COVER INFORMATION Station: KVNPC (Code Kc ) Experiment: Imaging the innermost jet in the off-axis ULX Cyg X-3 Exp. Code: EY049 Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Jun Yang Address: Onsala Space Observatory SE-439 92 Onsala Sweden Phone: +46 31 7725531 EMAIL: jun.yang@chalmers.se Fax: +46 31 7725590 Phone during observation: +46 31 7725531 Observing mode: 4096-32-2 Notes: 4096 Mbps, 32x32 MHz, RCP & LCP, 2 bit sampling K Band/22 GHz, P-Cal off, four e-MERLIN stations, double the bandwidth EF: scheduled two 8-minute gaps for pointing observations Schedule for KVNPC (Code Kc ) Page 2 Imaging the innermost jet in the off-axis ULX Cyg X-3 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 ---------------------------------------------------------------------------------------- --- Tue 25 Feb 2025 Day 56 --- Next scan frequencies: 21933.00 21933.00 22061.00 22061.00 22189.00 22189.00 22317.00 22317.00 21933.00 21933.00 22061.00 22061.00 22189.00 22189.00 22317.00 22317.00 Next BBC frequencies: 12167.00 12167.00 12039.00 12039.00 11911.00 11911.00 11783.00 11783.00 12167.00 12167.00 12039.00 12039.00 11911.00 11911.00 11783.00 11783.00 Next scan bandwidths: 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 02 30 00 J2015+3710 21 24 39 76.5 -86.0 1.1 83.6 0 0 02 30 00 02 34 00 =2013+370 21 28 39 75.7 -85.6 1.2 83.4 240 124 02 30 01 02 35 00 J2018+3851 21 29 40 76.2 -78.8 1.2 90.3 54 124 02 35 00 02 37 00 --- 21 31 40 75.8 -78.8 1.2 90.0 120 185 02 35 01 02 38 00 J2023+4125 21 32 40 76.3 -67.9 1.1 101.2 51 185 02 38 00 02 41 00 --- 21 35 41 75.7 -68.3 1.2 100.3 180 278 02 38 01 02 42 00 J2035+4049 21 36 41 77.8 -69.2 1.0 101.2 56 278 02 42 00 02 45 00 --- 21 39 41 77.3 -69.7 1.1 100.2 180 371 02 42 01 02 45 45 CYG-X3 21 40 26 76.6 -69.7 1.1 99.7 42 371 02 45 45 02 53 45 --- 21 48 28 75.1 -70.6 1.3 97.5 480 618 02 45 46 02 54 10 G79.977+0.81 21 48 53 75.0 -70.0 1.3 98.0 22 618 02 54 10 02 54 50 --- 21 49 33 74.8 -70.0 1.3 97.8 40 639 02 54 11 02 55 15 CYG-X3 21 49 58 74.8 -70.7 1.3 97.1 22 639 02 55 15 03 03 15 --- 21 57 59 73.3 -71.3 1.4 95.2 480 886 02 55 16 03 03 40 G79.977+0.81 21 58 24 73.2 -70.7 1.4 95.7 22 886 03 03 40 03 04 20 --- 21 59 04 73.1 -70.8 1.4 95.5 40 907 03 03 41 03 04 45 CYG-X3 21 59 29 73.0 -71.4 1.4 94.9 22 907 03 04 45 03 12 45 --- 22 07 31 71.5 -71.7 1.6 93.2 480 1154 03 04 46 03 13 30 J2018+3851 22 08 16 68.7 -77.8 1.8 85.1 39 1154 03 13 30 03 14 10 --- 22 08 56 68.5 -77.8 1.8 85.1 40 1175 03 13 31 03 14 55 CYG-X3 22 09 41 71.1 -71.8 1.6 92.8 39 1175 03 14 55 03 22 55 --- 22 17 42 69.6 -72.0 1.7 91.3 480 1422 03 14 56 03 23 20 G79.977+0.81 22 18 08 69.5 -71.5 1.7 91.7 22 1422 03 23 20 03 24 00 --- 22 18 48 69.4 -71.5 1.8 91.6 40 1443 03 23 21 03 24 25 CYG-X3 22 19 13 69.3 -72.0 1.8 91.1 22 1443 03 24 25 03 32 25 --- 22 27 14 67.8 -72.0 1.9 89.7 480 1690 03 24 26 Schedule for KVNPC (Code Kc ) Page 3 Imaging the innermost jet in the off-axis ULX Cyg X-3 