! Started logfile: J0538-4405_X_2003_07_09_pus_uvs.log on Sun Apr 7 11:52:24 2013 obs J0538-4405_X_2003_07_09_pus_uva.fits ! Reading UV FITS file: J0538-4405_X_2003_07_09_pus_uva.fits ! AN table 1: 64 integrations on 171 of 171 possible baselines. ! AN table 2: 33 integrations on 171 of 171 possible baselines. ! AN table 3: 45 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0192324 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0538-4405 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1874 lines of history. ! ! Reading 1868 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 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0538-4405_X_2003_07_09_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 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. startmod ! Applying default point source starting model. ! Performing phase self-cal ! 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 1216 telescope corrections were flagged in sub-array 1. ! A total of 627 telescope corrections were flagged in sub-array 2. ! A total of 700 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1216 telescope corrections were flagged in sub-array 1. ! A total of 627 telescope corrections were flagged in sub-array 2. ! A total of 700 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1216 telescope corrections were flagged in sub-array 1. ! A total of 627 telescope corrections were flagged in sub-array 2. ! A total of 700 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1216 telescope corrections were flagged in sub-array 1. ! A total of 627 telescope corrections were flagged in sub-array 2. ! A total of 701 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=2.381789Jy sigma=0.017752 ! Fit after self-cal, rms=2.450359Jy sigma=0.018757 ! 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 ! Estimated beam: bmin=0.6752 mas, bmaj=1.017 mas, bpa=30.83 degrees ! Estimated noise=6154.99 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.39433 Jy ! Component: 100 - total flux cleaned = 3.09263 Jy ! Total flux subtracted in 100 components = 3.09263 Jy ! Clean residual min=-0.169475 max=0.309830 Jy/beam ! Clean residual mean=0.008684 rms=0.077291 Jy/beam ! Combined flux in latest and established models = 3.09263 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 3.09263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.730013Jy sigma=0.005041 ! Fit after self-cal, rms=0.729646Jy sigma=0.005039 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! 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 ! Estimated beam: bmin=1.058 mas, bmaj=1.711 mas, bpa=14.63 degrees ! Estimated noise=2823.11 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.516091 Jy ! Component: 100 - total flux cleaned = 0.693084 Jy ! Component: 150 - total flux cleaned = 0.754718 Jy ! Component: 200 - total flux cleaned = 0.776526 Jy ! Total flux subtracted in 200 components = 0.776526 Jy ! Clean residual min=-0.073412 max=0.095563 Jy/beam ! Clean residual mean=0.004288 rms=0.030734 Jy/beam ! Combined flux in latest and established models = 3.86916 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 3.86916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.380959Jy sigma=0.001853 ! Fit after self-cal, rms=0.380361Jy sigma=0.001849 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HN 1.00* KP 1.04 LA 0.97 MA 1.00* ! MK 0.99 NL 1.00* NY 1.00* ON 1.00* ! OV 0.99 PT 0.99 SC 1.00* TC 0.79 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HN 1.00* KP 1.06 LA 0.97 MA 1.00* ! MK 1.00 NL 1.00* NY 1.00* ON 1.00* ! OV 0.98 PT 1.04 SC 1.00* TC 0.83 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.95 GC 1.00* GG 1.00* ! HN 1.00* KP 1.06 LA 0.97 MA 1.00* ! MK 0.99 NL 1.00* NY 1.00* ON 1.00* ! OV 1.03 PT 1.02 SC 1.00* TC 1.54 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.94 GC 1.00* GG 1.00* ! HN 1.00* KP 1.06 LA 0.97 MA 1.00* ! MK 1.02 NL 1.00* NY 1.00* ON 1.00* ! OV 1.01 PT 1.02 SC 1.00* TC 1.54 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.380361Jy sigma=0.001849 ! Fit after self-cal, rms=0.358422Jy sigma=0.001414 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.084 mas, bmaj=1.811 mas, bpa=11.45 degrees ! Estimated noise=2847.73 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2.6, -24.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0197101 Jy ! Component: 100 - total flux cleaned = 0.0196765 Jy ! Component: 150 - total flux cleaned = 0.0174175 Jy ! Component: 200 - total flux cleaned = 0.0155806 Jy ! Total flux subtracted in 200 components = 0.0155806 Jy ! Clean residual min=-0.016841 max=0.014700 Jy/beam ! Clean residual mean=0.000363 rms=0.003860 Jy/beam ! Combined flux in latest and established models = 3.88474 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 3.88474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.356199Jy sigma=0.001380 ! Fit after self-cal, rms=0.356075Jy sigma=0.001378 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.356075Jy sigma=0.001378 ! Fit after self-cal, rms=0.355518Jy sigma=0.001376 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.083 mas, bmaj=1.808 mas, bpa=11.45 degrees ! Estimated noise=2843.