==================================== r4931 ===================================== Ft : Az position switch (17:52-18:17). Kk : Power failures (02:49-03:24) (04:17-04:25). Ny : Halted to cool down receiver (05:09-07:07). Sv : Stopped after 350 scans (16:45-18:30). No problems found for : Bd, Ht, Wn, Wz, Yg, Zc ================================ r4931bd READY ================================= 2020-01-30 18:24:31 r4931 Badary, Ready-message Session r4931 Ready message for Badary. Mark5B+ recorder. GPS-FMOUT: 1.602 microseconds. Wx: Temperature (C):-16; Pressure (mBar):926; Humdity (%):71 Sky conditions: snow State of cryogenic system: on (cold) Pointing values: SEFD X RCP/S RCP Source Az/El Offset1 Offset2 640/319 Taurus A 177/60 0.00298 -0.00413 Tsys X RCP/S RCP: 47/40 Operator Sorokovikov ================================ r4931bd START ================================= 2020-01-30 18:31:12 r4931 Badary, Start-message Badary started r4931 session as scheduled at 30/18:30:00 UTC. First source oj287 Operator Sorokovikov ================================= r4931bd STOP ================================= 2020-01-31 18:30:22 r4931 Badary, Stop-message Badary ends r4931 observing 351 Session were recorded on module IAAC+022/8000 Operators Sorokovikov, Alakova, Bryukhanova, Plotnikova ================================ r4931ft READY ================================= 2020-01-30 18:35:08 R4931, Fortaleza, Ready-message Session R4931 ready-message for Fortaleza. ------------------------------------------- Comments:First source: 2255-282 at 030 - 18:32:48 UT. FMOUT-GPS: 0.554 microseconds. Sky Conditions: Clear. Cable difference is: longer cable makes the reading larger by 106.1 microseconds and is nominal. Pointing values: SEFD (X/S) Source Az/El Offset1 Offset2 1951.5/2511.0 Cyguns-A 015/44 0.036 -0.013 -- FORTALEZA VLBI TEAM. ================================ r4931ft START ================================= 2020-01-30 18:37:39 R4931, Fortaleza, Start-message Session R4931 Start message for Fortaleza. -------------------------------------------- Started recording with source: 2255-282 at 030 - 18:32:48 UT as scheduled. -- FORTALEZA VLBI TEAM. ================================= r4931ft STOP ================================= 2020-01-31 18:37:29 R4931, Fortaleza, Stop-message End of schedule: 031 - 18:27:25 UTComments: Scan from 17:52:29 ut to 18:17:30 ut was missed due to the locked AZ position switch.Data will be to WASH by e-transfer .Disk Inventory Size 2000GB = 03 Size 4000GB = 02 Size 8000GB = 10Size 16000GB = 01 Other Size (1000GB) = 01 Last update: JAN/2020. -- VLBI TEAM ================================ r4931ht READY ================================= 2020-01-30 13:51:57 r4931, Hart15M, Ready-message Session r4931 ready message for Hart15M. ---------------------------------------- Comments: Hart15M is ready to start the experiment. First source: OJ287 at 18:30:00 UT FMOUT-GPS: 1.7840 microseconds Wx: Temperature (C): 28.3 Pressure (mBar): 865.7 Humidity (%): 46.1 Sky Conditions: 10% cloud cover Cable difference is: na Pointing values: na Tsys (x1/s/x2): 36.4/49.1/42.7 ================================ r4931ht START ================================= 2020-01-30 18:30:00 r4931, Hart15M, Autostart-message Session r4931 auto-start message for Hart15M. --------------------------------------------- Started recording with source: oj287 at 030.18:30:00 UT ================================= r4931ht STOP ================================= 2020-01-31 18:55:05 r4931, Hart15M, Stop-message Session r4931 stop message for Hart15M. --------------------------------------- Comments: Hart15M has completed R4931. Nothing to report - all scans recorded. Weather conditions were clear throughout. Data will be e-shipped to Washington. Disk Inventory: A 0, B 2, C 0, D 1, E 1, F 0, G 0, H 0, (other larger) 8 Observation finished at: 18:29:34 UT ================================ r4931kk READY ================================= 2020-01-30 19:29:50 r4931, Kokee Park, Ready-message Session r4931 ready message for Kokee Park. ------------------------------------------- Comments: Cable cal and pointing check done prior for intensive i20030. First source: 1219+044 at 030/1933:29 UT FMOUT-GPS: +12.58 microseconds Wx: Temperature (C): 16.3 Pressure (mBar): 890 Humidity (%): 87.2 Sky Conditions: mostly cloudy Cable difference is: longer cable makes the reading smaller by 52.9 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 1948/670 virgoa 264/45 -0.010 -0.012 1742/697 cygnusa 54/32 0.006 -0.001 Tsys (x1/s/x2): 85/44/55 ================================ r4931kk START ================================= 2020-01-30 19:36:06 r4931, Kokee Park, Start-message Session r4931 start message for Kokee Park. ------------------------------------------- Started recording with source: 1219+044 at: 030/1933:29 UT ================================= r4931kk STOP ================================= 2020-01-31 18:30:17 r4931, Kokee Park, Stop-message Session r4931 stop message for Kokee Park. ------------------------------------------ Comments: Power outage on scan 031-0247, scans 031-0253 through 031-0326 missed, reentered schedule on scan 031-0328b. Power outage after scan 031-0414, scans 031-0422 and 031-0424b missed. reentered schedule on scan 031-0427. Data on diskpack bkg-0013 to be sent out via FedEx awb# 7776 3751 7345 Disk Inventory: A 0, B 0, C 0, D 8, E 3, F 0, G 2, H 6, (other larger) 2 Observation finished at: 031/1829:54 UT ================================ r4931ny READY ================================= 2020-01-30 18:15:52 r4931, Ny-Alesund, Ready-message Session r4931 ready message for Ny-Alesund. ------------------------------------------- First source: OJ287 at 18:30:00 UT GPS-FMOUT: 161,37 microseconds Wx: Temperature (C): -4,6 Pressure (mBar): 989,0 Humidity (%): 77,80 Sky Conditions: Clear Cable difference is: longer cable makes the reading larger by 658,0 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 763,0/1325,4 Cygnusa 298,3675/36,2014 -0,00001 -0,01923 914,7/1260,7 Casa 259,5365/62,7432 0,00354 -0,01454 904,1/1439,1 Taurusa 141,5948/31,4266 0,00833 -0,02084 Tsys (x1/s/x2): 47/120/57 ================================ r4931ny START ================================= 2020-01-30 18:16:01 r4931, Ny-Alesund, Start-message Session r4931 start message for Ny-Alesund. ------------------------------------------- Started recording with source: OJ287 at: 18:30:00 UT ================================= r4931ny STOP ================================= 2020-01-31 18:32:44 r4931, Ny-Alesund, Stop-message Session r4931 stop message for Ny-Alesund. ------------------------------------------ Comments: The receiver started to warm up this morning, so we had to halt the observation between 031-511 and 031-0706 to do our quick fix to cool it down. Disk Inventory: A 0, B 0, C 0, D 6, E 0, F 0, G 0, H 0, (other larger) 10 Observation finished at: 18:29:24 UT ================================ r4931sv READY ================================= 2020-01-30 17:06:07 R4931.Svetloe.Ready_message Sessions r4931 Ready-message for Svetloe. ----------------------------------------------------------- Mark5B+ recorder. GPS-FMOUT: +1.9483 microseconds. Wx: Temperature (C): -2.1; Pressure (mBar): 995.6; Humidity (%): 87.2. Sky conditions: cloudy Pointing values: SEFD X/S Source Az/El Offset1 Offset2 327/- CygA 301/29 0.00022 0.00614 Tsys (X/S): 74/60. S-receiver RFI. Operator Slobojaninova -- Best regards, operator vlbi(Svetloe). ================================ r4931sv START ================================= 2020-01-30 18:41:00 R4931.Svetloe.Start_message Session R4931 Start-message for Svetloe. ------------------------------------------------ Svetloe started R4931 session as schedule at 30/18:30:00 UT. First source OJ287 Mark5B+ recorder. Operator Slobojaninova. -- Best regards, operator vlbi(Svetloe). ================================= r4931sv STOP ================================= 2020-01-31 16:46:08 r4931, Svetloe. Stop- message. Session r4931 Stop-message for Svetloe. ---------------------------------------- Svetloe ends r4931 observing 350. All scans were recorded. Module USN-0032/4000/1024. Operator Shumilova. -- Best regards, operator vlbi(Svetloe). ================================ r4931wn READY ================================= 2020-01-30 18:16:33 r4931, Wettzell (wn), Ready-message Wettzell (wn) is ready for r4931 at scheduled time. First source (wn): OJ287 at 18:30:00 UT (start data). Delta ut(ref-efos60) = 1.849 micsec. at 030.17:45 UT. System status: OK. WX/covered, no rain. Regards, Wettzell obs. ================================ r4931wn START ================================= 2020-01-30 18:31:07 r4931, Wettzell (wn), Start-message Wettzell (wn) started r4931 at scheduled time. First source (wn): OJ287 at 18:30:00 UT (start data). System status: OK. WX/covered, no rain. Regards, Wettzell obs. ================================ r4931wz READY ================================= 2020-01-30 19:31:33 r4931, Wettzell (wz), Ready-message Wettzell (wz) is ready for r4931 at scheduled time. First source (wz): 0048-097 at 19:35:50 UT (start data). Delta ut(ref-efos39) = 4.717 micsec. at 030.18:45 UT. System status: OK. WX/covered, no rain. Regards, Wettzell obs. ================================ r4931wz START ================================= 2020-01-30 19:36:21 r4931, Wettzell (wz), Start-message Wettzell (wz) started r4931 at scheduled time. First source (wz): 0048-097at 19:35:50 UT (start data). System status: OK. WX/covered, no rain. Regards, Wettzell obs. ================================ r4931yg READY ================================= 2020-01-30 04:26:37 r4931 Yarragadee (Yg), ready message Session r4931 ready message for Yarragadee (Yg) ----------------------------------------------------------- First