! Started logfile: /vlbi/uf001/uva//J0204+0903_S_dfm.log on Sun Jan 13 21:14:11 2019 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 /vlbi/uf001/uva//J0204+0903_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0204+0903_S_uva.fits ! AN table 1: 109 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.998573 visibilities/baseline/integration-bin. ! Found source: J0204+0903 ! ! 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 14694 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 J0204+0903_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 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.140946Jy sigma=20.584668 ! Fit after self-cal, rms=0.768425Jy sigma=14.954337 ! 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=2.514 mas, bmaj=6.417 mas, bpa=-5.073 degrees ! Estimated noise=0.510626 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 = 0.207779 Jy ! Component: 100 - total flux cleaned = 0.302292 Jy ! Total flux subtracted in 100 components = 0.302292 Jy ! Clean residual min=-0.041323 max=0.086371 Jy/beam ! Clean residual mean=-0.000125 rms=0.012664 Jy/beam ! Combined flux in latest and established models = 0.302292 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.302292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.361260Jy sigma=5.539546 ! Fit after self-cal, rms=0.359074Jy sigma=5.513363 ! Inverting map ! Added new window around map position (26, 7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0863019 Jy ! Component: 100 - total flux cleaned = 0.144816 Jy ! Total flux subtracted in 100 components = 0.144816 Jy ! Clean residual min=-0.038178 max=0.093502 Jy/beam ! Clean residual mean=-0.000108 rms=0.011209 Jy/beam ! Combined flux in latest and established models = 0.447108 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.447108 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.313959Jy sigma=4.873792 ! Fit after self-cal, rms=0.307669Jy sigma=4.761523 ! Inverting map ! Added new window around map position (21, 7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.095299 Jy ! Component: 100 - total flux cleaned = 0.156285 Jy ! Total flux subtracted in 100 components = 0.156285 Jy ! Clean residual min=-0.029205 max=0.053390 Jy/beam ! Clean residual mean=-0.000082 rms=0.008799 Jy/beam ! Combined flux in latest and established models = 0.603392 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 45 components and 0.603393 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.248946Jy sigma=3.841378 ! Fit after self-cal, rms=0.243455Jy sigma=3.720149 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0645708 Jy ! Component: 100 - total flux cleaned = 0.114531 Jy ! Total flux subtracted in 100 components = 0.114531 Jy ! Clean residual min=-0.023044 max=0.049710 Jy/beam ! Clean residual mean=-0.000057 rms=0.007034 Jy/beam ! Combined flux in latest and established models = 0.717924 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 55 components and 0.717924 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.203307Jy sigma=3.121602 ! Fit after self-cal, rms=0.201592Jy sigma=3.082062 ! Inverting map ! Added new window around map position (-3.5, 0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.052272 Jy ! Component: 100 - total flux cleaned = 0.0936542 Jy ! Total flux subtracted in 100 components = 0.0936542 Jy ! Clean residual min=-0.017462 max=0.038075 Jy/beam ! Clean residual mean=-0.000036 rms=0.005640 Jy/beam ! Combined flux in latest and established models = 0.811578 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.811578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.170988Jy sigma=2.634540 ! Fit after self-cal, rms=0.170535Jy sigma=2.621280 ! Inverting map ! Added new window around map position (3.5, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.039554 Jy ! Component: 100 - total flux cleaned = 0.0714579 Jy ! Total flux subtracted in 100 components = 0.0714579 Jy ! Clean residual min=-0.015410 max=0.033499 Jy/beam ! Clean residual mean=-0.000025 rms=0.004728 Jy/beam ! Combined flux in latest and established models = 0.883036 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 71 components and 0.883036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.148720Jy sigma=2.310821 ! Fit after self-cal, rms=0.148553Jy sigma=2.304908 ! Inverting map ! Added new window around map position (17, 7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0333268 Jy ! Component: 100 - total flux cleaned = 0.0599146 Jy ! Total flux subtracted in 100 components = 0.0599146 Jy ! Clean residual min=-0.013374 max=0.017343 Jy/beam ! Clean residual mean=-0.000021 rms=0.003945 Jy/beam ! Combined flux in latest and established models = 0.942951 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 82 components and 0.942951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.131374Jy sigma=2.057020 ! Fit after self-cal, rms=0.131275Jy sigma=2.054124 ! 