! Started logfile: /image_prod/ug002_uva//J0226+3421_S_dfm.log on Wed Mar 4 19:32:59 2020 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /image_prod/ug002_uva//J0226+3421_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0226+3421_S_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.898148 visibilities/baseline/integration-bin. ! Found source: J0226+3421 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 5820 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J0226+3421_S] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 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 print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 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 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.923483Jy sigma=7.410115 ! Fit after self-cal, rms=0.811468Jy sigma=2.647774 ! 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=2.727 mas, bmaj=5.356 mas, bpa=-8.403 degrees ! Estimated noise=3.0108 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 = 0.979516 Jy ! Component: 100 - total flux cleaned = 1.2874 Jy ! Total flux subtracted in 100 components = 1.2874 Jy ! Clean residual min=-0.094234 max=0.197780 Jy/beam ! Clean residual mean=0.000262 rms=0.027373 Jy/beam ! Combined flux in latest and established models = 1.2874 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 1.2874 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.669567Jy sigma=2.186375 ! Fit after self-cal, rms=0.669151Jy sigma=2.185670 ! Inverting map ! Added new window around map position (-6, 4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.210674 Jy ! Component: 100 - total flux cleaned = 0.358822 Jy ! Total flux subtracted in 100 components = 0.358822 Jy ! Clean residual min=-0.069696 max=0.098325 Jy/beam ! Clean residual mean=0.000209 rms=0.021028 Jy/beam ! Combined flux in latest and established models = 1.64622 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 1.64622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.543038Jy sigma=1.759344 ! Fit after self-cal, rms=0.540537Jy sigma=1.747743 ! 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=3.065 mas, bmaj=5.925 mas, bpa=-7.542 degrees ! Estimated noise=2.32296 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 = 0.158614 Jy ! Component: 100 - total flux cleaned = 0.271711 Jy ! Component: 150 - total flux cleaned = 0.358793 Jy ! Component: 200 - total flux cleaned = 0.426801 Jy ! Total flux subtracted in 200 components = 0.426801 Jy ! Clean residual min=-0.061224 max=0.098077 Jy/beam ! Clean residual mean=0.000184 rms=0.021906 Jy/beam ! Combined flux in latest and established models = 2.07302 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 64 components and 2.07302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.449976Jy sigma=1.470162 ! Fit after self-cal, rms=0.447474Jy sigma=1.456486 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.065 x 5.925 at -7.542 degrees (North through East) ! Clean map min=-0.059885 max=1.341 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 0.96 HN 1.01 KP 0.99 ! LA 0.95 MK 1.00 OV 0.95 PT 0.95 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.50 FD 0.95 HN 1.01 KP 0.95 ! LA 0.93 MK 0.99 OV 0.94 PT 0.98 ! SC 1.16 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.33 FD 0.95 HN 1.02 KP 0.93 ! LA 0.95 MK 1.02 OV 0.93 PT 0.95 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.447474Jy sigma=1.456486 ! Fit after self-cal, rms=0.653546Jy sigma=1.302542 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.081 mas, bmaj=6.085 mas, bpa=-8.391 degrees ! Estimated noise=2.34781 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 = 0.0412787 Jy ! Component: 100 - total flux cleaned = 0.0565701 Jy ! Component: 150 - total flux cleaned = 0.0674672 Jy ! Component: 200 - total flux cleaned = 0.0725996 Jy ! Total flux subtracted in 200 components = 0.0725996 Jy ! Clean residual min=-0.071471 max=0.069696 Jy/beam ! Clean residual mean=0.000159 rms=0.018984 Jy/beam ! Combined flux in latest and established models = 2.14562 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 74 components and 2.14562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.644381Jy sigma=1.291843 ! Fit after self-cal, rms=0.644371Jy sigma=1.290388 ! 