GTAC Observation Log

1. Date : 08/11/2019
2. Observation Sr. No. : 11567
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 : uGMRT observations of the tidal disruption flair - AT2019azh
6. Project Code : 37_107
7. Operator(s) : Manisha, Surender
8. Command File : /data1/gtac/cmd/37_107/obs.py
9. LTA File : /gsbifrdata1/08nov/37_107_08nov2019_gsb.lta, /gwbifrdata2/08nov/37_107_08nov2019_gwb.lta
10. LogFlag File :  

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1399 MHz ,RF2 : 1399 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1450 MHz, ILO2 : 1450MHz , 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
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) : 1399 1399 1450 1450 51 51
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :24

32. Name of Non-Working Antennas (with reason for each) :
C04 : : Taken for Mech work.
C09 : : Feed jammed.
C12 : : FPS problem.
W01 : : Feed jammed.
W03 : : RF settings command fails very frequently.
S03 : : Tracking problem in TGC.
33. Note for Backup :

34. Start and End Time of Obs.(IST): 08 Nov 2019 04:00:00 - 08 Nov 2019 08:05:00

35. ONLINE Machine : TGC

36. No of Antennas Working(Fringing) at the end :24

37. RFI Status :

38. Comments (During Observations) :

------------GWB Setting---------
GPU_MODE  	: Realtime
GPU_LTA  	: 16
GPU_ACQ_BW  	: 100.0000
GPU_FINAL_BW  	: 100.0000
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 1024
GPU_CHAN_NUM  	: 0:1023:1
GPU_STOKES  	: Total_Intensity
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 500  500
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: TEST
GPU_CNTRL  	: ONLINE
GPU_FSTOP  	: ON
GPU_BEAM_1  	: Voltage
GPU_BEAM_2  	: OFF
GPU_BEAM_3  	: Voltage
GPU_BEAM_4  	: Voltage
GPU_BM_INT  	: 8
GPU_GAINEQ  	: OFF
GPU_TPA  	: From GWB GUI.
GPU_BITS  	: 8 Bits
GPU_FILRFI  	: Voltage Detection
GPU_BEAM_S  	: OFF
--------------------------------
03:30:00 : Started set-up.
03:43:59 : Started scan on 3C147 for ~ 13.4218 min.
04:04:35 : Started command file.
            /data1/gtac/cmd/37_107/obs.py
07:45:08 : Stopped command file. Started scan on 3C147 for ~ 15.3008 min.
08:00 : Stopped scan and closed observation session.