GTAC Observation Log 1. Date : 07/02/2008 2. Observation Sr. No. : 3611 3. Observer : R. J. van Weeren 4. Observer's Email : rvweeren@strw.leidenuniv.nl 5. Project Name : cosmic wave 6. Project Code : 13HRB01 7. Operator(s) : Deepak, Nilesh, Sachin, Sanjay, Santaji, 8. Command File : /atemp2/cmd/13hrb01/hrb2.cmd, /atemp2/cmd/13hrb01/hrb3.cmd, /atemp2/cmd/13hrb01/hrb11.cmd, /atemp2/cmd/13hrb01/hrb12.cmd, /atemp2/cmd/13hrb01/hrb13.cmd 9. LTA File : /rawdata/7feb/13hrb01_07feb2008.lta, /rawdata1/7feb/13hrb01_07feb2008.ltb, /rawdata/7feb/13hrb01_07feb2008.lta.1, /rawdata1/7feb/13hrb01_07feb2008.ltb.1, /rawdata/8feb/13hrb01_08feb2008.lta, /rawdata1/8feb/13hrb01_08feb2008.ltb, /rawdata/8feb/13hrb01_08feb2008.lta.1, /rawdata1/8feb/13hrb01_08feb2008.ltb.1, /rawdata/9feb/13hrb01_09feb2008.lta, /rawdata1/9feb/13hrb01_09feb2008.ltb 10. LogFlag File : /atemp2/logflags/13HRB01.FLAGS.1 ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 610 MHz ,RF2 : 610 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 540 MHz, ILO2 : 540 MHz, IVLO1 : 70 MHz, IVLO2 : 70 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 16+4 dB, 32 MHz,ON, IF-CH2 : 16+4 dB, 32 MHz,ON 14. BB BW(KHz) & BB ALC : 16000 KHz, ON CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 610 610 540 540 70 70 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) : C08,C02 - painting. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 14:30 - 00:00 23. Comments (During Observations) : -------------------------------------------------------------- ******** ONLINE Machine : Aditya ********* ******** Corr Mode : Indian Polar ********* -------------------------------------------------------------- 14:26 : Started scan on 3C48 for 12mins. 14:40 : Started command file. 16:08 : C08 started working. 18:08 : C02 started working. 20:00 : Closed observation(to restart corr, record was : giving different timestamp on LSB-USB. 20:15 : Restarted observation, new cmd file started. ---------------------------------------------------------------- 01:25 : Stopped hrb3.cmd. 01:32 : Started hrb4.cmd. 06:01 : Stopped hrb4.cmd. 06:06 : Started hrb5.cmd. 06:27 : S02 servo timed out. 06:50 : S02 started working. 07:48 : Command file stopped. 07:50 : Started scan on 3C286 for 7mins. 08:05 : Started hrb6.cmd command file. 09:00 : C02 parked for painting. 09:30 : C08 parked for painting. 10:50 : Scan #43 is bad. 10:50 : Started hrb7.cmd command file. 12:20 : Command file stopped. 12:21 : Started new lta files. 12:22 : Started command file hrb8.cmd. 02:50 : Stopped command file hrb11.cmd. 02:52 : Started command file hrb12.cmd and started new record file. 05:44 : E06 parked due to high wind. 06:02 : E06 started tracking. 06:22 : Stopped command file. 06:25 : Started scan on 3C286 for 10 mins. 06:35 : Stopped scan on 3C386. 06:38 : Started command file hrb13.cmd. 08:23 : new commad file started hrb14.cmd 09:00 : C02 parked for painting. 10:00 : C08 parked for painting. 11:04 : new command file started hrb15.cmd 12:40 : new command file started hrb16.cmd 13:55 : power failure for E-arm antennas. 14:10 : E02 and E03 are working. : E04,E05 and E06 are not working. 14:17 : new command file started, hrb17.cmd 15:11 : Started New LTA files. and also new command file /temp2/data/cmd/13hrb01/hrb18.cmd 18:04 : command file stopped. 18:08 : Started scan on phase cal manually for 5 min. 18:10 : E arm power resets. 18:19 : Started new command file /temp2/data/cmd/13hrb01/hrb19.cmd for 3.5 hour 21:48 : command file stopped. : started scan on phase cal. 21:54 : started scan on flux cal for 10 min. 22:05 : New command file started. /temp2/data/cmd/13hrb01/hrb20.cmd 23:05 : Stopped command file and started new command file. /temp2/data/cmd/13hrb01/hrb21.cmd 01:41 : Stopped command file and started scan on phase cal. 01:46 : Stopped scan on phase cal and observation over. ---------------------------------------------------------------