GTAC Observation Log

1. Date : 26/06/2021
2. Observation Sr. No. : 13239
3. Observer : Rupak Roy, Nayana AJ, Poonam Chandra, Dipankar Bhattacharya
4. Observer\'s Email : rupakroy1980@gmail.com, nayan89deva@gmail.com, poonam@ncra.tifr.res.in, dipankar@iucaa.in
5. Project Name : Long-term uGMRT follow-up observations of the TDE flair AT2019azh
6. Project Code : 40_095
7. Operator(s) : Deepak, Sachin, Shilpa, Shriram
8. Command File : /data1/gtac/cmd/40_095/40_095_26Jun2021_1300_cmd.py
9. LTA File : /gsbifrdata/26jun/40_095_26jun2021_gsb.lta, /gwbifrdata/26jun/40_095_26jun2021_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 : OFF
20. Stokes : Total_Intensity
21. Beam - 1 : IA
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) : 306 306 255 255 51 51
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :27

32. Name of Non-Working Antennas (with reason for each) :
C03 : Mechanical Work.
E02 : Servo problem.
S06 : Feed problem.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 26 Jun 2021 12:30:00 - 26 Jun 2021 17:00:00

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  	: 40_095
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  	: Voltage Detection
GPU_BEAM_S  	: OFF
GPU_PFB  	: OFF
GPU_PFB_TAPS  	: 4
GPU_BEAM_BIT  	: 16
GPU_VLT_BIT  	: 8
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	:	4		# 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
--------------------------------------------------------------------------

12:39 : Started command file,
          \'/data1/gtac/cmd/40_095/40_095_26Jun2021_1300_cmd.py\'.
17:00 : Command file stopped and observing session over.