! Started logfile: /vlbi/uf001/uva//J0646+3041_S_dfm.log on Sun Jan 13 23:09:01 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//J0646+3041_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0646+3041_S_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.983626 visibilities/baseline/integration-bin. ! Found source: J0646+3041 ! ! 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 7569 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 J0646+3041_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 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.144460Jy sigma=22.072595 ! Fit after self-cal, rms=0.504389Jy sigma=10.203163 ! 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=2.889 mas, bmaj=5.434 mas, bpa=-4.002 degrees ! Estimated noise=0.597588 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 = 0.365853 Jy ! Component: 100 - total flux cleaned = 0.490063 Jy ! Total flux subtracted in 100 components = 0.490063 Jy ! Clean residual min=-0.019886 max=0.059520 Jy/beam ! Clean residual mean=-0.000033 rms=0.005874 Jy/beam ! Combined flux in latest and established models = 0.490063 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.490063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.142859Jy sigma=2.617634 ! Fit after self-cal, rms=0.142643Jy sigma=2.613835 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0687215 Jy ! Component: 100 - total flux cleaned = 0.109533 Jy ! Total flux subtracted in 100 components = 0.109533 Jy ! Clean residual min=-0.011303 max=0.021410 Jy/beam ! Clean residual mean=-0.000014 rms=0.002988 Jy/beam ! Combined flux in latest and established models = 0.599595 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.599595 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.089965Jy sigma=1.658046 ! Fit after self-cal, rms=0.089730Jy sigma=1.653360 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0271248 Jy ! Component: 100 - total flux cleaned = 0.0455929 Jy ! Total flux subtracted in 100 components = 0.0455929 Jy ! Clean residual min=-0.009863 max=0.017824 Jy/beam ! Clean residual mean=-0.000007 rms=0.002215 Jy/beam ! Combined flux in latest and established models = 0.645188 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 44 components and 0.645188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076605Jy sigma=1.426093 ! Fit after self-cal, rms=0.076464Jy sigma=1.423175 ! Inverting map ! Added new window around map position (3, -7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0171644 Jy ! Component: 100 - total flux cleaned = 0.0285165 Jy ! Total flux subtracted in 100 components = 0.0285165 Jy ! Clean residual min=-0.008525 max=0.008701 Jy/beam ! Clean residual mean=-0.000005 rms=0.001831 Jy/beam ! Combined flux in latest and established models = 0.673705 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 60 components and 0.673705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070453Jy sigma=1.318971 ! Fit after self-cal, rms=0.070231Jy sigma=1.314607 ! 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=3.446 mas, bmaj=6.143 mas, bpa=-3.506 degrees ! Estimated noise=0.451017 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 = 0.0135076 Jy ! Component: 100 - total flux cleaned = 0.0226177 Jy ! Component: 150 - total flux cleaned = 0.0292917 Jy ! Component: 200 - total flux cleaned = 0.0342511 Jy ! Total flux subtracted in 200 components = 0.0342511 Jy ! Clean residual min=-0.008036 max=0.008542 Jy/beam ! Clean residual mean=-0.000011 rms=0.001619 Jy/beam ! Combined flux in latest and established models = 0.707956 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 80 components and 0.707956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066598Jy sigma=1.255410 ! Fit after self-cal, rms=0.066484Jy sigma=1.253185 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.446 x 6.143 at -3.506 degrees (North through East) ! Clean map min=-0.007884 max=0.48885 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.97 KP 1.00 ! LA 0.96 MK 0.99 NL 1.03 OV 0.97 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.00 KP 1.01 ! LA 0.97 MK 1.04 NL 1.04 OV 0.93 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.01 KP 1.02 ! LA 0.97 MK 1.13 NL 1.05 OV 0.99 ! PT 0.99 SC 1.05 ! ! ! Fit before self-cal, rms=0.066484Jy sigma=1.253185 ! Fit after self-cal, rms=0.061990Jy sigma=1.158411 