COVER INFORMATION Station: TIANMA65 (Code T6 ) Experiment: Fine-scale imaging of M87 Exp. Code: gs042 Schedule Version: 1.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Tuomas Savolainen Address: Aalto University Metsahovi Radio Observatory Metsahovintie 114, 02540 Kylmala, Finland Phone: +358505819717 EMAIL: tuomas.k.savolainen@aalto.fi Fax: Phone during observation: +358505819717 Observing mode: K-band dual-pol Notes: K-band, Radioastron-compatible frequency setup P-CAL is ON Tsys is ON auto-level (AGC) is ON Schedule for TIANMA65 (Code T6 ) Page 2 Fine-scale imaging of M87 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 ---------------------------------------------------------------------------------------- --- Mon 14 May 2018 Day 134 --- ---------- K-band VLBI scans. Ground segment 01: FF source 1226+023 ---------- Next scan frequencies: 22236.00 22236.00 22236.00 22236.00 Next BBC frequencies: 656.00 656.00 656.00 656.00 Next scan bandwidths: 16.00 16.00 16.00 16.00 10 45 00 1226+023 10 18 04 47.3 126.6 -2.2 -43.5 0 0 10 45 00 10 46 00 --- 10 19 04 47.5 126.8 -2.2 -43.3 60 2 10 45 01 10 46 40 1226+023 10 19 45 47.6 127.0 -2.2 -43.2 38 2 10 46 40 10 53 40 --- 10 26 46 48.8 129.0 -2.1 -41.8 420 15 10 46 41 10 55 00 1228+126 10 28 06 55.9 116.5 -2.1 -51.6 50 15 10 55 00 10 56 00 --- 10 29 06 56.1 116.8 -2.0 -51.5 60 17 10 55 01 10 56 20 1228+126 10 29 26 56.1 116.9 -2.0 -51.4 18 17 10 56 20 11 15 00 --- 10 48 09 59.6 122.5 -1.7 -47.7 1120 53 10 56 21 11 15 30 1228+126 10 48 39 59.7 122.6 -1.7 -47.6 28 53 11 15 30 11 16 30 --- 10 49 39 59.9 123.0 -1.7 -47.3 60 55 11 15 31 11 16 50 1228+126 10 50 00 59.9 123.1 -1.7 -47.3 18 55 11 16 50 11 35 00 --- 11 08 12 63.1 129.7 -1.4 -42.4 1090 90 11 16 51 ---------- K-band VLBI scans. Ground segment 02: ---------- 11 36 20 1156+295 11 09 33 78.8 96.8 -0.8 -76.8 12 90 11 36 20 11 37 50 --- 11 11 03 79.1 97.2 -0.8 -76.6 90 93 11 36 21 11 38 20 1156+295 11 11 33 79.3 97.3 -0.8 -76.5 28 93 11 38 20 11 41 50 --- 11 15 04 80.0 98.3 -0.8 -76.0 210 100 11 38 21 11 42 20 1236+077 11 15 34 59.1 135.7 -1.4 -37.1 -55 100 11 42 20 11 44 20 --- 11 17 34 59.4 136.5 -1.4 -36.5 65 104 11 42 21 11 45 00 1228+126 11 18 14 64.7 133.9 -1.2 -39.2 17 104 11 45 00 11 54 00 --- 11 27 16 66.0 138.1 -1.1 -35.8 540 121 11 45 01 11 54 50 1226+023 11 28 06 57.4 150.3 -1.0 -25.1 13 121 11 54 50 11 58 20 --- 11 31 36 57.8 151.8 -1.0 -23.9 210 128 11 54 51 11 58 50 1236+077 11 32 06 61.4 142.5 -1.1 -31.7 9 128 11 58 50 12 00 20 --- 11 33 37 61.6 143.2 -1.1 -31.2 90 130 11 58 51 12 01 00 1228+126 11 34 17 67.0 141.7 -1.0 -32.9 17 130 12 01 00 12 10 20 --- 11 43 