COVER INFORMATION Station: EFLSBERG (Code Ef ) Experiment: Confirmation of close dual quasars at z=0.6-2.5 Exp. Code: ES103G 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 EFLSBERG (Code Ef ) 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 ---------------------------------------------------------------------------------------- --- Thu 23 Feb 2023 Day 54 --- Next scan frequencies: 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 Next BBC frequencies: 730.49 730.49 730.49 730.49 794.49 794.49 794.49 794.49 858.49 858.49 858.49 858.49 922.49 922.49 922.49 922.49 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 16 30 00 J0927+3902 03 10 46 26.5 60.1 -6.3 -45.1 0 0 16 30 00 16 35 00 =4C39.25 03 15 47 27.2 60.9 -6.2 -45.6 300 77 16 30 01 16 36 00 J0905+4850 03 16 47 36.7 55.3 -5.8 -52.4 -8 77 16 36 00 16 41 00 =0902+490 03 21 48 37.4 55.9 -5.8 -53.0 292 155 16 36 01 16 41 00 SDSSJ0910+49 03 21 48 37.0 54.9 -5.8 -52.7 -30 155 No stop 16 44 00 --- 03 24 48 37.4 55.3 -5.8 -53.1 150 201 16 41 01 16 44 30 J0905+4850 03 25 18 37.9 56.3 -5.7 -53.4 -1 201 16 44 30 16 46 30 =0902+490 03 27 19 38.1 56.6 -5.7 -53.6 119 232 16 44 31 16 46 30 SDSSJ0910+49 03 27 19 37.8 55.6 -5.7 -53.3 -30 232 No stop 16 49 30 --- 03 30 19 38.2 56.0 -5.7 -53.7 150 278 16 46 31 16 49 30 J0905+4850 03 30 19 38.5 57.0 -5.6 -53.9 -31 278 No stop 16 51 30 =0902+490 03 32 20 38.8 57.2 -5.6 -54.2 89 309 16 49 31 16 51 30 SDSSJ0910+49 03 32 20 38.4 56.2 -5.7 -53.9 -31 309 No stop 16 54 30 --- 03 35 20 38.8 56.6 -5.6 -54.3 149 356 16 51 31 16 55 00 J0905+4850 03 35 50 39.3 57.6 -5.5 -54.6 -1 356 16 55 00 16 57 00 =0902+490 03 37 50 39.5 57.9 -5.5 -54.8 119 386 16 55 01 16 57 00 SDSSJ0910+49 03 37 50 39.1 56.9 -5.6 -54.5 -31 386 No stop 17 00 00 --- 03 40 51 39.6 57.3 -5.5 -54.9 149 433 16 57 01 17 00 00 J0905+4850 03 40 51 39.9 58.3 -5.4 -55.1 -31 433 No stop 17 02 00 =0902+490 03 42 51 40.2 58.5 -5.4 -55.3 89 464 17 00 01 17 02 00 SDSSJ0910+49 03 42 51 39.8 57.5 -5.5 -55.1 -31 464 No stop 17 05 00 --- 03 45 52 40.2 57.9 -5.4 -55.4 149 510 17 02 01 17 05 30 J0905+4850 03 46 22 40.7 58.9 -5.3 -55.7 -1 510 17 05 30 17 07 30 =0902+490 03 48 22 41.0 59.2 -5.3 -55.9 119 541 17 05 31 17 07 30 SDSSJ0910+49 03 48 22 40.6 58.2 -5.4 -55.7 -31 541 No stop 17 10 30 --- 03 51 23 41.0 58.6 -5.3 -56.0 149 587 17 07 31 Schedule for EFLSBERG (Code Ef ) 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 ---------------------------------------------------------------------------------------- --- Thu 