GTAC Observation Log 1. Date : 13/11/2009 2. Observation Sr. No. : 4593 3. Observer : R J van Weeren 4. Observer's Email : rvweeren@strw.leidenuniv.nl 5. Project Name : HI of starbursts 6. Project Code : 17_015 7. Operator(s) : Deepak, Navanath, Rupsingh, Sachin, Shilpa 8. Command File : /odisk/gtac/cmd/17_015/sdss210358.cmd, /odisk/gtac/cmd/17_015/sdss032845.cmd, /odisk/gtac/cmd/17_015/sdss093813.cmd, /odisk/gtac/cmd/17_015/sdss080844.cmd, /odisk/gtac/cmd/17_015/a1612.cmd 9. LTA File : /rawdata/13nov/17_015_13nov09.lta, /rawdata1/13nov/17_015_13nov09.ltb 10. LogFlag File : /odisk/online1/logflags/17_015.FLAGS.2 ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 1241.26 MHz ,RF2 : 1241.26 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 1170 MHz, ILO2 : 1170 MHz, IVLO1 : 71.26 MHz, IVLO2 : 71.26 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 32 MHz,ON, IF-CH2 : 4+12 dB, 32 MHz,ON 14. BB BW(KHz) & BB ALC : 16000 KHz, ON CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 1241.26 1241.26 1170 1170 71.26 71.26 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :25 20. Name of Non-Working Antennas (with reason for each) : C04 - Servo problem. E03 - MCM 5 & 14 time out. S01 - 175 pol low fringe. C13 & E05 - painting. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 17:00 - 10:29 23. ONLINE Machine : Lenyadri 24. Correlator Mode : IndianPolar 25. Comments (During Observations) : --------------------------------------------------------- GSB Data Files : /gsbifrdata/13nov/17_015_13nov09_gsb.lta, /gsbifrdata/13nov/17_015_13nov09_gsb.lta.1 --------------------------------------------------------- 16:59 : Started command file '/odisk/gtac/cmd/17_015/sdss210358.cmd' 17:54 : C13 started working. 18:52 : E05 started working. 19:20 : Stopped command file. 19:26 : Started scan on 3C48 for 6min. 19:32 : Stopped scan. : Setup change **** * RF : 1280 * TPA 1235.790000 1235.790000 1165 1165 70.790000 70.790000 **** 19:36 : Started scan on 3C48 for 6mins. 19:47 : Started command file '/odisk/gtac/cmd/17_015/sdss032845.cmd' 20:40 : C12 no fringe. 23:00 : Astro0 machine is hung so kill the GSB record file. 23:11 : Restarted GSB record. 02:15 : Stopped command file. 02:21 : Scan No. 23 is bad. 02:22 : Started scan on 3C147 for 06min. 02:29 : Stopped scan. 02:30 : Setup change **** * RF : 1280 * TPA 1280.930000 1280.930000 1210 1210 70.930000 70.930000 **** 02:34 : Started scan on 3C147 for 06min. 02:35 : C12 Started working. 02:41 : Stopped scan. 02:44 : Started command file '/odisk/gtac/cmd/17_015/sdss093813.cmd' 04:09 : Stopped command file. 04:16 : Scan No:29 is bad. 04:16 : Setup change **** * RF : 1280MHz. * TPA 1293.930000 1293.930000 1225 1225 68.930000 68.930000 **** 04:18 : Started scan on 3C147 for 06min. 04:24 : Stopped scan. 04:27 : Started command file '/odisk/gtac/cmd/17_015/sdss080844.cmd' 06:32 : Stopped command file. 06:33 : Setup change **** * RF : 1280 * TPA 1280.930000 1280.930000 1210 1210 70.930000 70.930000 **** 06:38 : Started scan on 3C147 for 06min. 06:45 : Stopped scan. 06:48 : Started command file '/odisk/gtac/cmd/17_015/sdss093813.cmd' 07:56 : E05 taken for painting. 07:58 : Stopped command file. 07:58 : Setup change **** * RF : 1280 * TPA 1280 1280 1210 1210 70 70 **** 08:05 : Started scan on 3C286 for 05min. 08:21 : Started command file. '/odisk/gtac/cmd/17_015/a1612.cmd' 09:30 : C13 taken for painting. 10:00 : C04,E06 taken for maintenance. 10:29 : Stopped scan and observing session over.