GTAC Observation Log 1. Date : 24/09/2015 2. Observation Sr. No. : 8087 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 : 28_075 7. Operator(s) : Navnath, Pramod 8. Command File : /odisk/gtac/cmd/poonam/28_075/obs_24sep15.cmd 9. LTA File : /gsbifrdata/24sep/28_075_24sep2015.lta 10. LogFlag File : /odisk/online1/logflags/28_075.FLAGS.9 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , 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 : Full_Stokes 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) : 591 591 540 540 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C00 : Electrical problem. S02 : Taken for BLDC. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 24 Sep 2015 20:00:00 - 24 Sep 2015 22:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 19:40 : Started set up. 19:47 : Started scan on 3C468.1 for 13 min. 20:00 : Started command file. /odisk/gtac/cmd/poonam/28_075/obs_24sep15.cmd 22:36 : Stopped command file. 22:43 : Started scan on 3C48. 23:00 : Stopped scan and observation session is over.