! Started logfile: /vlbi/uf001/uva//J1821+3945_S_dfm.log on Mon Jan 14 04:35:08 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//J1821+3945_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1821+3945_S_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.819493 visibilities/baseline/integration-bin. ! Found source: J1821+3945 ! ! 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 6306 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 J1821+3945_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 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.034884Jy sigma=22.832562 ! Fit after self-cal, rms=0.763759Jy sigma=16.695185 ! 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=2.943 mas, bmaj=5.212 mas, bpa=3.997 degrees ! Estimated noise=0.604506 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 = 0.179041 Jy ! Component: 100 - total flux cleaned = 0.252625 Jy ! Total flux subtracted in 100 components = 0.252625 Jy ! Clean residual min=-0.015426 max=0.035493 Jy/beam ! Clean residual mean=-0.000007 rms=0.004927 Jy/beam ! Combined flux in latest and established models = 0.252625 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.252625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.126382Jy sigma=2.791863 ! Fit after self-cal, rms=0.126068Jy sigma=2.786507 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0442962 Jy ! Component: 100 - total flux cleaned = 0.0741897 Jy ! Total flux subtracted in 100 components = 0.0741897 Jy ! Clean residual min=-0.012327 max=0.024820 Jy/beam ! Clean residual mean=-0.000002 rms=0.003451 Jy/beam ! Combined flux in latest and established models = 0.326814 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 44 components and 0.326814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.097856Jy sigma=2.101977 ! Fit after self-cal, rms=0.097509Jy sigma=2.096306 ! Inverting map ! Added new window around map position (-0.5, -8.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.026233 Jy ! Component: 100 - total flux cleaned = 0.0450238 Jy ! Total flux subtracted in 100 components = 0.0450238 Jy ! Clean residual min=-0.011349 max=0.021126 Jy/beam ! Clean residual mean=-0.000001 rms=0.002669 Jy/beam ! Combined flux in latest and established models = 0.371838 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 63 components and 0.371838 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084644Jy sigma=1.788709 ! Fit after self-cal, rms=0.084312Jy sigma=1.782062 ! Inverting map ! Added new window around map position (-5, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0200198 Jy ! Component: 100 - total flux cleaned = 0.0339134 Jy ! Total flux subtracted in 100 components = 0.0339134 Jy ! Clean residual min=-0.009012 max=0.008765 Jy/beam ! Clean residual mean=0.000002 rms=0.002075 Jy/beam ! Combined flux in latest and established models = 0.405752 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 88 components and 0.405751 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076024Jy sigma=1.583793 ! Fit after self-cal, rms=0.075776Jy sigma=1.577740 ! 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=3.531 mas, bmaj=6.075 mas, bpa=5.525 degrees ! Estimated noise=0.420072 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 = 0.0201428 Jy ! Component: 100 - total flux cleaned = 0.0346006 Jy ! Component: 150 - total flux cleaned = 0.0457986 Jy ! Component: 200 - total flux cleaned = 0.0546915 Jy ! Total flux subtracted in 200 components = 0.0546915 Jy ! Clean residual min=-0.006992 max=0.009379 Jy/beam ! Clean residual mean=-0.000002 rms=0.002012 Jy/beam ! Combined flux in latest and established models = 0.460443 Jy ! Performing phase self-cal ! Adding 74 model components to the UV plane model. ! The established model now contains 146 components and 0.460443 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068390Jy sigma=1.393264 ! Fit after self-cal, rms=0.068207Jy sigma=1.388652 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.531 x 6.075 at 5.525 degrees (North through East) ! Clean map min=-0.0065542 max=0.23145 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.96 HN 1.00 