COVER INFORMATION Station: YEBES40M (Code Ys ) Experiment: Confirmation of close dual quasars at z=0.6-2.5 Exp. Code: ES103J Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Yiping SHU Address: Purple Mountain Observatory, Chinese Academy of Sciences No. 10 Yuanhua Road Nanjing China Phone: +86 15946854256 EMAIL: yiping.shu@pmo.ac.cn Fax: Phone during observation: +86 15946854256 Observing mode: vlbi Notes: # Please turn PHASE CAL ON # COVER LETTER: Schedule for YEBES40M (Code Ys ) Page 2 Confirmation of close dual quasars at z=0.6-2.5 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 ---------------------------------------------------------------------------------------- --- Wed 1 Mar 2023 Day 60 --- Next scan frequencies: 8319.49 8319.49 8319.49 8319.49 8383.49 8383.49 8383.49 8383.49 8447.49 8447.49 8447.49 8447.49 8511.49 8511.49 8511.49 8511.49 Next BBC frequencies: 669.49 669.49 669.49 669.49 733.49 733.49 733.49 733.49 797.49 797.49 797.49 797.49 861.49 861.49 861.49 861.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 17 00 00 J0927+3902 03 24 37 23.5 58.0 -6.1 -56.0 0 0 17 00 00 17 05 00 =4C39.25 03 29 38 24.3 58.6 -6.0 -56.5 300 77 17 00 01 17 06 00 J0934+4908 03 30 38 28.6 48.3 -6.1 -60.0 35 77 17 06 00 17 11 00 =0930+493 03 35 39 29.4 48.8 -6.0 -60.7 300 155 17 06 01 17 11 00 SDSSJ0933+47 03 35 39 28.8 50.3 -6.0 -60.1 -17 155 No stop 17 14 00 --- 03 38 40 29.2 50.6 -5.9 -60.5 163 201 17 11 01 17 14 30 J0934+4908 03 39 10 29.9 49.1 -5.9 -61.2 13 201 17 14 30 17 16 30 =0930+493 03 41 10 30.2 49.3 -5.9 -61.5 120 232 17 14 31 17 16 30 SDSSJ0933+47 03 41 10 29.6 50.9 -5.9 -60.9 -17 232 No stop 17 19 30 --- 03 44 11 30.0 51.2 -5.8 -61.3 163 278 17 16 31 17 19 30 J0934+4908 03 44 11 30.6 49.6 -5.9 -61.9 -17 278 No stop 17 21 30 =0930+493 03 46 11 30.9 49.7 -5.8 -62.2 103 309 17 19 31 17 21 30 SDSSJ0933+47 03 46 11 30.3 51.3 -5.8 -61.6 -17 309 No stop 17 24 30 --- 03 49 11 30.8 51.6 -5.8 -62.0 163 356 17 21 31 17 25 00 J0934+4908 03 49 42 31.4 50.0 -5.8 -62.7 13 356 17 25 00 17 27 00 =0930+493 03 51 42 31.7 50.2 -5.7 -63.0 120 386 17 25 01 17 27 00 SDSSJ0933+47 03 51 42 31.1 51.8 -5.7 -62.3 -17 386 No stop 17 30 00 --- 03 54 42 31.6 52.1 -5.7 -62.7 163 433 17 27 01 17 30 00 J0934+4908 03 54 42 32.1 50.5 -5.7 -63.4 -17 433 No stop 17 32 00 =0930+493 03 56 43 32.4 50.7 -5.7 -63.7 103 464 17 30 01 17 32 00 SDSSJ0933+47 03 56 43 31.9 52.3 -5.6 -63.0 -17 464 No stop 17 35 00 --- 03 59 43 32.3 52.6 -5.6 -63.4 163 510 17 32 01 17 35 30 J0934+4908 04 00 13 32.9 51.0 -5.6 -64.2 13 510 17 35 30 17 37 30 =0930+493 04 02 14 33.2 51.1 -5.6 -64.5 