! Started logfile: /vlbi/sb072/temp_maps//J1223+0650_C_dfm.log on Thu Jan 31 09:33:35 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1223+0650_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1223+0650_C_uva.fits ! AN table 1: 7 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1223+0650 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 76 lines of history. ! ! Reading 1568 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1223+0650_C] 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 0.300x0.300 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=1.011996Jy sigma=40.134222 ! Fit after self-cal, rms=0.840140Jy sigma=33.083479 ! 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=1.154 mas, bmaj=3.194 mas, bpa=2.372 degrees ! Estimated noise=0.645913 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 = 0.113998 Jy ! Component: 100 - total flux cleaned = 0.152845 Jy ! Total flux subtracted in 100 components = 0.152845 Jy ! Clean residual min=-0.011584 max=0.029452 Jy/beam ! Clean residual mean=0.000001 rms=0.003265 Jy/beam ! Combined flux in latest and established models = 0.152845 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.152845 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=0.058221Jy sigma=2.177915 ! Fit after self-cal, rms=0.058207Jy sigma=2.172304 ! Inverting map ! Added new window around map position (3, 2.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0283484 Jy ! Component: 100 - total flux cleaned = 0.0456074 Jy ! Total flux subtracted in 100 components = 0.0456074 Jy ! Clean residual min=-0.005927 max=0.009737 Jy/beam ! Clean residual mean=0.000001 rms=0.001729 Jy/beam ! Combined flux in latest and established models = 0.198453 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.198453 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=0.037088Jy sigma=1.283860 ! Fit after self-cal, rms=0.036407Jy sigma=1.260660 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011996 Jy ! Component: 100 - total flux cleaned = 0.0199162 Jy ! Total flux subtracted in 100 components = 0.0199162 Jy ! Clean residual min=-0.004611 max=0.006395 Jy/beam ! Clean residual mean=0.000000 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 0.218369 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.218369 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=0.030114Jy sigma=0.981538 ! Fit after self-cal, rms=0.029987Jy sigma=0.978231 ! 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=1.434 mas, bmaj=3.524 mas, bpa=2.095 degrees ! Estimated noise=0.47926 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 = 0.0087938 Jy ! Component: 100 - total flux cleaned = 0.0144928 Jy ! Component: 150 - total flux cleaned = 0.018343 Jy ! Component: 200 - total flux cleaned = 0.020957 Jy ! Total flux subtracted in 200 components = 0.020957 Jy ! Clean residual min=-0.004448 max=0.004634 Jy/beam ! Clean residual mean=0.000000 rms=0.001139 Jy/beam ! Combined flux in latest and established models = 0.239326 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 0.239326 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=0.026799Jy sigma=0.833184 ! Fit after self-cal, rms=0.026572Jy sigma=0.826543 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.434 x 3.524 at 2.095 degrees (North through East) ! Clean map min=-0.0042721 max=0.1603 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.96 KP 0.96 LA 1.05 ! MK 1.04 NL 1.05 OV 1.02 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.99 KP 0.98 LA 1.04 ! MK 1.05 NL 1.08 OV 1.00 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.98 KP 0.98 LA 1.03 ! MK 1.01 NL 1.05 OV 0.99 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.96 KP 0.97 LA 1.02 ! MK 1.02 NL 1.05 OV 1.01 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 HN 0.94 KP 0.96 LA 1.04 ! MK 1.00 NL 1.01 OV 0.99 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 0.90 KP 0.95 LA 1.00 ! MK 1.00 NL 1.04 OV 0.98 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.94 KP 0.95 LA 