GTAC Observation Log

1. Date : 30/12/2016
2. Observation Sr. No. : 9099
3. Observer : Ruta Kale, Prateek Sharma
4. Observer's Email : ruta@ncra.tifr.res.in, prateek@physics.iisc.ernet.in
5. Project Name : The origin of mini-halos in galaxy clusters: an X-ray selected sample
6. Project Code : 31_017
7. Operator(s) : Surender
8. Command File : /odisk/gtac/cmd
9. LTA File : /gsbifrdata1/30dec/31_017_30dec2016.lta
10. LogFlag File : /odisk/online1/logflags/PNTG.FLAGS.2198, /odisk/online1/logflags/31_017.FLAGS.4

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , 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_shivneri
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 : 0 MHz; Step # 0
25. Maximum Channels : 256
26. Channel Numbers : 0:255:1
27. LO5 -1  : 149
28. LO5 -2  : 156

29. Frequency Parameters (TPA) : 591 591 540 540 51 51
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :26

32. Name of Non-Working Antennas (with reason for each) :
C12 : : Servo problem
C03 : : AZ not Tracking
S01 : : Feed Jam.
W05 : : Feed Jam.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 30 Dec 2016 00:00:00 - 30 Dec 2016 06:00:00

35. ONLINE Machine : Lenyadri

36. No of Antennas Working(Fringing) at the end :26

37. Comments (During Observations) :
00:00 : Started set-up.
00:14 : Started scan on 3C48.
Note : Scintillation observed.
00:35 : Started command file.
00:56 : Started scan on 3C147.
01:08 : Restarted command file.
05:42 : Stopped command file.
05:46 : Started scan on 3C286.
04:32 : Data looks ok.
06:00 : Stopped scan and observing session over.