==================================== r4872 ===================================== Bd : Did not participate. Not in master. Ft : Several leakages in helium supply line. Observed with warm receiver. Ke : Did not participate. DBBC failure. Kk : Observed with warm receiver. Mc : Did not participate. Not in master. Ny : Receiver went warm. Halted schedule (23:17-23:37). Ww : Did not participate. Not in master. Zc : Did not participate. Not in master. No problems found for : Ht, Is, Ma, Yg ================================ r4872ft READY ================================= 2018-12-13 18:40:15 R4872, Fortaleza, ready-message Session R4872 ready-message for Fortaleza. ------------------------------------------- Comments: Fortaleza its going to observe at r4872 with warm receiver because we had a several leakage in the helium supply line during the cooling down procedure. The leakage will be fixed in the weekend and we hope to be able to observe with cold receiver at next week. First source: 3c446 at 347 - 18:41:40 UT. FMOUT-GPS: 0.499 microseconds. Sky Conditions: Clear. VC 12 aren't locked due LO unlocked. Cable difference is: longer cable makes the reading larger by 105.1 microseconds and is nominal. Pointing values: SEFD (X/S) Source AZ/EL Offset(AZ) Offset(EL) - / - Cygnus-A 348/44 0.073 -0.001 -- FORTALEZA VLBI TEAM. ================================ r4872ft START ================================= 2018-12-13 18:47:07 R4872, Fortaleza, Start-message Session R4872 start message for Fortaleza. -------------------------------------------- Started recording with source: 3C446 at 347 - 18:41:40 UT as scheduled. -- FORTALEZA VLBI TEAM. ================================= r4872ft STOP ================================= 2018-12-14 18:29:21 R4872, Fortaleza, Stop-message Fortaleza finished R4872 session at 348 - 18:05:02 UT. Comments: All scans recorded. Receiver is warm. Data will be uploaded by e-transfer to WACO. Disk Inventory Size D/2000GB = 03 Size G/4000GB = 02 Size J/8000GB = 08 Other Size (1000GB) = 01 Last update: DEC/2018. Fortaleza VLBA Team ================================ r4872ht READY ================================= 2018-12-13 17:49:34 r4872, Hart15M, Ready-message Session r4872 ready message for Hart15M. ---------------------------------------- Comments: Hart15M is ready to start R4872 Low phase level in X-band First source: 0458-020 at 18:30:00 UT FMOUT-GPS: 9.0040 microseconds Wx: Temperature (C): 25.3 Pressure (mBar): 864.8 Humidity (%): 23.18 Sky Conditions: 50-60% Cloud cover Cable difference is: na Pointing values: na Tsys (x1/s/x2): 36.1/45.1/43.0 ================================ r4872ht START ================================= 2018-12-13 18:30:00 r4872, Hart15M, Autostart-message Session r4872 auto-start message for Hart15M. --------------------------------------------- Started recording with source: 0458-020 at 347.18:30:00 UT ================================= r4872ht STOP ================================= 2018-12-14 18:28:37 r4872, Hart15M, Stop-message Session r4872 stop message for Hart15M. --------------------------------------- Comments: Hart15M has completed R4872. All scans recorded. Weather conditions were partly cloudy initially, mostly clear in the middle and overcast with some rain right at the end. Data will be e-shipped to Washington. Disk Inventory: A 0, B 0, C 0, D 0, E 0, F 0, G 1, H 0, (other larger) 7 Observation finished at: 18:25:57 UT ================================ r4872is READY ================================= 2018-12-13 05:35:29 [vlbi] r4872, q18349 and q18350, Ishioka, Ready-message Ishioka is ready for r4872, q18349 and q18350. First source of r4872 is 0458-020 at 347day 18:30:00(UT). First source of q18349 is 3C418 at 349day 07:30:00(UT). First source of q18350 is 1751+288 at 350day 07:30:00(UT). The data recorder is K5/VSI system. All systems are normal. Weather is cloudy Temp:7.5 C, Hum:60.2 %, Pres:1006.8 hPa FMOUT - GPS = +323.0 nsec at 347-05:27 Tsys: X-band=45.3 K, S-band=188.3 K (EL=90) SEFD: X-band=1508.9 Jy, S-band=2129.9 Jy (Cas-A, AZ=38.4, EL=51.1) About r4872 data transfer, Correlator is WASH. data server(GSI) -> mizuho data