==================================== t2139 ===================================== Ag : BBC12 unlocked (09:27-15:34). Ht : Scans from 176-1414 through 176-1437 have a bad clock. Kg : Power outage (22:17-23:38). No X-band ch 1 to ch 4 after due to recorder trouble. Km : Halted (01:02-12:03). Ny : Observed with warm receiver. Oh : No fmou-gps after 02:15. Fast drift. No problems found for : Kv, Vm, Wz, Yg No information for : Sm ================================ t2139ag READY ================================= 2020-06-23 17:25:25 t2139, AGGO, Ready-message Session t2139 ready message for AGGO. ------------------------------------- Comments: followup session to r1952, take sefd from there First source: 1243-160 at 17:30:00 UT FMOUT-GPS: 0.078 microseconds Wx: Temperature (C): 12.1 Pressure (mBar): 1002.3 Humidity (%): 97.9 Sky Conditions: cloudy, no rain, light breeze Cable difference is: longer cable makes the reading smaller by -126 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 0/0 0 0/0 0 0 Tsys (x1/s/x2): 122/110/164 ================================ t2139ag START ================================= 2020-06-23 17:30:29 t2139, AGGO, Autostart-message Session t2139 auto-start message for AGGO. ------------------------------------------ Started recording with source: 1243-160 at 175.17:30:29 UT ================================= t2139ag STOP ================================= 2020-06-24 15:48:55 t2139, AGGO, Stop-message Session t2139 stop message for AGGO. ------------------------------------ Comments: all scans recorded. BBC12 went unlock 6h before end of session, no spare at site. BBC06 instable in MCB communication. due to low temperature, receiver works at 23K/55K. post-session pointing oriona: X-SEFD 13.500, S-SEFD 14.500 @ Az/El=348/60 with 0.12694/-0.12880 Azff/Eloff taurusa: X-SEFD 20.000, S-SEFD 15.000 @ Az/El=352/32 with -0.00158/-0.03546 Problem scans: Source Scan start Explanation of problem 0454-234 09:27:16 BBC12 unlock until end of session Disk Inventory: A 0, B 0, C 0, D 0, E 0, F 0, G 0, H 0, (other larger) 0 Observation finished at: 15:34:33 UT ================================ t2139ht READY ================================= 2020-06-23 17:25:40 t2139, Hart15M, Ready-message Session t2139 ready message for Hart15M. ---------------------------------------- Comments: Hart15M is ready to start T2139. All systems are nominal. Session is being operated remotely. First source: 1243-160 at 17:00:00 UT FMOUT-GPS: 2.3930 microseconds Wx: Temperature (C): 7.1 Pressure (mBar): 871.2 Humidity (%): 69.1 Sky Conditions: Clear skies Cable difference is: na Pointing values: na Tsys (x1/s/x2): 35.5/49.0/31.7 ================================ t2139ht START ================================= 2020-06-23 17:30:00 t2139, Hart15M, Autostart-message Session t2139 auto-start message for Hart15M. --------------------------------------------- Started recording with source: 1243-160 at 175.17:30:00 UT ================================= t2139ht STOP ================================= 2020-06-25 11:09:03 t2139, Hart15M, Stop-message Session t2139 stop message for Hart15M. --------------------------------------- Comments: Hart15M has completed T2139. Scans from 176-1414 through 176-1437 have a bad clock. Lack of remote access delayed sending of stop message. Weather conditions were clear throughout. Data will be e-shipped to Bonn. Problem scans: Source Scan start Explanation of problem 0454-234 176-1414 Clock jump before scan 0458-020 176-1422 Clock mis-set 0748+126 176-1423b Clock mis-set 0727-115 176-1428 Clock mis-set 0814+425 176-1430 Clock mis-set 0648-165 176-1437 Clock mis-set, resynched after scan Disk Inventory: A 0, B 2, C 0, D 1, E 1, F 0, G 0, H 0, (other larger) 5 Observation finished at: 17:30:00 UT ================================ t2139kg READY ================================= 2020-06-25 10:01:32 t2139, Koganei11, Ready and start message Dear colleagues, Koganei11 was ready for t2139 session and I was able to confirm the schedule started with source 0059+581 at 2020.175.17:30 UT. GPS-maser clock offset is -0.47 us for Koganei11 at 2020.175.17:30 UT. The weather was cloudy for Koganei. Temp: 24.7 C, Pressure: 1001.5 hPa, Humid: 80.8 % for Koganei11 on 2020.175.01:46 UT. Pointing values are