GTAC Observation Log 1. Date : 09/06/2015 2. Observation Sr. No. : 7833 3. Observer : RangaRam Chary, Nicole Nesvadba, Aritra Basu, C.H. IshwaraChandra, Alexandre Beelen, Emeric Le Floc h, Herve Dole, Nick Seymour, Ludovic Montier, Raoul Canameras, Brenda Frye 4. Observer's Email : rchary@caltech.edu, nicole.nesvadba@ias.u-psud.fr, abasu@mpifr-bonn.mpg.de, ishwar@ncra.tifr.res.in, alexandre.beelen@ias.u-psud.fr, elefloch@cea.fr, herve.dole@ias.u-psud.fr, nick.seymour@curtin.edu.au, ludovic.montier@irap.omp.eu, raoul.canameras@ias.u-psud.fr, brendafrye@gmail.com 5. Project Name : What sets the far-infrared radio correlation at z=2-3? 6. Project Code : 28_038 7. Operator(s) : Rupsing, Surender 8. Command File : /odisk/gtac/cmd/28_038/s2obs.cmd 9. LTA File : /gsbifrdata/08jun/28_038_08jun2015.lta 10. LogFlag File : /odisk/online1/logflags/28_038.FLAGS.2 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , IVLO1 : 51 MHz, IVLO2 : 51 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 : 33.333333 MHz 24. Final BW : 33.333333 MHz; Step # 25. Maximum Channels : 256 26. Channel Numbers : 0:255:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 591 591 540 540 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :24 32. Name of Non-Working Antennas (with reason for each) : S03 : Taken for Feed cage painting(610MHz feed removed) S04 : Taken for BLDC C03 : Servo problem S06 : variation in cross amplitude and phase. W06 : variation in cross amplitude and phase. E06 : Servo problem. E05 : Amplitude and phase variation. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 08 Jun 2015 14:30:00 - 09 Jun 2015 00:45:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :24 37. Comments (During Observations) : 16:30 : Started set-up. 16:48 : Phasing done on 3C286. 16:50 : Started scan on 3C286. 17:04 : Started command file. ----------------------------------------------------- 17:10 : Stopped command file due to high wind. ----------------------------------------------------- 17:10 : All antennas parked due to high wind. ----------------------------------------------------- 17:37 : All antennas power failed. ----------------------------------------------------- 18:22 : Wind speed is normal and started set-up. ----------------------------------------------------- 18:28 : Started command file.(without phasing). 18:28 : E06 Servo problem. 19:16 : C00 ABC time-out due to high temperature. 19:36-19:58 : W05 taken for removing honey bee. 21:00 : C00 released for observation. 00:30 : Command file stopped. 00:33 : Started scan on 3C286 for 15mins. 00:45 : Observation stopped.