! Started logfile: /image_prod/ug002_uva//J0847+5723_S_dfm.log on Wed Mar 4 22:34:58 2020 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 /image_prod/ug002_uva//J0847+5723_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0847+5723_S_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.992963 visibilities/baseline/integration-bin. ! Found source: J0847+5723 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 8043 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J0847+5723_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.040512Jy sigma=7.991624 ! Fit after self-cal, rms=0.742873Jy sigma=5.783236 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.201 mas, bmaj=4.076 mas, bpa=-9.035 degrees ! Estimated noise=1.62505 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 = 0.185605 Jy ! Component: 100 - total flux cleaned = 0.249603 Jy ! Total flux subtracted in 100 components = 0.249603 Jy ! Clean residual min=-0.010665 max=0.028301 Jy/beam ! Clean residual mean=-0.000079 rms=0.003297 Jy/beam ! Combined flux in latest and established models = 0.249603 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.249603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.138501Jy sigma=0.706671 ! Fit after self-cal, rms=0.138451Jy sigma=0.706129 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0323436 Jy ! Component: 100 - total flux cleaned = 0.0520389 Jy ! Total flux subtracted in 100 components = 0.0520389 Jy ! Clean residual min=-0.008913 max=0.018201 Jy/beam ! Clean residual mean=-0.000035 rms=0.002410 Jy/beam ! Combined flux in latest and established models = 0.301641 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 30 components and 0.301641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.125468Jy sigma=0.587490 ! Fit after self-cal, rms=0.125387Jy sigma=0.586592 ! Inverting map ! Added new window around map position (5, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172136 Jy ! Component: 100 - total flux cleaned = 0.0282089 Jy ! Total flux subtracted in 100 components = 0.0282089 Jy ! Clean residual min=-0.008134 max=0.011672 Jy/beam ! Clean residual mean=-0.000015 rms=0.002050 Jy/beam ! Combined flux in latest and established models = 0.32985 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 43 components and 0.32985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.122261Jy sigma=0.547632 ! Fit after self-cal, rms=0.122037Jy sigma=0.544657 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.961 mas, bmaj=4.82 mas, bpa=-12.04 degrees ! Estimated noise=1.06001 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 = 0.0125737 Jy ! Component: 100 - total flux cleaned = 0.0196742 Jy ! Component: 150 - total flux cleaned = 0.024178 Jy ! Component: 200 - total flux cleaned = 0.027139 Jy ! Total flux subtracted in 200 components = 0.027139 Jy ! Clean residual min=-0.009560 max=0.008874 Jy/beam ! Clean residual mean=0.000008 rms=0.002230 Jy/beam ! Combined flux in latest and established models = 0.356989 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 63 components and 0.356989 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.120112Jy sigma=0.531047 ! Fit after self-cal, rms=0.120007Jy sigma=0.529193 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.961 x 4.82 at -12.04 degrees (North through East) ! Clean map min=-0.0092585 max=0.2417 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.02 HN 1.04 KP 1.00 ! LA 1.02 MK 1.05 NL 1.07 OV 1.03 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.02 HN 1.05 KP 0.97 ! LA 1.02 MK 1.04 NL 1.11 OV 0.99 ! PT 0.98 SC 0.74 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 1.06 KP 0.98 ! LA 1.02 MK 1.04 NL 1.18 OV 0.99 ! PT 0.99 SC 1.03 ! ! ! Fit before self-cal, rms=0.120007Jy sigma=0.529193 ! Fit after self-cal, rms=0.114515Jy sigma=0.501692 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.964 mas, bmaj=4.801 mas, bpa=-9.325 degrees ! Estimated noise=1.07139 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 = 0.00444518 Jy ! Component: 100 - total flux cleaned = 0.00598981 Jy ! Component: 150 - total flux cleaned = 0.00620255 Jy ! Component: 200 - total flux cleaned = 0.00625947 Jy ! Total flux subtracted in 200 components = 0.00625947 Jy ! Clean residual min=-0.008142 max=0.008852 Jy/beam ! Clean residual mean=0.000009 