GTAC Observation Log

1. Date : 26/01/2015
2. Observation Sr. No. : 7572
3. Observer :  Ramesh Bhat, Poonam Chandra, Evan Keane
4. Observer's Email : ramesh.bhat@curtin.edu.au, poonam@ncra.tifr.res.in, evan.keane@gmail.com
5. Project Name : Shadowing the Parkes high time resolution survey with GMRT
6. Project Code : 27_062
7. Operator(s) : Nilesh, Pramod, Shilpa
8. Command File : /odisk/gtac/cmd/27_062/january/26jan15.list
9. LTA File : /gsbifrdata/26jan/27_062_26jan2015.lta
10. LogFlag File : /odisk/online1/logflags/27_062.FLAGS.11,/odisk/online1/logflags/27_062.FLAGS.10

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 317 MHz ,RF2 : 317 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 24+4 dB, 16 MHz,OFF, IF-CH2 : 24+4 dB, 16 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) : 317 317 255 255 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) :
W04 : Taken for mechanical work.
E04 : Taken for BLDC work.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 26 Jan 2015 05:00:00 - 26 Jan 2015 12:00:00

35. ONLINE Machine : Lenyadri

36. No of Antennas Working(Fringing) at the end :23

37. Comments (During Observations) :
05:00 : Started set up.
05:20 : Power equalized at 250 counts on 3C286 and halt the GSB.
05:32:14 : Started scan on 3C286 for ~ 4.66402 min.
05:56:01 : Started scan on 1737+063 for ~ 5.06667 min.
06:01:51 : Started scan on J1713+0747 for ~ 5.77131 min.
06:21:05 : Started scan on G035.2-00.0 for ~ 9.89847 min.
06:31:34 : Started scan on G035.1+00.2 for ~ 8.9254 min.
07:17:49 : Started scan on 1316-336 for ~ 7.58323 min.
07:28:03 : Started scan on J1337-44 for ~ 7.71745 min.
07:36:52 : Started scan on J1421-4410 for ~ 10.4018 min.
07:48:18 : Started scan on 1501-396 for ~ 5.83842 min.
07:57:43 : Started scan on 2011-067 for ~ 5.23444 min.
08:10:05 : Started scan on G040.4-13.0 for ~ 0.40265 min.
08:12:50 : Started scan on G040.4-13.0 for ~ 9.12672 min.
08:22:10 : Started scan on G040.3-12.8 for ~ 8.85829 min.
08:31:10 : Started scan on G041.3-14.0 for ~ 9.3616 min.
08:40:45 : Started scan on G041.4-14.2 for ~ 9.42871 min.
08:52:23 : Started scan on G040.8-15.6 for ~ 9.56293 min.
09:02:26 : Started scan on G040.9-15.8 for ~ 9.32805 min.
09:12:59 : Started scan on 2011-067 for ~ 6.10685 min.
09:20:22 : Started scan on G039.9-14.4 for ~ 0.201325 min.
09:21:56 : Started scan on G039.9-14.4 for ~ 8.08655 min.
09:30:36 : Started scan on G039.9-18.9 for ~ 9.63004 min.
09:40:37 : Started scan on G040.0-19.1 for ~ 0.939516 min.
09:42:10 : Started scan on G039.9-14.4 for ~ 0.369095 min.
09:42:42 : Started scan on G040.0-19.1 for ~ 9.32805 min.
09:52:27 : Started scan on G039.0-17.9 for ~ 9.79781 min.
10:02:34 : Started scan on G040.2-19.1 for ~ 9.79781 min.
10:13:00 : Started scan on G037.9-25.4 for ~ 9.7307 min.
10:23:09 : Started scan on G038.1-25.6 for ~ 9.66359 min.
10:33:34 : Started scan on G038.2-25.7 for ~ 0.838853 min.
10:35:06 : Started scan on 2011-067 for ~ 6.71083 min.
10:42:57 : Started scan on G038.4-25.9 for ~ 9.56293 min.
10:53:10 : Started scan on G040.7-28.2 for ~ 8.5563 min.
11:02:43 : Started scan on G040.8-28.4 for ~ 9.42871 min.
11:12:40 : Started scan on G035.4-29.6 for ~ 9.32805 min.
11:23:26 : Started scan on G006.5-29.4 for ~ 6.5095 min.

11:30 : ELECTRICAL POWER RESET IN ALL ANTENNAS.

11:58 : Consider SCAN NO. 35 AS a BAD SCAN.

C01,W01,W03,E06,S06 : Servo problems after Electrical reset.

12:09:18 : Started scan on 2011-067 for ~ 4.99957 min.
12:17:36 : Started scan on 2101-423 for ~ 4.99957 min.
12:25:13 : Started scan on 1822-096 for ~ 5.40222 min.
12:31:38 : Started scan on J1754+0036 for ~ 15.6362 min.

12:48 : Stopped observation session.