! Started logfile: /vlbi/bp222/maps//J0834+5534_S_dfm.log on Thu Sep 27 10:56:53 2018 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/bp222/maps//J0834+5534_S_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0834+5534_S_uva.fits ! AN table 1: 16 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.96875 visibilities/baseline/integration-bin. ! Found source: J0834+5534 ! ! There are 4 IFs, and a total of 4 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 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 49 lines of history. ! ! Reading 1736 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J0834+5534_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=4.373707Jy sigma=30.881551 ! Fit after self-cal, rms=3.505668Jy sigma=23.377161 ! 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=2.275 mas, bmaj=9.111 mas, bpa=-78.43 degrees ! Estimated noise=2.30343 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 = 1.84303 Jy ! Component: 100 - total flux cleaned = 2.83462 Jy ! Total flux subtracted in 100 components = 2.83462 Jy ! Clean residual min=-0.346607 max=0.617927 Jy/beam ! Clean residual mean=0.001682 rms=0.136657 Jy/beam ! Combined flux in latest and established models = 2.83462 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 27 components and 2.83462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.294304Jy sigma=14.853952 ! Fit after self-cal, rms=2.290519Jy sigma=14.833505 ! 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=2.723 mas, bmaj=9.114 mas, bpa=-78.21 degrees ! Estimated noise=2.12789 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 = 1.10842 Jy ! Component: 100 - total flux cleaned = 1.84124 Jy ! Component: 150 - total flux cleaned = 2.34197 Jy ! Component: 200 - total flux cleaned = 2.6876 Jy ! Total flux subtracted in 200 components = 2.6876 Jy ! Clean residual min=-0.216084 max=0.322860 Jy/beam ! Clean residual mean=0.000838 rms=0.074487 Jy/beam ! Combined flux in latest and established models = 5.52222 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 56 components and 5.52222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.973597Jy sigma=5.742789 ! Fit after self-cal, rms=0.961845Jy sigma=5.675415 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.723 x 9.114 at -78.21 degrees (North through East) ! Clean map min=-0.2088 max=2.9394 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.10 KP 0.84 ! LA 0.88 MK 1.19 NL 1.07 PT 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.07 KP 0.91 ! LA 0.86 MK 1.14 NL 0.99 PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 1.09 KP 0.91 ! LA 0.89 MK 1.07 NL 1.15 PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HN 1.08 KP 1.00* ! LA 0.91 MK 1.00* NL 1.00* PT 0.93 ! ! ! Fit before self-cal, rms=0.961845Jy sigma=5.675415 ! Fit after self-cal, rms=0.627191Jy sigma=4.003957 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.865 mas, bmaj=9.156 mas, bpa=-78.34 degrees ! Estimated noise=2.12129 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 (-28, 15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.243714 Jy ! Component: 100 - total flux cleaned = 0.374864 Jy ! Component: 150 - total flux cleaned = 0.454252 Jy ! Component: 200 - total flux cleaned = 0.503528 Jy ! Total flux subtracted in 200 components = 0.503528 Jy ! Clean residual min=-0.116007 max=0.118483 Jy/beam ! Clean residual mean=-0.000211 rms=0.035302 Jy/beam ! Combined flux in latest and established models = 6.02574 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 90 components and 6.02574 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.447212Jy sigma=2.870743 ! Fit after self-cal, rms=0.401249Jy sigma=2.659007 ! 