120 541 17 35 31 17 37 30 SDSSJ0933+47 04 02 14 32.7 52.8 -5.5 -63.8 -17 541 No stop 17 40 30 --- 04 05 14 33.2 53.1 -5.5 -64.2 163 587 17 37 31 Schedule for YEBES40M (Code Ys ) Page 3 Confirmation of close dual quasars at z=0.6-2.5 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 ---------------------------------------------------------------------------------------- --- Wed 1 Mar 2023 Day 60 --- 17 40 30 J0934+4908 04 05 14 33.7 51.4 -5.5 -64.9 -17 587 No stop 17 42 30 =0930+493 04 07 14 34.0 51.5 -5.5 -65.2 103 618 17 40 31 17 42 30 SDSSJ0933+47 04 07 14 33.5 53.2 -5.5 -64.5 -17 618 No stop 17 45 30 --- 04 10 15 33.9 53.5 -5.4 -64.9 163 665 17 42 31 17 46 00 J0934+4908 04 10 45 34.5 51.8 -5.4 -65.7 13 665 17 46 00 17 48 00 =0930+493 04 12 45 34.8 52.0 -5.4 -66.0 120 696 17 46 01 17 48 00 SDSSJ0933+47 04 12 45 34.3 53.7 -5.4 -65.2 -17 696 No stop 17 51 00 --- 04 15 46 34.8 54.0 -5.3 -65.6 163 742 17 48 01 17 51 00 J0934+4908 04 15 46 35.2 52.2 -5.3 -66.4 -17 742 No stop 17 53 00 =0930+493 04 17 46 35.5 52.4 -5.3 -66.7 103 773 17 51 01 17 53 00 SDSSJ0933+47 04 17 46 35.1 54.1 -5.3 -65.9 -17 773 No stop 17 56 00 --- 04 20 47 35.6 54.4 -5.2 -66.3 163 819 17 53 01 17 56 30 J0934+4908 04 21 17 36.1 52.7 -5.2 -67.2 13 819 17 56 30 17 58 30 =0930+493 04 23 17 36.4 52.8 -5.2 -67.5 120 850 17 56 31 17 58 30 SDSSJ0933+47 04 23 17 35.9 54.6 -5.2 -66.6 -17 850 No stop 18 01 30 --- 04 26 18 36.4 54.8 -5.1 -67.0 163 897 17 58 31 18 01 30 J0934+4908 04 26 18 36.8 53.1 -5.2 -67.9 -17 897 No stop 18 03 30 =0930+493 04 28 18 37.1 53.2 -5.1 -68.2 103 927 18 01 31 18 03 30 SDSSJ0933+47 04 28 18 36.7 55.0 -5.1 -67.3 -17 927 No stop 18 06 30 --- 04 31 18 37.2 55.3 -5.1 -67.7 163 974 18 03 31 18 07 00 J0934+4908 04 31 48 37.7 53.5 -5.1 -68.7 13 974 18 07 00 18 09 00 =0930+493 04 33 49 38.0 53.6 -5.0 -69.0 120 1005 18 07 01 18 09 00 SDSSJ0933+47 04 33 49 37.6 55.5 -5.0 -68.1 -17 1005 No stop 18 12 00 --- 04 36 49 38.1 55.7 -5.0 -68.5 163 1051 18 09 01 18 12 00 J0934+4908 04 36 49 38.4 53.9 -5.0 -69.4 -17 1051 No stop 18 14 00 =0930+493 04 38 50 38.8 54.0 -5.0 -69.7 103 1082 18 12 01 18 14 00 SDSSJ0933+47 04 38 50 38.4 55.8 -4.9 -68.8 -17 1082 No stop 18 17 00 --- 04 41 50 38.8 56.1 -4.9 -69.2 163 1128 18 14 01 18 17 30 J0934+4908 04 42 20 39.3 54.3 -4.9 -70.2 13 1128 18 17 30 18 19 30 =0930+493 04 44 20 39.6 54.4 -4.9 -70.5 120 1159 18 17 31 Schedule for YEBES40M (Code Ys ) Page 4 Confirmation of close dual quasars at z=0.6-2.5 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 ---------------------------------------------------------------------------------------- --- Wed 