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.489 mas, bmaj=6.194 mas, bpa=-3.221 degrees ! Estimated noise=0.454949 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 = 0.00148737 Jy ! Component: 100 - total flux cleaned = 0.00158682 Jy ! Component: 150 - total flux cleaned = 0.00158977 Jy ! Component: 200 - total flux cleaned = 0.00146533 Jy ! Total flux subtracted in 200 components = 0.00146533 Jy ! Clean residual min=-0.004447 max=0.004790 Jy/beam ! Clean residual mean=0.000003 rms=0.001038 Jy/beam ! Combined flux in latest and established models = 0.709421 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 93 components and 0.709421 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061764Jy sigma=1.153780 ! Fit after self-cal, rms=0.061752Jy sigma=1.153531 ! 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=0.061752Jy sigma=1.153531 ! Fit after self-cal, rms=0.059885Jy sigma=1.118439 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.479 mas, bmaj=6.19 mas, bpa=-3.491 degrees ! Estimated noise=0.454369 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.94598e-05 Jy ! Component: 100 - total flux cleaned = -0.000161437 Jy ! Component: 150 - total flux cleaned = -0.000159395 Jy ! Component: 200 - total flux cleaned = -0.000207615 Jy ! Total flux subtracted in 200 components = -0.000207615 Jy ! Clean residual min=-0.002927 max=0.004447 Jy/beam ! Clean residual mean=-0.000001 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.709214 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 103 components and 0.709214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059768Jy sigma=1.116054 ! Fit after self-cal, rms=0.059760Jy sigma=1.115867 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 (2.5, -22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0042799 Jy ! Component: 100 - total flux cleaned = 0.0071199 Jy ! Component: 150 - total flux cleaned = 0.00921663 Jy ! Component: 200 - total flux cleaned = 0.0103448 Jy ! Total flux subtracted in 200 components = 0.0103448 Jy ! Clean residual min=-0.002776 max=0.003084 Jy/beam ! Clean residual mean=0.000001 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.719558 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 122 components and 0.719558 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059370Jy sigma=1.108426 ! Fit after self-cal, rms=0.059346Jy sigma=1.108095 ! Inverting map ! Added new window around map position (9.5, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00278106 Jy ! Component: 100 - total flux cleaned = 0.00382416 Jy ! Component: 150 - total flux cleaned = 0.00433315 Jy ! Component: 200 - total flux cleaned = 0.00469684 Jy ! Total flux subtracted in 200 components = 0.00469684 Jy ! Clean residual min=-0.002397 max=0.002559 Jy/beam ! Clean residual mean=0.000002 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.724255 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 143 components and 0.724255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059178Jy sigma=1.104934 ! Fit after self-cal, rms=0.059170Jy sigma=1.104819 ! Inverting map ! Added new window around map position (-5.5, -13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00255445 Jy ! Component: 100 - total flux cleaned = 0.00361428 Jy ! Component: 150 - total flux cleaned = 0.00413685 Jy ! Component: 200 - total flux cleaned = 0.0046509 Jy ! Total flux subtracted in 200 components = 0.0046509 Jy ! Clean residual min=-0.002309 max=0.002211 Jy/beam ! Clean residual mean=0.000003 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.728906 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 168 components and 0.728906 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059019Jy sigma=1.101812 ! Fit after self-cal, rms=0.059009Jy sigma=1.101594 ! 