==================================== apsg44 ==================================== Ho : Few fmout-gps values and all same reading. Ke : Lost communication with Mk5 (23:08-23:28). Kg : Recorder problem (02:30-17:30). Kk : Intensive (18:19-19:32). Ur : Replace faulty azimuth drive motor (7:00-11:25). Yg : Reconfigure DBBC (11:46-11:52). No problems found for : Is, K1, Km No information for : Sh ================================ apsg44ho WIKI ================================= 2019-04-02 21:55:00 apsg44 Hobart 26m Disk VSN: HOB+0112/16000 | Data volume at beginning: 0.000 GB 1730UT Experiment started okay (Lucas). 1513UT Receiver pressure and temperature became too high (exceeded 6 microns Hg and 100K respectively). Alarm triggered on every scan (Lim). Informed Warren. 1642UT Pressure and temperature issues fixed by Warren (Lim). ================================ apsg44is READY ================================ 2019-03-18 06:09:21 [vlbi] q19077, r1886, apsg44, aov033, r4886, q19082 and q19083, Ishioka, Ready-message Ishioka is ready for q19077, r1886, apsg44, aov033, r4886, q19082 and q19083. First source of q19077 is 2318+049 at 077day 07:00:00(UT). First source of r1886 is 1156+295 at 077day 17:00:00(UT). First source of apsg44 is 1424-418 at 078day 17:30:00(UT). First source of aov033 is 1206-202 at 079day 18:00:00(UT). First source of r4886 is 1156+295 at 080day 18:30:00(UT). First source of q19082 is 3C371 at 082day 07:30:00(UT). First source of q19083 is 1128+385 at 083day 07:30:00(UT). The data recorder is K5/VSI system. All systems are normal. We maintained the receiver on Mar 15 The temperature of LNA returned to 9 K which is normal. Weather is fine Temp:12.0 C, Hum:49.6 %, Pres:1007.5 hPa FMOUT - GPS = +600.0 nsec at 077-05:59 Tsys: X-band=43.9 K, S-band=222.3 K (EL=90) SEFD: X-band=1372.5 Jy, S-band=1984.0 Jy (Cas-A, AZ=321.4, EL=50.8) About q19077 data transfer, Correlator is BONN. data server(BONN) -> io15 data directory(BONN) -> /data/q19077/is data server(GSI) -> iserv02 data directory(m5b) -> /ddn/vlbi/data/q19077is/m5b We will inform BONN, when the data is ready. About r1886 data transfer, Correlator is BONN. data server(BONN) -> io10 data directory(BONN) -> /data/r1886/is data server(GSI) -> iserv02 data directory(m5b) -> /ddn/vlbi/data/r1886is/m5b We will inform BONN, when the data is ready. About aov033 data transfer, Correlator is SHAO. data server(GSI) -> iserv02 data directory(k5) -> /ddn/vlbi/data/aov033is data directory(m5b) -> /ddn/vlbi/data/aov033is/m5b We will inform SHAO, when the data is ready. About r4886 data transfer, Correlator is WASH. data server(GSI) -> iserv02 data directory(m5b) -> /ddn/vlbi/data/r4886is/m5b We will inform WACO, when the data is ready. About q19082 data transfer, Correlator is GSI. data server(Tsukuba) -> iserv02 data directory(k5) -> /ddn/vlbi/data/q19082is About q19083 data transfer, Correlator is GSI. data server(Tsukuba) -> iserv02 data directory(k5) -> /ddn/vlbi/data/q19083is Sincerely, Kentaro Nozawa, GSI/AES =================================================== GSI VLBI group Geospatial Information Authority of Japan web: http://www.spacegeodesy.go.jp/vlbi/en/ =================================================== ================================ apsg44is START ================================ 2019-03-19 17:31:11 apsg44, Ishioka, Start-message Session apsg44 start message for Ishioka ---------------------------------------------------------------- Started recording with source 1424-418 at 2019/078/17:30:00UT FMOUT-GPS : +0.616 microseconds Wx: Temperature(C): 10.1 Pressure(hPa): 1002.8 Humidity(%): 62.5 ================================ apsg44is STOP ================================= 2019-03-21 23:56:50 [vlbi] apsg44 and aov033, Ishioka, Stop-message Ishioka finished apsg44 and aov033. Comments: All scans were recorded. --- Automatic measurement results at about 079-17:26 --- Temp: 11.7 C, Hum:95.2 %, Pres:1001.2 hPa FMOUT - GPS = +612.2 nsec at 079-17:26 (UT). Tsys: X-band=44.8 K, S-band=206.9 K (EL=90) SEFD: X-band=1535.5 Jy, S-band=1593.9 Jy (Virgo-A, AZ=240.9, EL=51.0) --- Automatic measurement results at about 080-17:59 --- Temp: 14.5 C, Hum:99.0 %, Pres:986.4 hPa FMOUT - GPS = +621.5 nsec at 080-17:59 (UT). Tsys: X-band=46.9 