COVER INFORMATION Station: SHANGHAI (Code Sh ) Experiment: Phase-referencing of NGC4418 Exp. Code: EV019B Schedule Version: 1.00 Processed by SCHED version: 11.00 Release of Feb. 15, 2013 PI: Eskil Varenius Address: Chalmers University of Technology Onsala Space Observatory 34992 Onsla Sweden Phone: +46 31 7725545 EMAIL: varenius@chalmers.se Fax: N/A Phone during observation: +46 70 6755341 Observing mode: Phase-referencing of NGC4418 at 6cm (1 Gb/s) Notes: Part of EV019; See also exp. EV019A at L-band. Schedule for SHANGHAI (Code Sh ) Page 2 Phase-referencing of NGC4418 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 6 Mar 2014 Day 65 --- Next scan frequencies: 4942.49 4942.49 4942.49 4942.49 4974.49 4974.49 4974.49 4974.49 5006.49 5006.49 5006.49 5006.49 5038.49 5038.49 5038.49 5038.49 Next BBC frequencies: 742.49 742.49 742.49 742.49 774.49 774.49 774.49 774.49 806.49 806.49 806.49 806.49 838.49 838.49 838.49 838.49 Next scan bandwidths: 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 19 30 00 J1232 14 32 36 46.0 225.9 2.0 38.0 0 0 19 30 00 19 31 00 --- 14 33 36 45.8 226.1 2.0 38.2 60 8 19 30 01 19 31 29 NGC4418 14 34 06 46.1 229.1 2.1 40.3 22 8 19 31 29 19 35 29 --- 14 38 06 45.4 230.2 2.2 41.1 240 38 19 31 30 19 35 59 J1232 14 38 36 45.0 227.5 2.1 39.2 23 38 19 35 59 19 36 59 --- 14 39 36 44.9 227.8 2.1 39.4 60 46 19 36 00 19 37 28 NGC4418 14 40 05 45.1 230.7 2.2 41.5 22 46 19 37 28 19 41 28 --- 14 44 06 44.4 231.8 2.3 42.3 240 77 19 37 29 19 41 57 J1232 14 44 35 44.1 229.1 2.2 40.4 23 77 19 41 57 19 42 57 --- 14 45 35 43.9 229.4 2.2 40.6 60 85 19 41 58 19 43 26 NGC4418 14 46 05 44.1 232.3 2.3 42.6 23 85 19 43 26 19 47 26 --- 14 50 05 43.4 233.3 2.4 43.3 240 115 19 43 27 19 47 56 J1232 14 50 35 43.1 230.7 2.3 41.5 23 115 19 47 56 19 48 56 --- 14 51 35 42.9 231.0 2.3 41.7 60 123 19 47 57 19 49 25 NGC4418 14 52 04 43.1 233.8 2.4 43.7 23 123 19 49 25 19 53 25 --- 14 56 05 42.4 234.8 2.5 44.4 240 154 19 49 26 19 53 54 J1232 14 56 34 42.1 232.2 2.4 42.6 23 154 19 53 54 19 54 54 --- 14 57 34 41.9 232.5 2.4 42.8 60 162 19 53 55 19 55 23 NGC4418 14 58 04 42.0 235.2 2.5 44.7 23 162 19 55 23 19 59 23 --- 15 02 04 41.3 236.2 2.6 45.4 240 192 19 55 24 19 59 53 J1232 15 02 34 41.1 233.7 2.5 43.7 23 192 19 59 53 20 00 53 --- 15 03 34 40.9 233.9 2.5 43.8 60 200 19 59 54 20 01 22 NGC4418 15 04 03 41.0 236.6 2.6 45.7 23 200 20 01 22 20 05 22 --- 15 08 04 40.3 237.6 2.7 46.3 240 231 20 01 23 20 05 51 J1232 15 08 33 40.0 235.1 2.6 44.7 23 231 20 05 51 20 06 51 --- 15 09 33 39.8 235.3 2.6 44.8 60 238 20 05 52 Schedule for SHANGHAI (Code Sh ) Page 3 Phase-referencing of NGC4418 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 6 Mar 2014 Day 65 --- 20 07 20 NGC4418 15 10 03 39.9 238.0 2.7 46.6 23 238 20 07 20 20 11 20 --- 15 14 03 39.2 238.9 2.8 47.2 240 269 20 07 21 20 11 50 J1232 15 14 33 39.0 236.5 2.7 45.6 23 269 20 11 50 20 12 50 --- 15 15 33 38.8 236.7 2.7 45.7 60 277 20 11 51 20 13 19 NGC4418 15 16 02 38.8 239.3 2.8 47.4 23 277 20 13 19 