GTAC Observation Log

1. Date : 29/03/2015
2. Observation Sr. No. : 7711
3. Observer : Shweta, Ramana Athreya
4. Observer's Email : ashweta@students.iiserpune.ac.in, rathreya@iiserpune.ac.in
5. Project Name : Mapping the spectral index of Galaxy Clusters with Radio Halos
6. Project Code : 27_070
7. Operator(s) : Navnath, Pramod
8. Command File : /odisk/gtac/cmd/27_070/obs_28mar.cmd
9. LTA File : /gsbifrdata1/28mar/27_070_28mar2015_2s.lta,/gsbifrdata1/28mar/27_070_28mar2015.lta
10. LogFlag File : /odisk/online1/logflags/27_070.FLAGS.4

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 156 MHz ,RF2 : 156 MHz, SA1 : 14 dB, SA2 : 14 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 218 MHz, ILO2 : 218MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 10+12 dB, 16 MHz,ON, IF-CH2 : 10+12 dB, 16 MHz,ON

GSB SETTINGS :

14. GSB Host : gsbm1
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 : 16.666666 MHz; Step # 
25. Maximum Channels : 256
26. Channel Numbers : 0:255:1
27. LO5 -1  : 138
28. LO5 -2  : 167

29. Frequency Parameters (TPA) : 156 156 218 218 62 62
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :28

32. Name of Non-Working Antennas (with reason for each) :
W06 : Taken for Feed cage painting
W04 : Low fringe at 175 pol

33. Note for Backup :

34. Start and End Time of Obs.(IST): 28 Mar 2015 17:00:00 - 29 Mar 2015 03:15:00

35. ONLINE Machine : Lenyadri

36. No of Antennas Working(Fringing) at the end :28

37. Comments (During Observations) :
16:40 : Started set up.
16:55 : Started scan on 3C147.
17:10 : Stopped scan and started command file.
         '/odisk/gtac/cmd/27_070/obs_28mar.cmd'

03:00 : command file stopped.
03:05 : Started scan on 3C286 for 15mins.
03:20 : Observation stopped.