K, S-band=182.8 K (EL=90) SEFD: X-band=1717.5 Jy, S-band=3163.2 Jy (Virgo-A, AZ=249.5, EL=44.5) We put the file "apsg44is.log" and "aov033is.log" on "cddis.gsfc.nasa.gov". Sincerely, Kentaro Nozawa, GSI/AES =================================================== GSI VLBI group Geospatial Information Authority of Japan web: http://www.spacegeodesy.go.jp/vlbi/en/ =================================================== ================================ apsg44k1 READY ================================ 2019-03-19 04:54:42 apsg44, Kashima11, Koganei11, Ready and start message Dear colleagues, Kashima11 and Koganei11 are ready for apsg44 session and I was able to confirm the schedule started with first source 1424-418 078/17:30 UT. GPS-maser clock offset is 2.89 us for Kashima11 at 2019.078.02:10 UT. GPS-maser clock offset must be close to 0 us for Koganei11. Because its 1 pps comes from GPS. The weather are cloudy for Kashima and Koganei. Temp:15.6 C, Pressure: 1015.2 hPa, Humid: 47.6 % for Kashima11 on 2019.078.02:10 UT. Temp: 12.0 C, Pressure: 1008.2 hPa, Humid: 45.0 % for Koganei11 on 2019.078.01:14UT. Pointing values are as follows: Kashim11 SEFD(Jy) X/S Source Az/El Az off/El off Tsys(X/S) 5416/7058 Cyg-A 291.2/58.1 0.008/0.003 127.9/73.81 Koganei11 SEFD(Jy) X/S Source Az/El Az off/El off Tsys(X/S) 3817/4303 Cyg-A 291.2/63.3 -0.007/-0.003 95.1/86.3 Best regards, KAWAI, Eiji Kashima Space Technology Center ================================ apsg44k1 START ================================ 2019-03-19 04:54:42 apsg44, Kashima11, Koganei11, Ready and start message Dear colleagues, Kashima11 and Koganei11 are ready for apsg44 session and I was able to confirm the schedule started with first source 1424-418 078/17:30 UT. GPS-maser clock offset is 2.89 us for Kashima11 at 2019.078.02:10 UT. GPS-maser clock offset must be close to 0 us for Koganei11. Because its 1 pps comes from GPS. The weather are cloudy for Kashima and Koganei. Temp:15.6 C, Pressure: 1015.2 hPa, Humid: 47.6 % for Kashima11 on 2019.078.02:10 UT. Temp: 12.0 C, Pressure: 1008.2 hPa, Humid: 45.0 % for Koganei11 on 2019.078.01:14UT. Pointing values are as follows: Kashim11 SEFD(Jy) X/S Source Az/El Az off/El off Tsys(X/S) 5416/7058 Cyg-A 291.2/58.1 0.008/0.003 127.9/73.81 Koganei11 SEFD(Jy) X/S Source Az/El Az off/El off Tsys(X/S) 3817/4303 Cyg-A 291.2/63.3 -0.007/-0.003 95.1/86.3 Best regards, KAWAI, Eiji Kashima Space Technology Center ================================ apsg44k1 STOP ================================= 2019-03-25 05:10:17 apsg44, Kashima11, Koganei11, Stop message Dear Colleagues, We have completed all observations of apsg44 session at Kashima11 and Koganei11 with one problem. There are no Koganei11 data from March 20, 079/0230 UT to the end of the session due to data recorder trouble. GPS-formatter clock offset is 2.9 us for Kashima11. GPS-maser clock offset must be close to 0 us for Koganei11 because its 1 pps comes from GPS. The weather of Kashima and Koganei were almost fine. The observation log file were uploaded to the server, depot.cddis.eosdis.nasa.gov. Best regards, KAWAI, Eiji Kashima Space Technology Center ================================ apsg44ke WIKI ================================= 2019-04-02 21:55:00 apsg44 Katherine 12m Disk VSN: GSFC+015/8000 | Data volume at beginning: 0.000 GB 1730UT Experiment started okay (Lucas). Noticed that dbbc=pps_delay isn't stable at Katherine. Changing from 61971 to 61950. This probably requires investigation (Lucas). 23:08 Lost connection to mark5 recorder. reboot of mark5 required (warren) 23:30 missed scans 078-2308 through 078-2327 (w) 23:35 Recording again to mark5 (w) ================================ apsg44kg READY ================================ 2019-03-19 04:54:42 apsg44, Kashima11, Koganei11, Ready and start message Dear colleagues, Kashima11 and Koganei11 are ready for apsg44 session and I was able to confirm the schedule started with first source 1424-418 078/17:30 UT. GPS-maser clock offset is 2.89 us for Kashima11 at 2019.078.02:10 UT. GPS-maser clock offset must be close to 0 us for Koganei11. Because its 1 pps comes from GPS. The weather are cloudy for Kashima and Koganei. Temp:15.6 C, Pressure: 1015.2 hPa, Humid: 47.6 % for Kashima11 on 2019.078.02:10 UT. Temp: 12.0 