! Started logfile: /vlbi/uf001/uva//J0257+6556_S_dfm.log on Sun Jan 13 21:35:46 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//J0257+6556_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0257+6556_S_uva.fits ! AN table 1: 56 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.865079 visibilities/baseline/integration-bin. ! Found source: J0257+6556 ! ! 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 6540 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 J0257+6556_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 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 115 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.031497Jy sigma=21.467830 ! Fit after self-cal, rms=0.741426Jy sigma=15.384298 ! 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=3.161 mas, bmaj=4.07 mas, bpa=-14.83 degrees ! Estimated noise=0.649284 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 = 0.196079 Jy ! Component: 100 - total flux cleaned = 0.242825 Jy ! Total flux subtracted in 100 components = 0.242825 Jy ! Clean residual min=-0.005814 max=0.018954 Jy/beam ! Clean residual mean=-0.000013 rms=0.001762 Jy/beam ! Combined flux in latest and established models = 0.242825 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.242825 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070881Jy sigma=1.432849 ! Fit after self-cal, rms=0.070870Jy sigma=1.432643 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0210837 Jy ! Component: 100 - total flux cleaned = 0.0328183 Jy ! Total flux subtracted in 100 components = 0.0328183 Jy ! Clean residual min=-0.004555 max=0.006142 Jy/beam ! Clean residual mean=-0.000012 rms=0.001090 Jy/beam ! Combined flux in latest and established models = 0.275643 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 0.275643 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062839Jy sigma=1.263423 ! Fit after self-cal, rms=0.062826Jy sigma=1.263133 ! 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=3.778 mas, bmaj=4.87 mas, bpa=-18.13 degrees ! Estimated noise=0.462923 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 = 0.00965754 Jy ! Component: 100 - total flux cleaned = 0.0150915 Jy ! Component: 150 - total flux cleaned = 0.0183012 Jy ! Component: 200 - total flux cleaned = 0.0202677 Jy ! Total flux subtracted in 200 components = 0.0202677 Jy ! Clean residual min=-0.003400 max=0.007328 Jy/beam ! Clean residual mean=-0.000020 rms=0.000966 Jy/beam ! Combined flux in latest and established models = 0.295911 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 41 components and 0.295911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061285Jy sigma=1.232195 ! Fit after self-cal, rms=0.061267Jy sigma=1.231705 ! Inverting map ! Added new window around map position (3, -10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00723786 Jy ! Component: 100 - total flux cleaned = 0.0112553 Jy ! Component: 150 - total flux cleaned = 0.0140657 Jy ! Component: 200 - total flux cleaned = 0.016124 Jy ! Total flux subtracted in 200 components = 0.016124 Jy ! Clean residual min=-0.002917 max=0.003824 Jy/beam ! Clean residual mean=-0.000014 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.312035 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 82 components and 0.312035 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060342Jy sigma=1.212718 ! Fit after self-cal, rms=0.060251Jy sigma=1.210787 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.778 x 4.87 at -18.13 degrees (North through East) ! Clean map min=-0.0027758 max=0.25595 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.97 KP 1.00 ! LA 0.95 MK 0.98 NL 1.02 OV 0.99 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.00 KP 1.01 ! LA 0.99 MK 1.02 NL 1.02 OV 0.95 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.99 KP 1.01 ! LA 0.96 MK 1.06 NL 1.04 OV 1.00 ! PT 1.01 SC 1.04 ! ! ! Fit before self-cal, rms=0.060251Jy sigma=1.210787 ! Fit after self-cal, rms=0.059674Jy sigma=1.190410 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.793 mas, bmaj=4.886 mas, bpa=-18.26 degrees ! Estimated noise=0.464547 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 = 0.00131889 Jy ! Component: 100 - total flux cleaned = 0.00146481 Jy ! Component: 150 - total flux cleaned = 0.00149899 Jy ! Component: 200 - total flux cleaned = 0.00149606 Jy ! Total flux subtracted in 200 components = 0.00149606 Jy ! Clean residual min=-0.002666 max=0.002462 Jy/beam ! Clean residual mean=-0.000014 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.313531 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.313531 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059592Jy sigma=1.188896 ! Fit after self-cal, rms=0.059597Jy sigma=1.188756 ! 