! Started logfile: /vlbi/uf001/uvm//J1824+5651_S_a_dfm.log on Sun Jan 13 22:14:25 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/uvm//J1824+5651_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1824+5651_S_a_uvm.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! AN table 2: 10 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.809524 visibilities/baseline/integration-bin. ! Found source: J1824+5651 ! ! 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 1224 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 J1824+5651_S_a] 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 12 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.093148Jy sigma=18.639785 ! Fit after self-cal, rms=0.472402Jy sigma=8.043003 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.108 mas, bmaj=4.245 mas, bpa=34.87 degrees ! Estimated noise=1.62305 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 = 0.419713 Jy ! Component: 100 - total flux cleaned = 0.513801 Jy ! Total flux subtracted in 100 components = 0.513801 Jy ! Clean residual min=-0.020165 max=0.035422 Jy/beam ! Clean residual mean=-0.000085 rms=0.005827 Jy/beam ! Combined flux in latest and established models = 0.513801 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.513801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.134750Jy sigma=2.051807 ! Fit after self-cal, rms=0.134696Jy sigma=2.051155 ! Inverting map ! Added new window around map position (-2, -7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0396473 Jy ! Component: 100 - total flux cleaned = 0.0629719 Jy ! Total flux subtracted in 100 components = 0.0629719 Jy ! Clean residual min=-0.015525 max=0.021584 Jy/beam ! Clean residual mean=-0.000104 rms=0.004779 Jy/beam ! Combined flux in latest and established models = 0.576773 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.576773 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.120729Jy sigma=1.750825 ! Fit after self-cal, rms=0.120440Jy sigma=1.745416 ! 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=3.553 mas, bmaj=4.872 mas, bpa=31.05 degrees ! Estimated noise=1.40911 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 = 0.0216452 Jy ! Component: 100 - total flux cleaned = 0.034488 Jy ! Component: 150 - total flux cleaned = 0.042666 Jy ! Component: 200 - total flux cleaned = 0.0476418 Jy ! Total flux subtracted in 200 components = 0.0476418 Jy ! Clean residual min=-0.014667 max=0.020734 Jy/beam ! Clean residual mean=-0.000183 rms=0.004966 Jy/beam ! Combined flux in latest and established models = 0.624415 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 42 components and 0.624415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117110Jy sigma=1.648318 ! Fit after self-cal, rms=0.116983Jy sigma=1.645333 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.553 x 4.872 at 31.05 degrees (North through East) ! Clean map min=-0.014352 max=0.54242 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.89 KP 0.99 ! LA 0.94 MK 0.95 NL 0.91 OV 0.93 ! PT 2.29 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 HN 1.02 KP 1.01 LA 0.93 ! MK 1.02 NL 1.02 OV 0.95 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.94 KP 1.04 ! LA 0.96 MK 0.96 NL 0.99 OV 0.91 ! PT 2.20 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 1.00 KP 1.02 LA 0.93 ! MK 1.03 NL 1.03 OV 0.95 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.89 KP 0.95 ! LA 0.94 MK 0.99 NL 1.06 OV 0.92 ! PT 2.12 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 0.99 KP 0.99 LA 0.92 ! MK 1.05 NL 1.00 OV 0.96 PT 0.93 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.116983Jy sigma=1.645333 ! Fit after self-cal, rms=0.085355Jy sigma=1.127252 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.535 mas, bmaj=4.851 mas, bpa=31.02 degrees ! Estimated noise=1.4185 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 (-10, -22.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131113 Jy ! Component: 100 - total flux cleaned = 0.021612 Jy ! Component: 150 - total flux cleaned = 0.0279724 Jy ! Component: 200 - total flux cleaned = 0.0330303 Jy ! Total flux subtracted in 200 components = 0.0330303 Jy ! Clean residual min=-0.007598 max=0.008338 Jy/beam ! Clean residual mean=-0.000064 rms=0.001836 Jy/beam ! Combined flux in latest and established models = 0.657445 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 79 components and 0.657445 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082541Jy sigma=1.073764 ! Fit after self-cal, rms=0.083086Jy sigma=1.070267 ! 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=0.083086Jy sigma=1.070267 ! Fit after self-cal, rms=0.082227Jy sigma=1.054054 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.531 mas, bmaj=4.848 mas, bpa=30.76 degrees ! Estimated noise=1.41749 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00489451 Jy ! Component: 100 - total flux cleaned = 0.00798078 Jy ! Component: 150 - total flux cleaned = 0.00949477 Jy ! Component: 200 - total flux cleaned = 0.0106323 Jy ! Total flux subtracted in 200 components = 0.0106323 Jy ! Clean residual min=-0.005886 max=0.008023 Jy/beam ! Clean residual mean=-0.000047 rms=0.001618 Jy/beam ! Combined flux in latest and established models = 0.668077 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 96 components and 0.668077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081744Jy sigma=1.044887 ! Fit after self-cal, rms=0.081706Jy sigma=1.044442 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 (-24.5, -51). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00719688 Jy ! Component: 100 - total flux cleaned = 0.0113827 Jy ! Component: 150 - total flux cleaned = 0.0143023 Jy ! Component: 200 - total flux cleaned = 0.0159519 Jy ! Total flux subtracted in 200 components = 0.0159519 Jy ! Clean residual min=-0.005430 max=0.006154 Jy/beam ! Clean residual mean=-0.000036 rms=0.001453 Jy/beam ! Combined flux in latest and established models = 0.684029 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 120 components and 0.684029 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080780Jy sigma=1.029382 ! Fit after self-cal, rms=0.080779Jy sigma=1.028823 ! Inverting map ! Added new window around map position (-5.5, -53.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00551436 Jy ! Component: 100 - total flux cleaned = 0.00767855 Jy ! Component: 150 - total flux cleaned = 0.00879502 Jy ! Component: 200 - total flux cleaned = 0.00980621 Jy ! Total flux subtracted in 200 components = 0.00980621 Jy ! Clean residual min=-0.005101 max=0.005694 Jy/beam ! Clean residual mean=-0.000031 rms=0.001351 Jy/beam ! Combined flux in latest and established models = 0.693835 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 139 components and 0.693835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080313Jy sigma=1.018813 ! Fit after self-cal, rms=0.080305Jy sigma=1.018490 ! 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=0.080305Jy sigma=1.018490 ! Fit after self-cal, rms=0.080021Jy sigma=1.016643 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.531 mas, bmaj=4.846 mas, bpa=30.89 degrees ! Estimated noise=1.41665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00245725 Jy ! Component: 100 - total flux cleaned = 0.00354982 Jy ! Component: 150 - total flux cleaned = 0.00429374 Jy ! Component: 200 - total flux cleaned = 0.00505504 Jy ! Total flux subtracted in 200 components = 0.00505504 Jy ! Clean residual min=-0.005015 max=0.005593 Jy/beam ! Clean residual mean=-0.000017 rms=0.001306 Jy/beam ! Combined flux in latest and established models = 0.69889 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 151 components and 0.69889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079816Jy sigma=1.013022 ! Fit after self-cal, rms=0.079812Jy sigma=1.012935 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 (-4.5, 31.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0033948 Jy ! Component: 100 - total flux cleaned = 0.00404486 Jy ! Component: 150 - total flux cleaned = 0.00433726 Jy ! Component: 200 - total flux cleaned = 0.00497958 Jy ! Total flux subtracted in 200 components = 0.00497958 Jy ! Clean residual min=-0.004803 max=0.005284 Jy/beam ! Clean residual mean=-0.000016 rms=0.001224 Jy/beam ! Combined flux in latest and established models = 0.70387 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 176 components and 0.70387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079420Jy sigma=1.003771 ! Fit after self-cal, rms=0.079385Jy sigma=1.003602 ! Inverting map ! Added new window around map position (-84.5, -69.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306455 Jy ! Component: 100 - total flux cleaned = 0.00334136 Jy ! Component: 150 - total flux cleaned = 0.00405754 Jy ! Component: 200 - total flux cleaned = 0.0045653 Jy ! Total flux subtracted in 200 components = 0.0045653 Jy ! Clean residual min=-0.004590 max=0.004835 Jy/beam ! Clean residual mean=-0.000022 rms=0.001162 Jy/beam ! Combined flux in latest and established models = 0.708435 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 198 components and 0.708435 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078999Jy sigma=0.996663 ! Fit after self-cal, rms=0.078976Jy sigma=0.996433 ! Inverting map ! Added new window around map position (50, -128). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00350289 Jy ! Component: 100 - total flux cleaned = 0.00401406 Jy ! Component: 150 - total flux cleaned = 0.00453787 Jy ! Component: 200 - total flux cleaned = 0.00528162 Jy ! Total flux subtracted in 200 components = 0.00528162 Jy ! Clean residual min=-0.004638 max=0.004326 Jy/beam ! Clean residual mean=-0.000020 rms=0.001117 Jy/beam ! Combined flux in latest and established models = 0.713717 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 219 components and 0.713717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078609Jy sigma=0.989537 ! Fit after self-cal, rms=0.078569Jy sigma=0.989192 ! 