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. ! ! Fit before self-cal, rms=0.401249Jy sigma=2.659007 ! Fit after self-cal, rms=0.379305Jy sigma=2.548070 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.874 mas, bmaj=9.123 mas, bpa=-78.58 degrees ! Estimated noise=2.09328 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0884233 Jy ! Component: 100 - total flux cleaned = 0.147955 Jy ! Component: 150 - total flux cleaned = 0.176117 Jy ! Component: 200 - total flux cleaned = 0.198583 Jy ! Total flux subtracted in 200 components = 0.198583 Jy ! Clean residual min=-0.096249 max=0.100381 Jy/beam ! Clean residual mean=-0.000263 rms=0.028118 Jy/beam ! Combined flux in latest and established models = 6.22433 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 119 components and 6.22433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.333834Jy sigma=2.246341 ! Fit after self-cal, rms=0.322770Jy sigma=2.217555 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 = 0.0328202 Jy ! Component: 100 - total flux cleaned = 0.0502243 Jy ! Component: 150 - total flux cleaned = 0.0657805 Jy ! Component: 200 - total flux cleaned = 0.0798225 Jy ! Total flux subtracted in 200 components = 0.0798225 Jy ! Clean residual min=-0.088970 max=0.093986 Jy/beam ! Clean residual mean=-0.000254 rms=0.026535 Jy/beam ! Combined flux in latest and established models = 6.30415 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 137 components and 6.30415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307740Jy sigma=2.103582 ! Fit after self-cal, rms=0.303614Jy sigma=2.098548 ! 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. ! ! Fit before self-cal, rms=0.303614Jy sigma=2.098548 ! Fit after self-cal, rms=0.299679Jy sigma=2.054066 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.893 mas, bmaj=9.093 mas, bpa=-78.87 degrees ! Estimated noise=2.09414 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0351162 Jy ! Component: 100 - total flux cleaned = 0.0632374 Jy ! Component: 150 - total flux cleaned = 0.0743762 Jy ! Component: 200 - total flux cleaned = 0.0845562 Jy ! Total flux subtracted in 200 components = 0.0845562 Jy ! Clean residual min=-0.082700 max=0.090744 Jy/beam ! Clean residual mean=-0.000276 rms=0.024635 Jy/beam ! Combined flux in latest and established models = 6.38871 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 146 components and 6.38871 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288916Jy sigma=1.968846 ! Fit after self-cal, rms=0.285485Jy sigma=1.964512 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 = 0.0128149 Jy ! Component: 100 - total flux cleaned = 0.0225992 Jy ! Component: 150 - total flux cleaned = 0.0293385 Jy ! Component: 200 - total flux cleaned = 0.034992 Jy ! Total flux subtracted in 200 components = 0.034992 Jy ! Clean residual min=-0.081080 max=0.089996 Jy/beam ! Clean residual mean=-0.000269 rms=0.024006 Jy/beam ! Combined flux in latest and established models = 6.4237 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 167 components and 6.4237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.280533Jy sigma=1.919766 ! Fit after self-cal, rms=0.278564Jy sigma=1.917667 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278564Jy sigma=1.917667 ! Fit after self-cal, rms=0.276985Jy sigma=1.903968 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.802 mas, bmaj=14.62 mas, bpa=75.15 degrees ! Estimated noise=3.18968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0273239 Jy ! Component: 100 - total flux cleaned = 0.0421167 Jy ! Component: 150 - total flux cleaned = 0.0546727 Jy ! Component: 200 - total flux cleaned = 0.0668727 Jy ! Total flux subtracted in 200 components = 0.0668727 Jy ! Clean residual min=-0.123571 max=0.137854 Jy/beam ! Clean residual mean=-0.000633 rms=0.045013 Jy/beam ! Combined flux in latest and established models = 6.49057 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 174 components and 6.49057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269960Jy sigma=1.896249 ! Fit after self-cal, rms=0.266022Jy sigma=1.885232 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 = 0.0163822 Jy ! Component: 100 - total flux cleaned = 0.0234326 Jy ! Component: 150 - total flux cleaned = 0.0296321 Jy ! Component: 200 - total flux cleaned = 0.0367286 Jy ! Total flux subtracted in 200 components = 0.0367286 Jy ! Clean residual min=-0.124086 max=0.138610 Jy/beam ! Clean residual mean=-0.000610 rms=0.043529 Jy/beam ! Combined flux in latest and established models = 6.5273 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 186 components and 6.5273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264234Jy sigma=1.914945 ! Fit after self-cal, rms=0.262760Jy sigma=1.908035 ! 