COVER INFORMATION Station: VLBA_MK (Code Mk ) Experiment: Global 7mm VLBI observations of Cygnus A Exp. Code: GB075A Schedule Version: 5.00 Processed by SCHED version: 11.30 Version 11.3 update 1. April 14, 2014 PI: Biagina Boccardi Address: Max Planck Institute for Radioastronomy Auf dem Huegel 69 Bonn, 53121 Germany Phone: +49 (0)228 525 366 EMAIL: bboccardi@mpifr-bonn.mpg.de Fax: +49-2257-301-106 Phone during observation: +49-2257-301-155 Observing mode: 1024-32-2 Notes: COVER LETTER: Schedule for VLBA_MK (Code Mk ) Page 2 Global 7mm VLBI observations of Cygnus A 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 ---------------------------------------------------------------------------------------- --- Sun 8 Jun 2014 Day 159 --- Next scan frequencies: 43114.25 43114.25 43146.25 43146.25 43178.25 43178.25 43210.25 43210.25 Next BBC frequencies: 714.25 714.25 746.25 746.25 778.25 778.25 810.25 810.25 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 06 36 00 CYG-A 13 20 28 5.7 48.6 -6.7 -68.7 0 0 06 36 00 06 45 00 --- 13 29 29 7.3 49.2 -6.5 -70.1 540 70 06 36 01 06 51 00 2013+370 13 35 30 4.2 51.8 -6.7 -68.2 343 70 06 51 00 06 54 00 --- 13 38 31 4.8 52.0 -6.6 -68.7 180 93 06 51 01 06 55 00 CYG-A 13 39 31 9.1 49.8 -6.3 -71.6 43 93 06 55 00 07 04 00 --- 13 48 33 10.7 50.3 -6.2 -73.0 540 162 06 55 01 07 05 00 CYG-A 13 49 33 10.9 50.4 -6.2 -73.2 54 162 07 05 00 07 08 00 --- 13 52 33 11.4 50.6 -6.1 -73.6 180 185 07 05 01 07 13 00 2013+370 13 57 34 8.3 53.3 -6.3 -71.4 284 185 07 13 00 07 15 00 --- 13 59 34 8.7 53.5 -6.3 -71.7 120 201 07 13 01 07 17 00 CYG-A 14 01 35 13.1 51.0 -6.0 -75.0 104 201 07 17 00 07 26 00 --- 14 10 36 14.7 51.5 -5.8 -76.4 540 271 07 17 01 07 32 00 2013+370 14 16 37 11.9 54.5 -6.0 -74.1 344 271 07 32 00 07 35 00 --- 14 19 38 12.5 54.6 -5.9 -74.5 180 294 07 32 01 07 37 00 CYG-A 14 21 38 16.8 51.9 -5.6 -78.0 104 294 07 37 00 07 46 00 --- 14 30 39 18.4 52.3 -5.5 -79.4 540 363 07 37 01 07 47 00 CYG-A 14 31 40 18.6 52.3 -5.5 -79.5 54 363 07 47 00 07 50 00 --- 14 34 40 19.2 52.4 -5.4 -80.0 180 386 07 47 01 07 55 00 2013+370 14 39 41 16.4 55.6 -5.6 -77.3 284 386 07 55 00 07 57 00 --- 14 41 41 16.8 55.7 -5.6 -77.6 120 402 07 55 01 07 59 00 CYG-A 14 43 42 20.9 52.7 -5.3 -81.4 104 402 07 59 00 08 08 00 --- 14 52 43 22.6 53.0 -5.1 -82.8 540 471 07 59 01 08 14 00 2013+370 14 58 44 20.1 56.4 -5.3 -79.9 344 471 08 14 00 08 17 00 --- 15 01 44 20.7 56.5 -5.2 -80.3 180 495 08 14 01 08 18 00 CYG-A 15 02 45 24.4 53.2 -5.0 -84.3 44 495 08 18 00 08 27 00 --- 