! Started logfile: /image_prod/ug002_uva//J0228+6721_S_dfm.log on Wed Mar 4 19:33:57 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//J0228+6721_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0228+6721_S_uva.fits ! AN table 1: 100 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.966667 visibilities/baseline/integration-bin. ! Found source: J0228+6721 ! ! 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 40 lines of history. ! ! Reading 10440 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 J0228+6721_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 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.495125Jy sigma=7.361325 ! Fit after self-cal, rms=0.443261Jy sigma=1.611794 ! 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=3.092 mas, bmaj=3.519 mas, bpa=0.3272 degrees ! Estimated noise=2.08817 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 = 0.731603 Jy ! Component: 100 - total flux cleaned = 0.907361 Jy ! Total flux subtracted in 100 components = 0.907361 Jy ! Clean residual min=-0.055425 max=0.139398 Jy/beam ! Clean residual mean=-0.000090 rms=0.013362 Jy/beam ! Combined flux in latest and established models = 0.907361 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.907361 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.459308Jy sigma=1.566032 ! Fit after self-cal, rms=0.459099Jy sigma=1.565300 ! Inverting map ! Added new window around map position (-1, 5.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.123127 Jy ! Component: 100 - total flux cleaned = 0.16605 Jy ! Total flux subtracted in 100 components = 0.16605 Jy ! Clean residual min=-0.047165 max=0.057799 Jy/beam ! Clean residual mean=-0.000025 rms=0.010707 Jy/beam ! Combined flux in latest and established models = 1.07341 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 1.07341 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.411995Jy sigma=1.248752 ! Fit after self-cal, rms=0.409024Jy sigma=1.224796 ! 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=3.789 mas, bmaj=4.176 mas, bpa=-5.064 degrees ! Estimated noise=1.34724 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 = 0.0687567 Jy ! Component: 100 - total flux cleaned = 0.0890226 Jy ! Component: 150 - total flux cleaned = 0.095636 Jy ! Component: 200 - total flux cleaned = 0.100223 Jy ! Total flux subtracted in 200 components = 0.100223 Jy ! Clean residual min=-0.036334 max=0.055563 Jy/beam ! Clean residual mean=0.000003 rms=0.008686 Jy/beam ! Combined flux in latest and established models = 1.17364 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 31 components and 1.17363 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.389501Jy sigma=1.116642 ! Fit after self-cal, rms=0.388333Jy sigma=1.105554 ! Inverting map ! Added new window around map position (-2, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0431974 Jy ! Component: 100 - total flux cleaned = 0.0468395 Jy ! Component: 150 - total flux cleaned = 0.0507649 Jy ! Component: 200 - total flux cleaned = 0.0524946 Jy ! Total flux subtracted in 200 components = 0.0524946 Jy ! Clean residual min=-0.033718 max=0.035357 Jy/beam ! Clean residual mean=0.000047 rms=0.007541 Jy/beam ! Combined flux in latest and established models = 1.22613 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 47 components and 1.22613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.375608Jy sigma=1.038396 ! Fit after self-cal, rms=0.375016Jy sigma=1.033018 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.789 x 4.176 at -5.064 degrees (North through East) ! Clean map min=-0.03286 max=0.9502 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.98 KP 0.99 ! LA 1.03 MK 1.04 OV 0.84 PT 1.03 ! SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 1.01 KP 1.02 ! LA 1.05 MK 1.02 OV 0.91 PT 1.02 ! SC 0.80 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.99 KP 1.01 ! LA 1.00 MK 0.99 OV 0.92 PT 1.02 ! SC 1.07 ! ! ! Fit before self-cal, rms=0.375016Jy sigma=1.033018 ! Fit after self-cal, rms=0.282575Jy sigma=0.935049 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.785 mas, bmaj=4.187 mas, bpa=-6.527 degrees ! Estimated noise=1.34761 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 (10.5, -61). