GTAC Observation Log

1. Date : 20/09/2021
2. Observation Sr. No. : 13523
3. Observer : Kamlesh Rajpurohit, franco vazza, Matthias Hoeft, Annalisa Bonafede, Marisa Brienza, Reinout Johannes vanWeeren, Chiara Stuardi, Christopher John Riseley, Etienne Bonnassieux, Alexander Drabent, Arvind Singh Rajpurohit, Duy N. Hoang, Denis Wittor, Paola Dominguez Fernandez, Andrea Botteon, Marcus Bruggen, Francesca Loi
4. Observer\'s Email : kamlesh.rajpurohit@unibo.it, franco.vazza2@unibo.it, hoeft@tls-tautenburg.de, a.bonafede@ira.inaf.it, m.brienza@ira.inaf.it, rvweeren@strw.leidenuniv.nl, chiara.stuardi140@edu.unito.it, chris.riseley.astro@gmail.com, etienne.bonnassieux@unibo.it, alex@tls-tautenburg.de, arvindr@prl.res.in, hoang@hs.uni-hamburg.de, dwittor@hs.uni-hamburg.de, pdominguez@hs.uni-hamburg.de, botteon@strw.leidenuniv.nl, mbrueggen@hs.uni-hamburg.de, francesca.loi@inaf.it
5. Project Name : Is there any systematic difference between the spectral properties of double or single radio relics? 
6. Project Code : 40_006
7. Operator(s) : Pramod
8. Command File : /data1/gtac/cmd/40_006/20sep21/obs_1500.py
9. LTA File : /gwbifrdata2/20sep/40_006_20sep2021_gwb.lta
10. LogFlag File :  

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/TGC
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) : 306 306 255 255 51 51
30. Integration Time : 4.0265 Sec
31. No of Antennas Working(Fringing) at the beginning :26

32. Name of Non-Working Antennas (with reason for each) :
C03 : Mechanical Work.
S06 : Elevation Gear Box replacement.
C11 : Taken for Front End work.
E05 : Low fringe

33. Note for Backup :

34. Start and End Time of Obs.(IST): 20 Sep 2021 15:00:00 - 20 Sep 2021 21:00:00

35. ONLINE Machine : TGC

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

37. RFI Status :

38. Comments (During Observations) :

------------GWB Setting---------
GPU_MODE  	: Realtime
GPU_LTA  	: 4
GPU_ACQ_BW  	: 200.0000
GPU_FINAL_BW  	: 200
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 4096
GPU_CHAN_NUM  	: 0:4095:1
GPU_STOKES  	: Full_Stokes
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 500 500 
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: 40_006
GPU_CNTRL  	: ONLINE/TGC
GPU_FSTOP  	: ON
GPU_BEAM_1  	: OFF
GPU_BEAM_2  	: OFF
GPU_BEAM_3  	: OFF
GPU_BEAM_4  	: OFF
GPU_BM_INT  	: 8
GPU_GAINEQ  	: ON
GPU_TPA  	: From online/TGC tpa
GPU_BITS  	: 8 Bits
GPU_FILRFI  	: RFI Filterring OFF
GPU_BEAM_S  	: OFF
GPU_PFB  	: ON
GPU_PFB_TAPS  	: 4
GPU_BEAM_BIT  	: 16
GPU_VLT_BIT  	: 8
GPU_WALSH  	: OFF
GPU_ENV  	: RELEASED
--------------------------------
14:50 : Started set up.
15:06 : Started command file.
 \'/data1/gtac/cmd/40_006/20sep21/obs_1500.py\'
16:00 : C11 started working.
19:06 : E05 started fringing properly(Full fringe).
20:48 : Stopped command file.
20:51 : Started scan on 3C468.
21:00 : Stopped scan and observation session is over.