GTAC Observation Log

1. Date : 19/02/2019
2. Observation Sr. No. : 10904
3. Observer : Mousumi Das, Deepthi S Prabhu, Dwarakanath K.S.
4. Observer's Email : chandaniket@gmail.com, deepthi.prabhu@iiap.res.in, dwaraka@rri.res.in
5. Project Name : Mapping the HI disks of Extended UV Disk (XUV) Galaxies 
6. Project Code : 35_086
7. Operator(s) : Navnath
8. Command File : /odisk/gtac/cmd/35_086/19feb19/obs_19feb19.cmd
9. LTA File : /gsbifrdata/18feb/35_086_18feb2019_gsb.lta
10. LogFlag File : /odisk/online1/logflags/35_086.FLAGS.4, /odisk/online1/logflags/35_086.FLAGS.3

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1399.1835 MHz ,RF2 : 1399.1835 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1340 MHz, ILO2 : 1340MHz , IVLO1 : 59.1835 MHz, IVLO2 : 59.1835 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 6 MHz,ON, IF-CH2 : 4+14 dB, 6 MHz,ON

GSB SETTINGS :

14. GSB Host : gsbm1_lenyadri
15. GSB Mode : Realtime
16. GSB LTA : 8
17. GSB CTRL : ONLINE
18. GSB Fstop : ON
19. GAIN EQ : ON
20. Stokes : Total_Intensity
21. Beam - 1 : OFF
22. Beam - 2 : OFF
23. ACQ BW : 16.666666 MHz
24. Final BW : 4 MHz; Step # 2
25. Maximum Channels : 512
26. Channel Numbers : 0:511:1
27. LO5 -1  : 140.8165
28. LO5 -2  : 164.1835

29. Frequency Parameters (TPA) : 1399.1835 1399.1835 1340 1340 59.1835 59.1835
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :30

32. Name of Non-Working Antennas (with reason for each) :
GWB : Not working

33. Note for Backup :

34. Start and End Time of Obs.(IST): 19 Feb 2019 00:30:00 - 19 Feb 2019 09:00:00

35. ONLINE Machine : Lenyadri

36. No of Antennas Working(Fringing) at the end :30

37. Comments (During Observations) :
00:45 : Started setup for GSB and GWB.
      : GWB ACQ Getting Hung.
00:50 : Started observation only with GSB.
00:55:24 : Started scan on 3C286 for ~ 13.9586 min.
01:10 :0 : Started cmd file.

     /odisk/gtac/cmd/35_086/19feb19/obs_19feb19.cmd

08:48 : Command file stopped.
08:49 : Started scan on 3C286 for 15mins
09:05 : Observation stopped.