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0293031 Jy ! Component: 100 - total flux cleaned = 0.0330997 Jy ! Component: 150 - total flux cleaned = 0.0355646 Jy ! Component: 200 - total flux cleaned = 0.0377524 Jy ! Total flux subtracted in 200 components = 0.0377524 Jy ! Clean residual min=-0.027375 max=0.025302 Jy/beam ! Clean residual mean=0.000035 rms=0.006199 Jy/beam ! Combined flux in latest and established models = 1.26388 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 1.26388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.273312Jy sigma=0.896200 ! Fit after self-cal, rms=0.272951Jy sigma=0.893040 ! 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=0.272951Jy sigma=0.893040 ! Fit after self-cal, rms=0.103394Jy sigma=0.440863 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.72 mas, bmaj=4.163 mas, bpa=3.048 degrees ! Estimated noise=1.3412 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129129 Jy ! Component: 100 - total flux cleaned = 0.0159214 Jy ! Component: 150 - total flux cleaned = 0.0182776 Jy ! Component: 200 - total flux cleaned = 0.0194444 Jy ! Total flux subtracted in 200 components = 0.0194444 Jy ! Clean residual min=-0.008751 max=0.011531 Jy/beam ! Clean residual mean=-0.000074 rms=0.002335 Jy/beam ! Combined flux in latest and established models = 1.28333 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 86 components and 1.28333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.099577Jy sigma=0.420733 ! Fit after self-cal, rms=0.099532Jy sigma=0.418717 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 (-6, 23.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111327 Jy ! Component: 100 - total flux cleaned = 0.013478 Jy ! Component: 150 - total flux cleaned = 0.0149933 Jy ! Component: 200 - total flux cleaned = 0.0163807 Jy ! Total flux subtracted in 200 components = 0.0163807 Jy ! Clean residual min=-0.008022 max=0.009778 Jy/beam ! Clean residual mean=-0.000063 rms=0.002130 Jy/beam ! Combined flux in latest and established models = 1.29971 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 105 components and 1.29971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.097637Jy sigma=0.408397 ! Fit after self-cal, rms=0.097574Jy sigma=0.407739 ! Inverting map ! Added new window around map position (-14, -46.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00451938 Jy ! Component: 100 - total flux cleaned = 0.00630717 Jy ! Component: 150 - total flux cleaned = 0.00745143 Jy ! Component: 200 - total flux cleaned = 0.0082985 Jy ! Total flux subtracted in 200 components = 0.0082985 Jy ! Clean residual min=-0.007456 max=0.008603 Jy/beam ! Clean residual mean=-0.000055 rms=0.001983 Jy/beam ! Combined flux in latest and established models = 1.30801 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 116 components and 1.30801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096241Jy sigma=0.399675 ! Fit after self-cal, rms=0.096203Jy sigma=0.399467 ! Inverting map ! Added new window around map position (-89, 39). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00607422 Jy ! Component: 100 - total flux cleaned = 0.00729971 Jy ! Component: 150 - total flux cleaned = 0.0078776 Jy ! Component: 200 - total flux cleaned = 0.00860461 Jy ! Total flux subtracted in 200 components = 0.00860461 Jy ! Clean residual min=-0.007181 max=0.007359 Jy/beam ! Clean residual mean=-0.000054 rms=0.001863 Jy/beam ! Combined flux in latest and established models = 1.31661 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 134 components and 1.31661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.095276Jy sigma=0.393569 ! Fit after self-cal, rms=0.095252Jy sigma=0.393399 ! 