15 11 46 26.1 53.4 -4.8 -85.7 540 564 08 18 01 08 28 00 CYG-A 15 12 46 26.3 53.4 -4.8 -85.9 54 564 08 28 00 08 31 00 --- 15 15 47 26.9 53.4 -4.7 -86.3 180 587 08 28 01 Schedule for VLBA_MK (Code Mk ) Page 3 Global 7mm VLBI observations of Cygnus A 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 ---------------------------------------------------------------------------------------- --- Sun 8 Jun 2014 Day 159 --- 08 38 00 BLLAC 15 22 48 6.1 47.0 -6.7 -68.7 366 587 08 38 00 08 40 00 --- 15 24 48 6.4 47.2 -6.6 -69.0 120 603 08 38 01 08 47 00 2013+370 15 31 49 26.6 57.4 -4.7 -84.5 372 603 08 47 00 08 50 00 --- 15 34 50 27.2 57.5 -4.7 -85.0 180 626 08 47 01 08 52 00 CYG-A 15 36 50 30.9 53.6 -4.4 -89.7 105 626 08 52 00 09 01 00 --- 15 45 52 32.6 53.6 -4.2 -91.2 540 696 08 52 01 09 02 00 CYG-A 15 46 52 32.8 53.6 -4.2 -91.3 54 696 09 02 00 09 05 00 --- 15 49 52 33.4 53.6 -4.2 -91.8 180 719 09 02 01 09 10 00 2013+370 15 54 53 31.2 57.7 -4.4 -87.9 285 719 09 10 00 09 13 00 --- 15 57 54 31.8 57.8 -4.3 -88.3 180 742 09 10 01 09 15 00 CYG-A 15 59 54 35.3 53.5 -4.0 -93.5 106 742 09 15 00 09 24 00 --- 16 08 56 37.0 53.3 -3.9 -95.1 540 812 09 15 01 09 30 00 2013+370 16 14 56 35.2 57.8 -4.0 -90.9 346 812 09 30 00 09 33 00 --- 16 17 57 35.8 57.8 -4.0 -91.3 180 835 09 30 01 09 34 00 CYG-A 16 18 57 38.8 53.0 -3.7 -96.9 46 835 09 34 00 09 43 00 --- 16 27 59 40.5 52.7 -3.5 -98.6 540 904 09 34 01 09 44 00 CYG-A 16 28 59 40.7 52.7 -3.5 -98.8 54 904 09 44 00 09 47 00 --- 16 31 59 41.3 52.6 -3.5 -99.3 180 927 09 44 01 09 52 00 2013+370 16 37 00 39.6 57.5 -3.7 -94.4 286 927 09 52 00 09 55 00 --- 16 40 01 40.2 57.5 -3.6 -94.9 180 951 09 52 01 09 56 00 CYG-A 16 41 01 43.0 52.2 -3.3 -101.1 47 951 09 56 00 10 05 00 --- 16 50 02 44.6 51.7 -3.2 -102.9 540 1020 09 56 01 10 06 00 2013+370 16 51 02 42.4 57.2 -3.4 -96.7 47 1020 10 06 00 10 09 00 --- 16 54 03 43.0 57.1 -3.4 -97.2 180 1043 10 06 01 10 10 00 CYG-A 16 55 03 45.6 51.4 -3.1 -103.9 47 1043 10 10 00 10 19 00 --- 17 04 05 47.2 50.7 -2.9 -105.9 540 1113 10 10 01 10 25 00 BLLAC 17 10 06 25.3 51.6 -4.9 -85.7 304 1113 10 25 00 10 28 00 --- 17 13 06 25.9 51.6 -4.8 -86.1 180 1136 10 25 01 10 29 00 BLLAC 17 14 06 26.1 51.6 -4.8 -86.3 54 1136 10 29 00 10 31 00 --- 17 16 07 26.4 51.6 -4.8 -86.6 120 1152 10 29 01 Schedule for VLBA_MK (Code Mk ) Page 4 Global 7mm VLBI observations of Cygnus A 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 ---------------------------------------------------------------------------------------- --- Sun 8 Jun 