GTAC Observation Log

1. Date : 28/07/2018
2. Observation Sr. No. : 10440
3. Observer : Jayanta Roy, Paul Ray, Bhaswati Bhattacharyya, Ben Stappers, Jayaram Narayanan Chengalur, Sanjay S. Kudale, Tyrel J. Johnson, Matthew Kerr
4. Observer's Email : jroy@ncra.tifr.res.in, paul.ray@nrl.navy.mil, bhaswati@ncra.tifr.res.in, Ben.Stappers@manchester.ac.uk, chengalur@ncra.tifr.res.in, ksanjay@gmrt.ncra.tifr.res.in, tyrel.j.johnson@gmail.com, matthew.kerr@gmail.com
5. Project Name : Long-term timing follow-up for the third transitional redback millisecond pulsar J1227-4853
6. Project Code : 34_048
7. Operator(s) : Navnath, Rupsing
8. Command File : /odisk/gtac/cmd/jroy/34_048_28jul.cmd
9. LTA File : /gsbifrdata1/28jul/34_048_28jul2018_gsb.lta, /gwbifrdata1/28jul/34_048_28jul2018_gwb.lta
10. LogFlag File : /odisk/online1/logflags/DDTC008.FLAGS.10

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 : 20+10 dB, 32 MHz,ON, IF-CH2 : 20+10 dB, 32 MHz,ON

GSB SETTINGS :

14. GSB Host : gsbm1_shivneri
15. GSB Mode : Realtime
16. GSB LTA : 8
17. GSB CTRL : ONLINE
18. GSB Fstop : ON
19. GAIN EQ : ON
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 : 0:512:1
27. LO5 -1  : 149
28. LO5 -2  : 156

29. Frequency Parameters (TPA) : 591 591 540 540 51 51
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :29

32. Name of Non-Working Antennas (with reason for each) :
W06 : Antenna reflector surface refurbishment

33. Note for Backup :

34. Start and End Time of Obs.(IST): 28 Jul 2018 15:00:00 - 28 Jul 2018 16:30:00

35. ONLINE Machine : Shivneri

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

37. Comments (During Observations) :
15:00: Started setup.
15:19:12 : Started scan on 1154-350 for ~ 2.04682 min.
15:21:22 : Started scan on 1154-350 for ~ 5.03316 min.
15:26:33 : Started scan on 1154-350 for ~ 1.1073 min.
15:30:01 : Started scan on J1227-4853 for ~ 60.4315 min.
16:30:00 : Observation session over.
-----------------------------------------------------------------
GAC : CSQ+upto Third arm antenna in both BEAM (IA+PA)

------------GWB Setting---------
GPU_MODE  	: Realtime
GPU_LTA  	: 4
GPU_ACQ_BW  	: 200.0000
GPU_FINAL_BW  	: 200.0000
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 4098
GPU_CHAN_NUM  	: 0:2047:1
GPU_STOKES  	: total intensity
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 550  550
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: -1 -1
GCODE4  	: 34_048
GPU_RF5  	: 0  0
GPU_DDCLO5  	: 0.0000  0.0000
GPU_SB5  	: 1 1
GCODE5  	: SUBA5
GPU_CNTRL  	: ONLINE
GPU_FSTOP  	: ON
GPU_BEAM_1  	: OFF
GPU_BEAM_2  	: OFF
GPU_BEAM_3  	: IA
GPU_BEAM_4  	: IA
GPU_BM_INT  	: 4
GPU_GAINEQ  	: OFF
GPU_TPA  	: From GWB GUI.
GPU_BITS  	: 64 inputs.
GPU_FILRFI  	: RFI Filterring OFF
GPU_BEAM_S  	: OFF
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