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=0.095252Jy sigma=0.393399 ! Fit after self-cal, rms=0.095198Jy sigma=0.388235 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.71 mas, bmaj=4.163 mas, bpa=4.281 degrees ! Estimated noise=1.34238 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00582733 Jy ! Component: 100 - total flux cleaned = 0.00899757 Jy ! Component: 150 - total flux cleaned = 0.0109083 Jy ! Component: 200 - total flux cleaned = 0.0114302 Jy ! Total flux subtracted in 200 components = 0.0114302 Jy ! Clean residual min=-0.006554 max=0.006233 Jy/beam ! Clean residual mean=-0.000032 rms=0.001643 Jy/beam ! Combined flux in latest and established models = 1.32804 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 147 components and 1.32804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.094145Jy sigma=0.382236 ! Fit after self-cal, rms=0.094127Jy sigma=0.382055 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 = 0.00107356 Jy ! Component: 100 - total flux cleaned = 0.0013942 Jy ! Component: 150 - total flux cleaned = 0.00169217 Jy ! Component: 200 - total flux cleaned = 0.0016875 Jy ! Total flux subtracted in 200 components = 0.0016875 Jy ! Clean residual min=-0.006331 max=0.006316 Jy/beam ! Clean residual mean=-0.000032 rms=0.001586 Jy/beam ! Combined flux in latest and established models = 1.32973 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 160 components and 1.32973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.093652Jy sigma=0.379238 ! Fit after self-cal, rms=0.093650Jy sigma=0.379197 ! 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=0.093650Jy sigma=0.379197 ! Fit after self-cal, rms=0.094062Jy sigma=0.377652 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.08 mas, bmaj=9.091 mas, bpa=58.33 degrees ! Estimated noise=1.88264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00444596 Jy ! Component: 100 - total flux cleaned = 0.00445625 Jy ! Component: 150 - total flux cleaned = 0.00485779 Jy ! Component: 200 - total flux cleaned = 0.00486217 Jy ! Total flux subtracted in 200 components = 0.00486217 Jy ! Clean residual min=-0.006841 max=0.006028 Jy/beam ! Clean residual mean=-0.000074 rms=0.001778 Jy/beam ! Combined flux in latest and established models = 1.33459 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 186 components and 1.33459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.093689Jy sigma=0.375606 ! Fit after self-cal, rms=0.093678Jy sigma=0.375516 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 = 0.000371878 Jy ! Component: 100 - total flux cleaned = 0.000477299 Jy ! Component: 150 - total flux cleaned = 0.000678109 Jy ! Component: 200 - total flux cleaned = 0.00086569 Jy ! Total flux subtracted in 200 components = 0.00086569 Jy ! Clean residual min=-0.006632 max=0.005907 Jy/beam ! Clean residual mean=-0.000072 rms=0.001728 Jy/beam ! Combined flux in latest and established models = 1.33546 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 197 components and 1.33546 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.093529Jy sigma=0.374690 ! Fit after self-cal, rms=0.093525Jy sigma=0.374667 ! 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=3.702 mas, bmaj=4.161 mas, bpa=5.034 degrees ! Estimated noise=1.34522 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.702 x 4.161 at 5.034 degrees (North through East) ! Clean map min=-0.010471 max=0.94182 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=0.093525Jy sigma=0.374667 ! Fit after self-cal, rms=0.090792Jy sigma=0.345609 ! Inverting map and beam ! Estimated beam: bmin=3.699 mas, bmaj=4.162 mas, bpa=5.106 degrees ! Estimated noise=1.34793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00465655 Jy ! Component: 100 - total flux cleaned = 0.00643651 Jy ! Component: 150 - total flux cleaned = 0.00671846 Jy ! Component: 200 - total flux cleaned = 0.00659237 Jy ! Total flux subtracted in 200 components = 0.00659237 Jy ! Clean residual min=-0.005816 max=0.006061 Jy/beam ! Clean residual mean=-0.000022 rms=0.001376 Jy/beam ! Combined flux in latest and established models = 1.34205 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 211 components and 1.34205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.090214Jy sigma=0.342070 ! Fit after self-cal, rms=0.090199Jy sigma=0.341996 ! Inverting map ! Added new window around map position (-1.5, 46.