1 Mar 2023 Day 60 --- 18 19 30 SDSSJ0933+47 04 44 20 39.2 56.3 -4.8 -69.5 -17 1159 No stop 18 22 30 --- 04 47 21 39.7 56.5 -4.8 -69.9 163 1206 18 19 31 18 22 30 J0934+4908 04 47 21 40.1 54.6 -4.8 -71.0 -17 1206 No stop 18 24 30 =0930+493 04 49 21 40.4 54.8 -4.8 -71.2 103 1237 18 22 31 18 24 30 SDSSJ0933+47 04 49 21 40.0 56.7 -4.8 -70.2 -17 1237 No stop 18 27 30 --- 04 52 22 40.5 56.9 -4.7 -70.6 163 1283 18 24 31 18 28 00 J0934+4908 04 52 52 40.9 55.0 -4.7 -71.7 13 1283 18 28 00 18 30 00 =0930+493 04 54 52 41.2 55.1 -4.7 -72.0 120 1314 18 28 01 18 30 00 SDSSJ0933+47 04 54 52 40.9 57.1 -4.7 -70.9 -17 1314 No stop 18 33 00 --- 04 57 53 41.4 57.3 -4.6 -71.4 163 1360 18 30 01 18 33 00 J0934+4908 04 57 53 41.7 55.3 -4.6 -72.5 -17 1360 No stop 18 35 00 =0930+493 04 59 53 42.0 55.5 -4.6 -72.8 103 1391 18 33 01 18 35 00 SDSSJ0933+47 04 59 53 41.7 57.4 -4.6 -71.6 -17 1391 No stop 18 38 00 --- 05 02 54 42.2 57.6 -4.5 -72.0 163 1438 18 35 01 18 38 30 J0934+4908 05 03 24 42.6 55.7 -4.5 -73.3 13 1438 18 38 30 18 40 30 =0930+493 05 05 24 42.9 55.8 -4.5 -73.6 120 1469 18 38 31 18 40 30 SDSSJ0933+47 05 05 24 42.6 57.8 -4.5 -72.4 -17 1469 No stop 18 43 30 --- 05 08 24 43.1 58.0 -4.4 -72.8 163 1515 18 40 31 18 43 30 J0934+4908 05 08 24 43.4 56.0 -4.5 -74.0 -17 1515 No stop 18 45 30 =0930+493 05 10 25 43.7 56.1 -4.4 -74.3 103 1546 18 43 31 18 45 30 SDSSJ0933+47 05 10 25 43.4 58.2 -4.4 -73.1 -17 1546 No stop 18 48 30 --- 05 13 25 43.9 58.4 -4.4 -73.5 163 1592 18 45 31 18 49 00 J0934+4908 05 13 55 44.2 56.3 -4.4 -74.8 13 1592 18 49 00 18 51 00 =0930+493 05 15 56 44.5 56.5 -4.3 -75.1 120 1623 18 49 01 18 51 00 SDSSJ0933+47 05 15 56 44.3 58.5 -4.3 -73.8 -17 1623 No stop 18 54 00 --- 05 18 56 44.8 58.7 -4.3 -74.3 163 1669 18 51 01 18 54 00 J0934+4908 05 18 56 45.0 56.6 -4.3 -75.6 -17 1669 No stop 18 56 00 =0930+493 05 20 56 45.3 56.7 -4.2 -75.8 103 1700 18 54 01 18 57 00 J0927+3902 05 21 57 43.6 70.9 -4.1 -67.4 31 1700 18 57 00 19 02 00 =4C39.25 05 26 57 44.5 71.4 -4.0 -67.8 300 1778 18 57 01 Schedule for YEBES40M (Code Ys ) Page 5 Confirmation of close dual quasars at z=0.6-2.5 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 ---------------------------------------------------------------------------------------- --- Wed 1 Mar 2023 Day 60 --- 19 03 00 J0934+4908 05 27 58 46.5 57.1 -4.1 -76.9 31 1778 19 03 00 19 08 00 =0930+493 05 32 58 47.3 57.4 -4.0 -77.6 300 1855 19 03 01 19 08 00 SDSSJ0933+47 05 32 58 47.1 59.6 -4.0 -76.2 -17 1855 No stop 19 11 00 --- 05 35 59 47.6 59.8 -4.0 -76.6 163 1901 19 08 01 19 11 30 J0934+4908 05 36 29 47.8 57.6 -4.0 -78.2 