GTAC Observation Log 1. Date : 21/02/2010 2. Observation Sr. No. : 4785 3. Observer : Nirupam Roy 4. Observer's Email : nroy@aoc.nrao.edu,sjoshi@ncra.tifr.res.in,nroy@ncra.tifr.res.in 5. Project Name : NERI20 6. Project Code : 10DT009 7. Operator(s) : Deepak, 8. Command File : /odisk/gtac/cmd/sjoshi/nroy_too.cmd 9. LTA File : /rawdata/21feb/10dt009_21feb2010.lta, /rawdata1/21feb/10dt009_21feb2010.ltb 10. LogFlag File : /odisk/online1/logflags/10DT009.FLAGS ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 1280 MHz ,RF2 : 1280 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 1210 MHz, ILO2 : 1210 MHz, IVLO1 : 70 MHz, IVLO2 : 70 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 20+4 dB, 32 MHz,ON, IF-CH2 : 20+4 dB, 32 MHz,ON 14. BB BW(KHz) & BB ALC : 16000 KHz, ON CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 1280 1280 1210 1210 70 70 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :30 20. Name of Non-Working Antennas (with reason for each) : S01-175 low fringe. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 17:00 - 20:00 23. ONLINE Machine : Lenyadri 24. Correlator Mode : IndianPolar 25. Comments (During Observations) : GSB data file: /gsbifrdata/21feb/10DT009_21feb2010_gsb.lta ---------------------------------------------- 16:58 : Started scan on 3C147 for 12mins. 17:15 : Started command file /odisk/gtac/cmd/sjoshi/nroy_too.cmd 19:45 : Command file stopped. 19:50 : Started scan on 3C48 for 10mins. 20:00 : Observation stopped.