==================================== r4855 =====================================

Ft : Observed with warm receiver but scheduled as warm.

Ke : DBBC drifting. Reset few times missing. Stopped to could it down (09:09-10:22).

Ma : Problem with motor elevation (17:36-18:30).

Sv : Did not participate. Antenna repair.

Wz : Dewar warmed up during the last 2 hours.

Yg : Late start (18:30-1842). Mk5 crashed.


No problems found for : Bd, Ht, Kk, Wn, Ys

================================ r4855bd READY =================================

2018-08-16 18:28:36 <oper.bd@iaaras.ru> r4855 Badary, Ready-message

Session r4855 Ready message for Badary.
Mark5B+ recorder.
GPS-FMOUT: 0.720.2 microseconds.
Wx: Temperature (C):14;  Pressure (mBar):919; Humdity (%):74
Sky conditions: cloudy
State of cryogenic system: on (cold)
Pointing values:
SEFD RCP/LCP     Source    Az/El     Offset1     Offset2
      421/486   Cygnus A   182/78        2E-5    -0.01346
Tsys (RCP/LCP):
        30/112

Operator Zadrutsky

================================ r4855bd START =================================

2018-08-16 18:31:39 <oper.bd@iaaras.ru> r4855 Badary, Start-message

Badary started r4855 session as scheduled at 228/18:30:00 UTC.
First source 2141+175

Operators Zadrutsky, Zhiritskaya

================================= r4855bd STOP =================================

2018-08-17 18:49:31 <oper.bd@iaaras.ru> r4855 Badary, Stop-message

Badary ends r4855 observing 325




Session were recorded on module JOD-0041/3200


Operators Zadrutsky, Zhiritskaya, Alakova, Nekrasov.

================================ r4855ft READY =================================

2018-08-16 17:35:48 <renato.abreu@inpe.br> R4855, Fortaleza, ready-message

 

Session R4855 ready-message for
Fortaleza.
-------------------------------------------
Comments:

Receiver
is Warm.

First source: 1057-797 at 228 - 18:33:28 UT.

FMOUT-GPS:
0.608 microseconds.

Sky Conditions: Mostly Clear.

Cable difference is:
longer cable makes the reading larger by
 104.8 microseconds and is
nominal.

Pointing values:

SEFD (X/S) Source AZ/EL Offset(AZ)
Offset(EL)
 ---/--- Taurus-A 305/43 0.028 -0.017

-- 
FORTALEZA VLBI
TEAM.

 
================================ r4855ft START =================================

2018-08-16 18:35:49 <renato.abreu@inpe.br> R4855, Fortaleza, start-message

 

Session R4855 start message for Fortaleza. 

Started recording with
source: 1057-797 at 2228 - 18:33:28 UT as scheduled. 

FORTALEZA VLBI
TEAM.

 
================================= r4855ft STOP =================================

2018-08-17 18:37:52 <renato.abreu@inpe.br> R4855, Fortaleza, Stop-message

Fortaleza finished R4855 session at 229 - 18:29:55 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 = 09
Other Size (1000GB) = 01
Last update: AUG/2018.





Renato Abreu.
Fortaleza VLBA Team



================================ r4855ht READY =================================

2018-08-16 18:22:20 <oper@hartrao.ac.za> r4855, Hart15M, Ready-message

Session r4855 ready message for Hart15M.
----------------------------------------
Comments: 
Hart15m is readyto start R4855
All systems normal


First source: 2141+175 at 18:30:00  UT
FMOUT-GPS: 14.020 microseconds
Wx:  Temperature (C): 15.6  Pressure (mBar): 867.0  Humidity (%): 42.32
Sky Conditions: Clear skies, bi of haze
Cable difference is: na
Pointing values: na

Tsys (x1/s/x2): 35.1/47.8/36.9

================================ r4855ht START =================================

2018-08-16 18:30:00 <oper@hartrao.ac.za> r4855, Hart15M, Autostart-message

Session r4855 auto-start message for Hart15M.
---------------------------------------------
Started recording with source: 2141+175 at 228.18:30:00 UT

================================= r4855ht STOP =================================

2018-08-17 18:30:31 <oper@hartrao.ac.za> r4855, Hart15M, Stop-message

Session r4855 stop message for Hart15M.
---------------------------------------
Comments:
Hart15M has completed R4855
All scans recorded
Weather conditions: mostly clear with a bit of haze at start becoming partly cloudy/hazy later on, mostly clear with a bit of haze midway through becoming windu and cloudy lateron with 80-90% cloud at end
Data will be e-shipped to Washington

