! Started logfile: J0921-2618_S_2000_03_13_pus_uvs.log on Tue Apr 2 14:41:52 2013 obs J0921-2618_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0921-2618_S_2000_03_13_pus_uva.fits ! AN table 1: 9 integrations on 190 of 190 possible baselines. ! AN table 2: 49 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0467332 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0921-2618 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2247 lines of history. ! ! Reading 2060 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 = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0921-2618_S_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 0.500x0.500 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 180 telescope corrections were flagged in sub-array 1. ! A total of 835 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 835 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 835 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 835 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.796232Jy sigma=0.003745 ! Fit after self-cal, rms=0.677050Jy sigma=0.002891 ! 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=1.267 mas, bmaj=6.56 mas, bpa=33.29 degrees ! Estimated noise=5743.82 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 = 0.386536 Jy ! Component: 100 - total flux cleaned = 0.551921 Jy ! Total flux subtracted in 100 components = 0.551921 Jy ! Clean residual min=-0.038823 max=0.078851 Jy/beam ! Clean residual mean=0.010143 rms=0.017312 Jy/beam ! Combined flux in latest and established models = 0.551921 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.551921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.461194Jy sigma=0.001858 ! Fit after self-cal, rms=0.460045Jy sigma=0.001854 ! 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=1.756 mas, bmaj=6.335 mas, bpa=33.03 degrees ! Estimated noise=3223.16 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 = 0.155759 Jy ! Component: 100 - total flux cleaned = 0.24286 Jy ! Component: 150 - total flux cleaned = 0.294744 Jy ! Component: 200 - total flux cleaned = 0.32711 Jy ! Total flux subtracted in 200 components = 0.32711 Jy ! Clean residual min=-0.021905 max=0.040615 Jy/beam ! Clean residual mean=0.002944 rms=0.009185 Jy/beam ! Combined flux in latest and established models = 0.879031 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 47 components and 0.879031 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.412701Jy sigma=0.001349 ! Fit after self-cal, rms=0.405923Jy sigma=0.001344 ! 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* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.95 GC 1.00* KP 1.00 ! LA 0.94 NL 1.07 OV 1.00* PT 1.00 ! SC 1.05 WF 0.90 HH 1.13 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 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.91 GC 1.00* KP 0.95 ! LA 0.95 NL 1.08 OV 1.00* PT 0.97 ! SC 1.06 WF 0.93 HH 0.89 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 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! 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 1.01 ! LA 0.94 NL 1.02 OV 1.00* PT 0.94 ! SC 1.02 WF 1.99 HH 1.03 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 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! 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 0.96 ! LA 0.93 NL 1.03 OV 1.00* PT 0.97 ! SC 0.98 WF 0.89 HH 0.97 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 1.02 ! ! ! Fit before self-cal, rms=0.405923Jy sigma=0.001344 ! Fit after self-cal, rms=0.653742Jy sigma=0.001279 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.761 mas, bmaj=6.399 mas, bpa=32.72 degrees ! Estimated noise=3178.58 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 = 0.0107534 Jy ! Component: 100 - total flux cleaned = 0.0120509 Jy ! Component: 150 - total flux cleaned = 0.0118483 Jy ! Component: 200 - total flux cleaned = 0.0118508 Jy ! Total flux subtracted in 200 components = 0.0118508 Jy ! Clean residual min=-0.013040 max=0.020932 Jy/beam ! Clean residual mean=0.002473 rms=0.004828 Jy/beam ! Combined flux in latest and established models = 0.890882 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 55 components and 0.890882 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.653049Jy sigma=0.001278 ! Fit after self-cal, rms=0.658573Jy sigma=0.001276 ! 