==================================== r4831 ===================================== Ft : Azimuth power supply failure (16:08-16:15). Observed with warm receiver. Ke : DBBC's pps_delay jumped (01:27). DBBC resynched. Ny : Ice in gearbox missing the first 15 hours (18:30-09:06). No problems found for : Ht, Is, Kk, Wn, Ww, Wz, Yg ================================ r4831ft READY ================================= 2018-03-01 17:57:36 R4831, Fortaleza, ready-message Session R4831 ready-message for Fortaleza. ------------------------------------------- Comments: Receiver is warm. We are with problems in receiver box temperature control system. The receiver box is working open. First source: 0131-522 at 060 - 18:30:00 UT. FMOUT-GPS: 0.545 microseconds. Sky Conditions: Overcast with rain. Cable difference is: longer cable makes the reading larger by 104.4 microseconds and is nominal. Pointing values: SEFD (X/S) Source AZ/EL Offset(AZ) Offset(EL) ---/--- Cas-A 341/21 0.020 -0.008 ---/--- Orion-A 093/31 0.027 -0.016 -- FORTALEZA VLBI TEAM. ================================ r4831ft READY ================================= 2018-03-01 17:54:25 R4831, Fortaleza, Ready-message Session R4831 ready-message for Fortaleza. ------------------------------------------- Comments: Receiver is warm. We are with problems in receiver box temperature control system. The receiver box is working open. First source: 0131-522 at 060 - 18:30:00 UT. FMOUT-GPS: 0.545 microseconds. Sky Conditions: Overcast with rain. Cable difference is: longer cable makes the reading larger by 104.4 microseconds and is nominal. Pointing values: SEFD (X/S) Source AZ/EL Offset(AZ) Offset(EL) ---/--- Cas-A 341/21 0.020 -0.008 ---/--- Orion-A 093/31 0.027 -0.016 -- FORTALEZA VLBI TEAM. ================================ r4831ft START ================================= 2018-03-01 18:36:20 R4831, Fortaleza, start-message Session R4831 start message for Fortaleza. -------------------------------------------- Started recording with source: 0131-522 at 060 - 18:30:00 UT as scheduled. -- FORTALEZA VLBI TEAM. ================================ r4831ft START ================================= 2018-03-01 17:55:08 R4831, Fortaleza, start-message Session R4831 start message for Fortaleza. -------------------------------------------- Started recording with source: 0131-522 at 060 - 18:30:00 UT as scheduled. -- FORTALEZA VLBI TEAM. ================================= r4831ft STOP ================================= 2018-03-02 18:42:45 R4831, Fortaleza, Stop-message Fortaleza finished R4831 session at scheduled time. End of schedule: 061 - 18:25:07 UT. Comments: Scan from 16:08:11 ut to 16:16:38 ut was missed due to a AZ power failure. Receiver is warm. Data will be uploaded to Washington by e-transfer. Disk Inventory Size D/2000GB = 03 Size G/4000GB = 02 Size H/6000GB = 01 Size J/8000GB = 08 Other Size (1000GB) = 01 Last update: MAR/2018. -- FORTALEZA VLBI TEAM. -- ------------------------------------------------------------ Emerson Costa VLBI team technical Mackenzie/CRAAM - ROEN Fortaleza VLBI station Office: (+55) 85 3402.9006 ================================= r4831ft STOP ================================= 2018-03-02 18:39:25 R4831, Fortaleza, Stop-message Fortaleza finished R4831 session at scheduled time. End of schedule: 061 - 18:25:07 UT. Comments: Scan from 16:08:11 ut to 16:16:38 ut was missed due to a AZ power failure. Receiver is warm. Data will be uploaded to Washington by e-transfer. Disk Inventory Size D/2000GB = 03 Size G/4000GB = 02 Size H/6000GB = 01 Size J/8000GB = 08 Other Size (1000GB) = 01 Last update: MAR/2018. -- FORTALEZA VLBI TEAM. ================================ r4831ht READY ================================= 2018-03-01 18:30:52 r4831, Hart15M, Ready-message Session r4831 ready message for Hart15M. ---------------------------------------- Comments: Hart15M is ready for experiment R4831. Data will be e-shipped to Washington First source: 0131-522 at 18:30:00 UT FMOUT-GPS: 16.03 microseconds Wx: Temperature (C): 19.3 Pressure (mBar): 861.3 Humidity (%): 70.2 Sky Conditions: cloud cover Cable difference is: na Pointing values: na Tsys (x1/s/x2): 38.1/54.8/41.8 ================================ r4831ht START ================================= 2018-03-01 18:32:39 r4831, Hart15M, Autostart-message