GTAC Observation Log 1. Date : 18/12/2015 2. Observation Sr. No. : 8260 3. Observer : Tracy Clarke, Scott W Randall, Reinout Johannes vanWeeren, Giacintucci Simona, Tony Mroczkowski, Huib T Intema 4. Observer's Email : tracy.clarke@nrl.navy.mil, srandall@cfa.harvard.edu, rvanweeren@cfa.harvard.edu, simona@astro.umd.edu, tony.mroczkowski@gmail.com, hintema@nrao.edu 5. Project Name : Deciphering the Nature of Fossil Particle Populations in Clusters 6. Project Code : 29_049 7. Operator(s) : Deepak, Pramod, Rupsing, Surender 8. Command File : /odisk/gtac/cmd/29_049/17dec15/obs_s5.cmd 9. LTA File : /gsbifrdata/17dec/29_049_17dec2015.lta.1, /gsbifrdata/17dec/29_049_17dec2015.lta 10. LogFlag File : /odisk/online1/logflags/29_049.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 : 255MHz , 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_shivneri 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 : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 306 306 255 255 51 51 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : W01 : Taken for BLDC C13 : Taken for CST painting. W06 : Low fringe at 175 pole. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 17 Dec 2015 18:00:00 - 18 Dec 2015 04:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : 17:30 : Started set up. 18:04 : Started scan on 3C48 for 12 min. 18:16 : Stopped scan and started command file. '/odisk/gtac/cmd/29_049/17dec15/obs_s5.cmd ' 22:30 : Stoped command file. 22:35 : Started scan on 3C48 for 12 min. 22:47 : Stopped scan and started new source set-up. 22:54 : Started scan on 3C147 for 12 min. 23:17 : Started command file. '/odisk/gtac/cmd/29_049/17dec15/obs_s2.cmd ' 03:41 : Stopped command file. 03:45 : Started scan on 3C286. 04:00 : Stopped scan and observing session is over.