20 17 19 --- 15 20 03 38.1 240.2 2.9 48.0 240 308 20 13 20 20 17 48 J1232 15 20 32 37.9 237.8 2.8 46.5 23 308 20 17 48 20 18 48 --- 15 21 32 37.7 238.0 2.8 46.6 60 315 20 17 49 20 19 17 NGC4418 15 22 02 37.7 240.6 2.9 48.3 23 315 20 19 17 20 23 17 --- 15 26 02 36.9 241.4 3.0 48.8 240 346 20 19 18 20 23 47 J1232 15 26 32 36.8 239.1 2.9 47.3 23 346 20 23 47 20 24 47 --- 15 27 32 36.6 239.3 2.9 47.5 60 354 20 23 48 20 25 16 NGC4418 15 28 01 36.6 241.8 3.0 49.0 23 354 20 25 16 20 29 16 --- 15 32 02 35.8 242.7 3.1 49.5 240 385 20 25 17 20 30 00 J1256 15 32 46 37.6 232.1 2.6 42.8 29 385 20 30 00 20 34 00 --- 15 36 46 36.9 233.0 2.7 43.4 240 415 20 30 01 20 34 39 J1232 15 37 26 34.8 241.3 3.1 48.7 27 415 20 34 39 20 35 39 --- 15 38 26 34.6 241.5 3.1 48.9 60 423 20 34 40 20 36 08 NGC4418 15 38 55 34.5 244.0 3.2 50.3 23 423 20 36 08 20 40 08 --- 15 42 56 33.7 244.8 3.3 50.8 240 454 20 36 09 20 40 38 J1232 15 43 25 33.6 242.5 3.2 49.5 23 454 20 40 38 20 41 38 --- 15 44 26 33.4 242.7 3.2 49.6 60 462 20 40 39 20 42 07 NGC4418 15 44 55 33.3 245.2 3.3 51.0 23 462 20 42 07 20 46 07 --- 15 48 56 32.6 245.9 3.4 51.4 240 492 20 42 08 20 46 36 J1232 15 49 25 32.5 243.6 3.3 50.2 23 492 20 46 36 20 47 36 --- 15 50 25 32.3 243.8 3.3 50.3 60 500 20 46 37 20 48 05 NGC4418 15 50 54 32.2 246.3 3.4 51.6 23 500 20 48 05 20 52 05 --- 15 54 55 31.4 247.0 3.5 52.0 240 531 20 48 06 20 52 35 J1232 15 55 24 31.3 244.8 3.4 50.8 23 531 20 52 35 20 53 35 --- 15 56 25 31.1 244.9 3.4 50.9 60 538 20 52 36 Schedule for SHANGHAI (Code Sh ) Page 4 Phase-referencing of NGC4418 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 6 Mar 2014 Day 65 --- 20 54 04 NGC4418 15 56 54 31.0 247.4 3.5 52.2 23 538 20 54 04 20 58 04 --- 16 00 55 30.2 248.1 3.6 52.6 240 569 20 54 05 20 58 33 J1232 16 01 24 30.2 245.9 3.5 51.5 23 569 20 58 33 20 59 33 --- 16 02 24 30.0 246.0 3.5 51.6 60 577 20 58 34 21 00 03 NGC4418 16 02 53 29.8 248.4 3.6 52.8 23 577 21 00 03 21 04 03 --- 16 06 54 29.0 249.1 3.7 53.1 240 608 21 00 04 21 04 32 J1232 16 07 23 29.0 246.9 3.6 52.0 23 608 21 04 32 21 05 32 --- 16 08 24 28.8 247.1 3.6 52.1 60 615 21 04 33 21 06 01 NGC4418 16 08 53 28.6 249.4 3.7 53.3 23 615 21 06 01 21 10 01 --- 16 12 54 27.8 250.1 3.8 53.6 240 646 21 06 02 21 10 30 J1232 16 13 23 27.8 248.0 3.7 52.6 23 646 21 10 30 21 11 30 --- 16 14 23 27.6 248.1 3.7 52.7 60 654 21 10 31 21 12 00 NGC4418 16 14 52 27.4 250.4 3.8 53.8 23 654 21 12 00 21 16 00 --- 16 18 53 26.6 251.1 3.9 54.1 240 685 21 12 01 21 16 29 J1232 16 19 22 26.6 249.0 3.8 53.1 23 685 21 16 29 21 17 29 --- 16 20 23 26.4 249.1 3.8 53.2 60 692 21 16 30 21 17 58 NGC4418 16 20 52 26.2 251.4 3.9 54.3 23 692 21 17 58 21 21 58 --- 16 24 53 25.4 252.1 4.0 54.6 240 723 21 17 59 21 22 27 J1232 16 25 22 25.4 250.0 3.9 53.6 23 723 21 22 27 21 23 27 --- 16 26 22 25.2 250.1 3.9 53.7 60 731 21 22 28 21 23 57 NGC4418 16 26 51 25.0 252.4 4.0 54.7 23 731 21 23 57 21 27 57 --- 16 30 52 24.1 253.0 4.1 55.0 240 762 21 23 58 21 28 26 J1232 16 31 21 24.2 250.9 4.0 54.1 23 