38 68.2 146.8 -0.8 -28.7 560 148 12 01 01 Schedule for TIANMA65 (Code T6 ) Page 3 Fine-scale imaging of M87 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 ---------------------------------------------------------------------------------------- --- Mon 14 May 2018 Day 134 --- 12 10 50 1228+126 11 44 08 68.2 147.1 -0.8 -28.4 28 148 12 10 50 12 19 50 --- 11 53 10 69.2 152.5 -0.6 -23.8 540 166 12 10 51 12 20 20 1253-055 11 53 40 50.0 155.0 -1.1 -21.4 -48 166 12 20 20 12 22 20 --- 11 55 40 50.2 155.7 -1.0 -20.8 72 170 12 20 21 12 22 50 1253-055 11 56 10 50.3 155.9 -1.0 -20.6 28 170 12 22 50 12 26 20 --- 11 59 41 50.6 157.1 -1.0 -19.5 210 176 12 22 51 12 26 50 1236+077 12 00 11 64.5 156.3 -0.7 -20.3 -28 176 12 26 50 12 28 20 --- 12 01 41 64.6 157.1 -0.6 -19.6 62 179 12 26 51 12 29 00 1228+126 12 02 21 70.0 158.6 -0.5 -18.7 17 179 12 29 00 12 38 30 --- 12 11 53 70.6 165.2 -0.3 -12.9 570 197 12 29 01 12 39 00 1228+126 12 12 23 70.7 165.6 -0.3 -12.6 28 197 12 39 00 12 43 20 --- 12 16 44 70.9 168.7 -0.3 -9.9 260 206 12 39 01 12 46 10 1156+295 12 19 34 85.4 246.0 0.3 63.6 14 206 12 46 10 12 50 20 --- 12 23 45 84.6 250.3 0.4 67.4 250 214 12 46 11 12 53 30 1228+126 12 26 55 71.2 176.3 -0.1 -3.2 39 214 12 53 30 13 02 50 --- 12 36 17 71.2 183.4 0.1 3.0 560 232 12 53 31 13 03 50 1226+023 12 37 17 60.8 183.7 0.1 3.2 17 232 13 03 50 13 07 50 --- 12 41 18 60.7 185.8 0.2 4.9 240 239 13 03 51 13 08 20 1236+077 12 41 48 66.3 180.9 0.0 0.8 6 239 13 08 20 13 09 50 --- 12 43 18 66.3 181.8 0.0 1.6 90 242 13 08 21 13 10 30 1228+126 12 43 58 71.0 189.2 0.2 8.1 19 242 13 10 30 13 20 00 --- 12 53 30 70.5 196.1 0.4 14.1 570 261 13 10 31 13 20 30 1228+126 12 54 00 70.5 196.5 0.4 14.4 28 261 13 20 30 13 29 50 --- 13 03 21 69.8 202.9 0.5 20.0 560 279 13 20 31 13 30 20 1253-055 13 03 51 53.0 182.8 0.1 2.4 -39 279 13 30 20 13 32 00 --- 13 05 32 53.0 183.5 0.1 3.0 61 282 13 30 21 13 32 30 1253-055 13 06 02 53.0 183.7 0.1 3.2 28 282 13 32 30 13 36 50 --- 13 10 23 52.9 185.5 0.2 4.7 260 290 13 32 31 13 37 20 1236+077 13 10 53 65.3 198.3 0.5 15.8 -21 290 13 37 20 13 38 50 --- 13 12 23 65.2 199.2 0.5 16.5 69 293 13 37 21 Schedule for TIANMA65 (Code T6 ) Page 4 Fine-scale imaging of M87 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 ---------------------------------------------------------------------------------------- --- Mon 14 May 2018 Day 134 --- 13 39 30 1228+126 13 13 03 68.9 209.1 0.7 25.3 19 293 13 39 30 13 48 50 --- 13 22 24 67.9 214.6 0.8 29.9 560 311 13 39 31 13 49 20 1228+126 13 22 55 67.8 214.9 0.9 30.1 28 311 13 49 20 13 53 40 --- 13 27 15 67.3 217.3 0.9 32.1 260 319 13 49 21 13 54 10 1156+295 