! Started logfile: J2246-1206_S_2001_07_05_pus_uvs.log on Fri Aug 10 02:59:08 2007 obs J2246-1206_S_2001_07_05_pus_uva.fits ! Reading UV FITS file: J2246-1206_S_2001_07_05_pus_uva.fits ! AN table 1: 65 integrations on 171 of 171 possible baselines. ! AN table 2: 212 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.154665 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2246-1206 ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1774 lines of history. ! ! Reading 29304 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 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 1194 telescope corrections were flagged in sub-array 1. ! A total of 2420 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1194 telescope corrections were flagged in sub-array 1. ! A total of 2420 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1194 telescope corrections were flagged in sub-array 1. ! A total of 2420 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1194 telescope corrections were flagged in sub-array 1. ! A total of 2420 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.400201Jy sigma=0.011379 ! Fit after self-cal, rms=0.842623Jy sigma=0.006984 ! 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=1.741 mas, bmaj=4.123 mas, bpa=3.274 degrees ! Estimated noise=1071.53 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 = 1.10844 Jy ! Component: 100 - total flux cleaned = 1.50371 Jy ! Total flux subtracted in 100 components = 1.50371 Jy ! Clean residual min=-0.074637 max=0.188651 Jy/beam ! Clean residual mean=0.000334 rms=0.018883 Jy/beam ! Combined flux in latest and established models = 1.50371 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.50371 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.523001Jy sigma=0.004260 ! Fit after self-cal, rms=0.521003Jy sigma=0.004251 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.221552 Jy ! Component: 100 - total flux cleaned = 0.346844 Jy ! Total flux subtracted in 100 components = 0.346844 Jy ! Clean residual min=-0.053498 max=0.078815 Jy/beam ! Clean residual mean=0.000718 rms=0.010996 Jy/beam ! Combined flux in latest and established models = 1.85055 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 1.85055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.367902Jy sigma=0.002904 ! Fit after self-cal, rms=0.365733Jy sigma=0.002893 ! Inverting map ! Added new window around map position (5.5, 7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0845005 Jy ! Component: 100 - total flux cleaned = 0.140401 Jy ! Total flux subtracted in 100 components = 0.140401 Jy ! Clean residual min=-0.045804 max=0.035256 Jy/beam ! Clean residual mean=0.000803 rms=0.009042 Jy/beam ! Combined flux in latest and established models = 1.99096 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 33 components and 1.99096 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.334522Jy sigma=0.002613 ! Fit after self-cal, rms=0.333767Jy sigma=0.002608 ! 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=2.385 mas, bmaj=7.17 mas, bpa=-4.454 degrees ! Estimated noise=531.139 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 = 0.0725663 Jy ! Component: 100 - total flux cleaned = 0.112201 Jy ! Component: 150 - total flux cleaned = 0.135754 Jy ! Component: 200 - total flux cleaned = 0.150299 Jy ! Total flux subtracted in 200 components = 0.150299 Jy ! Clean residual min=-0.044708 max=0.034969 Jy/beam ! Clean residual mean=0.002522 rms=0.009106 Jy/beam ! Combined flux in latest and established models = 2.14125 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 50 components and 2.14125 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.318229Jy sigma=0.002475 ! Fit after self-cal, rms=0.317745Jy sigma=0.002471 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.04 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 0.98 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 0.98 WF 1.00* WZ 1.06 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.99 GC 1.00* GG 1.00* ! HH 1.12 HN 0.97 KK 1.00 KP 0.98 ! LA 1.01 MC 1.06 MK 0.98 NL 1.02 ! NY 1.00* OV 0.99 PT 0.95 SC 1.00 ! TS 1.68 WF 0.99 WZ 1.04 ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.04 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 2.27 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 