! Started logfile: /vlbi/sb072/temp_maps//J1644+4546_X_dfm.log on Fri Jan 25 19:41:51 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1644+4546_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1644+4546_X_uva.fits ! AN table 1: 19 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1644+4546 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 6840 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1644+4546_X] 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 0.200x0.200 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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000468Jy sigma=40.547194 ! Fit after self-cal, rms=0.978297Jy sigma=39.659536 ! 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=0.7114 mas, bmaj=2.874 mas, bpa=-39.22 degrees ! Estimated noise=0.45318 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 = 0.015391 Jy ! Component: 100 - total flux cleaned = 0.0194645 Jy ! Total flux subtracted in 100 components = 0.0194645 Jy ! Clean residual min=-0.001615 max=0.002035 Jy/beam ! Clean residual mean=0.000000 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.0194645 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0194645 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019971Jy sigma=0.760419 ! Fit after self-cal, rms=0.018439Jy sigma=0.700736 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00311513 Jy ! Component: 100 - total flux cleaned = 0.00475412 Jy ! Total flux subtracted in 100 components = 0.00475412 Jy ! Clean residual min=-0.001495 max=0.001804 Jy/beam ! Clean residual mean=0.000000 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0242187 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.0242186 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017752Jy sigma=0.674016 ! Fit after self-cal, rms=0.017734Jy sigma=0.673372 ! 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=0.9943 mas, bmaj=2.846 mas, bpa=-39.57 degrees ! Estimated noise=0.214429 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 = 0.00165372 Jy ! Component: 100 - total flux cleaned = 0.00260882 Jy ! Component: 150 - total flux cleaned = 0.00305336 Jy ! Component: 200 - total flux cleaned = 0.00320996 Jy ! Total flux subtracted in 200 components = 0.00320996 Jy ! Clean residual min=-0.001043 max=0.001290 Jy/beam ! Clean residual mean=-0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0274286 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 25 components and 0.0274286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017560Jy sigma=0.667080 ! Fit after self-cal, rms=0.017548Jy sigma=0.666848 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9943 x 2.846 at -39.57 degrees (North through East) ! Clean map min=-0.00096298 max=0.02259 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.18 HN 0.86 KP 1.00 ! LA 0.98 MK 0.94 NL 1.10 OV 0.94 ! PT 0.89 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.13 HN 0.90 KP 0.99 ! LA 0.91 MK 1.01 NL 1.05 OV 0.93 ! PT 0.89 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.20 HN 0.92 KP 0.98 ! LA 0.97 MK 1.05 NL 1.01 OV 0.98 ! PT 0.95 SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.14 HN 0.96 KP 0.99 ! LA 0.95 MK 0.99 NL 0.98 OV 0.92 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.16 HN 1.00 KP 1.02 ! LA 0.94 MK 1.17 NL 1.02 OV 0.98 ! PT 0.99 SC 1.20 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.16 HN 0.96 KP 1.03 ! LA 0.97 MK 0.95 NL 1.13 OV 0.95 ! PT 1.01 SC 1.18 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.09 HN 0.90 KP 1.01 ! LA 1.05 MK 0.95 NL 1.16 OV 0.89 ! PT 1.01 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.13 HN 0.97 KP 0.96 ! LA 0.99 MK 0.91 NL 1.02 OV 0.97 ! PT 0.98 SC 0.98 ! ! ! Fit before self-cal, rms=0.017548Jy sigma=0.666848 ! Fit after self-cal, rms=0.017194Jy sigma=0.657988 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9953 mas, bmaj=2.83 mas, bpa=-39.96 degrees ! Estimated noise=0.213155 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 = 8.82585e-05 Jy ! Component: 100 - total flux cleaned = 0.000101266 Jy ! Component: 150 - total flux cleaned = 0.000100787 Jy ! Component: 200 - total flux cleaned = 0.000108779 Jy ! Total flux subtracted in 200 components = 0.000108779 Jy ! Clean residual min=-0.000721 max=0.000757 Jy/beam ! Clean residual mean=-0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.0275374 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 42 components and 0.0275374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017181Jy sigma=0.657420 ! Fit after self-cal, rms=0.017185Jy sigma=0.657185 ! 