GTAC Observation Log 1. Date : 31/12/2009 2. Observation Sr. No. : 4682 3. Observer : Yogesh Chandola, Sandeep Sirothia 4. Observer's Email : chandola@ncra.tifr.res.in,sirothia@ncra.tifr.res.in 5. Project Name : Young radio sources at low redshifts the CORALZ sample 6. Project Code : 17_082 7. Operator(s) : Deepak, Nilesh, Rupsingh, Shilpa 8. Command File : /odisk/gtac/cmd/sirothia/17_082_31dec09a.cmd, /odisk/gtac/cmd/sirothia/17_082/01jan10a.cmd, /odisk/gtac/cmd/sirothia/17_082/01jan10b.cmd 9. LTA File : /rawdata/31dec/17_082_31dec2009.lta, /rawdata1/31dec/17_082_31dec2009.ltb, /rawdata/1jan/17_082_1jan2010a.lta, /rawdata1/1jan/17_082_1jan2010a.ltb, /rawdata/1jan/17_082_1jan2010b.lta, /rawdata1/1jan/17_082_1jan2010b.ltb, 10. LogFlag File : /odisk/online1/logflags/17_082.FLAGS.8 ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 1284.5 MHz ,RF2 : 1284.5 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 1215 MHz, ILO2 : 1215 MHz, IVLO1 : 69.5 MHz, IVLO2 : 69.5 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) : 1284.5 1284.5 1215 1215 69.5 69.5 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :28 20. Name of Non-Working Antennas (with reason for each) : E05 : USB no fringe. W06 : fringe fluctuation(GHB) S01-175 low fringe. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 20:00 - 11:03 23. ONLINE Machine : Lenyadri 24. Correlator Mode : IndianPolar 25. Comments (During Observations) : --------------------------------------------- GSB data files /gsbifrdata/31dec/17_082_31dec2009_gsb_16s.lta /gsbifrdata/31dec/17_082_31dec2009_gsb_2s.lta GHB 2s data files /rawdata/31dec/17_082_31dec2009_2s.lta /rawdata1/31dec/17_082_31dec2009_2s.ltb -------------------------------------------- tpa 1284.5 1284.5 1215 1215 69.5 69.5 19:57 : Started scan on 3C147 for 15mins. 20:14 : Started command file /odisk/gtac/cmd/sirothia/17_082_31dec09a.cmd 00:45 : Stopped command file. 00:50 : Started scan on 3C147 ~ 15min. 01:05 : Stopped scan. 01:06 : Changed freq settings. tpa 1295 1295 1225 1225 70 70 --------------------------------------------- GSB data files /gsbifrdata/1jan/17_082_1jan2010a_gsb_16s.lta /gsbifrdata/1jan/17_082_1jan2010a_gsb_2s.lta GHB 2s data files /rawdata/1jan/17_082_1jan2010a_2s.lta /rawdata1/1jan/17_082_1jan2010a_2s.ltb -------------------------------------------- 01:12 : Started scan on 3C147 ~ 15min. 01:30 : Started command file. /odisk/gtac/cmd/sirothia/17_082/01jan10a.cmd 05:39 : Stopped command file. 05:40 : Started scan on phase cal ~ 5min. 05:49 : Started scan on 3C286 ~ 15min. 06:04 : Stopped scan. 06:05 : Started frequency settings. tpa 1357 1357 1285 1285 72 72 --------------------------------------------- GSB data files /gsbifrdata/1jan/17_082_1jan2010b_gsb_16s.lta /gsbifrdata/1jan/17_082_1jan2010b_gsb_2s.lta GHB 2s data files /rawdata/1jan/17_082_1jan2010b_2s.lta /rawdata1/1jan/17_082_1jan2010b_2s.ltb -------------------------------------------- 06:13 : Started scan on 3C286 ~15min. 06:31 : Started command file. /odisk/gtac/cmd/sirothia/17_082/01jan10b.cmd 10:51 : Stopped command file. 10:52 : Started scan on 3C286 for 10min. 11:03 : Stopped scan and observation closed.