directory(m5b) -> /cont2/R4872is_m5b We will inform WACO, when the data is ready. About q18349 data transfer, Correlator is GSI. data server(Tsukuba) -> iserv02 data directory(k5) -> /ddn/vlbi/data/q18349is About q18350 data transfer, Correlator is GSI. data server(Tsukuba) -> iserv02 data directory(k5) -> /ddn/vlbi/data/q18350is Sincerely, Kentaro Nozawa, GSI/AES =================================================== GSI VLBI group Geospatial Information Authority of Japan e-mail: gsi-vlbi-oper@ml.mlit.go.jp web: http://www.spacegeodesy.go.jp/vlbi/en/ =================================================== ================================ r4872is START ================================= 2018-12-13 18:31:08 r4872, Ishioka, Start-message Session r4872 start message for Ishioka ---------------------------------------------------------------- Started recording with source 0458-020 at 2018/347/18:30:00UT FMOUT-GPS : +0.328 microseconds Wx: Temperature(C): 4.1 Pressure(hPa): 1002.9 Humidity(%): 95.3 ================================= r4872is STOP ================================= 2018-12-17 00:21:06 [vlbi] r4872, q18349 and q18350, Ishioka, Stop-message Ishioka finished r4872, q18349 and q18350. Comments: All scans were recorded. Antenna did not track the source due to AZ limit in the following one scan. Problem scans: Session:r4872 [Source] [Scan start] [problem] 0821+394 348-1809 "Antenna off-source!" from 18:09:20 to 18:12:24 --- Automatic measurement results at about 348-18:27 --- Temp: 0.7 C, Hum:77.7 %, Pres:1010.3 hPa FMOUT - GPS = +311.1 nsec at 348-18:27 (UT). Tsys: X-band=50.4 K, S-band=125.3 K (EL=90) SEFD: X-band=1877.0 Jy, S-band=1903.7 Jy (Virgo-A, AZ=108.5, EL=42.7) --- Automatic measurement results at about 349-08:27 --- Temp: 2.9 C, Hum:69.1 %, Pres:1013.3 hPa FMOUT - GPS = +307.0 nsec at 349-08:27 (UT). Tsys: X-band=46.2 K, S-band=363.6 K (EL=90) SEFD: X-band=1487.6 Jy, S-band=2910.0 Jy (Cas-A, AZ=357.2, EL=67.2) --- Automatic measurement results at about 350-23:35 --- Temp: 4.9 C, Hum:98.0 %, Pres:995.0 hPa FMOUT - GPS = +309.4 nsec at 350-23:35 (UT). Tsys: X-band=50.2 K, S-band=165.2 K (EL=90) SEFD: X-band=1769.2 Jy, S-band=1281.0 Jy (Virgo-A, AZ=240.4, EL=51.4) We put the file "r4872is.log", "q18349is.log" and "q18350is.log" on "cddis.gsfc.nasa.gov". Sincerely, Kentaro Nozawa, GSI/AES =================================================== GSI VLBI group Geospatial Information Authority of Japan e-mail: gsi-vlbi-oper@ml.mlit.go.jp web: http://www.spacegeodesy.go.jp/vlbi/en/ =================================================== ================================ r4872ke OTHER ================================= 2018-12-18 21:41:14 R4872 R1873 Katherine Katherine did not participate in R4872 nor R1873 due to DBBC failure. We will attempt to fix hardware issue and observe R4873, Warren Dr. Warren Hankey School of Mathematics & Physics University of Tasmania Private Bag 37 Hobart Tasmania 7001 Room: 225 Mobile: 0488 042 857 Office: 61 3 6226 1087 Fax: 61 3 6226 2410 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. ================================= r4872ke WIKI ================================= 2018-12-14 02:32:00 r4872 Katherine 12m Disk VSN : OSOD-114/2000/1024. Data volume at the beginning 2.0 GB 1830 UT: Experiment started OK (Lim). 2011 UT: Created and monitor logfile under ops1hb:/home/observer/home/observer/ 20:30 UT haven't had sensible system temperature readings all experiment(warren) 00:53 UT tried dbbc reconfigure still no system temperature (warren) 01:07 UT still no good , try full dbbc restart (warren) 02:30 UT tried restarting Agilent USB hub that runs power sensor, still no tsys (warren) ================================ r4872kk READY ================================= 2018-12-13 19:35:13 r4872, Kokee Park, Ready-message Session r4872 ready message for Kokee Park. ------------------------------------------- Comments: Pointing check done post experiment RD1810. Cable cal done prior for intensive i18347. Running experiment warm due to cryo issues. First source: 1059+282 at 347/1934:22 UT FMOUT-GPS: +10.4 microseconds Wx: Temperature (C): 13.6 Pressure (mBar): 894 Humidity (%): 