GTAC Observation Log

1. Date : 02/08/2021
2. Observation Sr. No. : 13358
3. Observer : Swarna Chatterjee, Surajit Paul, Ruta Kale, Abhirup Datta, emanuela orru, Sameer Tanaji Salunkhe, PRATEEK GUPTA, Ramij Raja, Kelley Hess, Marco Iacobelli
4. Observer\'s Email : chatterjee.swarna1605@gmail.com, surajit@physics.unipune.ac.in, ruta@ncra.tifr.res.in, Abhirup.Datta@iiti.ac.in, e.orru@astro.ru.nl, salunkhesameer1990@gmail.com, prateekgidolia@gmail.com, phd1601121008@iiti.ac.in, hess@astro.rug.nl, iacobelli@astron.nl
5. Project Name : uGMRT LOw-MAss galaxy Cluster Survey (GLOMACS) using the band 3: Part-I
6. Project Code : 40_088
7. Operator(s) : Nilesh, Pramod, Shilpa, Shriram, Surender
8. Command File : /data1/gtac/cmd/40_088/02aug21/obs.py
9. LTA File : /gsbifrdata/02aug/40_088_02aug2021_8s_gsb.lta, /gsbifrdata1/02aug/40_088_02aug2021_gsb.lta, /gwbifrdata/02aug/40_088_02aug2021_gwb.lta, /gwbifrdata2/02aug/40_088_02aug2021_10s_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 : Full_Stokes
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) :
C03 : Mechanical Work.
C04 : Mechanical work.
C09 : Maintenance.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 02 Aug 2021 11:30:00 - 02 Aug 2021 17:00:00

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  	: 4096
GPU_CHAN_NUM  	: 0:4095:1
GPU_STOKES  	: Full_Stokes
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 500  500
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: 40_088
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  	: 16
GPU_GAINEQ  	: ON
GPU_TPA  	: From online/TGC tpa
GPU_BITS  	: 8 Bits
GPU_FILRFI  	: Voltage Detection
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
--------------------------------------------------------------------------
------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
--------------------------------------------------------------------------
11:30 : Started settings.
12:00 : \'/data1/gtac/cmd/40_088/02aug21/obs.py\' command file started.
13:15 : C09 started working.
13:15 : C05 130 pol bad bandshape.
16:00 : C05 started working.

17:06 : Command file Stopped and observation session over.