Session r4831 auto-start message for Hart15M. --------------------------------------------- Started recording with source: 0812+367 at 060.18:32:39 UT ================================= r4831ht STOP ================================= 2018-03-02 18:28:37 r4831, Hart15M, Stop-message Session r4831 stop message for Hart15M. --------------------------------------- Comments: Hart15M has completed R4831. All scans recorded. Weather conditions were overcast initially then mostly clear from the middle to the end. Data will be e-shipped to Washington. Disk Inventory: A 0, B 0, C 0, D 0, E 0, F 0, G 2, H 1, (other larger) 6 Observation finished at: 18:27:40 UT ================================ r4831is READY ================================= 2018-03-01 07:18:34 [vlbi] r4831, q18062 and q18063, Ishioka, Ready-message Ishioka is ready for r4831, q18062 and q18063. First source of r4831 is 1156+295 at 060day 18:30:00(UT). First source of q18062 is 0016+731 at 062day 07:30:00(UT). First source of q18063 is 0016+731 at 063day 07:30:00(UT). The data recorder is K5/VSI system. All systems are normal. Weather is fine. Temp:18.8 C, Hum:32.6 %, Pres:974.4 hPa FMOUT - GPS = +405.9 nsec at 060-07:04 Tsys: X-band=44.9 K, S-band=196.2 K (EL=90) SEFD: X-band=1442.5 Jy, S-band=2023.0 Jy (Cas-A, AZ=321.0, EL=49.5) About r4831 data transfer, Correlator is WASH. data server(GSI) -> iserv02 data directory(m5b) -> /ddn/vlbi/data/r4831is/m5b We will inform WACO, when the data is ready. About q18062 data transfer, Correlator is GSI. data server(Tsukuba) -> iserv02 data directory(k5) -> /ddn/vlbi/data/q18062is About q18063 data transfer, Correlator is GSI. data server(Tsukuba) -> iserv02 data directory(k5) -> /ddn/vlbi/data/q18063is Sincerely, NUMAJIRI Katsumi, GSI/AES =================================================== GSI VLBI group Geospatial Information Authority of Japan e-mail: GSI-vlbi-opera at ml.mlit.go.jp web: http://www.spacegeodesy.go.jp/vlbi/en/ =================================================== ================================ r4831is START ================================= 2018-03-01 18:31:21 r4831, Ishioka, Start-message Session r4831 start message for Ishioka ---------------------------------------------------------------- Started recording with source 1156+295 at 2018/060/18:30:00UT FMOUT-GPS : +0.411 microseconds Wx: Temperature(C): 7.2 Pressure(hPa): 985.4 Humidity(%): 43.4 ================================= r4831is STOP ================================= 2018-03-05 00:40:35 [vlbi] r4831, q18062 and q18063, Ishioka, Stop-message Ishioka finished r4831, q18062 and q18063. Comments: All scans were recorded. --- Automatic measurement results at about 061-18:27 --- Temp: 3.5 C, Hum:58.9 %, Pres:1002.4 hPa FMOUT - GPS = +407.9 nsec at 061-18:27 (UT). Tsys: X-band=43.9 K, S-band=179.1 K (EL=90) SEFD: X-band=1549.0 Jy, S-band=2034.1 Jy (Virgo-A, AZ=238.0, EL=52.9) --- Automatic measurement results at about 062-08:28 --- Temp: 12.4 C, Hum:79.8 %, Pres:1004.1 hPa FMOUT - GPS = +403.7 nsec at 062-08:28 (UT). Tsys: X-band=44.6 K, S-band=1039.8 K (EL=90) SEFD: X-band=1368.7 Jy, S-band=2279.1 Jy (Taurus-A, AZ=136.3, EL=71.5) --- Automatic measurement results at about 063-08:28 --- Temp: 16.6 C, Hum:66.1 %, Pres:1003.7 hPa FMOUT - GPS = +395.1 nsec at 063-08:28 (UT). Tsys: X-band=45.2 K, S-band=450.0 K (EL=90) SEFD: X-band=1373.0 Jy, S-band=2300.0 Jy (Taurus-A, AZ=138.6, EL=72.0) We put the file "r4831is.log", "q18062is.log" and "q18063is.log" on "cddis.gsfc.nasa.gov". Sincerely, NUMAJIRI Katsumi, GSI/AES =================================================== GSI VLBI group Geospatial Information Authority of Japan e-mail: gsi-vlbi-oper at ml.mlit.go.jp web: http://www.spacegeodesy.go.jp/vlbi/en/ =================================================== ================================= r4831ke WIKI ================================= 2018-03-02 01:31:00 r4831 Katherine 12m Disk VSN: OSOD-114 | Data volume at beginning: 0.224 GB 1830UT - Experiment started OK. (Tiege) 0127UT - dbbc's pps_delay jumped. DBBC resynched, schedule resumed. scan 061-0125 is curtailed. (JMc) ================================ r4831kk READY ================================= 2018-03-01 19:34:25 r4831, Kokee Park, Ready-message Session r4831 ready message for Kokee