! Started logfile: /vlbi/uf001/uva//J2050+0407_S_dfm.log on Mon Jan 14 05:39:16 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//J2050+0407_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2050+0407_S_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.951323 visibilities/baseline/integration-bin. ! Found source: J2050+0407 ! ! 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 5394 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 J2050+0407_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 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.185017Jy sigma=20.652797 ! Fit after self-cal, rms=0.439797Jy sigma=7.861147 ! 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=2.732 mas, bmaj=6.839 mas, bpa=-3.586 degrees ! Estimated noise=0.681676 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 = 0.425188 Jy ! Component: 100 - total flux cleaned = 0.540083 Jy ! Total flux subtracted in 100 components = 0.540083 Jy ! Clean residual min=-0.015680 max=0.050947 Jy/beam ! Clean residual mean=-0.000085 rms=0.004785 Jy/beam ! Combined flux in latest and established models = 0.540084 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.540084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136938Jy sigma=2.243618 ! Fit after self-cal, rms=0.136696Jy sigma=2.238400 ! Inverting map ! Added new window around map position (-2.5, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0570199 Jy ! Component: 100 - total flux cleaned = 0.0882725 Jy ! Total flux subtracted in 100 components = 0.0882725 Jy ! Clean residual min=-0.011094 max=0.017943 Jy/beam ! Clean residual mean=-0.000065 rms=0.002868 Jy/beam ! Combined flux in latest and established models = 0.628356 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 25 components and 0.628356 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.097547Jy sigma=1.565556 ! Fit after self-cal, rms=0.097130Jy sigma=1.557783 ! Inverting map ! Added new window around map position (-6, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0223923 Jy ! Component: 100 - total flux cleaned = 0.0386868 Jy ! Total flux subtracted in 100 components = 0.0386868 Jy ! Clean residual min=-0.009263 max=0.012396 Jy/beam ! Clean residual mean=-0.000054 rms=0.002362 Jy/beam ! Combined flux in latest and established models = 0.667043 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 49 components and 0.667043 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086834Jy sigma=1.381141 ! Fit after self-cal, rms=0.086527Jy sigma=1.375201 ! 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=3.194 mas, bmaj=7.566 mas, bpa=-2.777 degrees ! Estimated noise=0.608266 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 = 0.0229608 Jy ! Component: 100 - total flux cleaned = 0.0387802 Jy ! Component: 150 - total flux cleaned = 0.0505354 Jy ! Component: 200 - total flux cleaned = 0.0594867 Jy ! Total flux subtracted in 200 components = 0.0594867 Jy ! Clean residual min=-0.009046 max=0.012045 Jy/beam ! Clean residual mean=-0.000042 rms=0.002453 Jy/beam ! Combined flux in latest and established models = 0.72653 Jy ! Performing phase self-cal ! Adding 66 model components to the UV plane model. ! The established model now contains 94 components and 0.72653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077834Jy sigma=1.229570 ! Fit after self-cal, rms=0.077516Jy sigma=1.223077 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.194 x 7.566 at -2.777 degrees (North through East) ! Clean map min=-0.0085145 max=0.56346 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.02 KP 1.02 ! LA 0.95 MK 1.06 NL 1.03 OV 1.01 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.01 KP 1.01 ! LA 0.96 MK 1.01 NL 1.04 OV 1.01 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.03 KP 1.01 ! LA 0.95 MK 0.99 NL 1.02 OV 1.01 ! PT 0.95 SC 1.01 ! ! ! Fit before self-cal, rms=0.077516Jy sigma=1.223077 ! Fit after self-cal, rms=0.071455Jy sigma=1.129623 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.222 mas, bmaj=7.622 mas, bpa=-2.664 degrees ! Estimated noise=0.606281 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 (-13, 5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00862753 Jy ! Component: 100 - total flux cleaned = 0.0123369 Jy ! Component: 150 - total flux cleaned = 0.0132094 Jy ! Component: 200 - total flux cleaned = 0.0133264 Jy ! Total flux subtracted in 200 components = 0.0133264 Jy ! Clean residual min=-0.006450 max=0.005863 Jy/beam ! Clean residual mean=0.000001 rms=0.001482 Jy/beam ! Combined flux in latest and established models = 0.739856 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 130 components and 0.739856 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070287Jy sigma=1.107878 ! Fit after self-cal, rms=0.070226Jy sigma=1.106726 ! 