GTAC Observation Log 1. Date : 06/05/2008 2. Observation Sr. No. : 3714 3. Observer : J.Roy 4. Observer's Email : jroy@ncra.tifr.res.in 5. Project Name : PSR J1833-1034 6. Project Code : 14JRB01 7. Operator(s) : Jitendra, 8. Command File : /btemp2/cmd/hold.cmd 9. LTA File : /rawdata/6may/14jrb01_6may2008.lta, /rawdata1/6may/14jrb01_6may2008.ltb 10. LogFlag File : /btemp2/logflags/14JRB01.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 : 6+0 dB, 32 MHz,OFF, IF-CH2 : 6+0 dB, 32 MHz,OFF 14. BB BW(KHz) & BB ALC : 16000 KHz, OFF 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) :27 20. Name of Non-Working Antennas (with reason for each) : C01- Phase unstable S01 - Self Zero E02 - ABC T.O. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 23:20 - 03:40 23. Comments (During Observations) : ------------------------------------------- ******** ONLINE Machine : Bhaskar ********* ******** Corr Mode : IndianPolar ********* -------------------------------------------- NOTE FOR THE USER : 1. S01-LSB, S04-LSB, S06-LSB, E06-LSB : First ~40 channels - bad bandshape. 2. The above problem does not affect the data if 'CLASSIC NORM OFF' (Un-normalised) is used in listscan/gvfits. --------------------------------------------- 23:20 : 14JRB01 - IF Power equalized to 650, BB gain equlized to 1000 counts. Default 610 MHz. E02,S01 - ABC T.O. 23:56 : Scan # 1, 2 - Phasing C01 - Phase not stable in both sideband. S01 - Zero counts in USB. W02-W05 - No fringe in USB. LSB - C05-C10 No phase stable.- Phasing problem. 00:27 : target Psr G21.5 02:51 : scan stopped, 610 MHz observation over. 02:52 : Default 235 MHz setup started with Full Baseband BW (16 MHz) TPA 244 244 310 310 66 66 : IF+BB Gain - equalized to 1000 on 1830-360 03:15 : scan #12 Phasing on 1830-360 03:40 : Observing session over. 02:01 : W phasing on 1822-096 (Scan #5). 02:51 : scan stopped, 610 MHz observation over. 02:52 : Default 235 MHz setup started with Full Baseband BW (16 MHz) TPA 244 244 310 310 66 66 : IF+BB Gain - equalized to 1000 on 1830-360 03:15 : scan #12 Phasing on 1830-360 03:40 : Observing session over.