! Started logfile: J1454-3747_X_2004_05_27_yyk_uvs.log on Wed Dec 7 00:31:56 2005 obs J1454-3747_X_2004_05_27_yyk_uve.fits ! Reading UV FITS file: J1454-3747_X_2004_05_27_yyk_uve.fits ! AN table 1: 11 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.818182 visibilities/baseline/integration-bin. ! Found source: J1454-3747 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1380 lines of history. ! ! Reading 1620 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ![@muppet J1454-3747_X_2004_05_27_yyk] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 10 float amp_soltime2 amp_soltime2 = 1 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.10 float win_mult win_mult = 1.8 float time_av time_av = 30 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.481212 Jy startmod ,phase_soltime ! Applying default point source starting model. ! Performing phase self-cal over 10 minute time intervals ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.583964Jy sigma=8.436660 ! Fit after self-cal, rms=0.583693Jy sigma=8.432315 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.5918 mas, bmaj=1.646 mas, bpa=-5.474 degrees ! Estimated noise=2.1023 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.367157 Jy ! Component: 100 - total flux cleaned = 0.466818 Jy ! Total flux subtracted in 100 components = 0.466818 Jy ! Clean residual min=-0.016550 max=0.030980 Jy/beam ! Clean residual mean=-0.000245 rms=0.005218 Jy/beam ! Combined flux in latest and established models = 0.466818 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.466818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128394Jy sigma=1.876906 ! Fit after self-cal, rms=0.128296Jy sigma=1.875432 ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.7765 mas, bmaj=2.089 mas, bpa=-4.498 degrees ! Estimated noise=1.36008 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0748168 Jy ! Component: 100 - total flux cleaned = 0.10122 Jy ! Component: 150 - total flux cleaned = 0.110995 Jy ! Component: 200 - total flux cleaned = 0.113032 Jy ! Total flux subtracted in 200 components = 0.113032 Jy ! Clean residual min=-0.015994 max=0.032159 Jy/beam ! Clean residual mean=-0.000118 rms=0.005660 Jy/beam ! Combined flux in latest and established models = 0.57985 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 26 components and 0.57985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108113Jy sigma=1.395541 ! Fit after self-cal, rms=0.108050Jy sigma=1.395106 ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Added new window around map position (-2.4, 0.2). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0359903 Jy ! Component: 100 - total flux cleaned = 0.0452516 Jy ! Component: 150 - total flux cleaned = 0.0455526 Jy ! Component: 200 - total flux cleaned = 0.046035 Jy ! Total flux subtracted in 200 components = 0.046035 Jy ! Clean residual min=-0.013464 max=0.021431 Jy/beam ! Clean residual mean=0.000061 rms=0.004052 Jy/beam ! Combined flux in latest and established models = 0.625885 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 36 model components to the UV plane model. ! The established model now contains 56 components and 0.625885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098508Jy sigma=1.251290 ! Fit after self-cal, rms=0.097234Jy sigma=1.225250 ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! selflims ampcor_selflim ! Selfcal amplitude corrections will be limited to 0.833333 -> 1.2. ! Selfcal phase corrections will not be limited. gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Amplitude normalization factor in sub-array 1: 0.993455 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 HN 1.00* KP 1.01 ! LA 0.97 MK 0.97 NL 1.18 OV 1.01 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.00241 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 HN 1.00* KP 0.94 ! LA 0.96 MK 0.99 NL 1.15 OV 1.00 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 0.991278 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 HN 1.00* KP 0.91 ! LA 0.95 MK 1.01 NL 1.14 OV 1.03 ! PT 1.04 SC 1.01 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.976253 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HN 1.00* KP 0.93 ! LA 0.98 MK 0.98 NL 1.19 OV 1.05 ! PT 1.13 SC 1.00 ! ! ! Fit before self-cal, rms=0.097234Jy sigma=1.225250 ! Fit after