GTAC Observation Log

1. Date : 21/01/2017
2. Observation Sr. No. : 9147
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, Shilpa
8. Command File : /odisk/gtac/cmd/31_057/cmdfile_dual_freq_timing_7_psrs_slot2_master.txt
9. LTA File : /gwbifrdata/21jan/31_057_21jan2017_500.lta, /gwbifrdata/21jan/31_057_21jan2017_1460.lta
10. LogFlag File : /odisk/online1/logflags/31_057B.FLAGS.3, /odisk/online1/logflags/31_057.FLAGS.14

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 :30

32. Name of Non-Working Antennas (with reason for each) :

33. Note for Backup :

34. Start and End Time of Obs.(IST): 21 Jan 2017 00:00:00 - 21 Jan 2017 04:00:00

35. ONLINE Machine : Lenyadri

36. No of Antennas Working(Fringing) at the end :30

37. Comments (During Observations) :
suba 2:325 
GAC : C00,C02,C03,C04,C05
suba 4:1420
GAC : C06,C09,C11,C12,C13,C14,E02,W01,W02,S01,S02
Pulsar data is recorded in /data9/gppuuser/21jan2017/ 
---------------------------------------------------
01:10 : Started command file
          /odisk/gtac/cmd/31_057/cmdfile_dual_freq_timing_7_psrs_slot2_master.txt

04:00 : Stopped command file and observing session over.