GTAC Observation Log 1. Date : 5/11/2013 2. Observation Sr. No. : 6768 3. Observer : Paula Benaglia,Michael de Becker,C.H. IshwaraChandra 4. Observer's Email : pbenaglia@fcaglp.unlp.edu.ar,debecker@astro.ulg.ac.be,ishwar@ncra.tifr.res.in 5. Project Name : Investigating O-type particle-accelerating colliding-wind binaries in the Cygnus region 6. Project Code : 25_026 7. Operator(s) : Navanath,Nilesh,Rupsingh, 8. Command File : /odisk/gtac/cmd/ishwar/25_026/cygfield.cmd 9. LTA File : /gsbifrdata/05nov/25_026_05nov2013_4s.lta, 10. LogFlag File : /odisk/online1/logflags/25_026.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 : 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) : 306 306 255 255 51 51. 29. Integration Time : 4.026528 Sec. 30. No of Antennas Working(Fringing) at the begining :30 31. Name of Non-Working Antennas (with reason for each) : -- 32. Note for Backup : 33. Start and End Time of Obs.(IST): 17:45 - 00:03 34. ONLINE Machine : Shivneri 35. No of Antennas Working(Fringing) at the end :28 36. Comments (During Observations) : 17:51 : Started scan on 3C48. 18:06 : Stopped scan. 18:09 : Command file started. 18:10 : E04 no fringe @130. 18:10 : S03 servo problem. 23:42 : stopped command file (source set). 23:44 : started scan on 2038+513 for ~5min. 23:53 : started scan on 3c48 for 10 min. 00:03 : Stopped scan and closed observation session.