COVER INFORMATION Station: SHANGHAI (Code Sh ) Experiment: Unveiling the transient extended emission in HESS J0632+057 Exp. Code: RM006 Schedule Version: 1.00 Processed by SCHED version: 9.40 Release Jan. 13, 2011. PI: Javier Moldon Address: Departament Astronomia i Meteorologia Facultat de Fisica (UB) Marti i Franques, 1 E-08028 Barcelona, SPAIN Phone: +34-93-403-92-33 EMAIL: Internet: jmoldon@am.ub.es Fax: +34-93-402-11-33 Phone during observation: +34-629-08-99-80 Observing mode: v18cm-1024-16-2 Notes: Target source J0632+057 Phase reference calibrator J0619+0736 Fringe-finders 0528+134, DA193(J0555+3948) Schedule for SHANGHAI (Code Sh ) Page 2 Unveiling the transient extended emission in HESS J0632+057 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 ---------------------------------------------------------------------------------------- --- Thu 17 Mar 2011 Day 76 --- Next scan frequencies: 1610.49 1610.49 1610.49 1610.49 1642.49 1642.49 1642.49 1642.49 1674.49 1674.49 1674.49 1674.49 1706.49 1706.49 1706.49 1706.49 Next BBC frequencies: 689.51 689.51 689.51 689.51 657.51 657.51 657.51 657.51 625.51 625.51 625.51 625.51 593.51 593.51 593.51 593.51 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 13 00 00 J0619+0736 08 43 49 49.0 242.7 2.4 50.1 0 0 13 00 00 13 01 30 =0616+076 08 45 20 48.7 243.1 2.4 50.4 90 12 13 00 01 13 01 30 J0632+057 08 45 20 50.1 237.5 2.2 46.5 -10 12 No stop 13 05 00 --- 08 48 50 49.5 238.4 2.3 47.1 200 39 13 01 31 13 05 00 J0619+0736 08 48 50 48.1 243.9 2.5 50.9 -10 39 No stop 13 06 30 =0616+076 08 50 21 47.8 244.2 2.5 51.1 80 50 13 05 01 13 07 15 J0632+057 08 51 06 49.0 239.0 2.3 47.5 36 50 13 07 15 13 10 45 --- 08 54 36 48.4 239.9 2.3 48.1 210 77 13 07 16 13 10 45 J0619+0736 08 54 36 46.9 245.2 2.6 51.7 -9 77 No stop 13 12 15 =0616+076 08 56 06 46.7 245.5 2.6 51.8 81 89 13 10 46 13 12 15 J0632+057 08 56 06 48.1 240.2 2.4 48.3 -9 89 No stop 13 15 45 --- 08 59 37 47.5 241.1 2.4 48.9 201 116 13 12 16 13 15 45 J0619+0736 08 59 37 46.0 246.3 2.7 52.3 -9 116 No stop 13 17 15 =0616+076 09 01 07 45.7 246.6 2.7 52.5 81 128 13 15 46 13 18 00 J0632+057 09 01 52 47.0 241.6 2.5 49.2 36 128 13 18 00 13 21 30 --- 09 05 23 46.4 242.5 2.5 49.7 210 155 13 18 01 13 21 30 J0619+0736 09 05 23 44.8 247.6 2.8 53.0 -9 155 No stop 13 23 00 =0616+076 09 06 53 44.5 247.9 2.8 53.2 81 166 13 21 31 13 23 00 J0632+057 09 06 53 46.1 242.8 2.6 50.0 -9 166 No stop 13 26 30 --- 09 10 24 45.4 243.6 2.6 50.4 201 194 13 23 01 13 26 30 J0619+0736 09 10 24 43.8 248.6 2.8 53.5 -9 194 No stop 13 28 00 =0616+076 09 11 54 43.5 248.9 2.9 53.7 81 205 13 26 31 Schedule for SHANGHAI (Code Sh ) Page 3 Unveiling the transient extended emission in HESS J0632+057 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 ---------------------------------------------------------------------------------------- --- Thu 17 Mar 2011 Day 76 --- 13 28 45 J0632+057 09 12 39 45.0 244.1 2.7 50.7 36 