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00596706 Jy ! Component: 100 - total flux cleaned = 0.00550174 Jy ! Component: 150 - total flux cleaned = 0.00550212 Jy ! Component: 200 - total flux cleaned = 0.00531446 Jy ! Total flux subtracted in 200 components = 0.00531446 Jy ! Clean residual min=-0.010645 max=0.013815 Jy/beam ! Clean residual mean=0.000301 rms=0.003248 Jy/beam ! Combined flux in latest and established models = 3.89005 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 39 components and 3.89005 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.355084Jy sigma=0.001372 ! Fit after self-cal, rms=0.355075Jy sigma=0.001372 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.90562e-05 Jy ! Component: 100 - total flux cleaned = -8.78632e-05 Jy ! Component: 150 - total flux cleaned = -0.000228414 Jy ! Component: 200 - total flux cleaned = -0.000228337 Jy ! Total flux subtracted in 200 components = -0.000228337 Jy ! Clean residual min=-0.010510 max=0.013416 Jy/beam ! Clean residual mean=0.000302 rms=0.003136 Jy/beam ! Combined flux in latest and established models = 3.88982 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 45 components and 3.88982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.354878Jy sigma=0.001371 ! Fit after self-cal, rms=0.354875Jy sigma=0.001371 ! Inverting map ! Added new window around map position (-25, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.006557 Jy ! Component: 100 - total flux cleaned = 0.00654243 Jy ! Component: 150 - total flux cleaned = 0.00651214 Jy ! Component: 200 - total flux cleaned = 0.00648419 Jy ! Total flux subtracted in 200 components = 0.00648419 Jy ! Clean residual min=-0.010891 max=0.010244 Jy/beam ! Clean residual mean=0.000319 rms=0.002870 Jy/beam ! Combined flux in latest and established models = 3.89631 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 56 components and 3.89631 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.352540Jy sigma=0.001367 ! Fit after self-cal, rms=0.352501Jy sigma=0.001367 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.352501Jy sigma=0.001367 ! Fit after self-cal, rms=0.351928Jy sigma=0.001367 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.082 mas, bmaj=1.808 mas, bpa=11.42 degrees ! Estimated noise=2842.83 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010419 Jy ! Component: 100 - total flux cleaned = 0.00102574 Jy ! Component: 150 - total flux cleaned = 0.00075987 Jy ! Component: 200 - total flux cleaned = 0.000998918 Jy ! Total flux subtracted in 200 components = 0.000998918 Jy ! Clean residual min=-0.009398 max=0.009815 Jy/beam ! Clean residual mean=0.000309 rms=0.002718 Jy/beam ! Combined flux in latest and established models = 3.89731 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 57 components and 3.89731 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.350482Jy sigma=0.001366 ! Fit after self-cal, rms=0.350459Jy sigma=0.001366 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000212304 Jy ! Component: 100 - total flux cleaned = 0.000424017 Jy ! Component: 150 - total flux cleaned = 0.000644812 Jy ! Component: 200 - total flux cleaned = 0.000858082 Jy ! Total flux subtracted in 200 components = 0.000858082 Jy ! Clean residual min=-0.008881 max=0.009657 Jy/beam ! Clean residual mean=0.000308 rms=0.002646 Jy/beam ! Combined flux in latest and established models = 3.89817 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 58 components and 3.89817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349508Jy sigma=0.001365 ! Fit after self-cal, rms=0.349494Jy sigma=0.001365 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349494Jy sigma=0.001365 ! Fit after self-cal, rms=0.348407Jy sigma=0.001365 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.233 mas, bmaj=14.27 mas, bpa=14.91 degrees ! Estimated noise=3123.15 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139364 Jy ! Component: 100 - total flux cleaned = 0.00161604 Jy ! Component: 150 - total flux cleaned = 0.00175183 Jy ! Component: 200 - total flux cleaned = 0.00186763 Jy ! Total flux subtracted in 200 components = 0.00186763 Jy ! Clean residual min=-0.005385 max=0.008239 Jy/beam ! Clean residual mean=0.000442 rms=0.002244 Jy/beam ! Combined flux in latest and established models = 3.90003 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 68 components and 3.90003 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.348390Jy sigma=0.001365 ! Fit after self-cal, rms=0.348377Jy sigma=0.001364 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.77839e-05 Jy ! Component: 100 - total flux cleaned = -3.37446e-05 Jy ! Component: 