GTAC Observation Log

1. Date : 15/06/2015
2. Observation Sr. No. : 7846
3. Observer : Emmanouil Papastergis, Elizabeth A.K. Adams, J.M. vanderHulst, Riccardo Giovanelli, Martha P Haynes, Jayaram Narayanan Chengalur, Gregory Hallenbeck
4. Observer's Email : papastergis@astro.rug.nl, betsey@astro.cornell.edu, vdhulst@astro.rug.nl, riccardo@astro.cornell.edu, haynes@astro.cornell.edu, chengalur@ncra.tifr.res.in, ghallenbeck@astro.cornell.edu
5. Project Name : %latex% An accurate measurement of the Baryonic Tully-Fisher Relation with very gas-dominated galaxies ($M_{gas}/M_\\ast \\gtrsim 3$)
6. Project Code : 28_025
7. Operator(s) : Deepak, Rupsing
8. Command File : /odisk/gtac/cmd/28_025/obs_13jun15.cmd
9. LTA File : /gsbifrdata/15jun/28_025_15jun2015.lta
10. LogFlag File : /odisk/online1/logflags/28_025.FLAGS.1

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1401.5501 MHz ,RF2 : 1401.5501 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1340 MHz, ILO2 : 1340MHz , IVLO1 : 61.5501 MHz, IVLO2 : 61.5501 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 16 MHz,ON, IF-CH2 : 4+12 dB, 16 MHz,ON

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 : OFF
22. Beam - 2 : OFF
23. ACQ BW : 16.666666 MHz
24. Final BW : 4 MHz; Step # 1
25. Maximum Channels : 512
26. Channel Numbers : 0:511:1
27. LO5 -1  : 138.4499
28. LO5 -2  : 166.5501

29. Frequency Parameters (TPA) : 1401.5501 1401.5501 1340 1340 61.5501 61.5501
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :28

32. Name of Non-Working Antennas (with reason for each) :
C05 : Servo problem.
C10 : Maintenance.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 15 Jun 2015 17:00:00 - 15 Jun 2015 23:00:00

35. ONLINE Machine : Shivneri

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

37. Comments (During Observations) :
17:00 : High wind
18:01 : Wind normal
---------------------------------------------------------------------------
18:06 : Started scan on 3C147.
18:20 : Stopped scan.
18:26 : Started command file
19:01 : E04 servo problem.
22:41 : Stopped command file.
22:45 : Started scan on 3C286.
23:00 : Stopped scan and observation session over.