GTAC Observation Log 

1. Date : 29/7/2013
2. Observation Sr. No. : 6633
3. Observer : Subhashis Roy,David Alan Green,Sabyasachi Pal,Mayuresh Surnis,BHAL CHANDRA JOSHI
4. Observer's Email : roy@ncra.tifr.res.in,dag@mrao.cam.ac.uk,sabya@csp.res.in,msurnis@gmail.com,bcj@ncra.tifr.res.in
5. Project Name : Confirming candidate supernova remnants in the Galactic fourth quadrant with GMRT
6. Project Code : 24_044
7. Operator(s) : Pramod,Rupsingh,
8. Command File : /odisk/gtac/cmd/roy/24_044.29jul.gr2.cmd,/odisk/gtac/cmd/roy/24_044.29jul.gr1.cmd
9. LTA File : /gsbifrdata/29jul/24_044_29jul2013.lta,
10. LogFlag File : /odisk/online1/logflags/24_044.FLAGS.11,

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 14 dB, SA2 :  dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255 MHz , 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 Mode : Realtime 
15. GSB LTA : 8 
16. GSB CTRL : ONLINE 
17. GSB Fstop : ON 
18. GAIN EQ : ON 
19. Stokes : TotIntensity
20. Beam - 1 : IA
21. Beam - 2 : OFF
22. ACQ BW : 33.33 MHz
23. Final BW : 33.333333 MHz; Step # 0
24. Maximum Channels : 512 
25. Channel Numbers : 0:511:1 
26. LO5 -1  : 149.00 
27. LO5 -2  : 156.00 

28. Frequency Parameters (TPA) : 306 306 255 255 51 51.
29. Integration Time : 8.053056 Sec.
30. No of Antennas Working(Fringing) :29

31. Name of Non-Working Antennas (with reason for each) :
E05 : BLDC work.

32. Note for Backup :

33. Start and End Time of Obs.(IST): 18:30 - 02:00

34. ONLINE Machine : Shivneri

35. Comments (During Observations) :
IA GAC configuration 
All antenna except C04 and E05 (Total no. of antenna are 28)
----------------------------------------------------------------------------
18:20 : Started set up.
18:38 : Phasing and power equalised done on G9.0-0.1.
18:40 : Started  following command file.
        '/odisk/gtac/cmd/roy/24_044.29jul.gr2.cmd'
19:56 : Stopped command file and started next command file.
        '/odisk/gtac/cmd/roy/24_044.29jul.gr1.cmd'

01:10 : Started scan on 3C48 for 20mins.
01:30 : Observation stopped.