13 1901 19 11 30 19 13 30 =0930+493 05 38 29 48.1 57.7 -4.0 -78.5 120 1932 19 11 31 19 13 30 SDSSJ0933+47 05 38 29 48.0 59.9 -3.9 -77.0 -17 1932 No stop 19 16 30 --- 05 41 30 48.5 60.1 -3.9 -77.4 163 1979 19 13 31 19 16 30 J0934+4908 05 41 30 48.6 57.8 -3.9 -78.9 -17 1979 No stop 19 18 30 =0930+493 05 43 30 48.9 57.9 -3.9 -79.2 103 2010 19 16 31 19 18 30 SDSSJ0933+47 05 43 30 48.8 60.2 -3.9 -77.7 -17 2010 No stop 19 21 30 --- 05 46 31 49.3 60.3 -3.8 -78.2 163 2056 19 18 31 19 22 00 J0934+4908 05 47 01 49.5 58.1 -3.8 -79.8 13 2056 19 22 00 19 24 00 =0930+493 05 49 01 49.8 58.2 -3.8 -80.1 120 2087 19 22 01 19 24 00 SDSSJ0933+47 05 49 01 49.7 60.5 -3.8 -78.5 -17 2087 No stop 19 27 00 --- 05 52 02 50.2 60.6 -3.7 -79.0 163 2133 19 24 01 19 27 00 J0934+4908 05 52 02 50.3 58.3 -3.7 -80.6 -17 2133 No stop 19 29 00 =0930+493 05 54 02 50.6 58.4 -3.7 -80.9 103 2164 19 27 01 19 29 00 SDSSJ0933+47 05 54 02 50.5 60.7 -3.7 -79.2 -17 2164 No stop 19 32 00 --- 05 57 02 51.0 60.9 -3.6 -79.7 163 2211 19 29 01 19 32 30 J0934+4908 05 57 32 51.2 58.5 -3.6 -81.4 13 2211 19 32 30 19 34 30 =0930+493 05 59 33 51.5 58.6 -3.6 -81.8 120 2241 19 32 31 19 34 30 SDSSJ0933+47 05 59 33 51.5 61.0 -3.6 -80.1 -17 2241 No stop 19 37 30 --- 06 02 33 52.0 61.1 -3.5 -80.5 163 2288 19 34 31 19 37 30 J0934+4908 06 02 33 52.0 58.7 -3.6 -82.2 -17 2288 No stop 19 39 30 =0930+493 06 04 34 52.4 58.8 -3.5 -82.6 103 2319 19 37 31 19 39 30 SDSSJ0933+47 06 04 34 52.3 61.2 -3.5 -80.8 -17 2319 No stop 19 42 30 --- 06 07 34 52.8 61.4 -3.5 -81.3 163 2365 19 39 31 19 43 00 J0934+4908 06 08 04 52.9 58.9 -3.5 -83.1 13 2365 19 43 00 19 45 00 =0930+493 06 10 05 53.3 59.0 -3.4 -83.5 120 2396 19 43 01 Schedule for YEBES40M (Code Ys ) Page 6 Confirmation of close dual quasars at z=0.6-2.5 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 ---------------------------------------------------------------------------------------- --- Wed 1 Mar 2023 Day 60 --- 19 45 00 SDSSJ0933+47 06 10 05 53.2 61.5 -3.4 -81.6 -17 2396 No stop 19 48 00 --- 06 13 05 53.7 61.6 -3.4 -82.1 163 2442 19 45 01 19 48 00 J0934+4908 06 13 05 53.7 59.1 -3.4 -84.0 -18 2442 No stop 19 50 00 =0930+493 06 15 05 54.1 59.1 -3.3 -84.3 102 2473 19 48 01 19 50 00 SDSSJ0933+47 06 15 05 54.1 61.7 -3.3 -82.4 -18 2473 No stop 19 53 00 --- 06 18 06 54.6 61.8 -3.3 -82.9 162 2520 19 50 01 19 53 30 J0934+4908 06 18 36 54.6 59.2 -3.3 -84.9 12 2520 19 53 30 19 55 30 =0930+493 06 20 36 55.0 59.3 -3.3 -85.2 120 2551 19 53 31 19 55 30 SDSSJ0933+47 06 20 36 55.0 61.9 -3.2 -83.3 -18 2551 No stop 19 58 30 --- 06 23 37 55.5 62.0 -3.2 -83.7 162 2597 19 55 31 19 58 