GTAC Observation Log

1. Date : 27/01/2023
2. Observation Sr. No. : 15060
3. Observer : Alastair Edge, Ruta Kale, Marcus Halson, Tom Rose, Raymond Oonk, Brian Robert McNamara, Helen Russell, Massimo Gaspari
4. Observer\'s Email : alastair.edge@durham.ac.uk, ruta@ncra.tifr.res.in, mdhalson@gmail.com, tom.rose06@gmail.com, oonk@strw.leidenuniv.nl, mcnamara@uwaterloo.ca, helen.russell@nottingham.ac.uk, massimo.gaspari@inaf.it
5. Project Name : Variability in the HI absorption in the Brightest Cluster Galaxy in RXJ1558-14
6. Project Code : ddtC260
7. Operator(s) : Deepak
8. Command File : /data1/gtac/cmd/ddtc260/DDTC260_27Jan2023_0700_cmd.py
9. LTA File : /gsbifrdata1/27jan/ddtc260_27jan2023_gsb.lta, /gwbifrdata2/27jan/ddtc260_27jan2023_gwb.lta
10. LogFlag File : /odisk/logflags/

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1281 MHz ,RF2 : 1281 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1230 MHz, ILO2 : 1230MHz , 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) : 1281 1281 1230 1230 51 51
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :29

32. Name of Non-Working Antennas (with reason for each) :
C04 servo problem

33. Note for Backup :

34. Start and End Time of Obs.(IST): 27 Jan 2023 07:00:00 - 27 Jan 2023 10:00:00

35. ONLINE Machine : TGC

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

37. RFI Status :

38. Comments (During Observations) :

------------GWB Setting---------
GPU_MODE  	: Realtime
GPU_LTA  	: 4
GPU_ACQ_BW  	: 100
GPU_FINAL_BW  	: 25
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 2048
GPU_CHAN_NUM  	: 0:2047:1
GPU_STOKES  	: Full_Stokes
GPU_SIDEBAND  	: 1 1
GPU_WALSH  	: OFF
GPU_ENV  	: RELEASED
--------------------------------
GWB TPA 1307.3 1307.3 -1340 -1350 32.7 32.7

----------------------------------------
07:00 Started setup
07:16 : Started command file

10:10 : Observation stopped.