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=2.905 mas, bmaj=9.071 mas, bpa=-79.08 degrees ! Estimated noise=2.09753 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.905 x 9.071 at -79.08 degrees (North through East) ! Clean map min=-0.10905 max=2.8797 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262760Jy sigma=1.908035 ! Fit after self-cal, rms=0.256773Jy sigma=1.837935 ! Inverting map and beam ! Estimated beam: bmin=2.927 mas, bmaj=9.042 mas, bpa=-79.43 degrees ! Estimated noise=2.11233 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00732615 Jy ! Component: 100 - total flux cleaned = -0.00646685 Jy ! Component: 150 - total flux cleaned = -0.00646161 Jy ! Component: 200 - total flux cleaned = -0.00576307 Jy ! Total flux subtracted in 200 components = -0.00576307 Jy ! Clean residual min=-0.073298 max=0.084660 Jy/beam ! Clean residual mean=-0.000258 rms=0.021723 Jy/beam ! Combined flux in latest and established models = 6.52154 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 208 components and 6.52154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252243Jy sigma=1.755738 ! Fit after self-cal, rms=0.252367Jy sigma=1.754382 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0027537 Jy ! Component: 100 - total flux cleaned = 0.00398324 Jy ! Component: 150 - total flux cleaned = 0.00515915 Jy ! Component: 200 - total flux cleaned = 0.0057185 Jy ! Total flux subtracted in 200 components = 0.0057185 Jy ! Clean residual min=-0.071264 max=0.083174 Jy/beam ! Clean residual mean=-0.000266 rms=0.021370 Jy/beam ! Combined flux in latest and established models = 6.52726 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 214 components and 6.52726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250115Jy sigma=1.718552 ! Fit after self-cal, rms=0.249944Jy sigma=1.718237 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249944Jy sigma=1.718237 ! Fit after self-cal, rms=0.249275Jy sigma=1.713335 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=2.427 mas, bmaj=8.866 mas, bpa=-79.44 degrees ! Estimated noise=2.38695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.84904 Jy ! Component: 100 - total flux cleaned = 2.79953 Jy ! Component: 150 - total flux cleaned = 3.46555 Jy ! Component: 200 - total flux cleaned = 3.9664 Jy ! Total flux subtracted in 200 components = 3.9664 Jy ! Clean residual min=-0.247713 max=0.359290 Jy/beam ! Clean residual mean=0.000872 rms=0.082477 Jy/beam ! Combined flux in latest and established models = 3.9664 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 29 model components to the UV plane model. ! The established model now contains 29 components and 3.9664 Jy ! Inverting map and beam ! Estimated beam: bmin=2.933 mas, bmaj=9.029 mas, bpa=-79.56 degrees ! Estimated noise=2.1109 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, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.556925 Jy ! Component: 100 - total flux cleaned = 0.906148 Jy ! Component: 150 - total flux cleaned = 1.16353 Jy ! Component: 200 - total flux cleaned = 1.37174 Jy ! Total flux subtracted in 200 components = 1.37174 Jy ! Clean residual min=-0.158431 max=0.148976 Jy/beam ! Clean residual mean=0.000352 rms=0.049790 Jy/beam ! Combined flux in latest and established models = 5.33814 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 71 components and 5.33814 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=6.773 mas, bmaj=14.73 