GTAC Observation Log 1. Date : 11/07/2010 2. Observation Sr. No. : 4955 3. Observer : Avinash Deshpande,Richard,Wasim 4. Observer's Email : desh@rri.res.in,wasim@rri.res.in,richard.dodson@uwa.edu.au 5. Project Name : Polarised GMRT observations of the Vela PWN 6. Project Code : 18_072 7. Operator(s) : Amruta, Deepak, Manisha, Rupsingh, Santaji, Shilpa 8. Command File : /odisk/gtac/cmd/18_072/18_072_11jul_0.cmd, /odisk/gtac/cmd/18_072/18_072_11jul_1.cmd 9. LTA File : /rawdata/11jul/18_072_11jul2010.lta 10. GSB File : /gsbifrdata/11jul/18_072_11jul2010_gsb.lta 11. LogFlag File : /odisk/online1/logflags/18_072.FLAGS.1 ANTENNA SETTINGS : 12. RF Freq(MHz) & Solar Attn(dB)- RF1 : 1277 MHz ,RF2 : 1277 MHz, SA1 : 0 dB, SA2 : 0 dB 13. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 1215 MHz, ILO2 : 1215 MHz, IVLO1 : 62 MHz, IVLO2 : 62 MHz 14. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 20+4 dB, 16 MHz,OFF, IF-CH2 : 20+4 dB, 16 MHz,OFF 15. BB BW(KHz) & BB ALC : 16000 KHz, OFF CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 1277 1277 1215 1215 62 62 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :29 20. Name of Non-Working Antennas (with reason for each) : C11 : Servo SSI Work. 21. Note for Backup :-- 22. Start and End Time of Obs.(IST): 10:00 - 17:00 23. ONLINE Machine : Shivneri 24. Correlator Mode : IndianPolar 25. Comments (During Observations) : 2S data files : /gsbifrdata/11jul/18_072_11jul2010_gsb_2s.lta ------------------------------------------------------------------------- IA and PA recording files : /mnt/a/gsbuser/11jul2010/18_072_IA.raw, /mnt/a/gsbuser/11jul2010/18_072_PA.raw ------------------------------------------------------------------------- Correlator configured in pulsar mode. ------------------------------------------------------------------------- 10:35 : Power equilised on 3C48 IF @ 800 counts and BB @ 1000 counts. 11:14 : Phasing done on 3C48. 11:14 : Started scan on 3C48. 11:22 : Stopped scan. Stopped GSB recording(IFR,IA,PA). 11:23 : '/odisk/gtac/cmd/18_072/18_072_11jul_0.cmd' command file started. 11:25 : Stopped command file. 11:47 : '/odisk/gtac/cmd/18_072/18_072_11jul_1.cmd' command file satrted. 16:26 : Stopped command file. 16:30 : Started scan on B0950+08. 16:38 : Stopped scan. 16:41 : Started scan on B0656+14. 17:00 : Stopped scan and observation over.