GTAC Observation Log 1. Date : 03/06/2009 2. Observation Sr. No. : 4326 3. Observer : S Pal 4. Observer's Email : spal@ncra.tifr.res.in 5. Project Name : B2108+213 6. Project Code : 16_274 7. Operator(s) : Sachin, 8. Command File : /odisk/gtac/cmd/spal/b2108+213.cmd 9. LTA File : /rawdata/3jun/16_274_3jun09_4s.lta, /rawdata/3jun/16_274_3jun09.lta, /rawdata1/3jun/16_274_3jun09_4s.ltb, /rawdata1/3jun/16_274_3jun09.ltb 10. LogFlag File : /odisk/online1/logflags/16_274.FLAGS.1 ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 1390 MHz ,RF2 : 1390 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 1320 MHz, ILO2 : 1320 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) : 1390 1390 1320 1320 70 70 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) : E02 - LSB high cross E03: USB-175 bad bandshape. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 00:00 - 04:00 23. ONLINE Machine : Shivneri 24. Correlator Mode : IndianPolar 25. Comments (During Observations) : 00:11 : Started scan on 3C286. 00:20 : Stopped scan on 3C286. 00:30 : Started command file. 04:00 : Stopped observation after taking phase cal for 10 mins.