0.96 WF 1.00* WZ 0.98 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.00 GC 1.00* GG 1.00* ! HH 1.15 HN 0.98 KK 1.00 KP 1.26 ! LA 0.98 MC 0.99 MK 0.96 NL 0.99 ! NY 1.00* OV 1.02 PT 1.07 SC 1.02 ! TS 0.98 WF 0.99 WZ 0.97 ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.08 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 1.09 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 0.95 WF 1.00* WZ 1.02 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.92 GC 1.00* GG 1.00* ! HH 1.02 HN 1.03 KK 1.06 KP 0.99 ! LA 0.95 MC 1.02 MK 1.01 NL 0.98 ! NY 1.00* OV 1.03 PT 0.94 SC 1.00 ! TS 1.00 WF 1.04 WZ 0.99 ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.30 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 1.69 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 0.88 WF 1.00* WZ 1.17 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.00 GC 1.00* GG 1.00* ! HH 1.19 HN 0.94 KK 0.98 KP 1.03 ! LA 0.97 MC 1.27 MK 0.99 NL 1.01 ! NY 1.00* OV 1.03 PT 1.03 SC 1.01 ! TS 1.01 WF 1.00 WZ 0.96 ! ! ! Fit before self-cal, rms=0.317745Jy sigma=0.002471 ! Fit after self-cal, rms=0.310778Jy sigma=0.002212 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.415 mas, bmaj=7.28 mas, bpa=-4.859 degrees ! Estimated noise=532.207 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 = -0.00325968 Jy ! Component: 100 - total flux cleaned = -0.00285655 Jy ! Component: 150 - total flux cleaned = -0.00214818 Jy ! Component: 200 - total flux cleaned = -0.00117709 Jy ! Total flux subtracted in 200 components = -0.00117709 Jy ! Clean residual min=-0.037908 max=0.028271 Jy/beam ! Clean residual mean=0.001789 rms=0.008034 Jy/beam ! Combined flux in latest and established models = 2.14008 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 62 components and 2.14008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309833Jy sigma=0.002204 ! Fit after self-cal, rms=0.310120Jy sigma=0.002203 ! 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=0.310120Jy sigma=0.002203 ! Fit after self-cal, rms=0.268401Jy sigma=0.001737 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.425 mas, bmaj=7.25 mas, bpa=-4.804 degrees ! Estimated noise=531.909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00883392 Jy ! Component: 100 - total flux cleaned = 0.00884342 Jy ! Component: 150 - total flux cleaned = 0.00928508 Jy ! Component: 200 - total flux cleaned = 0.00967572 Jy ! Total flux subtracted in 200 components = 0.00967572 Jy ! Clean residual min=-0.006656 max=0.012679 Jy/beam ! Clean residual mean=0.000775 rms=0.001889 Jy/beam ! Combined flux in latest and established models = 2.14975 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 71 components and 2.14975 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267725Jy sigma=0.001729 ! Fit after self-cal, rms=0.267733Jy sigma=0.001728 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) ! Added new window around map position (3, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00741471 Jy ! Component: 100 - total flux cleaned = 0.00713352 Jy ! Component: 150 - total flux cleaned = 0.00734182 Jy ! Component: 200 - total flux cleaned = 0.00734927 Jy ! Total flux subtracted in 200 components = 0.00734927 Jy ! Clean residual min=-0.006767 max=0.010100 Jy/beam ! Clean residual mean=0.000687 rms=0.001689 Jy/beam ! Combined flux in latest and established models = 2.1571 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 91 components and 2.1571 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267110Jy sigma=0.001724 ! Fit after self-cal, rms=0.267086Jy sigma=0.001723 ! Inverting map ! Added new window around map position (12, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00992463 Jy ! Component: 100 - total flux cleaned = 0.0109684 Jy ! Component: 150 - total flux cleaned = 0.010771 Jy ! Component: 200 - total flux cleaned = 0.0107666 Jy ! Total flux subtracted in 200 components = 0.0107666 Jy ! Clean residual min=-0.007234 max=0.006448 Jy/beam ! Clean residual mean=0.000540 rms=0.001471 Jy/beam ! Combined flux in latest and established models = 2.16787 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 112 components and 2.16787 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266567Jy sigma=0.001719 ! Fit after self-cal, rms=0.266541Jy sigma=0.001719 ! 