as follows: Koganei11 SEFD(Jy) X/S Source Az/El Az off/El off Tsys(X/S) 5767/5253 Cas-a 322.4/32.5 -0.000/+0.003 113/76 Best regards, KAWAI, Eiji Kashima Space Technology Center ================================ t2139kg START ================================= 2020-06-25 10:01:32 t2139, Koganei11, Ready and start message Dear colleagues, Koganei11 was ready for t2139 session and I was able to confirm the schedule started with source 0059+581 at 2020.175.17:30 UT. GPS-maser clock offset is -0.47 us for Koganei11 at 2020.175.17:30 UT. The weather was cloudy for Koganei. Temp: 24.7 C, Pressure: 1001.5 hPa, Humid: 80.8 % for Koganei11 on 2020.175.01:46 UT. Pointing values are as follows: Koganei11 SEFD(Jy) X/S Source Az/El Az off/El off Tsys(X/S) 5767/5253 Cas-a 322.4/32.5 -0.000/+0.003 113/76 Best regards, KAWAI, Eiji Kashima Space Technology Center ================================= t2139kg STOP ================================= 2020-06-25 10:02:39 t2139, Koganei11, Stop message Dear Colleagues, We have completed all observations of t2139 session at Koganei11 with one known problem. The Koganei 11m station had power outage between 2217 and 2238 UT on DOY 175 in 2020. After that, there are no data X-band ch 1 to ch 4 due to recorder trouble. GPS-maser clock offset is maybe 6.07188 milli seconds after power outage. The weather of Koganei was cloudy. The observation log file was uploaded to the server, depot.cddis.eosdis.nasa.gov. Best regards, KAWAI, Eiji Kashima Space Technology Center ================================ t2139kv READY ================================= 2020-06-23 07:42:20 T2139, Sejong, Ready-message First source of T2139: 0059+581 at 175/17:30:00 for 189 second (UT) FMOUT-GPS: -34.5 usec Wx: Temperature (C) 28.0 Pressure (hPa) 990.3 Humidity (%) 69.0 Point values SEFD S/X1/X2 AZ/EL Source Offset1 Offset2 3949/828/766 321/51 cas-a 0 +0.08 ================================ t2139kv START ================================= 2020-06-24 04:54:24 T2139, Sejong, start-message Session T2139 start-message for Sejong(Kv) Started recording with source 0059+581 at 175/17:30:00 (UT) ================================= t2139kv STOP ================================= 2020-06-25 01:11:37 T2139, Sejong, Stop-message Sejong finished T2139. All scans are recorded. FMOUT-GPS: -34.4 usec ================================= t2139kv STOP ================================= 2020-06-25 01:10:15 T2139, Sejong, Stop-message Sejong finished T2139. All scans are recorded. FMOUT-GPS: -34.4 usec ================================ t2139ny READY ================================= 2020-06-23 17:21:33 t2139, Ny-Alesund, Ready-message Session t2139 ready message for Ny-Alesund. ------------------------------------------- Comments: Warm receiver. Disk module IAA-0027/2000 First source: 0059+581 at 17:30:00 UT GPS-FMOUT: 157,49 microseconds Wx: Temperature (C): 6 Pressure (mBar): 1013,9 Humidity (%): 85,1 Sky Conditions: High clouds Cable difference is: longer cable makes the reading larger by 722,5 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 3383/2389 cygnusa 57/34 -0,0069 0.0097 Tsys (x1/s/x2): 247/185/192 ================================ t2139ny START ================================= 2020-06-23 17:30:00 t2139, Ny-Alesund, Autostart-message Session t2139 auto-start message for Ny-Alesund. ------------------------------------------------ Started recording with source: 0059+581 at 175.17:30:00 UT ================================= t2139ny STOP ================================= 2020-06-24 17:31:17 t2139, Ny-Alesund, Stop-message Session t2139 stop message for Ny-Alesund. ------------------------------------------ Comments: Warm receiver IAA-0027/2000 Disk Inventory: A 0, B 0, C 0, D 6, E 0, F 0, G 0, H 0, (other larger) 10 Observation finished at: 17:30:00 UT ================================ t2139oh START ================================= 2020-06-24 18:33:27 t2139, O'Higgins (Oh), Start-message Session t2139 start message for O'Higgins (Oh) ----------------------------------------------------------- Start time 2020.175.17:30:00 UT with source= 1243-160. ----------------------------------------------------------- Best regards, O'Higgins VLBI team ================================= t2139oh STOP ================================= 