GTAC Observation Log

1. Date : 26/07/2014
2. Observation Sr. No. : 7251
3. Observer : Aritra Basu, Sambit Roychowdhury, Narendranath Patra
4. Observer's Email : aritra@ncra.tifr.res.in, sambit@ncra.tifr.res.in, narendra@ncra.tifr.res.in
5. Project Name : The resolved radio--FIR correlation in dwarf irregular galaxies
6. Project Code : 26_026
7. Operator(s) : Deepak, Navnath, Nilesh, Pramod, Surender
8. Command File : /odisk/gtac/cmd/narendra/26_jul_14/26_026_26jul14_2.cmd
9. LTA File : /gsbifrdata/26jul/26_026_26jul2014.lta.1,/gsbifrdata/26jul/26_026_26jul2014.lta
10. LogFlag File : /odisk/online1/logflags/26_026.FLAGS

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1371 MHz ,RF2 : 1371 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1320 MHz, ILO2 : 1320MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 32 MHz,ON, IF-CH2 : 4+14 dB, 32 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 : 33.333333 MHz
24. Final BW : 33.333333 MHz; Step # 0
25. Maximum Channels : 256
26. Channel Numbers : 0:255:1
27. LO5 -1  : 149
28. LO5 -2  : 156

29. Frequency Parameters (TPA) : 1371 1371 1320 1320 51 51
30. Integration Time : 4.0265 Sec
31. No of Antennas Working(Fringing) at the beginning :27

32. Name of Non-Working Antennas (with reason for each) :
C09 :  MCM 5 time out.
W05 :  Maintenance.
C12 :  Intermittent Servo time-out.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 26 Jul 2014 02:00:00 - 26 Jul 2014 23:00:00

35. ONLINE Machine : Shivneri

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

37. Comments (During Observations) :
02:14 : Started scan on 3C48 .
02:40 : In scan #1 last 5 records are bad.
03:00 : Started command file.
06:45 : C12 Intermittent Servo time-out.
11:19 : Stopped command file.
11:23 : Started scan on 3C147 for 15min.
11:45 : Started pointing.
12:25 : Pointing done.
12:30 : Started scan on 3C147 for 5min.
12:37 : Started scan on 3C286. C12 antenna started working.
12:50 : Stopped scan and Started command file.
/odisk/gtac/cmd/narendra/26_jul_14/26_026_26jul14_2.cmd'
22:23 : Stopped command file. 
22:24 : Started scan on 3C286. 
23:00 : Stopped scan and observation session is over.