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. ! ! Fit before self-cal, rms=0.644371Jy sigma=1.290388 ! Fit after self-cal, rms=0.164816Jy sigma=0.466576 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.081 mas, bmaj=5.967 mas, bpa=-8.007 degrees ! Estimated noise=2.33066 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0193984 Jy ! Component: 100 - total flux cleaned = 0.0247923 Jy ! Component: 150 - total flux cleaned = 0.0290311 Jy ! Component: 200 - total flux cleaned = 0.0320428 Jy ! Total flux subtracted in 200 components = 0.0320428 Jy ! Clean residual min=-0.015527 max=0.029160 Jy/beam ! Clean residual mean=-0.000014 rms=0.004637 Jy/beam ! Combined flux in latest and established models = 2.17766 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 85 components and 2.17766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.155786Jy sigma=0.415295 ! Fit after self-cal, rms=0.155477Jy sigma=0.411274 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 (-5, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147563 Jy ! Component: 100 - total flux cleaned = 0.0122814 Jy ! Component: 150 - total flux cleaned = 0.0117525 Jy ! Component: 200 - total flux cleaned = 0.011747 Jy ! Total flux subtracted in 200 components = 0.011747 Jy ! Clean residual min=-0.013586 max=0.019582 Jy/beam ! Clean residual mean=-0.000014 rms=0.003837 Jy/beam ! Combined flux in latest and established models = 2.18941 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 102 components and 2.18941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.149670Jy sigma=0.375090 ! Fit after self-cal, rms=0.149272Jy sigma=0.371447 ! Inverting map ! Added new window around map position (-13.5, -11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0201873 Jy ! Component: 100 - total flux cleaned = 0.0275583 Jy ! Component: 150 - total flux cleaned = 0.0284904 Jy ! Component: 200 - total flux cleaned = 0.0292725 Jy ! Total flux subtracted in 200 components = 0.0292725 Jy ! Clean residual min=-0.011173 max=0.015034 Jy/beam ! Clean residual mean=-0.000020 rms=0.003148 Jy/beam ! Combined flux in latest and established models = 2.21868 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 119 components and 2.21868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.145185Jy sigma=0.347433 ! Fit after self-cal, rms=0.144979Jy sigma=0.345820 ! Inverting map ! Added new window around map position (2, -47.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111109 Jy ! Component: 100 - total flux cleaned = 0.0144093 Jy ! Component: 150 - total flux cleaned = 0.0160428 Jy ! Component: 200 - total flux cleaned = 0.0166459 Jy ! Total flux subtracted in 200 components = 0.0166459 Jy ! Clean residual min=-0.011227 max=0.011217 Jy/beam ! Clean residual mean=-0.000015 rms=0.002825 Jy/beam ! Combined flux in latest and established models = 2.23533 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 149 components and 2.23533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.142926Jy sigma=0.334448 ! Fit after self-cal, rms=0.142760Jy sigma=0.333770 ! 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. ! ! Fit before self-cal, rms=0.142760Jy sigma=0.333770 ! Fit after self-cal, rms=0.142448Jy sigma=0.319384 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.075 mas, bmaj=5.948 mas, bpa=-7.862 degrees ! Estimated noise=2.32088 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012242 Jy ! Component: 100 - total flux cleaned = 0.0184057 Jy ! Component: 150 - total flux cleaned = 0.0202394 Jy ! Component: 200 - total flux cleaned = 0.0211825 Jy ! Total flux subtracted in 200 components = 0.0211825 Jy ! Clean residual min=-0.008187 max=0.009091 Jy/beam ! Clean residual mean=-0.000010 rms=0.002159 Jy/beam ! Combined flux in latest and established models = 2.25651 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 171 components and 2.25651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.140931Jy sigma=0.308714 ! Fit after self-cal, rms=0.140879Jy sigma=0.308223 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 = 0.00272065 Jy ! Component: 100 - total flux cleaned = 0.00376652 Jy ! Component: 150 - total flux cleaned = 0.00434733 Jy ! Component: 200 - total flux cleaned = 0.0048995 Jy ! Total flux subtracted in 200 components = 0.0048995 Jy ! Clean residual min=-0.007886 max=0.008451 Jy/beam ! Clean residual mean=-0.000011 rms=0.002040 Jy/beam ! Combined flux in latest and established models = 2.26141 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 181 components and 2.26141 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.140289Jy sigma=0.304404 ! Fit after self-cal, rms=0.140284Jy sigma=0.304266 ! 