! Started logfile: /vlbi/uf001/uva//J1944+5448_S_dfm.log on Mon Jan 14 05:12:54 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//J1944+5448_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1944+5448_S_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.980019 visibilities/baseline/integration-bin. ! Found source: J1944+5448 ! ! 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 6033 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 J1944+5448_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 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.256929Jy sigma=22.062956 ! Fit after self-cal, rms=0.574672Jy sigma=11.657297 ! 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=2.828 mas, bmaj=4.128 mas, bpa=9.148 degrees ! Estimated noise=0.699761 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 = 0.366475 Jy ! Component: 100 - total flux cleaned = 0.506685 Jy ! Total flux subtracted in 100 components = 0.506685 Jy ! Clean residual min=-0.057108 max=0.179966 Jy/beam ! Clean residual mean=0.000007 rms=0.016306 Jy/beam ! Combined flux in latest and established models = 0.506685 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.506685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.408210Jy sigma=6.060288 ! Fit after self-cal, rms=0.407947Jy sigma=6.050641 ! Inverting map ! Added new window around map position (40, 2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.154955 Jy ! Component: 100 - total flux cleaned = 0.246197 Jy ! Total flux subtracted in 100 components = 0.246197 Jy ! Clean residual min=-0.041956 max=0.058725 Jy/beam ! Clean residual mean=0.000027 rms=0.011019 Jy/beam ! Combined flux in latest and established models = 0.752883 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 0.752883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.307606Jy sigma=4.480194 ! Fit after self-cal, rms=0.301749Jy sigma=4.338722 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0778023 Jy ! Component: 100 - total flux cleaned = 0.135299 Jy ! Total flux subtracted in 100 components = 0.135299 Jy ! Clean residual min=-0.033097 max=0.055898 Jy/beam ! Clean residual mean=0.000016 rms=0.008956 Jy/beam ! Combined flux in latest and established models = 0.888181 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.888181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.255732Jy sigma=3.736929 ! Fit after self-cal, rms=0.255126Jy sigma=3.719868 ! Inverting map ! Added new window around map position (5, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0637145 Jy ! Component: 100 - total flux cleaned = 0.111586 Jy ! Total flux subtracted in 100 components = 0.111586 Jy ! Clean residual min=-0.030813 max=0.046485 Jy/beam ! Clean residual mean=0.000002 rms=0.007558 Jy/beam ! Combined flux in latest and established models = 0.999767 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 51 components and 0.999767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.218638Jy sigma=3.195457 ! Fit after self-cal, rms=0.217834Jy sigma=3.170693 ! 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=3.262 mas, bmaj=4.818 mas, bpa=12.92 degrees ! Estimated noise=0.520367 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 (3, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0693535 Jy ! Component: 100 - total flux cleaned = 0.122389 Jy ! Component: 150 - total flux cleaned = 0.165849 Jy ! Component: 200 - total flux cleaned = 0.202146 Jy ! Total flux subtracted in 200 components = 0.202146 Jy ! Clean residual min=-0.028354 max=0.042619 Jy/beam ! Clean residual mean=-0.000035 rms=0.007433 Jy/beam ! Combined flux in latest and established models = 1.20191 Jy ! Performing phase self-cal ! Adding 61 model components to the UV plane model. ! The established model now contains 100 components and 1.20191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.165653Jy sigma=2.528550 ! Fit after self-cal, rms=0.164075Jy sigma=2.493130 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.262 x 4.818 at 12.92 degrees (North through East) ! Clean map min=-0.026944 max=0.51083 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.18 KP 0.96 LA 0.89 ! MK 1.01 NL 1.09 OV 0.91 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.21 KP 0.95 LA 0.91 ! MK 1.01 NL 1.05 OV 0.77 PT 0.90 ! SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.23 KP 0.97 LA 0.90 ! MK 1.00 NL 1.05 OV 0.91 PT 0.93 