! Started logfile: J0513-2159_X_2000_03_13_pus_uvs.log on Mon Apr 1 13:26:15 2013 obs J0513-2159_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0513-2159_X_2000_03_13_pus_uva.fits ! AN table 1: 36 integrations on 190 of 190 possible baselines. ! AN table 2: 66 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0551084 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0513-2159 ! ! 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 2382 lines of history. ! ! Reading 4272 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 J0513-2159_X_2000_03_13_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 555 telescope corrections were flagged in sub-array 1. ! A total of 1160 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 555 telescope corrections were flagged in sub-array 1. ! A total of 1160 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 555 telescope corrections were flagged in sub-array 1. ! A total of 1160 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 555 telescope corrections were flagged in sub-array 1. ! A total of 1182 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.099843Jy sigma=0.005590 ! Fit after self-cal, rms=0.965711Jy sigma=0.005215 ! 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 8.73% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.5153 mas, bmaj=1.385 mas, bpa=9.198 degrees ! Estimated noise=2726.68 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 = 0.323362 Jy ! Component: 100 - total flux cleaned = 0.43617 Jy ! Total flux subtracted in 100 components = 0.43617 Jy ! Clean residual min=-0.021341 max=0.048553 Jy/beam ! Clean residual mean=0.000827 rms=0.007619 Jy/beam ! Combined flux in latest and established models = 0.43617 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.43617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.801853Jy sigma=0.001439 ! Fit after self-cal, rms=0.801469Jy sigma=0.001436 ! Inverting map ! Your choice of large map pixels excluded 8.73% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0526088 Jy ! Component: 100 - total flux cleaned = 0.0772274 Jy ! Total flux subtracted in 100 components = 0.0772274 Jy ! Clean residual min=-0.017527 max=0.020234 Jy/beam ! Clean residual mean=0.000545 rms=0.004739 Jy/beam ! Combined flux in latest and established models = 0.513398 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 0.513397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.794841Jy sigma=0.001247 ! Fit after self-cal, rms=0.794392Jy sigma=0.001246 ! Inverting map ! Your choice of large map pixels excluded 8.73% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec 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 ! Your choice of large map pixels excluded 8.73% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6255 mas, bmaj=1.913 mas, bpa=4.303 degrees ! Estimated noise=1551.74 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 = 0.0267194 Jy ! Component: 100 - total flux cleaned = 0.0391108 Jy ! Component: 150 - total flux cleaned = 0.0455185 Jy ! Component: 200 - total flux cleaned = 0.0488778 Jy ! Total flux subtracted in 200 components = 0.0488778 Jy ! Clean residual min=-0.012676 max=0.017268 Jy/beam ! Clean residual mean=0.002579 rms=0.004148 Jy/beam ! Combined flux in latest and established models = 0.562275 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 29 components and 0.562275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.792737Jy sigma=0.001210 ! Fit after self-cal, rms=0.792364Jy sigma=0.001209 ! Inverting map ! Your choice of large map pixels excluded 8.73% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 GC 1.00* KP 0.95 ! LA 0.98 NL 1.00* OV 1.03 PT 0.97 ! SC 1.00* WF 1.00* HH 1.00* KK 1.07 ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00 WZ 1.00* HN 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.92 GC 1.00* KP 1.06 ! LA 1.05 NL 1.11 OV 1.00* PT 1.00 ! SC 1.03 WF 0.98 HH 1.43 KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 0.50 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 GC 1.00* KP 0.94 ! LA 0.94 NL 1.00* OV 1.01 PT 0.94 ! SC 1.00* WF 1.00* HH 1.00* KK 0.94 ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.05 WZ 1.00* HN 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.94 GC 1.00* KP 1.06 ! LA 1.04 NL 1.13 OV 1.00* PT 0.98 ! SC 0.99 WF 1.05 HH 1.48 KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 0.72 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 GC 1.00* KP 0.98 ! LA 0.94 NL 1.00* OV 0.99 PT 0.98 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00 ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.02 WZ 1.00* HN 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* KP 1.05 ! LA 0.99 NL 1.04 OV 