2020-06-24 17:46:31 t2139, O'Higgins (Oh), Stop-message Session t2139 stop message for O'Higgins (Oh) ----------------------------------------------------------- Stop time 2020.176.17:30:00 UT from source= 2255-282 ----------------------------------------------------------- Best regards, O'Higgins VLBI team ================================ t2139wz READY ================================= 2020-06-23 17:07:28 T2139Wz, Wettzell (Wz), Ready-message Wettzell (Wz) is ready for T2139. First source (wz): 1243-160 at 17:30:00 UT (start data) System status: OK Regards, Wettzell obs. ================================= t2139wz STOP ================================= 2020-06-24 17:30:26 t2139, Wettzell (wz), Stop-message Wettzell (wz) finished t2139 at scheduled time. All scans were recorded WX/covered, calm. Regards, Wettzell obs. ================================ t2139yg READY ================================= 2020-06-23 14:47:19 t2139 Yarragadee (Yg), ready message Session t2139 ready message for Yarragadee (Yg) ----------------------------------------------------------- First source: 1749+096 at 17:40:12 UT Formatter to GPS difference (fmout-GPS) is 9.9943 us at 175.14:43:45 UT Weather: Temperature (C): , Pressure (hPa): , Humidity (%): Additional operator comments (if any): Pointing results: SEFD S/X Source Az/El Offset (xEl) Offset (El) 1618m49 177.1870 68.8625 0.01017 -0.02161 0.00134 0.00170 Tsys (S/X): Fringe check: Source: Array: Result: Additional Comments: Tsys S band not sensible University of Tasmania Electronic Communications Policy (December, 2014). This email is confidential, and is for the intended recipient only. Access, disclosure, copying, distribution, or reliance on any of it by anyone outside the intended recipient organisation is prohibited and may be a criminal offence. Please delete if obtained in error and email confirmation to the sender. The views expressed in this email are not necessarily the views of the University of Tasmania, unless clearly intended otherwise. ================================ t2139yg START ================================= 2020-06-23 17:41:51 t2139, Yarragadee (Yg), start message Session t2139 start message for Yarragadee (Yg) ----------------------------------------------------------- Started recording with source: 1749+096 at 175/17:40:15 UT Comments: Experiment started OK Regards, Lim University of Tasmania Electronic Communications Policy (December, 2014). This email is confidential, and is for the intended recipient only. Access, disclosure, copying, distribution, or reliance on any of it by anyone outside the intended recipient organisation is prohibited and may be a criminal offence. Please delete if obtained in error and email confirmation to the sender. The views expressed in this email are not necessarily the views of the University of Tasmania, unless clearly intended otherwise. ================================= t2139yg STOP ================================= 2020-06-24 17:39:20 Yarragadee has completed t2139 Yarragadee has completed t2139 The log and procedure files from experiment t2139 have been copied to ivs.bkg.bund.de: Formatter (H-maser) leads GPS by 10.1123 microsec at 2020.176.17:22:57.04 Additional experiment notes: Recorded 1034.26 GB to module TR-00022 using the Mark5B+ recorder. The Module is being sent to BONN using DHL. Known problems: no Missed Scans: no Observers: Lim, Warren, Eloise, Jay Regards, Jay Comments from the log: University of Tasmania Electronic Communications Policy (December, 2014). This email is confidential, and is for the intended recipient only. Access, disclosure, copying, distribution, or reliance on any of it by anyone outside the intended recipient organisation is prohibited and may be a criminal offence. Please delete if obtained in error and email confirmation to the sender. The views expressed in this email are not necessarily the views of the University of Tasmania, unless clearly intended otherwise. ================================= t2139yg WIKI ================================= 2020-06-23 17:42:00 t2139 Yarragadee 12m Disk VSN: TR-00022| Data volume at beginning: 0.0 GB 1740UT Experiment started okay (Lim). ================================================================================