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 ---------------------------------------------------------------------------------------- --- Tue 25 Feb 2025 Day 56 --- 03 32 50 G79.977+0.81 22 27 39 67.7 -71.6 1.9 90.1 22 1690 03 32 50 03 33 30 --- 22 28 19 67.6 -71.6 1.9 90.0 40 1711 03 32 51 03 33 55 CYG-X3 22 28 44 67.5 -72.0 1.9 89.5 22 1711 03 33 55 03 41 55 --- 22 36 46 66.0 -71.9 2.1 88.2 480 1958 03 33 56 03 42 40 J2018+3851 22 37 31 63.0 -76.3 2.3 82.0 40 1958 03 42 40 03 43 20 --- 22 38 11 62.9 -76.2 2.3 81.9 40 1979 03 42 41 03 44 05 CYG-X3 22 38 56 65.6 -71.9 2.1 87.9 40 1979 03 44 05 03 52 05 --- 22 46 57 64.1 -71.7 2.2 86.7 480 2226 03 44 06 03 52 30 G79.977+0.81 22 47 22 64.0 -71.3 2.2 87.0 22 2226 03 52 30 03 53 10 --- 22 48 02 63.9 -71.3 2.2 86.9 40 2247 03 52 31 03 53 35 CYG-X3 22 48 27 63.8 -71.7 2.3 86.5 22 2247 03 53 35 04 01 35 --- 22 56 29 62.3 -71.5 2.4 85.4 480 2494 03 53 36 04 02 00 G79.977+0.81 22 56 54 62.2 -71.1 2.4 85.7 22 2494 04 02 00 04 02 40 --- 22 57 34 62.1 -71.1 2.4 85.6 40 2515 04 02 01 04 03 05 CYG-X3 22 57 59 62.0 -71.4 2.4 85.2 22 2515 04 03 05 04 11 05 --- 23 06 00 60.5 -71.1 2.5 84.2 480 2762 04 03 06 04 11 50 J2018+3851 23 06 45 57.4 -74.4 2.8 79.0 40 2762 04 11 50 04 12 30 --- 23 07 26 57.3 -74.3 2.8 78.9 40 2782 04 11 51 04 13 15 CYG-X3 23 08 11 60.1 -71.0 2.6 83.9 40 2782 04 13 15 04 21 15 --- 23 16 12 58.6 -70.7 2.7 82.8 480 3030 04 13 16 04 21 40 G79.977+0.81 23 16 37 58.5 -70.3 2.7 83.1 22 3030 04 21 40 04 22 20 --- 23 17 17 58.4 -70.3 2.7 83.0 40 3050 04 21 41 04 22 45 CYG-X3 23 17 42 58.3 -70.6 2.7 82.7 22 3050 04 22 45 04 30 45 --- 23 25 44 56.8 -70.2 2.9 81.7 480 3298 04 22 46 04 31 10 G79.977+0.81 23 26 09 56.7 -69.9 2.9 81.9 22 3298 04 31 10 04 31 50 --- 23 26 49 56.6 -69.9 2.9 81.8 40 3318 04 31 11 04 32 15 CYG-X3 23 27 14 56.5 -70.2 2.9 81.5 22 3318 04 32 15 04 40 15 --- 23 35 15 55.0 -69.7 3.0 80.5 480 3566 04 32 16 04 41 00 J2018+3851 23 36 00 51.8 -72.3 3.3 76.1 40 3566 04 41 00 04 41 40 --- 23 36 40 51.7 -72.2 3.3 76.1 40 3586 04 41 01 Schedule for KVNPC (Code Kc ) Page 4 Imaging the innermost jet in the off-axis ULX Cyg X-3 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 ---------------------------------------------------------------------------------------- --- Tue 25 Feb 2025 Day 56 --- ---------- Long gap for EF to do pointing observations ---------- 04 42 40 J2015+3710 23 37 41 50.5 -74.4 3.4 73.7 56 3586 04 42 40 04 49 40 =2013+370 23 44 42 49.2 -73.8 3.5 73.1 420 3803 04 42 41 04 50 25 CYG-X3 23 45 27 53.1 -69.2 3.2 79.3 40 3803 04 50 25 04 58 25 --- 23 53 28 51.6 -68.7 3.3 78.4 480 4050 04 50 26 04 58 50 G79.977+0.81 23 53 53 51.6 -68.4 3.3 78.5 22 4050 04 58 50 04 59 30 --- 23 54 33 51.5 -68.3 3.4 78.4 40 4071 04 58 51 04 59 55 CYG-X3 23 54 58 51.4 -68.6 3.4 78.2 22 4071 04 59 55 05 07 55 --- 00 03 00 49.9 -68.1 3.5 77.3 480 4318 04 59 56 05 08 20 G79.977+0.81 00 03 25 49.8 -67.8 3.5 77.4 22 4318 05 08 20 05 09 00 --- 00 