GTAC Observation Log

1. Date : 02/07/2018
2. Observation Sr. No. : 10387
3. Observer : Yashwant Gupta, BHAL CHANDRA JOSHI, Manjari Bagchi, Sushan Konar, Biplab Bijay, Mayuresh Surnis, Debades Bandyopadhyay, Dipankar Bhattacharya, Avinash Anant Deshpande, Biprateep Dey, Vishal R Gajjar, Sanjay S. Kudale, Yogesh Maan, Sachindra Naik, Alak Ray, Boris Sindhu Kalita, Sajad Ahmad Bhat, Prakash Arumugasamy
4. Observer's Email : ygupta@ncra.tifr.res.in, bcj@ncra.tifr.res.in, manjari.bagchi@gmail.com, sushan@ncra.tifr.res.in, biplab@ncra.tifr.res.in, mpsurnis@ncra.tifr.res.in, debades.bandyopadhyay@saha.ac.in, dipankar@iucaa.in, desh@rri.res.in, biprateep.d@niser.ac.in, gajjar@ncra.tifr.res.in, ksanjay@gmrt.ncra.tifr.res.in, maan@astron.nl, snaik.prl@gmail.com, akr@tifr.res.in, boris.kalita@ncra.tifr.res.in, sajadtarigami@gmail.com, prakash@ncra.tifr.res.in
5. Project Name : Survey for Pulsars and Fast Transients with the upgraded GMRT : Pilot follow-up 
6. Project Code : 34_075
7. Operator(s) : Deepak, Navnath, Rupsing
8. Command File : /odisk/gtac/cmd/34_075/34_075_2018-07-01.cmd
9. LTA File : /gwbifrdata2/01jul/34_075_01jul18_gwb.lta
10. LogFlag File : /odisk/online1/logflags/34_075.FLAGS.3, /odisk/online1/logflags/34_012.FLAGS.9

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
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 : 2.0132 Sec
31. No of Antennas Working(Fringing) at the beginning :28

32. Name of Non-Working Antennas (with reason for each) :
C00 : : No fringe.
W06 : : Servo time out.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 01 Jul 2018 21:00:00 - 02 Jul 2018 04:00:00

35. ONLINE Machine : Shivneri

36. No of Antennas Working(Fringing) at the end :28

37. Comments (During Observations) :
21:00 : Started setup.
21:25:46 : Started scan on 3C286 for ~ 1.07374 min.
21:28:07 : Started scan on 3C286 for ~ 1.87905 min.
21:36:25 : Started scan on B1745-12 for ~ 5.14501 min.
21:42:36 : Started cmd file.

  /odisk/gtac/cmd/34_075/34_075_2018-07-01.cmd

------------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  	: 550  550
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: -1 -1
GCODE4  	: 34_075
GPU_CNTRL  	: ONLINE
GPU_FSTOP  	: ON
GPU_BEAM_1  	: IA
GPU_BEAM_2  	: OFF
GPU_BEAM_3  	: OFF
GPU_BEAM_4  	: OFF
GPU_BM_INT  	: 8
GPU_GAINEQ  	: OFF
GPU_TPA  	: From GWB GUI.
GPU_BITS  	: 64 inputs.
GPU_FILRFI  	: RFI Filterring OFF
GPU_BEAM_S  	: OFF
--------------------------------

# GWB GAC configuration is as follows : 
# BEAM-1:130 :: C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W02 
W03 W04 W05 Total=25
# BEAM-1:175 :: C01 C02 C03 C04 C05 C06 C08 C10 C11 C12 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 
W01 W02 W03 W04 W05 Total=27
--------------------------------------------------------------------------
04:00 : Stopped command file & observation closed.