! Started logfile: /vlbi/uf001/uva//J2252+7043_S_dfm.log on Mon Jan 14 06:26:18 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uva//J2252+7043_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2252+7043_S_uva.fits ! AN table 1: 84 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.921693 visibilities/baseline/integration-bin. ! Found source: J2252+7043 ! ! 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 10452 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 J2252+7043_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 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.026524Jy sigma=18.899435 ! Fit after self-cal, rms=0.794461Jy sigma=14.757174 ! 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=3.148 mas, bmaj=3.835 mas, bpa=-82.51 degrees ! Estimated noise=0.645448 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 = 0.152718 Jy ! Component: 100 - total flux cleaned = 0.188216 Jy ! Total flux subtracted in 100 components = 0.188216 Jy ! Clean residual min=-0.011109 max=0.032899 Jy/beam ! Clean residual mean=0.000006 rms=0.003138 Jy/beam ! Combined flux in latest and established models = 0.188216 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.188216 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.106829Jy sigma=1.906715 ! Fit after self-cal, rms=0.106763Jy sigma=1.905679 ! Inverting map ! Added new window around map position (11.5, -0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.031889 Jy ! Component: 100 - total flux cleaned = 0.0527118 Jy ! Total flux subtracted in 100 components = 0.0527118 Jy ! Clean residual min=-0.008728 max=0.015923 Jy/beam ! Clean residual mean=0.000007 rms=0.002234 Jy/beam ! Combined flux in latest and established models = 0.240928 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 33 components and 0.240928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.089062Jy sigma=1.578552 ! Fit after self-cal, rms=0.088589Jy sigma=1.567120 ! Inverting map ! Added new window around map position (5.5, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187917 Jy ! Component: 100 - total flux cleaned = 0.0322257 Jy ! Total flux subtracted in 100 components = 0.0322257 Jy ! Clean residual min=-0.006382 max=0.009830 Jy/beam ! Clean residual mean=0.000009 rms=0.001720 Jy/beam ! Combined flux in latest and established models = 0.273154 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 48 components and 0.273154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080800Jy sigma=1.423273 ! Fit after self-cal, rms=0.080561Jy sigma=1.417272 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119751 Jy ! Component: 100 - total flux cleaned = 0.0213291 Jy ! Total flux subtracted in 100 components = 0.0213291 Jy ! Clean residual min=-0.005404 max=0.008221 Jy/beam ! Clean residual mean=0.000010 rms=0.001464 Jy/beam ! Combined flux in latest and established models = 0.294483 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 61 components and 0.294483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076740Jy sigma=1.346214 ! Fit after self-cal, rms=0.076663Jy sigma=1.344113 ! 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=3.732 mas, bmaj=4.699 mas, bpa=-85.97 degrees ! Estimated noise=0.382974 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 = 0.0157349 Jy ! Component: 100 - total flux cleaned = 0.0267732 Jy ! Component: 150 - total flux cleaned = 0.0350156 Jy ! Component: 200 - total flux cleaned = 0.041256 Jy ! Total flux subtracted in 200 components = 0.041256 Jy ! Clean residual min=-0.005860 max=0.008909 Jy/beam ! Clean residual mean=0.000016 rms=0.001531 Jy/beam ! Combined flux in latest and established models = 0.335739 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 90 components and 0.335739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072329Jy sigma=1.264153 ! Fit after self-cal, rms=0.072174Jy sigma=1.261063 ! Inverting map ! Added new window around map position (18, -4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0093712 Jy ! Component: 100 - total flux cleaned = 0.0151598 Jy ! Component: 150 - total flux cleaned = 0.0194966 Jy ! Component: 200 - total flux cleaned = 0.0228474 Jy ! Total flux subtracted in 200 components = 0.0228474 Jy ! Clean residual min=-0.004791 max=0.005283 Jy/beam ! Clean residual mean=0.000018 rms=0.001266 Jy/beam ! Combined flux in latest and established models = 0.358586 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 