30 J0934+4908 06 23 37 55.5 59.3 -3.2 -85.7 -18 2597 No stop 20 00 30 =0930+493 06 25 37 55.8 59.4 -3.2 -86.1 102 2628 19 58 31 20 00 30 SDSSJ0933+47 06 25 37 55.8 62.0 -3.2 -84.0 -18 2628 No stop 20 03 30 --- 06 28 38 56.3 62.1 -3.1 -84.5 162 2674 20 00 31 20 04 00 J0934+4908 06 29 08 56.4 59.4 -3.1 -86.7 12 2674 20 04 00 20 06 00 =0930+493 06 31 08 56.7 59.5 -3.1 -87.0 120 2705 20 04 01 20 06 00 SDSSJ0933+47 06 31 08 56.7 62.2 -3.1 -84.9 -18 2705 No stop 20 09 00 --- 06 34 08 57.2 62.3 -3.0 -85.4 162 2752 20 06 01 20 09 00 J0934+4908 06 34 08 57.2 59.5 -3.0 -87.6 -18 2752 No stop 20 11 00 =0930+493 06 36 09 57.5 59.5 -3.0 -87.9 102 2782 20 09 01 20 11 00 SDSSJ0933+47 06 36 09 57.6 62.3 -3.0 -85.7 -18 2782 No stop 20 14 00 --- 06 39 09 58.1 62.4 -2.9 -86.2 162 2829 20 11 01 20 14 30 J0934+4908 06 39 39 58.1 59.6 -2.9 -88.5 12 2829 20 14 30 20 16 30 =0930+493 06 41 40 58.4 59.6 -2.9 -88.9 120 2860 20 14 31 20 16 30 SDSSJ0933+47 06 41 40 58.5 62.4 -2.9 -86.7 -18 2860 No stop 20 19 30 --- 06 44 40 59.0 62.5 -2.8 -87.2 162 2906 20 16 31 20 19 30 J0934+4908 06 44 40 58.9 59.6 -2.9 -89.5 -18 2906 No stop 20 21 30 =0930+493 06 46 41 59.2 59.6 -2.8 -89.8 102 2937 20 19 31 20 21 30 SDSSJ0933+47 06 46 41 59.4 62.5 -2.8 -87.5 -18 2937 No stop 20 24 30 --- 06 49 41 59.9 62.5 -2.8 -88.0 162 2983 20 21 31 Schedule for YEBES40M (Code Ys ) Page 7 Confirmation of close dual quasars at z=0.6-2.5 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 ---------------------------------------------------------------------------------------- --- Wed 1 Mar 2023 Day 60 --- 20 25 00 J0934+4908 06 50 11 59.8 59.6 -2.8 -90.5 12 2983 20 25 00 20 27 00 =0930+493 06 52 11 60.1 59.6 -2.7 -90.9 120 3014 20 25 01 20 27 00 SDSSJ0933+47 06 52 11 60.3 62.6 -2.7 -88.5 -18 3014 No stop 20 30 00 --- 06 55 12 60.8 62.6 -2.7 -89.0 162 3061 20 27 01 20 30 00 J0934+4908 06 55 12 60.6 59.6 -2.7 -91.5 -18 3061 No stop 20 32 00 =0930+493 06 57 12 61.0 59.5 -2.6 -91.9 102 3092 20 30 01 20 32 00 SDSSJ0933+47 06 57 12 61.1 62.6 -2.6 -89.4 -18 3092 No stop 20 35 00 --- 07 00 13 61.6 62.6 -2.6 -89.9 162 3138 20 32 01 20 35 30 J0934+4908 07 00 43 61.5 59.5 -2.6 -92.6 12 3138 20 35 30 20 37 30 =0930+493 07 02 43 61.9 59.5 -2.6 -93.0 120 3169 20 35 31 20 37 30 SDSSJ0933+47 07 02 43 62.1 62.6 -2.5 -90.4 -18 3169 No stop 20 40 30 --- 07 05 44 62.6 62.6 -2.5 -91.0 162 3215 20 37 31 20 40 30 J0934+4908 07 05 44 62.4 59.4 -2.5 -93.6 -18 3215 No stop 20 42 30 =0930+493 07 07 44 62.7 59.4 -2.5 -94.0 102 3246 20 40 31 20 42 30 SDSSJ0933+47 07 07 44 62.9 62.6 -2.5 -91.3 -18 3246 No stop 20 45 30 --- 07 10 44 