GTAC Observation Log

1. Date : 12/07/2019
2. Observation Sr. No. : 11241
3. Observer : Mousumi Das, Dwarakanath K.S., Narendranath Patra, Stacy McGaugh
4. Observer's Email : chandaniket@gmail.com, dwaraka@rri.res.in, narendra@ncra.tifr.res.in, ssm69@case.edu
5. Project Name : Tracing the HI Distribution and Kinematics in Nearby Gas Rich Galaxies and Probing its relation to Star Formation
6. Project Code : 36_066
7. Operator(s) : Deepak, Navnath, Rupsing, Shilpa, Surender
8. Command File : /odisk/gtac/cmd/36_066/obs.cmd
9. LTA File : /gsbifrdata1/12jul/36_066_12jul2019_gsb.lta, /gwbifrdata1/12jul/36_066_12jul2019_gwb.lta
10. LogFlag File : /odisk/online1/logflags/36_066.FLAGS

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1407 MHz ,RF2 : 1407 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1345 MHz, ILO2 : 1345MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 16 MHz,ON, IF-CH2 : 4+14 dB, 16 MHz,ON

GSB SETTINGS :

14. GSB Host : gsbm1_shivneri
15. GSB Mode : Realtime
16. GSB LTA : 8
17. GSB CTRL : ONLINE
18. GSB Fstop : ON
19. GAIN EQ : ON
20. Stokes : Total_Intensity
21. Beam - 1 : OFF
22. Beam - 2 : OFF
23. ACQ BW : 16.666666 MHz
24. Final BW : 4 MHz; Step # 2
25. Maximum Channels : 512
26. Channel Numbers : 0:511:1
27. LO5 -1  : 138
28. LO5 -2  : 167

29. Frequency Parameters (TPA) : 1407 1407 1345 1345 62 62
30. Integration Time : 8.053 Sec
31. No of Antennas Working(Fringing) at the beginning :27

32. Name of Non-Working Antennas (with reason for each) :
C14 : Structural repair.
S01 : Servo problem.
S04 : Painting.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 12 Jul 2019 12:00:00 - 12 Jul 2019 20:30:00

35. ONLINE Machine : Shivneri

36. No of Antennas Working(Fringing) at the end :27

37. Comments (During Observations) :

------------GWB Setting---------
GPU_MODE  	: Realtime
GPU_LTA  	: 4
GPU_ACQ_BW  	: 200.0000
GPU_FINAL_BW  	: 200.0000
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 2048
GPU_CHAN_NUM  	: 0:2047:1
GPU_STOKES  	: Total_Intensity
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 1450  1450
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: 36_066
GPU_CNTRL  	: ONLINE
GPU_FSTOP  	: ON
GPU_BEAM_1  	: OFF
GPU_BEAM_2  	: OFF
GPU_BEAM_3  	: OFF
GPU_BEAM_4  	: OFF
GPU_BM_INT  	: 128
GPU_GAINEQ  	: OFF
GPU_TPA  	: From GWB GUI.
GPU_BITS  	: 8 Bits
GPU_FILRFI  	: RFI Filterring OFF
GPU_BEAM_S  	: OFF
--------------------------------
11:50 : Started settings.
12:17 : Started scan on 3C147 for ~ 11.8111 min.
12:33 : '/odisk/gtac/cmd/36_066/obs.cmd' command file started.
17:05 : C14 released for observation
17:35 : S04 released for observation
19:52:10 : Started scan on 1227+365 for ~ 5.3687 min.
19:58:04 : Started scan on 3C147 for ~ 0 min.
20:00:03 : Started scan on 3C286 for ~ 10.8716 min.
20:10:00 : Observation session over.
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