==================================== r1831 ===================================== Ft : Observed with warm receiver. Ny : Late start due to high winds. Missed first 2.5 hours (17:00-19:30). On : Reported problems with the attenuation for S-band. Ww : Started 2.7 hours late due to insufficient diskpack space (17:00-19:40). No problems found for : Ht, Is, Ke, Kv, Wn, Yg ================================ r1831ft READY ================================= 2018-02-26 17:30:11 R1831, Fortaleza, ready-message Session R1831 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: 1936-155 at 057 - 17:00:00 UT. FMOUT-GPS: 0.545 microseconds. Sky Conditions: Partially cloudy. Cable difference is: longer cable makes the reading larger by 102.3 microseconds and is nominal. Pointing values: SEFD (X/S) Source AZ/EL Offset(AZ) Offset(EL) ---/--- Cas-A 350/25 0.022 -0.006 -- FORTALEZA VLBI TEAM. ================================ r1831ft START ================================= 2018-02-26 17:30:35 R1831, Fortaleza, start-message Session R1831 start message for Fortaleza. -------------------------------------------- Started recording with source: 1936-155 at 057 - 17:00:00 UT as scheduled. -- FORTALEZA VLBI TEAM. ================================= r1831ft STOP ================================= 2018-02-27 17:12:50 R1831, Fortaleza, Stop-message Fortaleza finished R1831 session at scheduled time. End of schedule: 058 - 16:59:55 UT. Comments: All scans recorded. Receiver is warm. During the recording of the scan from 18:13:41ut to 18:14:40ut at 057 on source 2136+141 The Mark IV and Formatter where restarted and resynchronized due to a communication failure. 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: FEB/2018. -- FORTALEZA VLBI TEAM. ================================ r1831ht READY ================================= 2018-02-26 16:16:03 r1831, Hart15M, Ready-message Session r1831 ready message for Hart15M. ---------------------------------------- Comments: Hart15m is ready to start R1831ht All systems are nominal First source: 0738+313 at 17:00:00 UT FMOUT-GPS: 15.5800 microseconds Wx: Temperature (C): 19.9 Pressure (mBar): 864.6 Humidity (%): 70.2 Sky Conditions: Overcast Cable difference is: na Pointing values: na Tsys (x1/s/x2): 35.3/51.1/46.2 ================================ r1831ht START ================================= 2018-02-26 17:00:00 r1831, Hart15M, Autostart-message Session r1831 auto-start message for Hart15M. --------------------------------------------- Started recording with source: 0738+313 at 057.17:00:00 UT ================================= r1831ht STOP ================================= 2018-02-27 18:16:38 r1831, Hart15M, Stop-message Session r1831 stop message for Hart15M. --------------------------------------- Comments: Hart15M has completed R1831. All scans recorded successfully. Weather conditions were overcast throughout. 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: 16:59:55 UT ================================ r1831is READY ================================= 2018-02-26 05:41:38 [vlbi] q18057, r1831 and aov020, Ishioka, Ready-message Ishioka is ready for q18057, r1831 and aov020. First source of q18057 is 1849+670 at 057day 07:00:00(UT). First source of r1831 is 0738+313 at 057day 17:00:00(UT). First source of aov020 is 1502+106 at 058day 17:30:00(UT). The data recorder is K5/VSI system. All systems are normal. Weather is fine Temp:10.4 C, Hum:47.1 %, Pres:1006.5 hPa FMOUT - GPS = +409.1 nsec at 057-05:16 Tsys: X-band=45.2 K, S-band=201.9 K (EL=90) SEFD: X-band=1460.7 Jy, S-band=2030.7 Jy (Cygnus-A, AZ=298.8, EL=34.2) About q18057 data transfer, Correlator is BONN. data server(BONN) -> io10 data directory(BONN) -> /data/q18057/is data server(GSI) -> mizuho data directory(m5b) -> /cont2/Q18057is_m5b We will inform BONN, when the data is ready. About r1831 data transfer, Correlator is WASH. data server(GSI) -> iserv02 data directory(m5b) -> /ddn/vlbi/data/r1831is/m5b We will inform WACO, when the data is ready. About aov020 data transfer, Correlator is GSI. data server(GSI) -> iserv02 data directory(k5) -> /ddn/vlbi/data/aov020is 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/ =================================================== ================================ r1831is START ================================= 2018-02-26 17:05:17 r1831, Ishioka, Start-message Session r1831 start message for Ishioka ---------------------------------------------------------------- Started recording with source 0738+313 at 2018/057/17:00:00UT FMOUT-GPS : +0.414 microseconds Wx: Temperature(C): 1.6 Pressure(hPa): 1009.7 Humidity(%): 89.8 ================================= r1831is STOP ================================= 2018-02-28 00:40:23 [vlbi] r1831, Ishioka, Stop-message Ishioka finished r1831. Comments: All scans were recorded. --- Automatic measurement results at about 058-16:56 --- Temp: 6.0 C, Hum:95.1 %, Pres:1005.8 hPa FMOUT - GPS = +420.3 nsec at 058-16:56 (UT). Tsys: X-band=45.0 K, S-band=164.3 K (EL=90) SEFD: X-band=1529.6 Jy, S-band=1465.0 Jy (Virgo-A, AZ=193.5, EL=65.5) We put the file "r1831is.