GTAC Observation Log

1. Date : 09/11/2014
2. Observation Sr. No. : 7416
3. Observer : Jayanta Roy, Bhaswati Bhattacharyya, Yashwant Gupta, Dipankar Bhattacharya
4. Observer's Email : jayanta.roy@manchester.ac.uk, bhaswati.bhattacharyya@manchester.ac.uk, ygupta@ncra.tifr.res.in, dipankar@iucaa.ernet.in
5. Project Name : Long-term timing program for millisecond pulsars discovered by the GMRT in Fermi-directed searches
6. Project Code : 27_041
7. Operator(s) : Nilesh, Rupsing, Surender
8. Command File : /odisk/gtac/cmd/jroy/27_041_9nov.1.cmd,/odisk/gtac/cmd/jroy/27_041_9nov.2.cmd,
9. LTA File : /gsbifrdata/09nov/27_041_09nov2014_2s.lta,/gsbifrdata/09nov/27_041_09nov2014.lta.1,/gsbifrdata/09nov/27_041_09nov2014.lta
10. LogFlag File : /odisk/online1/logflags/27_041.FLAGS.5,/odisk/online1/logflags/27_041.FLAGS.4,/odisk/online1/logflags/27_041.FLAGS.3

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 : 24+4 dB, 32 MHz,OFF, IF-CH2 : 24+3 dB, 32 MHz,OFF

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 : OFF
20. Stokes : Total_Intensity
21. Beam - 1 : IA
22. Beam - 2 : OFF
23. ACQ BW : 33.333333 MHz
24. Final BW : 33.333333 MHz; Step # 
25. Maximum Channels : 512
26. Channel Numbers : 0:511:1
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 :26

32. Name of Non-Working Antennas (with reason for each) :
C04 : RFI ripples.
E06 : BLDc.
W06 : Strong RFI line.
S04 : LO1 unlock.
C01 : Taken for feed cage painting.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 09 Nov 2014 05:00:00 - 09 Nov 2014 12:05:00

35. ONLINE Machine : Shivneri

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

37. Comments (During Observations) :
05:20 : Power eq. on 0837-198
05:21 : Started command file.
        '/odisk/gtac/cmd/jroy/27_041_9nov.1.cmd'
06:17 : Stopped command file.
--------------------------------------------------------------------------
06:20 : Setup IA and PA
06:33 : Power and phasing on 1154-350.
06:36 : Started command file
        /odisk/gtac/cmd/jroy/27_041_9nov.2.cmd'
12:00 : Stopped command file and observing session is over.

08:15 : Stopped command file, and started feed rotation to 610 MHz.
08:15 : C04 Started working and C01 Taken for feed cage painting.
08:32 : Started command file for poiting.
09:15 : Pointing updated and started power eq on 1154-350.
09:35 : Phasing done on 1154-350.
09:39 : Started command file.
        '/odisk/gtac/cmd/jroy/27_041_9nov.3.cmd'.
12:00 : Stopped command file and observing session is over.