Disk Inventory: A 0, B 0, C 0, D 0, E 0, F 0, G 3, H 0, (other larger) 4
Observation finished at: 18:29:55 UT

================================= r4855ke WIKI =================================

2018-08-17 16:30:00 <auscope-observers@list.utas.edu.au> r4855 Katherine

Disk VSN: HAY-0010 | Data beginning: 0 Gb 
18:30 UT At beginning of experiment Jamie had to delete info off of the HAY module because it was full. Otherwise experiment started OK. 

06:13 (229)  UT  source 1243-160 above elevation limit? tracking errors for scan 229-0612b 

7:19 UT ALARM: Delay through DBBC has changed Monitor for stability and reset DBBC if it drifts. Reconfiguring the DBBC. Affected scans: 229-0731 - 229-0740 (Simin) 

8:07 UT Restarting DBBC. Affected scans: 229-0812 - 229-0815a (Simin) 

9:01 UT Drifting again. Called Warren and he suggest to shut down the DBBC to  cool it down(Simin) 

9:20 UT Having problem with VNC so Warren called Mick to solve the problem (Simin) 

10:18 UT Reconfiguring the DBBC. Affected scans: 229-0900 - 229-1016 (Simin) 

16:30UT Maser VNC down (Arwin) 

1630UT Intermittent error “ WARNING: error ib   -4 gpib device time-out on response c2” has been happening since start of experiment. Everything seems normal(Arwin)

================================ r4855kk READY =================================

2018-08-16 19:33:51 <oper@s2.kpgo.hawaii.edu> r4855, Kokee Park, Ready-message

Session r4855 ready message for Kokee Park.
-------------------------------------------
Comments: 
cable cal and pointing check done prior with experiment i18228

First source: 0727-115 at 228/1934:24  UT
FMOUT-GPS: +6.955 microseconds
Wx:  Temperature (C): 21.5  Pressure (mBar): 890  Humidity (%): 74
Sky Conditions: mostly cloudy
Cable difference is: longer cable makes the reading smaller by 
                     51.4 microseconds and is nominal
Pointing values:
SEFD  X/S       Source          Az/El      Offset1  Offset2
   1677/678     casa           326/24      0.011    0.027    
   1318/626     oriona         157/60      -0.014   0.014    

Tsys (x1/s/x2): 65/35/37

================================ r4855kk START =================================

2018-08-16 19:34:24 <oper@s2.kpgo.hawaii.edu> r4855, Kokee Park, Autostart-message

Session r4855 auto-start message for Kokee Park.
------------------------------------------------
Started recording with source: 0727-115 at 228.19:34:24 UT

================================= r4855kk STOP =================================

2018-08-17 18:31:47 <oper@s2.kpgo.hawaii.edu> r4855, Kokee Park, Stop-message

Session r4855 stop message for Kokee Park.
------------------------------------------
Comments:
Data to be sent out on diskpack USN-0042 via FedEx AWB#7729 9274 9482

Problem scans: 
Source   Scan start   Explanation of problem
0104-408 229/1231:20  RFI on IFB

Disk Inventory: A 0, B 0, C 0, D 11, E 6, F 0, G 0, H 0, (other larger) 2
Observation finished at: 229/1829:54 UT

================================ r4855ma READY =================================

2018-08-16 17:46:01 <vlbi@hp835.mt.asi.it> r4855, MATERA, Ready-message

Session r4855 ready message for MATERA.
---------------------------------------
First source: 2141+175 at 18:30  UT
GPS-FMOUT: 9,8e-08 microseconds
Wx:  Temperature (C): 24  Pressure (mBar): 958  Humidity (%): 65
Sky Conditions: cloudy sky
Cable difference is: longer cable makes the reading smaller by 
                     199.2 microseconds and is nominal
Pointing values:
SEFD  X/S       Source          Az/El      Offset1  Offset2
   4332/1379    virgoa         105/35      -0.0029  0.0119   

Tsys (x1/s/x2): 153/263/0

================================ r4855ma START =================================

2018-08-16 18:35:14 <vlbi@hp835.mt.asi.it> r4855, MATERA, Start-message

Session r4855 start message for MATERA.
---------------------------------------
Started recording with source: 2141+175 at: 18:30 UT