KP 1.00 ! LA 0.87 MK 1.05 NL 1.08 OV 1.01 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.95 HN 0.99 KP 1.01 ! LA 0.89 MK 1.10 NL 1.04 OV 0.99 ! PT 0.96 SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.94 HN 1.01 KP 1.00 ! LA 0.91 MK 1.05 NL 1.02 OV 1.00 ! PT 0.98 SC 1.06 ! ! ! Fit before self-cal, rms=0.068207Jy sigma=1.388652 ! Fit after self-cal, rms=0.064122Jy sigma=1.268170 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.574 mas, bmaj=6.179 mas, bpa=5.808 degrees ! Estimated noise=0.420524 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 (-15, -24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0088988 Jy ! Component: 100 - total flux cleaned = 0.0124259 Jy ! Component: 150 - total flux cleaned = 0.0137478 Jy ! Component: 200 - total flux cleaned = 0.0149122 Jy ! Total flux subtracted in 200 components = 0.0149122 Jy ! Clean residual min=-0.002907 max=0.003141 Jy/beam ! Clean residual mean=0.000007 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.475355 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 179 components and 0.475355 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062926Jy sigma=1.239194 ! Fit after self-cal, rms=0.062908Jy sigma=1.236728 ! 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=0.062908Jy sigma=1.236728 ! Fit after self-cal, rms=0.061578Jy sigma=1.226765 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.569 mas, bmaj=6.182 mas, bpa=5.634 degrees ! Estimated noise=0.419566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197779 Jy ! Component: 100 - total flux cleaned = 0.00260005 Jy ! Component: 150 - total flux cleaned = 0.00276331 Jy ! Component: 200 - total flux cleaned = 0.00300134 Jy ! Total flux subtracted in 200 components = 0.00300134 Jy ! Clean residual min=-0.002736 max=0.002399 Jy/beam ! Clean residual mean=0.000004 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.478357 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 200 components and 0.478357 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061439Jy sigma=1.224197 ! Fit after self-cal, rms=0.061441Jy sigma=1.224048 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 = 0.000494303 Jy ! Component: 100 - total flux cleaned = 0.00062147 Jy ! Component: 150 - total flux cleaned = 0.000699297 Jy ! Component: 200 - total flux cleaned = 0.000771802 Jy ! Total flux subtracted in 200 components = 0.000771802 Jy ! Clean residual min=-0.002687 max=0.002270 Jy/beam ! Clean residual mean=0.000003 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.479128 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 205 components and 0.479128 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061384Jy sigma=1.223109 ! Fit after self-cal, rms=0.061382Jy sigma=1.223057 ! 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=0.061382Jy sigma=1.223057 ! Fit after self-cal, rms=0.061347Jy sigma=1.222820 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.569 mas, bmaj=6.183 mas, bpa=5.62 degrees ! Estimated noise=0.419211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.69021e-05 Jy ! Component: 100 - total flux cleaned = 0.000189971 Jy ! Component: 150 - total flux cleaned = 0.00022419 Jy ! Component: 200 - total flux cleaned = 0.000191912 Jy ! Total flux subtracted in 200 components = 0.000191912 Jy ! Clean residual min=-0.002606 max=0.002226 Jy/beam ! Clean residual mean=0.000004 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.47932 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 211 components and 0.47932 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061300Jy sigma=1.222058 ! Fit after self-cal, rms=0.061301Jy sigma=1.222015 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 = 0.000126547 Jy ! Component: 100 - total flux cleaned = 0.000126528 Jy ! Component: 150 - total flux cleaned = 9.7998e-05 Jy ! Component: 200 - total flux cleaned = 7.00682e-05 Jy ! Total flux subtracted in 200 components = 7.00682e-05 Jy ! Clean residual min=-0.002569 max=0.002174 Jy/beam ! Clean residual mean=0.000004 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.47939 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 221 components and 0.47939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061271Jy sigma=1.221517 ! Fit after self-cal, rms=0.061270Jy sigma=1.221487 ! 