GTAC Observation Log

1. Date : 14/05/2021
2. Observation Sr. No. : 13081
3. Observer : Juhi Tiwari, KP Singh
4. Observer\'s Email : tiwarijuhi92@gmail.com, kulinderpal@gmail.com
5. Project Name : Interaction of radio galaxies and the intracluster medium in Abell 1569
6. Project Code : 40_040
7. Operator(s) : Deepak, Navnath
8. Command File : /data1/gtac/cmd/40_040/40_040_14May2021_1700.py
9. LTA File : /gsbifrdata1/14may/40_040_14may2021_gsb.lta, /gwbifrdata1/14may/40_040_14may2021_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 : 2.0132 Sec
31. No of Antennas Working(Fringing) at the beginning :28

32. Name of Non-Working Antennas (with reason for each) :
C03 : Mechanical Work.
C05 : LMC not in array.( frequent time out)
33. Note for Backup :

34. Start and End Time of Obs.(IST): 14 May 2021 17:00:00 - 14 May 2021 23:03:00

35. ONLINE Machine : TGC

36. No of Antennas Working(Fringing) at the end :26

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  	: 4096
GPU_CHAN_NUM  	: 0:4095:1
GPU_STOKES  	: Total_Intensity
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 470  470
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: 40_040
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_ENV  	: RELEASED
--------------------------------
17:00:00 : Started setup.
17:15:22 : Started scan on 3C286 for ~ 9.9321 min.
17:25:00 : Started cmd file
        /data1/gtac/cmd/40_040/40_040_14May2021_1700.py
17:29:41 : Started scan on 1221+282 for ~ 5.10027 min.
17:37:06 : Started scan on 1233+168 for ~ 2.41592 min.
19:15:00 : power failure.
      scan no 9 and 10 -- bad data.
         : AGN1 hung due to W06 and S01 power interpretation
         : LMC down 
19:45:32 : started scan on src.

20:10:00 : Started cmd file.

           /data1/gtac/cmd/40_040/40_040_14May2021_2000.py

21:40:00 : scan stopped and track changed from inner to outer.
23:03:00 : Observation session over.
----------------------------------------------------------