self-cal, rms=0.090979Jy sigma=1.087457 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090979Jy sigma=1.087457 ! Fit after self-cal, rms=0.090997Jy sigma=1.087392 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.7728 mas, bmaj=2.083 mas, bpa=-4.462 degrees ! Estimated noise=1.33951 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00549223 Jy ! Component: 100 - total flux cleaned = -0.00665722 Jy ! Component: 150 - total flux cleaned = -0.00696143 Jy ! Component: 200 - total flux cleaned = -0.0072202 Jy ! Total flux subtracted in 200 components = -0.0072202 Jy ! Clean residual min=-0.006588 max=0.008493 Jy/beam ! Clean residual mean=0.000099 rms=0.002150 Jy/beam ! Combined flux in latest and established models = 0.618665 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 71 components and 0.618665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090105Jy sigma=1.073516 ! Fit after self-cal, rms=0.090071Jy sigma=1.073198 ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec print "************** FINISHED AMPLITUDE GSCALE SELF-CAL **************" ! ************** FINISHED AMPLITUDE GSCALE SELF-CAL ************** ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090071Jy sigma=1.073198 ! Fit after self-cal, rms=0.087028Jy sigma=1.022907 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000594471 Jy ! Component: 100 - total flux cleaned = 0.000482601 Jy ! Component: 150 - total flux cleaned = 0.000376584 Jy ! Component: 200 - total flux cleaned = 0.000282773 Jy ! Total flux subtracted in 200 components = 0.000282773 Jy ! Clean residual min=-0.006521 max=0.008419 Jy/beam ! Clean residual mean=0.000092 rms=0.002084 Jy/beam ! Combined flux in latest and established models = 0.618948 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 80 components and 0.618948 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086761Jy sigma=1.019564 ! Fit after self-cal, rms=0.086828Jy sigma=1.015569 ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec print "*** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime ***" ! *** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime *** ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7728 x 2.083 at -4.462 degrees (North through East) ! Clean map min=-0.0061866 max=0.42283 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true, amp_soltime2 selfcal false, false, phase_soltime flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "************** FINISHED AMPLITUDE SELF-CAL **************" end if ! Performing amp+phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086828Jy sigma=1.015569 ! Fit after self-cal, rms=0.085505Jy sigma=0.974351 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085505Jy sigma=0.974351 ! Fit after self-cal, rms=0.085637Jy sigma=0.973983 ! Inverting map and beam ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.7738 mas, bmaj=2.086 mas, bpa=-4.064 degrees ! Estimated noise=1.34047 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000390332 Jy ! Component: 100 - total flux cleaned = 0.000392004 Jy ! Component: 150 - total flux cleaned = 0.000395286 Jy ! Component: 200 - total flux cleaned = 0.00032748 Jy ! Total flux subtracted in 200 components = 0.00032748 Jy ! Clean residual min=-0.005642 max=0.007313 Jy/beam ! Clean residual mean=0.000103 rms=0.001961 Jy/beam ! Combined flux in latest and established models = 0.619275 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 90 components and 0.619275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085421Jy sigma=0.971910 ! Fit after self-cal, rms=0.085484Jy sigma=0.971821 ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Performing amp+phase self-cal over 1 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085484Jy sigma=0.971821 ! Fit after self-cal, rms=0.084909Jy sigma=0.955757 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084909Jy sigma=0.955757 ! Fit after self-cal, rms=0.084913Jy sigma=0.955745 ! Inverting map and beam ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.7741 mas, bmaj=2.087 mas, bpa=-3.963 degrees ! Estimated noise=1.34167 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000758391 Jy ! Component: 100 - total flux cleaned = 0.000827078 Jy ! Component: 150 - total flux cleaned = 0.000954501 Jy ! Component: 200 - total flux cleaned = 0.000956985 Jy ! Total flux subtracted in 200 components = 0.000956985 Jy ! Clean residual min=-0.005568 max=0.007092 Jy/beam ! Clean residual mean=0.000101 rms=0.001929 Jy/beam ! Combined flux in latest and established models = 0.620232 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 0.620232 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084796Jy sigma=0.954365 ! Fit after self-cal, rms=0.084805Jy sigma=0.954333 ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! ************** FINISHED AMPLITUDE SELF-CAL ************** uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.4 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=2.717 mas, bmaj=8.993 mas, bpa=-2.551 degrees ! Estimated noise=1.82592 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00187866 Jy ! Component: 100 - total flux cleaned = 0.00187337 Jy ! Component: 150 - total flux cleaned = 0.00187127 Jy ! Component: 200 - total flux cleaned = 0.00181828 Jy ! Total flux subtracted in 200 components = 0.00181828 Jy ! Clean residual min=-0.007293 max=0.009860 Jy/beam ! Clean residual mean=0.000216 rms=0.003259 Jy/beam ! Combined flux in latest and established models = 0.622051 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 97 components and 0.622051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084897Jy sigma=0.955338 ! Fit after self-cal, rms=0.084906Jy sigma=0.955104 ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.4 print "************** FINISHED TAPERING SELF-CAL CLEAN **************" ! ************** FINISHED TAPERING SELF-CAL CLEAN ************** ! print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter, clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.5904 mas, bmaj=1.644 mas, bpa=-4.956 degrees ! Estimated noise=2.10679 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.367551 Jy ! Component: 100 - total flux cleaned = 0.468425 Jy ! Component: 150 - total flux cleaned = 0.509511 Jy ! Component: 200 - total flux cleaned = 0.535471 Jy ! Total flux subtracted in 200 components = 0.535471 Jy ! Clean residual min=-0.010745 max=0.012494 Jy/beam ! Clean residual mean=-0.000097 rms=0.002916 Jy/beam ! Combined flux in latest and established models = 0.535471 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 33 model components to the UV plane model. ! The established model now contains 33 components and 0.535471 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.7741 mas, bmaj=2.087 mas, bpa=-3.963 degrees ! Estimated noise=1.34167 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, -0.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0392767 Jy ! Component: 100 - total flux cleaned = 0.0593267 Jy ! Component: 150 - total flux cleaned = 0.070911 Jy ! Component: 200 - total flux cleaned = 0.0777468 Jy ! Total flux subtracted in 200 components = 0.0777468 Jy ! Clean residual min=-0.006435 max=0.007204 Jy/beam ! Clean residual mean=0.000080 rms=0.002040 Jy/beam ! Combined flux in latest and established models = 0.613218 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 68 components and 0.613218 Jy ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=2.717 mas, bmaj=8.993 mas, bpa=-2.551 degrees ! Estimated noise=1.82592 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00727571 Jy ! Component: 100 - total flux cleaned = 0.00864431 Jy ! Component: 150 - total flux cleaned = 0.00893909 Jy ! Component: 200 - total flux cleaned = 0.00924524 Jy ! Total flux subtracted in 200 components = 0.00924524 Jy ! Clean residual min=-0.006735 max=0.009922 Jy/beam ! Clean residual mean=0.000228 rms=0.003282 Jy/beam ! Combined flux in latest and established models = 0.622463 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 72 components and 0.622463 Jy ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! Estimated beam: bmin=0.7741 mas, bmaj=2.087 mas, bpa=-3.963 degrees ! Estimated noise=1.34167 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000982872 Jy ! Component: 100 - total flux cleaned = -0.000882358 Jy ! Component: 150 - total flux cleaned = -0.00079245 Jy ! Component: 200 - total flux cleaned = -0.000709445 Jy ! Total flux subtracted in 200 components = -0.000709445 Jy ! Clean residual min=-0.005682 max=0.007245 Jy/beam ! Clean residual mean=0.000105 rms=0.001889 Jy/beam ! Combined flux in