GTAC Observation Log 1. Date : 23/11/2008 2. Observation Sr. No. : 4052 3. Observer : B. C. Joshi 4. Observer's Email : bcj@ncra.tifr.res.in 5. Project Name : pulsar observation 6. Project Code : 15BCJ01 7. Operator(s) : Deepak, Rupsingh, Sachin, Shilpa 8. Command File : /odisk/gtac/cmd/hold.cmd 9. LTA File : /rawdata/23nov/15bcj01_23nov2008.lta, /rawdata1/23nov/15bcj01_23nov2008.ltb 10. LogFlag File : /btemp2/logflags/15BCJ01.FLAGS.1 ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 329 MHz ,RF2 : 329 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 259 MHz, ILO2 : 259 MHz, IVLO1 : 70 MHz, IVLO2 : 70 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 32 MHz,OFF, IF-CH2 : 4+12 dB, 32 MHz,OFF 14. BB BW(KHz) & BB ALC : 8000 KHz, OFF CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 329 329 259 259 70 70 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :26 20. Name of Non-Working Antennas (with reason for each) : C10-130 no fringe. C14,W01 -servo problem. W04 feed jam. C04-USB-130 - bad bandshape. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 01:00 - 07:53 23. Comments (During Observations) : ------------------------------------------- ******** ONLINE Machine : Bhaskar ********* ******** Corr Mode : IndianPolar ********* -------------------------------------------- 02:20 : Started phasing on 3C147. 02:45 : Cal run on 3C147 03:00 : Cal run on 3C48. 03:19 : Phasing on 0837-198 03:30 : Pulsar B0740-28. 03:38 : Pulsar J0737-3039A. 07:20 : Stopped scan. 07:21 : Started scan on B0740-28. 07:25 : Stopped scan. 07:27 : Phasing check on 0837-198. 07:36 : Started scan 3C286. 07:53 : Stopped scan & observing session.