13 27 45 71.1 269.7 1.5 78.7 -77 319 13 54 10 13 55 50 --- 13 29 26 70.7 269.9 1.5 78.7 23 322 13 54 11 13 56 20 1156+295 13 29 56 70.6 270.0 1.5 78.7 28 322 13 56 20 14 00 40 --- 13 34 16 69.7 270.5 1.6 78.6 260 331 13 56 21 14 01 10 1236+077 13 34 47 63.1 211.1 0.9 26.5 -90 331 14 01 10 14 03 10 --- 13 36 47 62.9 212.0 0.9 27.3 30 335 14 01 11 14 04 00 1228+126 13 37 37 65.8 222.6 1.1 36.4 27 335 14 04 00 14 13 10 --- 13 46 48 64.4 226.8 1.3 39.7 550 352 14 04 01 14 14 10 1226+023 13 47 49 55.6 216.0 1.3 30.3 23 352 14 14 10 14 18 10 --- 13 51 49 55.0 217.5 1.4 31.5 240 360 14 14 11 14 18 40 1236+077 13 52 19 61.0 219.1 1.2 33.0 4 360 14 18 40 14 20 10 --- 13 53 50 60.7 219.8 1.2 33.5 90 363 14 18 41 14 21 00 1228+126 13 54 40 63.2 230.1 1.4 42.2 28 363 14 21 00 14 27 20 --- 14 01 01 62.1 232.5 1.5 44.1 380 375 14 21 01 14 27 50 1236+077 14 01 31 59.7 222.9 1.4 36.0 9 375 14 27 50 14 29 10 --- 14 02 51 59.5 223.4 1.4 36.4 80 378 14 27 51 ---------- K-band VLBI scans. Space segment 02: 1228+126 ---------- 14 30 00 1228+126 14 03 41 61.7 233.5 1.5 44.8 28 378 14 30 00 14 50 00 --- 14 23 45 58.1 240.1 1.9 49.5 1200 416 14 30 01 14 50 30 1228+126 14 24 15 58.0 240.3 1.9 49.6 28 416 14 50 30 14 51 30 --- 14 25 15 57.8 240.6 1.9 49.8 60 418 14 50 31 14 52 10 1228+126 14 25 55 57.7 240.8 1.9 49.9 38 418 14 52 10 15 10 00 --- 14 43 48 54.2 245.7 2.2 53.0 1070 452 14 52 11 ---------- K-band VLBI scans. Ground segment 03: ---------- 15 10 20 1236+077 14 44 08 52.6 237.2 2.1 46.5 1 452 15 10 20 15 11 50 --- 14 45 38 52.4 237.6 2.1 46.8 90 455 15 10 21 Schedule for TIANMA65 (Code T6 ) Page 5 Fine-scale imaging of M87 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 ---------------------------------------------------------------------------------------- --- Mon 14 May 2018 Day 134 --- 15 12 40 1228+126 14 46 28 53.7 246.3 2.2 53.4 31 455 15 12 40 15 22 10 --- 14 56 00 51.8 248.6 2.4 54.7 570 473 15 12 41 15 23 10 1226+023 14 57 00 44.7 237.3 2.4 46.1 30 473 15 23 10 15 28 10 --- 15 02 01 43.8 238.5 2.5 46.9 300 483 15 23 11 15 28 40 1236+077 15 02 31 49.2 242.0 2.4 49.7 6 483 15 28 40 15 30 10 --- 15 04 01 49.0 242.4 2.4 49.9 90 486 15 28 41 15 31 00 1228+126 15 04 51 50.1 250.5 2.6 55.7 32 486 15 31 00 15 40 30 --- 15 14 23 48.1 252.5 2.7 56.7 570 504 15 31 01 15 42 10 1253-055 15 16 03 40.3 228.0 2.3 39.8 49 504 15 42 10 15 46 10 --- 15 20 04 39.7 229.0 2.4 40.5 240 512 15 42 11 15 47 50 1228+126 15 21 44 46.6 254.0 2.8 57.4 48 512 15 47 50 15 56 50 --- 15 30 46 44.8 255.6 3.0 58.1 540 529 15 47 51 15 57 30 1228+126 15 31 26 44.6 255.8 3.0 58.2 38 529 15 57 30 16 06 50 --- 15 40 47 