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.164075Jy sigma=2.493130 ! Fit after self-cal, rms=0.114887Jy sigma=1.903329 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.325 mas, bmaj=4.931 mas, bpa=13.48 degrees ! Estimated noise=0.51061 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 (15, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0303723 Jy ! Component: 100 - total flux cleaned = 0.0486378 Jy ! Component: 150 - total flux cleaned = 0.0629883 Jy ! Component: 200 - total flux cleaned = 0.0715463 Jy ! Total flux subtracted in 200 components = 0.0715463 Jy ! Clean residual min=-0.018616 max=0.024676 Jy/beam ! Clean residual mean=-0.000032 rms=0.003920 Jy/beam ! Combined flux in latest and established models = 1.27346 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 129 components and 1.27346 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.103655Jy sigma=1.698822 ! Fit after self-cal, rms=0.102512Jy sigma=1.675887 ! Inverting map ! Added new window around map position (34.5, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.022253 Jy ! Component: 100 - total flux cleaned = 0.0350988 Jy ! Component: 150 - total flux cleaned = 0.0441601 Jy ! Component: 200 - total flux cleaned = 0.0507103 Jy ! Total flux subtracted in 200 components = 0.0507103 Jy ! Clean residual min=-0.015414 max=0.016463 Jy/beam ! Clean residual mean=-0.000010 rms=0.003228 Jy/beam ! Combined flux in latest and established models = 1.32417 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 149 components and 1.32417 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096273Jy sigma=1.550680 ! Fit after self-cal, rms=0.095595Jy sigma=1.542230 ! Inverting map ! Added new window around map position (40.5, -28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139596 Jy ! Component: 100 - total flux cleaned = 0.0184289 Jy ! Component: 150 - total flux cleaned = 0.0220453 Jy ! Component: 200 - total flux cleaned = 0.0256315 Jy ! Total flux subtracted in 200 components = 0.0256315 Jy ! Clean residual min=-0.013980 max=0.010983 Jy/beam ! Clean residual mean=-0.000014 rms=0.002867 Jy/beam ! Combined flux in latest and established models = 1.3498 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 170 components and 1.3498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092114Jy sigma=1.480075 ! Fit after self-cal, rms=0.091953Jy sigma=1.477339 ! 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=0.091953Jy sigma=1.477339 ! Fit after self-cal, rms=0.068017Jy sigma=1.210993 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.311 mas, bmaj=4.908 mas, bpa=13.61 degrees ! Estimated noise=0.510451 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00820414 Jy ! Component: 100 - total flux cleaned = 0.0145171 Jy ! Component: 150 - total flux cleaned = 0.0189706 Jy ! Component: 200 - total flux cleaned = 0.022447 Jy ! Total flux subtracted in 200 components = 0.022447 Jy ! Clean residual min=-0.006614 max=0.006471 Jy/beam ! Clean residual mean=-0.000021 rms=0.001566 Jy/beam ! Combined flux in latest and established models = 1.37225 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 193 components and 1.37225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066404Jy sigma=1.181301 ! Fit after self-cal, rms=0.066266Jy sigma=1.179676 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 = 0.00374187 Jy ! Component: 100 - total flux cleaned = 0.00552454 Jy ! Component: 150 - total flux cleaned = 0.00672905 Jy ! Component: 200 - total flux cleaned = 0.00771308 Jy ! Total flux subtracted in 200 components = 0.00771308 Jy ! Clean residual min=-0.006152 max=0.005830 Jy/beam ! Clean residual mean=-0.000022 rms=0.001469 Jy/beam ! Combined flux in latest and established models = 1.37996 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 217 components and 1.37996 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065623Jy sigma=1.166982 ! Fit after self-cal, rms=0.065596Jy sigma=1.166589 ! 