205 13 28 45 13 32 15 --- 09 16 10 44.3 244.9 2.7 51.2 210 232 13 28 46 13 32 15 J0619+0736 09 16 10 42.7 249.8 2.9 54.1 -9 232 No stop 13 33 45 =0616+076 09 17 40 42.4 250.0 3.0 54.3 81 244 13 32 16 13 33 45 J0632+057 09 17 40 44.0 245.2 2.7 51.4 -9 244 No stop 13 37 15 --- 09 21 11 43.3 246.0 2.8 51.8 201 271 13 33 46 13 37 15 J0619+0736 09 21 11 41.7 250.7 3.0 54.6 -9 271 No stop 13 38 45 =0616+076 09 22 41 41.4 251.0 3.0 54.8 81 283 13 37 16 13 39 30 J0632+057 09 23 26 42.9 246.4 2.8 52.1 36 283 13 39 30 13 43 00 --- 09 26 57 42.2 247.2 2.9 52.5 210 310 13 39 31 13 43 00 J0619+0736 09 26 57 40.5 251.8 3.1 55.2 -9 310 No stop 13 44 30 =0616+076 09 28 27 40.2 252.1 3.1 55.3 81 321 13 43 01 13 44 30 J0632+057 09 28 27 41.9 247.5 2.9 52.7 -9 321 No stop 13 48 00 --- 09 31 57 41.2 248.2 3.0 53.0 201 348 13 44 31 13 48 00 J0619+0736 09 31 57 39.5 252.7 3.2 55.6 -9 348 No stop 13 49 30 =0616+076 09 33 28 39.2 253.0 3.2 55.7 81 360 13 48 01 13 50 15 J0632+057 09 34 13 40.8 248.6 3.0 53.3 36 360 13 50 15 13 53 45 --- 09 37 43 40.1 249.3 3.1 53.6 210 387 13 50 16 13 53 45 J0619+0736 09 37 43 38.3 253.8 3.3 56.0 -8 387 No stop 13 55 15 =0616+076 09 39 14 38.0 254.0 3.3 56.2 82 399 13 53 46 13 55 15 J0632+057 09 39 14 39.8 249.6 3.1 53.8 -8 399 No stop 13 58 45 --- 09 42 44 39.1 250.3 3.2 54.1 202 426 13 55 16 13 58 45 J0619+0736 09 42 44 37.3 254.6 3.4 56.4 -8 426 No stop 14 00 15 =0616+076 09 44 14 37.0 254.9 3.4 56.5 82 437 13 58 46 14 01 00 J0632+057 09 44 59 38.6 250.7 3.2 54.3 37 437 14 01 00 14 04 30 --- 09 48 30 37.9 251.3 3.2 54.6 210 464 14 01 01 14 04 30 J0619+0736 09 48 30 36.1 255.6 3.5 56.8 -8 464 No stop 14 06 00 =0616+076 09 50 00 35.8 255.9 3.5 56.9 82 476 14 04 31 14 06 00 J0632+057 09 50 00 37.6 251.6 3.3 54.8 -8 476 No stop 14 09 30 --- 09 53 31 36.9 252.2 3.3 55.0 202 503 14 06 01 Schedule for SHANGHAI (Code Sh ) Page 4 Unveiling the transient extended emission in HESS J0632+057 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 ---------------------------------------------------------------------------------------- --- Thu 17 Mar 2011 Day 76 --- 14 09 30 J0619+0736 09 53 31 35.0 256.5 3.6 57.1 -8 503 No stop 14 11 00 =0616+076 09 55 01 34.7 256.7 3.6 57.2 82 515 14 09 31 14 11 45 J0632+057 09 55 46 36.4 252.6 3.4 55.2 37 515 14 11 45 14 15 15 --- 09 59 17 35.7 253.2 3.4 55.5 210 542 14 11 46 14 15 15 J0619+0736 09 59 17 33.8 257.4 3.7 57.5 -8 542 No stop 14 16 45 =0616+076 10 00 47 33.5 257.6 3.7 57.5 82 554 14 15 16 14 16 45 J0632+057 10 00 47 35.4 253.5 3.5 55.6 -8 554 No stop 14 20 15 --- 10 04 18 34.7 254.1 3.5 55.9 202 581 14 16 46 14 20 15 J0619+0736 10 04 18 32.8 258.2 3.7 57.7 -8 581 No stop 14 21 45 =0616+076 10 05 48 32.5 258.4 3.8 57.8 82 592 14 20 16 14 22 30 J0632+057 10 06 33 34.2 254.5 3.5 56.0 37 592 14 22 30 14 26 00 --- 10 10 04 33.5 255.1 3.6 56.3 210 619 14 22 31 14 26 00 J0619+0736 10 10 04 31.6 259.1 3.8 58.0 -8 619 No stop 14 27 30 =0616+076 10 11 34 31.3 259.3 3.9 58.1 82 631 14 26 01 14 27 30 J0632+057 10 11 34 33.2 255.3 3.6 56.4 -8 631 No stop 14 31 00 --- 10 15 04 32.4 255.9 3.7 56.6 202 658 14 27 31 14 31 00 J0619+0736 10 15 04 30.5 259.9 3.9 58.3 -8 658 No stop 14 32 30 =0616+076 10 16 35 30.2 260.1 3.9 58.3 82 670 14 31 01 14 33 15 J0632+057 10 17 20 32.0 256.3 3.7 56.7 37 670 14 33 15 14 36 45 --- 10 20 50 31.2 256.8 3.8 56.9 210 697 14 33 16 14 36 45 J0619+0736 10 20 50 29.3 260.7 4.0 58.5 -8 697 No stop 14 38 15 =0616+076 10 22 21 29.0 260.9 4.0 58.6 82 708 14 36 46 14 38 15 J0632+057 10 22 21 30.9 257.1 3.8 57.0 -8 708 No stop 14 41 45 --- 10 25 51 30.2 257.6 3.9 57.2 202 735 14 38 16 14 41 45 J0619+0736 10 25 51 28.2 261.5 4.1 58.7 -8 735 No stop 14 43 15 =0616+076 10 27 21 27.9 261.7 4.1 58.7 82 747 14 41 46 14 44 00 J0632+057 10 28 07 29.7 258.0 3.9 57.3 37 747 14 44 00 14 47 30 --- 10 31 37 29.0 258.5 4.0 57.5 210 774 14 44 01 14 47 30 J0619+0736 10 31 37 27.0 262.3 4.2 58.9 -8 774 No stop 14 49 00 =0616+076 10 33 07 26.7 262.5 4.2 58.9 82 786 14 47 31 Schedule for SHANGHAI (Code Sh ) Page 5 Unveiling the transient extended emission in HESS J0632+057 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 ---------------------------------------------------------------------------------------- --- Thu 17 Mar 2011 Day 76 --- 14 49 00 J0632+057 10 33 07 28.7 258.7 4.0 57.6 -8 786 No stop 14 52 30 --- 10 36 38 27.9 259.3 4.1 57.7 202 813 14 49 01 14 52 30 J0619+0736 10 36 38 26.0 263.0 4.3 59.0 -8 813 No stop 14 54 00 =0616+076 10 38 08 25.6 263.2 4.3 59.1 82 824 14 52 31 14 54 45 J0632+057 10 38 53 27.4 259.6 4.1 57.8 37 824 14 54 45 14 58 15 --- 10 42 24 26.7 260.1 4.1 58.0 210 852 14 54 46 14 59 15 0528+134 10 43 24 17.1 275.7 5.2 61.2 40 852 14 59 15 15 04 15 --- 10 48 25 16.1 276.4 5.3 61.1 300 890 14 59 16 15 05 05 J0619+0736 10 49 15 23.3 264.8 4.5 59.3 34 890 15 05 05 15 06 05 =0616+076 10 50 15 23.1 264.9 4.5 59.4 60 898 15 05 06 15 06 05 J0619+0736 10 50 15 23.1 264.9 4.5 59.4 -2 898 No stop 15 07 35 =0616+076 10 51 45 22.7 265.1 4.5 59.4 88 910 15 06 06 15 07 35 J0632+057 10 51 45 24.7 261.5 4.3 58.3 -8 910 No stop 15 11 05 --- 10 55 16 24.0 262.0 4.4 58.5 202 937 15 07 36 15 11 05 J0619+0736 10 55 16 22.0 265.6 4.6 59.5 -8 937 No stop 15 12 35 =0616+076 10 56 46 21.7 265.8 4.6 59.5 82 948 15 11 06 15 13 25 J0632+057 10 57 36 23.5 262.3 4.4 58.5 42 948 15 13 25 15 16 55 --- 11 01 07 22.7 262.8 4.5 58.6 210 975 15 13 26 15 16 55 J0619+0736 11 01 07 20.7 266.4 4.7 59.6 -8 975 No stop 15 18 25 =0616+076 11 02 37 20.4 266.6 4.7 59.6 82 987 15 16 56 15 18 25 J0632+057 11 02 37 22.4 263.0 4.5 58.7 -8 987 No stop 15 21 55 --- 11 06 08 21.7 263.5 4.5 58.8 202 1014 15 18 26 15 21 55 J0619+0736 11 06 08 19.7 267.1 4.8 59.6 -8 1014 No stop 15 23 25 =0616+076 11 07 38 19.3 267.3 4.8 59.6 82 1026 15 21 56 15 24 15 J0632+057 11 08 28 21.2 263.8 4.6 58.8 42 1026 15 24 15 15 27 45 --- 11 11 59 