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=0.266541Jy sigma=0.001719 ! Fit after self-cal, rms=0.267446Jy sigma=0.001716 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.429 mas, bmaj=7.25 mas, bpa=-4.825 degrees ! Estimated noise=532.239 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00728625 Jy ! Component: 100 - total flux cleaned = 0.00928032 Jy ! Component: 150 - total flux cleaned = 0.0102946 Jy ! Component: 200 - total flux cleaned = 0.0107513 Jy ! Total flux subtracted in 200 components = 0.0107513 Jy ! Clean residual min=-0.004846 max=0.004584 Jy/beam ! Clean residual mean=0.000335 rms=0.001228 Jy/beam ! Combined flux in latest and established models = 2.17862 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 125 components and 2.17862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267134Jy sigma=0.001714 ! Fit after self-cal, rms=0.267121Jy sigma=0.001714 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 = 0.00199004 Jy ! Component: 100 - total flux cleaned = 0.00239291 Jy ! Component: 150 - total flux cleaned = 0.00287929 Jy ! Component: 200 - total flux cleaned = 0.00310694 Jy ! Total flux subtracted in 200 components = 0.00310694 Jy ! Clean residual min=-0.005123 max=0.004244 Jy/beam ! Clean residual mean=0.000294 rms=0.001185 Jy/beam ! Combined flux in latest and established models = 2.18173 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 131 components and 2.18173 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266991Jy sigma=0.001713 ! Fit after self-cal, rms=0.266992Jy sigma=0.001713 ! 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=0.266992Jy sigma=0.001713 ! Fit after self-cal, rms=0.267754Jy sigma=0.001712 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.167 mas, bmaj=13.17 mas, bpa=-4.055 degrees ! Estimated noise=714.847 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00557034 Jy ! Component: 100 - total flux cleaned = 0.00686851 Jy ! Component: 150 - total flux cleaned = 0.00736676 Jy ! Component: 200 - total flux cleaned = 0.00770273 Jy ! Total flux subtracted in 200 components = 0.00770273 Jy ! Clean residual min=-0.004640 max=0.004435 Jy/beam ! Clean residual mean=0.000529 rms=0.001653 Jy/beam ! Combined flux in latest and established models = 2.18943 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 153 components and 2.18943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267696Jy sigma=0.001712 ! Fit after self-cal, rms=0.267678Jy sigma=0.001711 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 = 0.00110087 Jy ! Component: 100 - total flux cleaned = 0.00143883 Jy ! Component: 150 - total flux cleaned = 0.00157213 Jy ! Component: 200 - total flux cleaned = 0.00161307 Jy ! Total flux subtracted in 200 components = 0.00161307 Jy ! Clean residual min=-0.004690 max=0.004468 Jy/beam ! Clean residual mean=0.000472 rms=0.001664 Jy/beam ! Combined flux in latest and established models = 2.19104 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 165 components and 2.19104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267671Jy sigma=0.001711 ! Fit after self-cal, rms=0.267663Jy sigma=0.001711 ! 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=2.431 mas, bmaj=7.25 mas, bpa=-4.82 degrees ! Estimated noise=532.828 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.431 x 7.25 at -4.82 degrees (North through East) ! Clean map min=-0.0040183 max=1.5895 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=0.267663Jy sigma=0.001711 ! Fit after self-cal, rms=0.240810Jy sigma=0.001356 ! Inverting map and beam ! Estimated beam: bmin=2.431 mas, bmaj=7.253 mas, bpa=-4.81 degrees ! Estimated noise=532.456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00158142 Jy ! Component: 100 - total flux cleaned = -0.00109981 Jy ! Component: 150 - total flux cleaned = -0.000782686 Jy ! Component: 200 - total flux cleaned = -0.000497317 Jy ! Total flux subtracted in 200 components = -0.000497317 Jy ! Clean residual min=-0.003382 max=0.003315 Jy/beam ! Clean residual mean=0.000165 rms=0.000966 Jy/beam ! Combined flux in latest and established models = 2.19055 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 173 components and 2.19055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240685Jy