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=0.059009Jy sigma=1.101594 ! Fit after self-cal, rms=0.058952Jy sigma=1.100759 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.474 mas, bmaj=6.184 mas, bpa=-3.638 degrees ! Estimated noise=0.454082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166656 Jy ! Component: 100 - total flux cleaned = 0.00257829 Jy ! Component: 150 - total flux cleaned = 0.00314534 Jy ! Component: 200 - total flux cleaned = 0.00353009 Jy ! Total flux subtracted in 200 components = 0.00353009 Jy ! Clean residual min=-0.002064 max=0.002088 Jy/beam ! Clean residual mean=0.000001 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.732436 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 182 components and 0.732436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058871Jy sigma=1.099202 ! Fit after self-cal, rms=0.058868Jy sigma=1.099140 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 = 0.000615274 Jy ! Component: 100 - total flux cleaned = 0.000887138 Jy ! Component: 150 - total flux cleaned = 0.00114063 Jy ! Component: 200 - total flux cleaned = 0.00134568 Jy ! Total flux subtracted in 200 components = 0.00134568 Jy ! Clean residual min=-0.002057 max=0.002009 Jy/beam ! Clean residual mean=0.000001 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.733782 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 194 components and 0.733782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058828Jy sigma=1.098312 ! Fit after self-cal, rms=0.058827Jy sigma=1.098290 ! 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=0.058827Jy sigma=1.098290 ! Fit after self-cal, rms=0.058830Jy sigma=1.098127 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.175 mas, bmaj=9.445 mas, bpa=-3.41 degrees ! Estimated noise=0.592303 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134136 Jy ! Component: 100 - total flux cleaned = 0.00211269 Jy ! Component: 150 - total flux cleaned = 0.00253156 Jy ! Component: 200 - total flux cleaned = 0.00276394 Jy ! Total flux subtracted in 200 components = 0.00276394 Jy ! Clean residual min=-0.001998 max=0.002011 Jy/beam ! Clean residual mean=0.000003 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.736546 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 217 components and 0.736546 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058806Jy sigma=1.097727 ! Fit after self-cal, rms=0.058800Jy sigma=1.097649 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 = 0.000439113 Jy ! Component: 100 - total flux cleaned = 0.000628944 Jy ! Component: 150 - total flux cleaned = 0.000755724 Jy ! Component: 200 - total flux cleaned = 0.000890127 Jy ! Total flux subtracted in 200 components = 0.000890127 Jy ! Clean residual min=-0.001965 max=0.001961 Jy/beam ! Clean residual mean=0.000003 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.737436 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 235 components and 0.737436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058791Jy sigma=1.097477 ! Fit after self-cal, rms=0.058789Jy sigma=1.097453 ! 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=3.471 mas, bmaj=6.183 mas, bpa=-3.71 degrees ! Estimated noise=0.454095 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.471 x 6.183 at -3.71 degrees (North through East) ! Clean map min=-0.0018615 max=0.49231 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=2.914 mas, bmaj=5.48 mas, bpa=-3.992 degrees ! Estimated noise=0.605669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.370102 Jy ! Component: 100 - total flux cleaned = 0.494424 Jy ! Component: 150 - total flux cleaned = 0.562157 Jy ! Component: 200 - total flux cleaned = 0.602319 Jy ! Total flux subtracted in 200 components = 0.602319 Jy ! Clean residual min=-0.009207 max=0.021018 Jy/beam ! Clean residual mean=-0.000014 rms=0.002610 Jy/beam ! Combined flux in latest and established models = 0.602319 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.602319 Jy ! Inverting map and beam ! Estimated beam: bmin=3.471 mas, bmaj=6.183 mas, bpa=-3.71 degrees ! Estimated noise=0.454095 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 = 0.0343597 Jy ! Component: 100 - total flux cleaned = 0.056684 Jy ! Component: 150 - total flux cleaned = 0.0719737 Jy ! Component: 200 - total flux cleaned = 0.0827883 Jy ! Total flux subtracted in 200 components = 0.0827883 Jy ! Clean residual min=-0.004017 max=0.007048 Jy/beam ! Clean residual mean=-0.000012 rms=0.001134 Jy/beam ! Combined flux in latest and established models = 0.685107 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 71 components and 0.685107 Jy ! Inverting map ! Added new window around map position (4, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00838477 Jy ! Component: 100 - total flux cleaned = 0.0150583 Jy ! Component: 150 - total flux cleaned = 0.0205225 Jy ! Component: 200 - total flux cleaned = 0.0251669 Jy ! Total flux subtracted in 200 components = 