rms=0.002046 Jy/beam ! Combined flux in latest and established models = 0.363249 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 74 components and 0.363249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.113937Jy sigma=0.501127 ! Fit after self-cal, rms=0.113925Jy sigma=0.500925 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.113925Jy sigma=0.500925 ! Fit after self-cal, rms=0.065651Jy sigma=0.412769 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.966 mas, bmaj=4.78 mas, bpa=-10.39 degrees ! Estimated noise=1.07411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000850957 Jy ! Component: 100 - total flux cleaned = -0.000505125 Jy ! Component: 150 - total flux cleaned = -0.000439751 Jy ! Component: 200 - total flux cleaned = -0.000326833 Jy ! Total flux subtracted in 200 components = -0.000326833 Jy ! Clean residual min=-0.002633 max=0.003482 Jy/beam ! Clean residual mean=-0.000002 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.362922 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 84 components and 0.362922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065359Jy sigma=0.410859 ! Fit after self-cal, rms=0.065346Jy sigma=0.410383 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 (-4.5, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00231011 Jy ! Component: 100 - total flux cleaned = 0.00229549 Jy ! Component: 150 - total flux cleaned = 0.00223626 Jy ! Component: 200 - total flux cleaned = 0.00218328 Jy ! Total flux subtracted in 200 components = 0.00218328 Jy ! Clean residual min=-0.002299 max=0.002720 Jy/beam ! Clean residual mean=0.000001 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.365105 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 102 components and 0.365105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065153Jy sigma=0.408810 ! Fit after self-cal, rms=0.065108Jy sigma=0.408523 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065108Jy sigma=0.408523 ! Fit after self-cal, rms=0.065238Jy sigma=0.407961 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.957 mas, bmaj=4.762 mas, bpa=-9.603 degrees ! Estimated noise=1.07381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140506 Jy ! Component: 100 - total flux cleaned = 0.00196836 Jy ! Component: 150 - total flux cleaned = 0.00221977 Jy ! Component: 200 - total flux cleaned = 0.00235537 Jy ! Total flux subtracted in 200 components = 0.00235537 Jy ! Clean residual min=-0.002154 max=0.002545 Jy/beam ! Clean residual mean=0.000002 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.36746 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 110 components and 0.36746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065098Jy sigma=0.406920 ! Fit after self-cal, rms=0.065073Jy sigma=0.406769 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 (-92, 28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164334 Jy ! Component: 100 - total flux cleaned = 0.00169533 Jy ! Component: 150 - total flux cleaned = 0.00183569 Jy ! Component: 200 - total flux cleaned = 0.0017936 Jy ! Total flux subtracted in 200 components = 0.0017936 Jy ! Clean residual min=-0.002133 max=0.002459 Jy/beam ! Clean residual mean=-0.000002 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.369254 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 124 components and 0.369254 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064960Jy sigma=0.406006 ! Fit after self-cal, rms=0.064952Jy sigma=0.405962 ! Inverting map ! Added new window around map position (15.5, 24.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131411 Jy ! Component: 100 - total flux cleaned = 0.00125358 Jy ! Component: 150 - total flux cleaned = 0.00129841 Jy ! Component: 200 - total flux cleaned = 0.00142553 Jy ! Total flux subtracted in 200 components = 0.00142553 Jy ! Clean residual min=-0.002117 max=0.002362 Jy/beam ! Clean residual mean=-0.000001 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.37068 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 136 components and 0.37068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064842Jy sigma=0.405192 ! Fit after self-cal, rms=0.064839Jy sigma=0.405165 ! Inverting map ! Added new window around map position (103.5, -98.