GTAC Observation Log

1. Date : 29/09/2023
2. Observation Sr. No. : 15943
3. Observer : Sai Sanjay Wagh, Nirupam Roy, Mamta Pandey-Pommier, Alexandre Marcowith, Chinnathambi Muthumariappan, Subhashis Roy, PRATEEK GUPTA
4. Observer\'s Email : waghsaie@gmail.com, roy.nirupam@gmail.com, mamtapan@gmail.com, almarcowith@gmail.com, muthu@iiap.res.in, roy@ncra.tifr.res.in, prateekgidolia@gmail.com
5. Project Name : Tracing the cold gas in Molecular Hydrogen Emission Galaxies using HI 21cm line
6. Project Code : 44_117
7. Operator(s) : Deepak, Pramod, Rupsing, Shriram
8. Command File : /data1/gtac/cmd/44_117/44_117_29Sep2023_1300_cmd.py
9. LTA File : /gsbifrdata1/29sep/44_117_29sep2023_b5_gsb.lta, /gwbifrdata2/29sep/44_117_29sep2023_b5_gwb.lta
10. LogFlag File :  

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1299 MHz ,RF2 : 1299 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1350 MHz, ILO2 : 1350MHz , 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) : 1299 1299 1350 1350 51 51
30. Integration Time : 4.0265 Sec
31. No of Antennas Working(Fringing) at the beginning :26

32. Name of Non-Working Antennas (with reason for each) :
E02 : Taken for refurbishment work.
S01 : LMC down due to power failure.
S04 : Rf not set.
S06 : Feed is not rotating.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 29 Sep 2023 13:00:00 - 29 Sep 2023 20:00:00

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  	: 100
GPU_FINAL_BW  	: 25
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 2048
GPU_CHAN_NUM  	: 0:2047:1
GPU_STOKES  	: Total_Intensity
GPU_SIDEBAND  	: -1 -1
GPU_RF4  	: -1340.0 -1340.0
GPU_DDCLO4  	: 45.900000  45.900000
GPU_SB4  	: 1 1
GCODE4  	: 44_117
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  	: 8 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
--------------------------------
13:00 : Started settings.
13:25 : Started command file,
        \'/data1/gtac/cmd/44_117/44_117_29Sep2023_1300_cmd.py\'
-------------------------------------------------------------------------
16:40 : S06 released for observation.
-------------------------------------------------------------------------
17:35 : E02 and S04 released for observatiom.
-------------------------------------------------------------------------
20:00 : Stopped scan and observation over.