GTAC Observation Log 1. Date : 19/06/2016 2. Observation Sr. No. : 8667 3. Observer : Neeraj Gupta, Raghunathan Srianand, Rajeshwari Dutta, Patrick Petitjean, Pasquier Noterdaeme 4. Observer's Email : ngupta@iucaa.in, anand@iucaa.in, rdutta@iucaa.in, ppetitje@iap.fr, noterdaeme@iap.fr 5. Project Name : Search for HI 21-cm absorption in outer disks/halos of Local Volume Galaxies 6. Project Code : 30_071 7. Operator(s) : Rupsing, Sachin, Surender 8. Command File : /odisk/gtac/cmd/30_071/19jun16/obs.cmd 9. LTA File : /gsbifrdata/19jun/30_071_19jun2016.lta 10. LogFlag File : /odisk/online1/logflags/30_071.FLAGS.5 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1413.9501 MHz ,RF2 : 1413.9501 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1350 MHz, ILO2 : 1350MHz , IVLO1 : 63.9501 MHz, IVLO2 : 63.9501 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 16 MHz,ON, IF-CH2 : 4+12 dB, 16 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 : 136.0499 28. LO5 -2 : 168.9501 29. Frequency Parameters (TPA) : 1413.9501 1413.9501 1350 1350 63.9501 63.9501 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) : C11 : structural repair C12 : BLDC 33. Note for Backup : 34. Start and End Time of Obs.(IST): 19 Jun 2016 00:00:00 - 19 Jun 2016 08:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 00:03 : Started scan on 3C286. 00:16 : Stopped scan. 00:22 : Started command file. 07:01 : Stopped command file(source below horizon). 07:08 : Started scan on 3C48. 08:00 : Stopped scan and observing session is over.