GTAC Observation Log 1. Date : 27/01/2010 2. Observation Sr. No. : 4740 3. Observer : Yogesh Chandola, Sandeep Sirothia 4. Observer's Email : chandola@ncra.tifr.res.in,sirothia@ncra.tifr.res.in 5. Project Name : J1400+5216 6. Project Code : 17_082 7. Operator(s) : Rupsingh, 8. Command File : /odisk/gtac/cmd/sirothia/17_082/27jan10a.cmd 9. LTA File : /rawdata/27jan/17_082_27jan2010.lta, /rawdata1/27jan/17_082_27jan2010.ltb 10. LogFlag File : /odisk/online1/logflags/17_082.FLAGS.14 ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 1268.5 MHz ,RF2 : 1268.5 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 1200 MHz, ILO2 : 1200 MHz, IVLO1 : 68.5 MHz, IVLO2 : 68.5 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 14. BB BW(KHz) & BB ALC : 4000 KHz, ON CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 1268.5 1268.5 1200 1200 68.5 68.5 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :26 20. Name of Non-Working Antennas (with reason for each) : C09 : Feed Jam. C12 : No Fringe. W05 : SSI work. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 03:45 - 09:00 23. ONLINE Machine : Lenyadri 24. Correlator Mode : IndianPolar 25. Comments (During Observations) : *************************************************** GSB Record file :- /gsbifrdata/27jan/17_082_27jan2010_gsb.lta, /gsbifrdata/27jan/17_082_27jan2010_gsb_2s.lta ************************************************** 2s data file /rawdata/27jan/17_082_27jan2010_2s.lta, /rawdata1/27jan/17_082_27jan2010_2s.ltb ************************************************** 03:45 : Started setup. 04:04 : Started scan on 3C286. 04:15 : Stopped scan. 04:19 : Started command file /odisk/gtac/cmd/sirothia/17_082/27jan10a.cmd 05:37 : Stopped command file due to power glitch. 05:52 : Restarted command file. 09:02 : Started scan on 3C286 for 20 min. 09:20 : Observation session over.