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=2.931 mas, bmaj=6.977 mas, bpa=-4.161 degrees ! Estimated noise=0.358054 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 = 0.0390083 Jy ! Component: 100 - total flux cleaned = 0.0711559 Jy ! Component: 150 - total flux cleaned = 0.0986999 Jy ! Component: 200 - total flux cleaned = 0.122831 Jy ! Total flux subtracted in 200 components = 0.122831 Jy ! Clean residual min=-0.014464 max=0.021133 Jy/beam ! Clean residual mean=-0.000017 rms=0.004646 Jy/beam ! Combined flux in latest and established models = 1.06578 Jy ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 131 components and 1.06578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.102611Jy sigma=1.680138 ! Fit after self-cal, rms=0.102484Jy sigma=1.676917 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.931 x 6.977 at -4.161 degrees (North through East) ! Clean map min=-0.014567 max=0.28588 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 0.98 KP 0.92 ! LA 0.84 MK 1.05 NL 1.06 OV 0.91 ! PT 1.00* SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 1.00 KP 0.93 ! LA 0.85 MK 1.05 NL 1.10 OV 0.92 ! PT 1.00* SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 1.01 KP 0.95 ! LA 0.86 MK 1.06 NL 1.10 OV 0.93 ! PT 1.00* SC 1.07 ! ! ! Fit before self-cal, rms=0.102484Jy sigma=1.676917 ! Fit after self-cal, rms=0.072359Jy sigma=1.319917 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.022 mas, bmaj=7.185 mas, bpa=-4.25 degrees ! Estimated noise=0.344766 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 = 0.0098137 Jy ! Component: 100 - total flux cleaned = 0.0138672 Jy ! Component: 150 - total flux cleaned = 0.0177249 Jy ! Component: 200 - total flux cleaned = 0.020792 Jy ! Total flux subtracted in 200 components = 0.020792 Jy ! Clean residual min=-0.007051 max=0.013459 Jy/beam ! Clean residual mean=-0.000004 rms=0.001951 Jy/beam ! Combined flux in latest and established models = 1.08657 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 157 components and 1.08657 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069652Jy sigma=1.274737 ! Fit after self-cal, rms=0.069532Jy sigma=1.271889 ! Inverting map ! Added new window around map position (30.5, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108079 Jy ! Component: 100 - total flux cleaned = 0.0152127 Jy ! Component: 150 - total flux cleaned = 0.0183336 Jy ! Component: 200 - total flux cleaned = 0.0214936 Jy ! Total flux subtracted in 200 components = 0.0214936 Jy ! Clean residual min=-0.006164 max=0.005857 Jy/beam ! Clean residual mean=-0.000005 rms=0.001645 Jy/beam ! Combined flux in latest and established models = 1.10807 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 182 components and 1.10807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067218Jy sigma=1.233002 ! Fit after self-cal, rms=0.067102Jy sigma=1.231153 ! 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=0.067102Jy sigma=1.231153 ! Fit after self-cal, rms=0.063647Jy sigma=1.183600 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.029 mas, bmaj=7.164 mas, bpa=-3.973 degrees ! Estimated noise=0.34583 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00531145 Jy ! Component: 100 - total flux cleaned = 0.00952831 Jy ! Component: 150 - total flux cleaned = 0.0124839 Jy ! Component: 200 - total flux cleaned = 0.0148745 Jy ! Total flux subtracted in 200 components = 0.0148745 Jy ! Clean residual min=-0.004105 max=0.004640 Jy/beam ! Clean residual mean=-0.000001 rms=0.001071 Jy/beam ! Combined flux in latest and established models = 1.12294 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 207 components and 1.12294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062847Jy sigma=1.169710 ! Fit after self-cal, rms=0.062830Jy sigma=1.169198 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 (-1.5, -9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0039535 Jy ! Component: 100 - total flux cleaned = 0.00592858 Jy ! Component: 150 - total flux cleaned = 0.00760056 Jy ! Component: 200 - total flux cleaned = 0.00892851 Jy ! Total flux subtracted in 200 components = 0.00892851 Jy ! Clean residual min=-0.003719 max=0.003864 Jy/beam ! Clean residual mean=-0.000002 rms=0.000962 Jy/beam ! Combined flux in latest and established models = 1.13187 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 234 components and 1.13187 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062364Jy sigma=1.160427 ! Fit after self-cal, rms=0.062343Jy sigma=1.160075 ! 