GTAC Observation Log 1. Date : 09/1/2014 2. Observation Sr. No. : 6893 3. Observer : Anna Scaife,Christopher John Riseley,Chris Hales 4. Observer's Email : a.scaife@soton.ac.uk,cr1g12@soton.ac.uk,chales@aoc.nrao.edu 5. Project Name : A spectral study of the Super-CLASS super-cluster source population 6. Project Code : 25_052 7. Operator(s) : Shilpa,Surender 8. Command File : /odisk/gtac/cmd/25_052/obs.cmd 9. LTA File : /gsbifrdata/09jan/25_052_09jan2014.lta,/gsbifrdata/10jan/25_052_10jan2014.lta, 10. LogFlag File : /odisk/online1/logflags/25_052.FLAGS.1,/odisk/online1/logflags/25_052.FLAGS, ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 dB, SA2 : 0 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 : 4+12 dB, 32 MHz,ON, IF-CH2 : 4+12 dB, 32 MHz,ON 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 : OFF 21. Beam - 2 : OFF 22. ACQ BW : 33.33 MHz 23. Final BW : 33.333333 MHz; Step # 0 24. Maximum Channels : 256 25. Channel Numbers : 0:255:1 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) at the begining :29 31. Name of Non-Working Antennas (with reason for each) : S02 : ABC time-out. 32. Note for Backup : 33. Start and End Time of Obs.(IST): 23:00 - 09:20 34. ONLINE Machine : Lenyadri 35. No of Antennas Working(Fringing) at the end :28 36. Comments (During Observations) : 23:00 : Started settings. 23:21 : Started scan on 3C48. 23:26 : MSEB power failed, so stopped scan. 23:32 : MSEB power resumed, restarted settings. Data file : /gsbifrdata/10jan/25_052_10jan2014.lta 00:07 : Started scan on 3C147. 00:22 : Stopped scan. 00:27 : '/odisk/gtac/cmd/25_052/obs.cmd' command file started. 01:33 : MSEB power failed, so stopped command file. 01:36 : W02 servo timeout. 01:57 : Started scan on 3C147 for checking the fringes. 02:02 : Stopped scan. 02:05 : Taken a phase cal 0949+662 for these scan only. 02:16 : Restarted command file. 03:05 : Stopped command file. Phase cal changed to 0949+662 and restarted command file. 06:47 : C09 ABC time-out. 07:27 : C09 started working. 09:00 : Stopped command file. 09:04 : Started scan on 3C286. 09:20 : Stopped scan and observing session is over.