GTAC Observation Log

1. Date : 05/08/2017
2. Observation Sr. No. : 9639
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) : Rupsing, Surender
8. Command File : /odisk/gtac/cmd
9. LTA File : /gsbifrdata/05aug/32_033_05aug2017.lta, /gwbifrdata2/05aug/32_033_05aug2017_750.lta
10. LogFlag File : /odisk/online1/logflags/32_033.FLAGS.12

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 : 4+14 dB, 32 MHz,ON, IF-CH2 : 4+14 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 : OFF
22. Beam - 2 : OFF
23. ACQ BW : 33.333333 MHz
24. Final BW : 0 MHz; Step # 0
25. Maximum Channels : 256
26. Channel Numbers : 0:255:1
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 :27

32. Name of Non-Working Antennas (with reason for each) :
C02 : No fringe.
W03 : Mech Work.
E05 : Feed jam
33. Note for Backup :

34. Start and End Time of Obs.(IST): 05 Aug 2017 15:00:00 - 05 Aug 2017 16:10:00

35. ONLINE Machine : Lenyadri

36. No of Antennas Working(Fringing) at the end :27

37. Comments (During Observations) :
15:00 : Started set-up.
# GWB GAC configuration is as follows : 
# BEAM-1:130 :: C03 C05 C06 C08 C09 C10 C11 C13 E02 E03 S02 S03 W01 W02 Total=14
# BEAM-1:175 :: C03 C05 C06 C08 C09 C10 C11 C13 E02 E03 S02 S03 W01 W02 Total=14
# BEAM-2:130 :: C03 C05 C06 C08 C09 C10 C11 C13 E02 E03 S02 S03 W01 W02 Total=14
# BEAM-2:175 :: C03 C05 C06 C08 C09 C10 C11 C13 E02 E03 S02 S03 W01 W02 Total=14
# BEAM-3:130 :: C03 C05 C06 C08 C09 C10 C11 C13 E02 E03 S02 S03 W01 W02 Total=14
# BEAM-3:175 :: C03 C05 C06 C08 C09 C10 C11 C13 E02 E03 S02 S03 W01 W02 Total=14
# BEAM-4:130 :: C03 C05 C06 C08 C09 C10 C11 C13 E02 E03 S02 S03 W01 W02 Total=14
# BEAM-4:175 :: C03 C05 C06 C08 C09 C10 C11 C13 E02 E03 S02 S03 W01 W02 Total=14
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# GSB GAC configuration is as follows : 
# BEAM-1:130 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 E06 S01 S02 S03 S04 S06 W01 W02 W04 W05 W06 Total=27
# BEAM-1:175 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 E06 S01 S02 S03 S04 S06 W01 W02 W04 W05 W06 Total=27
# BEAM-2:130 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 S03 W01 W02 Total=20
# BEAM-2:175 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 S03 W01 W02 Total=20
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15:25:00 : Power eq and phasing done.
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15:16:09 : Started scan on 1154-350 for ~ 5.57003 min.
15:25:29 : Started scan on 1154-350 for ~ 2.01326 min.
15:29:06 : Started scan on J1227-4853 for ~ 31.1049 min.

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Note : During observation many activities ( gptool, scp 
process_psr lots of things) running on GWBH9  Ref : Jayanta Roy.
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16:00:00 : Stopped scan and observing session over.
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