==================================== r1895 =====================================
Ft : EL torque limiter (04:41-05:31).
Ke : Many FS crashed (19:50-21:07) (23:50-00:13) (05:19-05:38) (12:27-12:49) (14:57-15:11).
On : Power outages missing few scans.
No problems found for : Ag, Ht, Is, Ma, Ny, Wz, Yg
================================ r1895ag READY =================================
2019-05-20 16:45:23 <oper@fenix.aggo-conicet.gob.ar> r1895, AGGO, Ready-message
Session r1895 ready message for AGGO.
-------------------------------------
First source: 0727-115 at 17:00:00 UT
FMOUT-GPS: 1.17708E-7 microseconds
Wx: Temperature (C): 16.8 Pressure (mBar): 1016 Humidity (%): 63.3
Sky Conditions: daylight, mostly cloudy, light breeze, no rain
Cable difference is: longer cable makes the reading smaller by
-108 microseconds and is nominal
Pointing values:
SEFD X/S Source Az/El Offset1 Offset2
18000/16500 taurusa 19/30.2 0.00367 -0.03406
Tsys (x1/s/x2): 126.7/110.4/116.8
================================= r1895ag STOP =================================
2019-05-21 17:00:36 <oper@fenix.aggo-conicet.gob.ar> r1895, AGGO, Stop-message
Session r1895 stop message for AGGO.
------------------------------------
Comments:
All scans recorded
Problem scans:
Source Scan start Explanation of problem
0 0 Na
Disk Inventory: A 0, B 0, C 0, D 0, E 0, F 0, G 0, H 0, (other larger) 0
Observation finished at: 16:55:43 UT
================================ r1895ft READY =================================
2019-05-20 17:03:12 <emersonmonteiro.costa@gmail.com> R1895, Fortaleza, Ready-message
Session R1895 ready-message for Fortaleza.
-------------------------------------------
Comments:
Receiver is cold.
First source: 0727-115 at 140 - 17:00:00 UT.
FMOUT-GPS: 0.434 microseconds.
Sky Conditions: Overcast.
Cable difference is: longer cable makes the reading larger by
105.4 microseconds and is nominal.
Pointing values:
SEFD (X/S) Source Az/El Offset1 Offset2
2791.6/3541.6 Taurus-A 347/63 0.057 0.001
--
FORTALEZA VLBI TEAM.
================================ r1895ft START =================================
2019-05-20 17:04:31 <emersonmonteiro.costa@gmail.com> R1895, Fortaleza, Start-message
Session R1895 Start message for Fortaleza.
--------------------------------------------
Started recording with source: 0727-115 at 140 - 17:00:00 UT as scheduled.
--
FORTALEZA VLBI TEAM.
================================= r1895ft STOP =================================
2019-05-21 17:30:58 <emersonmonteiro.costa@gmail.com> R1895, Fortaleza, Stop-message
Fortaleza finished R1895 session at scheduled time.
End of schedule: 141 - 16:57:43 UTComments:Receiver is cold.Scan from 04:41:15 ut to 05:31:14 ut was missed due to an EL torque limiter actuated.Data will be to BONN by e-transfer .
Disk Inventory
Size 2000GB = 03
Size 4000GB = 02
Size 8000GB = 10Size 16000GB = 01 Other Size (1000GB) = 01
Last update: MAY/2019.
--
VLBI TEAM
================================ r1895ht READY =================================
2019-05-20 16:29:44 <oper@hartrao.ac.za> r1895, Hart15M, Ready-message
Session r1895 ready message for Hart15M.
----------------------------------------
Comments:
Hart15m is ready to start R1895
All systems are nominal
New IF cable installed on Xband RCP
First source: 0727-115 at 17:00:00 UT
FMOUT-GPS: 0.9920 microseconds
Wx: Temperature (C): 12.6 Pressure (mBar): 866.3 Humidity (%): 578.51
Sky Conditions: Clear sky
Cable difference is: na
Pointing values: na
Tsys (x1/s/x2): 33.9/49.9/40.4
================================ r1895ht START =================================
2019-05-20 17:00:00 <oper@hartrao.ac.za> r1895, Hart15M, Autostart-message
Session r1895 auto-start message for Hart15M.
---------------------------------------------
Started recording with source: 0727-115 at 140.17:00:00 UT
================================= r1895ht STOP =================================
2019-05-21 17:00:32 <oper@hartrao.ac.za> r1895, Hart15M, Stop-message
Session r1895 stop message for Hart15M.