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=0.061270Jy sigma=1.221487 ! Fit after self-cal, rms=0.061247Jy sigma=1.221399 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.339 mas, bmaj=9.569 mas, bpa=6.095 degrees ! Estimated noise=0.521296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.51787e-05 Jy ! Component: 100 - total flux cleaned = 0.000499841 Jy ! Component: 150 - total flux cleaned = 0.000698283 Jy ! Component: 200 - total flux cleaned = 0.000792786 Jy ! Total flux subtracted in 200 components = 0.000792786 Jy ! Clean residual min=-0.002400 max=0.002177 Jy/beam ! Clean residual mean=0.000009 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.480183 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 229 components and 0.480183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061232Jy sigma=1.221170 ! Fit after self-cal, rms=0.061233Jy sigma=1.221110 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 = 3.55399e-05 Jy ! Component: 100 - total flux cleaned = 0.000180382 Jy ! Component: 150 - total flux cleaned = 0.000258084 Jy ! Component: 200 - total flux cleaned = 0.000326906 Jy ! Total flux subtracted in 200 components = 0.000326906 Jy ! Clean residual min=-0.002385 max=0.002165 Jy/beam ! Clean residual mean=0.000009 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.48051 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 234 components and 0.48051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061226Jy sigma=1.221026 ! Fit after self-cal, rms=0.061226Jy sigma=1.220991 ! 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=3.568 mas, bmaj=6.186 mas, bpa=5.598 degrees ! Estimated noise=0.418836 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.568 x 6.186 at 5.598 degrees (North through East) ! Clean map min=-0.0024653 max=0.22981 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.967 mas, bmaj=5.275 mas, bpa=4.079 degrees ! Estimated noise=0.610251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.179927 Jy ! Component: 100 - total flux cleaned = 0.255899 Jy ! Component: 150 - total flux cleaned = 0.301287 Jy ! Component: 200 - total flux cleaned = 0.332955 Jy ! Total flux subtracted in 200 components = 0.332955 Jy ! Clean residual min=-0.008739 max=0.017734 Jy/beam ! Clean residual mean=-0.000002 rms=0.002750 Jy/beam ! Combined flux in latest and established models = 0.332955 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 52 model components to the UV plane model. ! The established model now contains 52 components and 0.332955 Jy ! Inverting map and beam ! Estimated beam: bmin=3.568 mas, bmaj=6.186 mas, bpa=5.598 degrees ! Estimated noise=0.418836 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 = 0.0349478 Jy ! Component: 100 - total flux cleaned = 0.0581116 Jy ! Component: 150 - total flux cleaned = 0.0745902 Jy ! Component: 200 - total flux cleaned = 0.0871986 Jy ! Total flux subtracted in 200 components = 0.0871986 Jy ! Clean residual min=-0.004845 max=0.007632 Jy/beam ! Clean residual mean=0.000002 rms=0.001475 Jy/beam ! Combined flux in latest and established models = 0.420153 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 107 components and 0.420153 Jy ! Inverting map ! Added new window around map position (-4, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00991591 Jy ! Component: 100 - total flux cleaned = 0.0178842 Jy ! Component: 150 - total flux cleaned = 0.0244118 Jy ! Component: 200 - total flux cleaned = 0.0298523 Jy ! Total flux subtracted in 200 components = 0.0298523 Jy ! Clean residual min=-0.003034 max=0.003701 Jy/beam ! Clean residual mean=0.000003 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 0.450006 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 152 components and 0.450006 Jy ! Inverting map ! Added new window around map position (-23, 33.