1.00* PT 1.05 ! SC 1.04 WF 1.08 HH 1.01 KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 0.59 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 GC 1.00* KP 0.93 ! LA 0.99 NL 1.00* OV 1.02 PT 0.96 ! SC 1.00* WF 1.00* HH 1.00* KK 1.07 ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.01 WZ 1.00* HN 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.95 GC 1.00* KP 1.10 ! LA 1.00 NL 1.03 OV 1.00* PT 1.04 ! SC 1.15 WF 1.05 HH 1.05 KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! ! Fit before self-cal, rms=0.792364Jy sigma=0.001209 ! Fit after self-cal, rms=0.566513Jy sigma=0.001178 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6362 mas, bmaj=2.116 mas, bpa=2.937 degrees ! Estimated noise=1572.84 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 (6.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104999 Jy ! Component: 100 - total flux cleaned = 0.0125316 Jy ! Component: 150 - total flux cleaned = 0.0130813 Jy ! Component: 200 - total flux cleaned = 0.0130793 Jy ! Total flux subtracted in 200 components = 0.0130793 Jy ! Clean residual min=-0.007967 max=0.007748 Jy/beam ! Clean residual mean=0.000112 rms=0.002007 Jy/beam ! Combined flux in latest and established models = 0.575355 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 0.575354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.565942Jy sigma=0.001174 ! Fit after self-cal, rms=0.565129Jy sigma=0.001173 ! Inverting map ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec 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=0.565129Jy sigma=0.001173 ! Fit after self-cal, rms=0.559622Jy sigma=0.001172 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6394 mas, bmaj=2.116 mas, bpa=2.962 degrees ! Estimated noise=1575.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00489805 Jy ! Component: 100 - total flux cleaned = 0.00632589 Jy ! Component: 150 - total flux cleaned = 0.00653777 Jy ! Component: 200 - total flux cleaned = 0.00672784 Jy ! Total flux subtracted in 200 components = 0.00672784 Jy ! Clean residual min=-0.007026 max=0.007200 Jy/beam ! Clean residual mean=0.000212 rms=0.001853 Jy/beam ! Combined flux in latest and established models = 0.582082 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 46 components and 0.582082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.559363Jy sigma=0.001172 ! Fit after self-cal, rms=0.558978Jy sigma=0.001171 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec 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 = 0.00129739 Jy ! Component: 100 - total flux cleaned = 0.0015645 Jy ! Component: 150 - total flux cleaned = 0.00173228 Jy ! Component: 200 - total flux cleaned = 0.00189116 Jy ! Total flux subtracted in 200 components = 0.00189116 Jy ! Clean residual min=-0.007049 max=0.007168 Jy/beam ! Clean residual mean=0.000155 rms=0.001831 Jy/beam ! Combined flux in latest and established models = 0.583973 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.583973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.558838Jy sigma=0.001171 ! Fit after self-cal, rms=0.558668Jy sigma=0.001171 ! Inverting map ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec 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=0.558668Jy sigma=0.001171 ! Fit after self-cal, rms=0.564242Jy sigma=0.001171 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6445 mas, bmaj=2.131 mas, bpa=2.923 degrees ! Estimated noise=1581.41 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188071 Jy ! Component: 100 - total flux cleaned = 0.0026957 Jy ! Component: 150 - total flux cleaned = 0.00321252 Jy ! Component: 200 - total flux cleaned = 0.00336969 Jy ! Total flux subtracted in 200 components = 0.00336969 Jy ! Clean residual min=-0.007106 max=0.007032 Jy/beam ! Clean residual mean=0.000270 rms=0.001798 Jy/beam ! Combined flux in latest and established models = 0.587343 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 0.587343 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.564095Jy sigma=0.001171 ! Fit after self-cal, rms=0.564011Jy sigma=0.001171 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec 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 = 0.000604848 Jy ! Component: 100 - total flux cleaned = 0.000750465 Jy ! Component: 150 - total flux cleaned = 0.000820831 Jy ! Component: 200 - total flux cleaned = 0.000954386 Jy ! Total flux subtracted in 200 components = 0.000954386 Jy ! Clean residual min=-0.007059 max=0.007207 Jy/beam ! Clean residual mean=0.000238 rms=0.001790 Jy/beam ! Combined flux in latest and established models = 0.588297 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.588297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.563913Jy