GTAC Observation Log 1. Date : 07/05/2010 2. Observation Sr. No. : 4852 3. Observer : J. Roy 4. Observer's Email : jroy@ncra.tifr.res.in 5. Project Name : Pulsar observation 6. Project Code : 18_045 7. Operator(s) : Navanath, Nilesh, Sachin, 8. Command File : /odisk/gtac/cmd/hold.cmd 9. LTA File : /rawdata/7may/18_045_07may2010.lta, /rawdata1/7may/18_045_07may2010.ltb 10. GSB File : /odisk/gtac/cmd/hold.cmd 11. LogFlag File : /odisk/online1/logflags/18_045.FLAGS.8 ANTENNA SETTINGS : 12. RF Freq(MHz) & Solar Attn(dB)- RF1 : 610 MHz ,RF2 : 610 MHz, SA1 : 0 dB, SA2 : 0 dB 13. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 540 MHz, ILO2 : 540 MHz, IVLO1 : 70 MHz, IVLO2 : 70 MHz 14. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 32 MHz,OFF, IF-CH2 : 4+12 dB, 32 MHz,OFF 15. BB BW(KHz) & BB ALC : 16000 KHz, OFF CORRELATOR SETTINGS : 16. Channels : 0:255:1 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) : C01 - OFF S03 - MCM 5 time out C04 - 175 Bad BandShape @ 130 pol (GHB only) 21. Note for Backup :-- 22. Start and End Time of Obs.(IST): 04:00 - 08:05 23. ONLINE Machine : Shivneri 24. Correlator Mode : IndianPolar 25. Comments (During Observations) : 04:10 : Started setup. 04:20 : Started power eq on 1822-096 @ 800 counts. 04:35 : Started phasing on 1822-096. 04:56 : Started scan on pulsar J1623-2631. 05:09 : Started scan on pulsar B1804-08. 05:17 : Started scan on pulsar J1713+0747. 05:28 : Started scan on pulsar J1730+2304. 05:40 : Started scan on pulsar J1744-1134. 05:48 : Started scan on pulsar B1822-09. 05:55 : Started scan on pulsar 1822-096. 05:59 : Started scan on pulsar G21.5-0.9. 07:30 : Started scan on pulsar B1855+09. 07:42 : Started scan on pulsar B1859+01. 07:53 : Started scan on pulsar 1822-096. 07:59 : Started scan on pulsar J1939+2134. 08:05 : Observing session over.