GTAC Observation Log 1. Date : 17/06/2015 2. Observation Sr. No. : 7849 3. Observer : John Michael Cannon, Stephen Pardy, Göran Östlin, Emily Freeland, Matthew Hayes, Lucia Guaita, Daniel Kunth, Peter Laursen, Jens Melinder, Ivana Orlitova, Hector Oti-Floranes, Johannes Puschnig, Thøger Emil Rivera-Thorsen, Andreas Sandberg, Daniel Schaerer, Anne Verhamme 4. Observer's Email : jcannon@macalester.edu, spardy@astro.wisc.edu, ostlin@astro.su.se, emily@astro.su.se, matthew@astro.su.se, lguai@astro.su.se, kunth@iap.fr, pela@dark-cosmology.dk, jens@astro.su.se, ivana.orlitova@unige.ch, h.oti@crya.unam.mx, johannes.puschnig@astro.su.se, trive@astro.su.se, sandberg@astro.su.se, daniel.schaerer@unige.ch, anne.verhamme@unige.ch 5. Project Name : Neutral Hydrogen in the LARS\\+eLARS Galaxies 6. Project Code : 28_054 7. Operator(s) : Rupsing 8. Command File : /odisk/gtac/cmd/28_054/16jun15/obs_s04.cmd 9. LTA File : /gsbifrdata/16jun/28_054_16jun2015.lta 10. LogFlag File : /odisk/online1/logflags/28_054.FLAGS.3 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1347 MHz ,RF2 : 1347 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1285 MHz, ILO2 : 1285MHz , IVLO1 : 62 MHz, IVLO2 : 62 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 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) : 1347 1347 1285 1285 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) : S06 : Low fringe @130 pol. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 16 Jun 2015 17:00:00 - 17 Jun 2015 00:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :29 37. Comments (During Observations) : 17:07 : Started scan on 3C286. 17:22 : Stopped scan. 17:28 : Started command file. 23:45 : Stopped command file. 23:46 : Started scan on phase calibrator. 23:52 : Stopped scan on phase cal and started scan on 3C286 for 10 mins. 00:02 : Observation session over.