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110484 Jy ! Component: 100 - total flux cleaned = 0.000910477 Jy ! Component: 150 - total flux cleaned = 0.000996695 Jy ! Component: 200 - total flux cleaned = 0.00103722 Jy ! Total flux subtracted in 200 components = 0.00103722 Jy ! Clean residual min=-0.002036 max=0.002196 Jy/beam ! Clean residual mean=-0.000002 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.371717 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 151 components and 0.371717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064747Jy sigma=0.404513 ! Fit after self-cal, rms=0.064745Jy sigma=0.404492 ! Inverting map ! Added new window around map position (45, 21.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113185 Jy ! Component: 100 - total flux cleaned = 0.00108446 Jy ! Component: 150 - total flux cleaned = 0.00104195 Jy ! Component: 200 - total flux cleaned = 0.00116326 Jy ! Total flux subtracted in 200 components = 0.00116326 Jy ! Clean residual min=-0.002119 max=0.001886 Jy/beam ! Clean residual mean=-0.000003 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.37288 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 172 components and 0.37288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064653Jy sigma=0.403865 ! Fit after self-cal, rms=0.064652Jy sigma=0.403853 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064652Jy sigma=0.403853 ! Fit after self-cal, rms=0.064544Jy sigma=0.403573 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.381 mas, bmaj=8.712 mas, bpa=63.27 degrees ! Estimated noise=1.33215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100513 Jy ! Component: 100 - total flux cleaned = 0.0011606 Jy ! Component: 150 - total flux cleaned = 0.00131389 Jy ! Component: 200 - total flux cleaned = 0.00142053 Jy ! Total flux subtracted in 200 components = 0.00142053 Jy ! Clean residual min=-0.002053 max=0.001973 Jy/beam ! Clean residual mean=-0.000004 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.3743 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 197 components and 0.374301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064519Jy sigma=0.403281 ! Fit after self-cal, rms=0.064512Jy sigma=0.403259 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 = 0.000506877 Jy ! Component: 100 - total flux cleaned = 0.000556117 Jy ! Component: 150 - total flux cleaned = 0.000556446 Jy ! Component: 200 - total flux cleaned = 0.000619594 Jy ! Total flux subtracted in 200 components = 0.000619594 Jy ! Clean residual min=-0.001971 max=0.001925 Jy/beam ! Clean residual mean=-0.000004 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.37492 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 212 components and 0.37492 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064501Jy sigma=0.403150 ! Fit after self-cal, rms=0.064499Jy sigma=0.403145 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=3.947 mas, bmaj=4.755 mas, bpa=-9.182 degrees ! Estimated noise=1.07238 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.947 x 4.755 at -9.182 degrees (North through East) ! Clean map min=-0.0018562 max=0.24339 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=3.183 mas, bmaj=4.056 mas, bpa=-6.2 degrees ! Estimated noise=1.6469 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.187726 Jy ! Component: 100 - total flux cleaned = 0.255134 Jy ! Component: 150 - total flux cleaned = 0.291369 Jy ! Component: 200 - total flux cleaned = 0.313786 Jy ! Total flux subtracted in 200 components = 0.313786 Jy ! Clean residual min=-0.005096 max=0.011749 Jy/beam ! Clean residual mean=-0.000039 rms=0.001454 Jy/beam ! Combined flux in latest and established models = 0.313786 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 35 model components to the UV plane model. ! The established model now contains 35 components and 0.313786 Jy ! Inverting map and beam ! Estimated beam: bmin=3.947 mas, bmaj=4.755 mas, bpa=-9.182 degrees ! Estimated noise=1.07238 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 = 0.0187669 Jy ! Component: 100 - total flux cleaned = 0.0301046 Jy ! Component: 150 - total flux cleaned = 0.0376605 Jy ! Component: 200 - total flux cleaned = 0.0429727 Jy ! Total flux subtracted in 200 components = 0.0429727 Jy ! Clean residual min=-0.002678 max=0.003220 Jy/beam ! Clean residual mean=-0.000011 