2014 Day 159 --- 10 40 00 2013+370 17 25 08 49.0 55.5 -2.8 -103.1 488 1152 10 40 00 10 43 00 --- 17 28 08 49.6 55.3 -2.8 -103.7 180 1175 10 40 01 10 45 00 CYG-A 17 30 09 51.9 48.3 -2.5 -112.0 107 1175 10 45 00 10 54 00 --- 17 39 10 53.5 47.2 -2.3 -114.4 540 1244 10 45 01 10 56 00 2013+370 17 41 11 52.1 54.2 -2.6 -106.5 107 1244 10 56 00 10 59 00 --- 17 44 11 52.7 53.9 -2.5 -107.2 180 1268 10 56 01 11 00 00 CYG-A 17 45 11 54.5 46.3 -2.2 -116.0 47 1268 11 00 00 11 09 00 --- 17 54 13 56.0 45.0 -2.1 -118.6 540 1337 11 00 01 11 10 00 CYG-A 17 55 13 56.2 44.8 -2.1 -118.9 54 1337 11 10 00 11 19 00 --- 18 04 14 57.6 43.2 -1.9 -121.7 540 1407 11 10 01 11 20 00 2013+370 18 05 15 56.7 51.5 -2.2 -112.4 46 1407 11 20 00 11 23 00 --- 18 08 15 57.2 51.1 -2.1 -113.2 180 1430 11 20 01 11 24 00 CYG-A 18 09 15 58.4 42.3 -1.8 -123.3 46 1430 11 24 00 11 33 00 --- 18 18 17 59.8 40.4 -1.7 -126.4 540 1499 11 24 01 11 34 00 2013+370 18 19 17 59.2 49.3 -1.9 -116.3 46 1499 11 34 00 11 37 00 --- 18 22 17 59.7 48.8 -1.9 -117.3 180 1523 11 34 01 11 38 00 CYG-A 18 23 18 60.6 39.2 -1.6 -128.3 46 1523 11 38 00 11 47 00 --- 18 32 19 61.9 36.9 -1.5 -131.7 540 1592 11 38 01 11 48 00 2013+370 18 33 19 61.7 46.6 -1.7 -120.8 45 1592 11 48 00 11 51 00 --- 18 36 20 62.2 46.0 -1.7 -121.9 180 1615 11 48 01 11 52 00 CYG-A 18 37 20 62.6 35.5 -1.4 -133.8 45 1615 11 52 00 12 00 00 --- 18 45 21 63.7 33.1 -1.2 -137.2 480 1677 11 52 01 12 01 00 CYG-A 18 46 21 63.8 32.8 -1.2 -137.7 54 1677 12 01 00 12 07 00 --- 18 52 22 64.5 30.8 -1.1 -140.4 360 1724 12 01 01 12 08 00 2013+370 18 53 22 64.9 41.6 -1.4 -128.4 44 1724 12 08 00 12 11 00 --- 18 56 23 65.4 40.7 -1.3 -129.6 180 1747 12 08 01 12 12 00 CYG-A 18 57 23 65.1 29.1 -1.0 -142.9 44 1747 12 12 00 12 21 00 --- 19 06 25 66.1 25.7 -0.9 -147.4 540 1816 12 12 01 12 22 00 CYG-A 19 07 25 66.2 25.3 -0.9 -147.9 54 1816 12 22 00 12 28 00 --- 19 13 26 66.8 22.8 -0.8 -151.2 360 1863 12 22 01 Schedule for VLBA_MK (Code Mk ) Page 5 Global 7mm VLBI observations of Cygnus A 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 ---------------------------------------------------------------------------------------- --- Sun 8 Jun 2014 Day 159 --- 12 30 00 BLLAC 19 15 26 48.2 47.8 -2.8 -109.3 72 1863 12 30 00 12 32 00 --- 19 17 26 48.5 47.7 -2.8 -109.8 120 1878 12 30 01 12 33 00 BLLAC 19 18 27 48.7 47.6 -2.7 -110.1 54 1878 12 33 00 12 35 00 --- 19 20 27 49.0 47.4 -2.7 -110.5 120 1894 12 33 01 12 36 00 BLLAC 19 21 27 49.2 47.3 -2.7 -110.8 54 1894 12 36 00 12 38 00 --- 19 23 27 49.6 