GTAC Observation Log 1. Date : 26/11/2013 2. Observation Sr. No. : 6808 3. Observer : Rachael Ainsworth,Anna Scaife,Tom Ray,David Alan Green,Jane V Buckle 4. Observer's Email : rainsworth@cp.dias.ie,a.scaife@soton.ac.uk,tr@cp.dias.ie,dag@mrao.cam.ac.uk,j.buckle@mrao.cam.ac.uk 5. Project Name : Blind Survey of the NGC 1333 Star Forming Region at Low Frequencies 6. Project Code : 25_066 7. Operator(s) : Navanath,Rupsingh, 8. Command File : /odisk/gtac/cmd/25_066/obs26.cmd 9. LTA File : /gsbifrdata1/26nov/25_066_26nov2013.lta, 10. LogFlag File : /odisk/online1/logflags/25_066.FLAGS.1,/odisk/online1/logflags/25_066.FLAGS, 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 : 540 MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 32 MHz,ON, IF-CH2 : 4+12 dB, 32 MHz,ON GSB SETTINGS : 14. GSB Mode : Realtime 15. GSB LTA : 8 16. GSB CTRL : ONLINE 17. GSB Fstop : ON 18. GAIN EQ : ON 19. Stokes : FullStokes 20. Beam - 1 : OFF 21. Beam - 2 : OFF 22. ACQ BW : 33.33 MHz 23. Final BW : 33.333333 MHz; Step # 0 24. Maximum Channels : 256 25. Channel Numbers : 0:255:1 26. LO5 -1 : 149.00 27. LO5 -2 : 156.00 28. Frequency Parameters (TPA) : 591 591 540 540 51 51. 29. Integration Time : 16.106112 Sec. 30. No of Antennas Working(Fringing) at the begining :28 31. Name of Non-Working Antennas (with reason for each) : C12 : All MCM time out. S01 : ABC time out. 32. Note for Backup : 33. Start and End Time of Obs.(IST): 18:00 - 06:00 34. ONLINE Machine : Lenyadri 35. No of Antennas Working(Fringing) at the end :28 36. Comments (During Observations) : 18:15 : Started scan on 3C48. 18:30 : Stopped scan. 18:32 : Started commnad file. 21:16 : Scientillation going on. 21:53 : Stopped command file due to scientillation. 21:54 : Started scan phase cal. 22:31 : Scientillation gone. 22:32 : Restarted command file. 05:18 : Started scan on 3C286 05:52 : Observation session over. ---------------------------------