GTAC Observation Log

1. Date : 04/12/2016
2. Observation Sr. No. : 9039
3. Observer : Yashwant Gupta, BHAL CHANDRA JOSHI, Jayanta Roy, Yogesh Maan, Kishalay De, Manjari Bagchi, Gopakumar Achamveedu, Nikhil Vijay Naik
4. Observer's Email : ygupta@ncra.tifr.res.in, bcj@ncra.tifr.res.in, jroy@ncra.tifr.res.in, ymaan@ncra.tifr.res.in, ugkishalayde@ug.iisc.in, manjari.bagchi@gmail.com, gopu.tifr@gmail.com, naiknikhil27@gmail.com
5. Project Name : Towards precision pulsar timing with the upgraded GMRT
6. Project Code : 31_057
7. Operator(s) : Deepak, Nilesh, Rupsing, Sachin, Shilpa
8. Command File : /odisk/gtac/cmd/hold.cmd
9. LTA File : /gsbifrdata/04dec/31_057_325_suba2_04dec2016.lta, /gsbifrdata/04dec/31_057_1420_suba4_04dec2016.lta, /gwbifrdata1/04dec/31_057_500lo_04dec2016.lta, /gwbifrdata1/04dec/31_057_1460lo_04dec2016.lta
10. LogFlag File : /odisk/online1/logflags/SUBA4.FLAGS.832, /odisk/online1/logflags/SUBA2.FLAGS.1022

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,OFF, IF-CH2 : 4+14 dB, 32 MHz,OFF

GSB SETTINGS :

14. GSB Host : gsbm1_lenyadri
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 : OFF
22. Beam - 2 : Volt
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) : 306 306 255 255 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) :
W04 : Taken for painting.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 04 Dec 2016 13:00:00 - 04 Dec 2016 16:46:00

35. ONLINE Machine : Lenyadri

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

37. Comments (During Observations) :
GAC for GSB suba 2 = 325 MHz : C00 C01 C02 C05 C09 C10 C13 C14 W01 S01
GAC for GWB suba 2 = 325 MHz : C00 C01 C02 C05 C13
GAC for GWB suba 4 = 1420 MHz : C03 C04 C06 C08 C11 E02 E03 S02 S03 W02 W03 
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13:56:05 : Started scan on 1419+064 for ~ 3.48966 min.
13:59:57 : Started scan on 1419+064 for ~ 0.53687 min.
14:05:25 : Started scan on J1455-3330 for ~ 2.14748 min.
14:11:45 : Started scan on 1822-096 for ~ 4.02653 min.
14:16:41 : Started scan on 1822-096 for ~ 4.29496 min.
14:21:28 : Started scan on 1822-096 for ~ 3.22122 min.
14:24:53 : Started scan on 1822-096 for ~ 0.53687 min.
14:28:27 : Started scan on J1614-2230 for ~ 22.0117 min.
14:53:41 : Started scan on 1609+266 for ~ 1.61061 min.
14:56:04 : Started scan on 1609+266 for ~ 1.61061 min.
14:59:14 : Started scan on J1640+2224 for ~ 21.7433 min.
15:25:14 : Started scan on 1822-096 for ~ 2.95279 min.
15:28:37 : Started scan on 1822-096 for ~ 1.34218 min.
15:31:52 : Started scan on J1713+0747 for ~ 22.5486 min.
15:56:46 : Started scan on J1713+0747 for ~ 0.268435 min.
15:58:21 : Started scan on 1822-096 for ~ 2.41592 min.
16:01:20 : Started scan on 1822-096 for ~ 0.268435 min.
16:03:06 : Started scan on J1730-2304 for ~ 20.6695 min.
16:25:37 : Started scan on J1738+0333 for ~ 20.4011 min.
16:46:00 : Stopped scan and observing session over.