GTAC Observation Log 1. Date : 05/06/2018 2. Observation Sr. No. : 10313 3. Observer : Biny Sebastian 4. Observer's Email : biny@ncra.tifr.res.in 5. Project Name : Searching for the radio counterpart of the most ultraluminous quasar at z = 4.75 6. Project Code : DDTC009 7. Operator(s) : Navnath 8. Command File : /odisk/gtac/cmd/ddtc009/5jun/s1/obs.txt 9. LTA File : /gsbifrdata1/05jun/ddtc009_05jun2018_gsb.lta.1, /gsbifrdata1/05jun/ddtc009_05jun2018_gsb.lta 10. LogFlag File : /odisk/online1/logflags/DDTC009.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1454 MHz ,RF2 : 1454 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1505 MHz, ILO2 : 1505MHz , 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) : 1454 1454 1505 1505 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : E03 : : Servo problem. W01 : : Servo problem. W06 : : Not Tracking in AZ axis. S01 : : Low fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 05 Jun 2018 05:00:00 - 05 Jun 2018 07:35:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : GWB : Not Working due to electrical problem in GWB UPS1 power tripeed. ---------------------------------------------------------------------- 05:10:15 : Started scan on 3C48 for ~ 10.2005 min. 05:22:00 : Started cmd file. /odisk/gtac/cmd/ddtc009/5jun/s1/obs.txt 05:25:28 : Started scan on 2219-279 for ~ 4.5634 min. 05:31:24 : Started scan on J2157-36 for ~ 29.7963 min. 06:02:29 : Started scan on 2219-279 for ~ 4.83183 min. 06:08:21 : Started scan on J2157-36 for ~ 29.7963 min. 06:39:17 : Started scan on 2219-279 for ~ 4.83183 min. 06:45:06 : Started scan on J2157-36 for ~ 24.1592 min. 07:11:38 : Started scan on 2219-279 for ~ 3.22122 min. 07:24:42 : Started scan on 3C48 for ~ 9.9321 min. 07:35:00 : Stopped scan and observing sesion over.