GTAC Observation Log

1. Date : 14/07/2020
2. Observation Sr. No. : 12215
3. Observer : Daniele Dallacasa, Ruta Kale, Daniel Ryan Wik, Qian Wang, Giacintucci Simona, Tiziana Venturi, Rossella Cassano, Gianfranco Brunetti
4. Observer\'s Email : daniele.dallacasa@unibo.it, ruta@ncra.tifr.res.in, wik@astro.utah.edu, qian.wang@live.com, simona.giacintucci@nrl.navy.mil, tventuri@ira.inaf.it, rcassano@ira.inaf.it, brunetti@ira.inaf.it
5. Project Name : Constraining the magnetic field at a very weak shock in the galaxy cluster PLCKG200.9-28.2
6. Project Code : 38_030
7. Operator(s) : Deepak, Shilpa, Shriram
8. Command File : /odisk/gtac/cmd/38_030/obs_14jul2020.cmd
9. LTA File : /gsbifrdata1/14jul/38_030_14jul2020_gsb.lta, /gwbifrdata2/14jul/38_030_14jul2020_gwb.lta
10. LogFlag File : /odisk/online1/logflags/38_030.FLAGS.2

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1409 MHz ,RF2 : 1409 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1460 MHz, ILO2 : 1460MHz , 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) : 1409 1409 1460 1460 51 51
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) :
C03 : Mechanical maintenace
S06 : GWB no fringe
C08 : No fringe in GSB and GWB

33. Note for Backup :

34. Start and End Time of Obs.(IST): 14 Jul 2020 05:00:00 - 14 Jul 2020 13:02:00

35. ONLINE Machine : Shivneri

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  	: 400.0000
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 2048
GPU_CHAN_NUM  	: 0:2047:1
GPU_STOKES  	: Full_Stokes
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 1460  1460
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: 38_030
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  	: 16
GPU_GAINEQ  	: OFF
GPU_TPA  	: From GWB GUI.
GPU_BITS  	: 4 Bits
GPU_FILRFI  	: RFI Filterring OFF
GPU_BEAM_S  	: OFF
--------------------------------------------------------------------------
05:00 : Started setup.
05:20 : Started scan on 3C147 for 10mins.
05:32 : Started command file
        /odisk/gtac/cmd/38_030/obs_14jul2020.cmd
10:41 : S03 taken for structural repairing.
10:36 : C01 automatically got ABC reset. 
10:50 : C01 started working.
12:34 : Stopped command file.
12:17 : W01 automatically got ABC reset. 
12:28 : W01 started working.
12:36 : started scan on 3C147 ~10min.
12:46 : Started scan on 3C138 ~10min.
13:02 : Stopped scan and observing session over.