C, Pressure: 1008.2 hPa, Humid: 45.0 % for Koganei11 on 2019.078.01:14UT. Pointing values are as follows: Kashim11 SEFD(Jy) X/S Source Az/El Az off/El off Tsys(X/S) 5416/7058 Cyg-A 291.2/58.1 0.008/0.003 127.9/73.81 Koganei11 SEFD(Jy) X/S Source Az/El Az off/El off Tsys(X/S) 3817/4303 Cyg-A 291.2/63.3 -0.007/-0.003 95.1/86.3 Best regards, KAWAI, Eiji Kashima Space Technology Center ================================ apsg44kg START ================================ 2019-03-19 04:54:42 apsg44, Kashima11, Koganei11, Ready and start message Dear colleagues, Kashima11 and Koganei11 are ready for apsg44 session and I was able to confirm the schedule started with first source 1424-418 078/17:30 UT. GPS-maser clock offset is 2.89 us for Kashima11 at 2019.078.02:10 UT. GPS-maser clock offset must be close to 0 us for Koganei11. Because its 1 pps comes from GPS. The weather are cloudy for Kashima and Koganei. Temp:15.6 C, Pressure: 1015.2 hPa, Humid: 47.6 % for Kashima11 on 2019.078.02:10 UT. Temp: 12.0 C, Pressure: 1008.2 hPa, Humid: 45.0 % for Koganei11 on 2019.078.01:14UT. Pointing values are as follows: Kashim11 SEFD(Jy) X/S Source Az/El Az off/El off Tsys(X/S) 5416/7058 Cyg-A 291.2/58.1 0.008/0.003 127.9/73.81 Koganei11 SEFD(Jy) X/S Source Az/El Az off/El off Tsys(X/S) 3817/4303 Cyg-A 291.2/63.3 -0.007/-0.003 95.1/86.3 Best regards, KAWAI, Eiji Kashima Space Technology Center ================================ apsg44kg STOP ================================= 2019-03-25 05:10:17 apsg44, Kashima11, Koganei11, Stop message Dear Colleagues, We have completed all observations of apsg44 session at Kashima11 and Koganei11 with one problem. There are no Koganei11 data from March 20, 079/0230 UT to the end of the session due to data recorder trouble. GPS-formatter clock offset is 2.9 us for Kashima11. GPS-maser clock offset must be close to 0 us for Koganei11 because its 1 pps comes from GPS. The weather of Kashima and Koganei were almost fine. The observation log file were uploaded to the server, depot.cddis.eosdis.nasa.gov. Best regards, KAWAI, Eiji Kashima Space Technology Center ================================ apsg44kk READY ================================ 2019-03-19 17:41:03 apsg44, Kokee Park, Ready-message Session apsg44 ready message for Kokee Park. -------------------------------------------- Comments: scans 078-1822b through 078-1931b will be missed to support experiment i19078 First source: 1519-273 at 078/1816:36 UT FMOUT-GPS: +7.384 microseconds Wx: Temperature (C): 10.3 Pressure (mBar): 888 Humidity (%): 88.2 Sky Conditions: clear sky Cable difference is: longer cable makes the reading smaller by 52.5 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 1499/617 cygnusa 38/65 0.011 0.007 1723/630 casa 34/29 0.010 0.004 Tsys (x1/s/x2): 69/33/0 ================================ apsg44kk START ================================ 2019-03-19 18:16:36 apsg44, Kokee Park, Autostart-message Session apsg44 auto-start message for Kokee Park. ------------------------------------------------- Started recording with source: 1519-273 at 078.18:16:36 UT ================================ apsg44kk STOP ================================= 2019-03-20 17:29:59 apsg44, Kokee Park, Stop-message Session apsg44 stop message for Kokee Park. ------------------------------------------- Comments: Disk# MAT-0007 will be shipped out via FedEx AWB# 7747 0978 5094. Problem scans: Source Scan start Explanation of problem 1133-032 079/1548:56 RFI on IFB Disk Inventory: A 0, B 0, C 0, D 1, E 3, F 0, G 2, H 0, (other larger) 0 Observation finished at: 079/1728:05 UT ================================ apsg44yg WIKI ================================= 2019-04-02 21:55:00 apsg44 Yarragadee 12m Disk VSN: HOB+0051/6000 | Data volume at beginning: 0.000 GB 1730UT Experiment started okay (Lucas). Noticed that dbbc=pps_delay isn't stable at Yarragadee. Changing from 61971 to 61972 and 61973. This probably requires investigation (Lucas). Seems to be that when you ask it is 61972(3) and when the field system polls it is comes back as 61750. Causes alarms. DBBC probably needs reset between experiments. 1155UT Missed scan 079-1148a due to DBBC reconfiguration (Lim). ================================================================================