GTAC Observation Log 1. Date : 02/10/2016 2. Observation Sr. No. : 8924 3. Observer : Rajeshwari Dutta, Neeraj Gupta, Raghunathan Srianand, Ravi Joshi 4. Observer's Email : rdutta@iucaa.ernet.in, ngupta@iucaa.ernet.in, anand@iucaa.ernet.in, physistravi@gmail.com 5. Project Name : HI 21-cm absorption from strong MgII systems 6. Project Code : 30_032 7. Operator(s) : Rupsing, Sachin, Surender 8. Command File : /odisk/gtac/cmd/30_032/02oct16/obs.cmd 9. LTA File : /gsbifrdata/02oct/30_032_02oct2016.lta 10. LogFlag File : /odisk/online1/logflags/30_032.FLAGS.5 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1023.2034 MHz ,RF2 : 1023.2034 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 960 MHz, ILO2 : 960MHz , IVLO1 : 63.2034 MHz, IVLO2 : 63.2034 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 6 MHz,ON, IF-CH2 : 4+12 dB, 6 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 : 136.7966 28. LO5 -2 : 168.2034 29. Frequency Parameters (TPA) : 1023.2034 1023.2034 960 960 63.2034 63.2034 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) : C05 : BLDC work. C09 : BLDC work. C06 : Frequently applying azimuth brakes. W05 : Not releasing brakes. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 02 Oct 2016 03:00:00 - 02 Oct 2016 11:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :26 37. Comments (During Observations) : 03:11 : Started scan on 3C147. 03:25 : Stopped scan. 03:28 : Started command file. 10:45 : Stopped command file. 10:50 : Started scan on 3C147. 11:00 : Stopped scan and observing session over.