GTAC Observation Log 1. Date : 23/11/2009 2. Observation Sr. No. : 4613 3. Observer : RJ van Weeren 4. Observer's Email : rvweeren@strw.leidenuniv.nl 5. Project Name : Radio Relics 6. Project Code : 17_049 7. Operator(s) : Deepak, Navanath, Nilesh, Sachin, Shilpa 8. Command File : /odisk/gtac/cmd/17_049/23nov.cmd 9. LTA File : /rawdata/23nov/17_049_23nov2009.lta, /rawdata1/23nov/17_049_23nov2009.ltb 10. LogFlag File : /odisk/online1/logflags/17_049.FLAGS.3 ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 614 MHz ,RF2 : 244 MHz, SA1 : 0 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 680 MHz, ILO2 : 310 MHz, IVLO1 : 66 MHz, IVLO2 : 66 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 : 0:128:1 17. Frequency Parameters (TPA) : 614 244 680 310 66 66 18. Integration Time : 64 LTA ~ 8.454 Sec. 19. No of Antennas Working(Fringing) :28 20. Name of Non-Working Antennas (with reason for each) : C05 - Servo problem. E05 - freq. applying brake. W01 - 235MHz not available. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 19:00 - 06:00 23. ONLINE Machine : Lenyadri 24. Correlator Mode : IndianPolar 25. Comments (During Observations) : 18:50 : Started setup of 17_049 tpa 614.0000 244.0000 680 310 66.0000 66.0000 C05 - servo problem. E05 - servo problem. W01 - 235MHz not available. **************** * GSB Data file * /gsbifrdata/23nov/17_049_23nov09_gsb.lta * /gsbifrdata/23nov/17_049_23nov09_gsb.lta.1 * /gsbifrdata/23nov/17_049_23nov09_gsb.lta.2 * /gsbifrdata/23nov/17_049_23nov09_gsb.lta.3 ************************************************** 19:00 : Started scan on 3C48 for 5mins. 19:07 : Started command file. /odisk/gtac/cmd/17_049/23nov.cmd. 23:25 : Stopped command file. 23:33 : '/odisk/gtac/cmd/17_049/23nov_2.cmd' command file started. 03:26 : Stopped command file. 03:42 : '/odisk/gtac/cmd/17_049/23nov_3.cmd' command file started. 07:40 : Stopped command file. 07:57 : Started scan on 1120+143. 08:00 : Stopped scan. 08:03 : Started scan on RBS976. 09:02 : Stopped scan. 09:08 : Started command file '/odisk/gtac/cmd/17_049/23nov_4.cmd' 09:40 : C13 taken for painting. 12:02 : Stopped command file. 12:06 : Started command file '/odisk/gtac/cmd/17_049/23nov_5.cmd' 10:51 : C05 Started working. 16:39 : Started scan on 3C48. 16:52 : Started command file '/odisk/gtac/cmd/17_049/23nov_6.cmd'. 19:54 : Started new command file /odisk/gtac/cmd/17_049/23nov_7.cmd' 22:52 : Started scan on 3C147. 23:52 : Stoopped command file, tracking changed to inner track. E05 Applied Brakes. 00:12 : Started command file. 00:26 : E05 started tracking source. 03:38 : Scan # 53 in GHB data is bad, and Scan # 10 in GSB data is bad. 05:58 : Stopped command file. 06:00 : Started scan on phase cal. 06:03 : Stopped scan and closed observation.