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017185Jy sigma=0.657185 ! Fit after self-cal, rms=0.017151Jy sigma=0.657075 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9943 mas, bmaj=2.822 mas, bpa=-39.96 degrees ! Estimated noise=0.213182 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.71547e-05 Jy ! Component: 100 - total flux cleaned = 5.36205e-05 Jy ! Component: 150 - total flux cleaned = 7.63694e-05 Jy ! Component: 200 - total flux cleaned = 8.29253e-05 Jy ! Total flux subtracted in 200 components = 8.29253e-05 Jy ! Clean residual min=-0.000670 max=0.000719 Jy/beam ! Clean residual mean=-0.000000 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0276203 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 46 components and 0.0276203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017143Jy sigma=0.656755 ! Fit after self-cal, rms=0.017143Jy sigma=0.656740 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 (-35.2, -41.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000608217 Jy ! Component: 100 - total flux cleaned = 0.000786683 Jy ! Component: 150 - total flux cleaned = 0.000886786 Jy ! Component: 200 - total flux cleaned = 0.000924463 Jy ! Total flux subtracted in 200 components = 0.000924463 Jy ! Clean residual min=-0.000624 max=0.000670 Jy/beam ! Clean residual mean=-0.000000 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0285448 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 68 components and 0.0285448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017113Jy sigma=0.655520 ! Fit after self-cal, rms=0.017110Jy sigma=0.655466 ! Inverting map ! Added new window around map position (-6.8, 5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000461525 Jy ! Component: 100 - total flux cleaned = 0.000545981 Jy ! Component: 150 - total flux cleaned = 0.000602805 Jy ! Component: 200 - total flux cleaned = 0.000645774 Jy ! Total flux subtracted in 200 components = 0.000645774 Jy ! Clean residual min=-0.000560 max=0.000506 Jy/beam ! Clean residual mean=-0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0291906 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 86 components and 0.0291906 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017090Jy sigma=0.654633 ! Fit after self-cal, rms=0.017088Jy sigma=0.654590 ! 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017088Jy sigma=0.654590 ! Fit after self-cal, rms=0.017001Jy sigma=0.654471 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9923 mas, bmaj=2.818 mas, bpa=-39.99 degrees ! Estimated noise=0.212357 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.19121e-05 Jy ! Component: 100 - total flux cleaned = 0.000114795 Jy ! Component: 150 - total flux cleaned = 0.000130155 Jy ! Component: 200 - total flux cleaned = 0.000130409 Jy ! Total flux subtracted in 200 components = 0.000130409 Jy ! Clean residual min=-0.000530 max=0.000471 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.029321 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 104 components and 0.029321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016994Jy sigma=0.654194 ! Fit after self-cal, rms=0.016994Jy sigma=0.654184 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 = -8.18681e-07 Jy ! Component: 100 - total flux cleaned = -1.0305e-06 Jy ! Component: 150 - total flux cleaned = -1.35865e-05 Jy ! Component: 200 - total flux cleaned = -1.52079e-06 Jy ! Total flux subtracted in 200 components = -1.52079e-06 Jy ! Clean residual min=-0.000518 max=0.000464 Jy/beam ! Clean residual mean=0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0293194 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 113 components and 0.0293194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016990Jy sigma=0.654011 ! Fit after self-cal, rms=0.016990Jy sigma=0.654008 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016990Jy sigma=0.654008 ! Fit after self-cal, rms=0.016974Jy sigma=0.653995 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.149 mas, bmaj=3.011 mas, bpa=-45.46 degrees ! Estimated noise=0.251641 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.36274e-05 Jy ! Component: 100 - total flux cleaned = 0.000116484 Jy ! Component: 150 - total flux cleaned = 0.000137427 Jy ! Component: 200 - total flux cleaned = 0.000156627 Jy ! Total flux subtracted in 200 components = 0.000156627 Jy ! Clean residual min=-0.000494 max=0.000443 Jy/beam ! Clean residual mean=-0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0294761 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 133 components and 0.0294761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016972Jy sigma=0.653897 ! Fit after self-cal, rms=0.016972Jy sigma=0.653892 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 = 3.82453e-05 Jy ! Component: 100 - total flux cleaned = 6.46016e-05 Jy ! Component: 150 - total flux cleaned = 7.69045e-05 Jy ! Component: 200 - total flux cleaned = 8.46705e-05 Jy ! Total flux subtracted in 200 components = 8.46705e-05 Jy ! Clean residual min=-0.000493 max=0.000444 Jy/beam ! Clean residual mean=-0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0295607 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 148 components and 0.0295607 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016971Jy sigma=0.653845 ! Fit after self-cal, rms=0.016971Jy sigma=0.653842 ! 