47.1 -2.7 -111.3 120 1909 12 36 01 12 41 00 2013+370 19 26 28 69.5 29.2 -0.8 -144.8 130 1909 12 41 00 12 44 00 --- 19 29 28 69.8 27.8 -0.8 -146.6 180 1932 12 41 01 12 45 00 CYG-A 19 30 29 68.1 15.1 -0.5 -161.1 44 1932 12 45 00 12 54 00 --- 19 39 30 68.6 10.7 -0.3 -166.7 540 2002 12 45 01 12 55 00 2013+370 19 40 30 70.9 22.1 -0.6 -153.6 44 2002 12 55 00 12 58 00 --- 19 43 31 71.2 20.4 -0.5 -155.6 180 2025 12 55 01 13 00 00 CYG-A 19 45 31 68.8 7.6 -0.2 -170.5 104 2025 13 00 00 13 09 00 --- 19 54 32 69.0 2.9 -0.1 -176.4 540 2095 13 00 01 13 10 00 CYG-A 19 55 33 69.0 2.4 -0.1 -177.1 54 2095 13 10 00 13 16 00 --- 20 01 34 69.0 -0.8 0.0 179.0 360 2141 13 10 01 13 17 00 2013+370 20 02 34 72.3 8.9 -0.2 -169.5 45 2141 13 17 00 13 20 00 --- 20 05 34 72.4 6.9 -0.2 -171.8 180 2164 13 17 01 13 21 00 CYG-A 20 06 34 69.0 -3.5 0.1 175.7 45 2164 13 21 00 13 30 00 --- 20 15 36 68.8 -8.2 0.3 169.8 540 2234 13 21 01 13 31 00 2013+370 20 16 36 72.6 -0.4 0.0 179.6 44 2234 13 31 00 13 34 00 --- 20 19 37 72.6 -2.4 0.1 177.2 180 2257 13 31 01 13 35 00 CYG-A 20 20 37 68.6 -10.7 0.3 166.6 44 2257 13 35 00 13 44 00 --- 20 29 38 68.1 -15.2 0.5 161.0 540 2326 13 35 01 13 45 00 CYG-A 20 30 38 68.0 -15.7 0.5 160.4 54 2326 13 45 00 13 51 00 --- 20 36 39 67.6 -18.5 0.6 156.8 360 2373 13 45 01 13 52 00 2013+370 20 37 40 71.9 -14.0 0.4 163.4 43 2373 13 52 00 13 55 00 --- 20 40 40 71.8 -15.8 0.4 161.2 180 2396 13 52 01 13 56 00 CYG-A 20 41 40 67.2 -20.7 0.7 153.9 43 2396 13 56 00 14 05 00 --- 20 50 42 66.4 -24.5 0.8 149.0 540 2466 13 56 01 Schedule for VLBA_MK (Code Mk ) Page 6 Global 7mm VLBI observations of Cygnus A 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 ---------------------------------------------------------------------------------------- --- Sun 8 Jun 2014 Day 159 --- 14 06 00 2013+370 20 51 42 70.9 -22.2 0.6 153.5 42 2466 14 06 00 14 09 00 --- 20 54 42 70.6 -23.8 0.6 151.5 180 2489 14 06 01 14 10 00 CYG-A 20 55 42 65.9 -26.5 0.9 146.3 42 2489 14 10 00 14 19 00 --- 21 04 44 64.9 -29.8 1.1 141.8 540 2558 14 10 01 14 20 00 CYG-A 21 05 44 64.8 -30.2 1.1 141.3 54 2558 14 20 00 14 26 00 --- 21 11 45 64.0 -32.2 1.2 138.5 360 2605 14 20 01 14 28 00 BLLAC 21 13 45 65.1 22.2 -0.8 -151.3 74 2605 14 28 00 14 30 00 --- 21 15 46 65.3 21.4 -0.8 -152.3 120 2620 14 28 01 14 31 00 BLLAC 21 16 46 65.4 21.0 -0.8 -152.9 54 2620 14 31 00 14 33 00 --- 21 18 46 65.6 20.2 -0.7 -153.9 120 2636 14 31 01 14 39 00 2013+370 21 24 47 67.0 -37.1 1.1 134.6 314 2636 14 39 00 14 42 00 --- 21 27 48 66.6 -38.1 1.2 