100 Sky Conditions: overcast Cable difference is: longer cable makes the reading smaller by 53.3 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 6519/1958 virgoa 208/78 -0.028 0.000 Tsys (x1/s/x2): 318/111/184 ================================ r4872kk START ================================= 2018-12-13 19:35:35 r4872, Kokee Park, Start-message Session r4872 start message for Kokee Park. ------------------------------------------- Started recording with source: 1059+282 at: 347/1934:22 UT ================================= r4872kk STOP ================================= 2018-12-14 18:30:38 r4872, Kokee Park, Stop-message Session r4872 stop message for Kokee Park. ------------------------------------------ Comments: No post pointing check done due to short turnaround. Diskpack SHA0-023 will be sent out via FedEX AWB#7739 5260 8910. Running with warm receiver. During scan 348-1516 and 348-1522d VSI4 sampler module timeout, cycled power and re-synced fmset. Problem scans: Source Scan start Explanation of problem 3c446 348/0049:09 RFI on IFA 1441+252 348/1602:02 short power outage resumed schedule ok. Disk Inventory: A 2, B 1, C 0, D 14, E 4, F 0, G 1, H 2, (other larger) 3 Observation finished at: 348/1828:50 UT ================================ r4872ma READY ================================= 2018-12-13 08:24:32 r4872, MATERA, Ready-message Session r4872 ready message for MATERA. --------------------------------------- First source: 0458-020 at 18:30 UT GPS-FMOUT: 1.264 microseconds Wx: Temperature (C): 6 Pressure (mBar): 956 Humidity (%): 100 Sky Conditions: rainy sky Cable difference is: longer cable makes the reading larger by 504 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 3933/1659 casa 24/17 -0.00156 -0.00031 Tsys (x1/s/x2): 139/308/0 ================================ r4872ma START ================================= 2018-12-13 18:31:10 r4872, MATERA, Start-message Session r4872 start message for MATERA. --------------------------------------- Started recording with source: 0458-020 at: 18:30:00 UT ================================= r4872ma STOP ================================= 2018-12-14 18:37:23 r4872, MATERA, Stop-message Session r4872 stop message for MATERA. -------------------------------------- Problem scans: Source Scan start Explanation of problem 0 0 o Disk Inventory: A 0, B 0, C 0, D 20, E 2, F 0, G 2, H 2, (other larger) 0 Observation finished at: 18:28:50 UT ================================ r4872ny READY ================================= 2018-12-13 18:22:53 r4872, Ny-Alesund, Ready-message Session r4872 ready message for Ny-Alesund. ------------------------------------------- Comments: Some snow on antenna dish due to snowblizard First source: 1144+402 at 18:30:00 UT GPS-FMOUT: 154.1 microseconds Wx: Temperature (C): -2.7 Pressure (mBar): 985 Humidity (%): 91 Sky Conditions: Cloudy Cable difference is: longer cable makes the reading larger by 650 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 1056/1351 cygnusa 256/44 -0.0131 0.0088 1216/1318 casa 205/69 -0.0169 0.0111 Tsys (IFA/IFB/IFC): 45/56/120 ================================ r4872ny START ================================= 2018-12-13 18:30:00 r4872, Ny-Alesund, Autostart-message Session r4872 auto-start message for Ny-Alesund. ------------------------------------------------ Started recording with source: 1144+402 at 347.18:30:00 UT ================================= r4872ny STOP ================================= 2018-12-14 18:36:55 r4872, Ny-Alesund, Stop-message Session r4872 stop message for Ny-Alesund. ------------------------------------------ Comments: The reciever went warm around 11-12 pm yeasterday. Disk Inventory: A 0, B 0, C 0, D 7, E 0, F 0, G 0, H 0, (other larger) 10 Observation finished at: 18:28:50 UT ================================= r4872yg WIKI ================================= 2018-12-14 02:32:00 r4872 Yarragadee 12m Disk VSN : BKG-0039/2000/1024. Data volume at the beginning 2.0 GB 1830 UT: Experiment started OK (Lim). 2024 UT: Created and monitor logfile under ops1hb:/home/observer/home/observer/ ================================================================================