20.4 264.3 4.6 58.9 210 1053 15 24 16 15 27 45 J0619+0736 11 11 59 18.4 267.8 4.9 59.7 -8 1053 No stop 15 29 15 =0616+076 11 13 29 18.1 268.0 4.9 59.7 82 1064 15 27 46 15 29 15 J0632+057 11 13 29 20.1 264.5 4.7 59.0 -7 1064 No stop 15 32 45 --- 11 17 00 19.4 265.0 4.7 59.0 203 1092 15 29 16 Schedule for SHANGHAI (Code Sh ) Page 6 Unveiling the transient extended emission in HESS J0632+057 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 ---------------------------------------------------------------------------------------- --- Thu 17 Mar 2011 Day 76 --- 15 32 45 J0619+0736 11 17 00 17.3 268.5 5.0 59.7 -8 1092 No stop 15 34 15 =0616+076 11 18 30 17.0 268.7 5.0 59.7 82 1103 15 32 46 15 35 05 J0632+057 11 19 20 18.9 265.3 4.8 59.1 43 1103 15 35 05 15 38 35 --- 11 22 50 18.1 265.8 4.8 59.1 210 1130 15 35 06 15 38 35 J0619+0736 11 22 50 16.1 269.2 5.1 59.7 -8 1130 No stop 15 40 05 =0616+076 11 24 21 15.8 269.4 5.1 59.7 82 1142 15 38 36 15 40 05 J0632+057 11 24 21 17.8 266.0 4.8 59.2 -7 1142 No stop 15 43 35 --- 11 27 51 17.0 266.5 4.9 59.2 203 1169 15 40 06 15 43 35 J0619+0736 11 27 51 15.0 269.9 5.1 59.8 -8 1169 No stop 15 45 05 =0616+076 11 29 22 14.7 270.1 5.2 59.8 82 1181 15 43 36 15 45 55 J0632+057 11 30 12 16.5 266.8 4.9 59.2 42 1181 15 45 55 15 49 25 --- 11 33 42 15.8 267.2 5.0 59.3 210 1208 15 45 56 15 49 25 J0619+0736 11 33 42 13.8 270.7 5.2 59.7 -8 1208 No stop 15 50 55 =0616+076 11 35 13 13.4 270.8 5.3 59.7 82 1219 15 49 26 15 50 55 J0632+057 11 35 13 15.5 267.4 5.0 59.3 -8 1219 No stop 15 54 25 --- 11 38 43 14.7 267.9 5.1 59.3 202 1246 15 50 56 15 54 25 J0619+0736 11 38 43 12.7 271.3 5.3 59.7 -8 1246 No stop 15 55 55 =0616+076 11 40 13 12.4 271.5 5.3 59.7 82 1258 15 54 26 15 56 45 J0632+057 11 41 03 14.2 268.2 5.1 59.3 42 1258 15 56 45 16 00 15 --- 11 44 34 13.5 268.7 5.2 59.4 210 1285 15 56 46 16 00 15 J0619+0736 11 44 34 11.4 272.0 5.4 59.7 -8 1285 No stop 16 01 45 =0616+076 11 46 04 11.1 272.2 5.4 59.7 82 1297 16 00 16 16 01 45 J0632+057 11 46 04 13.2 268.9 5.2 59.4 -8 1297 No stop 16 05 15 --- 11 49 35 12.4 269.3 5.3 59.4 202 1324 16 01 46 16 05 15 J0619+0736 11 49 35 10.4 272.7 5.5 59.6 -8 1324 No stop 16 06 45 =0616+076 11 51 05 10.0 272.9 5.5 59.6 82 1335 16 05 16 16 07 35 J0632+057 11 51 55 11.9 269.6 5.3 59.4 42 1335 16 07 35 16 11 05 --- 11 55 26 11.1 270.1 5.4 59.4 210 1362 16 07 36 16 11 05 J0619+0736 11 55 26 9.1 273.4 5.6 59.6 -8 1362 No stop 16 12 35 =0616+076 11 56 56 8.8 273.6 5.6 59.6 82 1374 16 11 06 Schedule for SHANGHAI (Code Sh ) Page 7 Unveiling the transient extended emission in HESS J0632+057 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 ---------------------------------------------------------------------------------------- --- Thu 17 Mar 2011 Day 76 --- 16 12 35 J0632+057 11 56 56 10.8 270.3 5.4 59.4 -7 1374 No stop 16 16 05 --- 12 00 27 10.1 270.7 5.4 59.4 203 1401 16 12 36 16 16 05 J0619+0736 12 00 27 8.0 274.1 5.7 59.5 -8 1401 No stop 16 17 35 =0616+076 12 01 57 7.7 274.3 5.7 59.5 82 1413 16 16 06 16 18 25 J0632+057 12 02 47 9.6 271.0 5.5 59.4 43 1413 16 18 25 16 21 55 --- 12 06 18 8.8 271.5 5.5 59.4 210 1440 16 18 26 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: kvsr.L1024 Matching groups in /aps3/sched9.4/catalogs/freq.dat: sh18cm Huang Xinyong 27Sept05 ****** Only 244.98 of 256.