GTAC Observation Log

1. Date : 17/02/2024
2. Observation Sr. No. : 16398
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) : Nilesh, Pramod, Surender
8. Command File : /data1/gtac/cmd/45_075/45_075_16Feb2024_2200_cmd.py
9. LTA File : /gsbifrdata/16feb/45_075_16feb2024_b5_gsb.lta, /gwbifrdata/16feb/45_075_16feb2024_b5_gwb.lta
10. LogFlag File :    

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1401.5404 MHz ,RF2 : 1401.5404 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1465 MHz, ILO2 : 1465MHz , IVLO1 : 63.4596 MHz, IVLO2 : 63.4596 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 : 16.666666 MHz
24. Final BW : 41666665 MHz; Step # 0
25. Maximum Channels : 512
26. Channel Numbers : 0:511:1
27. LO5 -1  : 136.5404
28. LO5 -2  : 168.4596

29. Frequency Parameters (TPA) : 1401.5404 1401.5404 1465 1465 63.4596 63.4596
30. Integration Time : 4.0265 Sec
31. No of Antennas Working(Fringing) at the beginning :29

32. Name of Non-Working Antennas (with reason for each) :
S01 : FE Problem.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 16 Feb 2024 22:00:00 - 17 Feb 2024 01:00:00

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
--------------------------------
22:00 : Started set-up.
22:20 - 22:29 : Observed wrong source 3C147 in set-up files.
22:29 : Started cmd file.
22:19 : Note : Scintillation observed.
        /data1/gtac/cmd/45_075/45_075_16Feb2024_2200_cmd.py


00:13 : Scintillation reduced.
01:10 : Stopped command file.
01:15 : Started scan on 3C286.
01:25 : Stopped scan and observation over.