! Started logfile: /vlbi/uf001/uva//J0220+1652_S_dfm.log on Sun Jan 13 21:23:27 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//J0220+1652_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0220+1652_S_uva.fits ! AN table 1: 72 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.843364 visibilities/baseline/integration-bin. ! Found source: J0220+1652 ! ! 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 6558 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 J0220+1652_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.048883Jy sigma=21.441679 ! Fit after self-cal, rms=0.739273Jy sigma=15.267248 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.579 mas, bmaj=5.855 mas, bpa=-3.85 degrees ! Estimated noise=0.59127 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 = 0.200678 Jy ! Component: 100 - total flux cleaned = 0.287922 Jy ! Total flux subtracted in 100 components = 0.287922 Jy ! Clean residual min=-0.013014 max=0.041160 Jy/beam ! Clean residual mean=-0.000042 rms=0.004293 Jy/beam ! Combined flux in latest and established models = 0.287922 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.287922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.102206Jy sigma=1.938018 ! Fit after self-cal, rms=0.100936Jy sigma=1.914367 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0481554 Jy ! Component: 100 - total flux cleaned = 0.0745396 Jy ! Total flux subtracted in 100 components = 0.0745396 Jy ! Clean residual min=-0.007194 max=0.012748 Jy/beam ! Clean residual mean=-0.000018 rms=0.001739 Jy/beam ! Combined flux in latest and established models = 0.362461 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 14 components and 0.362461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070167Jy sigma=1.294904 ! Fit after self-cal, rms=0.070007Jy sigma=1.292356 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148646 Jy ! Component: 100 - total flux cleaned = 0.0234189 Jy ! Total flux subtracted in 100 components = 0.0234189 Jy ! Clean residual min=-0.005586 max=0.005240 Jy/beam ! Clean residual mean=-0.000010 rms=0.001296 Jy/beam ! Combined flux in latest and established models = 0.38588 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.38588 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066121Jy sigma=1.216630 ! Fit after self-cal, rms=0.066098Jy sigma=1.216324 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.933 mas, bmaj=6.624 mas, bpa=-4.232 degrees ! Estimated noise=0.435996 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 = 0.00642168 Jy ! Component: 100 - total flux cleaned = 0.0103205 Jy ! Component: 150 - total flux cleaned = 0.0128518 Jy ! Component: 200 - total flux cleaned = 0.0141322 Jy ! Total flux subtracted in 200 components = 0.0141322 Jy ! Clean residual min=-0.004277 max=0.004987 Jy/beam ! Clean residual mean=-0.000016 rms=0.001129 Jy/beam ! Combined flux in latest and established models = 0.400012 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 50 components and 0.400012 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065336Jy sigma=1.202224 ! Fit after self-cal, rms=0.065335Jy sigma=1.202181 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.933 x 6.624 at -4.232 degrees (North through East) ! Clean map min=-0.0041225 max=0.25835 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.00 KP 1.00 LA 0.96 ! MK 1.00 NL 1.05 OV 0.96 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.00 KP 1.00 LA 0.96 ! MK 0.99 NL 1.09 OV 0.95 PT 0.98 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.00 KP 0.99 LA 0.96 ! MK 1.01 NL 1.06 OV 0.97 PT 0.98 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.065335Jy sigma=1.202181 ! Fit after self-cal, rms=0.063254Jy sigma=1.163160 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.934 mas, bmaj=6.651 mas, bpa=-4.17 degrees ! Estimated noise=0.436818 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 = 0.000627569 Jy ! Component: 100 - total flux cleaned = 0.000666548 Jy ! Component: 150 - total flux cleaned = 0.000699147 Jy ! Component: 200 - total flux cleaned = 0.000728596 Jy ! Total flux subtracted in 200 components = 0.000728596 Jy ! Clean residual min=-0.003256 max=0.002591 Jy/beam ! Clean residual mean=-0.000004 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.400741 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 54 components and 0.400741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063208Jy sigma=1.162137 ! Fit after self-cal, rms=0.063211Jy sigma=1.162026 ! 