GTAC Observation Log 1. Date : 31/10/2013 2. Observation Sr. No. : 6761 3. Observer : Poonam Chandra,Wade,Stanley Peter Owocki,Jason H Grunhut,Mary Oksala,Veronique Petit,Sundqvist,ud-Doula 4. Observer's Email : poonam@ncra.tifr.res.in,marmottecam@yahoo.ca,owocki@udel.edu,jason.grunhut@gmail.com,meo@udel.edu,Vpetit@udel.edu,mail@jonsundqvist.com,auu4@psu.edu 5. Project Name : Low-frequency emission characteristics of the radio magnetospheres of OB stars 6. Project Code : 25_083 7. Operator(s) : Pramod,Rupsingh,Sachin,Shilpa,Surender 8. Command File : /odisk/gtac/cmd/poonam/31oct/s1-s3-s9obs.cmd 9. LTA File : /gsbifrdata/31oct/25_083_31oct2013.lta, 10. LogFlag File : /odisk/online1/logflags/25_083.FLAGS.2, 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 : 1320 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 : FullStokes 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) : 1371 1371 1320 1320 51 51. 29. Integration Time : 16.106112 Sec. 30. No of Antennas Working(Fringing) at the begining :29 31. Name of Non-Working Antennas (with reason for each) : C04 : 130pol low fringe. W06 : Low fringe. 32. Note for Backup : 33. Start and End Time of Obs.(IST): 22:45 - 07:00 34. ONLINE Machine : Shivneri 35. No of Antennas Working(Fringing) at the end :29 36. Comments (During Observations) : 22:45 : Started settings. 23:03 : Started scan on 3C48. 23:28 : Stopped scan. 23:32 : '/odisk/gtac/cmd/poonam/31oct/s1-s3-s9obs.cmd' command file started. 03:10 : Noticed that command file stopped automatically at 01:45. Restarted command file by putting end at the last line of the command file. 08:00 : Stopped command file. 08:08 : Started scan on 3C286. 08:21 : Stopped scan and observing session is over.