0.0251669 Jy ! Clean residual min=-0.003166 max=0.004012 Jy/beam ! Clean residual mean=-0.000005 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.710274 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 91 components and 0.710274 Jy ! Inverting map ! Added new window around map position (-4, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00431507 Jy ! Component: 100 - total flux cleaned = 0.00787931 Jy ! Component: 150 - total flux cleaned = 0.0107578 Jy ! Component: 200 - total flux cleaned = 0.0126664 Jy ! Total flux subtracted in 200 components = 0.0126664 Jy ! Clean residual min=-0.002691 max=0.002639 Jy/beam ! Clean residual mean=-0.000002 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.72294 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 109 components and 0.72294 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=7.175 mas, bmaj=9.445 mas, bpa=-3.41 degrees ! Estimated noise=0.592303 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00351749 Jy ! Component: 100 - total flux cleaned = 0.00608832 Jy ! Component: 150 - total flux cleaned = 0.00808545 Jy ! Component: 200 - total flux cleaned = 0.00970435 Jy ! Total flux subtracted in 200 components = 0.00970435 Jy ! Clean residual min=-0.002170 max=0.002258 Jy/beam ! Clean residual mean=0.000001 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.732644 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 = 0.00132292 Jy ! Component: 100 - total flux cleaned = 0.00207636 Jy ! Component: 150 - total flux cleaned = 0.00257671 Jy ! Component: 200 - total flux cleaned = 0.0029854 Jy ! Total flux subtracted in 200 components = 0.0029854 Jy ! Clean residual min=-0.001987 max=0.002100 Jy/beam ! Clean residual mean=0.000002 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.73563 Jy ! Adding 94 model components to the UV plane model. ! The established model now contains 196 components and 0.73563 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.471 mas, bmaj=6.183 mas, bpa=-3.71 degrees ! Estimated noise=0.454095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000456461 Jy ! Component: 100 - total flux cleaned = -0.000292793 Jy ! Component: 150 - total flux cleaned = -0.000229521 Jy ! Component: 200 - total flux cleaned = 8.55596e-05 Jy ! Total flux subtracted in 200 components = 8.55596e-05 Jy ! Clean residual min=-0.002203 max=0.002261 Jy/beam ! Clean residual mean=0.000001 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.735715 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 207 components and 0.735715 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059010Jy sigma=1.100925 ! Fit after self-cal, rms=0.058986Jy sigma=1.100499 wmodel J0646+3041_S_map.mod ! Writing 207 model components to file: J0646+3041_S_map.mod wobs J0646+3041_S_uvs.fits ! Writing UV FITS file: J0646+3041_S_uvs.fits wwins J0646+3041_S_map.win ! wwins: Wrote 7 windows to J0646+3041_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 = -0.000105151 Jy ! Component: 100 - total flux cleaned = -0.000298304 Jy ! Component: 150 - total flux cleaned = -0.000265276 Jy ! Component: 200 - total flux cleaned = -6.24855e-05 Jy ! Component: 250 - total flux cleaned = 0.000201011 Jy ! Component: 300 - total flux cleaned = 0.000584524 Jy ! Component: 350 - total flux cleaned = 0.000956609 Jy ! Component: 400 - total flux cleaned = 0.00116804 Jy ! Component: 450 - total flux cleaned = 0.00137488 Jy ! Component: 500 - total flux cleaned = 0.00151935 Jy ! Component: 550 - total flux cleaned = 0.00177475 Jy ! Component: 600 - total flux cleaned = 0.00196884 Jy ! Component: 650 - total flux cleaned = 0.00213284 Jy ! Component: 700 - total flux cleaned = 0.00232103 Jy ! Component: 750 - total flux cleaned = 0.00250608 Jy ! Component: 800 - total flux cleaned = 0.00266229 Jy ! Component: 850 - total flux cleaned = 0.0028926 Jy ! Component: 900 - total flux cleaned = 0.00304352 Jy ! Component: 950 - total flux cleaned = 0.00319229 Jy ! Component: 1000 - total flux cleaned = 0.00326601 Jy ! Component: 1050 - total flux cleaned = 0.00338719 Jy ! Component: 1100 - total flux cleaned = 0.00357788 Jy ! Component: 1150 - total flux cleaned = 0.00360126 Jy ! Component: 1200 - total flux cleaned = 0.00364814 Jy ! Component: 1250 - total flux cleaned = 0.00371687 Jy ! Component: 1300 - total flux cleaned = 0.00380758 Jy ! Component: 1350 - total