63.4 62.5 -2.4 -91.9 162 3293 20 42 31 20 46 00 J0934+4908 07 11 15 63.3 59.3 -2.4 -94.8 12 3293 20 46 00 20 48 00 =0930+493 07 13 15 63.6 59.2 -2.4 -95.2 120 3324 20 46 01 20 48 00 SDSSJ0933+47 07 13 15 63.8 62.5 -2.4 -92.4 -18 3324 No stop 20 51 00 --- 07 16 15 64.3 62.5 -2.3 -93.0 162 3370 20 48 01 20 51 00 J0934+4908 07 16 15 64.1 59.1 -2.3 -95.9 -18 3370 No stop 20 53 00 =0930+493 07 18 16 64.4 59.0 -2.3 -96.3 102 3401 20 51 01 20 54 00 J0927+3902 07 19 16 65.2 83.1 -2.2 -76.0 21 3401 20 54 00 21 00 00 =4C39.25 07 25 17 66.4 83.7 -2.1 -76.3 360 3494 20 54 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess123.X2048 --- 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: 4 Station: YEBES40M Total bit rate: 2048 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 7650.00 7650.00 7650.00 7650.00 7650.00 7650.00 7650.00 7650.00 7650.00 7650.00 7650.00 7650.00 7650.00 7650.00 7650.00 7650.00 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 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 BBC SB= L L U U L L U U L L U U L L U U IF = A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 The following frequency sets based on these setups were used. Frequency Set: 7 Setup file default. Used with PCAL = off LO sum= 8319.49 8319.49 8319.49 8319.49 8383.49 8383.49 8383.49 8383.49 8447.49 8447.49 8447.49 8447.49 8511.49 8511.49 8511.49 8511.49 BBC fr= 669.49 669.49 669.49 669.49 733.49 733.49 733.49 733.49 797.49 797.49 797.49 797.49 861.49 861.49 861.49 861.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 7 8 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) * SDSSJ0933+47 09 30 03.015463 * 09 33 21.120000 09 34 54.058664 0.00 47 52 35.27416 * 47 39 15.91000 47 33 08.47211 0.00 From catalog imbedded in main SCHED input file. 4C39.25 09 23 55.319216 * 09 27 03.013937 09 28 30.904303 0.31 * J0927+3902 39 15 23.56644 * 39 02 20.85185 38 56 20.29363 0.16 0923+392 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0927+39 GSFC 2016a X/S astro solution, 250526 observations. 0930+493 09 30 55.520302 * 09 34 15.762161 09 35 49.739081 0.19 * J0934+4908 49 21 43.43738 * 49 08 21.72954 49 02 13.34913 0.14 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 139 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 SDSSJ0933+4sess123.X2048 1 2 3 4 5 6 7 9 2.000 63.539 J0927+3902 sess123.X2048 1 2 3 4 5 6 7 9 0.267 9.377 J0934+4908 sess123.X2048 1 2 3 4 5 6 7 9 1.500 49.244 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) SDSSJ0933+47 136.9 J0927+3902 143.6 J0934+4908 135.6 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