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=0.059597Jy sigma=1.188756 ! Fit after self-cal, rms=0.059058Jy sigma=1.177102 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.793 mas, bmaj=4.878 mas, bpa=-18.49 degrees ! Estimated noise=0.464069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000310667 Jy ! Component: 100 - total flux cleaned = 0.00024257 Jy ! Component: 150 - total flux cleaned = 0.000216703 Jy ! Component: 200 - total flux cleaned = 0.000217545 Jy ! Total flux subtracted in 200 components = 0.000217545 Jy ! Clean residual min=-0.002092 max=0.002004 Jy/beam ! Clean residual mean=-0.000005 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.313749 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 118 components and 0.313749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059025Jy sigma=1.176471 ! Fit after self-cal, rms=0.059024Jy sigma=1.176411 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 = -2.43718e-05 Jy ! Component: 100 - total flux cleaned = -6.78307e-05 Jy ! Component: 150 - total flux cleaned = -6.78472e-05 Jy ! Component: 200 - total flux cleaned = -6.77709e-05 Jy ! Total flux subtracted in 200 components = -6.77709e-05 Jy ! Clean residual min=-0.002107 max=0.002022 Jy/beam ! Clean residual mean=-0.000005 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.313681 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 125 components and 0.313681 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059011Jy sigma=1.176148 ! Fit after self-cal, rms=0.059010Jy sigma=1.176136 ! 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=0.059010Jy sigma=1.176136 ! Fit after self-cal, rms=0.058983Jy sigma=1.176024 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.795 mas, bmaj=4.879 mas, bpa=-18.47 degrees ! Estimated noise=0.463798 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000250108 Jy ! Component: 100 - total flux cleaned = -0.00031304 Jy ! Component: 150 - total flux cleaned = -0.000350981 Jy ! Component: 200 - total flux cleaned = -0.00036859 Jy ! Total flux subtracted in 200 components = -0.00036859 Jy ! Clean residual min=-0.002132 max=0.001984 Jy/beam ! Clean residual mean=-0.000004 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.313312 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 128 components and 0.313312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058971Jy sigma=1.175775 ! Fit after self-cal, rms=0.058971Jy sigma=1.175766 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 = -5.58212e-05 Jy ! Component: 100 - total flux cleaned = -7.09779e-05 Jy ! Component: 150 - total flux cleaned = -7.03421e-05 Jy ! Component: 200 - total flux cleaned = -8.3969e-05 Jy ! Total flux subtracted in 200 components = -8.3969e-05 Jy ! Clean residual min=-0.002142 max=0.001977 Jy/beam ! Clean residual mean=-0.000004 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.313228 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 131 components and 0.313228 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058964Jy sigma=1.175617 ! Fit after self-cal, rms=0.058963Jy sigma=1.175613 ! 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=0.058963Jy sigma=1.175613 ! Fit after self-cal, rms=0.058945Jy sigma=1.175580 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.099 mas, bmaj=8.739 mas, bpa=-43.59 degrees ! Estimated noise=0.591923 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000133762 Jy ! Component: 100 - total flux cleaned = 0.000131152 Jy ! Component: 150 - total flux cleaned = 0.000118945 Jy ! Component: 200 - total flux cleaned = 0.000108426 Jy ! Total flux subtracted in 200 components = 0.000108426 Jy ! Clean residual min=-0.002042 max=0.002703 Jy/beam ! Clean residual mean=-0.000010 rms=0.000605 Jy/beam ! Combined flux in latest and established models = 0.313337 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 141 components and 0.313337 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058944Jy sigma=1.175572 ! Fit after self-cal, rms=0.058944Jy sigma=1.175557 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (6.5, -26.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00236184 Jy ! Component: 100 - total flux cleaned = 0.00355666 Jy ! Component: 150 - total flux cleaned = 0.00393502 Jy ! Component: 200 - total flux cleaned = 0.00412541 Jy ! Total flux subtracted in 200 components = 0.00412541 Jy ! Clean residual min=-0.001824 max=0.002025 Jy/beam ! Clean residual mean=-0.000000 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.317462 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 182 components and 0.317462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058880Jy sigma=1.174214 ! Fit after self-cal, rms=0.058877Jy sigma=1.174142 ! 