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=0.658573Jy sigma=0.001276 ! Fit after self-cal, rms=0.670470Jy sigma=0.001276 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.761 mas, bmaj=6.392 mas, bpa=32.73 degrees ! Estimated noise=3193.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00442589 Jy ! Component: 100 - total flux cleaned = 0.00514438 Jy ! Component: 150 - total flux cleaned = 0.00484505 Jy ! Component: 200 - total flux cleaned = 0.00443188 Jy ! Total flux subtracted in 200 components = 0.00443188 Jy ! Clean residual min=-0.014938 max=0.019599 Jy/beam ! Clean residual mean=0.001783 rms=0.004617 Jy/beam ! Combined flux in latest and established models = 0.895314 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 58 components and 0.895314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.670238Jy sigma=0.001275 ! Fit after self-cal, rms=0.669971Jy sigma=0.001275 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 = 0.000591886 Jy ! Component: 100 - total flux cleaned = 0.000140943 Jy ! Component: 150 - total flux cleaned = -0.000272206 Jy ! Component: 200 - total flux cleaned = -0.000660191 Jy ! Total flux subtracted in 200 components = -0.000660191 Jy ! Clean residual min=-0.014851 max=0.019402 Jy/beam ! Clean residual mean=0.001834 rms=0.004546 Jy/beam ! Combined flux in latest and established models = 0.894654 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 58 components and 0.894654 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.669877Jy sigma=0.001275 ! Fit after self-cal, rms=0.669788Jy sigma=0.001275 ! Inverting map ! Added new window around map position (-45.5, 55.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125719 Jy ! Component: 100 - total flux cleaned = 0.0112973 Jy ! Component: 150 - total flux cleaned = 0.0105899 Jy ! Component: 200 - total flux cleaned = 0.00975931 Jy ! Total flux subtracted in 200 components = 0.00975931 Jy ! Clean residual min=-0.013261 max=0.014136 Jy/beam ! Clean residual mean=0.001731 rms=0.003768 Jy/beam ! Combined flux in latest and established models = 0.904413 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 75 components and 0.904413 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.669020Jy sigma=0.001270 ! Fit after self-cal, rms=0.668389Jy sigma=0.001269 ! 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=0.668389Jy sigma=0.001269 ! Fit after self-cal, rms=0.643480Jy sigma=0.001269 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.746 mas, bmaj=6.384 mas, bpa=32.81 degrees ! Estimated noise=3186.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00741974 Jy ! Component: 100 - total flux cleaned = 0.00854445 Jy ! Component: 150 - total flux cleaned = 0.00821714 Jy ! Component: 200 - total flux cleaned = 0.00836226 Jy ! Total flux subtracted in 200 components = 0.00836226 Jy ! Clean residual min=-0.011840 max=0.013251 Jy/beam ! Clean residual mean=0.001662 rms=0.003335 Jy/beam ! Combined flux in latest and established models = 0.912775 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 86 components and 0.912775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.643119Jy sigma=0.001267 ! Fit after self-cal, rms=0.642421Jy sigma=0.001267 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 = 0.00458876 Jy ! Component: 100 - total flux cleaned = 0.00531327 Jy ! Component: 150 - total flux cleaned = 0.00517003 Jy ! Component: 200 - total flux cleaned = 0.00490372 Jy ! Total flux subtracted in 200 components = 0.00490372 Jy ! Clean residual min=-0.010551 max=0.013143 Jy/beam ! Clean residual mean=0.001719 rms=0.003225 Jy/beam ! Combined flux in latest and established models = 0.917679 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 94 components and 0.917679 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.642223Jy sigma=0.001266 ! Fit after self-cal, rms=0.642170Jy sigma=0.001266 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.642170Jy sigma=0.001266 ! Fit after self-cal, rms=0.628456Jy sigma=0.001266 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.172 mas, bmaj=15.32 mas, bpa=-21.12 degrees ! Estimated noise=3833.