762 21 28 26 21 29 26 --- 16 32 22 24.0 251.1 4.0 54.2 60 769 21 28 27 21 29 55 NGC4418 16 32 51 23.7 253.3 4.1 55.1 23 769 21 29 55 21 33 55 --- 16 36 52 22.9 254.0 4.2 55.4 240 800 21 29 56 21 34 49 J1256 16 37 45 25.7 245.0 3.7 51.3 41 800 21 34 49 21 38 49 --- 16 41 46 24.9 245.7 3.7 51.7 240 831 21 34 50 21 39 48 J1232 16 42 45 21.9 252.7 4.2 54.9 48 831 21 39 48 21 40 48 --- 16 43 45 21.7 252.9 4.2 55.0 60 838 21 39 49 Schedule for SHANGHAI (Code Sh ) Page 5 Phase-referencing of NGC4418 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 6 Mar 2014 Day 65 --- 21 41 17 NGC4418 16 44 14 21.4 255.1 4.3 55.8 23 838 21 41 17 21 45 17 --- 16 48 15 20.6 255.7 4.3 56.1 240 869 21 41 18 21 45 46 J1232 16 48 44 20.7 253.7 4.3 55.3 23 869 21 45 46 21 46 46 --- 16 49 45 20.4 253.8 4.3 55.4 60 877 21 45 47 21 47 15 NGC4418 16 50 14 20.1 256.0 4.4 56.2 23 877 21 47 15 21 51 15 --- 16 54 15 19.3 256.6 4.4 56.4 240 908 21 47 16 21 51 45 J1232 16 54 44 19.4 254.6 4.4 55.7 23 908 21 51 45 21 52 45 --- 16 55 44 19.2 254.7 4.4 55.8 60 915 21 51 46 21 53 14 NGC4418 16 56 13 18.9 256.9 4.5 56.5 23 915 21 53 14 21 57 14 --- 17 00 14 18.1 257.4 4.5 56.7 240 946 21 53 15 21 57 43 J1232 17 00 43 18.2 255.4 4.5 56.1 23 946 21 57 43 21 58 43 --- 17 01 44 18.0 255.6 4.5 56.1 60 954 21 57 44 21 59 12 NGC4418 17 02 13 17.7 257.7 4.6 56.8 23 954 21 59 12 22 03 12 --- 17 06 14 16.8 258.3 4.6 57.0 240 985 21 59 13 22 03 42 J1232 17 06 43 16.9 256.3 4.6 56.4 23 985 22 03 42 22 04 42 --- 17 07 43 16.7 256.5 4.6 56.4 60 992 22 03 43 22 05 11 NGC4418 17 08 12 16.4 258.6 4.7 57.1 23 992 22 05 11 22 09 11 --- 17 12 13 15.6 259.2 4.7 57.3 240 1023 22 05 12 22 09 40 J1232 17 12 42 15.7 257.2 4.7 56.7 23 1023 22 09 40 22 10 40 --- 17 13 43 15.5 257.3 4.7 56.7 60 1031 22 09 41 22 11 09 NGC4418 17 14 12 15.1 259.4 4.8 57.3 23 1031 22 11 09 22 15 09 --- 17 18 13 14.3 260.0 4.8 57.5 240 1062 22 11 10 22 16 02 J1256 17 19 05 17.5 251.6 4.4 54.8 40 1062 22 16 02 22 20 02 --- 17 23 06 16.6 252.2 4.4 55.1 240 1092 22 16 03 22 20 59 J1232 17 24 04 13.3 258.8 4.9 57.2 47 1092 22 20 59 22 21 59 --- 17 25 04 13.1 258.9 4.9 57.3 60 1100 22 21 00 22 22 29 NGC4418 17 25 33 12.7 261.0 5.0 57.8 23 1100 22 22 29 22 26 29 --- 17 29 34 11.9 261.5 5.0 57.9 240 1131 22 22 30 22 26 58 J1232 17 30 03 12.1 259.6 5.0 57.5 23 1131 22 26 58 22 27 58 --- 17 31 03 11.8 259.7 5.0 57.5 60 1138 22 26 59 Schedule for SHANGHAI (Code Sh ) Page 6 Phase-referencing of NGC4418 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 6 Mar 2014 Day 65 --- 22 28 27 NGC4418 17 31 33 11.5 261.8 5.1 58.0 23 1138 22 28 27 22 32 27 --- 17 35 33 10.6 262.4 5.1 58.1 240 1169 22 28 28 22 32 56 J1232 17 36 03 10.8 260.4 5.1 57.7 23 1169 22 32 56 22 33 56 --- 17 37 03 10.6 260.6 5.1 57.7 60 1177 22 32 57 22 34 26 NGC4418 17 37 32 10.2 262.6 5.2 58.1 23 1177 22 34 26 22 38 26 --- 17 41 33 9.4 263.2 5.2 58.2 240 1208 22 34 27 22 38 55 J1232 17 42 02 9.5 261.2 5.2 57.9 23 1208 22 38 55 22 39 55 --- 17 43 02 9.3 261.4 5.2 57.9 60 1215 22 