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. ! ! Fit before self-cal, rms=0.140284Jy sigma=0.304266 ! Fit after self-cal, rms=0.140334Jy sigma=0.302645 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.675 mas, bmaj=9.265 mas, bpa=-3.547 degrees ! Estimated noise=3.42739 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00853406 Jy ! Component: 100 - total flux cleaned = 0.0110695 Jy ! Component: 150 - total flux cleaned = 0.0115993 Jy ! Component: 200 - total flux cleaned = 0.0116017 Jy ! Total flux subtracted in 200 components = 0.0116017 Jy ! Clean residual min=-0.010451 max=0.010830 Jy/beam ! Clean residual mean=-0.000036 rms=0.002964 Jy/beam ! Combined flux in latest and established models = 2.27301 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 213 components and 2.27301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.139956Jy sigma=0.301000 ! Fit after self-cal, rms=0.139912Jy sigma=0.300379 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 = 0.00122394 Jy ! Component: 100 - total flux cleaned = 0.00189998 Jy ! Component: 150 - total flux cleaned = 0.00232247 Jy ! Component: 200 - total flux cleaned = 0.00225101 Jy ! Total flux subtracted in 200 components = 0.00225101 Jy ! Clean residual min=-0.010063 max=0.010666 Jy/beam ! Clean residual mean=-0.000039 rms=0.002931 Jy/beam ! Combined flux in latest and established models = 2.27526 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 233 components and 2.27526 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.139833Jy sigma=0.300210 ! Fit after self-cal, rms=0.139804Jy sigma=0.299965 ! 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=3.072 mas, bmaj=5.942 mas, bpa=-7.8 degrees ! Estimated noise=2.32041 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.072 x 5.942 at -7.8 degrees (North through East) ! Clean map min=-0.0068307 max=1.3271 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. ! ! Fit before self-cal, rms=0.139804Jy sigma=0.299965 ! Fit after self-cal, rms=0.134318Jy sigma=0.269530 ! Inverting map and beam ! Estimated beam: bmin=3.076 mas, bmaj=5.939 mas, bpa=-7.758 degrees ! Estimated noise=2.32619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00453772 Jy ! Component: 100 - total flux cleaned = 0.00599309 Jy ! Component: 150 - total flux cleaned = 0.00628078 Jy ! Component: 200 - total flux cleaned = 0.00614956 Jy ! Total flux subtracted in 200 components = 0.00614956 Jy ! Clean residual min=-0.006889 max=0.007185 Jy/beam ! Clean residual mean=-0.000012 rms=0.001748 Jy/beam ! Combined flux in latest and established models = 2.28141 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 255 components and 2.28141 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.133864Jy sigma=0.266739 ! Fit after self-cal, rms=0.133858Jy sigma=0.266643 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000992219 Jy ! Component: 100 - total flux cleaned = 0.000867284 Jy ! Component: 150 - total flux cleaned = 0.000748183 Jy ! Component: 200 - total flux cleaned = 0.000636497 Jy ! Total flux subtracted in 200 components = 0.000636497 Jy ! Clean residual min=-0.006752 max=0.006918 Jy/beam ! Clean residual mean=-0.000012 rms=0.001704 Jy/beam ! Combined flux in latest and established models = 2.28205 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 263 components and 2.28205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.133616Jy sigma=0.265120 ! Fit after self-cal, rms=0.133611Jy sigma=0.265061 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.133611Jy sigma=0.265061 ! Fit after self-cal, rms=0.133268Jy sigma=0.264775 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=2.741 mas, bmaj=5.379 mas, bpa=-8.832 degrees ! Estimated