0.99 ! MK 1.00 NL 1.02 OV 0.98 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.93 KP 0.93 LA 1.00 ! MK 0.99 NL 1.04 OV 0.99 SC 0.94 ! ! ! Fit before self-cal, rms=0.026572Jy sigma=0.826543 ! Fit after self-cal, rms=0.024324Jy sigma=0.725011 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.428 mas, bmaj=3.517 mas, bpa=2.248 degrees ! Estimated noise=0.475517 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 (9.3, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400001 Jy ! Component: 100 - total flux cleaned = 0.00594618 Jy ! Component: 150 - total flux cleaned = 0.00670158 Jy ! Component: 200 - total flux cleaned = 0.00713769 Jy ! Total flux subtracted in 200 components = 0.00713769 Jy ! Clean residual min=-0.002069 max=0.002670 Jy/beam ! Clean residual mean=-0.000000 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.246464 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 37 components and 0.246464 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=0.023587Jy sigma=0.691589 ! Fit after self-cal, rms=0.023543Jy sigma=0.690301 ! 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=0.023543Jy sigma=0.690301 ! Fit after self-cal, rms=0.023484Jy sigma=0.684764 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.427 mas, bmaj=3.52 mas, bpa=2.181 degrees ! Estimated noise=0.476351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119493 Jy ! Component: 100 - total flux cleaned = 0.00130399 Jy ! Component: 150 - total flux cleaned = 0.00126204 Jy ! Component: 200 - total flux cleaned = 0.00132922 Jy ! Total flux subtracted in 200 components = 0.00132922 Jy ! Clean residual min=-0.001764 max=0.002128 Jy/beam ! Clean residual mean=0.000000 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.247793 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 45 components and 0.247793 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=0.023258Jy sigma=0.676180 ! Fit after self-cal, rms=0.023247Jy sigma=0.675790 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (6, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195924 Jy ! Component: 100 - total flux cleaned = 0.00233706 Jy ! Component: 150 - total flux cleaned = 0.00253188 Jy ! Component: 200 - total flux cleaned = 0.00267344 Jy ! Total flux subtracted in 200 components = 0.00267344 Jy ! Clean residual min=-0.001577 max=0.001580 Jy/beam ! Clean residual mean=0.000000 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.250466 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 68 components and 0.250466 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=0.023050Jy sigma=0.666776 ! Fit after self-cal, rms=0.023032Jy sigma=0.666316 ! Inverting map ! Added new window around map position (42, 25.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000793773 Jy ! Component: 100 - total flux cleaned = 0.000821884 Jy ! Component: 150 - total flux cleaned = 0.000871865 Jy ! Component: 200 - total flux cleaned = 0.000937838 Jy ! Total flux subtracted in 200 components = 0.000937838 Jy ! Clean residual min=-0.001431 max=0.001457 Jy/beam ! Clean residual mean=-0.000000 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.251404 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 88 components and 0.251404 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=0.022911Jy sigma=0.662000 ! Fit after self-cal, rms=0.022902Jy sigma=0.661773 ! 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=0.022902Jy sigma=0.661773 ! Fit after self-cal, rms=0.022813Jy sigma=0.657075 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.425 mas, bmaj=3.521 mas, bpa=2.13 degrees ! Estimated noise=0.476509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000356533 Jy ! Component: 100 - total flux cleaned = 0.000354697 Jy ! Component: 150 - total flux cleaned = 0.00029595 Jy ! Component: 200 - total flux cleaned = 0.000278564 Jy ! Total flux subtracted in 200 components = 0.000278564 Jy ! Clean residual min=-0.001307 max=0.001296 Jy/beam ! Clean residual