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00464998 Jy ! Component: 100 - total flux cleaned = 0.0085499 Jy ! Component: 150 - total flux cleaned = 0.0118655 Jy ! Component: 200 - total flux cleaned = 0.0146973 Jy ! Total flux subtracted in 200 components = 0.0146973 Jy ! Clean residual min=-0.002419 max=0.002448 Jy/beam ! Clean residual mean=0.000003 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.464703 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 174 components and 0.464703 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=7.339 mas, bmaj=9.569 mas, bpa=6.095 degrees ! Estimated noise=0.521296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388382 Jy ! Component: 100 - total flux cleaned = 0.00662397 Jy ! Component: 150 - total flux cleaned = 0.008697 Jy ! Component: 200 - total flux cleaned = 0.0102577 Jy ! Total flux subtracted in 200 components = 0.0102577 Jy ! Clean residual min=-0.002670 max=0.002065 Jy/beam ! Clean residual mean=0.000008 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.47496 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 = 0.000924827 Jy ! Component: 100 - total flux cleaned = 0.00158659 Jy ! Component: 150 - total flux cleaned = 0.00208941 Jy ! Component: 200 - total flux cleaned = 0.00254047 Jy ! Total flux subtracted in 200 components = 0.00254047 Jy ! Clean residual min=-0.002531 max=0.001982 Jy/beam ! Clean residual mean=0.000008 rms=0.000605 Jy/beam ! Combined flux in latest and established models = 0.477501 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 234 components and 0.477501 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.568 mas, bmaj=6.186 mas, bpa=5.598 degrees ! Estimated noise=0.418836 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000635994 Jy ! Component: 100 - total flux cleaned = 0.00063873 Jy ! Component: 150 - total flux cleaned = 0.000599623 Jy ! Component: 200 - total flux cleaned = 0.000678266 Jy ! Total flux subtracted in 200 components = 0.000678266 Jy ! Clean residual min=-0.002326 max=0.002344 Jy/beam ! Clean residual mean=0.000003 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.478179 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 257 components and 0.478179 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061101Jy sigma=1.219262 ! Fit after self-cal, rms=0.061061Jy sigma=1.218698 wmodel J1821+3945_S_map.mod ! Writing 257 model components to file: J1821+3945_S_map.mod wobs J1821+3945_S_uvs.fits ! Writing UV FITS file: J1821+3945_S_uvs.fits wwins J1821+3945_S_map.win ! wwins: Wrote 6 windows to J1821+3945_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 = 1.19892e-05 Jy ! Component: 100 - total flux cleaned = -0.000257084 Jy ! Component: 150 - total flux cleaned = -0.000437853 Jy ! Component: 200 - total flux cleaned = -0.000472175 Jy ! Component: 250 - total flux cleaned = -0.000536598 Jy ! Component: 300 - total flux cleaned = -0.00053584 Jy ! Component: 350 - total flux cleaned = -0.000505742 Jy ! Component: 400 - total flux cleaned = -0.000329759 Jy ! Component: 450 - total flux cleaned = -0.00021584 Jy ! Component: 500 - total flux cleaned = -7.60119e-05 Jy ! Component: 550 - total flux cleaned = 8.79327e-05 Jy ! Component: 600 - total flux cleaned = 0.000221587 Jy ! Component: 650 - total flux cleaned = 0.000378317 Jy ! Component: 700 - total flux cleaned = 0.000557078 Jy ! Component: 750 - total flux cleaned = 0.000656071 Jy ! Component: 800 - total flux cleaned = 0.000631694 Jy ! Component: 850 - total flux cleaned = 0.000751621 Jy ! Component: 900 - total flux cleaned = 0.000680112 Jy ! Component: 950 - total flux cleaned = 0.000773434 Jy ! Component: 1000 - total flux cleaned = 0.000796502 Jy ! Component: 1050 - total flux cleaned = 0.000887671 Jy ! Component: 1100 - total flux cleaned = 0.000932927 Jy ! Component: 1150 - total flux cleaned = 0.00102121 Jy ! Component: 1200 - total flux cleaned = 0.00108637 Jy ! Component: 1250 - total flux cleaned = 0.00110767 Jy ! Component: 1300 - total flux cleaned = 0.00117135 Jy ! Component: 1350 - total flux cleaned = 0.00112903 Jy ! Component: 1400 - total flux cleaned = 0.00123276 Jy ! Component: 1450 - total flux cleaned = 0.00123269 Jy ! Component: 1500 - total flux cleaned = 0.00131399 Jy ! Component: 1550 - total flux