GTAC Observation Log

1. Date : 31/10/2014
2. Observation Sr. No. : 7394
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, Shilpa
8. Command File : /odisk/gtac/cmd/shweta/obs.cmd
9. LTA File : /gsbifrdata/31oct/27_070_31oct2014_16s.lta,/gsbifrdata1/31oct/27_070_31oct2014_2s.lta
10. LogFlag File : /odisk/online1/logflags/27_070.FLAGS.1

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 32 MHz,ON, IF-CH2 : 4+14 dB, 32 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 : 33.333333 MHz
24. Final BW : 33.333333 MHz; Step # 
25. Maximum Channels : 256
26. Channel Numbers : 0:255:1
27. LO5 -1  : 149
28. LO5 -2  : 156

29. Frequency Parameters (TPA) : 306 306 255 255 51 51
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) :
S04 : Feed Jam
E06 : Taken for BLDC work.
33. Note for Backup :

34. Start and End Time of Obs.(IST): 31 Oct 2014 02:00:00 - 31 Oct 2014 08:14:00

35. ONLINE Machine : Shivneri

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

37. Comments (During Observations) :
02:00 : Started setup.
02:16 : Started scan on 3C147 for 12min

02:37 : Started command file.
        /odisk/gtac/cmd/shweta/obs.cmd 
06:57 : W06 automatically got abc reset.
07:38 : W06 started working.
07:46 : Stopped command file.

07:49 : Started scan on 3C147.
08:14 : Stopped scan and observing session over.