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=3.796 mas, bmaj=4.88 mas, bpa=-18.47 degrees ! Estimated noise=0.463617 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.796 x 4.88 at -18.47 degrees (North through East) ! Clean map min=-0.0019455 max=0.25678 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=3.173 mas, bmaj=4.074 mas, bpa=-15.16 degrees ! Estimated noise=0.651339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.196613 Jy ! Component: 100 - total flux cleaned = 0.243291 Jy ! Component: 150 - total flux cleaned = 0.264095 Jy ! Component: 200 - total flux cleaned = 0.275708 Jy ! Total flux subtracted in 200 components = 0.275708 Jy ! Clean residual min=-0.003497 max=0.006008 Jy/beam ! Clean residual mean=-0.000009 rms=0.000942 Jy/beam ! Combined flux in latest and established models = 0.275708 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.275708 Jy ! Inverting map and beam ! Estimated beam: bmin=3.796 mas, bmaj=4.88 mas, bpa=-18.47 degrees ! Estimated noise=0.463617 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 = 0.0100865 Jy ! Component: 100 - total flux cleaned = 0.0169339 Jy ! Component: 150 - total flux cleaned = 0.0219602 Jy ! Component: 200 - total flux cleaned = 0.0257564 Jy ! Total flux subtracted in 200 components = 0.0257564 Jy ! Clean residual min=-0.002146 max=0.003100 Jy/beam ! Clean residual mean=-0.000008 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.301465 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 75 components and 0.301464 Jy ! Inverting map ! Added new window around map position (4.5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0032663 Jy ! Component: 100 - total flux cleaned = 0.00578911 Jy ! Component: 150 - total flux cleaned = 0.00787228 Jy ! Component: 200 - total flux cleaned = 0.00961454 Jy ! Total flux subtracted in 200 components = 0.00961454 Jy ! Clean residual min=-0.001883 max=0.002002 Jy/beam ! Clean residual mean=-0.000003 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.311079 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 93 components and 0.311079 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=8.099 mas, bmaj=8.739 mas, bpa=-43.59 degrees ! Estimated noise=0.591923 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212539 Jy ! Component: 100 - total flux cleaned = 0.00356269 Jy ! Component: 150 - total flux cleaned = 0.00458409 Jy ! Component: 200 - total flux cleaned = 0.00517526 Jy ! Total flux subtracted in 200 components = 0.00517526 Jy ! Clean residual min=-0.001834 max=0.001989 Jy/beam ! Clean residual mean=-0.000002 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.316254 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 = 0.000355235 Jy ! Component: 100 - total flux cleaned = 0.000644895 Jy ! Component: 150 - total flux cleaned = 0.00093268 Jy ! Component: 200 - total flux cleaned = 0.00114552 Jy ! Total flux subtracted in 200 components = 0.00114552 Jy ! Clean residual min=-0.001836 max=0.001974 Jy/beam ! Clean residual mean=0.000000 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.3174 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 173 components and 0.3174 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.796 mas, bmaj=4.88 mas, bpa=-18.47 degrees ! Estimated noise=0.463617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000253374 Jy ! Component: 100 - total flux cleaned = -9.43436e-05 Jy ! Component: 150 - total flux cleaned = 5.19735e-05 Jy ! Component: 200 - total flux cleaned = 0.000188673 Jy ! Total flux subtracted in 200 components = 0.000188673 Jy ! Clean residual min=-0.001824 max=0.002021 Jy/beam ! Clean residual mean=0.000001 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.317588 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 196 components and 0.317588 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058824Jy sigma=1.173244 ! Fit after self-cal, rms=0.058816Jy sigma=1.173079 wmodel J0257+6556_S_map.mod ! Writing 196 model components to file: J0257+6556_S_map.mod wobs J0257+6556_S_uvs.fits ! Writing UV FITS file: J0257+6556_S_uvs.fits wwins J0257+6556_S_map.win ! wwins: Wrote 4 windows to J0257+6556_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 = 0.000513053 Jy ! Component: 100 - total flux cleaned = 0.000643576 Jy ! Component: 150 - total flux cleaned = 0.000801879 Jy ! Component: 200 - total flux cleaned = 0.0010134 Jy ! Component: 250 - total flux cleaned = 0.00110123 Jy ! Component: 300 - total flux cleaned = 0.00124456 Jy ! Component: 350 - total flux cleaned = 0.00138429 Jy ! Component: 400 - total flux cleaned = 0.00146659 Jy ! Component: 450 - total flux cleaned = 0.0016011 Jy ! Component: 500 - total flux cleaned = 0.00165336 Jy ! Component: 550 - total flux cleaned = 0.00165291 Jy ! Component: 600 - total flux cleaned = 0.00170384 Jy ! Component: 650 - total flux cleaned = 0.00180472 Jy ! Component: 700 - total flux cleaned = 0.00190377 Jy ! Component: 750 - total flux cleaned = 0.00192806 Jy ! Component: 800 - total flux cleaned = 0.00197653 Jy ! Component: 850 - total flux cleaned = 0.00207238 Jy ! Component: 