mean=0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.251683 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 100 components and 0.251683 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=0.022764Jy sigma=0.655231 ! Fit after self-cal, rms=0.022760Jy sigma=0.655147 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 = 8.23943e-05 Jy ! Component: 100 - total flux cleaned = 9.96656e-05 Jy ! Component: 150 - total flux cleaned = 0.000131046 Jy ! Component: 200 - total flux cleaned = 0.000130931 Jy ! Total flux subtracted in 200 components = 0.000130931 Jy ! Clean residual min=-0.001259 max=0.001239 Jy/beam ! Clean residual mean=0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.251814 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 113 components and 0.251814 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=0.022736Jy sigma=0.654178 ! Fit after self-cal, rms=0.022733Jy sigma=0.654132 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.022733Jy sigma=0.654132 ! Fit after self-cal, rms=0.022671Jy sigma=0.651364 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.078 mas, bmaj=5.24 mas, bpa=-4.011 degrees ! Estimated noise=0.651736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000405409 Jy ! Component: 100 - total flux cleaned = 0.000576058 Jy ! Component: 150 - total flux cleaned = 0.000718685 Jy ! Component: 200 - total flux cleaned = 0.000822487 Jy ! Total flux subtracted in 200 components = 0.000822487 Jy ! Clean residual min=-0.001261 max=0.001288 Jy/beam ! Clean residual mean=-0.000000 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.252636 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 140 components and 0.252636 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=0.022656Jy sigma=0.651037 ! Fit after self-cal, rms=0.022652Jy sigma=0.650966 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 = 0.000193553 Jy ! Component: 100 - total flux cleaned = 0.000204705 Jy ! Component: 150 - total flux cleaned = 0.000276372 Jy ! Component: 200 - total flux cleaned = 0.000341901 Jy ! Total flux subtracted in 200 components = 0.000341901 Jy ! Clean residual min=-0.001246 max=0.001300 Jy/beam ! Clean residual mean=0.000000 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.252978 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 151 components and 0.252978 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=0.022648Jy sigma=0.650907 ! Fit after self-cal, rms=0.022646Jy sigma=0.650874 ! 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=1.424 mas, bmaj=3.52 mas, bpa=2.088 degrees ! Estimated noise=0.476491 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.424 x 3.52 at 2.088 degrees (North through East) ! Clean map min=-0.0011023 max=0.15913 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=1.145 mas, bmaj=3.194 mas, bpa=2.415 degrees ! Estimated noise=0.636299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.112735 Jy ! Component: 100 - total flux cleaned = 0.153821 Jy ! Component: 150 - total flux cleaned = 0.180087 Jy ! Component: 200 - total flux cleaned = 0.197542 Jy ! Total flux subtracted in 200 components = 0.197542 Jy ! Clean residual min=-0.005036 max=0.009418 Jy/beam ! Clean residual mean=0.000001 rms=0.001495 Jy/beam ! Combined flux in latest and established models = 0.197542 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.197542 Jy ! Inverting map and beam ! Estimated beam: bmin=1.424 mas, bmaj=3.52 mas, bpa=2.088 degrees ! Estimated noise=0.476491 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 = 0.0166445 Jy ! Component: 100 - total flux cleaned = 0.0265925 Jy ! Component: 150 - total flux cleaned = 0.0332731 Jy ! Component: 200 - total flux cleaned = 0.0380822 Jy ! Total flux subtracted in 200 components = 0.0380822 Jy ! Clean residual min=-0.002546 max=0.002910 Jy/beam ! Clean residual mean=0.000000 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.235625 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 26 components and 0.235625 