GTAC Observation Log 1. Date : 28/10/2017 2. Observation Sr. No. : 9814 3. Observer : Dale A Frail, Thomas W Jones, Soumyajit Mandal, Huib T Intema, Andrea Botteon, Francesco deGasperin, Reinout Johannes vanWeeren, Huub Rottgering, Shimwell, Gianfranco Brunetti, Preshanth Jagannathan, Mooley 4. Observer's Email : dfrail@nrao.edu, twj@astro.umn.edu, mandal@strw.leidenuniv.nl, intema@strw.leidenuniv.nl, botteon@ira.inaf.it, astro@voo.it, rvanweeren@cfa.harvard.edu, rottgering@strw.leidenuniv.nl, shimwell@strw.leidenuniv.nl, brunetti@ira.inaf.it, preshanth@ras.ucalgary.ca, kunal.mooley@physics.ox.ac.uk 5. Project Name : Study of Re-acceleration Mechanisms with Ultra Steep Spectrum Sources in Galaxy Clusters from TGSS-ADR 6. Project Code : 33_014 7. Operator(s) : Deepak, Navnath, Rupsing, Shilpa 8. Command File : /odisk/gtac/cmd/33_014/obs_1.cmd,, /odisk/gtac/cmd/33_014/obs_2.cmd 9. LTA File : /gsbifrdata1/27oct/33_014_27oct2017.lta 10. LogFlag File : /odisk/online1/logflags/33_041.FLAGS.3 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , 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 : 0 MHz; Step # 0 25. Maximum Channels : 256 26. Channel Numbers : 0:255:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 591 591 540 540 51 51 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :25 32. Name of Non-Working Antennas (with reason for each) : C00 : Mechanical work. C14 : For painting. E05 : ABC timeout. E03 : Low fringe. C05 : Low fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 27 Oct 2017 15:00:00 - 28 Oct 2017 00:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 15:00 : Started settings. 15:10 : Started scan on 3C286 for 15min. 15:35 : E05 started working. 15:35 : '/odisk/gtac/cmd/33_014/obs_1.cmd' command file started. 17:36 : C00 and C14 started working. 19:32 : Stopped command file. 19:41 : '/odisk/gtac/cmd/33_014/obs_2.cmd' command file started. 23:41 : Stopped command file. 23:45 : Started scan on 3C48 00:00 : Stopped scan and observation over.