GTAC Observation Log 1. Date : 20/10/2012 2. Observation Sr. No. : 6173 3. Observer : Aritra Basu 4. Observer's Email : aritra@ncra.tifr.res.in,taba@mpia.de 5. Project Name : M33 6. Project Code : 23_042 7. Operator(s) : Rupsingh, Surender 8. Command File : /odisk/gtac/cmd/aritra/23_042_20oct.cmd 9. LTA File : /gsbifrdata/20oct/23_042_20oct2012.lta 10. LogFlag File : /odisk/online1/logflags/23_042.FLAGS.4 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 242 MHz ,RF2 : 242 MHz, SA1 : 14 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 304 MHz, ILO2 : 304 MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 24+4 dB, 16 MHz,OFF, IF-CH2 : 24+4 dB, 16 MHz,OFF 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 : 256 22. IFBW (MHz) : LO5 (KHz) : 16:138000-167000 23. Final Bandwidth (MHz): OFF MHz; Step # 0 24. Frequency Parameters (TPA) : 242 242 304 304 62 62. 25. Integration Time : 4.027 Sec. 26. No of Antennas Working(Fringing) :25 27. Name of Non-Working Antennas (with reason for each) : C00 : BLDC work. C01 : No fringe. E02 : All MCM time out. S01 : Low fringe. S04 : MCM 14 time out. W05 : MCM 2,3 & 10 time out. 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 19:00 - 05:00 30. ONLINE Machine : Lenyadri 31. Comments (During Observations) : 19:00 : Started set up. 19:10 : Power eq. done. 19:10 : Started command file. 21:45 : Scintillation seen in scan#8 22:30 : Scintillation seen in scan#10 22:28 : S04 Started working. 23:00 : Scintillation stopped. 00:17 : Scintillation seen in scan#16 04:00 : Scintillation seen in scan#26 and and scan#28 05:05 : Observation stopped.