GTAC Observation Log

1. Date : 30/01/2023
2. Observation Sr. No. : 15070
3. Observer : Ajay Kumar, Yash Bhusare, Arpan Pal, Banshi Lal, Yogesh Maan, Shriharsh P. Tendulkar, Visweshwar Ram Marthi
4. Observer\'s Email : akumar@ncra.tifr.res.in, ybhusare@ncra.tifr.res.in, apal@ncra.tifr.res.in, blal@ncra.tifr.res.in, ymaan4@gmail.com, shriharsh.tendulkar@tifr.res.in, vrmarthi@ncra.tifr.res.in
5. Project Name : Continued monitoring of the active repeating FRB 20220912A with uGMRT
6. Project Code : ddtC261
7. Operator(s) : Navnath
8. Command File : /data1/gtac/cmd/ddtC261/ddtC261_30Jan2023_1600_cmd.py
9. LTA File : /gwbifrdata1/30jan/ddt261a_30jan2023_subar1_gwb.lta, /gwbifrdata1/30jan/ddt261b_30jan2023_subar2_gwb.lta
10. LogFlag File :  

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,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/TGC
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 : 512
26. Channel Numbers : 0:511:1
27. LO5 -1  : 149
28. LO5 -2  : 156

29. Frequency Parameters (TPA) : 306 306 255 255 51 51
30. Integration Time : 8.053 Sec
31. No of Antennas Working(Fringing) at the beginning :28

32. Name of Non-Working Antennas (with reason for each) :
S01 : painting Work.
S02 : Servo problem.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 30 Jan 2023 16:00:00 - 30 Jan 2023 18:10:00

35. ONLINE Machine : TGC

36. No of Antennas Working(Fringing) at the end :28

37. RFI Status :

38. Comments (During Observations) :
# GWB GAC configuration is as follows : 
# BEAM-1:130 :: 1 DDT261A data5 PA 500.0 C00 C02 C05 C08 C10 C12 C14 E02 W01 Total=9
# BEAM-1:175 :: 1 DDT261A data5 PA 500.0 C00 C02 C05 C08 C10 C12 C14 E02 W01 Total=9
# BEAM-2:130 :: 1 DDT261A nvme1 PASV 500.0 C00 C02 C05 C08 C10 C12 C14 E02 W01 Total=9
# BEAM-2:175 :: 1 DDT261A nvme1 PASV 500.0 C00 C02 C05 C08 C10 C12 C14 E02 W01 Total=9
# BEAM-3:130 :: 2 DDT261B data5 PA 550.0 C01 C04 C06 C09 C11 C13 E03 E04 S03 W02 W03 Total=11
# BEAM-3:175 :: 2 DDT261B data5 PA 550.0 C01 C04 C06 C09 C11 C13 E03 E04 S03 W02 W03 Total=11
# BEAM-4:130 :: 2 DDT261B nvme1 PASV 550.0 C01 C04 C06 C09 C11 C13 E03 E04 S03 W02 W03 Total=11
# BEAM-4:175 :: 2 DDT261B nvme1 PASV 550.0 C01 C04 C06 C09 C11 C13 E03 E04 S03 W02 W03 Total=11
-------------------------------------------------------------------
15:30:00 : Started setup.
15:53:14 : Started scan on 3C48 for ~ 5.46937 min.
16:23:28 : Started scan on 3C48_OFF for ~ 2.59487 min.
16:28:43 : Started scan on 2355+498 for ~ 3.22122 min.
16:32:32 : Started scan on 2355+498 for ~ 1.12966 min.
16:35:33 : Started scan on B2217+47 for ~ 1.56587 min.
16:39:00 : Started scan on F117_NG for ~ 1.56587 min.
16:43:14 : Started scan on F220912A for ~ 20.5688 min.
17:05:18 : Started scan on 2355+498 for ~ 3.27715 min.
17:09:13 : Started scan on 2355+498 for ~ 1.09611 min.
17:12:00 : Started scan on F117_NG for ~ 1.58824 min.
17:16:03 : Started scan on F220912A for ~ 20.5912 min.
17:38:06 : Started scan on 2355+498 for ~ 3.15411 min.
17:41:51 : Started scan on 2355+498 for ~ 1.14085 min.
17:44:59 : Started scan on F117_NG for ~ 1.56587 min.
17:48:58 : Started scan on F220912A for ~ 20.58 min.
18:10:00 : Observation session over.