GTAC Observation Log

1. Date : 05/02/2024
2. Observation Sr. No. : 16355
3. Observer : Omkar Suresh Bait, Daniel Schaerer, Yuri I. Izotov, Biny Sebastian
4. Observer\'s Email : omkar.bait.astronomy@gmail.com, daniel.schaerer@unige.ch, yizotov@bitp.kiev.ua, biny.sebastian@umanitoba.ca
5. Project Name : Continuing the Radio Continuum Observations of Low-redshift metal-poor Extreme Star-forming Galaxies
6. Project Code : 45_075
7. Operator(s) : Navnath, Shilpa, Shriram
8. Command File : /data1/gtac/cmd/45_075/obs_setup/45_075_05Feb2024_0700_cmd.py
9. LTA File : /gsbifrdata1/05feb/45_075_05feb2024_b5_gsb.lta, /gwbifrdata2/05feb/45_075_05feb2024_b5_gwb.lta
10. LogFlag File :  

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1387.8197 MHz ,RF2 : 1387.8197 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1450 MHz, ILO2 : 1450MHz , IVLO1 : 62.1803 MHz, IVLO2 : 62.1803 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 16 MHz,ON, IF-CH2 : 4+14 dB, 16 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 : 16.666666 MHz
24. Final BW : 41666665 MHz; Step # 0
25. Maximum Channels : 512
26. Channel Numbers : 0:511:1
27. LO5 -1  : 137.8197
28. LO5 -2  : 167.1803

29. Frequency Parameters (TPA) : 1387.8197 1387.8197 1450 1450 62.1803 62.1803
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): 05 Feb 2024 07:00:00 - 05 Feb 2024 16:00:00

35. ONLINE Machine : TGC

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

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  	: 45_075
GPU_CNTRL  	: ONLINE/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
--------------------------------
07:00 : Started command file,
        \'/data1/gtac/cmd/45_075/obs_setup/45_075_05Feb2024_0700_cmd.py\'
09:45 : S02,C00 taken for maintenance.
11:05- 11:20 : IRNSS 1D satellite RFI.
11:34- 11:40 : Beidou Satellite RFI.
12:35 : S02 released for observation.
12:45- 12:57 : Track change.
14:41- 14:47: GSAT0203 RFI
15:41 : south arm power failure.
15:48 : S-arm power resumed and S-arm started working.
16:00 : Observation session over.
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