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.078 mas, bmaj=5.24 mas, bpa=-4.011 degrees ! Estimated noise=0.651736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00614999 Jy ! Component: 100 - total flux cleaned = 0.00983789 Jy ! Component: 150 - total flux cleaned = 0.0122246 Jy ! Component: 200 - total flux cleaned = 0.0138256 Jy ! Total flux subtracted in 200 components = 0.0138256 Jy ! Clean residual min=-0.001757 max=0.001607 Jy/beam ! Clean residual mean=-0.000000 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.24945 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 = 0.000805506 Jy ! Component: 100 - total flux cleaned = 0.00144011 Jy ! Component: 150 - total flux cleaned = 0.00201196 Jy ! Component: 200 - total flux cleaned = 0.00243083 Jy ! Total flux subtracted in 200 components = 0.00243083 Jy ! Clean residual min=-0.001451 max=0.001276 Jy/beam ! Clean residual mean=-0.000000 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.251881 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 82 components and 0.251881 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.424 mas, bmaj=3.52 mas, bpa=2.088 degrees ! Estimated noise=0.476491 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.19668e-05 Jy ! Component: 100 - total flux cleaned = -0.000272387 Jy ! Component: 150 - total flux cleaned = -0.000307467 Jy ! Component: 200 - total flux cleaned = -0.000222433 Jy ! Total flux subtracted in 200 components = -0.000222433 Jy ! Clean residual min=-0.001426 max=0.001482 Jy/beam ! Clean residual mean=0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.251659 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 105 components and 0.251659 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=0.022788Jy sigma=0.655704 ! Fit after self-cal, rms=0.022777Jy sigma=0.655132 wmodel J1223+0650_C_map.mod ! Writing 105 model components to file: J1223+0650_C_map.mod wobs J1223+0650_C_uvs.fits ! Writing UV FITS file: J1223+0650_C_uvs.fits wwins J1223+0650_C_map.win ! wwins: Wrote 5 windows to J1223+0650_C_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 = -0.000136646 Jy ! Component: 100 - total flux cleaned = -0.000454752 Jy ! Component: 150 - total flux cleaned = -0.000646807 Jy ! Component: 200 - total flux cleaned = -0.000829917 Jy ! Component: 250 - total flux cleaned = -0.00098488 Jy ! Component: 300 - total flux cleaned = -0.00109602 Jy ! Component: 350 - total flux cleaned = -0.00116735 Jy ! Component: 400 - total flux cleaned = -0.00127134 Jy ! Component: 450 - total flux cleaned = -0.00133873 Jy ! Component: 500 - total flux cleaned = -0.00145338 Jy ! Component: 550 - total flux cleaned = -0.00153253 Jy ! Component: 600 - total flux cleaned = -0.00162505 Jy ! Component: 650 - total flux cleaned = -0.00167015 Jy ! Component: 700 - total flux cleaned = -0.00172927 Jy ! Component: 750 - total flux cleaned = -0.00178721 Jy ! Component: 800 - total flux cleaned = -0.00184397 Jy ! Component: 850 - total flux cleaned = -0.0018299 Jy ! Component: 900 - total flux cleaned = -0.00185707 Jy ! Component: 950 - total flux cleaned = -0.00185673 Jy ! Component: 1000 - total flux cleaned = -0.00183007 Jy ! Component: 1050 - total flux cleaned = -0.00182984 Jy ! Component: 1100 - total flux cleaned = -0.00184232 Jy ! Component: 1150 - total flux cleaned = -0.00179194 Jy ! Component: 1200 - total flux cleaned = -0.00179193 Jy ! Component: 1250 - total flux cleaned = -0.00173122 Jy ! Component: 1300 - total flux cleaned = -0.00170774 Jy ! Component: 1350 - total flux cleaned = -0.00171954 Jy ! Component: 1400 - total flux cleaned = -0.00171944 Jy ! Component: 1450 - total flux cleaned = -0.00165076 Jy ! Component: 1500 - total flux cleaned = -0.00170763 Jy ! Component: 1550 - total flux cleaned = -0.00166291 Jy ! Component: 1600 - total flux cleaned = -0.0016961 Jy ! Component: 1650 - total flux cleaned = -0.00171798 Jy ! Component: 1700 - total flux cleaned = -0.00171782 Jy ! Component: 1750 - total flux cleaned = -0.00171773 Jy ! Component: 1800 - total flux cleaned = -0.00169666 Jy ! Component: 1850 - total flux cleaned = -0.00171762 Jy ! Component: 1900 - total flux cleaned = -0.00168667 Jy ! Component: 1950 - total flux cleaned = -0.00171745 Jy ! Component: 2000 - total flux cleaned = -0.00172756 Jy ! Component: 2050 - total flux cleaned = -0.00170744 Jy ! Component: 2100 - total flux cleaned = -0.00169745 Jy ! Component: 2150 - total flux cleaned = -0.00169755 Jy ! Component: 2200 - total flux cleaned = -0.00165848 Jy ! Component: 2250 - total flux cleaned = -0.00162956 Jy ! Component: 2300 - total flux cleaned = -0.00164888 Jy ! Component: 2350 - total flux cleaned = -0.00162043 Jy ! Component: 2400 - total flux cleaned = -0.00162035 Jy ! Component: 2450 - total flux cleaned = -0.00159213 Jy ! Component: 2500 - total flux cleaned = -0.00156417 Jy ! Component: 2550 - total flux cleaned = -0.00153634 Jy ! Component: 2600 - total flux cleaned = -0.0015179 Jy ! Component: 2650 - total flux cleaned = -0.00147243 Jy ! Component: 2700 - total flux cleaned = -0.00146349 Jy ! Component: 2750 - total flux cleaned = -0.0014455 Jy ! Component: 2800 - total flux cleaned = -0.00143665 Jy ! Component: 2850 - total flux cleaned = -0.00142785 Jy ! Component: 2900 - total flux cleaned = -0.00144554 Jy ! Component: 2950 - total flux cleaned = -0.00142805 Jy ! Component: 3000 - total flux cleaned = -0.00141064 Jy ! Component: 3050 - total flux cleaned = -0.00141068 Jy ! Component: 3100 - total flux cleaned = -0.00140209 Jy ! Component: 3150 - total flux cleaned = -0.00134259 Jy ! Component: 3200 - total flux cleaned = -0.00135968 Jy ! Component: 3250 - total flux cleaned = -0.0013513 Jy ! Component: 3300 - total flux cleaned = -0.00132619 Jy ! Component: 3350 - total flux cleaned = -0.00133445 Jy ! Component: 3400 - total flux cleaned = -0.00131792 Jy ! Component: 3450 - total flux cleaned = -0.00132605 Jy ! Component: 3500 - total flux cleaned = -0.00127712 Jy ! Component: 3550 - total flux cleaned = -0.00130955 Jy ! Component: 3600 - total flux cleaned = -0.00128536 Jy ! Component: 3650 - total flux cleaned = -0.00128546 Jy ! Component: 3700 - total flux cleaned = -0.00130939 Jy ! Component: 3750 - total flux cleaned = -0.00131725 Jy ! Component: 3800 - total flux cleaned = -0.00129357 Jy ! Component: 3850 - total flux cleaned = -0.00129359 Jy ! Component: 3900 - total flux cleaned = -0.00128576 Jy ! Component: 3950 - total flux cleaned = -0.00128575 Jy ! Component: 4000 - total flux cleaned = -0.00127803 Jy ! Component: 4050 - total flux cleaned = -0.001278 Jy ! Total flux subtracted in 4096 components = -0.00125498 Jy ! Clean residual min=-0.000473 max=0.000445 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.250404 Jy keep ! Adding 257 model components to the UV plane model. ! The established model now contains 362 components and 0.250404 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1223+0650_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.424 x 3.52 at 2.088 degrees (North through East) ! Clean map min=-0.0010137 max=0.15972 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1223+0650_C_map.fits wmodel /vlbi/sb072/temp_maps//J1223+0650_C_map.mod ! Writing 362 model components to file: /vlbi/sb072/temp_maps//J1223+0650_C_map.mod wobs /vlbi/sb072/temp_maps//J1223+0650_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1223+0650_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1223+0650_C_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J1223+0650_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.159719 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000125881 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.236442 0.236442 0.472884 0.945768 1.89154 3.78307 7.56615 15.1323 30.2646 60.5292 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.159 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1268.81 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1223+0650_C_dfm.log closed on Thu Jan 31 09:33:39 2019