GTAC Observation Log 1. Date : 09/01/2015 2. Observation Sr. No. : 7547 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 : 27_048 7. Operator(s) : Navnath, Shilpa, Surender 8. Command File : /odisk/gtac/cmd/poonam/jan09_2015/obs1.cmd,/odisk/gtac/cmd/poonam/jan09_2015/obs2.cmd,, 9. LTA File : /gsbifrdata/09jan/27_048_09jan2015.lta.1,/gsbifrdata/09jan/27_048_09jan2015.lta 10. LogFlag File : /odisk/online1/logflags/27_048.FLAGS.10 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 # 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 : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : E04 : BLDC Work W04 : Mechanical Work W01 : Feed jam. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 09 Jan 2015 02:00:00 - 09 Jan 2015 09:25:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : 02:00 : Started setup. 02:02 : Started scan on 3C147 for 10min. 02:17 : Started cmd file. /odisk/gtac/cmd/poonam/jan09_2015/obs1.cmd 06:17 : Started scan on 3C286 for 10min 06:37 : Started cmd file. /odisk/gtac/cmd/poonam/jan09_2015/obs2.cmd 09:00 : Stopped command file. 09:02 : C10,C14,S01 abc timeout. 09:04 : Started scan on 3C286. 09:14 : C10 and C14 started working. 09:16 : S01 started working. 09:25 : Stopped scan and observing session is over.