04 05 49.7 -67.8 3.5 77.3 40 4339 05 08 21 05 09 25 CYG-X3 00 04 30 49.6 -68.0 3.5 77.1 22 4339 05 09 25 05 17 25 --- 00 12 31 48.1 -67.5 3.7 76.2 480 4586 05 09 26 05 18 15 J2018+3851 00 13 21 44.9 -69.3 3.9 72.5 45 4586 05 18 15 05 18 55 --- 00 14 02 44.7 -69.2 3.9 72.4 40 4607 05 18 16 05 19 40 CYG-X3 00 14 47 47.7 -67.3 3.7 75.9 40 4607 05 19 40 05 27 40 --- 00 22 48 46.3 -66.8 3.8 75.0 480 4854 05 19 41 05 28 05 G79.977+0.81 00 23 13 46.2 -66.5 3.8 75.1 22 4854 05 28 05 05 28 45 --- 00 23 53 46.1 -66.4 3.8 75.1 40 4875 05 28 06 05 29 10 CYG-X3 00 24 18 46.0 -66.6 3.8 74.8 22 4875 05 29 10 05 37 10 --- 00 32 20 44.5 -66.1 4.0 73.9 480 5122 05 29 11 05 37 35 G79.977+0.81 00 32 45 44.5 -65.8 4.0 74.0 22 5122 05 37 35 05 38 15 --- 00 33 25 44.4 -65.7 4.0 74.0 40 5142 05 37 36 05 38 40 CYG-X3 00 33 50 44.3 -66.0 4.0 73.8 22 5142 05 38 40 05 46 40 --- 00 41 51 42.8 -65.4 4.1 72.9 480 5390 05 38 41 05 47 30 J2018+3851 00 42 41 39.5 -66.8 4.4 69.5 45 5390 05 47 30 05 48 10 --- 00 43 21 39.3 -66.7 4.4 69.5 40 5410 05 47 31 05 48 55 CYG-X3 00 44 06 42.4 -65.2 4.2 72.6 40 5410 05 48 55 05 56 55 --- 00 52 08 41.0 -64.6 4.3 71.7 480 5658 05 48 56 Schedule for KVNPC (Code Kc ) Page 5 Imaging the innermost jet in the off-axis ULX Cyg X-3 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 ---------------------------------------------------------------------------------------- --- Tue 25 Feb 2025 Day 56 --- 05 57 20 G79.977+0.81 00 52 33 40.9 -64.3 4.3 71.8 22 5658 05 57 20 05 58 00 --- 00 53 13 40.8 -64.3 4.3 71.7 40 5678 05 57 21 05 58 25 CYG-X3 00 53 38 40.7 -64.4 4.3 71.5 22 5678 05 58 25 06 06 25 --- 01 01 39 39.3 -63.8 4.5 70.6 480 5926 05 58 26 06 06 50 G79.977+0.81 01 02 04 39.2 -63.6 4.5 70.7 22 5926 06 06 50 06 07 30 --- 01 02 44 39.1 -63.5 4.5 70.6 40 5946 06 06 51 06 07 55 CYG-X3 01 03 10 39.0 -63.7 4.5 70.5 22 5946 06 07 55 06 15 55 --- 01 11 11 37.6 -63.0 4.6 69.6 480 6194 06 07 56 06 16 45 J2018+3851 01 12 01 34.2 -64.1 4.9 66.5 45 6194 06 16 45 06 17 25 --- 01 12 41 34.0 -64.1 4.9 66.5 40 6214 06 16 46 ---------- Long gap for EF to do pointing observations ---------- 06 18 25 J2015+3710 01 13 41 32.6 -65.5 5.0 65.1 56 6214 06 18 25 06 25 25 =2013+370 01 20 42 31.4 -64.8 5.1 64.4 420 6431 06 18 26 06 26 30 CYG-X3 01 21 48 35.7 -62.1 4.8 68.3 60 6431 06 26 30 06 34 30 --- 01 29 49 34.3 -61.4 4.9 67.4 480 6678 06 26 31 06 34 55 G79.977+0.81 01 30 14 34.3 -61.2 5.0 67.5 22 6678 06 34 55 06 35 35 --- 01 30 54 34.2 -61.1 5.0 67.4 40 6699 06 34 56 06 36 00 CYG-X3 01 31 19 34.0 -61.3 5.0 67.3 22 6699 06 36 00 06 44 00 --- 01 39 20 32.7 -60.6 5.1 66.3 480 6946 06 36 01 06 44 25 G79.977+0.81 01 39 46 32.6 -60.4 5.1 66.4 22 6946 06 44 25 06 45 05 --- 01 40 26 32.5 -60.3 5.1 66.3 40 6967 06 44 26 06 45 30 CYG-X3 01 40 51 32.4 -60.5 5.1 66.2 22 6967 06 45 30 06 53 30 --- 01 48 52 31.0 -59.7 5.3 65.2 480 7214 06 45 31 06 54 35 J2018+3851 01 49 57 27.5 -60.4 5.5 62.5 60 7214 06 54 35 06 55 15 --- 01 50 