GTAC Observation Log

1. Date : 25/02/2015
2. Observation Sr. No. : 7633
3. Observer : Ramesh Bhat, Sarah Burke-Spolaor, Poonam Chandra
4. Observer's Email : ramesh.bhat@curtin.edu.au, sarahbspolaor@gmail.com, poonam@ncra.tifr.res.in
5. Project Name : GMRT Participation in Exploring the Progenitors of Fast Radio Bursts
6. Project Code : 27_068
7. Operator(s) : Deepak, Navnath, Rupsing
8. Command File : /odisk/gtac/cmd
9. LTA File : /gsbifrdata/24feb/27_068_24feb2015.lta
10. LogFlag File : /odisk/online1/logflags/27_068.FLAGS.19

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 312 MHz ,RF2 : 312 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 250 MHz, ILO2 : 250MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 24+24 dB, 32 MHz,OFF, IF-CH2 : 4+4 dB, 32 MHz,OFF

GSB SETTINGS :

14. GSB Host : gsbm1
15. GSB Mode : Realtime
16. GSB LTA : 4
17. GSB CTRL : ONLINE
18. GSB Fstop : ON
19. GAIN EQ : OFF
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) : 312 312 250 250 62 62
30. Integration Time : 2.0132 Sec
31. No of Antennas Working(Fringing) at the beginning :28

32. Name of Non-Working Antennas (with reason for each) :
C13 : ABC Time out.
W04 : Temp Monitoring experiment.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 24 Feb 2015 22:00:00 - 25 Feb 2015 01:18:00

35. ONLINE Machine : Lenyadri

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

37. Comments (During Observations) :
/mnt/gsbifrdata2/gsbuser/24Feb15/27_068_24feb2015_125ms.lta
/mnt/gsbifrdata2/gsbuser/24Feb15/27_068_24feb2015_125ms.lta.1
/mnt/gsbifrdata2/gsbuser/24Feb15/27_068_24feb2015_125ms.lta.2
/mnt/gsbifrdata2/gsbuser/24Feb15/27_068_24feb2015_2s.lta
/mnt/gsbifrdata2/gsbuser/24Feb15/27_068_24feb2015_2s.lta.1
--------------------------------------------------------------

21:30 : Started setup.
21:40 : Power eq on 3C147 at 250 counts.
21:49 : Started scan on 3C147 for 4 min
22:01 : Started scan on phase cal.

23:20 : DAS chain hung.
23:30 : Restarted DAS chain.
23:32 : Started scan on phase cal.
23:44 : started scan on PTF008
01:00 : Started scan on phase cal.
01:10 : Started scan on 3C286 for 8mins.
01:20 : Observation stopped.