Park. ------------------------------------------- Comments: resynced station timing. fmout-gps reads as +11.327 usec. cable cal and pointing check done prior to i18060 First source: 2318+049 at 60/1935:21 UT FMOUT-GPS: +11.327 microseconds Wx: Temperature (C): 15.9 Pressure (mBar): 889 Humidity (%): 100 Sky Conditions: mostly cloudy Cable difference is: longer cable makes the reading smaller by 51.1 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 1753/661 casa 33/19 0.003 0.009 1400/631 cygnusa 51/54 0.003 0.007 Tsys (x1/s/x2): 63/33/44 ================================ r4831kk START ================================= 2018-03-01 19:35:21 r4831, Kokee Park, Autostart-message Session r4831 auto-start message for Kokee Park. ------------------------------------------------ Started recording with source: 2318+049 at 060.19:35:21 UT ================================= r4831kk STOP ================================= 2018-03-02 18:31:14 r4831, Kokee Park, Stop-message Session r4831 stop message for Kokee Park. ------------------------------------------ Comments: Disk# WSRT-058 will be sent out via FedEx AWB# 7716 6945 4789 Disk Inventory: A 0, B 0, C 0, D 7, E 3, F 3, G 2, H 4, (other larger) 2 Observation finished at: 061/1828:32 UT ================================ r4831ny READY ================================= 2018-03-02 09:01:18 r4831, Ny-Alesund, Ready-message Session r4831 ready message for Ny-Alesund. ------------------------------------------- Comments: Late start due to ice in the gearbox. First source: 0738+491 at 10:10:37 UT GPS-FMOUT: 27 microseconds Wx: Temperature (C): -11.4 Pressure (mBar): 1028 Humidity (%): 63 Sky Conditions: Clear Cable difference is: longer cable makes the reading larger by 657 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 1270/1488 CygnusA 182/52 0.0107 0.0157 1535/1622 CasA 115/65 -0.0023 0.0204 1598/2028 TaurusA 38/13 0.0016 0.0222 Tsys (IFA/IFB/IFC): 90/75/52 ================================ r4831ny START ================================= 2018-03-01 18:55:11 Problem starting R4831 (Ny-Alesund) Good evening, Ny-Ålesund had problems starting up tonight's measurement R4831. We suspect icing in the azimuth gearbox. Measures are taken to heat up and getting the antenna moving again. Regards, Trond Sandmo ================================ r4831ny START ================================= 2018-03-02 09:09:56 r4831, Ny-Alesund, Autostart-message Session r4831 auto-start message for Ny-Alesund. ------------------------------------------------ Started recording with source: 0738+491 at 061.09:09:56 UT ================================= r4831ny STOP ================================= 2018-03-02 18:32:01 r4831, Ny-Alesund, Stop-message Session r4831 stop message for Ny-Alesund. ------------------------------------------ Comments: Late start due to ice in gearbox. Disk Inventory: A 0, B 0, C 0, D 10, E 0, F 0, G 0, H 0, (other larger) 10 Observation finished at: 18:29:20 UT ================================ r4831wn START ================================= 2018-03-01 18:33:16 r4831, Wettzell (wn), Start-message Wettzell (wn) started r4831 at scheduled time. First source (wn): 1156+295 at 18:30:00 UT (start data). wx/clear sky, no rain, no wind, some fog Regards, Wettzell obs. ================================= r4831wn STOP ================================= 2018-03-02 18:33:35 r4831, Wettzell (wn), Stop-message Wettzell (wn) finished r4831 at scheduled time. All scans were recorded Regards, Wettzell obs. ================================ r4831wz START ================================= 2018-03-01 19:44:37 r4831, Wettzell (wz), Start-message Wettzell (wz) started r4831 at scheduled time. First source (wz): 2229+695 at 19:33:08 UT (start data). wx/clear sky, no rain, no wind, some fog Regards, Wettzell obs. ================================= r4831wz STOP ================================= 2018-03-02 18:33:23 r4831, Wettzell (wz), Stop-message Wettzell (wz) finished r4831 at scheduled time. All scans were recorded Regards, Wettzell obs. ================================= r4831yg WIKI ================================= 2018-03-02 01:31:00 r4831 Yarragadee 12m Disk VSN: JIVE-020 | Data volume at beginning: 1.282 GB 1830UT - Experiment started OK. (Tiege) ================================================================================