GTAC Observation Log 1. Date : 04/09/2016 2. Observation Sr. No. : 8871 3. Observer : Roger Paul Deane, Ian Heywood, Danail Obreschkow, Sandeep K. Sirothia 4. Observer's Email : r.deane@ru.ac.za, ian.heywood@csiro.au, danail.obreschkow@gmail.com, sirothia@ncra.tifr.res.in 5. Project Name : The HI cosmic distance record through strong gravitational lensing 6. Project Code : 30_066 7. Operator(s) : Sachin, Surender 8. Command File : /odisk/gtac/cmd/30_066/04sep16/obs.cmd 9. LTA File : /gsbifrdata/04sep/30_066_04sep2016_2s.lta, /gsbifrdata/04sep/30_066_04sep2016.lta 10. LogFlag File : /odisk/online1/logflags/30_066.FLAGS.3 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1007 MHz ,RF2 : 1007 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 945 MHz, ILO2 : 945MHz , IVLO1 : 62 MHz, IVLO2 : 62 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 : 16.666666 MHz 24. Final BW : 4 MHz; Step # 1 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 138 28. LO5 -2 : 167 29. Frequency Parameters (TPA) : 1007 1007 945 945 62 62 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :29 32. Name of Non-Working Antennas (with reason for each) : C13 : :130 no fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 04 Sep 2016 07:00:00 - 04 Sep 2016 12:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :30 37. Comments (During Observations) : 07:00 : Started set-up. 07:13 : Started scan on 3C147. 08:51 : Started command file. 11:43 : Stopped command file. 11:46 : Started scan on 3C286. 11:46 : C13 released for observation. 12:00 : Stopped scan and observing session over.