flux cleaned = 0.00376286 Jy ! Component: 1400 - total flux cleaned = 0.00389587 Jy ! Component: 1450 - total flux cleaned = 0.00389554 Jy ! Component: 1500 - total flux cleaned = 0.00398213 Jy ! Component: 1550 - total flux cleaned = 0.00402524 Jy ! Component: 1600 - total flux cleaned = 0.00411018 Jy ! Component: 1650 - total flux cleaned = 0.00413082 Jy ! Component: 1700 - total flux cleaned = 0.00413103 Jy ! Component: 1750 - total flux cleaned = 0.0041517 Jy ! Component: 1800 - total flux cleaned = 0.0041926 Jy ! Component: 1850 - total flux cleaned = 0.00423325 Jy ! Component: 1900 - total flux cleaned = 0.00431307 Jy ! Component: 1950 - total flux cleaned = 0.00421456 Jy ! Component: 2000 - total flux cleaned = 0.00435216 Jy ! Component: 2050 - total flux cleaned = 0.0043134 Jy ! Component: 2100 - total flux cleaned = 0.00429415 Jy ! Component: 2150 - total flux cleaned = 0.00442778 Jy ! Component: 2200 - total flux cleaned = 0.00431412 Jy ! Component: 2250 - total flux cleaned = 0.0044266 Jy ! Component: 2300 - total flux cleaned = 0.00433385 Jy ! Component: 2350 - total flux cleaned = 0.00435246 Jy ! Component: 2400 - total flux cleaned = 0.00435242 Jy ! Component: 2450 - total flux cleaned = 0.00435246 Jy ! Component: 2500 - total flux cleaned = 0.0043702 Jy ! Component: 2550 - total flux cleaned = 0.00431674 Jy ! Component: 2600 - total flux cleaned = 0.00433456 Jy ! Component: 2650 - total flux cleaned = 0.00431699 Jy ! Component: 2700 - total flux cleaned = 0.00426481 Jy ! Component: 2750 - total flux cleaned = 0.00424759 Jy ! Component: 2800 - total flux cleaned = 0.00423065 Jy ! Component: 2850 - total flux cleaned = 0.00424757 Jy ! Component: 2900 - total flux cleaned = 0.0042476 Jy ! Component: 2950 - total flux cleaned = 0.00421409 Jy ! Component: 3000 - total flux cleaned = 0.00424723 Jy ! Component: 3050 - total flux cleaned = 0.00429681 Jy ! Component: 3100 - total flux cleaned = 0.00426401 Jy ! Component: 3150 - total flux cleaned = 0.00431251 Jy ! Component: 3200 - total flux cleaned = 0.00434467 Jy ! Component: 3250 - total flux cleaned = 0.00428078 Jy ! Component: 3300 - total flux cleaned = 0.00428064 Jy ! Component: 3350 - total flux cleaned = 0.00426478 Jy ! Component: 3400 - total flux cleaned = 0.00429615 Jy ! Component: 3450 - total flux cleaned = 0.00424956 Jy ! Component: 3500 - total flux cleaned = 0.00417236 Jy ! Component: 3550 - total flux cleaned = 0.00420291 Jy ! Component: 3600 - total flux cleaned = 0.00415729 Jy ! Component: 3650 - total flux cleaned = 0.0041422 Jy ! Component: 3700 - total flux cleaned = 0.00409696 Jy ! Component: 3750 - total flux cleaned = 0.00409691 Jy ! Component: 3800 - total flux cleaned = 0.00412668 Jy ! Component: 3850 - total flux cleaned = 0.0041265 Jy ! Component: 3900 - total flux cleaned = 0.00405349 Jy ! Component: 3950 - total flux cleaned = 0.00405344 Jy ! Component: 4000 - total flux cleaned = 0.0040968 Jy ! Component: 4050 - total flux cleaned = 0.00405371 Jy ! Total flux subtracted in 4096 components = 0.00403938 Jy ! Clean residual min=-0.000975 max=0.000874 Jy/beam ! Clean residual mean=0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.739755 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 505 components and 0.739755 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0646+3041_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.471 x 6.183 at -3.71 degrees (North through East) ! Clean map min=-0.0014913 max=0.49379 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0646+3041_S_map.fits wmodel /vlbi/uf001/uva//J0646+3041_S_map.mod ! Writing 505 model components to file: /vlbi/uf001/uva//J0646+3041_S_map.mod wobs /vlbi/uf001/uva//J0646+3041_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0646+3041_S_uvs.fits wwins /vlbi/uf001/uva//J0646+3041_S_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0646+3041_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.493791 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000255214 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.155054 0.155054 0.310107 0.620214 1.24043 2.48086 4.96171 9.92343 19.8469 39.6937 79.3874 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.493 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1934.81 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0646+3041_S_dfm.log closed on Sun Jan 13 23:09:06 2019