GTAC Observation Log

1. Date : 29/07/2021
2. Observation Sr. No. : 13345
3. Observer : Mayukh Pahari, Ranjeev Misra, J S Yadav, Gulab Chand Dewangan
4. Observer\'s Email : mayukh@phy.iith.ac.in, rmisra@iucaa.in, jsyadav@tifr.res.in, gulabd@iucaa.in
5. Project Name : Understanding accretion-ejection connection in the microquasar 4U 1543-47 during the historically bright X-ray outburst with GMRT and ASTROSAT/LAXPC
6. Project Code : ddtC193
7. Operator(s) : Deepak, Navnath
8. Command File : /data1/gtac/cmd/ddtc193/ddtc193_29Jul2021_2100_cmd.py
9. LTA File : /gsbifrdata1/29jul/ddtc193_29jul2021_gsb.lta, /gwbifrdata1/29jul/ddtc193_29jul2021_gwb.lta
10. LogFlag File :  

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , 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) : 591 591 540 540 51 51
30. Integration Time : 8.053 Sec
31. No of Antennas Working(Fringing) at the beginning :28

32. Name of Non-Working Antennas (with reason for each) :
C03 : Mechanical Work.
C11 : No fringe in GSB & GWB-CH-1-Low fringe.
33. Note for Backup :

34. Start and End Time of Obs.(IST): 29 Jul 2021 21:00:00 - 29 Jul 2021 22:30:00

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  	: 400.0000
GPU_FINAL_BW  	: 400
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 2048
GPU_CHAN_NUM  	: 0:2047:1
GPU_STOKES  	: Total_Intensity
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 725 725
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: ddtC193
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  	: 4 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
--------------------------------
21:00:00 : Started setup.
21:21:01 : Started cmd file.

   /data1/gtac/cmd/ddtc193/ddtc193_29Jul2021_2100_cmd.py

21:21:01 : Started scan on 3C286 for ~ 8.32149 min.
21:34:14 : Started scan on 1626-298 for ~ 5.23449 min.
21:42:13 : Started scan on 4U1543-475 for ~ 22.0117 min.
* Rise time(hms) :17:42:1.89 , Set time(hms) :22:3:14.59
22:03:00 : Target Source below horizon.
22:06:47 : Started scan on 1626-298 for ~ 5.3687 min.
22:17:35 : Started scan on 3C286.
22:30:00 : Observation session closed.