COVER INFORMATION Station: MEDICINA (Code Mc ) Experiment: e-EVN: EW040D, EA077D Exp. Code: EW040D Schedule Version: 1.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Wang, Atri Address: JIVE Oude Hoogeveensedijk 4 Dwingeloo Netherlands Phone: +31 521 596 508 EMAIL: orosz@jive.eu Fax: +31 521 596 508 Phone during observation: +31 521 596 508 Observing mode: realtime e-vlbi Notes: # Please, make sure PHASE CAL is OFF. # Schedule for MEDICINA (Code Mc ) Page 2 e-EVN: EW040D, EA077D 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 18 Mar 2025 Day 77 --- ---------- CLOCK-SEARCH ---------- 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: 230.49 230.49 230.49 230.49 294.49 294.49 294.49 294.49 358.49 358.49 358.49 358.49 422.49 422.49 422.49 422.49 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 12 00 00 J0319+4130 00 31 48 59.2 440.3 -2.8 -70.0 0 0 12 00 00 12 05 00 =3C84 00 36 48 60.1 440.9 -2.7 -70.3 300 77 12 00 01 12 07 00 J0319+4130 00 38 49 60.5 441.2 -2.7 -70.4 117 77 12 07 00 12 20 00 =3C84 00 51 51 62.8 442.9 -2.5 -71.1 780 278 12 07 01 12 22 00 J0319+4130 00 53 51 63.1 443.1 -2.5 -71.2 117 278 12 22 00 12 35 00 =3C84 01 06 53 65.4 444.9 -2.2 -71.8 780 479 12 22 01 12 37 00 J0319+4130 01 08 54 65.8 445.2 -2.2 -71.8 117 479 12 37 00 12 50 00 =3C84 01 21 56 68.1 447.1 -2.0 -72.2 780 680 12 37 01 12 55 00 J0530+1331 01 26 57 29.8 460.6 -4.1 -46.1 217 680 12 55 00 13 05 00 =0528+134 01 36 58 31.5 462.6 -3.9 -45.7 600 835 12 55 01 13 07 00 J0530+1331 01 38 59 31.9 463.0 -3.9 -45.6 117 835 13 07 00 13 20 00 =0528+134 01 52 01 34.1 465.6 -3.7 -44.9 780 1036 13 07 01 13 22 00 J0530+1331 01 54 01 34.5 466.0 -3.6 -44.8 117 1036 13 22 00 13 35 00 =0528+134 02 07 03 36.7 468.8 -3.4 -44.0 780 1237 13 22 01 13 37 00 J0530+1331 02 09 04 37.0 469.3 -3.4 -43.8 117 1237 13 37 00 13 50 00 =0528+134 02 22 06 39.2 472.2 -3.2 -42.8 780 1438 13 37 01 13 52 00 J0530+1331 02 24 06 39.5 472.7 -3.1 -42.6 117 1438 13 52 00 14 05 00 =0528+134 02 37 08 41.6 475.8 -2.9 -41.3 780 1639 13 52 01 14 07 00 J0530+1331 02 39 09 42.0 476.3 -2.9 -41.1 117 1639 14 07 00 14 20 00 =0528+134 02 52 11 44.0 479.6 -2.7 -39.6 780 1840 14 07 01 14 22 00 J0530+1331 02 54 11 44.3 480.1 -2.6 -39.4 117 1840 14 22 00 14 35 00 =0528+134 03 07 13 46.3 483.6 -2.4 -37.6 780 2040 14 22 01 14 40 00 J0555+3948 03 12 14 59.4 444.2 -2.8 -67.4 243 2040 14 40 00 14 50 00 =0552+398 03 22 16 61.2 445.6 -2.6 -67.8 600 2195 14 40 01 Schedule for MEDICINA (Code Mc ) Page 3 e-EVN: EW040D, EA077D 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 18 Mar 2025 Day 77 --- 14 52 00 J0555+3948 03 24 16 61.5 445.9 -2.6 -67.8 117 2195 14 52 00 15 05 00 =0552+398 03 37 18 63.8 448.0 -2.3 -68.1 780 2396 14 52 01 15 07 00 J0555+3948 03 39 18 64.2 448.3 -2.3 -68.1 117 2396 15 07 00 15 20 00 =0552+398 03 52 21 66.5 450.6 -2.1 -68.2 780 2597 15 07 01 15 22 00 J0555+3948 03 54 21 66.9 450.9 -2.0 -68.2 117 2597 15 22 00 15 35 00 =0552+398 04 07 23 69.2 453.4 -1.8 -67.9 780 2798 15 22 01 15 37 00 J0555+3948 04 09 23 69.6 453.8 -1.8 -67.9 117 2798 15 37 00 15 50 00 =0552+398 04 22 25 71.9 456.7 -1.6 -67.2 780 2999 15 37 01 15 52 00 J0555+3948 04 24 26 72.2 457.2 -1.5 -67.1 117 2999 15 52 00 16 00 00 =0552+398 04 32 27 73.6 459.3 -1.4 -66.4 480 3123 15 52 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess125.C2048 --- 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: 6 Station: MEDICINA 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= 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 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: 10 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= 230.49 230.49 230.49 230.49 294.49 294.49 294.49 