GTAC Observation Log 1. Date : 21/12/2015 2. Observation Sr. No. : 8270 3. Observer : Rocco Coppejans, sjoert vanvelzen, David Cseh, Sandor Frey, Cornelia Mueller, Wendy Williams, Heino Falcke, Elmar Koerding 4. Observer's Email : rocco.coppejans@gmail.com, s.vanvelzen@astro.ru.nl, d.cseh@astro.ru.nl, frey@sgo.fomi.hu, cornelia.mueller@astro.uni-wuerzburg.de, wwilliams@strw.leidenuniv.nl, h.falcke@astro.ru.nl, elmar@koerding.eu 5. Project Name : Low-frequency spectral turnovers of high-redshift AGN. 6. Project Code : 29_007 7. Operator(s) : Nilesh, Sachin, Surender 8. Command File : /odisk/gtac/cmd/29_007/21dec15/obs.cmd 9. LTA File : /gsbifrdata1/21dec/29_007_21dec2015.lta 10. LogFlag File : /odisk/online1/logflags/29_007.FLAGS.7, /odisk/online1/logflags/29_007.FLAGS.6 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 : 256 26. Channel Numbers : 0:255:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 306 306 255 255 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C13 : : CST Painting W01 : : BLDC Work 33. Note for Backup : 34. Start and End Time of Obs.(IST): 21 Dec 2015 05:25:00 - 21 Dec 2015 09:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 05:30 : Started set-up. 05:36 : Started command file. 08:58 : Stopped command file, and observation over.