GTAC Observation Log

1. Date : 22/12/2023
2. Observation Sr. No. : 16207
3. Observer : Nayana AJ, Raffaella Margutti, Eli Wiston, Ryan Chornock, Deanne Coppejans, Tanmoy Laskar, Edo Berger, Giacomo Terreran, Danny Milisavljevic
4. Observer\'s Email : nayan89deva@gmail.com, rafmargutti@gmail.com, ewiston@berkeley.edu, chornock@berkeley.edu, deanne.coppejans@gmail.com, tanmoylaskar@gmail.com, eberger@cfa.harvard.edu, giacomo.terreran@northwestern.edu, dmilisav@purdue.edu
5. Project Name : Probing the late-time radio emission from an old supernova - SN 2012au
6. Project Code : ddtC315
7. Operator(s) : Nilesh, Pramod, Sachin, Shilpa
8. Command File : /data1/gtac/cmd/ddtc315/DDTC315_22Dec2023_0500_cmd.py
9. LTA File : /gsbifrdata/22dec/ddtc315_22dec2023_b5_gsb.lta, /gwbifrdata2/22dec/ddtc315_22dec2023_b5_gwb.lta
10. LogFlag File :    

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1409 MHz ,RF2 : 1409 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1460 MHz, ILO2 : 1460MHz , 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 : 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 : 256
26. Channel Numbers : 0:255:1
27. LO5 -1  : 149
28. LO5 -2  : 156

29. Frequency Parameters (TPA) : 1409 1409 1460 1460 51 51
30. Integration Time : 2.0132 Sec
31. No of Antennas Working(Fringing) at the beginning :28

32. Name of Non-Working Antennas (with reason for each) :
C01 : Feed is not rotating.
E03 : LMC Down.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 22 Dec 2023 04:35:00 - 22 Dec 2023 08:02:00

35. ONLINE Machine : TGC

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

37. RFI Status :

38. Comments (During Observations) :

------------GWB Setting---------------------------------------------------
GPU_MODE  	: Realtime
GPU_LTA  	: 4
GPU_ACQ_BW  	: 400.0000
GPU_FINAL_BW  	: 400
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 2048
GPU_CHAN_NUM  	: 0:2047:1
GPU_STOKES  	: Total_Intensity
GPU_SIDEBAND  	: -1 -1
GPU_RF4  	: 1460 1460
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: -1 -1
GCODE4  	: DDTC315
GPU_CNTRL  	: TGC
GPU_FSTOP  	: ON
GPU_BEAM_1  	: OFF
GPU_BEAM_2  	: OFF
GPU_BEAM_3  	: OFF
GPU_BEAM_4  	: OFF
GPU_BM_INT  	: 8
GPU_GAINEQ  	: ON
GPU_TPA  	: From online/TGC tpa
GPU_BITS  	: 4 Bits
GPU_FILRFI  	: RFI Filterring OFF
GPU_BEAM_S  	: OFF
GPU_PFB  	: ON
GPU_PFB_TAPS  	: 4
GPU_BEAM_BIT  	: 16
GPU_VLT_BIT  	: 8
GPU_WALSH  	: OFF
GPU_ENV  	: RELEASED
--------------------------------------------------------------------------
04:55 : Started command file.
        \'/data1/gtac/cmd/ddtc315/DDTC315_22Dec2023_0500_cmd.py\'
07:49 : Scan no. 10 bad.
08:02 : Stopped command file and observing session over.