42.7 257.4 3.2 58.8 560 547 15 57 31 16 08 30 1156+295 15 42 27 42.5 282.7 3.7 73.1 48 547 16 08 30 16 12 30 --- 15 46 28 41.6 283.0 3.8 72.8 240 555 16 08 31 16 14 00 1228+126 15 47 58 41.2 258.6 3.3 59.2 39 555 16 14 00 16 22 30 --- 15 56 30 39.4 260.0 3.4 59.7 510 571 16 14 01 16 23 10 1228+126 15 57 10 39.2 260.1 3.4 59.7 38 571 16 23 10 16 32 30 --- 16 06 31 37.3 261.6 3.6 60.1 560 589 16 23 11 16 33 30 1226+023 16 07 32 31.1 251.5 3.6 54.4 34 589 16 33 30 16 37 30 --- 16 11 32 30.3 252.2 3.7 54.7 240 597 16 33 31 16 38 30 1228+126 16 12 32 36.0 262.5 3.7 60.3 35 597 16 38 30 16 47 30 --- 16 21 34 34.1 263.8 3.8 60.6 540 614 16 38 31 16 48 10 1228+126 16 22 14 33.9 263.9 3.8 60.6 38 614 16 48 10 16 57 30 --- 16 31 35 31.9 265.2 4.0 60.9 560 632 16 48 11 16 59 10 1253-055 16 33 16 26.6 244.2 3.6 50.8 56 632 16 59 10 17 03 10 --- 16 37 16 25.8 244.9 3.7 51.2 240 640 16 59 11 17 04 50 1228+126 16 38 57 30.4 266.3 4.1 61.0 55 640 17 04 50 17 14 10 --- 16 48 18 28.4 267.5 4.3 61.1 560 658 17 04 51 Schedule for TIANMA65 (Code T6 ) Page 6 Fine-scale imaging of M87 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 ---------------------------------------------------------------------------------------- --- Mon 14 May 2018 Day 134 --- 17 14 50 1228+126 16 48 58 28.2 267.6 4.3 61.1 38 658 17 14 50 17 25 00 --- 16 59 10 26.0 269.0 4.5 61.2 610 677 17 14 51 17 25 50 1228+126 17 00 00 25.9 269.1 4.5 61.2 48 677 17 25 50 17 34 20 --- 17 08 32 24.0 270.2 4.6 61.2 510 694 17 25 51 17 36 00 1156+295 17 10 12 24.5 290.5 5.2 66.7 58 694 17 36 00 17 39 20 --- 17 13 32 23.8 290.8 5.2 66.4 200 700 17 36 01 17 41 00 1228+126 17 15 13 22.6 271.0 4.7 61.2 58 700 17 41 00 17 49 20 --- 17 23 34 20.8 272.1 4.9 61.1 500 716 17 41 01 17 50 20 1226+023 17 24 34 15.0 263.1 4.9 58.3 35 716 17 50 20 17 54 20 --- 17 28 35 14.1 263.6 5.0 58.4 240 724 17 50 21 17 55 20 1253-055 17 29 35 15.3 253.2 4.5 55.5 37 724 17 55 20 17 59 20 --- 17 33 36 14.5 253.7 4.6 55.7 240 731 17 55 21 18 01 00 1228+126 17 35 16 18.3 273.6 5.1 61.0 59 731 18 01 00 18 04 20 --- 17 38 36 17.6 274.0 5.1 61.0 200 738 18 01 01 ---------- K-band VLBI scans. Space segment 03: 1228+126 ---------- 18 05 00 1228+126 17 39 17 17.4 274.1 5.1 61.0 38 738 18 05 00 18 25 00 --- 17 59 20 13.2 276.6 5.5 60.5 1200 776 18 05 01 18 25 40 1228+126 18 00 00 13.0 276.6 5.5 60.5 38 776 18 25 40 18 45 00 --- 18 19 23 8.9 279.0 5.8 59.9 1160 813 18 25 41 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: ra1cm2.set --- 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: 28 Station: TIANMA65 Total bit rate: 256 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 