! Started logfile: /vlbi/uf001/uva//J0304+6821_S_dfm.log on Sun Jan 13 21:39:45 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//J0304+6821_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0304+6821_S_uva.fits ! AN table 1: 56 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.905952 visibilities/baseline/integration-bin. ! Found source: J0304+6821 ! ! 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 6849 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 J0304+6821_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 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 105 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.169273Jy sigma=20.298009 ! Fit after self-cal, rms=0.496734Jy sigma=9.143204 ! 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=3.239 mas, bmaj=3.689 mas, bpa=10.17 degrees ! Estimated noise=0.707773 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 = 0.38763 Jy ! Component: 100 - total flux cleaned = 0.527316 Jy ! Total flux subtracted in 100 components = 0.527316 Jy ! Clean residual min=-0.019936 max=0.076066 Jy/beam ! Clean residual mean=-0.000089 rms=0.005960 Jy/beam ! Combined flux in latest and established models = 0.527316 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.527316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.179836Jy sigma=2.835027 ! Fit after self-cal, rms=0.178860Jy sigma=2.818104 ! Inverting map ! Added new window around map position (4, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0802826 Jy ! Component: 100 - total flux cleaned = 0.128235 Jy ! Total flux subtracted in 100 components = 0.128235 Jy ! Clean residual min=-0.013431 max=0.025814 Jy/beam ! Clean residual mean=-0.000056 rms=0.003254 Jy/beam ! Combined flux in latest and established models = 0.655551 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 28 components and 0.655551 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.118998Jy sigma=1.786622 ! Fit after self-cal, rms=0.117037Jy sigma=1.745285 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0349091 Jy ! Component: 100 - total flux cleaned = 0.0579108 Jy ! Total flux subtracted in 100 components = 0.0579108 Jy ! Clean residual min=-0.010321 max=0.012649 Jy/beam ! Clean residual mean=-0.000041 rms=0.002195 Jy/beam ! Combined flux in latest and established models = 0.713462 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 37 components and 0.713462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.099695Jy sigma=1.435883 ! Fit after self-cal, rms=0.099331Jy sigma=1.427331 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0173294 Jy ! Component: 100 - total flux cleaned = 0.0294914 Jy ! Total flux subtracted in 100 components = 0.0294914 Jy ! Clean residual min=-0.008890 max=0.008604 Jy/beam ! Clean residual mean=-0.000033 rms=0.001879 Jy/beam ! Combined flux in latest and established models = 0.742953 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 44 components and 0.742953 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.094041Jy sigma=1.332707 ! Fit after self-cal, rms=0.093950Jy sigma=1.330318 ! 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=3.796 mas, bmaj=4.151 mas, bpa=17.81 degrees ! Estimated noise=0.538551 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 = 0.0143188 Jy ! Component: 100 - total flux cleaned = 0.0234214 Jy ! Component: 150 - total flux cleaned = 0.0295912 Jy ! Component: 200 - total flux cleaned = 0.0339053 Jy ! Total flux subtracted in 200 components = 0.0339053 Jy ! Clean residual min=-0.007764 max=0.008467 Jy/beam ! Clean residual mean=-0.000046 rms=0.002041 Jy/beam ! Combined flux in latest and established models = 0.776859 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 64 components and 0.776859 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091099Jy sigma=1.282134 ! Fit after self-cal, rms=0.091006Jy sigma=1.279791 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.796 x 4.151 at 17.81 degrees (North through East) ! Clean map min=-0.0071376 max=0.50206 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.98 KP 1.01 ! LA 0.95 MK 1.01 NL 1.05 OV 0.97 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.98 KP 1.00 ! LA 0.96 MK 1.01 NL 1.05 OV 0.98 ! PT 0.99 SC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.00 KP 1.00 ! LA 0.95 MK 1.00 NL 1.04 OV 0.98 ! PT 1.01 SC 1.03 ! ! ! Fit before self-cal, rms=0.091006Jy sigma=1.279791 ! Fit after self-cal, rms=0.089588Jy sigma=1.224344 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.824 mas, bmaj=4.174 mas, bpa=17.07 degrees ! Estimated noise=0.539937 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 (52.5, -68). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0086523 Jy ! Component: 100 - total flux cleaned = 0.0128973 Jy ! Component: 150 - total flux cleaned = 0.0153425 Jy ! Component: 200 - total flux cleaned = 0.017213 Jy ! Total flux subtracted in 200 components = 0.017213 Jy ! Clean residual min=-0.007043 max=0.005793 Jy/beam ! Clean residual mean=-0.000029 rms=0.001630 Jy/beam ! Combined flux in latest and established models = 0.794072 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 93 components and 0.794072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.088546Jy sigma=1.204869 ! Fit after self-cal, rms=0.088466Jy sigma=1.202969 ! 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=0.088466Jy sigma=1.202969 ! Fit after self-cal, rms=0.083058Jy sigma=1.104825 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.817 mas, bmaj=4.174 mas, bpa=18.66 degrees ! Estimated noise=0.538684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00316047 Jy ! Component: 100 - total flux cleaned = 0.00369502 Jy ! Component: 150 - total flux cleaned = 0.00396227 Jy ! Component: 200 - total flux cleaned = 0.00396505 Jy ! Total flux subtracted in 200 components = 0.00396505 Jy ! Clean residual min=-0.003364 max=0.004547 Jy/beam ! Clean residual mean=0.000002 rms=0.000840 Jy/beam ! Combined flux in latest and established models = 0.798037 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 105 components and 0.798037 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082804Jy sigma=1.099881 ! Fit after self-cal, rms=0.082806Jy sigma=1.099416 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 (13.5, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00429912 Jy ! Component: 100 - total flux cleaned = 0.00618795 Jy ! Component: 150 - total flux cleaned = 0.00686056 Jy ! Component: 200 - total flux cleaned = 0.00716242 Jy ! Total flux subtracted in 200 components = 0.00716242 Jy ! Clean residual min=-0.003032 max=0.003325 Jy/beam ! Clean residual mean=0.000006 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.805199 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 122 components and 0.805199 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082512Jy sigma=1.093574 ! Fit after self-cal, rms=0.082503Jy sigma=1.093333 ! Inverting map ! Added new window around map position (34, -22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323998 Jy ! Component: 100 - total flux cleaned = 0.00479476 Jy ! Component: 150 - total flux cleaned = 0.00566302 Jy ! Component: 200 - total flux cleaned = 0.00626179 Jy ! Total flux subtracted in 200 components = 0.00626179 Jy ! Clean residual min=-0.002819 max=0.003128 Jy/beam ! Clean residual mean=0.000004 rms=0.000735 Jy/beam ! Combined flux in latest and established models = 0.811461 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 144 components and 0.811461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082310Jy sigma=1.089820 ! Fit after self-cal, rms=0.082305Jy sigma=1.089692 ! 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=0.082305Jy sigma=1.089692 ! Fit after self-cal, rms=0.082360Jy sigma=1.088775 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.817 mas, bmaj=4.177 mas, bpa=18.45 degrees ! Estimated noise=0.538718 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181715 Jy ! Component: 100 - total flux cleaned = 0.00285672 Jy ! Component: 150 - total flux cleaned = 0.00348156 Jy ! Component: 200 - total flux cleaned = 0.00388872 Jy ! Total flux subtracted in 200 components = 0.00388872 Jy ! Clean residual min=-0.002543 max=0.002847 Jy/beam ! Clean residual mean=0.000002 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 0.815349 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 154 components and 0.815349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082251Jy sigma=1.086717 ! Fit after self-cal, rms=0.082251Jy sigma=1.086634 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 = 0.000620078 Jy ! Component: 100 - total flux cleaned = 0.00105543 Jy ! Component: 150 - total flux cleaned = 0.0015157 Jy ! Component: 200 - total flux cleaned = 0.00190107 Jy ! Total flux subtracted in 200 components = 0.00190107 Jy ! Clean residual min=-0.002461 max=0.002711 Jy/beam ! Clean residual mean=0.000001 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 0.81725 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 165 components and 0.81725 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082187Jy sigma=1.085386 ! Fit after self-cal, rms=0.082187Jy sigma=1.085350 ! 