 01 55 14 3C286 19 10 17 27.0 -74.5 5.6 42.0 -176 2184 No stop 02 00 00 --- 19 15 03 26.3 -73.6 5.7 41.8 110 2220 01 55 15 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess215.L1024glob --- WARNING --- This group does not match an entry in the frequency catalog. This might be ok because the catalog is not complete. But be very careful to be sure that the setup is correct. Setup group: 14 Station: JODRELL1 Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 Net SB= L L U U L L U U L L U U L L U U IF SB = U U U U U U U U U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 5 1 5 2 6 2 6 3 7 3 7 4 8 4 8 BBC SB= L L U U L L U U L L U U L L U U IF = A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 3 Setup file default. Used with PCAL = off LO sum= 1610.25 1610.25 1610.25 1610.25 1642.25 1642.25 1642.25 1642.25 1674.25 1674.25 1674.25 1674.25 1706.25 1706.25 1706.25 1706.25 BBC fr= 100.25 100.25 100.25 100.25 132.25 132.25 132.25 132.25 164.25 164.25 164.25 164.25 196.25 196.25 196.25 196.25 Bandwd= 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 Matching frequency sets: 3 Track assignments are: track1= 18, 26, 2, 10, 20, 28, 4, 12, 22, 30, 6, 14, 24, 32, 8, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * ARP299 11 25 44.174219 * 11 28 33.622010 11 29 24.723301 0.00 58 50 18.17319 * 58 33 46.61000 58 28 54.57667 0.00 From catalog imbedded in main SCHED input file. * J1128+5925 11 25 23.181652 * 11 28 13.340676 11 29 04.610357 0.00 59 41 46.14397 * 59 25 14.79866 59 20 22.98464 0.00 From catalog imbedded in main SCHED input file. * 4C39.25 09 23 55.319215 * 09 27 03.013936 09 27 59.652405 0.30 J0927+3902 39 15 23.56645 * 39 02 20.85186 38 58 20.89905 0.16 0923+392 /Users/torres/sched_11.4/catalogs/sources.gsfc J0927+39 GSFC 2015a astro solution, unpublished 245753 observations. * 3C286 13 28 49.657758 * 13 31 08.288051 13 31 51.590787 0.18 J1331+3030 30 45 58.64059 * 30 30 32.95924 30 25 58.73452 0.17 1328+307 /Users/torres/sched_11.4/catalogs/sources.gsfc J1331+30 GSFC 2015a astro solution, unpublished 225 observations. SOURCE SCAN SUMMARY FOR SOURCES LISTED ABOVE Scan hours are for recording scans only. Baseline hours are only counted for scans above horizon at both ends. Source Setup file Frequency sets Observing hours (duplicates not shown) Scan Baseline ARP299 sess215.L1024glob 1 2 3 4 5 6 7 8 10 11 4.253 343.874 J1128+5925 sess215.L1024glob 1 2 3 4 5 6 7 8 10 11 1.467 91.657 4C39.25 sess215.L1024glob 1 2 3 4 5 6 7 8 10 11 0.078 5.919 3C286 sess215.L1024glob 1 3 4 5 6 7 8 10 11 0.079 2.224 EFFECT OF SOLAR CORONA 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) ARP299 71.1 J1128+5925 70.9 4C39.25 53.6 3C286 102.8 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