---------------------------------------
Comments:
Hart15M has completed R1895
All scans recorded
Weather conditions: clear skies throughout
Data will be e-shipped to Bonn
Disk Inventory: A 0, B 2, C 0, D 0, E 1, F 0, G 2, H 0, (other larger) 8
Observation finished at: 16:59:55 UT
================================ r1895is READY =================================
2019-05-20 04:10:11 <nozawa-k96xd@mlit.go.jp> [vlbi] q19140, r1895 and t2132, Ishioka, Ready-message
Ishioka is ready for q19140, r1895 and t2132.
First source of q19140 is 1418+546 at 140day 07:00:00(UT).
First source of r1895 is 1741-038 at 140day 17:00:00(UT).
First source of t2132 is 1502+106 at 141day 17:30:00(UT).
The data recorder is K5/VSI system.
All systems are normal.
Weather is fine
Temp:20.9 C, Hum:74.7 %, Pres:1003.0 hPa
FMOUT - GPS = +581.5 nsec at 140-04:05
Tsys: X-band=50.0 K, S-band=239.5 K (EL=90)
SEFD: X-band=1357.4 Jy, S-band=2406.3 Jy (Taurus-A, AZ=117.8, EL=64.9)
About q19140 data transfer,
Correlator is BONN.
data server(BONN) -> io10
data directory(BONN) -> /data/q19140/is
data server(GSI) -> iserv02
data directory(m5b) -> /ddn/vlbi/data/q19140is/m5b
We will inform BONN, when the data is ready.
About r1895 data transfer,
Correlator is BONN.
data server(BONN) -> io10
data directory(BONN) -> /data/r1895/is
data server(GSI) -> iserv02
data directory(m5b) -> /ddn/vlbi/data/r1895is/m5b
We will inform BONN, when the data is ready.
About t2132 data transfer,
Correlator is BONN.
data server(BONN) -> io10
data directory(m5b) -> /data/t2132/is
data server(GSI) -> iserv02
data directory(m5b) -> /ddn/vlbi/data/t2132is/m5b
We will inform Bonn, when the data is ready.
Sincerely,
Kentaro Nozawa, GSI/AES
===================================================
GSI VLBI group
Geospatial Information Authority of Japan
web: http://www.spacegeodesy.go.jp/vlbi/en/
===================================================
================================ r1895is START =================================
2019-05-20 17:00:52 <vlbi@spacegeodesy.go.jp> r1895, Ishioka, Start-message
Session r1895 start message for Ishioka
----------------------------------------------------------------
Started recording with source 1741-038 at 2019/140/17:00:00UT
FMOUT-GPS : +0.591 microseconds
Wx: Temperature(C): 18.4 Pressure(hPa): 996.2 Humidity(%): 97.7
================================= r1895is STOP =================================
2019-05-21 23:42:40 <nozawa-k96xd@mlit.go.jp> [vlbi] r1895, Ishioka, Stop-message
Ishioka finished r1895.
Comments:
All scans were recorded.
--- Automatic measurement results at about 141-16:56 ---
Temp: 13.3 C, Hum:99.1 %, Pres:990.9 hPa
FMOUT - GPS = +593.7 nsec at 141-16:56 (UT).
Tsys: X-band=48.3 K, S-band=267.2 K (EL=90)
SEFD: X-band=1449.0 Jy, S-band=2072.1 Jy (Cygnus-A, AZ=69.0, EL=70.7)
We put the file "r1895is.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/
===================================================
================================ r1895ke READY =================================
2019-05-20 02:22:08 <auscope-observers@list.utas.edu.au> r1895 Katherine (Ke), ready message
Session r1895 ready message for Katherine (Ke)
-----------------------------------------------------------
First source: 1741-038 at 17:00:00 UT
Formatter to GPS difference (fmout-GPS) is 3.2809 us at 140.02:17:32 UT
Weather:
Temperature (C): , Pressure (hPa): , Humidity (%):
Additional operator comments (if any): clear sky
Pointing results:
SEFD S/X Source Az/El Offset (xEl) Offset (El)
----/---- pictora 142.3/45.1 0.018 -0.014
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) OK
DBBC: client software NOT running on DBBC OK
DBBC: IFs correctly selected OK
DBBC: Frequency settings correct OK
Time: Maser ok OK
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 agrees with station time (fmset) OK
Time: Maser to GPS difference in usec (maserdelay command. Enter value@day/time) (value=+3.5620E-006@140/02.18.25) OK
Time: Formatter out to GPS difference in usec (clkoff command. Enter value@day/time) (value=+3.2809E-006@140/02.17.20) 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 ~75-90, X ~80-95) OK
Antenna: pad clear of obstructions OK
Antenna: Generator OK (In Auto, off) 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=2019.140.02:11:16.18#fivpt#xoffset 142.2818 45.1390 0.01840 -0.01395 0.01116 0.04516 1 1) NOK
Meteorology: Weather conditions ok (enter short meteorological report) (value=clear sky) 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.