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=0.082187Jy sigma=1.085350 ! Fit after self-cal, rms=0.082252Jy sigma=1.085174 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.74 mas, bmaj=8.387 mas, bpa=49.69 degrees ! Estimated noise=0.739175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025215 Jy ! Component: 100 - total flux cleaned = 0.00429891 Jy ! Component: 150 - total flux cleaned = 0.00516352 Jy ! Component: 200 - total flux cleaned = 0.00565439 Jy ! Total flux subtracted in 200 components = 0.00565439 Jy ! Clean residual min=-0.003437 max=0.003289 Jy/beam ! Clean residual mean=-0.000002 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 0.822905 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 186 components and 0.822905 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082224Jy sigma=1.084893 ! Fit after self-cal, rms=0.082223Jy sigma=1.084793 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 = 0.000922131 Jy ! Component: 100 - total flux cleaned = 0.00130799 Jy ! Component: 150 - total flux cleaned = 0.00157543 Jy ! Component: 200 - total flux cleaned = 0.00174841 Jy ! Total flux subtracted in 200 components = 0.00174841 Jy ! Clean residual min=-0.003456 max=0.003301 Jy/beam ! Clean residual mean=-0.000003 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 0.824653 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 196 components and 0.824653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082220Jy sigma=1.084768 ! Fit after self-cal, rms=0.082221Jy sigma=1.084739 ! 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=3.817 mas, bmaj=4.178 mas, bpa=18.16 degrees ! Estimated noise=0.538796 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.817 x 4.178 at 18.16 degrees (North through East) ! Clean map min=-0.0023017 max=0.50276 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=0.082221Jy sigma=1.084739 ! Fit after self-cal, rms=0.081126Jy sigma=1.013688 ! Inverting map and beam ! Estimated beam: bmin=3.821 mas, bmaj=4.177 mas, bpa=18.02 degrees ! Estimated noise=0.538814 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00029549 Jy ! Component: 100 - total flux cleaned = -0.00049184 Jy ! Component: 150 - total flux cleaned = -0.000538549 Jy ! Component: 200 - total flux cleaned = -0.000579002 Jy ! Total flux subtracted in 200 components = -0.000579002 Jy ! Clean residual min=-0.002392 max=0.002611 Jy/beam ! Clean residual mean=-0.000002 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.824074 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 207 components and 0.824074 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081072Jy sigma=1.012630 ! Fit after self-cal, rms=0.081071Jy sigma=1.012578 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.77789e-05 Jy ! Component: 100 - total flux cleaned = 1.15115e-05 Jy ! Component: 150 - total flux cleaned = 4.73004e-05 Jy ! Component: 200 - total flux cleaned = 4.77538e-05 Jy ! Total flux subtracted in 200 components = 4.77538e-05 Jy ! Clean residual min=-0.002371 max=0.002598 Jy/beam ! Clean residual mean=-0.000002 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.824122 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 214 components and 0.824122 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081037Jy sigma=1.011904 ! Fit after self-cal, rms=0.081037Jy sigma=1.011882 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081037Jy sigma=1.011882 ! Fit after self-cal, rms=0.081050Jy sigma=1.011806 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=3.258 mas, bmaj=3.706 mas, bpa=10.72 degrees ! Estimated noise=0.708978 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.387705 Jy ! Component: 100 - total flux cleaned = 0.536647 Jy ! Component: 150 - total flux cleaned = 0.615538 Jy ! Component: 200 - total flux cleaned = 0.663081 Jy ! Total flux subtracted in 200 components = 0.663081 Jy ! Clean residual min=-0.008747 max=0.025367 Jy/beam ! Clean residual mean=-0.000032 rms=0.002444 Jy/beam ! Combined flux in latest and established models = 0.663081 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 0.663081 Jy ! Inverting map and beam ! Estimated beam: bmin=3.819 mas, bmaj=4.178 mas, bpa=17.78 degrees ! Estimated noise=0.538696 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 = 0.0419757 Jy ! Component: 100 - total flux cleaned = 0.0667965 Jy ! Component: 150 - total flux cleaned = 0.0825465 Jy ! Component: 200 - total flux cleaned = 0.0934731 Jy ! Total flux subtracted in 200 components = 0.0934731 Jy ! Clean residual min=-0.004359 max=0.006487 Jy/beam ! Clean residual mean=-0.000012 rms=0.001172 Jy/beam ! Combined flux in latest and established models = 0.756554 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 65 components and 0.756555 Jy ! Inverting map ! Added new window around map position (3.5, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00866167 Jy ! Component: 100 - total flux cleaned = 0.0157723 Jy ! Component: 150 - total flux cleaned = 0.021703 Jy ! Component: 200 - total flux