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=0.070226Jy sigma=1.106726 ! Fit after self-cal, rms=0.063735Jy sigma=1.020381 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.219 mas, bmaj=7.627 mas, bpa=-2.676 degrees ! Estimated noise=0.605409 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123747 Jy ! Component: 100 - total flux cleaned = 0.00110605 Jy ! Component: 150 - total flux cleaned = 0.0013094 Jy ! Component: 200 - total flux cleaned = 0.00139663 Jy ! Total flux subtracted in 200 components = 0.00139663 Jy ! Clean residual min=-0.003199 max=0.003737 Jy/beam ! Clean residual mean=-0.000001 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.741253 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 152 components and 0.741253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063257Jy sigma=1.011235 ! Fit after self-cal, rms=0.063228Jy sigma=1.010557 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 (-52.5, 61.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00266579 Jy ! Component: 100 - total flux cleaned = 0.00351782 Jy ! Component: 150 - total flux cleaned = 0.00388229 Jy ! Component: 200 - total flux cleaned = 0.00426556 Jy ! Total flux subtracted in 200 components = 0.00426556 Jy ! Clean residual min=-0.003019 max=0.002906 Jy/beam ! Clean residual mean=-0.000002 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.745518 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 173 components and 0.745518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062991Jy sigma=1.006246 ! Fit after self-cal, rms=0.062978Jy sigma=1.006001 ! 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=0.062978Jy sigma=1.006001 ! Fit after self-cal, rms=0.062832Jy sigma=1.002819 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.22 mas, bmaj=7.632 mas, bpa=-2.691 degrees ! Estimated noise=0.605013 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000457666 Jy ! Component: 100 - total flux cleaned = -0.000527885 Jy ! Component: 150 - total flux cleaned = -0.000598828 Jy ! Component: 200 - total flux cleaned = -0.00065735 Jy ! Total flux subtracted in 200 components = -0.00065735 Jy ! Clean residual min=-0.002643 max=0.002626 Jy/beam ! Clean residual mean=-0.000003 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.744861 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 186 components and 0.744861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062684Jy sigma=1.000313 ! Fit after self-cal, rms=0.062677Jy sigma=1.000158 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 = 3.18424e-05 Jy ! Component: 100 - total flux cleaned = -2.21494e-05 Jy ! Component: 150 - total flux cleaned = -2.10889e-05 Jy ! Component: 200 - total flux cleaned = 2.55631e-05 Jy ! Total flux subtracted in 200 components = 2.55631e-05 Jy ! Clean residual min=-0.002520 max=0.002562 Jy/beam ! Clean residual mean=-0.000003 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.744887 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 199 components and 0.744886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062599Jy sigma=0.998804 ! Fit after self-cal, rms=0.062597Jy sigma=0.998734 ! 