GTAC Observation Log

1. Date : 07/08/2017
2. Observation Sr. No. : 9647
3. Observer : Bringfried Stecklum, Jochen Eisloeffel, Matthias Hoeft, Alessio CarattioGaratti, Riccardo Cesaroni, Luca Moscadelli, Tom Ray, Alberto Sanna, Charles Malcolm Walmsley
4. Observer's Email : stecklum@tls-tautenburg.de, jochen@tls-tautenburg.de, hoeft@tls-tautenburg.de, alessio@cp.dias.ie, cesa@arcetri.astro.it, mosca@arcetri.astro.it, tr@cp.dias.ie, asanna@mpifr-bonn.mpg.de, walmsley@arcetri.astro.it
5. Project Name : Following-up the first ever detected accretion burst in a high-mass YSO
6. Project Code : 32_026
7. Operator(s) : Nilesh, Pramod
8. Command File : /odisk/gtac/cmd/32_026/obs.cmd
9. LTA File : /gsbifrdata1/07aug/32_026_07aug2017.lta, /gwbifrdata1/07aug/32_026_07aug2017_gwb.lta
10. LogFlag File : /odisk/online1/logflags/32_026.FLAGS.3

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255MHz , 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
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) : 306 306 255 255 51 51
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :27

32. Name of Non-Working Antennas (with reason for each) :
C02 : No fringe
W03 : No fringe
C12 : Servo problem

33. Note for Backup :

34. Start and End Time of Obs.(IST): 07 Aug 2017 04:00:00 - 07 Aug 2017 11:40:00

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  	: Full_Stokes
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 500  500
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: 32_026
GPU_RF5  	: 0  0
GPU_DDCLO5  	: 0.0000  0.0000
GPU_SB5  	: 1 1
GCODE5  	: SUBA5
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  	: 64
GPU_GAINEQ  	: ON
GPU_TPA  	: From GWB GUI.
GPU_BITS  	: 64 inputs.
GPU_FILRFI  	: RFI Filterring OFF
--------------------------------
04:10 : Started set up.
04:39 : Started scan on 3C147 for 12 min.
04:53 : Stopped scan and started command file.
 '/odisk/gtac/cmd/32_026/obs.cmd'

07:00 : W04 frequently applying EL brakes, servo problem.

11:25 : Stopped command file.
11:28 : Started scan on 3C147 for ~ 10 min.
11:38 : Stopped scan and closed observations.