GTAC Observation Log

1. Date : 18/11/2022
2. Observation Sr. No. : 14771
3. Observer : samir choudhuri, Asif Elahi, Dharam Vir Lal, Nirupam Roy, Philip Bull
4. Observer\'s Email : samir.svc@gmail.com, asifelahi999@gmail.com, dharam@ncra.tifr.res.in, roy.nirupam@gmail.com, phil.bull@manchester.ac.uk
5. Project Name : Deep GMRT observations for enhanced calibration of the HERA EoR experiment
6. Project Code : 43_119
7. Operator(s) : Rupsing, Sachin, Shilpa, Shriram
8. Command File : /data1/gtac/cmd/43_119/43_119_17Nov2022_1900_cmd.py
9. LTA File : /gsbifrdata1/17nov/43_119_17nov2022_gsb.lta, /gwbifrdata2/17nov/43_119_17nov2022_gwb.lta
10. LogFlag File :         

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 156 MHz ,RF2 : 156 MHz, SA1 : 14 dB, SA2 : 14 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 218 MHz, ILO2 : 218MHz , IVLO1 : 62 MHz, IVLO2 : 62 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 : 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 : 0 MHz; Step # 0
25. Maximum Channels : 256
26. Channel Numbers : 0:255:1
27. LO5 -1  : 138
28. LO5 -2  : 167

29. Frequency Parameters (TPA) : 156 156 218 218 62 62
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) :
C03 : Mechanical Work.
C13 : Not releasing brakes.
33. Note for Backup :

34. Start and End Time of Obs.(IST): 17 Nov 2022 18:40:00 - 18 Nov 2022 01:00:00

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  	: 200.0000
GPU_FINAL_BW  	: 200
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 8192
GPU_CHAN_NUM  	: 0:8191:1
GPU_STOKES  	: Total_Intensity
GPU_SIDEBAND  	: -1 -1
GPU_RF4  	: 300  300
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: -1 -1
GCODE4  	: 43_119
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  	: 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
--------------------------------
18:40 : Started settings.
18:50 : Started command file,
       \'/data1/gtac/cmd/43_119/43_119_17Nov2022_1900_cmd.py\'
22:40 : C09 applied brakes.
22:45 : C09 released brakes.
01:00 : Stopped command file and observing session over.