GTAC Observation Log 1. Date : 18/07/2015 2. Observation Sr. No. : 7924 3. Observer : Katinka Gereb, Barbara Catinella, Luca Cortese 4. Observer's Email : kgereb@swin.edu.au, bcatinella@swin.edu.au, lcortese@swin.edu.au 5. Project Name : HI mapping of unusually gas-rich galaxies: looking for signs of accretion 6. Project Code : 28_026 7. Operator(s) : Nilesh, Surender 8. Command File : /odisk/gtac/cmd/28_026/17jul2015/obs_17jul15.cmd 9. LTA File : /gsbifrdata1/17jul/28_026_17jul2015.lta 10. LogFlag File : /odisk/online1/logflags/28_026.FLAGS.2\r,/odisk/online1/logflags/28_026.FLAGS.1 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1362 MHz ,RF2 : 1362 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1300 MHz, ILO2 : 1300MHz , 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 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 : 16.666666 MHz; Step # 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 138 28. LO5 -2 : 167 29. Frequency Parameters (TPA) : 1362 1362 1300 1300 62 62 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 : BLDC Work. W04 : No fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 17 Jul 2015 23:00:00 - 18 Jul 2015 08:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 23:00 : Started set-up. 23:09 : Started scan on 3C286. 23:24 : Stopped scan. 23:31 : Started command file. 07:35 : Stopped command file. 07:36 : Started scan on phase cal for 7 min. 07:45 : Started scan on 3c147 for ~ 15 min. 08:00 : Closed observation.