900 - total flux cleaned = 0.002096 Jy ! Component: 950 - total flux cleaned = 0.00218909 Jy ! Component: 1000 - total flux cleaned = 0.00223495 Jy ! Component: 1050 - total flux cleaned = 0.00228019 Jy ! Component: 1100 - total flux cleaned = 0.00236975 Jy ! Component: 1150 - total flux cleaned = 0.00234765 Jy ! Component: 1200 - total flux cleaned = 0.00239131 Jy ! Component: 1250 - total flux cleaned = 0.00241274 Jy ! Component: 1300 - total flux cleaned = 0.00237 Jy ! Component: 1350 - total flux cleaned = 0.00247633 Jy ! Component: 1400 - total flux cleaned = 0.00253925 Jy ! Component: 1450 - total flux cleaned = 0.00262201 Jy ! Component: 1500 - total flux cleaned = 0.00262181 Jy ! Component: 1550 - total flux cleaned = 0.00276475 Jy ! Component: 1600 - total flux cleaned = 0.00278468 Jy ! Component: 1650 - total flux cleaned = 0.00280477 Jy ! Component: 1700 - total flux cleaned = 0.00284421 Jy ! Component: 1750 - total flux cleaned = 0.00292251 Jy ! Component: 1800 - total flux cleaned = 0.0029808 Jy ! Component: 1850 - total flux cleaned = 0.0029998 Jy ! Component: 1900 - total flux cleaned = 0.00299998 Jy ! Component: 1950 - total flux cleaned = 0.00309435 Jy ! Component: 2000 - total flux cleaned = 0.00307569 Jy ! Component: 2050 - total flux cleaned = 0.00305732 Jy ! Component: 2100 - total flux cleaned = 0.00313124 Jy ! Component: 2150 - total flux cleaned = 0.00305818 Jy ! Component: 2200 - total flux cleaned = 0.00311251 Jy ! Component: 2250 - total flux cleaned = 0.00314833 Jy ! Component: 2300 - total flux cleaned = 0.00311249 Jy ! Component: 2350 - total flux cleaned = 0.0030771 Jy ! Component: 2400 - total flux cleaned = 0.00311224 Jy ! Component: 2450 - total flux cleaned = 0.00309483 Jy ! Component: 2500 - total flux cleaned = 0.00306027 Jy ! Component: 2550 - total flux cleaned = 0.00309499 Jy ! Component: 2600 - total flux cleaned = 0.00304366 Jy ! Component: 2650 - total flux cleaned = 0.00304375 Jy ! Component: 2700 - total flux cleaned = 0.00306059 Jy ! Component: 2750 - total flux cleaned = 0.00301043 Jy ! Component: 2800 - total flux cleaned = 0.00301042 Jy ! Component: 2850 - total flux cleaned = 0.003027 Jy ! Component: 2900 - total flux cleaned = 0.00294489 Jy ! Component: 2950 - total flux cleaned = 0.00301016 Jy ! Component: 3000 - total flux cleaned = 0.0029615 Jy ! Component: 3050 - total flux cleaned = 0.00300973 Jy ! Component: 3100 - total flux cleaned = 0.00305769 Jy ! Component: 3150 - total flux cleaned = 0.00301 Jy ! Component: 3200 - total flux cleaned = 0.00304167 Jy ! Component: 3250 - total flux cleaned = 0.00304162 Jy ! Component: 3300 - total flux cleaned = 0.00305722 Jy ! Component: 3350 - total flux cleaned = 0.0031036 Jy ! Component: 3400 - total flux cleaned = 0.00307261 Jy ! Component: 3450 - total flux cleaned = 0.00310327 Jy ! Component: 3500 - total flux cleaned = 0.00304201 Jy ! Component: 3550 - total flux cleaned = 0.00308752 Jy ! Component: 3600 - total flux cleaned = 0.00310265 Jy ! Component: 3650 - total flux cleaned = 0.00305777 Jy ! Component: 3700 - total flux cleaned = 0.00310249 Jy ! Component: 3750 - total flux cleaned = 0.0030877 Jy ! Component: 3800 - total flux cleaned = 0.00314662 Jy ! Component: 3850 - total flux cleaned = 0.00316126 Jy ! Component: 3900 - total flux cleaned = 0.00321939 Jy ! Component: 3950 - total flux cleaned = 0.00317602 Jy ! Component: 4000 - total flux cleaned = 0.00326243 Jy ! Component: 4050 - total flux cleaned = 0.0032482 Jy ! Total flux subtracted in 4096 components = 0.00324824 Jy ! Clean residual min=-0.000857 max=0.000990 Jy/beam ! Clean residual mean=0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.320837 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 494 components and 0.320837 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0257+6556_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.796 x 4.88 at -18.47 degrees (North through East) ! Clean map min=-0.0013805 max=0.25762 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0257+6556_S_map.fits wmodel /vlbi/uf001/uva//J0257+6556_S_map.mod ! Writing 494 model components to file: /vlbi/uf001/uva//J0257+6556_S_map.mod wobs /vlbi/uf001/uva//J0257+6556_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0257+6556_S_uvs.fits wwins /vlbi/uf001/uva//J0257+6556_S_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0257+6556_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.257625 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000255043 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.296993 0.296993 0.593986 1.18797 2.37594 4.75189 9.50378 19.0076 38.0151 76.0302 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.257 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1010.12 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0257+6556_S_dfm.log closed on Sun Jan 13 21:35:50 2019