126 components and 0.358586 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070734Jy sigma=1.233634 ! Fit after self-cal, rms=0.070641Jy sigma=1.231726 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.732 x 4.699 at -85.97 degrees (North through East) ! Clean map min=-0.0045952 max=0.19922 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.99 KP 0.97 ! LA 0.97 MK 0.99 NL 1.03 OV 0.99 ! PT 1.02 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 1.00 KP 0.97 ! LA 0.98 MK 0.98 NL 1.02 OV 1.02 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.02 KP 0.95 ! LA 0.98 MK 1.00 NL 1.05 OV 0.98 ! PT 0.90 SC 1.01 ! ! ! Fit before self-cal, rms=0.070641Jy sigma=1.231726 ! Fit after self-cal, rms=0.068705Jy sigma=1.211704 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.739 mas, bmaj=4.708 mas, bpa=-85.86 degrees ! Estimated noise=0.379204 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 = -0.000936009 Jy ! Component: 100 - total flux cleaned = -0.00113346 Jy ! Component: 150 - total flux cleaned = -0.00113324 Jy ! Component: 200 - total flux cleaned = -0.00113541 Jy ! Total flux subtracted in 200 components = -0.00113541 Jy ! Clean residual min=-0.004728 max=0.004620 Jy/beam ! Clean residual mean=0.000015 rms=0.001116 Jy/beam ! Combined flux in latest and established models = 0.357451 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 143 components and 0.357451 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068590Jy sigma=1.209945 ! Fit after self-cal, rms=0.068586Jy sigma=1.209734 ! 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=0.068586Jy sigma=1.209734 ! Fit after self-cal, rms=0.068522Jy sigma=1.173084 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.742 mas, bmaj=4.711 mas, bpa=-86.26 degrees ! Estimated noise=0.378259 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219261 Jy ! Component: 100 - total flux cleaned = 0.00303953 Jy ! Component: 150 - total flux cleaned = 0.0034661 Jy ! Component: 200 - total flux cleaned = 0.00355769 Jy ! Total flux subtracted in 200 components = 0.00355769 Jy ! Clean residual min=-0.002084 max=0.003086 Jy/beam ! Clean residual mean=0.000003 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.361009 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 163 components and 0.361009 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068415Jy sigma=1.170487 ! Fit after self-cal, rms=0.068456Jy sigma=1.170259 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 (17, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274715 Jy ! Component: 100 - total flux cleaned = 0.00318132 Jy ! Component: 150 - total flux cleaned = 0.00301842 Jy ! Component: 200 - total flux cleaned = 0.00296678 Jy ! Total flux subtracted in 200 components = 0.00296678 Jy ! Clean residual min=-0.002038 max=0.002530 Jy/beam ! Clean residual mean=0.000003 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.363975 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 187 components and 0.363976 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068295Jy sigma=1.167215 ! Fit after self-cal, rms=0.068286Jy sigma=1.166997 ! Inverting map ! Added new window around map position (43.5, -57.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019504 Jy ! Component: 100 - total flux cleaned = 0.00205804 Jy ! Component: 150 - total flux cleaned = 0.00201548 Jy ! Component: 200 - total flux cleaned = 0.00205798 Jy ! Total flux subtracted in 200 components = 0.00205798 Jy ! Clean residual min=-0.001969 max=0.001941 Jy/beam ! Clean residual mean=0.000003 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.366034 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 198 components and 0.366033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068195Jy sigma=1.165073 ! Fit after self-cal, rms=0.068191Jy sigma=1.165006 ! 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=0.068191Jy sigma=1.165006 ! Fit after self-cal, rms=0.068306Jy sigma=1.164374 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.737 mas, bmaj=4.701 mas, bpa=-86.33 degrees ! Estimated noise=0.37813 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160912 Jy ! Component: 100 - total flux cleaned = 0.00274508 Jy ! Component: 150 - total flux cleaned = 0.00306593 Jy ! Component: 200 - total flux cleaned = 0.00317496 Jy ! Total flux subtracted in 200 components = 0.00317496 Jy ! Clean residual min=-0.001754 max=0.002044 Jy/beam ! Clean residual mean=0.000001 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.369208 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 207 components and 0.369208 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068248Jy sigma=1.163207 ! Fit after self-cal, rms=0.068251Jy sigma=1.163149 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 (-15, 114). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000813406 Jy ! Component: 100 - total flux cleaned = 0.000909807 Jy ! Component: 150 - total flux cleaned = 0.00129922 Jy ! Component: 200 - total flux cleaned = 0.00168123 Jy ! Total flux subtracted in 200 components = 0.00168123 Jy ! Clean residual min=-0.001603 max=0.001637 Jy/beam ! Clean residual mean=0.000002 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.37089 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 225 components and 0.37089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068188Jy sigma=1.161780 ! Fit after self-cal, rms=0.068186Jy sigma=1.161748 ! 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=0.068186Jy sigma=1.161748 ! Fit after self-cal, rms=0.068256Jy sigma=1.161532 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.738 mas, bmaj=9.504 mas, bpa=81.55 degrees ! Estimated noise=0.491704 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168548 Jy ! Component: 100 - total flux cleaned = 0.00216207 Jy ! Component: 150 - total flux cleaned = 0.00248791 Jy ! Component: 200 - total flux cleaned = 0.00267976 Jy ! Total flux subtracted in 200 components = 0.00267976 Jy ! Clean residual min=-0.001615 max=0.001973 Jy/beam ! Clean residual mean=0.000002 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.373569 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 246 components and 0.373569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068233Jy sigma=1.161022 ! Fit after self-cal, rms=0.068231Jy sigma=1.160964 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 = 0.000188283 Jy ! Component: 100 - total flux cleaned = 0.000305286 Jy ! Component: 150 - total flux cleaned = 0.000383656 Jy ! Component: 200 - total flux cleaned = 0.000407096 Jy ! Total flux subtracted in 200 components = 0.000407096 Jy ! Clean residual min=-0.001566 max=0.001989 Jy/beam ! Clean residual mean=0.000001 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.373977 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 258 components and 0.373977 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068224Jy sigma=1.160795 ! Fit after self-cal, rms=0.068223Jy sigma=1.160767 ! 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=3.732 mas, bmaj=4.697 mas, bpa=-86.36 degrees ! Estimated noise=0.37824 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.732 x 4.697 at -86.36 degrees (North through East) ! Clean map min=-0.0022667 max=0.19639 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=3.152 mas, bmaj=3.837 mas, bpa=-83.23 degrees ! Estimated noise=0.635151 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.149473 Jy ! Component: 100 - total flux cleaned = 0.194429 Jy ! Component: 150 - total flux cleaned = 0.223925 Jy ! Component: 200 - total flux cleaned = 0.246325 Jy ! Total flux subtracted in 200 components = 0.246325 Jy ! Clean residual min=-0.005698 max=0.013000 Jy/beam ! Clean residual mean=0.000001 rms=0.001836 Jy/beam ! Combined flux in latest and established models = 0.246325 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 47 model components to the UV plane model. ! The established model now contains 47 components and 0.246325 Jy ! Inverting map and beam ! Estimated beam: bmin=3.732 mas, bmaj=4.697 mas, bpa=-86.36 degrees ! Estimated noise=0.37824 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 = 0.0299878 Jy ! Component: 100 - total flux cleaned = 0.0506153 Jy ! Component: 150 - total flux cleaned = 0.0659182 Jy ! Component: 200 - total flux cleaned = 0.0775293 Jy ! Total flux subtracted in 200 components = 0.0775293 Jy ! Clean residual min=-0.003011 max=0.007576 Jy/beam ! Clean residual mean=-0.000001 rms=0.001181 Jy/beam ! Combined flux in latest and established models = 0.323854 Jy ! Adding 103 model components to the UV plane model. ! The established model now contains 134 components and 0.323854 Jy ! Inverting map ! Added new window around map position (6, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00928876 Jy ! Component: 100 - total flux