================================= r4855ma STOP =================================

2018-08-17 18:32:03 <vlbi@hp835.mt.asi.it> r4855, MATERA, Stop-message

Session r4855 stop message for MATERA.
--------------------------------------
Comments:
Session stop around 18:00LT due to problem motor elavation axis 1

Problem scans: 
Source   Scan start   Explanation of problem
0        0            0         

Disk Inventory: A 0, B 0, C 0, D 16, E 1, F 0, G 2, H 1, (other larger) 1 of 8000GB
Observation finished at: 18:00:00 UT

================================ r4855wn START =================================

2018-08-16 19:04:21 <vlbi@fs.wettzell.de> r4855, Wettzell (wn), Start-message

Wettzell (wn) started r4855 at scheduled time.
First source (wn): 2141+175 at 18:30 UT (start data).

Delta ut(ref-efos60) = 2.190 micsec. at 228/18:45 UT.

wx/clear sky, no wind, no rain.

Regards,
Wettzell obs.


================================= r4855wn STOP =================================

2018-08-17 18:34:43 <vlbi@fs.wettzell.de> r4855, Wettzell (wn), Stop-message

Wettzell (wn) finished r4855 at scheduled time.
All scans were recorded.

WX/clear sky, no rain, no wind.

Regards,
Wettzell obs.


================================ r4855wz START =================================

2018-08-16 19:34:13 <vlbi@fs.wettzell.de> r4855, Wettzell (wz), Start-message

Wettzell (wz) started r4855 at scheduled time.
First source (wz): 2013+163 at 19:35:27 UT (start data).

Delta ut(ref-efos18) = 4.053 micsec. at 228/18:45 UT.
Delta ut(ref-tac2)   = 0.977 micsec. at 228/18:45 UT.

wx/clear sky, no wind, no rain.

Regards,
Wettzell obs.


================================= r4855wz STOP =================================

2018-08-17 18:34:27 <vlbi@fs.wettzell.de> r4855, Wettzell (wz), Stop-message

Wettzell (wz) finished r4855 at scheduled time.
All scans were recorded.

WX/clear sky, no rain, no wind.

Dewar warmed up during the last 2 hours.

Regards,
Wettzell obs.


================================= r4855yg WIKI =================================

2018-08-17 16:30:00 <auscope-observers@list.utas.edu.au> r4855 Yarragadee

Disk VSN: JIVE-020 | Data beginning: 0Gb 
18:00 UT Field system unresponsive, and mk5 crashed, so experiment started 12 mins late. Afftected scans 228-1830 - 228-1838c. 

18:42 UT Experiment started OK. 

16:32UT: slow internet to Yg, sys monitor not working, neither is vnc to time yg. (Arwin)

================================ r4855ys READY =================================

2018-08-16 18:22:35 <oper40m@oan.es> r4855, Yebes40m, Ready-message

Session r4855 ready message for Yebes40m.
-----------------------------------------
Comments: 
Recorder in flexbuff

First source: 2141+175 at 18:30:00  UT
GPS-FMOUT: +0.98060 microseconds
Wx:  Temperature (C): 25.1  Pressure (mBar): 911.0  Humidity (%): 35
Sky Conditions: some clouds
Cable difference is: longer cable makes the reading larger by 
                     774.6 microseconds and is nominal
Pointing values:
SEFD  X/S       Source          Az/El      Offset1  Offset2
 228.27/1075.1  3c274        245.6/43.2    0        0        

Tsys (x1/s/x2): 58.1/641.03/52.25

================================ r4855ys START =================================

2018-08-16 18:31:41 <oper40m@oan.es> r4855, Yebes40m, Start-message

Session r4855 start message for Yebes40m.
-----------------------------------------
Started recording with source: 2141+175 at: 18:30:00 UT

================================= r4855ys STOP =================================

2018-08-18 06:25:42 <oper40m@oan.es> r4855, Yebes40m, Stop-message

Session r4855 stop message for Yebes40m.
----------------------------------------
Comments:
No known problems

Problem scans: 
Source   Scan start   Explanation of problem
0        0            0         

Disk Inventory: A 0, B 0, C 1, D 2, E 0, F 0, G 3, H 0, (other larger) 2
Observation finished at: 18:29:56 UT
================================================================================