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=0.062343Jy sigma=1.160075 ! Fit after self-cal, rms=0.061896Jy sigma=1.155554 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.029 mas, bmaj=7.162 mas, bpa=-4 degrees ! Estimated noise=0.34529 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210214 Jy ! Component: 100 - total flux cleaned = 0.00376977 Jy ! Component: 150 - total flux cleaned = 0.00489542 Jy ! Component: 200 - total flux cleaned = 0.00594092 Jy ! Total flux subtracted in 200 components = 0.00594092 Jy ! Clean residual min=-0.003223 max=0.003927 Jy/beam ! Clean residual mean=-0.000002 rms=0.000831 Jy/beam ! Combined flux in latest and established models = 1.13781 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 254 components and 1.13781 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061590Jy sigma=1.150267 ! Fit after self-cal, rms=0.061584Jy sigma=1.150100 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 (37.5, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00344678 Jy ! Component: 100 - total flux cleaned = 0.00507167 Jy ! Component: 150 - total flux cleaned = 0.006058 Jy ! Component: 200 - total flux cleaned = 0.00697103 Jy ! Total flux subtracted in 200 components = 0.00697103 Jy ! Clean residual min=-0.003186 max=0.002812 Jy/beam ! Clean residual mean=-0.000003 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 1.14478 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 279 components and 1.14478 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061293Jy sigma=1.144857 ! Fit after self-cal, rms=0.061283Jy sigma=1.144704 ! 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=0.061283Jy sigma=1.144704 ! Fit after self-cal, rms=0.061060Jy sigma=1.144033 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.452 mas, bmaj=10.24 mas, bpa=-2.635 degrees ! Estimated noise=0.471072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372561 Jy ! Component: 100 - total flux cleaned = 0.00645531 Jy ! Component: 150 - total flux cleaned = 0.00835078 Jy ! Component: 200 - total flux cleaned = 0.00957809 Jy ! Total flux subtracted in 200 components = 0.00957809 Jy ! Clean residual min=-0.003247 max=0.003224 Jy/beam ! Clean residual mean=-0.000005 rms=0.000906 Jy/beam ! Combined flux in latest and established models = 1.15436 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 308 components and 1.15436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060905Jy sigma=1.141729 ! Fit after self-cal, rms=0.060895Jy sigma=1.141570 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 = 0.00139055 Jy ! Component: 100 - total flux cleaned = 0.00227987 Jy ! Component: 150 - total flux cleaned = 0.00280942 Jy ! Component: 200 - total flux cleaned = 0.00319422 Jy ! Total flux subtracted in 200 components = 0.00319422 Jy ! Clean residual min=-0.003236 max=0.002990 Jy/beam ! Clean residual mean=-0.000006 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 1.15755 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 331 components and 1.15755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060850Jy sigma=1.140876 ! Fit after self-cal, rms=0.060846Jy sigma=1.140837 ! 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=3.026 mas, bmaj=7.157 mas, bpa=-3.99 degrees ! Estimated noise=0.344658 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.026 x 7.157 at -3.99 degrees (North through East) ! Clean map min=-0.0033385 max=0.27743 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=2.586 mas, bmaj=6.55 mas, bpa=-4.896 degrees ! Estimated noise=0.501761 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.204405 Jy ! Component: 100 - total flux cleaned = 0.335622 Jy ! Component: 150 - total flux cleaned = 0.437645 Jy ! Component: 200 - total flux cleaned = 0.520178 Jy ! Total flux subtracted in 200 components = 0.520178 Jy ! Clean residual min=-0.026524 max=0.049944 Jy/beam ! Clean residual mean=-0.000033 rms=0.008760 Jy/beam ! Combined flux in latest and established models = 0.520178 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.520178 Jy ! Inverting map and beam ! Estimated beam: bmin=3.026 mas, bmaj=7.157 mas, bpa=-3.99 degrees ! Estimated noise=0.344658 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 = 0.0972175 Jy ! Component: 100 - total flux cleaned = 0.174718 Jy ! Component: 150 - total flux cleaned = 0.238086 Jy ! Component: 200 - total flux cleaned = 0.290352 Jy ! Total flux subtracted in 200 