GTAC Observation Log 1. Date : 28/7/2012 2. Observation Sr. No. : 6059 3. Observer : Alak Ray 4. Observer's Email : nyadav@tifr.res.in,sayan@tifr.res.in,akr@tifr.res.in 5. Project Name : GRB110328A 6. Project Code : 22_068 7. Operator(s) : Deepak, Rupsingh, Santaji, Shilpa 8. Command File : /odisk/gtac/cmd/sayan/grb110328a/obs.cmd 9. LTA File : /gsbifrdata/28jul/22_068_28jul2012.lta 10. LogFlag File : /odisk/online1/logflags/22_068.FLAGS.3 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1261 MHz ,RF2 : 1261 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1210 MHz, ILO2 : 1210 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. GAIN EQ : ON 17. Stokes : Total_Intensity 18. Beam - 1 : OFF 19. Beam - 2 : OFF 20. ACQ BW : 32 MHz 21. Maximum Channels : 256 22. IFBW (MHz) : LO5 (KHz) : 32:149000-156000 23. Final Bandwidth (MHz): OFF MHz; Step # 0 24. Frequency Parameters (TPA) : 1261 1261 1210 1210 51 51. 25. Integration Time : 16.106 Sec. 26. No of Antennas Working(Fringing) :28 27. Name of Non-Working Antennas (with reason for each) : C14 - BLDC work. W02 - servo problem. 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 18:30 - 02:04 30. ONLINE Machine : Shivneri 31. Comments (During Observations) : 18:30 : Setup started. 18:37 : Scan started on 3C286. 19:01 : Command file started. 22:30 : C13 ABC reset. 23:06 : C13 started working. 01:40 : Stopped command file. C13 servo problem. 01:44 : Scan no.21 bad. 01:47 : Started scan on 3C48. 02:04 : Stopped scan and observing session over.