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=0.062597Jy sigma=0.998734 ! Fit after self-cal, rms=0.062571Jy sigma=0.998342 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.321 mas, bmaj=11.55 mas, bpa=-0.8042 degrees ! Estimated noise=0.795606 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000188756 Jy ! Component: 100 - total flux cleaned = 0.00025799 Jy ! Component: 150 - total flux cleaned = 0.000309849 Jy ! Component: 200 - total flux cleaned = 0.000429316 Jy ! Total flux subtracted in 200 components = 0.000429316 Jy ! Clean residual min=-0.003482 max=0.002514 Jy/beam ! Clean residual mean=-0.000008 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 0.745316 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 217 components and 0.745316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062513Jy sigma=0.997334 ! Fit after self-cal, rms=0.062502Jy sigma=0.997185 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 = 0.000164267 Jy ! Component: 100 - total flux cleaned = 2.19605e-05 Jy ! Component: 150 - total flux cleaned = 2.17112e-05 Jy ! Component: 200 - total flux cleaned = -6.46753e-06 Jy ! Total flux subtracted in 200 components = -6.46753e-06 Jy ! Clean residual min=-0.003448 max=0.002500 Jy/beam ! Clean residual mean=-0.000008 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.745309 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 236 components and 0.745309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062487Jy sigma=0.996857 ! Fit after self-cal, rms=0.062484Jy sigma=0.996824 ! 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=3.221 mas, bmaj=7.635 mas, bpa=-2.676 degrees ! Estimated noise=0.604813 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.221 x 7.635 at -2.676 degrees (North through East) ! Clean map min=-0.0024563 max=0.55998 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062484Jy sigma=0.996824 ! Fit after self-cal, rms=0.058662Jy sigma=0.924926 ! Inverting map and beam ! Estimated beam: bmin=3.222 mas, bmaj=7.637 mas, bpa=-2.673 degrees ! Estimated noise=0.604479 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000575553 Jy ! Component: 100 - total flux cleaned = -0.000977121 Jy ! Component: 150 - total flux cleaned = -0.00116004 Jy ! Component: 200 - total flux cleaned = -0.00132422 Jy ! Total flux subtracted in 200 components = -0.00132422 Jy ! Clean residual min=-0.002486 max=0.002282 Jy/beam ! Clean residual mean=-0.000006 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.743985 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 254 components and 0.743985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058587Jy sigma=0.923643 ! Fit after self-cal, rms=0.058587Jy sigma=0.923592 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.97652e-05 Jy ! Component: 100 - total flux cleaned = -0.000218702 Jy ! Component: 150 - total flux cleaned = -0.000254051 Jy ! Component: 200 - total flux cleaned = -0.00035387 Jy ! Total flux subtracted in 200 components = -0.00035387 Jy ! Clean residual min=-0.002481 max=0.002214 Jy/beam ! Clean residual mean=-0.000006 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.743631 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 265 components and 0.743631 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058545Jy sigma=0.922903 ! Fit after self-cal, rms=0.058546Jy sigma=0.922875 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058546Jy sigma=0.922875 ! Fit after self-cal, rms=0.058568Jy sigma=0.922764 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=2.752 mas, bmaj=6.885 mas, bpa=-3.528 degrees ! Estimated noise=0.682363 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.425051 Jy ! Component: 100 - total flux cleaned = 0.540764 Jy ! Component: 150 - total flux cleaned = 0.596702 Jy ! Component: 200 - total flux cleaned = 0.628934 Jy ! Total flux subtracted in 200 components = 0.628934 Jy ! Clean residual min=-0.007367 max=0.017335 Jy/beam ! Clean residual mean=-0.000044 rms=0.001961 Jy/beam ! Combined flux in latest and established models = 0.628934 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.628934 Jy ! Inverting map and beam ! Estimated beam: bmin=3.223 mas, bmaj=7.638 mas, bpa=-2.663 degrees ! Estimated noise=0.604563 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 = 0.0317946 Jy ! Component: 100 - total flux cleaned = 0.0512981 Jy ! Component: 150 - total flux cleaned = 0.0644508 Jy ! Component: 200 - total flux cleaned = 0.073811 Jy ! Total flux subtracted in 200 components = 0.073811 Jy ! Clean residual min=-0.003312 max=0.005253 Jy/beam ! Clean residual mean=-0.000025 rms=0.001069 Jy/beam ! Combined flux in latest and established models = 0.702745 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 71 components and 0.702745 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00689228 