133.2 180 2659 14 39 01 14 43 00 CYG-A 21 28 48 61.8 -37.2 1.5 131.3 42 2659 14 43 00 14 52 00 --- 21 37 49 60.4 -39.5 1.6 127.9 540 2728 14 43 01 14 53 00 2013+370 21 38 50 64.9 -41.6 1.4 128.3 42 2728 14 53 00 14 56 00 --- 21 41 50 64.5 -42.5 1.4 127.1 180 2752 14 53 01 14 57 00 CYG-A 21 42 50 59.7 -40.6 1.7 126.1 42 2752 14 57 00 15 06 00 --- 21 51 52 58.3 -42.5 1.9 123.0 540 2821 14 57 01 15 07 00 2013+370 21 52 52 62.7 -45.3 1.6 122.9 43 2821 15 07 00 15 10 00 --- 21 55 52 62.1 -46.0 1.7 121.8 180 2844 15 07 01 15 11 00 CYG-A 21 56 53 57.5 -43.4 1.9 121.3 42 2844 15 11 00 15 20 00 --- 22 05 54 56.0 -45.0 2.1 118.6 540 2914 15 11 01 15 21 00 CYG-A 22 06 54 55.8 -45.1 2.1 118.3 54 2914 15 21 00 15 27 00 --- 22 12 55 54.8 -46.1 2.2 116.5 360 2960 15 21 01 15 28 00 2013+370 22 13 55 59.0 -49.5 2.0 116.0 43 2960 15 28 00 15 31 00 --- 22 16 56 58.5 -50.0 2.0 115.1 180 2983 15 28 01 15 32 00 CYG-A 22 17 56 54.0 -46.8 2.3 115.1 43 2983 15 32 00 15 41 00 --- 22 26 57 52.4 -47.9 2.4 112.7 540 3053 15 32 01 15 42 00 2013+370 22 27 58 56.4 -51.6 2.2 112.1 43 3053 15 42 00 15 45 00 --- 22 30 58 55.9 -52.0 2.2 111.3 180 3076 15 42 01 Schedule for VLBA_MK (Code Mk ) Page 7 Global 7mm VLBI observations of Cygnus A 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 ---------------------------------------------------------------------------------------- --- Sun 8 Jun 2014 Day 159 --- 15 46 00 CYG-A 22 31 58 51.5 -48.5 2.5 111.5 43 3076 15 46 00 15 55 00 --- 22 41 00 49.9 -49.4 2.7 109.3 540 3146 15 46 01 15 56 00 CYG-A 22 42 00 49.7 -49.5 2.7 109.0 54 3146 15 56 00 16 02 00 --- 22 48 01 48.7 -50.1 2.8 107.6 360 3192 15 56 01 16 03 00 2013+370 22 49 01 52.5 -54.1 2.5 106.9 44 3192 16 03 00 16 06 00 --- 22 52 02 51.9 -54.3 2.6 106.3 180 3215 16 03 01 16 07 00 CYG-A 22 53 02 47.7 -50.5 2.9 106.5 44 3215 16 07 00 16 16 00 --- 23 02 03 46.1 -51.2 3.0 104.5 540 3285 16 07 01 16 18 00 BLLAC 23 04 04 64.1 -26.3 1.0 145.7 74 3285 16 18 00 16 20 00 --- 23 06 04 63.9 -27.0 1.0 144.7 120 3300 16 18 01 16 22 00 2013+370 23 08 04 48.8 -55.6 2.9 102.9 81 3300 16 22 00 16 25 00 --- 23 11 05 48.2 -55.8 2.9 102.3 180 3324 16 22 01 16 26 00 CYG-A 23 12 05 44.3 -51.8 3.2 102.5 44 3324 16 26 00 16 35 00 --- 23 21 06 42.6 -52.3 3.4 100.7 540 3393 16 26 01 16 36 00 2013+370 23 22 06 46.1 -56.4 3.1 100.1 44 3393 16 36 00 16 39 00 --- 23 25 07 45.5 -56.6 3.2 99.6 180 3416 16 36 01 16 40 00 CYG-A 23 26 07 41.6 -52.5 3.4 99.7 44 3416 16 40 00 16 49 00 --- 23 35 09 40.0 -52.9 3.6 98.0 540 3486 16 40 