GTAC Observation Log 1. Date : 15/05/2010 2. Observation Sr. No. : 4867 3. Observer : Ruben Sanchez Janssen 4. Observer's Email : rsanchez@eso.org 5. Project Name : The HI properties of dwarf galaxy associations 6. Project Code : 18_082 7. Operator(s) : Amruta, Shilpa 8. Command File : /odisk/gtac/cmd/18_082/15may.cmd 9. LTA File : /rawdata/15may/18_082_15may2010.lta, /rawdata1/15may/18_082_15may2010.ltb, /rawdata/15may/18_082_15may2010.lta.1, /rawdata1/15may/18_082_15may2010.ltb.1 10. GSB File : /gsbifrdata/15may/18_082_15may2010_gsb.lta, /gsbifrdata/15may/18_082_15may2010_gsb.lta.1 11. LogFlag File : /odisk/online1/logflags/18_082.FLAGS.4, /odisk/online1/logflags/18_082.FLAGS.5 ANTENNA SETTINGS : 12. RF Freq(MHz) & Solar Attn(dB)- RF1 : 1407.45 MHz ,RF2 : 1407.45 MHz, SA1 : 0 dB, SA2 : 0 dB 13. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 1340 MHz, ILO2 : 1340 MHz, IVLO1 : 67.45 MHz, IVLO2 : 67.45 MHz 14. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 16 MHz,ON, IF-CH2 : 4+12 dB, 16 MHz,ON 15. BB BW(KHz) & BB ALC : 8000 KHz, ON CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 1407.45 1407.45 1340 1340 67.45 67.45 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :27 20. Name of Non-Working Antennas (with reason for each) : C01 : OFF. C03 : 175pol no fringe in GHB+GSB. C08 : 175pol cross and self is zero in GHB. S01 : Low fringe at 175 pol. 21. Note for Backup :-- 22. Start and End Time of Obs.(IST): 00:00 - 06:10 23. ONLINE Machine : Shivneri 24. Correlator Mode : UsbHighRes 25. Comments (During Observations) : 00:00 : Started settings. 00:23 : Started scan on 3C286. 00:39 : Stopped scan. 00:44 : '/odisk/gtac/cmd/18_082/15may.cmd' command file started. 01:12 : Dasconsole killed. Stopped command file. 01:24 : Restarted command file. 03:00 : C03 started working. 05:47 : Stopped command file. 05:52 : Started scan on 3C48. 06:10 : Stopped scan and observing session over.