GTAC Observation Log

1. Date : 04/05/2024
2. Observation Sr. No. : 16667
3. Observer : Nayana AJ, G.C. Anupama, Nirupam Roy, Dipankar Banerjee, KP Singh, U S Kamath, Sonith L.S
4. Observer\'s Email : nayan89deva@gmail.com, gca@iiap.res.in, roy.nirupam@gmail.com, orion@prl.res.in, kulinderpal@gmail.com, uskamath@iiap.res.in, sonith.ls@iiap.res.in
5. Project Name : GMRT observations of one of the brightest radio novae - V1405 Cas in its 2021 outburst
6. Project Code : 46_051
7. Operator(s) : Deepak, Rupsing, Shilpa
8. Command File : /data1/gtac/cmd/46_051/46_051_04May2024_1300_cmd.py
9. LTA File : /gsbifrdata1/04may/46_051_04may2024_b3_gsb.lta, /gwbifrdata/04may/46_051_04may2024_b3_gwb.lta
10. LogFlag File :  

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255MHz , 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) : 306 306 255 255 51 51
30. Integration Time : 2.0132 Sec
31. No of Antennas Working(Fringing) at the beginning :27

32. Name of Non-Working Antennas (with reason for each) :
C10 : FE work.
S02 : Reflector surface refurbishment work.
S06 : Strong spikes.
33. Note for Backup :

34. Start and End Time of Obs.(IST): 04 May 2024 13:00:00 - 04 May 2024 15:00:00

35. ONLINE Machine : TGC

36. No of Antennas Working(Fringing) at the end :27

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  	: 2048
GPU_CHAN_NUM  	: 0:2047:1
GPU_STOKES  	: Total_Intensity
GPU_SIDEBAND  	: -1 -1
GPU_RF4  	: 500  500
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: -1 -1
GCODE4  	: 46_051
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
--------------------------------------------------------------------------
--------------------------------------------------------------------------
13:00 : Started settings.

13:20 : \'/data1/gtac/cmd/46_051/46_051_04May2024_1300_cmd.py\' command file started.
15:00 : Stopped command file and observation over.