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00529269 Jy ! Component: 100 - total flux cleaned = 0.00559384 Jy ! Component: 150 - total flux cleaned = 0.00570828 Jy ! Component: 200 - total flux cleaned = 0.00580304 Jy ! Total flux subtracted in 200 components = 0.00580304 Jy ! Clean residual min=-0.006558 max=0.014534 Jy/beam ! Clean residual mean=0.003599 rms=0.003750 Jy/beam ! Combined flux in latest and established models = 0.923482 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.923482 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.628338Jy sigma=0.001266 ! Fit after self-cal, rms=0.628026Jy sigma=0.001266 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 = 0.00120582 Jy ! Component: 100 - total flux cleaned = 0.00177851 Jy ! Component: 150 - total flux cleaned = 0.00187327 Jy ! Component: 200 - total flux cleaned = 0.00195207 Jy ! Total flux subtracted in 200 components = 0.00195207 Jy ! Clean residual min=-0.006120 max=0.014369 Jy/beam ! Clean residual mean=0.003680 rms=0.003777 Jy/beam ! Combined flux in latest and established models = 0.925434 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 121 components and 0.925434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.627988Jy sigma=0.001266 ! Fit after self-cal, rms=0.627949Jy sigma=0.001266 ! 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=1.733 mas, bmaj=6.385 mas, bpa=32.88 degrees ! Estimated noise=3179.09 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.733 x 6.385 at 32.88 degrees (North through East) ! Clean map min=-0.01158 max=0.36562 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 ! Estimated beam: bmin=1.246 mas, bmaj=6.61 mas, bpa=33.21 degrees ! Estimated noise=5597.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.378674 Jy ! Component: 100 - total flux cleaned = 0.545288 Jy ! Component: 150 - total flux cleaned = 0.636707 Jy ! Component: 200 - total flux cleaned = 0.702659 Jy ! Total flux subtracted in 200 components = 0.702659 Jy ! Clean residual min=-0.030872 max=0.055261 Jy/beam ! Clean residual mean=0.005556 rms=0.011249 Jy/beam ! Combined flux in latest and established models = 0.70266 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.70266 Jy ! Inverting map and beam ! Estimated beam: bmin=1.733 mas, bmaj=6.385 mas, bpa=32.88 degrees ! Estimated noise=3179.09 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 (-15.5, 19.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0924734 Jy ! Component: 100 - total flux cleaned = 0.144816 Jy ! Component: 150 - total flux cleaned = 0.175494 Jy ! Component: 200 - total flux cleaned = 0.194089 Jy ! Total flux subtracted in 200 components = 0.194089 Jy ! Clean residual min=-0.010800 max=0.014897 Jy/beam ! Clean residual mean=0.002387 rms=0.003637 Jy/beam ! Combined flux in latest and established models = 0.896748 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 55 components and 0.896748 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.172 mas, bmaj=15.32 mas, bpa=-21.12 degrees ! Estimated noise=3833.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167062 Jy ! Component: 100 - total flux cleaned = 0.0237934 Jy ! Component: 150 - total flux cleaned = 0.0248121 Jy ! Component: 200 - total flux cleaned = 0.0253424 Jy ! Total flux subtracted in 200 components = 0.0253424 Jy ! Clean residual min=-0.004340 max=0.014180 Jy/beam ! Clean residual mean=0.003546 rms=0.003365 Jy/beam ! Combined flux in latest and established models = 0.92209 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 = 0.000437223 Jy ! Component: 100 - total flux cleaned = 0.000727512 Jy ! Component: 150 - total flux cleaned = 0.000907874 Jy ! Component: 200 - total flux cleaned = 0.00116221 Jy ! Total flux subtracted in 200 components = 0.00116221 Jy ! Clean residual min=-0.004202 max=0.013607 Jy/beam ! Clean residual mean=0.003521 rms=0.003341 Jy/beam ! Combined flux in latest and established models = 0.923253 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 90 components and 0.923252 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.733 mas, bmaj=6.385 mas, bpa=32.88 degrees ! Estimated noise=3179.09 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000812015 Jy ! Component: 100 - total flux cleaned = -0.000367913 Jy ! Component: 150 - total flux cleaned = -0.000374865 Jy ! Component: 200 - total flux cleaned = -0.000142128 Jy ! Total flux subtracted in 200 components = -0.000142128 Jy ! Clean residual min=-0.009430 max=0.013010 Jy/beam ! Clean residual mean=0.001637 rms=0.002925 Jy/beam ! Combined flux in latest and established models = 0.92311 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 108 components and 0.92311 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.627986Jy sigma=0.001265 ! Fit after self-cal, rms=0.627995Jy sigma=0.001264 wmodel J0921-2618_S_2000_03_13_pus_map.mod ! Writing 108 model components to file: J0921-2618_S_2000_03_13_pus_map.mod wobs J0921-2618_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0921-2618_S_2000_03_13_pus_uvs.fits wwins J0921-2618_S_2000_03_13_pus_map.win ! wwins: Wrote 3 windows to J0921-2618_S_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 ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00533752 Jy ! Component: 100 - total flux cleaned = 0.00978166 Jy ! Component: 150 - total flux cleaned = 0.0129498 Jy ! Component: 200 - total flux cleaned = 0.0159428 Jy ! Component: 250 - total flux cleaned = 0.0189639 Jy ! Component: 300 - total flux cleaned = 0.0217258 Jy ! Component: 350 - total flux cleaned = 0.0245269 Jy ! Component: 400 - total flux cleaned = 0.0272336 Jy ! Component: 450 - total flux cleaned = 0.0297257 Jy ! Component: 500 - total flux cleaned = 0.0322726 Jy ! Component: 550 - total flux cleaned = 0.0346229 Jy ! Component: 600 - total flux cleaned = 0.0367908 Jy ! Component: 650 - total flux cleaned = 0.0389046 Jy ! Component: 700 - total flux cleaned = 0.0409694 Jy ! Component: 750 - total flux cleaned = 0.0429884 Jy ! Component: 800 - total flux cleaned = 0.044964 Jy ! Component: 850 - total flux cleaned = 0.0467932 Jy ! Component: 900 - total flux cleaned = 0.0486975 Jy ! Component: 950 - total flux cleaned = 0.0506734 Jy ! Component: 1000 - total flux cleaned = 0.0526153 Jy ! Component: 1050 - total flux cleaned = 0.0543249 Jy ! Component: 1100 - total flux cleaned = 0.056208 Jy ! Component: 1150 - total flux cleaned = 0.0580636 Jy ! Component: 1200 - total flux cleaned = 0.0599911 Jy ! Component: 1250 - total flux cleaned = 0.0617979 Jy ! Component: 1300 - total flux cleaned = 0.0636754 Jy ! Component: 1350 - total flux cleaned = 0.0654371 Jy ! Component: 1400 - total flux cleaned = 0.0671777 Jy ! Component: 1450 - total flux cleaned = 0.0690781 Jy ! Component: 1500 - total flux cleaned = 0.0707761 Jy ! Component: 1550 - total flux cleaned = 0.0724551 Jy ! Component: 1600 - total flux cleaned = 0.0742023 Jy ! Component: 1650 - total flux cleaned = 0.0758446 Jy ! Component: 1700 - total flux cleaned = 0.0773856 Jy ! Component: 1750 - total flux cleaned = 0.0791659 Jy ! Component: 1800 - total flux cleaned = 0.0806777 Jy ! Component: 1850 - total flux cleaned = 0.0822602 Jy ! Component: 1900 - total flux cleaned = 0.0835818 Jy ! Component: 1950 - total flux cleaned = 0.0849769 Jy ! Component: 2000 - total flux cleaned = 0.0863621 Jy ! Total flux subtracted in 2048 components = 0.0875766 Jy ! Clean residual min=-0.004008 max=0.004707 Jy/beam ! Clean residual mean=0.000459 rms=0.001458 Jy/beam ! Combined flux in latest and established models = 1.01069 Jy keep ! Adding 120 model components to the UV plane model. ! The established model now contains 228 components and 1.01069 Jy ![Exited script file: muppet] wmap "J0921-2618_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.733 x 6.385 at 32.88 degrees (North through East) ! Clean map min=-0.007679 max=0.37252 Jy/beam ! Writing clean map to FITS file: J0921-2618_S_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 0.372517 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00137975 device "J0921-2618_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.11116 1.11116 2.22232 4.44464 8.88929 17.7786 35.5571 71.1143 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0041 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.372 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.733 x 6.385 at 32.88 degrees (North through East) ! Clean map min=-0.007679 max=0.37252 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0921-2618_S_2000_03_13_pus_uvs.log closed on Tue Apr 2 14:41:56 2013