cleaned = 0.0267168 Jy ! Total flux subtracted in 200 components = 0.0267168 Jy ! Clean residual min=-0.003464 max=0.004023 Jy/beam ! Clean residual mean=-0.000003 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 0.783271 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 94 components and 0.783272 Jy ! Inverting map ! Added new window around map position (-31, 14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00454499 Jy ! Component: 100 - total flux cleaned = 0.00844985 Jy ! Component: 150 - total flux cleaned = 0.0119588 Jy ! Component: 200 - total flux cleaned = 0.0151305 Jy ! Total flux subtracted in 200 components = 0.0151305 Jy ! Clean residual min=-0.003048 max=0.003308 Jy/beam ! Clean residual mean=-0.000002 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.798402 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 113 components and 0.798402 Jy ! Inverting map ! Added new window around map position (56, -78.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00344628 Jy ! Component: 100 - total flux cleaned = 0.00622439 Jy ! Component: 150 - total flux cleaned = 0.00877335 Jy ! Component: 200 - total flux cleaned = 0.0111263 Jy ! Total flux subtracted in 200 components = 0.0111263 Jy ! Clean residual min=-0.002690 max=0.002661 Jy/beam ! Clean residual mean=-0.000003 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.809528 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 132 components and 0.809528 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=7.743 mas, bmaj=8.386 mas, bpa=49.44 degrees ! Estimated noise=0.738676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383333 Jy ! Component: 100 - total flux cleaned = 0.00654558 Jy ! Component: 150 - total flux cleaned = 0.00878924 Jy ! Component: 200 - total flux cleaned = 0.0107167 Jy ! Total flux subtracted in 200 components = 0.0107167 Jy ! Clean residual min=-0.003128 max=0.003521 Jy/beam ! Clean residual mean=-0.000011 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 0.820245 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 = 0.00168761 Jy ! Component: 100 - total flux cleaned = 0.0031747 Jy ! Component: 150 - total flux cleaned = 0.0044931 Jy ! Component: 200 - total flux cleaned = 0.00557371 Jy ! Total flux subtracted in 200 components = 0.00557371 Jy ! Clean residual min=-0.003073 max=0.003253 Jy/beam ! Clean residual mean=-0.000013 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 0.825819 Jy ! Adding 108 model components to the UV plane model. ! The established model now contains 222 components and 0.825819 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.819 mas, bmaj=4.178 mas, bpa=17.78 degrees ! Estimated noise=0.538696 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.85311e-05 Jy ! Component: 100 - total flux cleaned = 0.000314374 Jy ! Component: 150 - total flux cleaned = 0.000500484 Jy ! Component: 200 - total flux cleaned = 0.000676893 Jy ! Total flux subtracted in 200 components = 0.000676893 Jy ! Clean residual min=-0.002525 max=0.002550 Jy/beam ! Clean residual mean=-0.000004 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.826496 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 239 components and 0.826495 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081203Jy sigma=1.011855 ! Fit after self-cal, rms=0.081177Jy sigma=1.011048 wmodel J0304+6821_S_map.mod ! Writing 239 model components to file: J0304+6821_S_map.mod wobs J0304+6821_S_uvs.fits ! Writing UV FITS file: J0304+6821_S_uvs.fits wwins J0304+6821_S_map.win ! wwins: Wrote 8 windows to J0304+6821_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 = 0.000237461 Jy ! Component: 100 - total flux cleaned = 0.000324813 Jy ! Component: 150 - total flux cleaned = 0.000408544 Jy ! Component: 200 - total flux cleaned = 0.000407519 Jy ! Component: 250 - total flux cleaned = 0.00032665 Jy ! Component: 300 - total flux cleaned = 0.000247821 Jy ! Component: 350 - total flux cleaned = 0.000208316 Jy ! Component: 400 - total flux cleaned = 1.68892e-05 Jy ! Component: 450 - total flux cleaned = -9.61081e-05 Jy ! Component: 500 - total flux cleaned = -0.000244398 Jy ! Component: 550 - total flux cleaned = -0.000390628 Jy ! Component: 600 - total flux cleaned = -0.000571416 Jy ! Component: 650 - total flux cleaned = -0.000678765 Jy ! Component: 700 - total flux cleaned = -0.000924695 Jy ! Component: 750 - total flux cleaned = -0.00109786 Jy ! Component: 800 - total flux cleaned = -0.00130315 Jy ! Component: 850 - total flux cleaned = -0.00130327 Jy ! Component: 900 - total flux cleaned = -0.00150407 Jy ! Component: 950 - total flux cleaned = -0.00160287 Jy ! Component: 1000 - total flux cleaned = -0.00179812 Jy ! Component: 1050 - total flux cleaned = -0.00179743 