cleaned = 0.00135435 Jy ! Component: 1600 - total flux cleaned = 0.00145425 Jy ! Component: 1650 - total flux cleaned = 0.00151341 Jy ! Component: 1700 - total flux cleaned = 0.00153317 Jy ! Component: 1750 - total flux cleaned = 0.00161069 Jy ! Component: 1800 - total flux cleaned = 0.00163002 Jy ! Component: 1850 - total flux cleaned = 0.00170648 Jy ! Component: 1900 - total flux cleaned = 0.00180081 Jy ! Component: 1950 - total flux cleaned = 0.00187539 Jy ! Component: 2000 - total flux cleaned = 0.00189388 Jy ! Component: 2050 - total flux cleaned = 0.00200399 Jy ! Component: 2100 - total flux cleaned = 0.00205834 Jy ! Component: 2150 - total flux cleaned = 0.00204041 Jy ! Component: 2200 - total flux cleaned = 0.00216573 Jy ! Component: 2250 - total flux cleaned = 0.00223633 Jy ! Component: 2300 - total flux cleaned = 0.00221889 Jy ! Component: 2350 - total flux cleaned = 0.00227125 Jy ! Component: 2400 - total flux cleaned = 0.00234017 Jy ! Component: 2450 - total flux cleaned = 0.00237434 Jy ! Component: 2500 - total flux cleaned = 0.00237434 Jy ! Component: 2550 - total flux cleaned = 0.00240799 Jy ! Component: 2600 - total flux cleaned = 0.00237461 Jy ! Component: 2650 - total flux cleaned = 0.00240773 Jy ! Component: 2700 - total flux cleaned = 0.00239098 Jy ! Component: 2750 - total flux cleaned = 0.00239086 Jy ! Component: 2800 - total flux cleaned = 0.0023909 Jy ! Component: 2850 - total flux cleaned = 0.00235875 Jy ! Component: 2900 - total flux cleaned = 0.00240674 Jy ! Component: 2950 - total flux cleaned = 0.00234336 Jy ! Component: 3000 - total flux cleaned = 0.00232755 Jy ! Component: 3050 - total flux cleaned = 0.00232762 Jy ! Component: 3100 - total flux cleaned = 0.00235872 Jy ! Component: 3150 - total flux cleaned = 0.00234308 Jy ! Component: 3200 - total flux cleaned = 0.00235847 Jy ! Component: 3250 - total flux cleaned = 0.00234323 Jy ! Component: 3300 - total flux cleaned = 0.00231308 Jy ! Component: 3350 - total flux cleaned = 0.0023883 Jy ! Component: 3400 - total flux cleaned = 0.0023732 Jy ! Component: 3450 - total flux cleaned = 0.0023881 Jy ! Component: 3500 - total flux cleaned = 0.00241762 Jy ! Component: 3550 - total flux cleaned = 0.00241747 Jy ! Component: 3600 - total flux cleaned = 0.00238819 Jy ! Component: 3650 - total flux cleaned = 0.00234457 Jy ! Component: 3700 - total flux cleaned = 0.00240245 Jy ! Component: 3750 - total flux cleaned = 0.00245987 Jy ! Component: 3800 - total flux cleaned = 0.00247407 Jy ! Component: 3850 - total flux cleaned = 0.00251656 Jy ! Component: 3900 - total flux cleaned = 0.00246011 Jy ! Component: 3950 - total flux cleaned = 0.0024743 Jy ! Component: 4000 - total flux cleaned = 0.00248828 Jy ! Component: 4050 - total flux cleaned = 0.00248826 Jy ! Total flux subtracted in 4096 components = 0.00252975 Jy ! Clean residual min=-0.000870 max=0.000811 Jy/beam ! Clean residual mean=0.000003 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.480709 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 534 components and 0.480709 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1821+3945_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.568 x 6.186 at 5.598 degrees (North through East) ! Clean map min=-0.0014023 max=0.2313 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1821+3945_S_map.fits wmodel /vlbi/uf001/uva//J1821+3945_S_map.mod ! Writing 534 model components to file: /vlbi/uf001/uva//J1821+3945_S_map.mod wobs /vlbi/uf001/uva//J1821+3945_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1821+3945_S_uvs.fits wwins /vlbi/uf001/uva//J1821+3945_S_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1821+3945_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.231302 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000246205 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.319329 0.319329 0.638658 1.27732 2.55463 5.10926 10.2185 20.437 40.8741 81.7482 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.231 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 939.47 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1821+3945_S_dfm.log closed on Mon Jan 14 04:35:12 2019