23 Feb 2023 Day 54 --- 17 10 30 J0905+4850 03 51 23 41.4 59.6 -5.3 -56.2 -31 587 No stop 17 12 30 =0902+490 03 53 23 41.6 59.8 -5.2 -56.5 89 618 17 10 31 17 12 30 SDSSJ0910+49 03 53 23 41.2 58.8 -5.3 -56.3 -31 618 No stop 17 15 30 --- 03 56 24 41.7 59.2 -5.3 -56.6 149 665 17 12 31 17 16 00 J0905+4850 03 56 54 42.1 60.2 -5.2 -56.8 -1 665 17 16 00 17 18 00 =0902+490 03 58 54 42.4 60.5 -5.1 -57.0 119 696 17 16 01 17 18 00 SDSSJ0910+49 03 58 54 42.0 59.5 -5.2 -56.9 -31 696 No stop 17 21 00 --- 04 01 54 42.4 59.8 -5.2 -57.2 149 742 17 18 01 17 21 00 J0905+4850 04 01 54 42.8 60.8 -5.1 -57.4 -31 742 No stop 17 23 00 =0902+490 04 03 55 43.1 61.1 -5.1 -57.6 89 773 17 21 01 17 23 00 SDSSJ0910+49 04 03 55 42.7 60.1 -5.1 -57.4 -31 773 No stop 17 26 00 --- 04 06 55 43.1 60.4 -5.1 -57.7 149 819 17 23 01 17 26 30 J0905+4850 04 07 25 43.6 61.5 -5.0 -57.9 -1 819 17 26 30 17 28 30 =0902+490 04 09 26 43.9 61.7 -5.0 -58.1 119 850 17 26 31 17 28 30 SDSSJ0910+49 04 09 26 43.4 60.7 -5.0 -58.0 -31 850 No stop 17 31 30 --- 04 12 26 43.9 61.1 -5.0 -58.3 149 897 17 28 31 17 31 30 J0905+4850 04 12 26 44.3 62.1 -4.9 -58.5 -31 897 No stop 17 33 30 =0902+490 04 14 26 44.6 62.4 -4.9 -58.7 89 927 17 31 31 17 33 30 SDSSJ0910+49 04 14 26 44.1 61.3 -5.0 -58.5 -31 927 No stop 17 36 30 --- 04 17 27 44.6 61.7 -4.9 -58.8 149 974 17 33 31 17 37 00 J0905+4850 04 17 57 45.1 62.8 -4.8 -59.0 -1 974 17 37 00 17 39 00 =0902+490 04 19 57 45.4 63.0 -4.8 -59.2 119 1005 17 37 01 17 39 00 SDSSJ0910+49 04 19 57 44.9 62.0 -4.9 -59.1 -31 1005 No stop 17 42 00 --- 04 22 58 45.3 62.3 -4.8 -59.4 149 1051 17 39 01 17 42 00 J0905+4850 04 22 58 45.8 63.4 -4.7 -59.5 -31 1051 No stop 17 44 00 =0902+490 04 24 58 46.1 63.6 -4.7 -59.8 89 1082 17 42 01 17 44 00 SDSSJ0910+49 04 24 58 45.6 62.6 -4.8 -59.6 -31 1082 No stop 17 47 00 --- 04 27 59 46.0 62.9 -4.7 -59.9 149 1128 17 44 01 17 47 30 J0905+4850 04 28 29 46.6 64.0 -4.6 -60.1 -1 1128 17 47 30 17 49 30 =0902+490 04 30 29 46.9 64.3 -4.6 -60.3 119 1159 17 47 31 Schedule for EFLSBERG (Code Ef ) 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 ---------------------------------------------------------------------------------------- --- Thu 23 Feb 2023 Day 54 --- 17 49 30 SDSSJ0910+49 04 30 29 46.4 63.2 -4.7 -60.2 -31 1159 No stop 17 52 30 --- 04 33 30 46.8 63.6 -4.6 -60.5 149 1206 17 49 31 17 52 30 J0905+4850 04 33 30 47.3 64.6 -4.6 -60.6 -32 1206 No stop 17 54 30 =0902+490 04 35 