01 16 50 00 2013+370 23 36 09 43.3 -57.0 3.3 97.6 45 3486 16 50 00 16 53 00 --- 23 39 09 42.7 -57.1 3.4 97.1 180 3509 16 50 01 16 54 00 CYG-A 23 40 09 39.0 -53.0 3.7 97.1 45 3509 16 54 00 17 00 00 --- 23 46 10 37.9 -53.2 3.8 96.0 360 3555 16 54 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: ./sess214.Q1024 Matching groups in /aux/vlb056a/p459kri/sched-11.3/catalogs/freq_RDBE.dat: v7mm_c8 Setup group: 11 Station: VLBA_MK Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: RDBE_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 42400.00 42400.00 42400.00 42400.00 42400.00 42400.00 42400.00 42400.00 Net SB= U U U U U U U U IF 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= 7mm omit 7mm omit VLBA Synth= 15.1 7.6 11.6 The following frequency sets based on these setups were used. See the crd files for VLBA legacy system setups and pcal detection details. Frequency Set: 9 Setup file default. Used with PCAL = 1MHz LO sum= 43114.25 43114.25 43146.25 43146.25 43178.25 43178.25 43210.25 43210.25 BBC fr= 714.25 714.25 746.25 746.25 778.25 778.25 810.25 810.25 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 VLBA legacy crd files using 4 channels based on RDBE channels: 3 4 5 6 CRD fr= 754.25 754.25 786.25 786.25 CRD bw= 16.00 16.00 16.00 16.00 Matching frequency sets: 9 10 11 12 13 14 15 16 17 18 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) J1959+4044 19 57 44.453094 * 19 59 28.368821 20 00 00.195809 167.68 * CYG-A 40 35 46.31273 * 40 44 02.04732 40 46 25.12046 120.15 CYGNUS-A /aux/vlb056a/p459kri/sched-11.3/catalogs/sources.vlba J1959+40 rfc_2012b Petrov, 2012, unpublished 3 observations 1957+405 1957+404 J2015+3710 20 13 37.014489 * 20 15 28.729775 20 16 02.683977 0.16 * 2013+370 37 01 44.45943 * 37 10 59.51531 37 13 39.55603 0.16 /aux/vlb056a/p459kri/sched-11.3/catalogs/sources.vlba rfc_2012b Petrov, 2012, unpublished 282 observations J2202+4216 22 00 39.362504 * 22 02 43.291371 22 03 20.430294 0.14 * BLLAC 42 02 08.59073 * 42 16 39.97987 42 20 44.72528 0.10 2200+420 /aux/vlb056a/p459kri/sched-11.3/catalogs/sources.vlba J2202+42 rfc_2012b Petrov, 2012, unpublished 59418 observations VR422201 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 CYG-A ./sess214.Q1024 1 2 3 4 5 8 9 9.983 678.351 2013+370 ./sess214.Q1024 1 2 3 4 5 8 9 2.783 179.750 BLLAC ./sess214.Q1024 1 2 3 4 5 8 9 0.483 31.313 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) CYG-A 104.6 2013+370 105.0 BLLAC 85.4 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