latest and established models = 0.621753 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 78 components and 0.621754 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084547Jy sigma=0.951157 ! Fit after self-cal, rms=0.084506Jy sigma=0.950683 wmodel J1454-3747_X_2004_05_27_yyk\_map.mod ! Writing 78 model components to file: J1454-3747_X_2004_05_27_yyk_map.mod wobs J1454-3747_X_2004_05_27_yyk\_uvs.fits ! Writing UV FITS file: J1454-3747_X_2004_05_27_yyk_uvs.fits wwins J1454-3747_X_2004_05_27_yyk\_map.win ! wwins: Wrote 3 windows to J1454-3747_X_2004_05_27_yyk_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00310021 Jy ! Component: 100 - total flux cleaned = 0.00533536 Jy ! Component: 150 - total flux cleaned = 0.00698844 Jy ! Component: 200 - total flux cleaned = 0.00806342 Jy ! Component: 250 - total flux cleaned = 0.00881834 Jy ! Component: 300 - total flux cleaned = 0.00944713 Jy ! Component: 350 - total flux cleaned = 0.0101146 Jy ! Component: 400 - total flux cleaned = 0.0105412 Jy ! Component: 450 - total flux cleaned = 0.0110868 Jy ! Component: 500 - total flux cleaned = 0.0114153 Jy ! Component: 550 - total flux cleaned = 0.0118563 Jy ! Component: 600 - total flux cleaned = 0.0122797 Jy ! Component: 650 - total flux cleaned = 0.0123972 Jy ! Component: 700 - total flux cleaned = 0.0123971 Jy ! Component: 750 - total flux cleaned = 0.0123417 Jy ! Component: 800 - total flux cleaned = 0.0122368 Jy ! Component: 850 - total flux cleaned = 0.0122883 Jy ! Component: 900 - total flux cleaned = 0.0123399 Jy ! Component: 950 - total flux cleaned = 0.0123411 Jy ! Component: 1000 - total flux cleaned = 0.0123419 Jy ! Component: 1050 - total flux cleaned = 0.0124358 Jy ! Component: 1100 - total flux cleaned = 0.0125274 Jy ! Component: 1150 - total flux cleaned = 0.0124811 Jy ! Component: 1200 - total flux cleaned = 0.0124368 Jy ! Component: 1250 - total flux cleaned = 0.0124802 Jy ! Component: 1300 - total flux cleaned = 0.0125664 Jy ! Component: 1350 - total flux cleaned = 0.0125237 Jy ! Component: 1400 - total flux cleaned = 0.0126076 Jy ! Component: 1450 - total flux cleaned = 0.012649 Jy ! Component: 1500 - total flux cleaned = 0.0125694 Jy ! Component: 1550 - total flux cleaned = 0.012688 Jy ! Component: 1600 - total flux cleaned = 0.0126091 Jy ! Component: 1650 - total flux cleaned = 0.01261 Jy ! Component: 1700 - total flux cleaned = 0.0126099 Jy ! Component: 1750 - total flux cleaned = 0.012572 Jy ! Component: 1800 - total flux cleaned = 0.0124971 Jy ! Component: 1850 - total flux cleaned = 0.0124608 Jy ! Component: 1900 - total flux cleaned = 0.0124245 Jy ! Component: 1950 - total flux cleaned = 0.0124605 Jy ! Component: 2000 - total flux cleaned = 0.0123542 Jy ! Total flux subtracted in 2048 components = 0.0123192 Jy ! Clean residual min=-0.001842 max=0.002310 Jy/beam ! Clean residual mean=0.000018 rms=0.000683 Jy/beam ! Combined flux in latest and established models = 0.634073 Jy keep ! Adding 132 model components to the UV plane model. ! The established model now contains 210 components and 0.634073 Jy ![Exited script file: muppet] wmap "J1454-3747_X_2004_05_27_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7741 x 2.087 at -3.963 degrees (North through East) ! Clean map min=-0.0032494 max=0.4298 Jy/beam ! Writing clean map to FITS file: J1454-3747_X_2004_05_27_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.429797 invert ! Inverting map ! Your choice of large map pixels excluded 0.334% of the data. ! The x-axis pixel size should ideally be below 0.1992 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000681367 device "J1454-3747_X_2004_05_27_yyk\_map.eps/VPS" ! Attempting to open device: 'J1454-3747_X_2004_05_27_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.475597 0.475597 0.951195 1.90239 3.80478 7.60956 15.2191 30.4382 60.8765 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.429 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7741 x 2.087 at -3.963 degrees (North through East) ! Clean map min=-0.0032494 max=0.4298 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1454-3747_X_2004_05_27_yyk\_map.gif/gif" ! Attempting to open device: 'J1454-3747_X_2004_05_27_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1454-3747_X_2004_05_27_yyk_uvs.log closed on Wed Dec 7 00:32:00 2005