30 47.6 64.9 -4.5 -60.8 88 1237 17 52 31 17 54 30 SDSSJ0910+49 04 35 30 47.1 63.8 -4.6 -60.7 -31 1237 No stop 17 57 30 --- 04 38 30 47.5 64.2 -4.6 -61.0 149 1283 17 54 31 17 58 00 J0905+4850 04 39 01 48.1 65.3 -4.5 -61.2 -2 1283 17 58 00 18 00 00 =0902+490 04 41 01 48.4 65.5 -4.4 -61.4 118 1314 17 58 01 18 00 00 SDSSJ0910+49 04 41 01 47.9 64.5 -4.5 -61.3 -31 1314 No stop 18 03 00 --- 04 44 01 48.3 64.8 -4.5 -61.6 149 1360 18 00 01 18 03 00 J0905+4850 04 44 01 48.8 65.9 -4.4 -61.7 -32 1360 No stop 18 05 00 =0902+490 04 46 02 49.1 66.1 -4.4 -61.9 88 1391 18 03 01 18 05 00 SDSSJ0910+49 04 46 02 48.6 65.0 -4.4 -61.8 -31 1391 No stop 18 08 00 --- 04 49 02 49.1 65.4 -4.4 -62.1 149 1438 18 05 01 18 08 30 J0905+4850 04 49 32 49.6 66.5 -4.3 -62.2 -2 1438 18 08 30 18 10 30 =0902+490 04 51 33 49.9 66.8 -4.3 -62.4 118 1469 18 08 31 18 10 30 SDSSJ0910+49 04 51 33 49.4 65.7 -4.3 -62.4 -31 1469 No stop 18 13 30 --- 04 54 33 49.9 66.0 -4.3 -62.7 149 1515 18 10 31 18 13 30 J0905+4850 04 54 33 50.3 67.1 -4.2 -62.7 -32 1515 No stop 18 15 30 =0902+490 04 56 33 50.6 67.4 -4.2 -62.9 88 1546 18 13 31 18 15 30 SDSSJ0910+49 04 56 33 50.1 66.3 -4.3 -62.9 -31 1546 No stop 18 18 30 --- 04 59 34 50.6 66.6 -4.2 -63.2 149 1592 18 15 31 18 19 00 J0905+4850 05 00 04 51.1 67.8 -4.1 -63.2 -2 1592 18 19 00 18 21 00 =0902+490 05 02 04 51.4 68.0 -4.1 -63.4 118 1623 18 19 01 18 21 00 SDSSJ0910+49 05 02 04 50.9 66.9 -4.2 -63.4 -31 1623 No stop 18 24 00 --- 05 05 05 51.4 67.3 -4.1 -63.7 149 1669 18 21 01 18 24 00 J0905+4850 05 05 05 51.9 68.4 -4.0 -63.7 -32 1669 No stop 18 26 00 =0902+490 05 07 05 52.2 68.6 -4.0 -63.9 88 1700 18 24 01 18 27 00 J0927+3902 05 08 05 43.9 78.2 -4.3 -53.1 -3 1700 18 27 00 18 32 00 =4C39.25 05 13 06 44.7 79.1 -4.3 -53.4 297 1778 18 27 01 Schedule for EFLSBERG (Code Ef ) 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 ---------------------------------------------------------------------------------------- --- Thu 23 Feb 2023 Day 54 --- 18 33 00 J0905+4850 05 14 06 53.2 69.4 -3.9 -64.5 -4 1778 18 33 00 18 38 00 =0902+490 05 19 07 54.0 70.0 -3.8 -65.0 296 1855 18 33 01 18 38 00 SDSSJ0910+49 05 19 07 53.5 68.9 -3.9 -65.1 -32 1855 No stop 18 41 00 --- 05 22 08 53.9 69.2 -3.8 -65.4 148 1901 18 38 01 18 41 30 J0905+4850 05 22 38 54.5 70.5 -3.7 -65.3 -2 1901 18 41 30 18 43 30 =0902+490 05 24 38 54.8 70.7 -3.7 -65.5 118 1932 18 41 31 18 43 30 SDSSJ0910+49 05 24 38 54.3 69.5 -3.8 -65.6 -32 1932 No stop 18 46 30 --- 05 27 38 54.7 