GTAC Observation Log

1. Date : 31/03/2015
2. Observation Sr. No. : 7716
3. Observer : Gabriela Castelletti, Elsa Giacani, BHAL CHANDRA JOSHI, Jorge Leonardo Supán, Mayuresh Surnis
4. Observer's Email : gcastell@iafe.uba.ar, egiacani@iafe.uba.ar, bcj@ncra.tifr.res.in, lsupan@iafe.uba.ar, mpsurnis@ncra.tifr.res.in
5. Project Name : A low frequency view of the gamma-ray SNR G353.6-0.7/HESS J1731-347 system
6. Project Code : 27_028
7. Operator(s) : Deepak, Manisha
8. Command File : /odisk/gtac/cmd/bcj/27_051_310315.cmd 
9. LTA File : /gsbifrdata1/31mar/27_028_31mar2015.lta
10. LogFlag File : /odisk/online1/logflags/27_028.FLAGS.9

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1371 MHz ,RF2 : 1371 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1320 MHz, ILO2 : 1320MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 32 MHz,OFF, IF-CH2 : 4+14 dB, 32 MHz,OFF

GSB SETTINGS :

14. GSB Host : gsbm1
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 : IA
22. Beam - 2 : PA
23. ACQ BW : 33.333333 MHz
24. Final BW : 33.333333 MHz; Step # 
25. Maximum Channels : 512
26. Channel Numbers : 0:511:1
27. LO5 -1  : 149
28. LO5 -2  : 156

29. Frequency Parameters (TPA) : 1371 1371 1320 1320 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) :
W06 : Feed cage painting.
W04 : : maintenance
E06 : ABC timeout, high temperature.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 31 Mar 2015 04:00:00 - 31 Mar 2015 07:00:00

35. ONLINE Machine : Shivneri

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

37. Comments (During Observations) :
04:00 : Started setup.
04:25 : Started command file.
07:15:22 : stopped das & observation session.