GTAC Observation Log

1. Date : 23/04/2017
2. Observation Sr. No. : 9310
3. Observer : Jayanta Roy, Paul Ray, Bhaswati Bhattacharyya, Ben Stappers, Jayaram Narayanan Chengalur, Sanjay S. Kudale, Tyrel J. Johnson
4. Observer's Email : jroy@ncra.tifr.res.in, paul.ray@nrl.navy.mil, bhaswati.bhattacharyya78@gmail.com, Ben.Stappers@manchester.ac.uk, chengalur@ncra.tifr.res.in, ksanjay@gmrt.ncra.tifr.res.in, tyrel.j.johnson@gmail.com
5. Project Name : Long-term timing follow-up and multi-frequency eclipse study for the third transitional redback millisecond pulsar J1227-4853
6. Project Code : 32_033
7. Operator(s) : Pramod, Rupsing
8. Command File : /odisk/gtac/cmd/jroy/32_033_22apr.cmd
9. LTA File : /gsbifrdata1/22apr/32_033_22apr2017.lta, /gwbifrdata2/22apr/32_033_22apr2017_750lo.lta
10. LogFlag File : /odisk/online1/logflags/32_033.FLAGS

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , 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+4 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 : PA
23. ACQ BW : 33.333333 MHz
24. Final BW : 0 MHz; Step # 0
25. Maximum Channels : 512
26. Channel Numbers : 0:511:1
27. LO5 -1  : 149
28. LO5 -2  : 156

29. Frequency Parameters (TPA) : 591 591 540 540 51 51
30. Integration Time : 2.0132 Sec
31. No of Antennas Working(Fringing) at the beginning :29

32. Name of Non-Working Antennas (with reason for each) :
S02 : ABC time out

33. Note for Backup :

34. Start and End Time of Obs.(IST): 22 Apr 2017 23:00:00 - 23 Apr 2017 00:05:00

35. ONLINE Machine : Shivneri

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

37. Comments (During Observations) :
23:00 : Started set up.
23:05 : Phasing done on 1154-350. 
23:11 : Started command file.
 '/odisk/gtac/cmd/jroy/32_033_22apr.cmd'
00:00 : Stopped command file and observation session is over.