69.9 -3.7 -65.9 148 1979 18 43 31 18 46 30 J0905+4850 05 27 38 55.2 71.1 -3.7 -65.8 -32 1979 No stop 18 48 30 =0902+490 05 29 39 55.6 71.3 -3.6 -66.0 88 2010 18 46 31 18 48 30 SDSSJ0910+49 05 29 39 55.0 70.1 -3.7 -66.1 -32 2010 No stop 18 51 30 --- 05 32 39 55.5 70.5 -3.7 -66.4 148 2056 18 48 31 18 52 00 J0905+4850 05 33 09 56.1 71.7 -3.6 -66.3 -2 2056 18 52 00 18 54 00 =0902+490 05 35 10 56.4 71.9 -3.5 -66.5 118 2087 18 52 01 18 54 00 SDSSJ0910+49 05 35 10 55.9 70.7 -3.6 -66.6 -32 2087 No stop 18 57 00 --- 05 38 10 56.3 71.1 -3.6 -66.9 148 2133 18 54 01 18 57 00 J0905+4850 05 38 10 56.8 72.3 -3.5 -66.7 -33 2133 No stop 18 59 00 =0902+490 05 40 11 57.1 72.5 -3.4 -66.9 87 2164 18 57 01 18 59 00 SDSSJ0910+49 05 40 11 56.6 71.3 -3.5 -67.1 -32 2164 No stop 19 02 00 --- 05 43 11 57.1 71.7 -3.5 -67.3 148 2211 18 59 01 19 02 30 J0905+4850 05 43 41 57.7 73.0 -3.4 -67.2 -3 2211 19 02 30 19 04 30 =0902+490 05 45 41 58.0 73.2 -3.4 -67.4 117 2241 19 02 31 19 04 30 SDSSJ0910+49 05 45 41 57.4 72.0 -3.4 -67.6 -32 2241 No stop 19 07 30 --- 05 48 42 57.9 72.3 -3.4 -67.8 148 2288 19 04 31 19 07 30 J0905+4850 05 48 42 58.4 73.6 -3.3 -67.6 -33 2288 No stop 19 09 30 =0902+490 05 50 42 58.7 73.8 -3.3 -67.8 87 2319 19 07 31 19 09 30 SDSSJ0910+49 05 50 42 58.2 72.5 -3.3 -68.0 -32 2319 No stop 19 12 30 --- 05 53 43 58.7 72.9 -3.3 -68.3 148 2365 19 09 31 19 13 00 J0905+4850 05 54 13 59.3 74.2 -3.2 -68.1 -3 2365 19 13 00 19 15 00 =0902+490 05 56 13 59.6 74.5 -3.2 -68.3 117 2396 19 13 01 Schedule for EFLSBERG (Code Ef ) 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 ---------------------------------------------------------------------------------------- --- Thu 23 Feb 2023 Day 54 --- 19 15 00 SDSSJ0910+49 05 56 13 59.0 73.2 -3.3 -68.5 -33 2396 No stop 19 18 00 --- 05 59 14 59.5 73.5 -3.2 -68.8 147 2442 19 15 01 19 18 00 J0905+4850 05 59 14 60.0 74.8 -3.1 -68.5 -33 2442 No stop 19 20 00 =0902+490 06 01 14 60.4 75.1 -3.1 -68.7 87 2473 19 18 01 19 20 00 SDSSJ0910+49 06 01 14 59.8 73.8 -3.2 -69.0 -33 2473 No stop 19 23 00 --- 06 04 14 60.3 74.1 -3.1 -69.2 147 2520 19 20 01 19 23 30 J0905+4850 06 04 45 60.9 75.5 -3.0 -69.0 -3 2520 19 23 30 19 25 30 =0902+490 06 06 45 61.2 75.7 -3.0 -69.2 117 2551 19 23 31 19 25 30 SDSSJ0910+49 06 06 45 60.6 74.4 -3.1 -69.4 -33 2551 No stop 19 28 30 --- 06 09 45 61.1 74.8 -3.0 -69.7 147 2597 19 25 31 19 28 30 J0905+4850 06 09 45 61.7 76.1 -3.0 -69.4 -33 2597 No stop 19 30 30 =0902+490 06 11 46 62.0 76.3 -2.9 -69.6 87 2628 19 28 31 19 30 30 SDSSJ0910+49 06 11 46 61.4 75.0 -3.0 -69.9 -33 2628 No stop 19 33 30 --- 06 14 46 61.9 75.4 -2.9 -70.1 147 2674 19 30 31 19 34 00 J0905+4850 06 15 16 62.5 76.8 -2.9 -69.8 -4 2674 19 34 00 19 36 00 =0902+490 06 17 17 62.8 77.0 -2.8 -70.0 116 2705 19 34 01 19 36 00 SDSSJ0910+49 06 17 17 62.3 75.7 -2.9 -70.4 -33 2705 No stop 19 39 00 --- 06 20 17 62.7 76.0 -2.9 -70.6 147 2752 19 36 01 19 39 00 J0905+4850 06 20 17 63.3 77.4 -2.8 -70.2 -34 2752 No stop 19 41 00 =0902+490 06 22 17 63.6 77.6 -2.7 -70.4 86 2782 19 39 01 19 41 00 SDSSJ0910+49 06 22 17 63.0 76.2 -2.8 -70.8 -33 2782 No stop 19 44 00 --- 06 25 18 63.5 76.6 -2.8 -71.0 147 2829 19 41 01 19 44 30 J0905+4850 06 25 48 64.2 78.1 -2.7 -70.7 -4 2829 19 44 30 19 46 30 =0902+490 06 27 48 64.5 78.3 -2.7 -70.8 116 2860 19 44 31 19 46 30 SDSSJ0910+49 06 27 48 63.9 76.9 -2.7 -71.2 -34 2860 No stop 19 49 30 --- 06 30 49 64.4 77.3 -2.7 -71.5 146 2906 19 46 31 19 49 30 J0905+4850 06 30 49 64.9 78.7 -2.6 -71.0 -34 2906 No stop 19 51 30 =0902+490 06 32 49 65.2 79.0 -2.6 -71.2 86 2937 19 49 31 19 51 30 SDSSJ0910+49 06 32 49 64.7 77.5 -2.6 -71.6 -34 2937 No stop 19 54 30 --- 06 35 50 65.1 77.9 -2.6 -71.9 146 2983 19 51 31 Schedule for EFLSBERG (Code Ef ) 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 ---------------------------------------------------------------------------------------- --- Thu 23 Feb 2023 Day 54 --- 19 55 00 J0905+4850 06 36 20 65.8 79.4 -2.5 -71.4 -4 2983 19 55 00 19 57 00 =0902+490 06 38 20 66.1 79.7 -2.5 -71.6 116 3014 19 55 01 19 57 00 SDSSJ0910+49 06 38 20 65.5 78.2 -2.6 -72.1 -34 3014 No stop 20 00 00 --- 06 41 21 66.0 78.5 -2.5 -72.3 146 3061 19 57 01 20 00 00 J0905+4850 06 41 21 66.6 80.1 -2.4 -71.8 -35 3061 No stop 20 02 00 =0902+490 06 43 21 66.9 80.3 -2.4 -71.9 85 3092 20 00 01 20 02 00 SDSSJ0910+49 06 43 21 66.3 78.8 -2.5 -72.5 -34 3092 No stop 20 05 00 --- 06 46 21 66.8 79.2 -2.4 -72.7 146 3138 20 02 01 20 05 30 J0905+4850 06 46 51 67.4 80.8 -2.3 -72.2 -5 3138 20 05 30 20 07 30 =0902+490 06 48 52 67.8 81.0 -2.3 -72.3 115 3169 20 05 31 20 07 30 SDSSJ0910+49 06 48 52 67.2 79.5 -2.4 -72.9 -35 3169 No stop 20 10 30 --- 06 51 52 67.6 79.8 -2.3 -73.1 145 3215 20 07 31 20 10 30 J0905+4850 06 51 52 68.2 81.4 -2.3 -72.5 -35 3215 No stop 20 12 30 =0902+490 06 53 53 68.5 81.7 -2.2 -72.6 85 3246 20 10 31 20 12 30 SDSSJ0910+49 06 53 53 67.9 80.1 -2.3 -73.3 -35 3246 No stop 20 15 30 --- 06 56 53 68.4 80.5 -2.2 -73.5 145 3293 