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.356759 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 77 components and 0.356759 Jy ! Inverting map ! Added new window around map position (8.5, 6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00396972 Jy ! Component: 100 - total flux cleaned = 0.00711787 Jy ! Component: 150 - total flux cleaned = 0.00975469 Jy ! Component: 200 - total flux cleaned = 0.0117992 Jy ! Total flux subtracted in 200 components = 0.0117992 Jy ! Clean residual min=-0.002309 max=0.002052 Jy/beam ! Clean residual mean=-0.000005 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.368558 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 96 components and 0.368558 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=8.381 mas, bmaj=8.712 mas, bpa=63.27 degrees ! Estimated noise=1.33215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00223817 Jy ! Component: 100 - total flux cleaned = 0.00310519 Jy ! Component: 150 - total flux cleaned = 0.00374582 Jy ! Component: 200 - total flux cleaned = 0.00426663 Jy ! Total flux subtracted in 200 components = 0.00426663 Jy ! Clean residual min=-0.002137 max=0.002005 Jy/beam ! Clean residual mean=-0.000003 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.372825 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 = 0.000383049 Jy ! Component: 100 - total flux cleaned = 0.000655307 Jy ! Component: 150 - total flux cleaned = 0.00094475 Jy ! Component: 200 - total flux cleaned = 0.00118024 Jy ! Total flux subtracted in 200 components = 0.00118024 Jy ! Clean residual min=-0.002080 max=0.001999 Jy/beam ! Clean residual mean=-0.000003 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.374005 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 171 components and 0.374005 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.947 mas, bmaj=4.755 mas, bpa=-9.182 degrees ! Estimated noise=1.07238 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000188184 Jy ! Component: 100 - total flux cleaned = 0.000352709 Jy ! Component: 150 - total flux cleaned = 0.000552706 Jy ! Component: 200 - total flux cleaned = 0.000741886 Jy ! Total flux subtracted in 200 components = 0.000741886 Jy ! Clean residual min=-0.001882 max=0.001779 Jy/beam ! Clean residual mean=-0.000001 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.374747 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 191 components and 0.374747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064506Jy sigma=0.403300 ! Fit after self-cal, rms=0.064481Jy sigma=0.403173 wmodel J0847+5723_S_map.mod ! Writing 191 model components to file: J0847+5723_S_map.mod wobs J0847+5723_S_uvs.fits ! Writing UV FITS file: J0847+5723_S_uvs.fits wwins J0847+5723_S_map.win ! wwins: Wrote 8 windows to J0847+5723_S_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 1.81384e-05 Jy ! Component: 100 - total flux cleaned = 0.000331548 Jy ! Component: 150 - total flux cleaned = 0.000541561 Jy ! Component: 200 - total flux cleaned = 0.000715266 Jy ! Component: 250 - total flux cleaned = 0.000884658 Jy ! Component: 300 - total flux cleaned = 0.00107681 Jy ! Component: 350 - total flux cleaned = 0.00123774 Jy ! Component: 400 - total flux cleaned = 0.00139497 Jy ! Component: 450 - total flux cleaned = 0.00154848 Jy ! Component: 500 - total flux cleaned = 0.00164867 Jy ! Component: 550 - total flux cleaned = 0.00172291 Jy ! Component: 600 - total flux cleaned = 0.00186871 Jy ! Component: 650 - total flux cleaned = 0.00198748 Jy ! Component: 700 - total flux cleaned = 0.00198767 Jy ! Component: 750 - total flux cleaned = 0.00207992 Jy ! Component: 800 - total flux cleaned = 0.00214772 Jy ! Component: 850 - total flux cleaned = 0.00214795 Jy ! Component: 900 - total flux cleaned = 0.00223614 Jy ! Component: 950 - total flux cleaned = 0.00221441 Jy ! Component: 1000 - total flux cleaned = 0.0022355 Jy ! Component: 1050 - total flux cleaned = 0.00221411 Jy ! Component: 1100 - total flux cleaned = 0.00217202 Jy ! Component: 1150 - total flux cleaned = 0.00217216 Jy ! Component: 1200 - total flux cleaned = 0.00213153 Jy ! Component: 1250 - total flux cleaned = 0.00215156 Jy ! Component: 1300 - total flux cleaned = 0.00215119 Jy ! Component: 1350 - total flux cleaned = 0.00209206 Jy ! Component: 1400 - total flux cleaned = 0.00209207 Jy ! Component: 1450 - total flux cleaned = 0.00205359 Jy ! Component: 1500 - total flux cleaned = 0.00216766 Jy ! Component: 1550 - total flux cleaned = 0.00207358 Jy ! Component: 1600 - total flux cleaned = 0.00216664 Jy ! Component: 1650 - total flux cleaned = 0.00203755 Jy ! Component: 1700 - total flux cleaned = 0.00212927 Jy ! Component: 1750 - total flux cleaned = 0.00211121 Jy ! Component: 1800 - total flux cleaned = 0.00214681 Jy ! Component: 1850 - total flux cleaned = 0.00212925 Jy ! Component: 1900 - total flux cleaned = 0.00216455 Jy ! Component: 1950 - total flux cleaned = 0.00216456 Jy ! Component: 2000 - total flux cleaned = 0.00211289 Jy ! Component: 2050 - total flux cleaned = 0.00216397 Jy ! Component: 2100 - total flux cleaned = 0.0021975 Jy ! Component: 2150 - total flux cleaned = 0.00216387 Jy ! Component: 2200 - total flux cleaned = 0.0022139 Jy ! Component: 2250 - total flux cleaned = 0.00221396 Jy ! Component: 2300 - total flux cleaned = 0.00227908 Jy ! Component: 2350 - total flux cleaned = 0.00227881 Jy ! Component: 2400 - total flux cleaned = 0.00229482 Jy ! Component: 2450 - total flux cleaned = 0.00232646 Jy ! Component: 2500 - total flux cleaned = 0.00231085 Jy ! Component: 2550 - total flux cleaned = 0.00235794 Jy ! Component: 2600 - total flux cleaned = 0.00238897 Jy ! Component: 2650 - total flux cleaned = 0.00240446 Jy ! Component: 2700 - total flux cleaned = 0.00237384 Jy ! Component: 2750 - total flux cleaned = 0.0024194 Jy ! Component: 2800 - total flux cleaned = 0.00243445 Jy ! Component: 2850 - total flux cleaned = 0.00249428 Jy ! Component: 2900 - total flux cleaned = 0.00246465 Jy ! Component: 2950 - total flux cleaned = 0.00253849 Jy ! Component: 3000 - total flux cleaned = 0.00264094 Jy ! Component: 3050 - total flux cleaned = 0.00265543 Jy ! Component: 3100 - total flux cleaned = 0.00265543 Jy ! Component: 3150 - total flux cleaned = 0.00271278 Jy ! Component: 3200 - total flux cleaned = 0.00276986 Jy ! Component: 3250 - total flux cleaned = 0.00274153 Jy ! Component: 3300 - total flux cleaned = 0.00276978 Jy ! Component: 3350 - total flux cleaned = 0.00282563 Jy ! Component: 3400 - total flux cleaned = 0.00282562 Jy ! Component: 3450 - total flux cleaned = 0.00286689 Jy ! Component: 3500 - total flux cleaned = 0.00286703 Jy ! Component: 3550 - total flux cleaned = 0.00292139 Jy ! Component: 3600 - total flux cleaned = 0.00296212 Jy ! Component: 3650 - total flux cleaned = 0.0029488 Jy ! Component: 3700 - total flux cleaned = 0.00292221 Jy ! Component: 3750 - total flux cleaned = 0.00301516 Jy ! Component: 3800 - total flux cleaned = 0.00305443 Jy ! Component: 3850 - total flux cleaned = 0.00298887 Jy ! Component: 3900 - total flux cleaned = 0.00301489 Jy ! Component: 3950 - total flux cleaned = 0.00300199 Jy ! Component: 4000 - total flux cleaned = 0.00304068 Jy ! Component: 4050 - total flux cleaned = 0.00300233 Jy ! Total flux subtracted in 4096 components = 0.00304056 Jy ! Clean residual min=-0.000799 max=0.000788 Jy/beam ! Clean residual mean=-0.000005 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.377787 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 487 components and 0.377787 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0847+5723_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.947 x 4.755 at -9.182 degrees (North through East) ! Clean map min=-0.0012992 max=0.24448 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0847+5723_S_map.fits wmodel /image_prod/ug002_uva//J0847+5723_S_map.mod ! Writing 487 model components to file: /image_prod/ug002_uva//J0847+5723_S_map.mod wobs /image_prod/ug002_uva//J0847+5723_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0847+5723_S_uvs.fits wwins /image_prod/ug002_uva//J0847+5723_S_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J0847+5723_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.244478 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000226311 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.277706 0.277706 0.555412 1.11082 2.22165 4.4433 8.8866 17.7732 35.5464 71.0928 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.244 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1080.28 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0847+5723_S_dfm.log closed on Wed Mar 4 22:35:03 2020