Jy ! Component: 1100 - total flux cleaned = -0.00192532 Jy ! Component: 1150 - total flux cleaned = -0.00198819 Jy ! Component: 1200 - total flux cleaned = -0.0021452 Jy ! Component: 1250 - total flux cleaned = -0.00230073 Jy ! Component: 1300 - total flux cleaned = -0.00251605 Jy ! Component: 1350 - total flux cleaned = -0.00263768 Jy ! Component: 1400 - total flux cleaned = -0.00278826 Jy ! Component: 1450 - total flux cleaned = -0.00293789 Jy ! Component: 1500 - total flux cleaned = -0.00293781 Jy ! Component: 1550 - total flux cleaned = -0.00311443 Jy ! Component: 1600 - total flux cleaned = -0.0033185 Jy ! Component: 1650 - total flux cleaned = -0.00349152 Jy ! Component: 1700 - total flux cleaned = -0.00352047 Jy ! Component: 1750 - total flux cleaned = -0.00357699 Jy ! Component: 1800 - total flux cleaned = -0.0038024 Jy ! Component: 1850 - total flux cleaned = -0.00388586 Jy ! Component: 1900 - total flux cleaned = -0.00394102 Jy ! Component: 1950 - total flux cleaned = -0.00407816 Jy ! Component: 2000 - total flux cleaned = -0.00426874 Jy ! Component: 2050 - total flux cleaned = -0.00434954 Jy ! Component: 2100 - total flux cleaned = -0.0044566 Jy ! Component: 2150 - total flux cleaned = -0.00464294 Jy ! Component: 2200 - total flux cleaned = -0.00472225 Jy ! Component: 2250 - total flux cleaned = -0.00485364 Jy ! Component: 2300 - total flux cleaned = -0.00501001 Jy ! Component: 2350 - total flux cleaned = -0.00519075 Jy ! Component: 2400 - total flux cleaned = -0.00526747 Jy ! Component: 2450 - total flux cleaned = -0.00554739 Jy ! Component: 2500 - total flux cleaned = -0.00557241 Jy ! Component: 2550 - total flux cleaned = -0.00567276 Jy ! Component: 2600 - total flux cleaned = -0.00584746 Jy ! Component: 2650 - total flux cleaned = -0.00602043 Jy ! Component: 2700 - total flux cleaned = -0.00611859 Jy ! Component: 2750 - total flux cleaned = -0.00616737 Jy ! Component: 2800 - total flux cleaned = -0.00638564 Jy ! Component: 2850 - total flux cleaned = -0.0065063 Jy ! Component: 2900 - total flux cleaned = -0.00664983 Jy ! Component: 2950 - total flux cleaned = -0.00686374 Jy ! Component: 3000 - total flux cleaned = -0.00693467 Jy ! Component: 3050 - total flux cleaned = -0.00705179 Jy ! Component: 3100 - total flux cleaned = -0.00716846 Jy ! Component: 3150 - total flux cleaned = -0.00730763 Jy ! Component: 3200 - total flux cleaned = -0.00730795 Jy ! Component: 3250 - total flux cleaned = -0.00753706 Jy ! Component: 3300 - total flux cleaned = -0.00751411 Jy ! Component: 3350 - total flux cleaned = -0.00758223 Jy ! Component: 3400 - total flux cleaned = -0.00778464 Jy ! Component: 3450 - total flux cleaned = -0.00787421 Jy ! Component: 3500 - total flux cleaned = -0.00796292 Jy ! Component: 3550 - total flux cleaned = -0.00802924 Jy ! Component: 3600 - total flux cleaned = -0.00805133 Jy ! Component: 3650 - total flux cleaned = -0.00816035 Jy ! Component: 3700 - total flux cleaned = -0.00820381 Jy ! Component: 3750 - total flux cleaned = -0.00829006 Jy ! Component: 3800 - total flux cleaned = -0.00837579 Jy ! Component: 3850 - total flux cleaned = -0.00841838 Jy ! Component: 3900 - total flux cleaned = -0.00852451 Jy ! Component: 3950 - total flux cleaned = -0.00865118 Jy ! Component: 4000 - total flux cleaned = -0.00875595 Jy ! Component: 4050 - total flux cleaned = -0.00877685 Jy ! Total flux subtracted in 4096 components = -0.00886007 Jy ! Clean residual min=-0.001271 max=0.001058 Jy/beam ! Clean residual mean=0.000000 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.817635 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 557 components and 0.817635 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0304+6821_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.819 x 4.178 at 17.78 degrees (North through East) ! Clean map min=-0.0018617 max=0.50389 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0304+6821_S_map.fits wmodel /vlbi/uf001/uva//J0304+6821_S_map.mod ! Writing 557 model components to file: /vlbi/uf001/uva//J0304+6821_S_map.mod wobs /vlbi/uf001/uva//J0304+6821_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0304+6821_S_uvs.fits wwins /vlbi/uf001/uva//J0304+6821_S_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0304+6821_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.503893 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000366227 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.218039 0.218039 0.436077 0.872154 1.74431 3.48862 6.97723 13.9545 27.9089 55.8179 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.503 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1375.9 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0304+6821_S_dfm.log closed on Sun Jan 13 21:39:50 2019