sigma=0.001355 ! Fit after self-cal, rms=0.240689Jy sigma=0.001355 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000585829 Jy ! Component: 100 - total flux cleaned = 0.000840741 Jy ! Component: 150 - total flux cleaned = 0.000922883 Jy ! Component: 200 - total flux cleaned = 0.00106915 Jy ! Total flux subtracted in 200 components = 0.00106915 Jy ! Clean residual min=-0.003288 max=0.003317 Jy/beam ! Clean residual mean=0.000151 rms=0.000951 Jy/beam ! Combined flux in latest and established models = 2.19161 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 177 components and 2.19161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240629Jy sigma=0.001354 ! Fit after self-cal, rms=0.240630Jy sigma=0.001354 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240630Jy sigma=0.001354 ! Fit after self-cal, rms=0.241023Jy sigma=0.001354 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=1.787 mas, bmaj=4.233 mas, bpa=2.65 degrees ! Estimated noise=1168.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.14739 Jy ! Component: 100 - total flux cleaned = 1.55166 Jy ! Component: 150 - total flux cleaned = 1.76776 Jy ! Component: 200 - total flux cleaned = 1.89138 Jy ! Total flux subtracted in 200 components = 1.89138 Jy ! Clean residual min=-0.023138 max=0.064929 Jy/beam ! Clean residual mean=-0.000040 rms=0.007106 Jy/beam ! Combined flux in latest and established models = 1.89138 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 22 model components to the UV plane model. ! The established model now contains 22 components and 1.89138 Jy ! Inverting map and beam ! Estimated beam: bmin=2.434 mas, bmaj=7.257 mas, bpa=-4.802 degrees ! Estimated noise=532.523 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 = 0.11092 Jy ! Component: 100 - total flux cleaned = 0.17498 Jy ! Component: 150 - total flux cleaned = 0.213415 Jy ! Component: 200 - total flux cleaned = 0.238164 Jy ! Total flux subtracted in 200 components = 0.238164 Jy ! Clean residual min=-0.004711 max=0.013894 Jy/beam ! Clean residual mean=0.000936 rms=0.002395 Jy/beam ! Combined flux in latest and established models = 2.12954 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 53 components and 2.12954 Jy ! Inverting map ! Added new window around map position (8, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0174169 Jy ! Component: 100 - total flux cleaned = 0.0299344 Jy ! Component: 150 - total flux cleaned = 0.0390889 Jy ! Component: 200 - total flux cleaned = 0.0458967 Jy ! Total flux subtracted in 200 components = 0.0458967 Jy ! Clean residual min=-0.003279 max=0.004556 Jy/beam ! Clean residual mean=0.000352 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 2.17544 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 88 components and 2.17544 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=7.167 mas, bmaj=13.17 mas, bpa=-4.059 degrees ! Estimated noise=713.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00862279 Jy ! Component: 100 - total flux cleaned = 0.0130783 Jy ! Component: 150 - total flux cleaned = 0.0147189 Jy ! Component: 200 - total flux cleaned = 0.0153439 Jy ! Total flux subtracted in 200 components = 0.0153439 Jy ! Clean residual min=-0.003197 max=0.003840 Jy/beam ! Clean residual mean=0.000408 rms=0.001346 Jy/beam ! Combined flux in latest and established models = 2.19078 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 = 0.00043549 Jy ! Component: 100 - total flux cleaned = 0.000833842 Jy ! Component: 150 - total flux cleaned = 0.000960708 Jy ! Component: 200 - total flux cleaned = 0.00103392 Jy ! Total flux subtracted in 200 components = 0.00103392 Jy ! Clean residual min=-0.003157 max=0.003836 Jy/beam ! Clean residual mean=0.000374 rms=0.001336 Jy/beam ! Combined flux in latest and established models = 2.19182 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 162 components and 2.19182 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.434 mas, bmaj=7.257 mas, bpa=-4.802 degrees ! Estimated noise=532.523 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000685872 Jy ! Component: 100 - total flux cleaned = -0.000428962 Jy ! Component: 150 - total flux cleaned = -6.32649e-05 Jy ! Component: 200 - total flux cleaned = 0.000201758 Jy ! Total flux subtracted in 200 