37 27.4 -60.4 5.5 62.4 40 7234 06 54 36 06 56 20 CYG-X3 01 51 43 30.5 -59.5 5.3 64.9 60 7234 06 56 20 07 04 20 --- 01 59 44 29.2 -58.7 5.4 63.9 480 7482 06 56 21 07 04 45 G79.977+0.81 02 00 09 29.2 -58.5 5.4 64.0 22 7482 07 04 45 07 05 25 --- 02 00 49 29.0 -58.4 5.5 63.9 40 7502 07 04 46 Schedule for KVNPC (Code Kc ) Page 6 Imaging the innermost jet in the off-axis ULX Cyg X-3 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 ---------------------------------------------------------------------------------------- --- Tue 25 Feb 2025 Day 56 --- 07 05 50 CYG-X3 02 01 14 28.9 -58.6 5.5 63.8 22 7502 07 05 50 07 13 50 --- 02 09 15 27.6 -57.8 5.6 62.8 480 7750 07 05 51 07 14 15 G79.977+0.81 02 09 40 27.6 -57.6 5.6 62.8 22 7750 07 14 15 07 14 55 --- 02 10 21 27.4 -57.5 5.6 62.8 40 7770 07 14 16 07 15 20 CYG-X3 02 10 46 27.3 -57.6 5.6 62.6 22 7770 07 15 20 07 23 20 --- 02 18 47 26.0 -56.9 5.8 61.7 480 8018 07 15 21 07 24 25 J2018+3851 02 19 52 22.4 -57.3 6.0 59.1 60 8018 07 24 25 07 25 05 --- 02 20 32 22.3 -57.2 6.0 59.0 40 8038 07 24 26 07 26 10 CYG-X3 02 21 37 25.5 -56.6 5.8 61.3 60 8038 07 26 10 07 34 10 --- 02 29 39 24.2 -55.8 5.9 60.4 480 8286 07 26 11 07 34 35 G79.977+0.81 02 30 04 24.2 -55.5 5.9 60.4 22 8286 07 34 35 07 35 15 --- 02 30 44 24.1 -55.5 6.0 60.3 40 8306 07 34 36 07 35 40 CYG-X3 02 31 09 23.9 -55.6 6.0 60.2 22 8306 07 35 40 07 43 40 --- 02 39 10 22.6 -54.8 6.1 59.2 480 8554 07 35 41 07 44 05 G79.977+0.81 02 39 35 22.6 -54.6 6.1 59.2 22 8554 07 44 05 07 44 45 --- 02 40 15 22.5 -54.5 6.1 59.1 40 8574 07 44 06 07 45 10 CYG-X3 02 40 41 22.4 -54.6 6.1 59.0 22 8574 07 45 10 07 53 10 --- 02 48 42 21.1 -53.8 6.3 58.0 480 8822 07 45 11 07 54 15 J2018+3851 02 49 47 17.5 -54.0 6.5 55.5 60 8822 07 54 15 07 54 55 --- 02 50 27 17.4 -53.9 6.5 55.4 40 8842 07 54 16 07 56 00 CYG-X3 02 51 32 20.6 -53.5 6.3 57.6 60 8842 07 56 00 08 04 00 --- 02 59 34 19.4 -52.6 6.4 56.6 480 9089 07 56 01 08 04 25 G79.977+0.81 02 59 59 19.4 -52.4 6.4 56.6 22 9089 08 04 25 08 05 05 --- 03 00 39 19.3 -52.3 6.5 56.5 40 9110 08 04 26 08 05 30 CYG-X3 03 01 04 19.1 -52.4 6.5 56.4 22 9110 08 05 30 08 13 30 --- 03 09 05 17.9 -51.5 6.6 55.4 480 9357 08 05 31 08 13 55 G79.977+0.81 03 09 30 17.9 -51.3 6.6 55.4 22 9357 08 13 55 08 14 35 --- 03 10 10 17.8 -51.2 6.6 55.3 40 9378 08 13 56 08 15 00 CYG-X3 03 10 35 17.6 -51.4 6.6 55.2 22 9378 08 15 00 08 23 00 --- 03 18 37 16.4 -50.4 6.8 54.2 480 9625 08 15 01 Schedule for KVNPC (Code Kc ) Page 7 Imaging the innermost jet in the off-axis ULX Cyg X-3 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 ---------------------------------------------------------------------------------------- --- Tue 25 Feb 2025 Day 56 --- 08 24 05 J2018+3851 03 19 42 12.8 -50.4 7.0 51.8 60 9625 08 24 05 08 24 45 --- 03 20 22 12.7 -50.3 7.0 51.7 40 9646 08 24 06 08 25 45 J2015+3710 03 21 22 11.1 -51.1 7.1 50.9 56 9646 08 25 45 08 29 45 =2013+370 03 25 23 10.5 -50.6 7.1 50.4 240 9770 08 25 46 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess125.K4096nt --- 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: 13 Station: KVNPC Total bit rate: 4096 Format: VDIF Bits per sample: 2 Sample rate:128.