GTAC Observation Log

1. Date : 04/09/2017
2. Observation Sr. No. : 9725
3. Observer : Peter Kamphuis, Koshy George, O.Ivy Wong, Chandreyee Sengupta, Gyula I.G. Józsa, Kevin Schawinski
4. Observer's Email : peterkamphuisastronomy@gmail.com, koshy@iiap.res.in, ivy.wong@uwa.edu.au, sengupta.chandreyee@gmail.com, gigjozsast@gmail.com, kevin.schawinski@phys.ethz.ch
5. Project Name : Probing the cause of rapid star formation changes in early type galaxies
6. Project Code : 32_042
7. Operator(s) : Deepak, Nilesh, Pramod, Shilpa, Surender
8. Command File : /odisk/gtac/cmd/32_042/obs_j1352\+08.cmd
9. LTA File : /gsbifrdata1/04sep/32_042_04sep2017.lta
10. LogFlag File : /odisk/online1/logflags/PNTG.FLAGS.2483

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1361 MHz ,RF2 : 1361 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1300 MHz, ILO2 : 1300MHz , IVLO1 : 61 MHz, IVLO2 : 61 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 16 MHz,ON, IF-CH2 : 4+14 dB, 16 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 : 16.666666 MHz
24. Final BW : 0 MHz; Step # 0
25. Maximum Channels : 512
26. Channel Numbers : 0:511:1
27. LO5 -1  : 139
28. LO5 -2  : 166

29. Frequency Parameters (TPA) : 1361 1361 1300 1300 61 61
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :30

32. Name of Non-Working Antennas (with reason for each) :

33. Note for Backup :

34. Start and End Time of Obs.(IST): 04 Sep 2017 09:50:00 - 04 Sep 2017 20:00:00

35. ONLINE Machine : Shivneri

36. No of Antennas Working(Fringing) at the end :30

37. Comments (During Observations) :
09:45 : Started settings.

10:08 : Started scan on 3C147.
10:26 : Stopped scan.

10:31 : '/odisk/gtac/cmd/32_042/obs_j1352+08.cmd' command file started.
16:00 : C13 applied brakes.
From 17:00 to 20:00 : No fringe to 130 pol for following antennas.
C00,C01,C02,C03,C09,C10,C11,C12 

18:00 : C13 Started working.
19:41 : Stopped command file.
19:43 : Started scan on 3C286.
20:00 : Stopped scan and observation session is over.
Note : From 19:43 to 20:00 : Scintillation observed on 3C286.