! Started logfile: /vlbi/uf001/uvm//J0818+4222_S_a_dfm.log on Sun Jan 13 21:08:57 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/uvm//J0818+4222_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0818+4222_S_a_uvm.fits ! AN table 1: 27 integrations on 45 of 45 possible baselines. ! AN table 2: 10 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.803175 visibilities/baseline/integration-bin. ! Found source: J0818+4222 ! ! 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 3795 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 J0818+4222_S_a] 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 57 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.277591Jy sigma=20.461019 ! Fit after self-cal, rms=0.297828Jy sigma=5.344565 ! 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=2.916 mas, bmaj=4.366 mas, bpa=1.315 degrees ! Estimated noise=0.949298 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 = 0.547846 Jy ! Component: 100 - total flux cleaned = 0.712679 Jy ! Total flux subtracted in 100 components = 0.712679 Jy ! Clean residual min=-0.020212 max=0.072413 Jy/beam ! Clean residual mean=0.000052 rms=0.005205 Jy/beam ! Combined flux in latest and established models = 0.712679 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.712679 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.187825Jy sigma=2.675644 ! Fit after self-cal, rms=0.187109Jy sigma=2.664065 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0799643 Jy ! Component: 100 - total flux cleaned = 0.123271 Jy ! Total flux subtracted in 100 components = 0.123271 Jy ! Clean residual min=-0.013694 max=0.021626 Jy/beam ! Clean residual mean=0.000035 rms=0.003196 Jy/beam ! Combined flux in latest and established models = 0.83595 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 0.83595 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.130188Jy sigma=1.845413 ! Fit after self-cal, rms=0.129753Jy sigma=1.837915 ! Inverting map ! Added new window around map position (3, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0265637 Jy ! Component: 100 - total flux cleaned = 0.0428843 Jy ! Total flux subtracted in 100 components = 0.0428843 Jy ! Clean residual min=-0.013163 max=0.016316 Jy/beam ! Clean residual mean=0.000030 rms=0.002881 Jy/beam ! Combined flux in latest and established models = 0.878834 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 29 components and 0.878834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.119323Jy sigma=1.716106 ! Fit after self-cal, rms=0.119115Jy sigma=1.712330 ! 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=3.524 mas, bmaj=5.19 mas, bpa=3.46 degrees ! Estimated noise=0.780974 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 (7.5, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0224897 Jy ! Component: 100 - total flux cleaned = 0.0375911 Jy ! Component: 150 - total flux cleaned = 0.0493304 Jy ! Component: 200 - total flux cleaned = 0.0587028 Jy ! Total flux subtracted in 200 components = 0.0587028 Jy ! Clean residual min=-0.012388 max=0.013982 Jy/beam ! Clean residual mean=0.000012 rms=0.002740 Jy/beam ! Combined flux in latest and established models = 0.937537 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 56 components and 0.937537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.112412Jy sigma=1.624789 ! Fit after self-cal, rms=0.112105Jy sigma=1.619069 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.524 x 5.19 at 3.46 degrees (North through East) ! Clean map min=-0.011486 max=0.72915 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.05 KP 1.01 ! LA 0.95 MK 1.00 NL 1.06 OV 1.01 ! PT 0.98 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 0.93 KP 0.97 LA 0.94 ! MK 0.96 NL 0.99 OV 0.87 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.03 KP 1.00 ! LA 0.95 MK 0.98 NL 1.08 OV 1.01 ! PT 0.98 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 0.91 KP 0.98 LA 0.95 ! MK 0.98 NL 1.01 OV 0.87 PT 0.97 ! SC 0.74 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.06 KP 1.01 ! LA 0.95 MK 1.00 NL 1.09 OV 1.00 ! PT 0.98 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 HN 0.95 KP 0.96 LA 0.95 ! MK 1.01 NL 1.06 OV 0.88 PT 0.96 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.112105Jy sigma=1.619069 ! Fit after self-cal, rms=0.087739Jy sigma=1.346454 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.525 mas, bmaj=5.183 mas, bpa=3.995 degrees ! Estimated noise=0.780199 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 = -0.00050748 Jy ! Component: 100 - total flux cleaned = -0.000996302 Jy ! Component: 150 - total flux cleaned = -0.00136954 Jy ! Component: 200 - total flux cleaned = -0.00167351 Jy ! Total flux subtracted in 200 components = -0.00167351 Jy ! Clean residual min=-0.007992 max=0.007610 Jy/beam ! Clean residual mean=0.000001 rms=0.001937 Jy/beam ! Combined flux in latest and established models = 0.935864 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 79 components and 0.935863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086987Jy sigma=1.339736 ! Fit after self-cal, rms=0.086938Jy sigma=1.339063 ! 