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/ =================================================== ================================= r1831ke WIKI ================================= 2018-02-26 16:56:00 r1831 Katherine Disk VSN: NRAO-145/2000/1024 | Data volume at beginning: 1.026 GB *1700UT: Experiment initiated ok (Atifur) ================================ r1831kv READY ================================= 2018-02-27 02:18:11 r1831, Sejong, Ready-message FMOUT-GPS: -24.2 usec Wx: Temperature (C) 10.0 Pressure (hPa) 999.5 Humidity (%) 25.9 ================================ r1831kv START ================================= 2018-02-27 02:19:00 r1831 Sejong, Start-message Session r1831 start-message for Sejong(Kv) ================================= r1831kv STOP ================================= 2018-02-28 00:20:25 r1831,Sejong,Stop-message Comment: ================================ r1831ny READY ================================= 2018-02-26 17:00:10 r1831, Ny-Alesund, Ready-message Session r1831 ready message for Ny-Alesund. ------------------------------------------- Comments: very windy, will start once windspeed constantly around 15m/s or less First source: 0738+313 at 17:0:00 UT GPS-FMOUT: 26.10 microseconds Wx: Temperature (C): 2.4 Pressure (mBar): 1022.6 Humidity (%): 81.7 Sky Conditions: broken clouds, rain Cable difference is: longer cable makes the reading larger by 726.6 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 2837/1780 cygnus a 304/35 -0.0226 0.0066 2636/1683 cas a 267/61 -0.0240 -0.0042 2691/1902 taurus a 155/32 -0.0001 -0.0046 Tsys (IFA/IFB/IFC): 82/140/44 ================================ r1831ny START ================================= 2018-02-26 16:20:20 r1831, Ny-Alesund, starting late Dear all, Ny-Alesund will start late, currently there are high winds and a lot of rain. Will check from now and then and join when windspeed is below 15m/s. Sorry for any trouble. Cheers Moritz ================================ r1831ny START ================================= 2018-02-26 19:35:49 r1831, Ny-Alesund, Autostart-message Session r1831 auto-start message for Ny-Alesund. ------------------------------------------------ Started recording with source: 3c418 at 057.19:35:49 UT ================================= r1831ny STOP ================================= 2018-02-27 17:49:02 r1831, Ny-Alesund, Stop-message Session r1831 stop message for Ny-Alesund. ------------------------------------------ Comments: started late (with scan 057-1935) due to high winds Disk Inventory: A 0, B 0, C 0, D 7, E 0, F 0, G 0, H 0, (other larger) 9 Observation finished at: 16:59:55 UT ================================ r1831on READY ================================= 2018-02-26 16:30:58 R1831 ready message for ONSALA "R1831 readymessage for ONSALA " First source: 0738+313 at  17:00:00 UTC " DBBC-GPS: +11.037 microseconds " Wx: Temperature (C):  -3.1  Pressure (mBar):  1033.2 Humidity (%):  58 % "Sky Conditions: 0 cc ================================ r1831on START ================================= 2018-02-26 17:07:57 R1831 start message for ONSALA "R1831 start message for ONSALA " Started recording with source 0738+313 at 17:00:00 UTC ================================= r1831on STOP ================================= 2018-02-27 17:22:58 R1831 stop message for ONSALA "R1831 stop message for ONSALA " Problems with the attenuation for S-band (ifc,ifd) throughout the " whole session. See OSO's log file. ================================ r1831wn START ================================= 2018-02-26 18:37:16 r1831, Wettzell (wn), Start-message Wettzell (wn) started r1831 at scheduled time. First source (wn): 0738+313 at 17:00:00 UT (start data). Delta ut(ref-efos18) = 3.666 micsec at 057.17:45 UT. Delta ut(ref-tac2) = 0.944 micsec at 057.17:45 UT. wx/almost clear sky, cold. Regards, Wettzell obs. ================================= r1831wn STOP ================================= 2018-02-27 17:22:06 r1831, Wettzell (wn), Stop-message Wettzell (wn) finished r1831 at scheduled time. All scans were recorded. wx/TEMP=-11.6°C, HUMID=64.2%, PRES=942.0 mbar. wx/thin clouds, cold, calm. Regards, Wettzell obs. ================================ r1831ww START ================================= 2018-02-26 20:00:22 WARK12M has started experiment r1831ww WARK12M has started experiment r1831ww Late start due to insufficient diskpack space. Started on Scan/source scan_name=057-1940a,r1831,ww,74,74 source=2052-474,205616.36,-471447.6,2000.0,neutral fmout leads GPS by (s) : Closed device+6.9713e-06 156.62.231.138 at 2018.057.19:39:54 Observers: Ben Hart ================================= r1831yg WIKI ================================= 2018-02-26 16:56:00 r1831 Yarragadee Disk VSN: SHAO-024/2000/102Y | Data volume at beginning: 1.635 GB *1700UT Experiment initiated ok (Atifur) ================================================================================