Jy ! Component: 100 - total flux cleaned = 0.0122037 Jy ! Component: 150 - total flux cleaned = 0.0164182 Jy ! Component: 200 - total flux cleaned = 0.0198686 Jy ! Total flux subtracted in 200 components = 0.0198686 Jy ! Clean residual min=-0.002676 max=0.002763 Jy/beam ! Clean residual mean=-0.000016 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 0.722614 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 131 components and 0.722614 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.322 mas, bmaj=11.55 mas, bpa=-0.7463 degrees ! Estimated noise=0.79487 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00511149 Jy ! Component: 100 - total flux cleaned = 0.00857271 Jy ! Component: 150 - total flux cleaned = 0.0111873 Jy ! Component: 200 - total flux cleaned = 0.0132418 Jy ! Total flux subtracted in 200 components = 0.0132418 Jy ! Clean residual min=-0.003788 max=0.002616 Jy/beam ! Clean residual mean=-0.000023 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.735856 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 = 0.00163931 Jy ! Component: 100 - total flux cleaned = 0.00296376 Jy ! Component: 150 - total flux cleaned = 0.00367727 Jy ! Component: 200 - total flux cleaned = 0.00411502 Jy ! Total flux subtracted in 200 components = 0.00411502 Jy ! Clean residual min=-0.003665 max=0.002649 Jy/beam ! Clean residual mean=-0.000019 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.739971 Jy ! Adding 112 model components to the UV plane model. ! The established model now contains 233 components and 0.739971 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.223 mas, bmaj=7.638 mas, bpa=-2.663 degrees ! Estimated noise=0.604563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000230396 Jy ! Component: 100 - total flux cleaned = 0.000610097 Jy ! Component: 150 - total flux cleaned = 0.000993616 Jy ! Component: 200 - total flux cleaned = 0.00122628 Jy ! Total flux subtracted in 200 components = 0.00122628 Jy ! Clean residual min=-0.002566 max=0.002138 Jy/beam ! Clean residual mean=-0.000007 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.741197 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 257 components and 0.741198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058537Jy sigma=0.922731 ! Fit after self-cal, rms=0.058526Jy sigma=0.922444 wmodel J2050+0407_S_map.mod ! Writing 257 model components to file: J2050+0407_S_map.mod wobs J2050+0407_S_uvs.fits ! Writing UV FITS file: J2050+0407_S_uvs.fits wwins J2050+0407_S_map.win ! wwins: Wrote 5 windows to J2050+0407_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 = -0.000345822 Jy ! Component: 100 - total flux cleaned = -0.000191653 Jy ! Component: 150 - total flux cleaned = -0.00011901 Jy ! Component: 200 - total flux cleaned = -4.9656e-05 Jy ! Component: 250 - total flux cleaned = -1.5551e-05 Jy ! Component: 300 - total flux cleaned = -8.15607e-05 Jy ! Component: 350 - total flux cleaned = -0.000274795 Jy ! Component: 400 - total flux cleaned = -0.000432359 Jy ! Component: 450 - total flux cleaned = -0.000555692 Jy ! Component: 500 - total flux cleaned = -0.000707736 Jy ! Component: 550 - total flux cleaned = -0.000916451 Jy ! Component: 600 - total flux cleaned = -0.000975079 Jy ! Component: 650 - total flux cleaned = -0.000975141 Jy ! Component: 700 - total flux cleaned = -0.00103253 Jy ! Component: 750 - total flux cleaned = -0.00108907 Jy ! Component: 800 - total flux cleaned = -0.00114443 Jy ! Component: 850 - total flux cleaned = -0.0011723 Jy ! Component: 900 - total flux cleaned = -0.00122693 Jy ! Component: 950 - total flux cleaned = -0.00120054 Jy ! Component: 1000 - total flux cleaned = -0.00130604 Jy ! Component: 1050 - total flux cleaned = -0.0013065 Jy ! Component: 1100 - total flux cleaned = -0.00140945 Jy ! Component: 1150 - total flux cleaned = -0.00138429 Jy ! Component: 1200 - total flux cleaned = -0.00143416 Jy ! Component: 1250 - total flux cleaned = -0.00143423 Jy ! Component: 1300 - total flux cleaned = -0.00153174 Jy ! Component: 1350 - total flux cleaned = -0.00153168 Jy ! Component: 1400 - total flux cleaned = -0.00155552 Jy ! Component: 1450 - total flux cleaned = -0.00153166 Jy ! Component: 1500 - total flux cleaned = -0.00150796 