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=0.086938Jy sigma=1.339063 ! Fit after self-cal, rms=0.060871Jy sigma=0.954019 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.53 mas, bmaj=5.177 mas, bpa=4.159 degrees ! Estimated noise=0.781032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000621677 Jy ! Component: 100 - total flux cleaned = -0.00091876 Jy ! Component: 150 - total flux cleaned = -0.00109122 Jy ! Component: 200 - total flux cleaned = -0.00132638 Jy ! Total flux subtracted in 200 components = -0.00132638 Jy ! Clean residual min=-0.003439 max=0.003604 Jy/beam ! Clean residual mean=0.000019 rms=0.000858 Jy/beam ! Combined flux in latest and established models = 0.934537 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 97 components and 0.934537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060632Jy sigma=0.949366 ! Fit after self-cal, rms=0.060618Jy sigma=0.949011 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 (-15, 109.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189796 Jy ! Component: 100 - total flux cleaned = 0.00215015 Jy ! Component: 150 - total flux cleaned = 0.00214692 Jy ! Component: 200 - total flux cleaned = 0.00208132 Jy ! Total flux subtracted in 200 components = 0.00208132 Jy ! Clean residual min=-0.003316 max=0.003399 Jy/beam ! Clean residual mean=0.000019 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 0.936619 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 112 components and 0.936618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060378Jy sigma=0.944606 ! Fit after self-cal, rms=0.060354Jy sigma=0.944305 ! 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=0.060354Jy sigma=0.944305 ! Fit after self-cal, rms=0.060025Jy sigma=0.939235 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.531 mas, bmaj=5.173 mas, bpa=4.237 degrees ! Estimated noise=0.780659 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000704493 Jy ! Component: 100 - total flux cleaned = -0.000558192 Jy ! Component: 150 - total flux cleaned = -0.000428542 Jy ! Component: 200 - total flux cleaned = -0.000428585 Jy ! Total flux subtracted in 200 components = -0.000428585 Jy ! Clean residual min=-0.003077 max=0.003363 Jy/beam ! Clean residual mean=0.000017 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.93619 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 120 components and 0.93619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059890Jy sigma=0.936494 ! Fit after self-cal, rms=0.059877Jy sigma=0.936340 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 (50.5, -103.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00283262 Jy ! Component: 100 - total flux cleaned = 0.00333314 Jy ! Component: 150 - total flux cleaned = 0.00357868 Jy ! Component: 200 - total flux cleaned = 0.00374778 Jy ! Total flux subtracted in 200 components = 0.00374778 Jy ! Clean residual min=-0.003067 max=0.003156 Jy/beam ! Clean residual mean=0.000018 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.939938 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 137 components and 0.939938 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059691Jy sigma=0.933080 ! Fit after self-cal, rms=0.059677Jy sigma=0.932910 ! 