cleaned = 0.0165964 Jy ! Component: 150 - total flux cleaned = 0.0224562 Jy ! Component: 200 - total flux cleaned = 0.027223 Jy ! Total flux subtracted in 200 components = 0.027223 Jy ! Clean residual min=-0.002110 max=0.002893 Jy/beam ! Clean residual mean=0.000001 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.351077 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 197 components and 0.351077 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397457 Jy ! Component: 100 - total flux cleaned = 0.00730782 Jy ! Component: 150 - total flux cleaned = 0.0101083 Jy ! Component: 200 - total flux cleaned = 0.0125005 Jy ! Total flux subtracted in 200 components = 0.0125005 Jy ! Clean residual min=-0.001882 max=0.001948 Jy/beam ! Clean residual mean=0.000001 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.363578 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 237 components and 0.363578 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.738 mas, bmaj=9.504 mas, bpa=81.55 degrees ! Estimated noise=0.491704 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371199 Jy ! Component: 100 - total flux cleaned = 0.00612534 Jy ! Component: 150 - total flux cleaned = 0.00762075 Jy ! Component: 200 - total flux cleaned = 0.00864341 Jy ! Total flux subtracted in 200 components = 0.00864341 Jy ! Clean residual min=-0.001763 max=0.002013 Jy/beam ! Clean residual mean=0.000001 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.372221 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 = 0.000507577 Jy ! Component: 100 - total flux cleaned = 0.00081684 Jy ! Component: 150 - total flux cleaned = 0.00105394 Jy ! Component: 200 - total flux cleaned = 0.00126782 Jy ! Total flux subtracted in 200 components = 0.00126782 Jy ! Clean residual min=-0.001612 max=0.001868 Jy/beam ! Clean residual mean=0.000001 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.373489 Jy ! Adding 99 model components to the UV plane model. ! The established model now contains 305 components and 0.373489 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.732 mas, bmaj=4.697 mas, bpa=-86.36 degrees ! Estimated noise=0.37824 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000570654 Jy ! Component: 100 - total flux cleaned = 0.000572753 Jy ! Component: 150 - total flux cleaned = 0.000649789 Jy ! Component: 200 - total flux cleaned = 0.00065051 Jy ! Total flux subtracted in 200 components = 0.00065051 Jy ! Clean residual min=-0.001657 max=0.001582 Jy/beam ! Clean residual mean=0.000001 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.37414 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 329 components and 0.37414 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068198Jy sigma=1.160249 ! Fit after self-cal, rms=0.068188Jy sigma=1.160025 wmodel J2252+7043_S_map.mod ! Writing 329 model components to file: J2252+7043_S_map.mod wobs J2252+7043_S_uvs.fits ! Writing UV FITS file: J2252+7043_S_uvs.fits wwins J2252+7043_S_map.win ! wwins: Wrote 8 windows to J2252+7043_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 = -0.000291297 Jy ! Component: 100 - total flux cleaned = -0.000209659 Jy ! Component: 150 - total flux cleaned = -7.94336e-05 Jy ! Component: 200 - total flux cleaned = 0.000123017 Jy ! Component: 250 - total flux cleaned = 0.000221374 Jy ! Component: 300 - total flux cleaned = 0.000389009 Jy ! Component: 350 - total flux cleaned = 0.000482162 Jy ! Component: 400 - total flux cleaned = 0.000573254 Jy ! Component: 450 - total flux cleaned = 0.000639709 Jy ! Component: 500 - total flux cleaned = 0.000705192 Jy ! Component: 550 - total flux cleaned = 0.000791492 Jy ! Component: 600 - total flux cleaned = 0.000897239 Jy ! Component: 650 - total flux cleaned = 0.000938753 Jy ! Component: 700 - total flux cleaned = 0.00104024 Jy ! Component: 750 - total flux cleaned = 0.000999859 Jy ! Component: 800 - total flux cleaned = 0.00101985 Jy ! Component: 850 - total flux cleaned = 0.0010201 Jy ! Component: 900 - total flux cleaned = 0.00102053 Jy ! Component: 950 - total flux cleaned = 0.00109632 Jy ! Component: 1000 - total flux cleaned = 0.00102134 Jy ! Component: 1050 - total flux cleaned = 0.00109503 Jy ! Component: 1100 - total flux cleaned = 0.00109483 Jy ! Component: 1150 - total flux cleaned = 0.00109463 Jy ! Component: 1200 - total flux cleaned = 0.00111224 Jy ! Component: 1250 - total flux cleaned = 0.00105909 Jy ! Component: 1300 - total flux cleaned = 0.00107659 Jy ! Component: 1350 - total flux cleaned = 0.00109433 Jy ! Component: 1400 - total flux cleaned = 0.00109441 Jy ! Component: 1450 - total flux cleaned = 0.00114488 Jy ! Component: 1500 - total flux cleaned = 0.00116164 Jy ! Component: 1550 - total flux cleaned = 0.00117802 Jy ! Component: 1600 - total flux cleaned = 0.00121102 Jy ! Component: 1650 - total flux cleaned = 0.00127579 Jy ! Component: 1700 - total flux cleaned = 0.00125989 Jy ! Component: 1750 - total flux cleaned = 0.00132358 Jy ! Component: 1800 - total flux cleaned = 0.00141794 Jy ! Component: 1850 - total flux cleaned = 0.00149573 Jy ! Component: 1900 - total flux cleaned = 0.00149548 Jy ! Component: 1950 - total flux cleaned = 0.00154134 Jy ! Component: 2000 - total flux cleaned = 0.00161669 Jy ! Component: 2050 - total flux cleaned = 0.00166189 Jy ! Component: 2100 - total flux cleaned = 0.00175103 Jy ! Component: 2150 - total flux cleaned = 0.00173652 Jy ! Component: 2200 - total flux cleaned = 0.00178026 Jy ! Component: 2250 - total flux cleaned = 0.00176562 Jy ! Component: 2300 - total flux cleaned = 0.00185154 Jy ! Component: 2350 - total flux cleaned = 0.00186555 Jy ! Component: 2400 - total flux cleaned = 0.00192196 Jy ! Component: 2450 - total flux cleaned = 0.00194987 Jy ! Component: 2500 - total flux cleaned = 0.00199138 Jy ! Component: 2550 - total flux cleaned = 0.00199151 Jy ! Component: 2600 - total flux cleaned = 0.001937 Jy ! Component: 2650 - total flux cleaned = 0.00197754 Jy ! Component: 2700 - total flux cleaned = 0.00201806 Jy ! Component: 2750 - total flux cleaned = 0.00204473 Jy ! Component: 2800 - total flux cleaned = 0.00201814 Jy ! Component: 2850 - total flux cleaned = 0.00203128 Jy ! Component: 2900 - total flux cleaned = 0.00203127 Jy ! Component: 2950 - total flux cleaned = 0.00203138 Jy ! Component: 3000 - total flux cleaned = 0.00204409 Jy ! Component: 3050 - total flux cleaned = 0.00205673 Jy ! Component: 3100 - total flux cleaned = 0.00204381 Jy ! Component: 3150 - total flux cleaned = 0.00199328 Jy ! Component: 3200 - total flux cleaned = 0.00201835 Jy ! Component: 3250 - total flux cleaned = 0.00200572 Jy ! Component: 3300 - total flux cleaned = 0.00198086 Jy ! Component: 3350 - total flux cleaned = 0.00204233 Jy ! Component: 3400 - total flux cleaned = 0.00201791 Jy ! Component: 3450 - total flux cleaned = 0.00199357 Jy ! Component: 3500 - total flux cleaned = 0.0020057 Jy ! Component: 3550 - total flux cleaned = 0.00199385 Jy ! Component: 3600 - total flux cleaned = 0.00201765 Jy ! Component: 3650 - total flux cleaned = 0.00194667 Jy ! Component: 3700 - total flux cleaned = 0.00199363 Jy ! Component: 3750 - total flux cleaned = 0.00198197 Jy ! Component: 3800 - total flux cleaned = 0.00198187 Jy ! Component: 3850 - total flux cleaned = 0.00191263 Jy ! Component: 3900 - total flux cleaned = 0.00190114 Jy ! Component: 3950 - total flux cleaned = 0.00190136 Jy ! Component: 4000 - total flux cleaned = 0.00190134 Jy ! Component: 4050 - total flux cleaned = 0.00181112 Jy ! Total flux subtracted in 4096 components = 0.00182224 Jy ! Clean residual min=-0.000649 max=0.000689 Jy/beam ! Clean residual mean=0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.375962 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 625 components and 0.375962 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2252+7043_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.732 x 4.697 at -86.36 degrees (North through East) ! Clean map min=-0.0011474 max=0.19577 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2252+7043_S_map.fits wmodel /vlbi/uf001/uva//J2252+7043_S_map.mod ! Writing 625 model components to file: /vlbi/uf001/uva//J2252+7043_S_map.mod wobs /vlbi/uf001/uva//J2252+7043_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2252+7043_S_uvs.fits wwins /vlbi/uf001/uva//J2252+7043_S_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J2252+7043_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.19577 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000204534 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.31343 0.31343 0.62686 1.25372 2.50744 5.01488 10.0298 20.0595 40.119 80.2381 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.195 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 957.151 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2252+7043_S_dfm.log closed on Mon Jan 14 06:26:23 2019