sigma=0.001171 ! Fit after self-cal, rms=0.563849Jy sigma=0.001171 ! Inverting map ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec 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=0.563849Jy sigma=0.001171 ! Fit after self-cal, rms=0.573864Jy sigma=0.001170 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=2.571 mas, bmaj=4.174 mas, bpa=9.323 degrees ! Estimated noise=1848.99 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001841 Jy ! Component: 100 - total flux cleaned = 0.00217845 Jy ! Component: 150 - total flux cleaned = 0.00243765 Jy ! Component: 200 - total flux cleaned = 0.00262362 Jy ! Total flux subtracted in 200 components = 0.00262362 Jy ! Clean residual min=-0.006421 max=0.006726 Jy/beam ! Clean residual mean=0.000514 rms=0.001806 Jy/beam ! Combined flux in latest and established models = 0.590921 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 60 components and 0.590921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.573845Jy sigma=0.001170 ! Fit after self-cal, rms=0.573883Jy sigma=0.001170 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec 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 = 0.000156901 Jy ! Component: 100 - total flux cleaned = 0.000374059 Jy ! Component: 150 - total flux cleaned = 0.00056088 Jy ! Component: 200 - total flux cleaned = 0.000752457 Jy ! Total flux subtracted in 200 components = 0.000752457 Jy ! Clean residual min=-0.006320 max=0.006769 Jy/beam ! Clean residual mean=0.000464 rms=0.001802 Jy/beam ! Combined flux in latest and established models = 0.591673 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 61 components and 0.591673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.573865Jy sigma=0.001170 ! Fit after self-cal, rms=0.573875Jy sigma=0.001170 ! Inverting map ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec 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 ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6494 mas, bmaj=2.149 mas, bpa=2.855 degrees ! Estimated noise=1587.46 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6494 x 2.149 at 2.855 degrees (North through East) ! Clean map min=-0.0058129 max=0.43711 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 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 ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.5343 mas, bmaj=1.603 mas, bpa=5.896 degrees ! Estimated noise=2524.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.338547 Jy ! Component: 100 - total flux cleaned = 0.452741 Jy ! Component: 150 - total flux cleaned = 0.503189 Jy ! Component: 200 - total flux cleaned = 0.52663 Jy ! Total flux subtracted in 200 components = 0.52663 Jy ! Clean residual min=-0.011907 max=0.014247 Jy/beam ! Clean residual mean=0.000351 rms=0.003251 Jy/beam ! Combined flux in latest and established models = 0.52663 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.52663 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6494 mas, bmaj=2.149 mas, bpa=2.855 degrees ! Estimated noise=1587.46 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 = 0.0212699 Jy ! Component: 100 - total flux cleaned = 0.0343132 Jy ! Component: 150 - total flux cleaned = 0.0431567 Jy ! Component: 200 - total flux cleaned = 0.0495043 Jy ! Total flux subtracted in 200 components = 0.0495043 Jy ! Clean residual min=-0.006509 max=0.008204 Jy/beam ! Clean residual mean=0.000839 rms=0.002028 Jy/beam ! Combined flux in latest and established models = 0.576134 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 34 components and 0.576134 Jy ! Inverting map ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec 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 ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=2.571 mas, bmaj=4.174 mas, bpa=9.323 degrees ! Estimated noise=1848.99 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00660805 Jy ! Component: 100 - total flux cleaned = 0.0102391 Jy ! Component: 150 - total flux cleaned = 0.0124055 Jy ! Component: 200 - total flux cleaned = 0.0137109 Jy ! Total flux subtracted in 200 components = 0.0137109 Jy ! Clean residual min=-0.005709 max=0.006540 Jy/beam ! Clean residual mean=0.000605 rms=0.001816 Jy/beam ! Combined flux in latest and established models = 0.589845 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 = 0.000697068 Jy ! Component: 100 - total flux cleaned = 0.000824397 Jy ! Component: 150 - total flux cleaned = 0.000942183 Jy ! Component: 200 - total flux cleaned = 0.00100705 Jy ! Total flux subtracted in 200 components = 0.00100705 Jy ! Clean residual min=-0.005732 max=0.006640 Jy/beam ! Clean residual mean=0.000532 rms=0.001811 Jy/beam ! Combined flux in latest and established models = 0.590852 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 51 components and 0.590852 Jy ! Inverting map ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6494 mas, bmaj=2.149 mas, bpa=2.855 degrees ! Estimated noise=1587.