GTAC Observation Log 1. Date : 01/07/2012 2. Observation Sr. No. : 6013 3. Observer : sumit jaiswal 4. Observer's Email : sumit@aries.res.in 5. Project Name : Interaction induced star formation in Wolf-Rayet galaxies : clues from HI imaging 6. Project Code : 22_067 7. Operator(s) : Deepak, Manisha, Navanath, Rupsingh, Santaji, Shilpa 8. Command File : /odisk/gtac/cmd/22_067/22_067_1july1.cmd, /odisk/gtac/cmd/22_067/22_067_1july2.cmd, /odisk/gtac/cmd/22_067/22_067_1july3.cmd, 9. LTA File : /gsbifrdata/01jul/22_067_01jul2012.lta, /gsbifrdata/01jul/22_067_01jul2012.lta.1, /gsbifrdata/01jul/22_067_01jul2012.lta.2 10. LogFlag File : /odisk/online1/logflags/22_067.FLAGS, /odisk/online1/logflags/22_067.FLAGS.1, /odisk/online1/logflags/22_067.FLAGS.2 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1406.7901 MHz ,RF2 : 1406.7901 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1345 MHz, ILO2 : 1345 MHz , IVLO1 : 61.7901 MHz, IVLO2 : 61.7901 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 Mode : RealTime 15. GSB LTA : 8 16. GAIN EQ : ON 17. Stokes : Total_Intensity 18. Beam - 1 : OFF 19. Beam - 2 : OFF 20. ACQ BW : 16 MHz 21. Maximum Channels : 512 22. IFBW (MHz) : LO5 (KHz) : 16:138000-167000 23. Final Bandwidth (MHz): OFF MHz; Step # 0 24. Frequency Parameters (TPA) : 1406.7901 1406.7901 1345 1345 61.7901 61.7901. 25. Integration Time : 16.106 Sec. 26. No of Antennas Working(Fringing) :29 27. Name of Non-Working Antennas (with reason for each) : C06- 175 pol no fringe. 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 03:50 - 22:00 30. ONLINE Machine : Shivneri 31. Comments (During Observations) : 03:50 : Setup started. 03:57 : Scan started on 3C48. 04:24 : '/odisk/gtac/cmd/22_067/22_067_1july1.cmd' command file started. 08:27 : Stopped command file. 08:29 : '/odisk/gtac/cmd/22_067/22_067_1july2.cmd' command file started. 10:25 : E03 taken for painting. 11:48 : Power failed @ 11:48, stopped command file. C06 : No fringe. 12:17 : Restarted command file. 13:15 : Stopped command file. 13:18 : Started scan on 3C147. 13:27 : Stopped scan. ------------------------------------------------------------------------ tpa 1406.2422 1406.2422 1345 1345 61.2422 61.2422 Final BW : 4MHz GSB-LO5 : 138.7578,166.2422 CH#0 : 1414.5754 CH#512 : 1418.742 Step : 2 Changed the settings. 13:42 : Started scan on 3C147. E04, S06 : abc timeout. 13:58 : Stopped scan. 14:02 : '/odisk/gtac/cmd/22_067/22_067_1july3.cmd' command file started. 15:55 : E04 & S06 started working. 15:20 : Stopped command file due to electric power switch over. 15:42 : Restarted command file. 17:27 : E03 release for observation. 17:58 : cmd file stopped. 18:01 : Started scan on flux cal 18:06 : flux cal scan stopped. -------------------------------------- 18:08 : Started setup. tpa 1407 1407 1345 1345 51 51 line obs: 1417.01 Mhz. 18:12 : scan on 3c286 for 15min. 18:29 : scan stopped. 18:31 : cmd file started. 21:45 : cmd file stopped. 21:47 : Started cmd file. 22:00 : Observing session over.