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=0.059677Jy sigma=0.932910 ! Fit after self-cal, rms=0.059640Jy sigma=0.932593 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.495 mas, bmaj=8.825 mas, bpa=6.835 degrees ! Estimated noise=1.03655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256119 Jy ! Component: 100 - total flux cleaned = 0.00325007 Jy ! Component: 150 - total flux cleaned = 0.0032481 Jy ! Component: 200 - total flux cleaned = 0.003245 Jy ! Total flux subtracted in 200 components = 0.003245 Jy ! Clean residual min=-0.002923 max=0.003453 Jy/beam ! Clean residual mean=0.000034 rms=0.000929 Jy/beam ! Combined flux in latest and established models = 0.943183 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 149 components and 0.943183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059600Jy sigma=0.932039 ! Fit after self-cal, rms=0.059592Jy sigma=0.931911 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 = 0.000284873 Jy ! Component: 100 - total flux cleaned = 0.0002118 Jy ! Component: 150 - total flux cleaned = 0.000176023 Jy ! Component: 200 - total flux cleaned = 0.000176623 Jy ! Total flux subtracted in 200 components = 0.000176623 Jy ! Clean residual min=-0.002903 max=0.003372 Jy/beam ! Clean residual mean=0.000032 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 0.943359 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 162 components and 0.943359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059585Jy sigma=0.931832 ! Fit after self-cal, rms=0.059582Jy sigma=0.931809 ! 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=3.532 mas, bmaj=5.171 mas, bpa=4.293 degrees ! Estimated noise=0.780559 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.532 x 5.171 at 4.293 degrees (North through East) ! Clean map min=-0.0029723 max=0.72873 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=0.059582Jy sigma=0.931809 ! Fit after self-cal, rms=0.056203Jy sigma=0.867328 ! Inverting map and beam ! Estimated beam: bmin=3.531 mas, bmaj=5.17 mas, bpa=4.259 degrees ! Estimated noise=0.78051 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000994604 Jy ! Component: 100 - total flux cleaned = -0.00105168 Jy ! Component: 150 - total flux cleaned = -0.0011589 Jy ! Component: 200 - total flux cleaned = -0.00121021 Jy ! Total flux subtracted in 200 components = -0.00121021 Jy ! Clean residual min=-0.002904 max=0.003091 Jy/beam ! Clean residual mean=0.000013 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.942149 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 174 components and 0.942149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056119Jy sigma=0.865453 ! Fit after self-cal, rms=0.056112Jy sigma=0.865382 ! Inverting map ! Added new window around map position (46.5, 20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110327 Jy ! Component: 100 - total flux cleaned = 0.0009736 Jy ! Component: 150 - total flux cleaned = 0.000971652 Jy ! Component: 200 - total flux cleaned = 0.000769865 Jy ! Total flux subtracted in 200 components = 0.000769865 Jy ! Clean residual min=-0.002633 max=0.002828 Jy/beam ! Clean residual mean=0.000012 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.942919 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 181 components and 0.942919 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055939Jy sigma=0.862377 ! Fit after self-cal, rms=0.055932Jy sigma=0.862256 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055932Jy sigma=0.862256 ! Fit after self-cal, rms=0.055913Jy sigma=0.862019 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=2.921 mas, bmaj=4.338 mas, bpa=2.075 degrees ! Estimated noise=0.953263 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.549601 Jy ! Component: 100 - total flux cleaned = 0.717154 Jy ! Component: 150 - total flux cleaned = 0.796526 Jy ! Component: 200 - total flux cleaned = 0.839681 Jy ! Total flux subtracted in 200 components = 0.839681 Jy ! Clean residual min=-0.007427 max=0.021634 Jy/beam ! Clean residual mean=0.000020 rms=0.001836 Jy/beam ! Combined flux in latest and established models = 0.839681 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.839681 Jy ! Inverting map and beam ! Estimated beam: bmin=3.532 mas, bmaj=5.169 mas, bpa=4.292 degrees ! Estimated noise=0.780646 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 = 0.0335397 Jy ! Component: 100 - total flux cleaned = 0.0516673 Jy ! Component: 150 - total flux cleaned = 0.0627211 Jy ! Component: 200 - total flux cleaned = 0.0701703 Jy ! Total flux subtracted in 200 components = 0.0701703 Jy ! Clean residual min=-0.003475 max=0.004841 Jy/beam ! Clean residual mean=0.000013 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.909851 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 57 components and 0.909851 Jy ! Inverting map ! Added new window around map position (1, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00572076 Jy ! Component: 100 - total flux cleaned = 0.0103757 Jy ! Component: 150 - total flux cleaned = 0.0141974 Jy ! Component: 200 - total flux cleaned = 0.0171336 Jy ! Total flux subtracted in 200 components = 0.0171336 Jy ! Clean residual min=-0.003042 max=0.003697 Jy/beam ! Clean residual mean=0.000014 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.926985 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 82 components and 0.926985 Jy ! Inverting map ! Added new window around map position (8, -17). