GTAC Observation Log 

1. Date : 3/3/2014
2. Observation Sr. No. : 6986
3. Observer : Richard Shaw,Ue Li Pen,Liam Connor,Gregory Paciga,Hans Nguyen,Jayanta Roy,Yashwant Gupta,TirthankarRoy Choudhury,Jeff Peterson,Tabitha Christine Voytek,Tzu-Ching Chang,Yu-Wei Liao,Jon Sievers,María Montero-Castaño,Adrian Chi-Yan Liu,Steve Myers
4. Observer's Email : jrs65@cita.utoronto.ca,pen@cita.utoronto.ca,connor@astro.utoronto.ca,paciga@astro.utoronto.ca,hans.nguyen@utoronto.ca,jroy@ncra.tifr.res.in,ygupta@ncra.tifr.res.in,tirth@hri.res.in,jbp@cmu.edu,tcv@andrew.cmu.edu,tcchang@asiaa.sinica.edu.tw,ywliao@asiaa.sinica.edu.tw,sievers@cita.utoronto.ca,mmontero@astro.columbia.edu,acliu@mit.edu,smyers@nrao.edu
5. Project Name : The GMRT-EoR Project: Reinforcing the Ring
6. Project Code : 25_068
7. Operator(s) : Deepak,Rupsingh,Shilpa,
8. Command File : 
9. LTA File : /gsbifrdata/03mar//25_068_03mar2014.lta,
10. LogFlag File : /odisk/online1/logflags/25_068.FLAGS.1,

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 156 MHz ,RF2 : 156 MHz, SA1 : 14 dB, SA2 : 14 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 218 MHz, ILO2 : 218 MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 24+4 dB, 16 MHz,OFF, IF-CH2 : 24+4 dB, 16 MHz,OFF

GSB SETTINGS :

14. GSB Mode : Realtime 
15. GSB LTA : 8 
16. GSB CTRL : ONLINE 
17. GSB Fstop : ON 
18. GAIN EQ : OFF, 
19. Stokes : TotIntensity
20. Beam - 1 : OFF
21. Beam - 2 : OFF
22. ACQ BW : 16.67 MHz
23. Final BW : 16.666666 MHz; Step # 0
24. Maximum Channels : 256 
25. Channel Numbers : 0:255:1 
26. LO5 -1  : 138.00 
27. LO5 -2  : 167.00 

28. Frequency Parameters (TPA) : 156 156 218 218 62 62.
29. Integration Time :  Sec.
30. No of Antennas Working(Fringing) at the begining :27

31. Name of Non-Working Antennas (with reason for each) :
C14 : For painting.
E02 : No feed.
E03 : Strong RFI lines.
32. Note for Backup :

33. Start and End Time of Obs.(IST): 05:45 - 07:00

34. ONLINE Machine : Lenyadri

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

36. Comments (During Observations) :
18:20 : Power equilised on 3C147 @ 300counts.
18:23 : C14 released.
18:34 : C14 started working.
-----------------------------------------------------------------------------
Servo Data File : /odisk/servo/eor/25_068_03mar2014.dat
-----------------------------------------------------------------------------
        Noise source on, low cal, 25% duty cycle.
        Halted GSB.

19:40 : Tracking the crab pulsar B0531+21.
-----------------------------------------------------------------------------
# sub 2 # W01 W02 W04 W05 W06 E02 E04 E05 E06 S01 S02 S04 S06
ante 13 8 13 15 16 25 17 21 22 23 26 27 29 30
cp 0;defs 2;subar 2
-----------------------------------------------------------------------------
# sub 4 # C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 W03 E03 S03
ante 17 7 6 5 1 3 19 20 24 4 12 9 2 11 10 14 18 28
cp 0;defs 4;subar 4
-----------------------------------------------------------------------------

20:18 : Started step 2a.
20:50 : Started step 2b.
21:19 : Started step 2c.
21:46 : Started step 2d. 
22:14 : Started step 2e.
22:42 : Started step 2f.
23:13 : Started step 2g.
23:41 : Started step 2h.
00:16 : Started step 3 (Track on B0950+08 for 20min).
01:00 : Started step 4 (parked all antennas).
06:36 : Started step 5 (track pulsar B1919+21)
06:50 : Stopped antennas tracking and observation session over.