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=0.065596Jy sigma=1.166589 ! Fit after self-cal, rms=0.064630Jy sigma=1.159210 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.312 mas, bmaj=4.893 mas, bpa=13.55 degrees ! Estimated noise=0.509494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00419713 Jy ! Component: 100 - total flux cleaned = 0.00771483 Jy ! Component: 150 - total flux cleaned = 0.0100866 Jy ! Component: 200 - total flux cleaned = 0.0115569 Jy ! Total flux subtracted in 200 components = 0.0115569 Jy ! Clean residual min=-0.005237 max=0.005493 Jy/beam ! Clean residual mean=-0.000017 rms=0.001296 Jy/beam ! Combined flux in latest and established models = 1.39152 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 228 components and 1.39152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063930Jy sigma=1.145705 ! Fit after self-cal, rms=0.063889Jy sigma=1.145290 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 = 0.00178288 Jy ! Component: 100 - total flux cleaned = 0.00275956 Jy ! Component: 150 - total flux cleaned = 0.00344287 Jy ! Component: 200 - total flux cleaned = 0.00398589 Jy ! Total flux subtracted in 200 components = 0.00398589 Jy ! Clean residual min=-0.004837 max=0.005003 Jy/beam ! Clean residual mean=-0.000017 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 1.3955 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 240 components and 1.3955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063526Jy sigma=1.137811 ! Fit after self-cal, rms=0.063512Jy sigma=1.137563 ! 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=0.063512Jy sigma=1.137563 ! Fit after self-cal, rms=0.063123Jy sigma=1.135469 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.97 mas, bmaj=8.41 mas, bpa=13.6 degrees ! Estimated noise=0.71266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0059782 Jy ! Component: 100 - total flux cleaned = 0.00962447 Jy ! Component: 150 - total flux cleaned = 0.0113887 Jy ! Component: 200 - total flux cleaned = 0.0121125 Jy ! Total flux subtracted in 200 components = 0.0121125 Jy ! Clean residual min=-0.005280 max=0.005035 Jy/beam ! Clean residual mean=-0.000031 rms=0.001354 Jy/beam ! Combined flux in latest and established models = 1.40762 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 266 components and 1.40762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062819Jy sigma=1.130563 ! Fit after self-cal, rms=0.062786Jy sigma=1.129985 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 = 0.00101508 Jy ! Component: 100 - total flux cleaned = 0.00150718 Jy ! Component: 150 - total flux cleaned = 0.00184956 Jy ! Component: 200 - total flux cleaned = 0.00203284 Jy ! Total flux subtracted in 200 components = 0.00203284 Jy ! Clean residual min=-0.005076 max=0.004643 Jy/beam ! Clean residual mean=-0.000034 rms=0.001297 Jy/beam ! Combined flux in latest and established models = 1.40965 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 287 components and 1.40965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062702Jy sigma=1.128708 ! Fit after self-cal, rms=0.062694Jy sigma=1.128467 ! 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=3.311 mas, bmaj=4.882 mas, bpa=13.55 degrees ! Estimated noise=0.509045 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.311 x 4.882 at 13.55 degrees (North through East) ! Clean map min=-0.0044435 max=0.49472 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=2.859 mas, bmaj=4.165 mas, bpa=9.832 degrees ! Estimated noise=0.697102 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.373047 Jy ! Component: 100 - total flux cleaned = 0.555457 Jy ! Component: 150 - total flux cleaned = 0.675651 Jy ! Component: 200 - total flux cleaned = 0.763432 Jy ! Total flux subtracted in 200 components = 0.763432 Jy ! Clean residual min=-0.032396 max=0.051571 Jy/beam ! Clean residual mean=0.000020 rms=0.008681 Jy/beam ! Combined flux in latest and established models = 0.763432 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 0.763432 Jy ! Inverting map and beam ! Estimated beam: bmin=3.311 mas, bmaj=4.882 mas, bpa=13.55 degrees ! Estimated noise=0.509045 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 = 0.102184 Jy ! Component: 100 - total flux cleaned = 0.178442 Jy ! Component: 150 - total flux cleaned = 0.239338 Jy ! Component: 200 - total flux cleaned = 0.289912 Jy ! Total flux subtracted in 200 components = 0.289912 Jy ! Clean residual min=-0.019836 max=0.030610 Jy/beam ! Clean residual mean=-0.000016 rms=0.005955 Jy/beam ! Combined flux in latest and established models = 1.05334 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 74 components and 1.05334 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0424173 Jy ! Component: 100 - total flux cleaned = 0.0782187 Jy ! Component: 150 - total flux cleaned = 0.10856 Jy ! Component: 200 - total flux cleaned = 0.134391 