GTAC Observation Log

1. Date : 10/01/2020
2. Observation Sr. No. : 11781
3. Observer : Aditya Chowdhury, Nissim Kanekar, Jayaram Narayanan Chengalur
4. Observer\'s Email : chowdhury@ncra.tifr.res.in, nkanekar@ncra.tifr.res.in, chengalur@ncra.tifr.res.in
5. Project Name : %latex% The Atomic Hydrogen Content of Galaxies at $z \\\\\\\\approx 0.75-1.45$
6. Project Code : 37_063
7. Operator(s) : Navnath, Pramod, Surender
8. Command File : /odisk/gtac/cmd/chowdhury/deep2_41.cmd
9. LTA File : /gsbifrdata/09jan/37_063_09jan2020_gsb.lta.1, /gwbifrdata2/09jan/37_063_09jan2020_gwb.lta
10. LogFlag File : /odisk/online1/logflags/37_063.FLAGS.21

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 :29

32. Name of Non-Working Antennas (with reason for each) :
C05 : MCM 5 Time out.
33. Note for Backup :

34. Start and End Time of Obs.(IST): 09 Jan 2020 18:00:00 - 10 Jan 2020 01:10:00

35. ONLINE Machine : Shivneri

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

37. RFI Status :

38. Comments (During Observations) :
17:30:00 : Started setup.
17:45:35 : Started scan on 3C48 for ~ 8.58993 min.
17:57:14 : Started cmd fil.e

/odisk/gtac/cmd/chowdhury/deep2_41.cmd


19:50 : C13 taken for RFI test.
20:30 : No fringe to 175 pol of C04 C06 and C08 antennas. 
21:40 : released for observation.
00:30 : Stopped command file.
00:33 : Started scan on 3C147.
01:00 : Stopped scan and observation session is over.