components = 0.000201758 Jy ! Clean residual min=-0.003142 max=0.003140 Jy/beam ! Clean residual mean=0.000144 rms=0.000893 Jy/beam ! Combined flux in latest and established models = 2.19202 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 178 components and 2.19202 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241021Jy sigma=0.001354 ! Fit after self-cal, rms=0.241029Jy sigma=0.001353 wmodel J2246-1206_S_2001_07_05_pus_map.mod ! Writing 178 model components to file: J2246-1206_S_2001_07_05_pus_map.mod wobs J2246-1206_S_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J2246-1206_S_2001_07_05_pus_uvs.fits wwins J2246-1206_S_2001_07_05_pus_map.win ! wwins: Wrote 5 windows to J2246-1206_S_2001_07_05_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 = 0.000212175 Jy ! Component: 100 - total flux cleaned = 0.000526281 Jy ! Component: 150 - total flux cleaned = 0.000980653 Jy ! Component: 200 - total flux cleaned = 0.0012757 Jy ! Component: 250 - total flux cleaned = 0.00166022 Jy ! Component: 300 - total flux cleaned = 0.00208241 Jy ! Component: 350 - total flux cleaned = 0.00244905 Jy ! Component: 400 - total flux cleaned = 0.00289821 Jy ! Component: 450 - total flux cleaned = 0.00320638 Jy ! Component: 500 - total flux cleaned = 0.00355254 Jy ! Component: 550 - total flux cleaned = 0.00385016 Jy ! Component: 600 - total flux cleaned = 0.00418479 Jy ! Component: 650 - total flux cleaned = 0.00439029 Jy ! Component: 700 - total flux cleaned = 0.00467399 Jy ! Component: 750 - total flux cleaned = 0.00491337 Jy ! Component: 800 - total flux cleaned = 0.00511044 Jy ! Component: 850 - total flux cleaned = 0.0053828 Jy ! Component: 900 - total flux cleaned = 0.00565095 Jy ! Component: 950 - total flux cleaned = 0.00584 Jy ! Component: 1000 - total flux cleaned = 0.00598955 Jy ! Component: 1050 - total flux cleaned = 0.00613803 Jy ! Component: 1100 - total flux cleaned = 0.00639434 Jy ! Component: 1150 - total flux cleaned = 0.00657477 Jy ! Component: 1200 - total flux cleaned = 0.00664637 Jy ! Component: 1250 - total flux cleaned = 0.00678809 Jy ! Component: 1300 - total flux cleaned = 0.00692828 Jy ! Component: 1350 - total flux cleaned = 0.0070668 Jy ! Component: 1400 - total flux cleaned = 0.00720345 Jy ! Component: 1450 - total flux cleaned = 0.00730483 Jy ! Component: 1500 - total flux cleaned = 0.00747263 Jy ! Component: 1550 - total flux cleaned = 0.00753905 Jy ! Component: 1600 - total flux cleaned = 0.00763786 Jy ! Component: 1650 - total flux cleaned = 0.00776817 Jy ! Component: 1700 - total flux cleaned = 0.00783264 Jy ! Component: 1750 - total flux cleaned = 0.00786489 Jy ! Component: 1800 - total flux cleaned = 0.00792873 Jy ! Component: 1850 - total flux cleaned = 0.00805442 Jy ! Component: 1900 - total flux cleaned = 0.0080855 Jy ! Component: 1950 - total flux cleaned = 0.00811636 Jy ! Component: 2000 - total flux cleaned = 0.00817781 Jy ! Total flux subtracted in 2048 components = 0.00829971 Jy ! Clean residual min=-0.001847 max=0.001886 Jy/beam ! Clean residual mean=0.000049 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 2.20032 Jy keep ! Adding 141 model components to the UV plane model. ! The established model now contains 319 components and 2.20032 Jy wmap "J2246-1206_S_2001_07_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.434 x 7.257 at -4.802 degrees (North through East) ! Clean map min=-0.0034859 max=1.5918 Jy/beam ! Writing clean map to FITS file: J2246-1206_S_2001_07_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.59176 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000616015 device "J2246-1206_S_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J2246-1206_S_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.116101 0.116101 0.232201 0.464402 0.928804 1.85761 3.71522 7.43043 14.8609 29.7217 59.4435 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.591 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.434 x 7.257 at -4.802 degrees (North through East) ! Clean map min=-0.0034859 max=1.5918 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2246-1206_S_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J2246-1206_S_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2246-1206_S_2001_07_05_pus_uvs.log closed on Fri Aug 10 03:00:59 2007