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=0.063211Jy sigma=1.162026 ! Fit after self-cal, rms=0.058439Jy sigma=1.112557 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.926 mas, bmaj=6.647 mas, bpa=-4.134 degrees ! Estimated noise=0.436641 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000504842 Jy ! Component: 100 - total flux cleaned = 0.000569978 Jy ! Component: 150 - total flux cleaned = 0.000648617 Jy ! Component: 200 - total flux cleaned = 0.000694536 Jy ! Total flux subtracted in 200 components = 0.000694536 Jy ! Clean residual min=-0.002072 max=0.001917 Jy/beam ! Clean residual mean=0.000003 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.401436 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 0.401436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058410Jy sigma=1.111905 ! Fit after self-cal, rms=0.058417Jy sigma=1.111825 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 = 4.42643e-05 Jy ! Component: 100 - total flux cleaned = 0.000120313 Jy ! Component: 150 - total flux cleaned = 0.000154387 Jy ! Component: 200 - total flux cleaned = 0.000154579 Jy ! Total flux subtracted in 200 components = 0.000154579 Jy ! Clean residual min=-0.002072 max=0.001890 Jy/beam ! Clean residual mean=0.000003 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.40159 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 63 components and 0.40159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058409Jy sigma=1.111567 ! Fit after self-cal, rms=0.058409Jy sigma=1.111562 ! 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=0.058409Jy sigma=1.111562 ! Fit after self-cal, rms=0.058016Jy sigma=1.107734 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.924 mas, bmaj=6.651 mas, bpa=-4.225 degrees ! Estimated noise=0.43643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000132359 Jy ! Component: 100 - total flux cleaned = 0.000151491 Jy ! Component: 150 - total flux cleaned = 0.000180946 Jy ! Component: 200 - total flux cleaned = 0.000194211 Jy ! Total flux subtracted in 200 components = 0.000194211 Jy ! Clean residual min=-0.001969 max=0.001792 Jy/beam ! Clean residual mean=0.000002 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.401784 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.401784 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058009Jy sigma=1.107504 ! Fit after self-cal, rms=0.058008Jy sigma=1.107494 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 = 1.02646e-05 Jy ! Component: 100 - total flux cleaned = 1.03214e-05 Jy ! Component: 150 - total flux cleaned = -1.18089e-06 Jy ! Component: 200 - total flux cleaned = -1.22892e-06 Jy ! Total flux subtracted in 200 components = -1.22892e-06 Jy ! Clean residual min=-0.001954 max=0.001796 Jy/beam ! Clean residual mean=0.000002 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.401783 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 68 components and 0.401783 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058005Jy sigma=1.107395 ! Fit after self-cal, rms=0.058005Jy sigma=1.107393 ! 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=0.058005Jy sigma=1.107393 ! Fit after self-cal, rms=0.057993Jy sigma=1.107357 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.39 mas, bmaj=9.904 mas, bpa=-6.136 degrees ! Estimated noise=0.60493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000366256 Jy ! Component: 100 - total flux cleaned = -0.000424265 Jy ! Component: 150 - total flux cleaned = -0.000454687 Jy ! Component: 200 - total flux cleaned = -0.000471686 Jy ! Total flux subtracted in 200 components = -0.000471686 Jy ! Clean residual min=-0.001751 max=0.002011 Jy/beam ! Clean residual mean=0.000005 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.401312 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 77 components and 0.401312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057997Jy sigma=1.107412 ! Fit after self-cal, rms=0.057993Jy sigma=1.107358 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 (-22, 94.