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 34100.00 34100.00 34100.00 34100.00 34100.00 34100.00 34100.00 34100.00 34100.00 34100.00 34100.00 34100.00 34100.00 34100.00 34100.00 34100.00 Net SB= L U L U L U L U L U L U L U L U IF SB = L L L L L L L L L L L L L L L L Pol. = LCP LCP LCP LCP LCP LCP LCP LCP RCP RCP RCP RCP RCP RCP RCP RCP BBC = 1 1 1 1 1 1 1 1 3 3 3 3 3 3 3 3 BBC SB= U L U L U L U L U L U L U L U L IF = A A A A A A A A B B B B B B B B The following frequency sets based on these setups were used. Frequency Set: 13 Setup file default. Used with PCAL = off LO sum= 21933.00 21933.00 22061.00 22061.00 22189.00 22189.00 22317.00 22317.00 21933.00 21933.00 22061.00 22061.00 22189.00 22189.00 22317.00 22317.00 BBC fr= 12167.00 12167.00 12039.00 12039.00 11911.00 11911.00 11783.00 11783.00 12167.00 12167.00 12039.00 12039.00 11911.00 11911.00 11783.00 11783.00 Bandwd= 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 Matching frequency sets: 13 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * CYG-X3 20 30 37.609355 * 20 32 25.769443 20 33 18.354231 0.00 40 47 12.60948 * 40 57 27.87978 41 02 21.55553 0.00 From catalog imbedded in main SCHED input file. * G79.977+0.81 20 30 33.033016 * 20 32 20.900000 20 33 13.331182 0.00 40 57 39.40173 * 41 07 54.40000 41 12 47.92270 0.00 From catalog imbedded in main SCHED input file. No accurate position available * J2023+4125 20 21 50.118817 * 20 23 36.163900 20 24 27.708946 0.00 41 15 42.31611 * 41 25 26.74400 41 30 04.23357 0.00 From catalog imbedded in main SCHED input file. * J2035+4049 20 33 27.825067 * 20 35 16.636000 20 36 09.540417 0.00 40 39 18.62990 * 40 49 43.66000 40 54 42.46184 0.00 From catalog imbedded in main SCHED input file. * J2018+3851 20 16 41.516202 * 20 18 31.024200 20 19 24.425607 0.00 38 41 53.25421 * 38 51 19.38200 38 55 47.50296 0.00 From catalog imbedded in main SCHED input file. 2013+370 20 13 37.014517 * 20 15 28.729803 20 16 23.308245 0.09 * J2015+3710 37 01 44.45878 * 37 10 59.51466 37 15 22.00660 0.12 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 131 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 CYG-X3 sess125.K4096nt 1 2 3 4 5 6 7 8 9 10 13 14 + 4.400 673.129 G79.977+0.8sess125.K4096nt 1 2 3 4 5 6 7 8 9 10 13 14 + 0.244 37.400 J2023+4125 sess125.K4096nt 1 2 3 4 5 6 7 8 9 10 13 14 + 0.050 7.650 J2035+4049 sess125.K4096nt 1 2 3 4 5 6 7 8 9 10 13 14 + 0.050 7.650 J2018+3851 sess125.K4096nt 1 2 3 4 5 6 7 8 9 10 13 14 + 0.156 23.715 J2015+3710 sess125.K4096nt 1 2 3 4 5 6 7 8 9 10 13 14 + 0.367 49.867 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-X3 57.3 G79.977+0.81 57.4 J2023+4125 58.6 J2035+4049 56.8 J2018+3851 57.3 J2015+3710 56.4 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