294.49 358.49 358.49 358.49 358.49 422.49 422.49 422.49 422.49 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: 10 11 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) * J1236+0830 12 33 34.316772 * 12 36 06.542016 12 37 24.642642 0.00 08 47 11.45540 * 08 30 40.96230 08 22 11.69970 0.00 From catalog imbedded in main SCHED input file. * J1237+0755 12 34 49.378117 * 12 37 21.658124 12 38 39.779797 0.00 08 12 01.60165 * 07 55 31.94860 07 47 03.09786 0.00 From catalog imbedded in main SCHED input file. * J1838+0404 18 36 19.708735 * 18 38 48.829000 18 40 03.726656 0.00 04 01 41.08866 * 04 04 24.66800 04 05 32.23923 0.00 From catalog imbedded in main SCHED input file. * J1834+0506 18 31 59.401185 * 18 34 27.311400 18 35 41.623393 0.00 05 03 39.17185 * 05 06 03.96400 05 07 01.68386 0.00 From catalog imbedded in main SCHED input file. * J1840 18 37 35.118867 * 18 40 03.076000 18 41 17.377856 0.00 05 02 11.90191 * 05 05 00.85900 05 06 10.80657 0.00 From catalog imbedded in main SCHED input file. 3C84 03 16 29.567265 * 03 19 48.160096 03 21 27.291889 1.50 * J0319+4130 41 19 51.91692 * 41 30 42.10404 41 36 17.34938 2.86 0316+413 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0319+41 GSFC 2016a X/S astro solution, 10291 observations. 0528+134 05 28 06.759216 * 05 30 56.416746 05 32 21.926462 0.21 * J0530+1331 13 29 42.28882 * 13 31 55.14948 13 33 03.57589 0.24 J0530+13 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 138236 observations. 0552+398 05 52 01.407168 * 05 55 30.805611 05 57 16.517336 0.00 * J0555+3948 39 48 21.94581 * 39 48 49.16496 39 49 12.59156 0.00 DA193 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0555+39 GSFC 2016a X/S astro solution, 415688 observations. OJ287 08 51 57.250615 * 08 54 48.874927 08 56 16.451252 0.00 * J0854+2006 20 17 58.41740 * 20 06 30.64085 20 00 43.89669 0.00 0851+202 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0854+20 GSFC 2016a X/S astro solution, 270807 observations. 1222+216 12 22 23.408719 * 12 24 54.458404 12 26 12.139827 0.05 * J1224+2122 21 39 23.03695 * 21 22 46.38856 21 14 14.16588 0.09 J1224+21 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 386 observations. 1611+343 16 11 47.914252 * 16 13 41.064243 16 14 38.933334 0.13 * J1613+3412 34 20 19.83388 * 34 12 47.90890 34 08 37.50314 0.16 J1613+34 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 162031 observations. 1758+388 17 58 44.703954 * 18 00 24.765363 18 01 15.126935 0.01 * J1800+3848 38 48 32.47350 * 38 48 30.69748 38 48 04.67639 0.01 J1800+38 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 5095 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 J1236+0830 sess125.C2048 1 2 3 4 5 6 7 8 9 10 3.050 109.950 J1237+0755 sess125.C2048 1 2 3 4 5 6 7 8 9 10 0.958 32.537 J1838+0404 sess125.C2048 1 2 3 4 5 6 7 8 9 10 12 1.822 142.848 J1834+0506 sess125.C2048 1 2 3 4 5 6 7 8 9 10 12 0.217 13.166 J1840 sess125.C2048 1 2 3 4 5 6 7 8 9 10 12 3.672 313.974 J0319+4130 sess125.C2048 1 2 3 4 5 6 7 8 9 10 12 0.733 88.000 J0530+1331 sess125.C2048 1 2 3 4 5 6 7 8 9 10 12 1.467 174.606 J0555+3948 sess125.C2048 1 2 3 4 5 6 7 8 9 10 12 1.167 140.000 J0854+2006 sess125.C2048 1 2 3 4 5 6 7 8 9 10 2.467 111.000 J1224+2122 sess125.C2048 1 2 3 4 5 6 7 8 9 10 1.617 72.750 J1613+3412 sess125.C2048 1 2 3 4 5 6 7 8 9 10 0.067 2.969 J1800+3848 sess125.C2048 1 2 3 4 5 6 7 8 9 10 12 0.217 21.757 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) J1236+0830 166.8 J1237+0755 166.9 J1838+0404 78.7 J1834+0506 79.8 J1840 78.5 J0319+4130 62.8 J0530+1331 84.7 J0555+3948 90.9 J0854+2006 132.2 J1224+2122 158.0 J1613+3412 110.8 J1800+3848 89.1 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