GTAC Observation Log

1. Date : 31/07/2014
2. Observation Sr. No. : 7260
3. Observer : Bhaswati Bhattacharyya, Jayanta Roy, Yashwant Gupta, Dipankar Bhattacharya, Elizabeth Ferrara
4. Observer's Email : bhaswati@ncra.tifr.res.in, jroy@ncra.tifr.res.in, ygupta@ncra.tifr.res.in, dipankar@iucaa.ernet.in, elizabeth.c.ferrara@nasa.gov
5. Project Name : Search for millisecond radio pulsations within the error boxes of Fermi LAT unassociated sources
6. Project Code : 26_035
7. Operator(s) : Rupsing
8. Command File :     
9. LTA File : /gsbifrdata/31jul/26_035_31jul2014.lta.2,/gsbifrdata/31jul/26_035_31jul2014.lta.1,/gsbifrdata/31jul/26_035_31jul2014.lta
10. LogFlag File : /odisk/online1/logflags/26_035.FLAGS.8\r\n/odisk/online1/logflags/26_035.FLAGS.7\r\n/odisk/online1/logflags/26_035.FLAGS.6\r\n/odisk/online1/logflags/26_035.FLAGS.5

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 : 24+4 dB, 32 MHz,OFF, IF-CH2 : 24+4 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 : OFF
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 # 0
25. Maximum Channels : 512
26. Channel Numbers : 0:511:1
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 :26

32. Name of Non-Working Antennas (with reason for each) :
C04 : Servo problem.
C09 : No fringe.
W01 : MCM-5 time out.
W05 : BLDC.
33. Note for Backup :

34. Start and End Time of Obs.(IST): 31 Jul 2014 17:30:00 - 31 Jul 2014 23:00:00

35. ONLINE Machine : Shivneri

36. No of Antennas Working(Fringing) at the end :25

37. Comments (During Observations) :
17:30 : Mode PA,PA
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17:35 : Started power eq. ad phasing on 1154-350
17:50 : Phase is not showing proper due to RFI.
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18:00 : Mode : IA only
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18:06 : Started command file
        '/odisk/gtac/cmd/jroy/26_035.31jul.cmd'
20:00 : Stopped command file
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20:05 : Mode:IA,PA

20:07 : Started command file
        '/odisk/gtac/cmd/jroy/26_035.31jul.1.cmd'

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20:47 : C14 servo problem(VBs flags).
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23:00 : Command file stopped and observation session over.