150 - total flux cleaned = -0.00024238 Jy ! Component: 200 - total flux cleaned = -0.000375727 Jy ! Total flux subtracted in 200 components = -0.000375727 Jy ! Clean residual min=-0.005405 max=0.008147 Jy/beam ! Clean residual mean=0.000452 rms=0.002220 Jy/beam ! Combined flux in latest and established models = 3.89966 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 70 components and 3.89966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.348378Jy sigma=0.001364 ! Fit after self-cal, rms=0.348369Jy sigma=0.001364 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=1.082 mas, bmaj=1.808 mas, bpa=11.43 degrees ! Estimated noise=2842.6 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.082 x 1.808 at 11.43 degrees (North through East) ! Clean map min=-0.021293 max=3.374 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.348369Jy sigma=0.001364 ! Fit after self-cal, rms=0.348042Jy sigma=0.000976 ! Inverting map and beam ! Estimated beam: bmin=1.081 mas, bmaj=1.807 mas, bpa=11.5 degrees ! Estimated noise=2842.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000711471 Jy ! Component: 100 - total flux cleaned = -0.000929565 Jy ! Component: 150 - total flux cleaned = -0.000936137 Jy ! Component: 200 - total flux cleaned = -0.00110389 Jy ! Total flux subtracted in 200 components = -0.00110389 Jy ! Clean residual min=-0.008320 max=0.010873 Jy/beam ! Clean residual mean=0.000148 rms=0.002465 Jy/beam ! Combined flux in latest and established models = 3.89855 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 75 components and 3.89855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.347294Jy sigma=0.000975 ! Fit after self-cal, rms=0.347265Jy sigma=0.000975 ! Inverting map ! Added new window around map position (-18.2, 25.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00734767 Jy ! Component: 100 - total flux cleaned = 0.00841761 Jy ! Component: 150 - total flux cleaned = 0.00896957 Jy ! Component: 200 - total flux cleaned = 0.00879713 Jy ! Total flux subtracted in 200 components = 0.00879713 Jy ! Clean residual min=-0.007131 max=0.006175 Jy/beam ! Clean residual mean=0.000055 rms=0.001982 Jy/beam ! Combined flux in latest and established models = 3.90735 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 88 components and 3.90735 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346355Jy sigma=0.000972 ! Fit after self-cal, rms=0.346328Jy sigma=0.000972 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346328Jy sigma=0.000972 ! Fit after self-cal, rms=0.346569Jy sigma=0.000972 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative 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 ! Estimated beam: bmin=0.6843 mas, bmaj=1.051 mas, bpa=27.05 degrees ! Estimated noise=6092.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.39141 Jy ! Component: 100 - total flux cleaned = 3.08014 Jy ! Component: 150 - total flux cleaned = 3.41626 Jy ! Component: 200 - total flux cleaned = 3.60884 Jy ! Total flux subtracted in 200 components = 3.60884 Jy ! Clean residual min=-0.053019 max=0.098675 Jy/beam ! Clean residual mean=0.002733 rms=0.025067 Jy/beam ! Combined flux in latest and established models = 3.60884 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 25 model components to the UV plane model. ! The established model now contains 25 components and 3.60884 Jy ! Inverting map and beam ! Estimated beam: bmin=1.081 mas, bmaj=1.808 mas, bpa=11.49 degrees ! Estimated noise=2842.2 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=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.177346 Jy ! Component: 100 - total flux cleaned = 0.240227 Jy ! Component: 150 - total flux cleaned = 0.269327 Jy ! Component: 200 - total flux cleaned = 0.287784 Jy ! Total flux subtracted in 200 components = 0.287784 Jy ! Clean residual min=-0.018267 max=0.014832 Jy/beam ! Clean residual mean=0.000156 rms=0.004338 Jy/beam ! Combined flux in latest and established models = 3.89663 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 41 components and 3.89663 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.232 mas, bmaj=14.27 mas, bpa=14.91 degrees ! Estimated noise=3122.67 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110266 Jy ! Component: 100 - total flux cleaned = 0.0133983 Jy ! Component: 150 - total flux cleaned = 0.013766 Jy ! Component: 200 - total flux cleaned = 0.0142549 Jy ! Total flux subtracted in 200 components = 0.0142549 Jy ! Clean residual min=-0.007620 max=0.006876 Jy/beam ! Clean residual mean=0.000019 rms=0.002797 Jy/beam ! Combined flux in latest and established models = 3.91088 Jy flux_cutoff = imstat(rms) * dynam 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=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000587952 Jy ! Component: 100 - total flux cleaned = 0.00098837 Jy ! Component: 150 - total flux cleaned = 0.00147219 Jy ! Component: 200 - total flux cleaned = 0.00191064 Jy ! Total flux subtracted in 200 components = 0.00191064 Jy ! Clean residual min=-0.006980 max=0.005664 Jy/beam ! Clean residual mean=-0.000009 rms=0.002352 Jy/beam ! Combined flux in latest and established models = 3.91279 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 51 components and 3.91279 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.081 mas, bmaj=1.808 mas, bpa=11.49 degrees ! Estimated noise=2842.2 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00302923 Jy ! Component: 100 - total flux cleaned = 0.00264603 Jy ! Component: 150 - total flux cleaned = 0.00165157 Jy ! Component: 200 - total flux cleaned = 0.0010236 Jy ! Total flux subtracted in 200 components = 0.0010236 Jy ! Clean residual min=-0.008486 max=0.008544 Jy/beam ! Clean residual mean=0.000004 rms=0.002648 Jy/beam ! Combined flux in latest and established models = 3.91382 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 3.91382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.351060Jy sigma=0.000979 ! Fit after self-cal, rms=0.350745Jy sigma=0.000977 wmodel J0538-4405_X_2003_07_09_pus_map.mod ! Writing 65 model components to file: J0538-4405_X_2003_07_09_pus_map.mod wobs J0538-4405_X_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J0538-4405_X_2003_07_09_pus_uvs.fits wwins J0538-4405_X_2003_07_09_pus_map.win ! wwins: Wrote 4 windows to J0538-4405_X_2003_07_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00378539 Jy ! Component: 100 - total flux cleaned = -0.00557121 Jy ! Component: 150 - total flux cleaned = -0.00759014 Jy ! Component: 200 - total flux cleaned = -0.00936436 Jy ! Component: 250 - total flux cleaned = -0.0104834 Jy ! Component: 300 - total flux cleaned = -0.0112338 Jy ! Component: 350 - total flux cleaned = -0.0113377 Jy ! Component: 400 - total flux cleaned = -0.01144 Jy ! Component: 450 - total flux cleaned = -0.0115375 Jy ! Component: 500 - total flux cleaned = -0.0117283 Jy ! Component: 550 - total flux cleaned = -0.0118227 Jy ! Component: 600 - total flux cleaned = -0.0121001 Jy ! Component: 650 - total flux cleaned = -0.0122817 Jy ! Component: 700 - total flux cleaned = -0.0123712 Jy ! Component: 750 - total flux cleaned = -0.0124592 Jy ! Component: 800 - total flux cleaned = -0.0124597 Jy ! Component: 850 - total flux cleaned = -0.0126336 Jy ! Component: 900 - total flux cleaned = -0.0128065 Jy ! Component: 950 - total flux cleaned = -0.0128918 Jy ! Component: 1000 - total flux cleaned = -0.0129774 Jy ! Component: 1050 - total flux cleaned = -0.013061 Jy ! Component: 1100 - total flux cleaned = -0.0131457 Jy ! Component: 1150 - total flux cleaned = -0.0132297 Jy ! Component: 1200 - total flux cleaned = -0.0132299 Jy ! Component: 1250 - total flux cleaned = -0.0133143 Jy ! Component: 1300 - total flux cleaned = -0.0132313 Jy ! Component: 1350 - total flux cleaned = -0.0130642 Jy ! Component: 1400 - total flux cleaned = -0.012813 Jy ! Component: 1450 - total flux cleaned = -0.0126444 Jy ! Component: 1500 - total flux cleaned = -0.0124735 Jy ! Component: 1550 - total flux cleaned = -0.0124739 Jy ! Component: 1600 - total flux cleaned = -0.0124728 Jy ! Component: 1650 - total flux cleaned = -0.012563 Jy ! Component: 1700 - total flux cleaned = -0.0125645 Jy ! Component: 1750 - total flux cleaned = -0.0125628 Jy ! Component: 1800 - total flux cleaned = -0.0125645 Jy ! Component: 1850 - total flux cleaned = -0.0125638 Jy ! Component: 1900 - total flux cleaned = -0.0125636 Jy ! Component: 1950 - total flux cleaned = -0.0125617 Jy ! Component: 2000 - total flux cleaned = -0.0125614 Jy ! Total flux subtracted in 2048 components = -0.012561 Jy ! Clean residual min=-0.005896 max=0.006121 Jy/beam ! Clean residual mean=-0.000115 rms=0.001854 Jy/beam ! Combined flux in latest and established models = 3.90126 Jy keep ! Adding 72 model components to the UV plane model. ! The established model now contains 135 components and 3.90126 Jy ![Exited script file: muppet] wmap "J0538-4405_X_2003_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.081 x 1.808 at 11.49 degrees (North through East) ! Clean map min=-0.011633 max=3.3373 Jy/beam ! Writing clean map to FITS file: J0538-4405_X_2003_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 3.33728 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00195452 device "J0538-4405_X_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0538-4405_X_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.175699 0.175699 0.351398 0.702795 1.40559 2.81118 5.62236 11.2447 22.4894 44.9789 89.9578 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0058 print "peak=",int(1000*peak_flux)/1000 ! peak= 3.337 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.081 x 1.808 at 11.49 degrees (North through East) ! Clean map min=-0.011633 max=3.3373 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0538-4405_X_2003_07_09_pus_uvs.log closed on Sun Apr 7 11:52:29 2013