Jy ! Total flux subtracted in 200 components = 0.134391 Jy ! Clean residual min=-0.013127 max=0.018630 Jy/beam ! Clean residual mean=-0.000022 rms=0.003602 Jy/beam ! Combined flux in latest and established models = 1.18773 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 106 components and 1.18773 Jy ! Inverting map ! Added new window around map position (9, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0228229 Jy ! Component: 100 - total flux cleaned = 0.0423674 Jy ! Component: 150 - total flux cleaned = 0.0594553 Jy ! Component: 200 - total flux cleaned = 0.0745779 Jy ! Total flux subtracted in 200 components = 0.0745779 Jy ! Clean residual min=-0.009372 max=0.010178 Jy/beam ! Clean residual mean=-0.000023 rms=0.002477 Jy/beam ! Combined flux in latest and established models = 1.26231 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 146 components and 1.26231 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=6.97 mas, bmaj=8.41 mas, bpa=13.6 degrees ! Estimated noise=0.71266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0287301 Jy ! Component: 100 - total flux cleaned = 0.0502058 Jy ! Component: 150 - total flux cleaned = 0.0671012 Jy ! Component: 200 - total flux cleaned = 0.0807521 Jy ! Total flux subtracted in 200 components = 0.0807521 Jy ! Clean residual min=-0.008105 max=0.009781 Jy/beam ! Clean residual mean=-0.000045 rms=0.002487 Jy/beam ! Combined flux in latest and established models = 1.34307 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 = 0.0111477 Jy ! Component: 100 - total flux cleaned = 0.0203684 Jy ! Component: 150 - total flux cleaned = 0.0280567 Jy ! Component: 200 - total flux cleaned = 0.0345035 Jy ! Total flux subtracted in 200 components = 0.0345035 Jy ! Clean residual min=-0.005720 max=0.006627 Jy/beam ! Clean residual mean=-0.000035 rms=0.001659 Jy/beam ! Combined flux in latest and established models = 1.37757 Jy ! Adding 127 model components to the UV plane model. ! The established model now contains 256 components and 1.37757 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.311 mas, bmaj=4.882 mas, bpa=13.55 degrees ! Estimated noise=0.509045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00706676 Jy ! Component: 100 - total flux cleaned = 0.0123582 Jy ! Component: 150 - total flux cleaned = 0.0167912 Jy ! Component: 200 - total flux cleaned = 0.019603 Jy ! Total flux subtracted in 200 components = 0.019603 Jy ! Clean residual min=-0.005319 max=0.005919 Jy/beam ! Clean residual mean=-0.000012 rms=0.001241 Jy/beam ! Combined flux in latest and established models = 1.39717 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 286 components and 1.39717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063301Jy sigma=1.139479 ! Fit after self-cal, rms=0.062871Jy sigma=1.129754 wmodel J1944+5448_S_map.mod ! Writing 286 model components to file: J1944+5448_S_map.mod wobs J1944+5448_S_uvs.fits ! Writing UV FITS file: J1944+5448_S_uvs.fits wwins J1944+5448_S_map.win ! wwins: Wrote 8 windows to J1944+5448_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 = 0.00219302 Jy ! Component: 100 - total flux cleaned = 0.00262559 Jy ! Component: 150 - total flux cleaned = 0.00286847 Jy ! Component: 200 - total flux cleaned = 0.00310063 Jy ! Component: 250 - total flux cleaned = 0.00317533 Jy ! Component: 300 - total flux cleaned = 0.00289054 Jy ! Component: 350 - total flux cleaned = 0.00282105 Jy ! Component: 400 - total flux cleaned = 0.00281957 Jy ! Component: 450 - total flux cleaned = 0.00288421 Jy ! Component: 500 - total flux cleaned = 0.00294715 Jy ! Component: 550 - total flux cleaned = 0.00307161 Jy ! Component: 600 - total flux cleaned = 0.00313185 Jy ! Component: 650 - total flux cleaned = 0.00319128 Jy ! Component: 700 - total flux cleaned = 0.00330665 Jy ! Component: 750 - total flux cleaned = 0.00342098 Jy ! Component: 800 - total flux cleaned = 0.00358886 Jy ! Component: 850 - total flux cleaned = 0.00375285 Jy ! Component: 900 - total flux cleaned = 0.00380552 Jy ! Component: 950 - total flux cleaned = 0.00391055 Jy ! Component: 1000 - total flux cleaned = 0.00401439 Jy ! Component: 1050 - total flux cleaned = 0.00421699 Jy ! Component: 1100 - total flux cleaned = 0.00436555 Jy ! Component: 1150 - total flux cleaned = 0.00466002 Jy ! Component: 1200 - total flux cleaned = 0.00456443 Jy ! Component: 1250 - total flux cleaned = 0.00513524 Jy ! Component: 1300 - total flux cleaned = 0.00532152 Jy ! Component: 1350 - total flux cleaned = 0.00550537 Jy ! Component: 1400 - total flux cleaned = 0.00564162 Jy ! Component: 1450 - total flux cleaned = 0.00599773 Jy ! Component: 1500 - total flux cleaned = 0.00608489 Jy ! Component: 1550 - total flux cleaned = 0.00634402 Jy ! Component: 1600 - total flux cleaned = 0.00655619 Jy ! Component: 1650 - total flux cleaned = 0.00668296 Jy ! Component: 1700 - total flux cleaned = 0.00701278 Jy ! Component: 1750 - total flux cleaned = 0.0072151 Jy ! Component: 1800 - total flux cleaned = 0.00745518 Jy ! Component: 1850 - total flux cleaned = 0.00757371 Jy ! Component: 1900 - total flux cleaned = 0.00769007 Jy ! Component: 1950 - total flux cleaned = 0.00788089 Jy ! Component: 2000 - total flux cleaned = 0.00784325 Jy ! Component: 2050 - total flux cleaned = 0.00802863 Jy ! Component: 2100 - total flux cleaned = 0.00802912 Jy ! Component: 2150 - total flux cleaned = 0.00821011 Jy ! Component: 2200 - total flux cleaned = 0.00835279 Jy ! Component: 2250 - total flux cleaned = 0.00835335 Jy ! Component: 2300 - total flux cleaned = 0.00856245 Jy ! Component: 2350 - total flux cleaned = 0.00869965 Jy ! Component: 2400 - total flux cleaned = 0.00873331 Jy ! Component: 2450 - total flux cleaned = 0.00893474 Jy ! Component: 2500 - total flux cleaned = 0.0090661 Jy ! Component: 2550 - total flux cleaned = 0.00922929 Jy ! Component: 2600 - total flux cleaned = 0.00919752 Jy ! Component: 2650 - total flux cleaned = 0.00935671 Jy ! Component: 2700 - total flux cleaned = 0.00954517 Jy ! Component: 2750 - total flux cleaned = 0.00966917 Jy ! Component: 2800 - total flux cleaned = 0.00966936 Jy ! Component: 2850 - total flux cleaned = 0.00979042 Jy ! Component: 2900 - total flux cleaned = 0.00994035 Jy ! Component: 2950 - total flux cleaned = 0.0101476 Jy ! Component: 3000 - total flux cleaned = 0.0102342 Jy ! Component: 3050 - total flux cleaned = 0.0104069 Jy ! Component: 3100 - total flux cleaned = 0.010464 Jy ! Component: 3150 - total flux cleaned = 0.0104642 Jy ! Component: 3200 - total flux cleaned = 0.0104644 Jy ! Component: 3250 - total flux cleaned = 0.0105197 Jy ! Component: 3300 - total flux cleaned = 0.0107374 Jy ! Component: 3350 - total flux cleaned = 0.0106833 Jy ! Component: 3400 - total flux cleaned = 0.0107098 Jy ! Component: 3450 - total flux cleaned = 0.0108416 Jy ! Component: 3500 - total flux cleaned = 0.0108409 Jy ! Component: 3550 - total flux cleaned = 0.0108925 Jy ! Component: 3600 - total flux cleaned = 0.0108668 Jy ! Component: 3650 - total flux cleaned = 0.0108918 Jy ! Component: 3700 - total flux cleaned = 0.0108167 Jy ! Component: 3750 - total flux cleaned = 0.0108173 Jy ! Component: 3800 - total flux cleaned = 0.0108907 Jy ! Component: 3850 - total flux cleaned = 0.0107934 Jy ! Component: 3900 - total flux cleaned = 0.0108174 Jy ! Component: 3950 - total flux cleaned = 0.0107461 Jy ! Component: 4000 - total flux cleaned = 0.0107225 Jy ! Component: 4050 - total flux cleaned = 0.0107688 Jy ! Total flux subtracted in 4096 components = 0.0106765 Jy ! Clean residual min=-0.001636 max=0.001281 Jy/beam ! Clean residual mean=-0.000007 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 1.40785 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 579 components and 1.40785 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1944+5448_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.311 x 4.882 at 13.55 degrees (North through East) ! Clean map min=-0.0028211 max=0.49847 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1944+5448_S_map.fits wmodel /vlbi/uf001/uva//J1944+5448_S_map.mod ! Writing 579 model components to file: /vlbi/uf001/uva//J1944+5448_S_map.mod wobs /vlbi/uf001/uva//J1944+5448_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1944+5448_S_uvs.fits wwins /vlbi/uf001/uva//J1944+5448_S_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1944+5448_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.498474 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000411856 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.24787 0.24787 0.495741 0.991481 1.98296 3.96593 7.93185 15.8637 31.7274 63.4548 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.498 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1210.31 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1944+5448_S_dfm.log closed on Mon Jan 14 05:12:59 2019