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00286892 Jy ! Component: 100 - total flux cleaned = 0.00519454 Jy ! Component: 150 - total flux cleaned = 0.00687128 Jy ! Component: 200 - total flux cleaned = 0.00840381 Jy ! Total flux subtracted in 200 components = 0.00840381 Jy ! Clean residual min=-0.002813 max=0.002844 Jy/beam ! Clean residual mean=0.000013 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.935388 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 97 components and 0.935388 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.497 mas, bmaj=8.824 mas, bpa=6.878 degrees ! Estimated noise=1.03666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297561 Jy ! Component: 100 - total flux cleaned = 0.00524748 Jy ! Component: 150 - total flux cleaned = 0.00665563 Jy ! Component: 200 - total flux cleaned = 0.0072256 Jy ! Total flux subtracted in 200 components = 0.0072256 Jy ! Clean residual min=-0.003292 max=0.003105 Jy/beam ! Clean residual mean=0.000028 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 0.942614 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 = 0.000517684 Jy ! Component: 100 - total flux cleaned = 0.000886846 Jy ! Component: 150 - total flux cleaned = 0.00113129 Jy ! Component: 200 - total flux cleaned = 0.0014078 Jy ! Total flux subtracted in 200 components = 0.0014078 Jy ! Clean residual min=-0.003299 max=0.002998 Jy/beam ! Clean residual mean=0.000028 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.944022 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 153 components and 0.944022 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.532 mas, bmaj=5.169 mas, bpa=4.292 degrees ! Estimated noise=0.780646 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00057679 Jy ! Component: 100 - total flux cleaned = -0.000578713 Jy ! Component: 150 - total flux cleaned = -0.000580963 Jy ! Component: 200 - total flux cleaned = -0.000581702 Jy ! Total flux subtracted in 200 components = -0.000581702 Jy ! Clean residual min=-0.002754 max=0.002773 Jy/beam ! Clean residual mean=0.000012 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.94344 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 174 components and 0.94344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055843Jy sigma=0.861055 ! Fit after self-cal, rms=0.055783Jy sigma=0.860102 wmodel J0818+4222_S_a_map.mod ! Writing 174 model components to file: J0818+4222_S_a_map.mod wobs J0818+4222_S_a_uvs.fits ! Writing UV FITS file: J0818+4222_S_a_uvs.fits wwins J0818+4222_S_a_map.win ! wwins: Wrote 8 windows to J0818+4222_S_a_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 = 0.000421401 Jy ! Component: 100 - total flux cleaned = 0.000518019 Jy ! Component: 150 - total flux cleaned = 0.000471775 Jy ! Component: 200 - total flux cleaned = 0.0004712 Jy ! Component: 250 - total flux cleaned = 0.000602444 Jy ! Component: 300 - total flux cleaned = 0.000646543 Jy ! Component: 350 - total flux cleaned = 0.000689862 Jy ! Component: 400 - total flux cleaned = 0.000813492 Jy ! Component: 450 - total flux cleaned = 0.000812461 Jy ! Component: 500 - total flux cleaned = 0.000811771 Jy ! Component: 550 - total flux cleaned = 0.000811065 Jy ! Component: 600 - total flux cleaned = 0.00077198 Jy ! Component: 650 - total flux cleaned = 0.000657622 Jy ! Component: 700 - total flux cleaned = 0.000582332 Jy ! Component: 750 - total flux cleaned = 0.000396702 Jy ! Component: 800 - total flux cleaned = 0.000396204 Jy ! Component: 850 - total flux cleaned = 0.000286364 Jy ! Component: 900 - total flux cleaned = 0.000177972 Jy ! Component: 950 - total flux cleaned = 0.000106525 Jy ! Component: 1000 - total flux cleaned = -6.98294e-05 Jy ! Component: 1050 - total flux cleaned = -0.000139879 Jy ! Component: 1100 - total flux cleaned = -0.000347423 Jy ! Component: 1150 - total flux cleaned = -0.00034694 Jy ! Component: 1200 - total flux cleaned = -0.000618545 Jy ! Component: 1250 - total flux cleaned = -0.000483298 Jy ! Component: 1300 - total flux cleaned = -0.000550102 Jy ! Component: 1350 - total flux cleaned = -0.000616786 Jy ! Component: 1400 - total flux cleaned = -0.000616795 Jy ! Component: 1450 - total flux cleaned = -0.000747011 Jy ! Component: 1500 - total flux cleaned = -0.000778929 Jy ! Component: 1550 - total flux cleaned = -0.000714673 Jy ! Component: 1600 - total flux cleaned = -0.000746922 Jy ! Component: 1650 - total flux cleaned = -0.000778484 Jy ! Component: 1700 - total flux cleaned = -0.000841071 Jy ! Component: 1750 - total flux cleaned = -0.000779013 Jy ! Component: 1800 - total flux cleaned = -0.000871734 Jy ! Component: 1850 - total flux cleaned = -0.000748983 Jy ! Component: 1900 - total flux cleaned = -0.000779413 Jy ! Component: 1950 - total flux cleaned = -0.000839852 Jy ! Component: 2000 - total flux cleaned = -0.000749853 Jy ! Component: 2050 - total flux cleaned = -0.000719867 Jy ! Component: 2100 - total flux cleaned = -0.000809014 Jy ! Component: 2150 - total flux cleaned = -0.000691081 Jy ! Component: 2200 - total flux cleaned = -0.000720376 Jy ! Component: 2250 - total flux cleaned = -0.000604121 Jy ! Component: 2300 - total flux cleaned = -0.000604338 Jy ! Component: 2350 - total flux cleaned = -0.000747882 Jy ! Component: 2400 - total flux cleaned = -0.000662238 Jy ! Component: 2450 - total flux cleaned = -0.000662047 Jy ! Component: 2500 - total flux cleaned = -0.000549212 Jy ! Component: 2550 - total flux cleaned = -0.00060525 Jy ! Component: 2600 - total flux cleaned = -0.000549658 Jy ! Component: 2650 - total flux cleaned = -0.000577447 Jy ! Component: 2700 - total flux cleaned = -0.000549882 Jy ! Component: 2750 - total flux cleaned = -0.000412877 Jy ! Component: 2800 - total flux cleaned = -0.000412796 Jy ! Component: 2850 - total flux cleaned = -0.000521383 Jy ! Component: 2900 - total flux cleaned = -0.000386089 Jy ! Component: 2950 - total flux cleaned = -0.000386433 Jy ! Component: 3000 - total flux cleaned = -0.000252904 Jy ! Component: 3050 - total flux cleaned = -0.000252673 Jy ! Component: 3100 - total flux cleaned = -0.000120639 Jy ! Component: 3150 - total flux cleaned = -0.000251953 Jy ! Component: 3200 - total flux cleaned = -0.000330378 Jy ! Component: 3250 - total flux cleaned = -0.000330308 Jy ! Component: 3300 - total flux cleaned = -0.000304341 Jy ! Component: 3350 - total flux cleaned = -0.000175096 Jy ! Component: 3400 - total flux cleaned = -0.000251939 Jy ! Component: 3450 - total flux cleaned = -0.000149557 Jy ! Component: 3500 - total flux cleaned = -7.3172e-05 Jy ! Component: 3550 - total flux cleaned = -0.00017431 Jy ! Component: 3600 - total flux cleaned = -0.000149071 Jy ! Component: 3650 - total flux cleaned = -0.00022437 Jy ! Component: 3700 - total flux cleaned = -7.46209e-05 Jy ! Component: 3750 - total flux cleaned = -7.45684e-05 Jy ! Component: 3800 - total flux cleaned = -9.91108e-05 Jy ! Component: 3850 - total flux cleaned = -5.2887e-07 Jy ! Component: 3900 - total flux cleaned = -0.000122907 Jy ! Component: 3950 - total flux cleaned = -7.41421e-05 Jy ! Component: 4000 - total flux cleaned = -2.55286e-05 Jy ! Component: 4050 - total flux cleaned = -7.41202e-05 Jy ! Total flux subtracted in 4096 components = 7.05861e-05 Jy ! Clean residual min=-0.001515 max=0.001553 Jy/beam ! Clean residual mean=0.000007 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.94351 Jy keep ! Adding 328 model components to the UV plane model. ! The established model now contains 502 components and 0.943511 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0818+4222_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.532 x 5.169 at 4.292 degrees (North through East) ! Clean map min=-0.0029385 max=0.73038 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0818+4222_S_a_map.fits wmodel /vlbi/uf001/uvm//J0818+4222_S_a_map.mod ! Writing 502 model components to file: /vlbi/uf001/uvm//J0818+4222_S_a_map.mod wobs /vlbi/uf001/uvm//J0818+4222_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0818+4222_S_a_uvs.fits wwins /vlbi/uf001/uvm//J0818+4222_S_a_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uvm//J0818+4222_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.730377 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000449316 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.184555 0.184555 0.36911 0.73822 1.47644 2.95288 5.90576 11.8115 23.623 47.2461 94.4921 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.73 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1625.53 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0818+4222_S_a_dfm.log closed on Sun Jan 13 21:09:02 2019