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00195266 Jy ! Component: 100 - total flux cleaned = -0.00194768 Jy ! Component: 150 - total flux cleaned = -0.00185218 Jy ! Component: 200 - total flux cleaned = -0.00176784 Jy ! Total flux subtracted in 200 components = -0.00176784 Jy ! Clean residual min=-0.006594 max=0.007322 Jy/beam ! Clean residual mean=0.000348 rms=0.001788 Jy/beam ! Combined flux in latest and established models = 0.589084 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 59 components and 0.589084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.574023Jy sigma=0.001173 ! Fit after self-cal, rms=0.573792Jy sigma=0.001173 wmodel J0513-2159_X_2000_03_13_pus_map.mod ! Writing 59 model components to file: J0513-2159_X_2000_03_13_pus_map.mod wobs J0513-2159_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0513-2159_X_2000_03_13_pus_uvs.fits wwins J0513-2159_X_2000_03_13_pus_map.win ! wwins: Wrote 2 windows to J0513-2159_X_2000_03_13_pus_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 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146939 Jy ! Component: 100 - total flux cleaned = 0.00241444 Jy ! Component: 150 - total flux cleaned = 0.00342353 Jy ! Component: 200 - total flux cleaned = 0.00427782 Jy ! Component: 250 - total flux cleaned = 0.00499276 Jy ! Component: 300 - total flux cleaned = 0.00577827 Jy ! Component: 350 - total flux cleaned = 0.00643785 Jy ! Component: 400 - total flux cleaned = 0.00698513 Jy ! Component: 450 - total flux cleaned = 0.00751562 Jy ! Component: 500 - total flux cleaned = 0.00786015 Jy ! Component: 550 - total flux cleaned = 0.00819511 Jy ! Component: 600 - total flux cleaned = 0.00868479 Jy ! Component: 650 - total flux cleaned = 0.00892381 Jy ! Component: 700 - total flux cleaned = 0.00915915 Jy ! Component: 750 - total flux cleaned = 0.00931441 Jy ! Component: 800 - total flux cleaned = 0.00969127 Jy ! Component: 850 - total flux cleaned = 0.0100583 Jy ! Component: 900 - total flux cleaned = 0.010202 Jy ! Component: 950 - total flux cleaned = 0.0104868 Jy ! Component: 1000 - total flux cleaned = 0.0107664 Jy ! Component: 1050 - total flux cleaned = 0.0109712 Jy ! Component: 1100 - total flux cleaned = 0.0112408 Jy ! Component: 1150 - total flux cleaned = 0.0113732 Jy ! Component: 1200 - total flux cleaned = 0.0116345 Jy ! Component: 1250 - total flux cleaned = 0.0118914 Jy ! Component: 1300 - total flux cleaned = 0.0119549 Jy ! Component: 1350 - total flux cleaned = 0.0122047 Jy ! Component: 1400 - total flux cleaned = 0.0124502 Jy ! Component: 1450 - total flux cleaned = 0.0126919 Jy ! Component: 1500 - total flux cleaned = 0.0129896 Jy ! Component: 1550 - total flux cleaned = 0.0132823 Jy ! Component: 1600 - total flux cleaned = 0.0135131 Jy ! Component: 1650 - total flux cleaned = 0.0136848 Jy ! Component: 1700 - total flux cleaned = 0.013911 Jy ! Component: 1750 - total flux cleaned = 0.0141896 Jy ! Component: 1800 - total flux cleaned = 0.014464 Jy ! Component: 1850 - total flux cleaned = 0.0146264 Jy ! Component: 1900 - total flux cleaned = 0.0148941 Jy ! Component: 1950 - total flux cleaned = 0.0151048 Jy ! Component: 2000 - total flux cleaned = 0.0152094 Jy ! Total flux subtracted in 2048 components = 0.0153642 Jy ! Clean residual min=-0.003396 max=0.002907 Jy/beam ! Clean residual mean=0.000152 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 0.604448 Jy keep ! Adding 120 model components to the UV plane model. ! The established model now contains 179 components and 0.604448 Jy ![Exited script file: muppet] wmap "J0513-2159_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6494 x 2.149 at 2.855 degrees (North through East) ! Clean map min=-0.0058998 max=0.44078 Jy/beam ! Writing clean map to FITS file: J0513-2159_X_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.440777 invert ! Inverting map ! Your choice of large map pixels excluded 8.81% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000889283 device "J0513-2159_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0513-2159_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.605261 0.605261 1.21052 2.42104 4.84209 9.68418 19.3684 38.7367 77.4734 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.44 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6494 x 2.149 at 2.855 degrees (North through East) ! Clean map min=-0.0058998 max=0.44078 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0513-2159_X_2000_03_13_pus_uvs.log closed on Mon Apr 1 13:26:19 2013