noise=3.02832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.982158 Jy ! Component: 100 - total flux cleaned = 1.29276 Jy ! Component: 150 - total flux cleaned = 1.49713 Jy ! Component: 200 - total flux cleaned = 1.64815 Jy ! Total flux subtracted in 200 components = 1.64815 Jy ! Clean residual min=-0.041856 max=0.086985 Jy/beam ! Clean residual mean=0.000103 rms=0.013558 Jy/beam ! Combined flux in latest and established models = 1.64815 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 34 model components to the UV plane model. ! The established model now contains 34 components and 1.64815 Jy ! Inverting map and beam ! Estimated beam: bmin=3.074 mas, bmaj=5.936 mas, bpa=-7.742 degrees ! Estimated noise=2.3269 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 = 0.154186 Jy ! Component: 100 - total flux cleaned = 0.263644 Jy ! Component: 150 - total flux cleaned = 0.343346 Jy ! Component: 200 - total flux cleaned = 0.402148 Jy ! Total flux subtracted in 200 components = 0.402148 Jy ! Clean residual min=-0.019182 max=0.033635 Jy/beam ! Clean residual mean=0.000000 rms=0.006035 Jy/beam ! Combined flux in latest and established models = 2.0503 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 67 components and 2.0503 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0440482 Jy ! Component: 100 - total flux cleaned = 0.0779008 Jy ! Component: 150 - total flux cleaned = 0.104723 Jy ! Component: 200 - total flux cleaned = 0.126496 Jy ! Total flux subtracted in 200 components = 0.126496 Jy ! Clean residual min=-0.011496 max=0.015159 Jy/beam ! Clean residual mean=-0.000005 rms=0.003209 Jy/beam ! Combined flux in latest and established models = 2.1768 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 102 components and 2.1768 Jy ! Inverting map ! Added new window around map position (-11, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184417 Jy ! Component: 100 - total flux cleaned = 0.0337339 Jy ! Component: 150 - total flux cleaned = 0.0466384 Jy ! Component: 200 - total flux cleaned = 0.057649 Jy ! Total flux subtracted in 200 components = 0.057649 Jy ! Clean residual min=-0.009494 max=0.010094 Jy/beam ! Clean residual mean=-0.000005 rms=0.002307 Jy/beam ! Combined flux in latest and established models = 2.23445 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 127 components and 2.23445 Jy ! Inverting map ! Added new window around map position (-52.5, 28.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103906 Jy ! Component: 100 - total flux cleaned = 0.0177495 Jy ! Component: 150 - total flux cleaned = 0.0224628 Jy ! Component: 200 - total flux cleaned = 0.0261646 Jy ! Total flux subtracted in 200 components = 0.0261646 Jy ! Clean residual min=-0.008126 max=0.008654 Jy/beam ! Clean residual mean=-0.000010 rms=0.001973 Jy/beam ! Combined flux in latest and established models = 2.26061 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 146 components and 2.26061 Jy ! Inverting map ! Added new window around map position (11.5, -69). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00808272 Jy ! Component: 100 - total flux cleaned = 0.0124211 Jy ! Component: 150 - total flux cleaned = 0.015522 Jy ! Component: 200 - total flux cleaned = 0.0177977 Jy ! Total flux subtracted in 200 components = 0.0177977 Jy ! Clean residual min=-0.007654 max=0.008179 Jy/beam ! Clean residual mean=-0.000012 rms=0.001776 Jy/beam ! Combined flux in latest and established models = 2.27841 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 170 components and 2.27841 Jy ! Inverting map ! Added new window around map position (39, 19.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00350353 Jy ! Component: 100 - total flux cleaned = 0.0056882 Jy ! Component: 150 - total flux cleaned = 0.00750877 Jy ! Component: 200 - total flux cleaned = 0.0095388 Jy ! Total flux subtracted in 200 components = 0.0095388 Jy ! Clean residual min=-0.007303 max=0.007737 Jy/beam ! Clean residual mean=-0.000015 rms=0.001609 Jy/beam ! Combined flux in latest and established models = 2.28795 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 185 components and 2.28795 Jy ! Inverting map ! Added new window around map position (11.5, -117). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00581304 Jy ! Component: 100 - total flux cleaned = 0.00783046 Jy ! Component: 150 - total flux cleaned = 0.00956243 Jy ! Component: 200 - total flux cleaned = 0.0106134 Jy ! Total flux subtracted in 200 components = 0.0106134 Jy ! Clean residual min=-0.006673 max=0.006224 Jy/beam ! Clean residual mean=-0.000015 rms=0.001477 Jy/beam ! Combined flux in latest and established models = 2.29856 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 201 components and 2.29856 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=6.672 mas, bmaj=9.25 mas, bpa=-3.551 degrees ! Estimated noise=3.43689 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00529651 Jy ! Component: 100 - total flux cleaned = 0.00842146 Jy ! Component: 150 - total flux cleaned = 0.0113863 Jy ! Component: 200 - total flux cleaned = 0.0132538 Jy ! Total flux subtracted in 200 components = 0.0132538 Jy ! Clean residual min=-0.008259 max=0.007654 Jy/beam ! Clean residual mean=-0.000043 rms=0.002264 Jy/beam ! Combined flux in latest and established models = 2.31182 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 = 0.00113341 Jy ! Component: 100 - total flux cleaned = 0.00177136 Jy ! Component: 150 - total flux cleaned = 0.00247848 Jy ! Component: 200 - total flux cleaned = 0.00295949 Jy ! Total flux subtracted in 200 components = 0.00295949 Jy ! Clean residual min=-0.008040 max=0.007466 Jy/beam ! Clean residual mean=-0.000042 rms=0.002205 Jy/beam ! Combined flux in latest and established models = 2.31477 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 252 components and 2.31478 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.074 mas, bmaj=5.936 mas, bpa=-7.742 degrees ! Estimated noise=2.3269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000724187 Jy ! Component: 100 - total flux cleaned = 0.000853171 Jy ! Component: 150 - total flux cleaned = 0.00121967 Jy ! Component: 200 - total flux cleaned = 0.00121503 Jy ! Total flux subtracted in 200 components = 0.00121503 Jy ! Clean residual min=-0.005644 max=0.005509 Jy/beam ! Clean residual mean=-0.000018 rms=0.001328 Jy/beam ! Combined flux in latest and established models = 2.31599 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 270 components and 2.31599 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.131521Jy sigma=0.256105 ! Fit after self-cal, rms=0.131415Jy sigma=0.254859 wmodel J0226+3421_S_map.mod ! Writing 270 model components to file: J0226+3421_S_map.mod wobs J0226+3421_S_uvs.fits ! Writing UV FITS file: J0226+3421_S_uvs.fits wwins J0226+3421_S_map.win ! wwins: Wrote 10 windows to J0226+3421_S_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000831926 Jy ! Component: 100 - total flux cleaned = -0.000923684 Jy ! Component: 150 - total flux cleaned = -0.00109365 Jy ! Component: 200 - total flux cleaned = -0.00117367 Jy ! Component: 250 - total flux cleaned = -0.00117421 Jy ! Component: 300 - total flux cleaned = -0.0010979 Jy ! Component: 350 - total flux cleaned = -0.000875878 Jy ! Component: 400 - total flux cleaned = -0.000805397 Jy ! Component: 450 - total flux cleaned = -0.00066624 Jy ! Component: 500 - total flux cleaned = -0.000529928 Jy ! Component: 550 - total flux cleaned = -0.000196605 Jy ! Component: 600 - total flux cleaned = -2.06249e-06 Jy ! Component: 650 - total flux cleaned = 0.000378558 Jy ! Component: 700 - total flux cleaned = 0.000811461 Jy ! Component: 750 - total flux cleaned = 0.00111279 Jy ! Component: 800 - total flux cleaned = 0.00134854 Jy ! Component: 850 - total flux cleaned = 0.0016394 Jy ! Component: 900 - total flux cleaned = 0.00198049 Jy ! Component: 950 - total flux cleaned = 0.00220319 Jy ! Component: 1000 - total flux cleaned = 0.00253182 Jy ! Component: 1050 - total flux cleaned = 0.00269335 Jy ! Component: 1100 - total flux cleaned = 0.00295769 Jy ! Component: 1150 - total flux cleaned = 0.00326865 Jy ! Component: 1200 - total flux cleaned = 0.00347252 Jy ! Component: 1250 - total flux cleaned = 0.00382284 Jy ! Component: 1300 - total flux cleaned = 0.00387071 Jy ! Component: 1350 - total flux cleaned = 0.00416041 Jy ! Component: 1400 - total flux cleaned = 0.00425514 Jy ! Component: 1450 - total flux cleaned = 0.00444356 Jy ! Component: 1500 - total flux cleaned = 