GTAC Observation Log

1. Date : 28/05/2021
2. Observation Sr. No. : 13125
3. Observer : Scott Hyman, Giacintucci Simona, N. Kassim, Dale A Frail, Jason E Kooi, Joseph Lazio, Julia Deneva, Emil Polisensky, Joseph Helmboldt
4. Observer\'s Email : shyman@sbc.edu, simona.giacintucci@nrl.navy.mil, kassim@nrl.navy.mil, dfrail@nrao.edu, jason.kooi@nrl.navy.mil, Joseph.Lazio@jpl.nasa.gov, julia.deneva@gmail.com, emil.polisensky@nrl.navy.mil, joseph.helmboldt@nrl.navy.mil
5. Project Name : Mysterious Steep Spectrum Radio Sources Towards the Galactic Bulge
6. Project Code : 40_055
7. Operator(s) : Navnath, Rupsing
8. Command File : /data1/gtac/cmd/40_055/loop1_2200.py, /data1/gtac/cmd/40_055/loop2_00.py
9. LTA File : /gsbifrdata1/27may/40_055_27may2021_gsb.lta, /gwbifrdata2/27may/40_055_27may2021_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+12 dB, 32 MHz,ON, IF-CH2 : 4+12 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 : 4.0265 Sec
31. No of Antennas Working(Fringing) at the beginning :29

32. Name of Non-Working Antennas (with reason for each) :
C03 : Mechanical Work.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 27 May 2021 22:00:00 - 28 May 2021 01:00:00

35. ONLINE Machine : TGC

36. No of Antennas Working(Fringing) at the end :29

37. RFI Status :

38. Comments (During Observations) :

Note:GWB_BAND_WIDTH: choosen 400 MHz,GWB_CHANNELS: 8192 and LTA:4 was not possible to configure in full stokes due to buffer loss.
------------------------------------------------------------------------
------------GWB Setting---------
GPU_MODE  	: Realtime
GPU_LTA  	: 8
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  	: Full_Stokes
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 550  550
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: 40_055
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
------------------------------------------------------------------------
22:10 : Setup done.
22:13 : Started command file for first loop
          /data1/gtac/cmd/40_055/loop1_2200.py
23:51 : Started scan on 3C286.
00:03 : Started cmd file
          /data1/gtac/cmd/40_055/loop2_00.py
01:00 : Observation session closed.
------------------------------------------------------------------------