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011723 Jy ! Component: 100 - total flux cleaned = 0.00137291 Jy ! Component: 150 - total flux cleaned = 0.00147468 Jy ! Component: 200 - total flux cleaned = 0.00156199 Jy ! Total flux subtracted in 200 components = 0.00156199 Jy ! Clean residual min=-0.001417 max=0.001830 Jy/beam ! Clean residual mean=0.000002 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.402874 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 116 components and 0.402874 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057944Jy sigma=1.106212 ! Fit after self-cal, rms=0.057938Jy sigma=1.106144 ! Inverting map ! Added new window around map position (110, -118). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109502 Jy ! Component: 100 - total flux cleaned = 0.00123758 Jy ! Component: 150 - total flux cleaned = 0.00136344 Jy ! Component: 200 - total flux cleaned = 0.00139259 Jy ! Total flux subtracted in 200 components = 0.00139259 Jy ! Clean residual min=-0.001416 max=0.001492 Jy/beam ! Clean residual mean=-0.000001 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.404266 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 156 components and 0.404266 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057893Jy sigma=1.105471 ! Fit after self-cal, rms=0.057890Jy sigma=1.105424 ! Inverting map ! Added new window around map position (-108, -65.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000196802 Jy ! Component: 100 - total flux cleaned = -5.37827e-06 Jy ! Component: 150 - total flux cleaned = -3.33961e-05 Jy ! Component: 200 - total flux cleaned = -3.33529e-05 Jy ! Total flux subtracted in 200 components = -3.33529e-05 Jy ! Clean residual min=-0.001118 max=0.001331 Jy/beam ! Clean residual mean=-0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.404233 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 191 components and 0.404233 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057846Jy sigma=1.104717 ! Fit after self-cal, rms=0.057842Jy sigma=1.104665 ! Inverting map ! Added new window around map position (9.5, -32.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000668639 Jy ! Component: 100 - total flux cleaned = 0.00091583 Jy ! Component: 150 - total flux cleaned = 0.00115856 Jy ! Component: 200 - total flux cleaned = 0.00130689 Jy ! Total flux subtracted in 200 components = 0.00130689 Jy ! Clean residual min=-0.000933 max=0.000939 Jy/beam ! Clean residual mean=-0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.40554 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 226 components and 0.40554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057812Jy sigma=1.104156 ! Fit after self-cal, rms=0.057811Jy sigma=1.104132 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=2.923 mas, bmaj=6.652 mas, bpa=-4.28 degrees ! Estimated noise=0.436225 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.923 x 6.652 at -4.28 degrees (North through East) ! Clean map min=-0.0016417 max=0.25824 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=2.571 mas, bmaj=5.887 mas, bpa=-3.938 degrees ! Estimated noise=0.591563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.20132 Jy ! Component: 100 - total flux cleaned = 0.290044 Jy ! Component: 150 - total flux cleaned = 0.337729 Jy ! Component: 200 - total flux cleaned = 0.363906 Jy ! Total flux subtracted in 200 components = 0.363906 Jy ! Clean residual min=-0.005630 max=0.012785 Jy/beam ! Clean residual mean=-0.000011 rms=0.001443 Jy/beam ! Combined flux in latest and established models = 0.363906 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.363906 Jy ! Inverting map and beam ! Estimated beam: bmin=2.923 mas, bmaj=6.652 mas, bpa=-4.28 degrees ! Estimated noise=0.436225 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 = 0.0168769 Jy ! Component: 100 - total flux cleaned = 0.0251752 Jy ! Component: 150 - total flux cleaned = 0.0294741 Jy ! Component: 200 - total flux cleaned = 0.0311318 Jy ! Total flux subtracted in 200 components = 0.0311318 Jy ! Clean residual min=-0.002106 max=0.003286 Jy/beam ! Clean residual mean=-0.000002 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.395038 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 44 components