GTAC Observation Log

1. Date : 20/02/2017
2. Observation Sr. No. : 9208
3. Observer : Ruta Kale, Viral Parekh
4. Observer's Email : ruta@ncra.tifr.res.in, viral.iucaa@gmail.com
5. Project Name : A SoUthern Cluster sCale Extended Source Survey (SUCCESS): understanding ICM and  testing survey strategies for the GMRT and future radio telescopes
6. Project Code : 31_065
7. Operator(s) : Deepak, Nilesh, Shilpa
8. Command File : /odisk/gtac/cmd/31_065/19feb/31_065_19feb.cmd
9. LTA File : /gsbifrdata/19feb/31_065_19feb2017.lta
10. LogFlag File : /odisk/online1/logflags/31_065.FLAGS.5

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_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 : 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) : 306 306 255 255 51 51
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :29

32. Name of Non-Working Antennas (with reason for each) :
C03 : Frequently applying Servo brakes.
33. Note for Backup :

34. Start and End Time of Obs.(IST): 19 Feb 2017 17:45:00 - 20 Feb 2017 00:00:00

35. ONLINE Machine : Lenyadri

36. No of Antennas Working(Fringing) at the end :29

37. Comments (During Observations) :
18:00:55 : Started scan on 3C48 for ~ 14.4955 min.
18:23:00 : Started command file.
           /odisk/gtac/cmd/31_065/19feb/31_065_19feb.cmd
20:28:00 : S01 automatically got abc reset.
20:54:29 : S01 started working.
23:42:00 : Stopped command file.
23:00:00 : Started scan 3C286.
00:00:00 : Stopped scan and observation session over.