GTAC Observation Log

1. Date : 08/05/2023
2. Observation Sr. No. : 15390
3. Observer : Silpa Sasikumar, Preeti Kharb, Janhavi Baghel
4. Observer\'s Email : silpa@ncra.tifr.res.in, preeti.kharb@gmail.com, jbaghel@ncra.tifr.res.in
5. Project Name : A uGMRT Band 4 & 5 Polarization Study of the Quasar III Zw 2
6. Project Code : ddtC277
7. Operator(s) : Shriram, Surender
8. Command File : /data1/gtac/cmd/ddtc277/ddtC277_08May2023_0900_cmd.py
9. LTA File : /gwbifrdata2/08may/ddtc277_08may2023_b4_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 : 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) : 591 591 540 540 51 51
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :28

32. Name of Non-Working Antennas (with reason for each) :
C04 : Ch-2 walsh not set.
W02 : Taken foe maintenance

33. Note for Backup :

34. Start and End Time of Obs.(IST): 08 May 2023 09:00:00 - 08 May 2023 15:00:00

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  	: 2048
GPU_CHAN_NUM  	: 0:2047:1
GPU_STOKES  	: Full_Stokes
GPU_SIDEBAND  	: -1 -1
GPU_RF4  	: 500  500
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: DDTC277
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  	: ON
GPU_ENV  	: RELEASED
--------------------------------
09:00 : Started settings.
--------------------------------------------------------------------------
WALSH STAT- :

Mon May  8 09:21:17 2023 : Walsh Enabled: C00 C01 C02 C03 C05 C06 C08 C09 C11 C12 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06
Mon May  8 09:21:17 2023 : Walsh Disabled: C04 C10 C07 S05
--------------------------------------------------------------------------
0925 : Started command file,
      \'/data1/gtac/cmd/ddtc277/ddtC277_08May2023_0900_cmd.py\'
10:20 : C04 started working.
11:20 : E05 taken for maintenance.
15:00 : Command file stopped an observation session over.