and 0.395038 Jy ! Inverting map ! Added new window around map position (-3.5, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00271561 Jy ! Component: 100 - total flux cleaned = 0.00414422 Jy ! Component: 150 - total flux cleaned = 0.00493233 Jy ! Component: 200 - total flux cleaned = 0.00536264 Jy ! Total flux subtracted in 200 components = 0.00536264 Jy ! Clean residual min=-0.001822 max=0.001575 Jy/beam ! Clean residual mean=-0.000001 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.400401 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 69 components and 0.400401 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.39 mas, bmaj=9.904 mas, bpa=-6.136 degrees ! Estimated noise=0.60493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115246 Jy ! Component: 100 - total flux cleaned = 0.00177883 Jy ! Component: 150 - total flux cleaned = 0.00192585 Jy ! Component: 200 - total flux cleaned = 0.0022223 Jy ! Total flux subtracted in 200 components = 0.0022223 Jy ! Clean residual min=-0.001279 max=0.001169 Jy/beam ! Clean residual mean=-0.000001 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.402623 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 = 0.000230173 Jy ! Component: 100 - total flux cleaned = 0.000366876 Jy ! Component: 150 - total flux cleaned = 0.000560502 Jy ! Component: 200 - total flux cleaned = 0.000740839 Jy ! Total flux subtracted in 200 components = 0.000740839 Jy ! Clean residual min=-0.001064 max=0.001034 Jy/beam ! Clean residual mean=-0.000002 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.403364 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 133 components and 0.403364 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.923 mas, bmaj=6.652 mas, bpa=-4.28 degrees ! Estimated noise=0.436225 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000827448 Jy ! Component: 100 - total flux cleaned = 0.000830256 Jy ! Component: 150 - total flux cleaned = 0.000728396 Jy ! Component: 200 - total flux cleaned = 0.000391095 Jy ! Total flux subtracted in 200 components = 0.000391095 Jy ! Clean residual min=-0.001435 max=0.001354 Jy/beam ! Clean residual mean=-0.000000 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.403755 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 168 components and 0.403755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057722Jy sigma=1.101984 ! Fit after self-cal, rms=0.057718Jy sigma=1.101902 wmodel J0220+1652_S_map.mod ! Writing 168 model components to file: J0220+1652_S_map.mod wobs J0220+1652_S_uvs.fits ! Writing UV FITS file: J0220+1652_S_uvs.fits wwins J0220+1652_S_map.win ! wwins: Wrote 6 windows to J0220+1652_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 = -0.000162364 Jy ! Component: 100 - total flux cleaned = -0.000139909 Jy ! Component: 150 - total flux cleaned = -0.000162503 Jy ! Component: 200 - total flux cleaned = -0.000119015 Jy ! Component: 250 - total flux cleaned = -0.000140896 Jy ! Component: 300 - total flux cleaned = -9.85731e-05 Jy ! Component: 350 - total flux cleaned = -7.76689e-05 Jy ! Component: 400 - total flux cleaned = -1.71883e-05 Jy ! Component: 450 - total flux cleaned = 6.13075e-05 Jy ! Component: 500 - total flux cleaned = 8.00079e-05 Jy ! Component: 550 - total flux cleaned = 7.98586e-05 Jy ! Component: 600 - total flux cleaned = 9.85361e-05 Jy ! Component: 650 - total flux cleaned = 0.000135016 Jy ! Component: 700 - total flux cleaned = 0.00018879 Jy ! Component: 750 - total flux cleaned = 0.000223766 Jy ! Component: 800 - total flux cleaned = 0.000275505 Jy ! Component: 850 - total flux cleaned = 0.000275498 Jy ! Component: 900 - total flux cleaned = 0.00035969 Jy ! Component: 950 - total flux cleaned = 0.000393052 Jy ! Component: 1000 - total flux cleaned = 0.000490773 Jy ! Component: 1050 - total flux cleaned = 0.000522881 Jy ! Component: 1100 - total flux cleaned = 0.000633676 Jy ! Component: 1150 - total flux cleaned = 0.000711729 Jy ! Component: 1200 - total flux cleaned = 0.000773313 Jy ! Component: 1250 - total flux cleaned = 0.000803873 Jy ! Component: 1300 - total flux cleaned = 0.000879372 Jy ! Component: 1350 - total flux cleaned = 0.000923843 Jy ! Component: 1400 - total flux cleaned = 0.000953321 Jy ! Component: 1450 - total flux cleaned = 0.000982446 Jy ! Component: 1500 - total flux cleaned = 0.00105426 Jy ! Component: 1550 - total flux cleaned = 0.00113967 Jy ! Component: 1600 - total flux cleaned = 0.00116788 Jy ! Component: 1650 - total flux cleaned = 0.00123734 Jy ! Component: 1700 - total flux cleaned = 0.00127843 Jy ! Component: 1750 - total flux cleaned = 0.00133299 Jy ! Component: 1800 - total flux cleaned = 0.00138688 Jy ! Component: 1850 - total flux cleaned = 0.00138678 Jy ! Component: 1900 - total flux cleaned = 0.00142654 Jy ! Component: 1950 - total flux cleaned = 0.00146569 Jy ! Component: 2000 - total flux cleaned = 0.00144003 Jy ! Component: 2050 - total flux cleaned = 0.00150413 Jy ! Component: 2100 - total flux cleaned = 0.00152952 Jy ! Component: 2150 - total flux cleaned = 0.00150431 Jy ! Component: 2200 - total flux cleaned = 0.00156679 Jy ! Component: 2250 - total flux cleaned = 0.00159148 Jy ! Component: 2300 - total flux cleaned = 0.00166488 Jy ! Component: 2350 - total flux cleaned = 0.00162848 Jy ! Component: 2400 - total flux cleaned = 0.00165256 Jy ! Component: 2450 - total flux cleaned = 0.00167643 Jy ! Component: 2500 - total flux cleaned = 0.00172354 Jy ! Component: 2550 - total flux cleaned = 0.00171189 Jy ! Component: 2600 - total flux cleaned = 0.00174677 Jy ! Component: 2650 - total flux cleaned = 0.00178141 Jy ! Component: 2700 - total flux cleaned = 0.00172419 Jy ! Component: 2750 - total flux cleaned = 0.00180369 Jy ! Component: 2800 - total flux cleaned = 0.00182611 Jy ! Component: 2850 - total flux cleaned = 0.0018261 Jy ! Component: 2900 - total flux cleaned = 0.00183711 Jy ! Component: 2950 - total flux cleaned = 0.00182615 Jy ! Component: 3000 - total flux cleaned = 0.00182605 Jy ! Component: 3050 - total flux cleaned = 0.0018586 Jy ! Component: 3100 - total flux cleaned = 0.00185854 Jy ! Component: 3150 - total flux cleaned = 0.00186916 Jy ! Component: 3200 - total flux cleaned = 0.00187977 Jy ! Component: 3250 - total flux cleaned = 0.00187985 Jy ! Component: 3300 - total flux cleaned = 0.00193188 Jy ! Component: 3350 - total flux cleaned = 0.00195247 Jy ! Component: 3400 - total flux cleaned = 0.00196276 Jy ! Component: 3450 - total flux cleaned = 0.00198316 Jy ! Component: 3500 - total flux cleaned = 0.00203368 Jy ! Component: 3550 - total flux cleaned = 0.00207387 Jy ! Component: 3600 - total flux cleaned = 0.00206389 Jy ! Component: 3650 - total flux cleaned = 0.00212324 Jy ! Component: 3700 - total flux cleaned = 0.0021331 Jy ! Component: 3750 - total flux cleaned = 0.00218187 Jy ! Component: 3800 - total flux cleaned = 0.00219158 Jy ! Component: 3850 - total flux cleaned = 0.0022108 Jy ! Component: 3900 - total flux cleaned = 0.00227775 Jy ! Component: 3950 - total flux cleaned = 0.00230629 Jy ! Component: 4000 - total flux cleaned = 0.00234405 Jy ! Component: 4050 - total flux cleaned = 0.00240033 Jy ! Total flux subtracted in 4096 components = 0.00245629 Jy ! Clean residual min=-0.000531 max=0.000522 Jy/beam ! Clean residual mean=0.000002 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.406211 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 467 components and 0.406211 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0220+1652_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.923 x 6.652 at -4.28 degrees (North through East) ! Clean map min=-0.0011225 max=0.25949 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0220+1652_S_map.fits wmodel /vlbi/uf001/uva//J0220+1652_S_map.mod ! Writing 467 model components to file: /vlbi/uf001/uva//J0220+1652_S_map.mod wobs /vlbi/uf001/uva//J0220+1652_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0220+1652_S_uvs.fits wwins /vlbi/uf001/uva//J0220+1652_S_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0220+1652_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.259488 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000164414 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.190083 0.190083 0.380167 0.760334 1.52067 3.04134 6.08267 12.1653 24.3307 48.6614 97.3227 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.259 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1578.25 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0220+1652_S_dfm.log closed on Sun Jan 13 21:23:32 2019