GTAC Observation Log 1. Date : 26/11/2014 2. Observation Sr. No. : 7447 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) : Nilesh, Rupsing 8. Command File : /odisk/gtac/cmd/27_048/25nov_obs.cmd 9. LTA File : /gsbifrdata/25nov/27_048_25nov2014.lta 10. LogFlag File : /odisk/online1/logflags/27_048.FLAGS.8 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+12 dB, 32 MHz,ON, IF-CH2 : 4+12 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 :26 32. Name of Non-Working Antennas (with reason for each) : C09 : Servo problem. W02 : PC104. W04 : Low fringe. W06 : MCM:-2,3,5,10 time out. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 25 Nov 2014 20:30:00 - 26 Nov 2014 06:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :26 37. Comments (During Observations) : 20:33 : Started scan on 3C48. 20:48 : Stopped scan. 20:52 : Started command file. 22:09 : C05 Servo problem. 06:00 : Stopped command file. 06:02 : Started scan on 3c147 for ~ 20min. 06:41 : Stopped scan and observation closed.