source: oj287 at 18:30:00 UT Formatter to GPS difference (fmout-GPS) is 9.6758 us at 030.04:24:29 UT Weather: Temperature (C): , Pressure (hPa): , Humidity (%): Additional operator comments (if any): weather is nice, no cloud cover Pointing results: SEFD S/X Source Az/El Offset (xEl) Offset (El) 2020.030.04:17:28.19#fivpt#xoffset 265.3457 75.5762 -0.02352 0.01409 0.00578 0.01214 1 0 7u 1921-293 Tsys (S/X): Fringe check: Source: Array: Result: Additional Comments: Additional setup notes (OK = done, NOK = not checked/done): ----------------------------------------------------------- Checklist "Before observation" Sent by Jay (user alias: oper) System: Schedule file prepared OK Signals: RF and IF signal paths configured OK DBBC: Server software running OK DBBC: pps_sync sent (if reconfigured) NOK DBBC: client software NOT running on DBBC OK DBBC: IFs correctly selected OK DBBC: Frequency settings correct OK Time: Maser ok NOK Mark5: dim software running OK Mark5: Time correct (ntpq) OK Mark5: recording mode set (e.g. proc=xxxx; ready_disk) OK Mark5: reported VSNs agree with printed labels OK Mark5: configured (e.g. setupsx) OK Mark5: Times OK (i.e. mk5=dot? fmset may be required) OK Time: Field system time aggrees with station time (fmset) OK Time: Maser to GPS difference in usec (maserdelay command. Enter value@day/time) (value=+9.9846E-006@2020.030.04:21:15) OK Time: Formatter out to GPS difference in usec (clkoff command. Enter value@day/time) (value=+9.6763E-006@2020.030.04:21:09) OK Time: delays OK, stable and within 1us (clkoff, maserdelay) OK Mark5: test recording OK (scan_check and autocorrelation) OK Tsys: systemp12 command working and Tsys looking OK (S ~85-95, X ~80-90) OK Antenna: pad clear of obstructions OK Antenna: has a kangaroo pressed the pedestal e-stop button? OK Antenna: Time OK (i.e. SNTP server OK) OK Antenna: in remote mode OK Antenna: Pointing and SEFD checked (put comment in the log, including source used, Az, El, offsets) (value=2020.030.04:17:28.19#fivpt#xoffset 265.3457 75.5762 -0.02352 0.01409 0.00578 0.01214 1 0 7u 1921-293) OK Meteorology: Weather conditions ok (enter short meteorological report) (value=weather is nice, no cloud cover) OK System: Fringe Check Done? (Indicate if S and X-band fringes were detected) NOK Skype chat with other stations started NOK Additional notes: 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. ================================ r4931yg START ================================= 2020-01-30 20:20:50 r4931, Yarragadee (Yg), start message Session r4931 start message for Yarragadee (Yg) ----------------------------------------------------------- Started recording with source: OJ287 at 030/18:30:00 UT Comments: Experiment started OK Regards, Jay 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. ================================= r4931yg STOP ================================= 2020-01-31 18:33:25 Yarragadee has completed r4931 Yarragadee has completed r4931 The log and procedure files from experiment r4931 have been copied to ivs.bkg.bund.de: Formatter (H-maser) leads GPS by 9.8398 microsec at 2020.031.18:28:39.03 Additional experiment notes: Recorded 1123.26 GB to module USN-0070 using the Mark5B+ recorder. The Module is being sent to WASH using DHL. Known problems: no Missed Scans: no Observers: Jay, Jamie, Mas, Katie Regards, Katie 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. ================================= r4931yg WIKI ================================= 2020-01-30 20:18:00 r4931 Yarragadee 12m Disk VSN: USN-0070 | Data volume at beginning: 0.0 GB 1830UT Experiment started ok (Jay) . H-maser not accessible via VNC (Jay) ================================ r4931zc READY ================================= 2020-01-30 18:23:24 r4931 Zelenchukskaya Ready message Session r4931 ready message for Zelenchukskaya. First source: OJ287 at 18:30:00 UT. GPS-FMOUT: 1.984 microseconds. GPS-MASER: 1.779 microseconds. Wx: Temperature (C): 0, Pressure (mBar): 877, Humidit 87. Sky Conditions: clear. Cable difference: - Pointing values: SEFD: (x/s) Source Az/El Offset1 Offset2 226/- 3c48 262/59 -0.02314 0.00230 Tsys(x/s): 95/130. Azeloff(az/el): -1m30s,0m. Operator: Kiselev P.A. ================================ r4931zc START ================================= 2020-01-31 00:17:44 r4931 Zelenchukskaya Start message Session r4931 start message for Zelenchukskaya. Experement started 18:30:00. First source: OJ287 at 18:30:00 UT. Operator: KIselev P. ================================= r4931zc STOP ================================= 2020-01-31 18:28:48 r4931 Zelenchukskaya Stop message Session r4931 stop message for Zelenchukskaya. Zelenchukskaya ends r4931 at 18:28:12, observing 357. Session r4931 were recorded on module IAAC+012. Operator: Ptitcin A. ================================================================================