Jy ! Component: 1550 - total flux cleaned = -0.00153112 Jy ! Component: 1600 - total flux cleaned = -0.0015312 Jy ! Component: 1650 - total flux cleaned = -0.00153134 Jy ! Component: 1700 - total flux cleaned = -0.00155361 Jy ! Component: 1750 - total flux cleaned = -0.0015089 Jy ! Component: 1800 - total flux cleaned = -0.00153112 Jy ! Component: 1850 - total flux cleaned = -0.0016407 Jy ! Component: 1900 - total flux cleaned = -0.0016405 Jy ! Component: 1950 - total flux cleaned = -0.00151085 Jy ! Component: 2000 - total flux cleaned = -0.00146802 Jy ! Component: 2050 - total flux cleaned = -0.00153197 Jy ! Component: 2100 - total flux cleaned = -0.00144804 Jy ! Component: 2150 - total flux cleaned = -0.00148953 Jy ! Component: 2200 - total flux cleaned = -0.00144833 Jy ! Component: 2250 - total flux cleaned = -0.00144834 Jy ! Component: 2300 - total flux cleaned = -0.00140795 Jy ! Component: 2350 - total flux cleaned = -0.00146833 Jy ! Component: 2400 - total flux cleaned = -0.00136825 Jy ! Component: 2450 - total flux cleaned = -0.0014081 Jy ! Component: 2500 - total flux cleaned = -0.00144738 Jy ! Component: 2550 - total flux cleaned = -0.00142792 Jy ! Component: 2600 - total flux cleaned = -0.00135038 Jy ! Component: 2650 - total flux cleaned = -0.00136966 Jy ! Component: 2700 - total flux cleaned = -0.0012741 Jy ! Component: 2750 - total flux cleaned = -0.00133099 Jy ! Component: 2800 - total flux cleaned = -0.00127412 Jy ! Component: 2850 - total flux cleaned = -0.00121814 Jy ! Component: 2900 - total flux cleaned = -0.00125537 Jy ! Component: 2950 - total flux cleaned = -0.00114481 Jy ! Component: 3000 - total flux cleaned = -0.00114458 Jy ! Component: 3050 - total flux cleaned = -0.00110816 Jy ! Component: 3100 - total flux cleaned = -0.00103586 Jy ! Component: 3150 - total flux cleaned = -0.000982202 Jy ! Component: 3200 - total flux cleaned = -0.000964514 Jy ! Component: 3250 - total flux cleaned = -0.00087643 Jy ! Component: 3300 - total flux cleaned = -0.000876508 Jy ! Component: 3350 - total flux cleaned = -0.000893908 Jy ! Component: 3400 - total flux cleaned = -0.000842057 Jy ! Component: 3450 - total flux cleaned = -0.000824936 Jy ! Component: 3500 - total flux cleaned = -0.000756964 Jy ! Component: 3550 - total flux cleaned = -0.00068947 Jy ! Component: 3600 - total flux cleaned = -0.000622232 Jy ! Component: 3650 - total flux cleaned = -0.000588952 Jy ! Component: 3700 - total flux cleaned = -0.000555922 Jy ! Component: 3750 - total flux cleaned = -0.000457072 Jy ! Component: 3800 - total flux cleaned = -0.000555265 Jy ! Component: 3850 - total flux cleaned = -0.000522622 Jy ! Component: 3900 - total flux cleaned = -0.000409456 Jy ! Component: 3950 - total flux cleaned = -0.000393464 Jy ! Component: 4000 - total flux cleaned = -0.000377647 Jy ! Component: 4050 - total flux cleaned = -0.000361863 Jy ! Total flux subtracted in 4096 components = -0.000346041 Jy ! Clean residual min=-0.000862 max=0.000910 Jy/beam ! Clean residual mean=-0.000004 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.740852 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 545 components and 0.740852 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2050+0407_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.223 x 7.638 at -2.663 degrees (North through East) ! Clean map min=-0.001652 max=0.56209 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2050+0407_S_map.fits wmodel /vlbi/uf001/uva//J2050+0407_S_map.mod ! Writing 545 model components to file: /vlbi/uf001/uva//J2050+0407_S_map.mod wobs /vlbi/uf001/uva//J2050+0407_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2050+0407_S_uvs.fits wwins /vlbi/uf001/uva//J2050+0407_S_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J2050+0407_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.562091 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000292123 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.155912 0.155912 0.311824 0.623649 1.2473 2.4946 4.98919 9.97838 19.9568 39.9135 79.827 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.562 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1924.16 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2050+0407_S_dfm.log closed on Mon Jan 14 05:39:20 2019