GTAC Observation Log

1. Date : 17/03/2023
2. Observation Sr. No. : 15241
3. Observer : Maura Pilia, Matteo Trudu, Visweshwar Ram Marthi, Andrea Possenti, Luca Zampieri, Cristiano Guidorzi, Luciano Nicastro
4. Observer\'s Email : maura.pilia@inaf.it, trudumatteo@outlook.com, vrmarthi@ncra.tifr.res.in, possenti@oa-cagliari.inaf.it, luca.zampieri@inaf.it, guidorzi@fe.infn.it, luciano.nicastro@inaf.it
5. Project Name : A multi-wavelength campaign to tackle the progenitor of repeating FRBs
6. Project Code : 43_130
7. Operator(s) : Pramod, Shilpa, Shriram
8. Command File : /data1/gtac/cmd/43_130/43_130_17Mar2023_0400_cmd.py
9. LTA File : /gwbifrdata1/17mar/43_130_17mar2023_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 : 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 : 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 : 4.0265 Sec
31. No of Antennas Working(Fringing) at the beginning :29

32. Name of Non-Working Antennas (with reason for each) :
C02 : LMC Down.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 17 Mar 2023 04:00:00 - 17 Mar 2023 09:35:00

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  	: 43_130
GPU_CNTRL  	: ONLINE/TGC
GPU_FSTOP  	: ON
GPU_BEAM_1  	: VOLTAGE
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  	: Voltage Detection
GPU_BEAM_S  	: OFF
GPU_PFB  	: OFF
GPU_PFB_TAPS  	: 4
GPU_BEAM_BIT  	: 16
GPU_VLT_BIT  	: 8
GPU_WALSH  	: OFF
GPU_ENV  	: RELEASED
------GWB RFI Filter Setting-----
FILTERED_SIGNALS	:	RFI_ALL			# RFI_ALL=All signals filtered / RFI_CH1 =Channel 1 only / RFI_CH2=Channel 2 only
EXTERNAL MEDIAN	:	0			# integer value(-128 to 127)
THRESHOLD VALUE	:	3			# integer value(0 to 127)
CONSTANT VALUE		:	0			# integer value(-128 to 127)
FILTERING OPTION	:	DIGITAL NOISE		# BYPASS / CONSTANT=constant value is used / THRESHOLD / DIGITAL_NOISE
DDC_STATUS		:	OFF			# DDC = ON/OFF
--------------------------------
# GWB GAC configuration is as follows : 
# BEAM-1:130 :: C00 C01 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 S01 W01 Total=14
# BEAM-1:175 :: C00 C01 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 S01 W01 Total=14
--------------------------------------------------------------------------
04:00 : Started set up.
04:15 : Started command file.
        \'/data1/gtac/cmd/43_130/43_130_17Mar2023_0400_cmd.py\'
07:00 : MSEDCL power glitch, so stopped command file.
07:19 : Restarted command file, C05 and C08 applied brakes. Removed from GAC. 
09:00-09:35 : Observation extended in maintenance slot to compensate lost time.
09:35 : Command file stopped and observation session over.