GTAC Observation Log 1. Date : 21/7/2013 2. Observation Sr. No. : 6616 3. Observer : Danielle M. Nielsen,Eric Wilcots,Emily Freeland,Brian Morsony 4. Observer's Email : nielsen@astro.wisc.edu,ewilcots@astro.wisc.edu,freeland@physics.tamu.edu,morsony@astro.wisc.edu 5. Project Name : Characterizing the intragroup medium with bent double lobed radio galaxies 6. Project Code : 24_045 7. Operator(s) : Deepak,Pramod,Rupsingh,Surender 8. Command File : /odisk/gtac/cmd/24_045/obs.cmd 9. LTA File : /gsbifrdata/21jul/24_045_21jul2013.lta, 10. LogFlag File : /odisk/online1/logflags/24_045.FLAGS, ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 629 MHz ,RF2 : 253 MHz, SA1 : 0 dB, SA2 : dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 680 MHz, ILO2 : 304 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 : TotIntensity 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) : 629 253 680 304 51 51. 29. Integration Time : 16.106112 Sec. 30. No of Antennas Working(Fringing) :28 31. Name of Non-Working Antennas (with reason for each) : E05 : BLDC. C10 : No feed for 235MHz. 32. Note for Backup : 33. Start and End Time of Obs.(IST): 10:55 - 18:21 34. ONLINE Machine : Shivneri 35. Comments (During Observations) : 10:55 : Started set-up. 11:05 : Started scan on 3C147 for ~ 16.1061 min. 11:24 : Started command file. '/odisk/gtac/cmd/24_045/obs.cmd' 18:00 : Stopped command file. 18:06 : Started scan on 3C286. 18:21 : Stopped scan on 3C286 and observation session is over.