38 56 22 40 24 NGC4418 17 43 32 8.9 263.4 5.3 58.3 23 1215 22 40 24 22 44 24 --- 17 47 32 8.1 264.0 5.3 58.4 240 1246 22 40 25 22 44 54 J1232 17 48 02 8.3 262.0 5.3 58.1 23 1246 22 44 54 22 45 54 --- 17 49 02 8.0 262.2 5.3 58.1 60 1254 22 44 55 22 46 23 NGC4418 17 49 31 7.7 264.2 5.4 58.4 23 1254 22 46 23 22 50 23 --- 17 53 32 6.8 264.7 5.4 58.5 240 1285 22 46 24 22 50 52 J1232 17 54 01 7.0 262.8 5.4 58.3 23 1285 22 50 52 22 51 52 --- 17 55 01 6.8 263.0 5.4 58.3 60 1292 22 50 53 22 52 21 NGC4418 17 55 31 6.4 265.0 5.5 58.6 23 1292 22 52 21 22 56 21 --- 17 59 31 5.5 265.5 5.5 58.6 240 1323 22 52 22 22 56 51 J1232 18 00 01 5.7 263.6 5.5 58.4 23 1323 22 56 51 22 57 51 --- 18 01 01 5.5 263.8 5.5 58.4 60 1331 22 56 52 22 58 20 NGC4418 18 01 30 5.1 265.8 5.6 58.7 23 1331 22 58 20 23 02 20 --- 18 05 31 4.2 266.3 5.6 D 58.7 0 1362 22 58 21 23 09 09 J1256 18 12 21 6.4 259.2 5.3 57.7 397 1362 23 09 09 23 13 09 --- 18 16 22 5.6 259.7 5.3 57.9 240 1392 23 09 10 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess114.C1024 Matching groups in /opt/sched/sched_11.0/catalogs/freq.dat: sh6cm Update freq. range AnTao 22Mar08 Setup group: 8 Station: SHANGHAI Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 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 2 1 2 3 4 3 4 5 6 5 6 7 8 7 8 BBC SB= L L U U L L U U L L U U L L U U IF = C A C A C A C A C A C A C A C A The following frequency sets based on these setups were used. Frequency Set: 10 Setup file default. Used pcal sets: 1 LO sum= 4942.49 4942.49 4942.49 4942.49 4974.49 4974.49 4974.49 4974.49 5006.49 5006.49 5006.49 5006.49 5038.49 5038.49 5038.49 5038.49 BBC fr= 742.49 742.49 742.49 742.49 774.49 774.49 774.49 774.49 806.49 806.49 806.49 806.49 838.49 838.49 838.49 838.49 Bandwd= 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 Matching frequency sets: 10 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S9 S11 S13 S15 PCALXB2= S2 S4 S6 S8 S10 S12 S14 S16 PCALFR1= 490 510 490 510 490 510 490 510 PCALFR2= 490 510 490 510 490 510 490 510 Track assignments are: track1= 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * NGC4418 12 24 20.753136 * 12 26 54.612600 12 27 40.017185 0.00 -00 36 03.52524 *-00 52 39.37200 -00 57 32.25383 0.00 From catalog imbedded in main SCHED input file. * J1232 12 29 25.899380 * 12 32 00.015985 12 32 45.502055 0.00 -02 07 31.66618 *-02 24 04.79425 -02 28 56.46174 0.00 From catalog imbedded in main SCHED input file. * J1256 12 53 35.831298 * 12 56 11.166566 12 56 56.987968 0.00 -05 31 07.99587 *-05 47 21.52473 -05 52 05.88561 0.00 From catalog imbedded in main SCHED input file. 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 NGC4418 sess114.C1024 1 2 3 4 5 6 9 10 11 12 13 1 + 6.200 363.199 J1232 sess114.C1024 1 2 3 4 5 6 9 10 11 12 13 1 + 1.567 90.600 J1256 sess114.C1024 1 2 3 4 5 6 9 10 11 12 13 1 + 0.533 35.333 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) NGC4418 159.5 J1232 157.8 J1256 151.0 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