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=0.9919 mas, bmaj=2.816 mas, bpa=-40.01 degrees ! Estimated noise=0.212176 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9919 x 2.816 at -40.01 degrees (North through East) ! Clean map min=-0.00047861 max=0.022486 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=0.7131 mas, bmaj=2.843 mas, bpa=-39.69 degrees ! Estimated noise=0.443755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0164449 Jy ! Component: 100 - total flux cleaned = 0.0207914 Jy ! Component: 150 - total flux cleaned = 0.0228312 Jy ! Component: 200 - total flux cleaned = 0.023863 Jy ! Total flux subtracted in 200 components = 0.023863 Jy ! Clean residual min=-0.001360 max=0.001326 Jy/beam ! Clean residual mean=0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.023863 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.023863 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9919 mas, bmaj=2.816 mas, bpa=-40.01 degrees ! Estimated noise=0.212176 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) ! Added new window around map position (1.8, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015342 Jy ! Component: 100 - total flux cleaned = 0.00244262 Jy ! Component: 150 - total flux cleaned = 0.00311309 Jy ! Component: 200 - total flux cleaned = 0.00341991 Jy ! Total flux subtracted in 200 components = 0.00341991 Jy ! Clean residual min=-0.000640 max=0.000574 Jy/beam ! Clean residual mean=0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0272829 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 43 components and 0.0272829 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.149 mas, bmaj=3.011 mas, bpa=-45.46 degrees ! Estimated noise=0.251641 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000576822 Jy ! Component: 100 - total flux cleaned = 0.000951785 Jy ! Component: 150 - total flux cleaned = 0.00120958 Jy ! Component: 200 - total flux cleaned = 0.00143561 Jy ! Total flux subtracted in 200 components = 0.00143561 Jy ! Clean residual min=-0.000598 max=0.000435 Jy/beam ! Clean residual mean=-0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.0287185 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 = 0.000163504 Jy ! Component: 100 - total flux cleaned = 0.00030885 Jy ! Component: 150 - total flux cleaned = 0.000421007 Jy ! Component: 200 - total flux cleaned = 0.000505394 Jy ! Total flux subtracted in 200 components = 0.000505394 Jy ! Clean residual min=-0.000548 max=0.000408 Jy/beam ! Clean residual mean=-0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0292239 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 101 components and 0.0292239 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9919 mas, bmaj=2.816 mas, bpa=-40.01 degrees ! Estimated noise=0.212176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.11476e-06 Jy ! Component: 100 - total flux cleaned = 1.62328e-06 Jy ! Component: 150 - total flux cleaned = -2.74884e-05 Jy ! Component: 200 - total flux cleaned = -2.73251e-05 Jy ! Total flux subtracted in 200 components = -2.73251e-05 Jy ! Clean residual min=-0.000518 max=0.000461 Jy/beam ! Clean residual mean=-0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0291966 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 124 components and 0.0291966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016977Jy sigma=0.654199 ! Fit after self-cal, rms=0.016976Jy sigma=0.654131 wmodel J1644+4546_X_map.mod ! Writing 124 model components to file: J1644+4546_X_map.mod wobs J1644+4546_X_uvs.fits ! Writing UV FITS file: J1644+4546_X_uvs.fits wwins J1644+4546_X_map.win ! wwins: Wrote 4 windows to J1644+4546_X_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 = -0.000216458 Jy ! Component: 100 - total flux cleaned = -0.000382676 Jy ! Component: 150 - total flux cleaned = -0.00054146 Jy ! Component: 200 - total flux cleaned = -0.000661472 Jy ! Component: 250 - total flux cleaned = -0.00078451 Jy ! Component: 300 - total flux cleaned = -0.000873666 Jy ! Component: 350 - total flux cleaned = -0.000945613 Jy ! Component: 400 - total flux cleaned = -0.00102269 Jy ! Component: 450 - total flux cleaned = -0.00109102 Jy ! Component: 500 - total flux cleaned = -0.00115088 Jy ! Component: 550 - total flux cleaned = -0.00120936 Jy ! Component: 600 - total flux cleaned = -0.00128567 Jy ! Component: 650 - total flux cleaned = -0.00134165 Jy ! Component: 700 - total flux cleaned = -0.00140285 Jy ! Component: 750 - total flux cleaned = -0.00143911 Jy ! Component: 800 - total flux cleaned = -0.00148084 Jy ! Component: 850 - total flux cleaned = -0.00151596 Jy ! Component: 900 - total flux cleaned = -0.00155052 Jy ! Component: 950 - total flux cleaned = -0.00158457 Jy ! Component: 1000 - total flux cleaned = -0.00159016 Jy ! Component: 1050 - total flux cleaned = -0.00162336 Jy ! Component: 1100 - total flux cleaned = -0.00165622 Jy ! Component: 1150 - total flux cleaned = -0.00169409 Jy ! Component: 1200 - total flux cleaned = -0.00173676 Jy ! Component: 1250 - total flux cleaned = -0.00174729 Jy ! Component: 1300 - total flux cleaned = -0.0017735 Jy ! Component: 1350 - total flux cleaned = -0.00180457 Jy ! Component: 1400 - total flux cleaned = -0.00182501 Jy ! Component: 1450 - total flux cleaned = -0.00183518 Jy ! Component: 1500 - total flux cleaned = -0.00185536 Jy ! Component: 1550 - total flux cleaned = -0.00187027 Jy ! Component: 1600 - total flux cleaned = -0.00189979 Jy ! Component: 1650 - total flux cleaned = -0.00189485 Jy ! Component: 1700 - total flux cleaned = -0.00189972 Jy ! Component: 1750 - total flux cleaned = -0.00191409 Jy ! Component: 1800 - total flux cleaned = -0.00193301 Jy ! Component: 1850 - total flux cleaned = -0.00190487 Jy ! Component: 1900 - total flux cleaned = -0.0019189 Jy ! Component: 1950 - total flux cleaned = -0.00193274 Jy ! Component: 2000 - total flux cleaned = -0.00193276 Jy ! Component: 2050 - total flux cleaned = -0.00192817 Jy ! Component: 2100 - total flux cleaned = -0.0019236 Jy ! Component: 2150 - total flux cleaned = -0.00192361 Jy ! Component: 2200 - total flux cleaned = -0.00193693 Jy ! Component: 2250 - total flux cleaned = -0.00192812 Jy ! Component: 2300 - total flux cleaned = -0.00192374 Jy ! Component: 2350 - total flux cleaned = -0.00193241 Jy ! Component: 2400 - total flux cleaned = -0.00195395 Jy ! Component: 2450 - total flux cleaned = -0.0019411 Jy ! Component: 2500 - total flux cleaned = -0.00194532 Jy ! Component: 2550 - total flux cleaned = -0.00194111 Jy ! Component: 2600 - total flux cleaned = -0.00195365 Jy ! Component: 2650 - total flux cleaned = -0.0019744 Jy ! Component: 2700 - total flux cleaned = -0.00198267 Jy ! Component: 2750 - total flux cleaned = -0.00198264 Jy ! Component: 2800 - total flux cleaned = -0.00200296 Jy ! Component: 2850 - total flux cleaned = -0.00200298 Jy ! Component: 2900 - total flux cleaned = -0.0020151 Jy ! Component: 2950 - total flux cleaned = -0.00203509 Jy ! Component: 3000 - total flux cleaned = -0.00204303 Jy ! Component: 3050 - total flux cleaned = -0.00205091 Jy ! Component: 3100 - total flux cleaned = -0.00205088 Jy ! Component: 3150 - total flux cleaned = -0.00204699 Jy ! Component: 3200 - total flux cleaned = -0.00204306 Jy ! Component: 3250 - total flux cleaned = -0.00205851 Jy ! Component: 3300 - total flux cleaned = -0.00207006 Jy ! Component: 3350 - total flux cleaned = -0.00207003 Jy ! Component: 3400 - total flux cleaned = -0.00208524 Jy ! Component: 3450 - total flux cleaned = -0.00206635 Jy ! Component: 3500 - total flux cleaned = -0.0020776 Jy ! Component: 3550 - total flux cleaned = -0.00208881 Jy ! Component: 3600 - total flux cleaned = -0.00208879 Jy ! Component: 3650 - total flux cleaned = -0.00208877 Jy ! Component: 3700 - total flux cleaned = -0.00209613 Jy ! Component: 3750 - total flux cleaned = -0.00209614 Jy ! Component: 3800 - total flux cleaned = -0.00210341 Jy ! Component: 3850 - total flux cleaned = -0.00210343 Jy ! Component: 3900 - total flux cleaned = -0.00210704 Jy ! Component: 3950 - total flux cleaned = -0.00210345 Jy ! Component: 4000 - total flux cleaned = -0.00210706 Jy ! Component: 4050 - total flux cleaned = -0.00211418 Jy ! Total flux subtracted in 4096 components = -0.00211419 Jy ! Clean residual min=-0.000201 max=0.000210 Jy/beam ! Clean residual mean=0.000000 rms=0.000061 Jy/beam ! Combined flux in latest and established models = 0.0270824 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 396 components and 0.0270824 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1644+4546_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9919 x 2.816 at -40.01 degrees (North through East) ! Clean map min=-0.00036463 max=0.022588 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1644+4546_X_map.fits wmodel /vlbi/sb072/temp_maps//J1644+4546_X_map.mod ! Writing 396 model components to file: /vlbi/sb072/temp_maps//J1644+4546_X_map.mod wobs /vlbi/sb072/temp_maps//J1644+4546_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1644+4546_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1644+4546_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1644+4546_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0225876 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.11478e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.812142 0.812142 1.62428 3.24857 6.49714 12.9943 25.9886 51.9771 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.022 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 369.393 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1644+4546_X_dfm.log closed on Fri Jan 25 19:41:55 2019