20 12 31 20 16 00 J0905+4850 06 57 23 69.1 82.2 -2.2 -72.8 -5 3293 20 16 00 20 18 00 =0902+490 06 59 24 69.4 82.5 -2.1 -72.9 115 3324 20 16 01 20 18 00 SDSSJ0910+49 06 59 24 68.8 80.8 -2.2 -73.6 -35 3324 No stop 20 21 00 --- 07 02 24 69.3 81.2 -2.2 -73.9 145 3370 20 18 01 20 21 00 J0905+4850 07 02 24 69.9 82.9 -2.1 -73.1 -36 3370 No stop 20 23 00 =0902+490 07 04 24 70.2 83.2 -2.0 -73.2 84 3401 20 21 01 20 24 00 J0927+3902 07 05 24 62.4 100.9 -2.4 -53.4 -22 3401 20 24 00 20 30 00 =4C39.25 07 11 25 63.4 102.4 -2.3 -53.0 338 3494 20 24 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess123.C2048 Matching groups in /home/guest/rmc/SCHED/sched11.6/catalogs/freq_RDBE.dat: ef6cm 6cm secondary focus receiver. This LO covers the whole band. ****** Only 256.00 of 512.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 1 Station: EFLSBERG 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= 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 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 C3 A1 C3 A1 C3 A1 C3 A1 C3 A1 C3 A1 C3 A1 C3 The following frequency sets based on these setups were used. Frequency Set: 2 Setup file default. Used with PCAL = off LO sum= 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 BBC fr= 730.49 730.49 730.49 730.49 794.49 794.49 794.49 794.49 858.49 858.49 858.49 858.49 922.49 922.49 922.49 922.49 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: 2 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) * SDSSJ0910+49 09 06 35.862881 * 09 10 02.590000 09 11 39.478693 0.00 49 27 13.94852 * 49 15 00.25000 49 09 23.76236 0.00 From catalog imbedded in main SCHED input file. 0902+490 09 02 00.374037 * 09 05 27.463885 09 07 04.490285 0.15 * J0905+4850 49 02 49.85961 * 48 50 49.96508 48 45 20.07373 0.15 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 114 observations. 4C39.25 09 23 55.319216 * 09 27 03.013937 09 28 30.898990 0.31 * J0927+3902 39 15 23.56644 * 39 02 20.85185 38 56 19.59308 0.16 0923+392 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0927+39 GSFC 2016a X/S astro solution, 250526 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 SDSSJ0910+4sess123.C2048 1 2 3 4 5 6 7 8 9 2.000 64.635 J0905+4850 sess123.C2048 1 2 3 4 5 6 7 8 9 1.500 45.476 J0927+3902 sess123.C2048 1 2 3 4 5 6 7 8 9 0.267 8.878 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) SDSSJ0910+49 137.6 J0905+4850 137.5 J0927+3902 148.0 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