GTAC Observation Log 1. Date : 05/09/2016 2. Observation Sr. No. : 8874 3. Observer : Nissim Kanekar, Jayaram Narayanan Chengalur, Jason X. Prochaska 4. Observer's Email : nkanekar@ncra.tifr.res.in, chengalur@ncra.tifr.res.in, xavier@ucolick.org 5. Project Name : %latex% The Spin Temperature of High-Redshift Damped Lyman-$\\\\\\\\alpha$ systems 6. Project Code : 30_068 7. Operator(s) : Deepak, Shilpa 8. Command File : /odisk/gtac/cmd/nissim/0149\+335.cmd,, /odisk/gtac/cmd/nissim/0528-250.cmd 9. LTA File : /gsbifrdata/05sep/30_068_05sep2016.lta.1, /gsbifrdata/05sep/30_068_05sep2016.lta 10. LogFlag File : /odisk/online1/logflags/30_068.FLAGS.25 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 457.3 MHz ,RF2 : 457.3 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 520 MHz, ILO2 : 520MHz , IVLO1 : 62.7 MHz, IVLO2 : 62.7 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 16 MHz,ON, IF-CH2 : 4+14 dB, 16 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 : 16.666666 MHz 24. Final BW : 2 MHz; Step # 2 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 137.3 28. LO5 -2 : 167.7 29. Frequency Parameters (TPA) : 457.3 457.3 520 520 62.7 62.7 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) : C14,E04,S03,W03 : No cone-dipole feed. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 05 Sep 2016 00:00:00 - 05 Sep 2016 06:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :26 37. Comments (During Observations) : 00:00 : Started settings. 00:17 : '/odisk/gtac/cmd/nissim/0149+335.cmd' command file started. 02:52 : Stopped command file. 02:57 : '/odisk/gtac/cmd/nissim/0528-250.cmd' command file started. 06:00 : Stopped command file and observing session over.