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00355048 Jy ! Component: 100 - total flux cleaned = 0.00313844 Jy ! Component: 150 - total flux cleaned = 0.00288166 Jy ! Component: 200 - total flux cleaned = 0.00263571 Jy ! Total flux subtracted in 200 components = 0.00263571 Jy ! Clean residual min=-0.005841 max=0.005045 Jy/beam ! Clean residual mean=-0.000019 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 1.34468 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 225 components and 1.34468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.089692Jy sigma=0.339117 ! Fit after self-cal, rms=0.089679Jy sigma=0.338988 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.089679Jy sigma=0.338988 ! Fit after self-cal, rms=0.090064Jy sigma=0.338102 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=3.031 mas, bmaj=3.508 mas, bpa=7.719 degrees ! Estimated noise=2.08163 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.727402 Jy ! Component: 100 - total flux cleaned = 0.929552 Jy ! Component: 150 - total flux cleaned = 1.04052 Jy ! Component: 200 - total flux cleaned = 1.11516 Jy ! Total flux subtracted in 200 components = 1.11516 Jy ! Clean residual min=-0.026337 max=0.041158 Jy/beam ! Clean residual mean=-0.000074 rms=0.005317 Jy/beam ! Combined flux in latest and established models = 1.11516 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 16 model components to the UV plane model. ! The established model now contains 16 components and 1.11516 Jy ! Inverting map and beam ! Estimated beam: bmin=3.692 mas, bmaj=4.16 mas, bpa=5.424 degrees ! Estimated noise=1.35008 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 = 0.0747582 Jy ! Component: 100 - total flux cleaned = 0.12272 Jy ! Component: 150 - total flux cleaned = 0.154211 Jy ! Component: 200 - total flux cleaned = 0.166718 Jy ! Total flux subtracted in 200 components = 0.166718 Jy ! Clean residual min=-0.014039 max=0.014274 Jy/beam ! Clean residual mean=-0.000076 rms=0.002693 Jy/beam ! Combined flux in latest and established models = 1.28187 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 46 components and 1.28187 Jy ! Inverting map ! Added new window around map position (-7.5, 11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114007 Jy ! Component: 100 - total flux cleaned = 0.022059 Jy ! Component: 150 - total flux cleaned = 0.0310944 Jy ! Component: 200 - total flux cleaned = 0.0392743 Jy ! Total flux subtracted in 200 components = 0.0392743 Jy ! Clean residual min=-0.008062 max=0.008928 Jy/beam ! Clean residual mean=-0.000042 rms=0.002011 Jy/beam ! Combined flux in latest and established models = 1.32115 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 65 components and 1.32115 Jy ! Inverting map ! Added new window around map position (-60.5, -109.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00674565 Jy ! Component: 100 - total flux cleaned = 0.0107829 Jy ! Component: 150 - total flux cleaned = 0.0144852 Jy ! Component: 200 - total flux cleaned = 0.0178963 Jy ! Total flux subtracted in 200 components = 0.0178963 Jy ! Clean residual min=-0.007011 max=0.007513 Jy/beam ! Clean residual mean=-0.000031 rms=0.001752 Jy/beam ! Combined flux in latest and established models = 1.33904 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 80 components and 1.33904 Jy ! Inverting map ! Added new window around map position (-22, -24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153711 Jy ! Component: 100 - total flux cleaned = 0.00403667 Jy ! Component: 150 - total flux cleaned = 0.00635662 Jy ! Component: 200 - total flux cleaned = 0.00755689 Jy ! Total flux subtracted in 200 components = 0.00755689 Jy ! Clean residual min=-0.006660 max=0.007141 Jy/beam ! Clean residual mean=-0.000025 rms=0.001578 Jy/beam ! Combined flux in latest and established models = 1.3466 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 96 components and 1.3466 Jy ! Inverting map ! Added new window around map position (-27, -13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00224982 Jy ! Component: 100 - total flux cleaned = 0.00248477 Jy ! Component: 150 - total flux cleaned = 0.0031225 Jy ! Component: 200 - total flux cleaned = 0.00291835 Jy ! Total flux subtracted in 200 components = 0.00291835 Jy ! Clean residual min=-0.006351 max=0.005936 Jy/beam ! Clean residual mean=-0.000026 rms=0.001445 Jy/beam ! Combined flux in latest and established models = 1.34952 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 107 components and 1.34952 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=8.065 mas, bmaj=9.08 mas, bpa=58.02 degrees ! Estimated noise=1.89516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000193216 Jy ! Component: 100 - total flux cleaned = -0.00119248 Jy ! Component: 150 - total flux cleaned = -0.00194871 Jy ! Component: 200 - total flux cleaned = -0.0025008 Jy ! Total flux subtracted in 200 components = -0.0025008 Jy ! Clean residual min=-0.006030 max=0.005723 Jy/beam ! Clean residual mean=-0.000074 rms=0.001582 Jy/beam ! Combined flux in latest and established models = 1.34702 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 = -0.000132464 Jy ! Component: 100 - total flux cleaned = -0.000260857 Jy ! Component: 150 - total flux cleaned = -0.000381466 Jy ! Component: 200 - total flux cleaned = -0.000717775 Jy ! Total flux subtracted in 200 components = -0.000717775 Jy ! Clean residual min=-0.005831 max=0.005484 Jy/beam ! Clean residual mean=-0.000073 rms=0.001523 Jy/beam ! Combined flux in latest and established models = 1.3463 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 156 components and 1.3463 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.692 mas, bmaj=4.16 mas, bpa=5.424 degrees ! Estimated noise=1.35008 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000369981 Jy ! Component: 100 - total flux cleaned = -0.000203032 Jy ! Component: 150 - total flux cleaned = -0.000208817 Jy ! Component: 200 - total flux cleaned = -0.000209635 Jy ! Total flux subtracted in 200 components = -0.000209635 Jy ! Clean residual min=-0.005631 max=0.005364 Jy/beam ! Clean residual mean=-0.000028 rms=0.001266 Jy/beam ! Combined flux in latest and established models = 1.34609 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 183 components and 1.34609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.090339Jy sigma=0.337847 ! Fit after self-cal, rms=0.090146Jy sigma=0.336155 wmodel J0228+6721_S_map.mod ! Writing 183 model components to file: J0228+6721_S_map.mod wobs J0228+6721_S_uvs.fits ! Writing UV FITS file: J0228+6721_S_uvs.fits wwins J0228+6721_S_map.win ! wwins: Wrote 12 windows to J0228+6721_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 = -0.00113617 Jy ! Component: 100 - total flux cleaned = -0.000682034 Jy ! Component: 150 - total flux cleaned = -7.71506e-05 Jy ! Component: 200 - total flux cleaned = 0.000667821 Jy ! Component: 250 - total flux cleaned = 0.000746816 Jy ! Component: 300 - total flux cleaned = 0.000979497 Jy ! Component: 350 - total flux cleaned = 0.00112876 Jy ! Component: 400 - total flux cleaned = 0.00127577 Jy ! Component: 450 - total flux cleaned = 0.0014185 Jy ! Component: 500 - total flux cleaned = 0.001629 Jy ! Component: 550 - total flux cleaned = 0.0017656 Jy ! Component: 600 - total flux cleaned = 0.00176511 Jy ! Component: 650 - total flux cleaned = 0.00156652 Jy ! Component: 700 - total flux cleaned = 0.00124232 Jy ! Component: 750 - total flux cleaned = 0.0011789 Jy ! Component: 800 - total flux cleaned = 0.0011147 Jy ! Component: 850 - total flux cleaned = 0.000804904 Jy ! Component: 900 - total flux cleaned = 0.000622441 Jy ! Component: 950 - total flux cleaned = 0.000682307 Jy ! Component: 1000 - total flux cleaned = 0.000445272 Jy ! Component: 1050 - total flux cleaned = 0.000561333 Jy ! Component: 1100 - total flux cleaned = 0.000388815 Jy ! Component: 1150 - total flux cleaned = 0.000446099 Jy ! Component: 1200 - total flux cleaned = 0.000389765 Jy ! Component: 1250 - total flux cleaned = 0.000223266 Jy ! Component: 1300 - total flux cleaned = 0.00027769 Jy ! Component: 1350 - total flux cleaned = 0.000332246 Jy ! Component: 1400 - total flux cleaned = 0.000331936 Jy ! Component: 1450 - total flux cleaned = 0.000279728 Jy ! Component: 1500 - total flux cleaned = 0.000176069 Jy ! Component: 1550 - total flux cleaned = 0.00028002 Jy ! Component: 1600 - total