================================ r1895ke START =================================
2019-05-20 17:59:15 <auscope-observers@list.utas.edu.au> r1895, Katherine (Ke), start message
Session r1895 start message for Katherine (Ke)
-----------------------------------------------------------
Started recording with source: 1741-038 at 140/17:00:00 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.
================================= r1895ke STOP =================================
2019-05-21 17:16:32 <auscope-observers@list.utas.edu.au> Katherine has completed r1895
Katherine has completed r1895
The log and procedure files from experiment r1895 have been copied to ivs.bkg.bund.de:
Formatter (H-maser) leads GPS by 3.1974 microsec at 2019.141.17:02:05.51
Additional experiment notes:
Recorded GB to module using the Mark5B+ recorder. The Module is being sent to Bonn using eTransfer.
Known problems:
FS crashes
Missed Scans:
yes
Observers:
Jay, Jamie, katie, Earl
Regards,
Earl
Comments from the log:
Binary file /tmp/log matches
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.
================================= r1895ke WIKI =================================
2019-05-22 13:00:00 <auscope-observers@list.utas.edu.au> r1895 Katherine 12m
Disk VSN: HOB+0093 | Data volume at beginning: 10.25 TB
17:00 UT Experiment started okay (Jay)
21:05 UT Field system crashed( Don't know why it crashed, maybe some network issue). Restarted field system, did quick setup. missed scans from 140-1945 to 140-2101. (Jay)
23:49 FS crashed again - terminated with error “cls_rcv: sending saved message: Resource temporarily unavailable” followed by “quikv teminated-Exit 255” and then the usual shutdown messages. Restarted the FS at 00:08, schedule resuming with first scan at 00:18. No useful data between 23:49 and 00:18 (JMc).
0515, another FS crash, same symptoms. Rebooting pcfske (JMc)
Resumed with first good data at 0540. No useful data between 0515 and 0540. (JMc)
12:23 UT Field system crashed. Missed scans - 141-1223 until 141-1249b. (Katie)
15:00 UT (approx.) FS Ke crashed. (Earl)
================================ r1895ma READY =================================
2019-05-20 10:16:41 <vlbi@hp835.mt.asi.it> R1895, MATERA, Ready-message
Session R1895 ready message for MATERA.
---------------------------------------
First source: 0727-115 at 17:00:00 UT
GPS-FMOUT: 4.145 microseconds
Wx: Temperature (C): 17.7 Pressure (mBar): 955.8 Humidity (%): 52
Sky Conditions: cloudy sky
Cable difference is: longer cable makes the reading smaller by
22.9 microseconds and is nominal
Pointing values:
SEFD X/S Source Az/El Offset1 Offset2
1330/3890 casa 317/51 0.009 0.011
Tsys (x1/s/x2): 186/257/0
================================ r1895ma START =================================
2019-05-20 17:06:40 <vlbi@hp835.mt.asi.it> r1895, MATERA, Start-message
Session r1895 start message for MATERA.
---------------------------------------
Started recording with source: 0727-115 at: 17:00 UT
================================= r1895ma STOP =================================
2019-05-21 17:05:56 <vlbi@hp835.mt.asi.it> r1895, MATERA, Stop-message
Session r1895 stop message for MATERA.
--------------------------------------
Problem scans:
Source Scan start Explanation of problem
0 0 0
Disk Inventory: A 0, B 0, C 0, D 9, E 2, F 0, G 0, H 1, (other larger) 0
Observation finished at: 16:59:55 UT
================================ r1895ny READY =================================
2019-05-20 16:38:57 <vlbi@kartverket.no> r1895, Ny-Alesund, Ready-message
Session r1895 ready message for Ny-Alesund.
-------------------------------------------
First source: 0017+200 at 17:00 UT
GPS-FMOUT: 179.61 microseconds
Wx: Temperature (C): -2 Pressure (mBar): 1024.0 Humidity (%): 72
Sky Conditions: partly cloudy
Cable difference is: longer cable makes the reading larger by
674 microseconds and is nominal
Pointing values:
SEFD X/S Source Az/El Offset1 Offset2
785/1358 cygnusa 11/29 -0.0052 0.0144
893/1304 casa 333/49 -0.0146 0.0121
Tsys (IFA/IFB/IFC): 47/53/133
================================ r1895ny START =================================
2019-05-20 17:01:19 <vlbi@kartverket.no> r1895, Ny-Alesund, Autostart-message
Session r1895 auto-start message for Ny-Alesund.
------------------------------------------------
Started recording with source: 0017+200 at 140.17:01:19 UT
================================= r1895ny STOP =================================
2019-05-21 17:02:56 <vlbi@kartverket.no> r1895, Ny-Alesund, Stop-message
Session r1895 stop message for Ny-Alesund.