4 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 21580.00 21580.00 21580.00 21580.00 Net SB= U U L L IF SB = U U U U Pol. = RCP LCP RCP LCP BBC = 1 9 1 9 BBC SB= U U L L IF = A2 C1 A2 C1 The following frequency sets based on these setups were used. Frequency Set: 1 Setup file default. Used with PCAL = off LO sum= 22236.00 22236.00 22236.00 22236.00 BBC fr= 656.00 656.00 656.00 656.00 Bandwd= 16.00 16.00 16.00 16.00 Matching frequency sets: 1 Track assignments are: track1= 2, 4, 6, 8 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * FAKERA 11 57 21.769299 * 12 00 00.000000 12 00 58.985352 0.00 85 16 41.77889 * 85 00 00.00000 84 54 13.48772 0.00 From catalog imbedded in main SCHED input file. fake circumpolar target for a TS to look at J1239+0730 12 36 52.308755 * 12 39 24.588327 12 40 20.487542 0.10 * 1236+077 07 46 45.39997 * 07 30 17.18902 07 24 18.52672 0.11 J1239+07 From catalog imbedded in main SCHED input file. rfc_2012b Petrov, 2012, unpublished 1855 observations * 1226+023 12 26 33.245835 * 12 29 06.699731 12 30 03.025117 0.00 J1229+0203 02 19 43.30547 * 02 03 08.59797 01 57 05.87367 0.00 3C273B ./gs042_sources.radioastron 3C273 AGN, rfc_2013d Petrov, 2013, unpublished 32011 observations, RA-AO4-07, RA-AO3-0 * 1253-055 12 53 35.831289 * 12 56 11.166557 12 57 08.371431 0.00 J1256-0547 -05 31 07.99603 *-05 47 21.52489 -05 53 17.34581 0.00 3C279 ./gs042_sources.radioastron AGN, rfc_2013d Petrov, 2013, unpublished 7924 observations, RA-AO4-07, RA-AO3-04 * 1228+126 12 28 17.569280 * 12 30 49.423382 12 31 45.092957 0.00 J1230+1223 12 40 01.74883 * 12 23 28.04365 12 17 28.41095 0.00 3C274 ./gs042_sources.radioastron M87 AGN, rfc_2013d Petrov, 2013, unpublished 55201 observations, RA-AO3-04, RA-AO3-0 VIR-A * 1156+295 11 56 57.786212 * 11 59 31.833913 12 00 28.033628 0.00 J1159+2914 29 31 25.73868 * 29 14 43.82678 29 08 45.29167 0.00 ./gs042_sources.radioastron AGN, MASIV, rfc_2013d Petrov, 2013, unpublished 70591 observations, RA-AO3-04, R 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 FAKERA ra1cm2.set 9 2.783 0.000 1236+077 ra1cm2.set 1 2 3 6 7 8 11 13 14 15 16 + 0.347 16.742 1226+023 ra1cm2.set 1 2 3 6 7 8 11 13 14 15 16 + 0.667 51.411 1253-055 ra1cm2.set 1 2 3 6 7 8 11 13 14 15 16 + 0.597 42.278 1228+126 ra1cm2.set 1 2 3 6 7 8 11 13 14 15 16 + 8.722 862.110 ra7mm2.set 30 31 32 0.350 15.750 1156+295 ra1cm2.set 1 2 3 6 7 8 11 13 14 15 16 + 0.617 51.640 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) FAKERA 74.5 1236+077 131.5 1226+023 132.1 1253-055 141.6 1228+126 127.0 1156+295 111.1 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