flux cleaned = 0.000483366 Jy ! Component: 1650 - total flux cleaned = 0.000534037 Jy ! Component: 1700 - total flux cleaned = 0.000633632 Jy ! Component: 1750 - total flux cleaned = 0.000731546 Jy ! Component: 1800 - total flux cleaned = 0.000828857 Jy ! Component: 1850 - total flux cleaned = 0.00082869 Jy ! Component: 1900 - total flux cleaned = 0.00101937 Jy ! Component: 1950 - total flux cleaned = 0.00106621 Jy ! Component: 2000 - total flux cleaned = 0.00106633 Jy ! Component: 2050 - total flux cleaned = 0.00138992 Jy ! Component: 2100 - total flux cleaned = 0.00120657 Jy ! Component: 2150 - total flux cleaned = 0.00120658 Jy ! Component: 2200 - total flux cleaned = 0.00125084 Jy ! Component: 2250 - total flux cleaned = 0.00133863 Jy ! Component: 2300 - total flux cleaned = 0.00120703 Jy ! Component: 2350 - total flux cleaned = 0.0014244 Jy ! Component: 2400 - total flux cleaned = 0.00129486 Jy ! Component: 2450 - total flux cleaned = 0.00138 Jy ! Component: 2500 - total flux cleaned = 0.00146528 Jy ! Component: 2550 - total flux cleaned = 0.00159053 Jy ! Component: 2600 - total flux cleaned = 0.00171466 Jy ! Component: 2650 - total flux cleaned = 0.00163315 Jy ! Component: 2700 - total flux cleaned = 0.00179596 Jy ! Component: 2750 - total flux cleaned = 0.00163544 Jy ! Component: 2800 - total flux cleaned = 0.00167526 Jy ! Component: 2850 - total flux cleaned = 0.00163615 Jy ! Component: 2900 - total flux cleaned = 0.00179249 Jy ! Component: 2950 - total flux cleaned = 0.00171453 Jy ! Component: 3000 - total flux cleaned = 0.00156094 Jy ! Component: 3050 - total flux cleaned = 0.00159922 Jy ! Component: 3100 - total flux cleaned = 0.00159938 Jy ! Component: 3150 - total flux cleaned = 0.0015994 Jy ! Component: 3200 - total flux cleaned = 0.00152506 Jy ! Component: 3250 - total flux cleaned = 0.00163543 Jy ! Component: 3300 - total flux cleaned = 0.00156228 Jy ! Component: 3350 - total flux cleaned = 0.00156293 Jy ! Component: 3400 - total flux cleaned = 0.00152724 Jy ! Component: 3450 - total flux cleaned = 0.00159843 Jy ! Component: 3500 - total flux cleaned = 0.00128134 Jy ! Component: 3550 - total flux cleaned = 0.0014561 Jy ! Component: 3600 - total flux cleaned = 0.0014557 Jy ! Component: 3650 - total flux cleaned = 0.00155847 Jy ! Component: 3700 - total flux cleaned = 0.00166047 Jy ! Component: 3750 - total flux cleaned = 0.00145725 Jy ! Component: 3800 - total flux cleaned = 0.00149079 Jy ! Component: 3850 - total flux cleaned = 0.00155676 Jy ! Component: 3900 - total flux cleaned = 0.0015896 Jy ! Component: 3950 - total flux cleaned = 0.0016224 Jy ! Component: 4000 - total flux cleaned = 0.00155766 Jy ! Component: 4050 - total flux cleaned = 0.00152556 Jy ! Total flux subtracted in 4096 components = 0.00139823 Jy ! Clean residual min=-0.001767 max=0.001661 Jy/beam ! Clean residual mean=-0.000011 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 1.34749 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 497 components and 1.34749 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0228+6721_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.692 x 4.16 at 5.424 degrees (North through East) ! Clean map min=-0.0048675 max=0.94425 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0228+6721_S_map.fits wmodel /image_prod/ug002_uva//J0228+6721_S_map.mod ! Writing 497 model components to file: /image_prod/ug002_uva//J0228+6721_S_map.mod wobs /image_prod/ug002_uva//J0228+6721_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0228+6721_S_uvs.fits wwins /image_prod/ug002_uva//J0228+6721_S_map.win ! wwins: Wrote 13 windows to /image_prod/ug002_uva//J0228+6721_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.944253 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000581479 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.184743 0.184743 0.369485 0.73897 1.47794 2.95588 5.91176 11.8235 23.6471 47.2941 94.5882 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.944 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1623.88 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0228+6721_S_dfm.log closed on Wed Mar 4 19:34:03 2020