0.00448967 Jy ! Component: 1550 - total flux cleaned = 0.00462705 Jy ! Component: 1600 - total flux cleaned = 0.00471747 Jy ! Component: 1650 - total flux cleaned = 0.00489498 Jy ! Component: 1700 - total flux cleaned = 0.00502632 Jy ! Component: 1750 - total flux cleaned = 0.00515557 Jy ! Component: 1800 - total flux cleaned = 0.00519833 Jy ! Component: 1850 - total flux cleaned = 0.00532449 Jy ! Component: 1900 - total flux cleaned = 0.00540736 Jy ! Component: 1950 - total flux cleaned = 0.00540712 Jy ! Component: 2000 - total flux cleaned = 0.00556889 Jy ! Component: 2050 - total flux cleaned = 0.00556825 Jy ! Component: 2100 - total flux cleaned = 0.00564727 Jy ! Component: 2150 - total flux cleaned = 0.00564753 Jy ! Component: 2200 - total flux cleaned = 0.00587799 Jy ! Component: 2250 - total flux cleaned = 0.00584096 Jy ! Component: 2300 - total flux cleaned = 0.0058411 Jy ! Component: 2350 - total flux cleaned = 0.00591526 Jy ! Component: 2400 - total flux cleaned = 0.00595221 Jy ! Component: 2450 - total flux cleaned = 0.00598914 Jy ! Component: 2500 - total flux cleaned = 0.00602471 Jy ! Component: 2550 - total flux cleaned = 0.00606019 Jy ! Component: 2600 - total flux cleaned = 0.00613066 Jy ! Component: 2650 - total flux cleaned = 0.00595805 Jy ! Component: 2700 - total flux cleaned = 0.00592379 Jy ! Component: 2750 - total flux cleaned = 0.0060591 Jy ! Component: 2800 - total flux cleaned = 0.00582414 Jy ! Component: 2850 - total flux cleaned = 0.00579074 Jy ! Component: 2900 - total flux cleaned = 0.00585655 Jy ! Component: 2950 - total flux cleaned = 0.00579157 Jy ! Component: 3000 - total flux cleaned = 0.00575951 Jy ! Component: 3050 - total flux cleaned = 0.00588724 Jy ! Component: 3100 - total flux cleaned = 0.00576084 Jy ! Component: 3150 - total flux cleaned = 0.00588637 Jy ! Component: 3200 - total flux cleaned = 0.00588627 Jy ! Component: 3250 - total flux cleaned = 0.00600917 Jy ! Component: 3300 - total flux cleaned = 0.0060696 Jy ! Component: 3350 - total flux cleaned = 0.00591892 Jy ! Component: 3400 - total flux cleaned = 0.00603888 Jy ! Component: 3450 - total flux cleaned = 0.00609782 Jy ! Component: 3500 - total flux cleaned = 0.00612735 Jy ! Component: 3550 - total flux cleaned = 0.00615697 Jy ! Component: 3600 - total flux cleaned = 0.00621436 Jy ! Component: 3650 - total flux cleaned = 0.00638508 Jy ! Component: 3700 - total flux cleaned = 0.00630016 Jy ! Component: 3750 - total flux cleaned = 0.00630037 Jy ! Component: 3800 - total flux cleaned = 0.00643903 Jy ! Component: 3850 - total flux cleaned = 0.00635651 Jy ! Component: 3900 - total flux cleaned = 0.00652048 Jy ! Component: 3950 - total flux cleaned = 0.0066017 Jy ! Component: 4000 - total flux cleaned = 0.00660179 Jy ! Component: 4050 - total flux cleaned = 0.00670799 Jy ! Total flux subtracted in 4096 components = 0.00676085 Jy ! Clean residual min=-0.001620 max=0.001635 Jy/beam ! Clean residual mean=-0.000009 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 2.32275 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 576 components and 2.32275 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0226+3421_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.074 x 5.936 at -7.742 degrees (North through East) ! Clean map min=-0.0042614 max=1.3298 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0226+3421_S_map.fits wmodel /image_prod/ug002_uva//J0226+3421_S_map.mod ! Writing 576 model components to file: /image_prod/ug002_uva//J0226+3421_S_map.mod wobs /image_prod/ug002_uva//J0226+3421_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0226+3421_S_uvs.fits wwins /image_prod/ug002_uva//J0226+3421_S_map.win ! wwins: Wrote 11 windows to /image_prod/ug002_uva//J0226+3421_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.32981 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000490407 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.110634 0.110634 0.221268 0.442536 0.885072 1.77014 3.54029 7.08058 14.1612 28.3223 56.6446 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.329 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2711.64 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0226+3421_S_dfm.log closed on Wed Mar 4 19:33:05 2020