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 9 Station: SHANGHAI Total bit rate: 1024 Format: MKIV1:2 Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: Speedup factor: 0.50 Disk used to record data. 1st LO= 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 Net SB= L L U U L L U U L L U U L L U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 1 2 3 4 3 4 5 6 5 6 7 8 7 8 BBC SB= U U L L U U L L U U L L U U L L IF = C A C A C A C A C A C A C A C A The following frequency sets based on this setup were used. Frequency Set: 12 Setup file default. Used pcal sets: 1 LO sum= 1610.49 1610.49 1610.49 1610.49 1642.49 1642.49 1642.49 1642.49 1674.49 1674.49 1674.49 1674.49 1706.49 1706.49 1706.49 1706.49 BBC fr= 689.51 689.51 689.51 689.51 657.51 657.51 657.51 657.51 625.51 625.51 625.51 625.51 593.51 593.51 593.51 593.51 Bandwd= 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S9 S11 S13 S15 PCALXB2= S2 S4 S6 S8 S10 S12 S14 S16 PCALFR1= 490 510 490 510 490 510 490 510 PCALFR2= 490 510 490 510 490 510 490 510 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27, 66, 74, 82, 90, 67, 75, 83, 91 barrel=roll_off SOURCES USED IN RECORDING SCANS -- Unveiling the transient extended emission in HESS J0632+057 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) * J0632+057 06 30 18.769419 * 06 32 59.256200 06 33 36.636782 0.00 05 50 19.09285 * 05 48 01.16580 05 47 21.81186 0.00 From catalog imbedded in main SCHED input file. Target source. Position from RR005 6.242 scan and 273.329 baseline hours in setup: kvsr.L1024 J0530+1331 05 28 06.759216 * 05 30 56.416747 05 31 35.592155 0.21 * 0528+134 13 29 42.28887 * 13 31 55.14954 13 32 21.04726 0.23 J0530+13 /aps3/sched9.4/catalogs/sources.vlba GSFC 2010a astro solution 133158 Observations 0.083 scan and 5.212 baseline hours in setup: kvsr.L1024 J0555+3948 05 52 01.407170 * 05 55 30.805612 05 56 19.326247 0.01 0552+398 39 48 21.94583 * 39 48 49.16498 39 48 59.55255 0.01 * DA193 /aps3/sched9.4/catalogs/sources.vlba J0555+39 GSFC 2010a astro solution 355917 Observations 0.083 scan and 2.157 baseline hours in setup: kvsr.L1024 * J0619+0736 06 16 27.314921 * 06 19 09.971058 06 19 47.782015 2.02 0616+076 07 37 58.99724 * 07 36 41.22056 07 36 16.37985 1.11 /aps3/sched9.4/catalogs/sources.vlba GSFC 2010a astro solution 21 Observations 2.733 scan and 79.557 baseline hours in setup: kvsr.L1024 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) J0632+057 101.4 0528+134 86.3 DA193 92.4 J0619+0736 98.0 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