components = 0.290352 Jy ! Clean residual min=-0.017090 max=0.031506 Jy/beam ! Clean residual mean=-0.000020 rms=0.006259 Jy/beam ! Combined flux in latest and established models = 0.81053 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 62 components and 0.81053 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0433469 Jy ! Component: 100 - total flux cleaned = 0.0795649 Jy ! Component: 150 - total flux cleaned = 0.110088 Jy ! Component: 200 - total flux cleaned = 0.136047 Jy ! Total flux subtracted in 200 components = 0.136047 Jy ! Clean residual min=-0.011076 max=0.016020 Jy/beam ! Clean residual mean=-0.000012 rms=0.003589 Jy/beam ! Combined flux in latest and established models = 0.946577 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 85 components and 0.946577 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222343 Jy ! Component: 100 - total flux cleaned = 0.041423 Jy ! Component: 150 - total flux cleaned = 0.0580424 Jy ! Component: 200 - total flux cleaned = 0.0725729 Jy ! Total flux subtracted in 200 components = 0.0725729 Jy ! Clean residual min=-0.007953 max=0.009116 Jy/beam ! Clean residual mean=-0.000008 rms=0.002335 Jy/beam ! Combined flux in latest and established models = 1.01915 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 113 components and 1.01915 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=6.452 mas, bmaj=10.24 mas, bpa=-2.635 degrees ! Estimated noise=0.471072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025466 Jy ! Component: 100 - total flux cleaned = 0.04443 Jy ! Component: 150 - total flux cleaned = 0.0596158 Jy ! Component: 200 - total flux cleaned = 0.0720697 Jy ! Total flux subtracted in 200 components = 0.0720697 Jy ! Clean residual min=-0.007640 max=0.008286 Jy/beam ! Clean residual mean=-0.000007 rms=0.002432 Jy/beam ! Combined flux in latest and established models = 1.09122 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 = 0.0103277 Jy ! Component: 100 - total flux cleaned = 0.0189584 Jy ! Component: 150 - total flux cleaned = 0.0262269 Jy ! Component: 200 - total flux cleaned = 0.0323791 Jy ! Total flux subtracted in 200 components = 0.0323791 Jy ! Clean residual min=-0.004940 max=0.005242 Jy/beam ! Clean residual mean=-0.000006 rms=0.001489 Jy/beam ! Combined flux in latest and established models = 1.1236 Jy ! Adding 124 model components to the UV plane model. ! The established model now contains 220 components and 1.1236 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.026 mas, bmaj=7.157 mas, bpa=-3.99 degrees ! Estimated noise=0.344658 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00600275 Jy ! Component: 100 - total flux cleaned = 0.00976076 Jy ! Component: 150 - total flux cleaned = 0.0131103 Jy ! Component: 200 - total flux cleaned = 0.0156864 Jy ! Total flux subtracted in 200 components = 0.0156864 Jy ! Clean residual min=-0.003104 max=0.003911 Jy/beam ! Clean residual mean=-0.000003 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 1.13928 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 240 components and 1.13929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061492Jy sigma=1.154220 ! Fit after self-cal, rms=0.061324Jy sigma=1.150300 wmodel J0204+0903_S_map.mod ! Writing 240 model components to file: J0204+0903_S_map.mod wobs J0204+0903_S_uvs.fits ! Writing UV FITS file: J0204+0903_S_uvs.fits wwins J0204+0903_S_map.win ! wwins: Wrote 9 windows to J0204+0903_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 = 0.00145671 Jy ! Component: 100 - total flux cleaned = 0.00234449 Jy ! Component: 150 - total flux cleaned = 0.00334833 Jy ! Component: 200 - total flux cleaned = 0.00420881 Jy ! Component: 250 - total flux cleaned = 0.00503565 Jy ! Component: 300 - total flux cleaned = 0.00569323 Jy ! Component: 350 - total flux cleaned = 0.00637466 Jy ! Component: 400 - total flux cleaned = 0.00664075 Jy ! Component: 450 - total flux cleaned = 0.00702896 Jy ! Component: 500 - total flux cleaned = 0.00702805 Jy ! Component: 550 - total flux cleaned = 0.00723396 Jy ! Component: 600 - total flux cleaned = 0.00727292 Jy ! Component: 650 - total flux cleaned = 0.00731259 Jy ! Component: 700 - total flux cleaned = 0.00731343 Jy ! Component: 750 - total flux cleaned = 0.00750431 Jy ! Component: 800 - total flux cleaned = 0.00757944 Jy ! Component: 850 - total flux cleaned = 0.00772637 Jy ! Component: 900 - total flux cleaned = 0.00772679 Jy ! Component: 950 - total flux cleaned = 0.00779829 Jy ! Component: 1000 - total flux cleaned = 0.00786851 Jy ! Component: 1050 - total flux cleaned = 0.0079706 Jy ! Component: 1100 - total flux cleaned = 0.00786959 Jy ! Component: 1150 - total flux cleaned = 0.00790312 Jy ! Component: 1200 - total flux cleaned = 0.00787092 Jy ! Component: 1250 - total flux cleaned = 0.00799856 Jy ! Component: 1300 - total flux cleaned = 0.00803002 Jy ! Component: 1350 - total flux cleaned = 0.00803005 Jy ! Component: 1400 - total flux cleaned = 0.00812187 Jy ! Component: 1450 - total flux cleaned = 0.00812202 Jy ! Component: 1500 - total flux cleaned = 0.00818129 Jy ! Component: 1550 - total flux cleaned = 0.00812245 Jy ! Component: 1600 - total flux cleaned = 0.00803618 Jy ! Component: 1650 - total flux cleaned = 0.00817821 Jy ! Component: 1700 - total flux cleaned = 0.00814994 Jy ! Component: 1750 - total flux cleaned = 0.00817756 Jy ! Component: 1800 - total flux cleaned = 0.00812318 Jy ! Component: 1850 - total flux cleaned = 0.00815037 Jy ! Component: 1900 - total flux cleaned = 0.00817647 Jy ! Component: 1950 - total flux cleaned = 0.00817728 Jy ! Component: 2000 - total flux cleaned = 0.0082804 Jy ! Component: 2050 - total flux cleaned = 0.00835669 Jy ! Component: 2100 - total flux cleaned = 0.00833147 Jy ! Component: 2150 - total flux cleaned = 0.00838097 Jy ! Component: 2200 - total flux cleaned = 0.0083816 Jy ! Component: 2250 - total flux cleaned = 0.00835739 Jy ! Component: 2300 - total flux cleaned = 0.00833402 Jy ! Component: 2350 - total flux cleaned = 0.00849832 Jy ! Component: 2400 - total flux cleaned = 0.00845178 Jy ! Component: 2450 - total flux cleaned = 0.00847486 Jy ! Component: 2500 - total flux cleaned = 0.0084522 Jy ! Component: 2550 - total flux cleaned = 0.00849717 Jy ! Component: 2600 - total flux cleaned = 0.00854132 Jy ! Component: 2650 - total flux cleaned = 0.00858491 Jy ! Component: 2700 - total flux cleaned = 0.00854142 Jy ! Component: 2750 - total flux cleaned = 0.00864809 Jy ! Component: 2800 - total flux cleaned = 0.00862684 Jy ! Component: 2850 - total flux cleaned = 0.00866877 Jy ! Component: 2900 - total flux cleaned = 0.00875146 Jy ! Component: 2950 - total flux cleaned = 0.00877182 Jy ! Component: 3000 - total flux cleaned = 0.00875142 Jy ! Component: 3050 - total flux cleaned = 0.00867195 Jy ! Component: 3100 - total flux cleaned = 0.00877049 Jy ! Component: 3150 - total flux cleaned = 0.00882911 Jy ! Component: 3200 - total flux cleaned = 0.00881009 Jy ! Component: 3250 - total flux cleaned = 0.00882928 Jy ! Component: 3300 - total flux cleaned = 0.00886741 Jy ! Component: 3350 - total flux cleaned = 0.00892372 Jy ! Component: 3400 - total flux cleaned = 0.00897938 Jy ! Component: 3450 - total flux cleaned = 0.00903472 Jy ! Component: 3500 - total flux cleaned = 0.00912522 Jy ! Component: 3550 - total flux cleaned = 0.00914289 Jy ! Component: 3600 - total flux cleaned = 0.00916089 Jy ! Component: 3650 - total flux cleaned = 0.00917874 Jy ! Component: 3700 - total flux cleaned = 0.00923099 Jy ! Component: 3750 - total flux cleaned = 0.00926525 Jy ! Component: 3800 - total flux cleaned = 0.00924799 Jy ! Component: 3850 - total flux cleaned = 0.00924811 Jy ! Component: 3900 - total flux cleaned = 0.00934863 Jy ! Component: 3950 - total flux cleaned = 0.00933204 Jy ! Component: 4000 - total flux cleaned = 0.00943048 Jy ! Component: 4050 - total flux cleaned = 0.0093979 Jy ! Total flux subtracted in 4096 components = 0.00951091 Jy ! Clean residual min=-0.000894 max=0.000898 Jy/beam ! Clean residual mean=-0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 1.1488 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 534 components and 1.1488 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0204+0903_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.026 x 7.157 at -3.99 degrees (North through East) ! Clean map min=-0.0016562 max=0.27459 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0204+0903_S_map.fits wmodel /vlbi/uf001/uva//J0204+0903_S_map.mod ! Writing 534 model components to file: /vlbi/uf001/uva//J0204+0903_S_map.mod wobs /vlbi/uf001/uva//J0204+0903_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0204+0903_S_uvs.fits wwins /vlbi/uf001/uva//J0204+0903_S_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J0204+0903_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.27459 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000294884 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.322171 0.322171 0.644342 1.28868 2.57737 5.15474 10.3095 20.619 41.2379 82.4758 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.274 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 931.181 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0204+0903_S_dfm.log closed on Sun Jan 13 21:14:17 2019