------------------------------------------
Disk Inventory: A 0, B 0, C 0, D 10, E 0, F 0, G 0, H 0, (other larger) 10
Observation finished at: 17:00 UT
================================ r1895on READY =================================
2019-05-20 14:08:47 <periklis.diamantidis@chalmers.se> R1895 Ready message for ONSALA
Session R1895 ready message for ONSALA60
" First source: 0727-115 at 17:00 UTC
" DBBC-GPS: +27.408 microseconds
" Wx: Temperature (C): +17.1 Pressure (mBar): 1006.8 Humidity (%): 84.1 %
"Sky Conditions: 100 cc
<mailto:periklis.diamntidis@chalmers.se>
================================ r1895on START =================================
2019-05-20 17:05:12 <periklis.diamantidis@chalmers.se> R1895 start message for ONSALA
"R1895 start message for ONSALA
"Started recording with source 0727-115 at 17:00 UTC
<mailto:periklis.diamntidis@chalmers.se>
================================= r1895on STOP =================================
2019-05-21 17:34:40 <periklis.diamantidis@chalmers.se> R1895 stop message for ONSALA
R1895 stop message for ONSALA
several scans lost due to power outages:
- 141-0905b
- 141-0909
- 141-0953
- 141-0956
- 141-1214
================================ r1895wz START =================================
2019-05-20 16:50:01 <vlbi@fs.wettzell.de> r1895, Wettzell (wz), Start-message
Wettzell (wz) started r1895 at scheduled time.
First source (wz): 0727-115 at 17:00:00 UT.
dUT (EFOS18; REF) = 4.573 usec at 140/16:45UT
dUT (TAC2; REF) = 0.834 usec at 140/16:45UT
WX/completely covered, rain, light wind.
Regards,
Wettzell obs.
================================= r1895wz STOP =================================
2019-05-21 17:26:40 <vlbi@fs.wettzell.de> r1895, Wettzell (wz), Stop-message
Wettzell (wz) finished r1895 at scheduled time.
Al scans were recorded
WX/completely covered, rain, light wind.
Regards,
Wettzell obs.
================================ r1895yg READY =================================
2019-05-20 03:07:48 <auscope-observers@list.utas.edu.au> r1895 Yarragadee (Yg), ready message
Session r1895 ready message for Yarragadee (Yg)
-----------------------------------------------------------
First source: 1741-038 at 17:00:00 UT
Formatter to GPS difference (fmout-GPS) is 11.3538 us at 140.03:06:40 UT
Weather:
Temperature (C): , Pressure (hPa): , Humidity (%):
Additional operator comments (if any): clear sky
Pointing results:
SEFD S/X Source Az/El Offset (xEl) Offset (El)
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(1))
System: Schedule file prepared OK
Signals: RF and IF signal paths configured OK
DBBC: Server software running OK
DBBC: pps_sync sent (if reconfigured) OK
DBBC: client software NOT running on DBBC OK
DBBC: IFs correctly selected OK
DBBC: Frequency settings correct OK
Time: Maser ok OK
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=+1.16631E-005@2019.140.03:05:40.03) OK
Time: Formatter out to GPS difference in usec (clkoff command. Enter value@day/time) (value=+1.13553E-005@2019.140.03:05:04.03) 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=2019.140.03:01:42.22#fivpt#xoffset 128.6607 52.9730 0.03759 0.05756 0.03784 0.01373 1 0) OK
Meteorology: Weather conditions ok (enter short meteorological report) (value=clear sky) 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.
================================ r1895yg START =================================
2019-05-20 18:00:07 <auscope-observers@list.utas.edu.au> r1895, Yarragadee (Yg), start message
Session r1895 start message for Yarragadee (Yg)
-----------------------------------------------------------
Started recording with source: 1741-038 at 140/17:00:00 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.
================================= r1895yg STOP =================================
2019-05-21 17:14:26 <auscope-observers@list.utas.edu.au> Yarragadee has completed r1895
Yarragadee has completed r1895
The log and procedure files from experiment r1895 have been copied to ivs.bkg.bund.de:
Formatter (H-maser) leads GPS by 11.4498 microsec at 2019.141.16:51:55.03
Additional experiment notes:
Recorded GB to module using the Mark5B+ recorder. The Module is being sent to Bonn using eTransfer.
Known problems:
No
Missed Scans:
No
Observers:
Earl, Katie, Jamie, Jay
Regards,
Earl
Comments from the log:
Binary file /tmp/log matches
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.
================================= r1895yg WIKI =================================
2019-05-22 13:00:00 <auscope-observers@list.utas.edu.au> r1895 Yarragadee 12m
Disk VSN: USN-0005 | Data volume at beginning: 0.7 GB
17:00 UT Experiment started okay (Jay)
================================================================================