GTAC Observation Log 1. Date : 28/07/2009 2. Observation Sr. No. : 4437 3. Observer : Ishwar Chandra 4. Observer's Email : ishwar@ncra.tifr.res.in 5. Project Name : GRB030329 6. Project Code : 16_266 7. Operator(s) : Manisha, Sachin, Jayprakash, Nilesh, Rupsing, 8. Command File : /odisk/gtac/cmd/ishwar/16_266_28jul.cmd 9. LTA File : /rawdata/28jul/16_266_28jul2009.lta, /rawdata1/28jul/16_266_28jul2009.ltb 10. LogFlag File : /odisk/online1/logflags/16_266.FLAGS 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 : 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) : 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) : S06 : Servo problem. C12 : maintenance. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 09:00 - 20:00 23. ONLINE Machine : Shivneri 24. Correlator Mode : IndianPolar 25. Comments (During Observations) : 09:00 : started scan on 3C147 ~30mins. 09:40 : command file started. 10:15 : W05 taken for maint. work. 11:56 : stopped observations due to high wind. 17:00 : Wind speed looks normal. 17:02 : Restartd command file. 19:33 : Stopped command file. 19:34 : Started scan on phase cal. 19:39 : Stopped scan. 19:42 : Started scan on 3c286. 20:01 : Stopped scan and closed observation.