GTAC Observation Log

1. Date : 13/12/2014
2. Observation Sr. No. : 7486
3. Observer : Jayanta Roy, Maura Ann McLaughlin, Scott M. Ransom, Bhaswati Bhattacharyya, Duncan Ross Lorimer, Lina Levin
4. Observer's Email : jayanta.roy@manchester.ac.uk, maura.mclaughlin@mail.wvu.edu, sransom@nrao.edu, bhaswati.bhattacharyya@manchester.ac.uk, Duncan.Lorimer@mail.wvu.edu, lina.s.levin@gmail.com
5. Project Name : Coherently dedispersed timing studies at the GMRT for IPTA MSPs
6. Project Code : 27_043
7. Operator(s) : Nilesh, Pramod, Surender
8. Command File : /odisk/gtac/cmd/jroy/27_043_13dec.cmd
9. LTA File : /gsbifrdata/13dec/27_043_13dec2014_2s.lta
10. LogFlag File : /odisk/online1/logflags/27_043.FLAGS.1

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
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 :25

32. Name of Non-Working Antennas (with reason for each) :
W01 : CST painting.
E04 : BLDC.
W06 : ABC time-out.
C00 : RFI
C10 : Low fringe.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 13 Dec 2014 12:00:00 - 13 Dec 2014 16:00:00

35. ONLINE Machine : Shivneri

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

37. Comments (During Observations) :
12:00: Started set-up.
12:12 : Started command file.
15:40 : W01 started working and hence added into GAC.
16:00 : Stopped command file and observation session is over.