mas, bpa=74.8 degrees ! Estimated noise=3.18186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.326876 Jy ! Component: 100 - total flux cleaned = 0.545195 Jy ! Component: 150 - total flux cleaned = 0.707033 Jy ! Component: 200 - total flux cleaned = 0.831445 Jy ! Total flux subtracted in 200 components = 0.831445 Jy ! Clean residual min=-0.168302 max=0.139905 Jy/beam ! Clean residual mean=-0.000311 rms=0.056639 Jy/beam ! Combined flux in latest and established models = 6.16958 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 = 0.0964209 Jy ! Component: 100 - total flux cleaned = 0.169588 Jy ! Component: 150 - total flux cleaned = 0.20288 Jy ! Component: 200 - total flux cleaned = 0.232264 Jy ! Total flux subtracted in 200 components = 0.232264 Jy ! Clean residual min=-0.129578 max=0.118602 Jy/beam ! Clean residual mean=-0.000551 rms=0.046608 Jy/beam ! Combined flux in latest and established models = 6.40185 Jy ! Adding 92 model components to the UV plane model. ! The established model now contains 156 components and 6.40185 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.933 mas, bmaj=9.029 mas, bpa=-79.56 degrees ! Estimated noise=2.1109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0626486 Jy ! Component: 100 - total flux cleaned = 0.0718473 Jy ! Component: 150 - total flux cleaned = 0.0830608 Jy ! Component: 200 - total flux cleaned = 0.0927697 Jy ! Total flux subtracted in 200 components = 0.0927697 Jy ! Clean residual min=-0.080155 max=0.085087 Jy/beam ! Clean residual mean=-0.000276 rms=0.022984 Jy/beam ! Combined flux in latest and established models = 6.49462 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 183 components and 6.49462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264203Jy sigma=1.912575 ! Fit after self-cal, rms=0.265831Jy sigma=1.877954 wmodel J0834+5534_S_map.mod ! Writing 183 model components to file: J0834+5534_S_map.mod wobs J0834+5534_S_uvs.fits ! Writing UV FITS file: J0834+5534_S_uvs.fits wwins J0834+5534_S_map.win ! wwins: Wrote 3 windows to J0834+5534_S_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234303 Jy ! Component: 100 - total flux cleaned = 0.0049769 Jy ! Component: 150 - total flux cleaned = 0.0130184 Jy ! Component: 200 - total flux cleaned = 0.0130338 Jy ! Component: 250 - total flux cleaned = 0.0130385 Jy ! Component: 300 - total flux cleaned = 0.0148372 Jy ! Component: 350 - total flux cleaned = 0.0122406 Jy ! Component: 400 - total flux cleaned = 0.0114474 Jy ! Component: 450 - total flux cleaned = 0.0121922 Jy ! Component: 500 - total flux cleaned = 0.0121703 Jy ! Component: 550 - total flux cleaned = 0.0121674 Jy ! Component: 600 - total flux cleaned = 0.0115464 Jy ! Component: 650 - total flux cleaned = 0.012755 Jy ! Component: 700 - total flux cleaned = 0.0133268 Jy ! Component: 750 - total flux cleaned = 0.0166116 Jy ! Component: 800 - total flux cleaned = 0.0181665 Jy ! Component: 850 - total flux cleaned = 0.0201259 Jy ! Component: 900 - total flux cleaned = 0.0201071 Jy ! Component: 950 - total flux cleaned = 0.0191847 Jy ! Component: 1000 - total flux cleaned = 0.0178699 Jy ! Component: 1050 - total flux cleaned = 0.0170384 Jy ! Component: 1100 - total flux cleaned = 0.0158422 Jy ! Component: 1150 - total flux cleaned = 0.0150769 Jy ! Component: 1200 - total flux cleaned = 0.0150703 Jy ! Component: 1250 - total flux cleaned = 0.0132648 Jy ! Component: 1300 - total flux cleaned = 0.013615 Jy ! Component: 1350 - total flux cleaned = 0.0132701 Jy ! Component: 1400 - total flux cleaned = 0.0113072 Jy ! Component: 1450 - total flux cleaned = 0.00971272 Jy ! Component: 1500 - total flux cleaned = 0.00785204 Jy ! Component: 1550 - total flux cleaned = 0.00664729 Jy ! Component: 1600 - total flux cleaned = 0.00546629 Jy ! Component: 1650 - total flux cleaned = 0.00344489 Jy ! Component: 1700 - total flux cleaned = 0.00259943 Jy ! Component: 1750 - total flux cleaned = 0.000673031 Jy ! Component: 1800 - total flux cleaned = -0.00175582 Jy ! Component: 1850 - total flux cleaned = -0.00361028 Jy ! Component: 1900 - total flux cleaned = -0.00568937 Jy ! Component: 1950 - total flux cleaned = -0.00722612 Jy ! Component: 2000 - total flux cleaned = -0.00924197 Jy ! Component: 2050 - total flux cleaned = -0.00998162 Jy ! Component: 2100 - total flux cleaned = -0.0102254 Jy ! Component: 2150 - total flux cleaned = -0.0111948 Jy ! Component: 2200 - total flux cleaned = -0.0123888 Jy ! Component: 2250 - total flux cleaned = -0.0130986 Jy ! Component: 2300 - total flux cleaned = -0.0140376 Jy ! Component: 2350 - total flux cleaned = -0.0147358 Jy ! Component: 2400 - total flux cleaned = -0.0154306 Jy ! Component: 2450 - total flux cleaned = -0.01635 Jy ! Component: 2500 - total flux cleaned = -0.0172628 Jy ! Component: 2550 - total flux cleaned = -0.0183959 Jy ! Component: 2600 - total flux cleaned = -0.0192979 Jy ! Component: 2650 - total flux cleaned = -0.0201951 Jy ! Component: 2700 - total flux cleaned = -0.0210852 Jy ! Component: 2750 - total flux cleaned = -0.0221945 Jy ! Component: 2800 - total flux cleaned = -0.0230764 Jy ! Component: 2850 - total flux cleaned = -0.0246147 Jy ! Component: 2900 - total flux cleaned = -0.0257084 Jy ! Component: 2950 - total flux cleaned = -0.027017 Jy ! Component: 3000 - total flux cleaned = -0.0274533 Jy ! Component: 3050 - total flux cleaned = -0.0287583 Jy ! Component: 3100 - total flux cleaned = -0.0298458 Jy ! Component: 3150 - total flux cleaned = -0.0307167 Jy ! Component: 3200 - total flux cleaned = -0.0318076 Jy ! Component: 3250 - total flux cleaned = -0.032902 Jy ! Component: 3300 - total flux cleaned = -0.0342185 Jy ! Component: 3350 - total flux cleaned = -0.0348777 Jy ! Component: 3400 - total flux cleaned = -0.0359815 Jy ! Component: 3450 - total flux cleaned = -0.0364232 Jy ! Component: 3500 - total flux cleaned = -0.037755 Jy ! Component: 3550 - total flux cleaned = -0.0381995 Jy ! Component: 3600 - total flux cleaned = -0.0386453 Jy ! Component: 3650 - total flux cleaned = -0.0390954 Jy ! Component: 3700 - total flux cleaned = -0.0393235 Jy ! Component: 3750 - total flux cleaned = -0.039096 Jy ! Component: 3800 - total flux cleaned = -0.0388674 Jy ! Component: 3850 - total flux cleaned = -0.039327 Jy ! Component: 3900 - total flux cleaned = -0.0388685 Jy ! Component: 3950 - total flux cleaned = -0.0393315 Jy ! Component: 4000 - total flux cleaned = -0.0390991 Jy ! Component: 4050 - total flux cleaned = -0.0393325 Jy ! Total flux subtracted in 4096 components = -0.0390952 Jy ! Clean residual min=-0.013845 max=0.015019 Jy/beam ! Clean residual mean=-0.000094 rms=0.004160 Jy/beam ! Combined flux in latest and established models = 6.45552 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 493 components and 6.45552 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0834+5534_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.933 x 9.029 at -79.56 degrees (North through East) ! Clean map min=-0.049627 max=2.9339 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0834+5534_S_map.fits wmodel /vlbi/bp222/maps//J0834+5534_S_map.mod ! Writing 493 model components to file: /vlbi/bp222/maps//J0834+5534_S_map.mod wobs /vlbi/bp222/maps//J0834+5534_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0834+5534_S_uvs.fits wwins /vlbi/bp222/maps//J0834+5534_S_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J0834+5534_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.93395 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00446196 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.45624 0.45624 0.912481 1.82496 3.64992 7.29985 14.5997 29.1994 58.3988 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0133 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.933 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 657.548 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0834+5534_S_dfm.log closed on Thu Sep 27 10:56:57 2018