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=0.078569Jy sigma=0.989192 ! Fit after self-cal, rms=0.078366Jy sigma=0.988019 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.199 mas, bmaj=9.488 mas, bpa=41.93 degrees ! Estimated noise=1.94806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00344913 Jy ! Component: 100 - total flux cleaned = 0.00506367 Jy ! Component: 150 - total flux cleaned = 0.0061896 Jy ! Component: 200 - total flux cleaned = 0.0071263 Jy ! Total flux subtracted in 200 components = 0.0071263 Jy ! Clean residual min=-0.005323 max=0.005171 Jy/beam ! Clean residual mean=-0.000037 rms=0.001511 Jy/beam ! Combined flux in latest and established models = 0.720843 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 236 components and 0.720843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078220Jy sigma=0.986139 ! Fit after self-cal, rms=0.078183Jy sigma=0.985933 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 = 0.0011605 Jy ! Component: 100 - total flux cleaned = 0.00189051 Jy ! Component: 150 - total flux cleaned = 0.00243844 Jy ! Component: 200 - total flux cleaned = 0.00277646 Jy ! Total flux subtracted in 200 components = 0.00277646 Jy ! Clean residual min=-0.005166 max=0.004997 Jy/beam ! Clean residual mean=-0.000036 rms=0.001475 Jy/beam ! Combined flux in latest and established models = 0.72362 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 246 components and 0.72362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078126Jy sigma=0.985221 ! Fit after self-cal, rms=0.078107Jy sigma=0.985175 ! 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=3.532 mas, bmaj=4.845 mas, bpa=31.03 degrees ! Estimated noise=1.41428 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.532 x 4.845 at 31.03 degrees (North through East) ! Clean map min=-0.0040345 max=0.5391 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=0.078107Jy sigma=0.985175 ! Fit after self-cal, rms=0.074134Jy sigma=0.932020 ! Inverting map and beam ! Estimated beam: bmin=3.533 mas, bmaj=4.842 mas, bpa=30.99 degrees ! Estimated noise=1.41448 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113316 Jy ! Component: 100 - total flux cleaned = 0.00138071 Jy ! Component: 150 - total flux cleaned = 0.00137729 Jy ! Component: 200 - total flux cleaned = 0.00151758 Jy ! Total flux subtracted in 200 components = 0.00151758 Jy ! Clean residual min=-0.004048 max=0.004474 Jy/beam ! Clean residual mean=-0.000013 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 0.725137 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 265 components and 0.725137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073956Jy sigma=0.928708 ! Fit after self-cal, rms=0.073957Jy sigma=0.928683 ! Inverting map ! Added new window around map position (-8, 59). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00393406 Jy ! Component: 100 - total flux cleaned = 0.00476174 Jy ! Component: 150 - total flux cleaned = 0.0052152 Jy ! Component: 200 - total flux cleaned = 0.00585138 Jy ! Total flux subtracted in 200 components = 0.00585138 Jy ! Clean residual min=-0.004041 max=0.003747 Jy/beam ! Clean residual mean=-0.000006 rms=0.000988 Jy/beam ! Combined flux in latest and established models = 0.730989 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 286 components and 0.730988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073612Jy sigma=0.923408 ! Fit after self-cal, rms=0.073642Jy sigma=0.923238 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073642Jy sigma=0.923238 ! Fit after self-cal, rms=0.073571Jy sigma=0.922702 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.115 mas, bmaj=4.251 mas, bpa=35.96 degrees ! Estimated noise=1.61332 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.415486 Jy ! Component: 100 - total flux cleaned = 0.510211 Jy ! Component: 150 - total flux cleaned = 0.552846 Jy ! Component: 200 - total flux cleaned = 0.577957 Jy ! Total flux subtracted in 200 components = 0.577957 Jy ! Clean residual min=-0.009310 max=0.014510 Jy/beam ! Clean residual mean=-0.000004 rms=0.002580 Jy/beam ! Combined flux in latest and established models = 0.577957 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.577957 Jy ! Inverting map and beam ! Estimated beam: bmin=3.533 mas, bmaj=4.842 mas, bpa=31.13 degrees ! Estimated noise=1.41298 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) ! Added new window around map position (-5.5, -7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0209829 Jy ! Component: 100 - total flux cleaned = 0.0357527 Jy ! Component: 150 - total flux cleaned = 0.0474875 Jy ! Component: 200 - total flux cleaned = 0.0573023 Jy ! Total flux subtracted in 200 components = 0.0573023 Jy ! Clean residual min=-0.007668 max=0.007379 Jy/beam ! Clean residual mean=-0.000028 rms=0.001899 Jy/beam ! Combined flux in latest and established models = 0.635259 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 61 components and 0.635259 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=7.201 mas, bmaj=9.48 mas, bpa=41.98 degrees ! Estimated noise=1.94682 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153323 Jy ! Component: 100 - total flux cleaned = 0.0267196 Jy ! Component: 150 - total flux cleaned = 0.0358179 Jy ! Component: 200 - total flux cleaned = 0.0434382 Jy ! Total flux subtracted in 200 components = 0.0434382 Jy ! Clean residual min=-0.006991 max=0.008562 Jy/beam ! Clean residual mean=-0.000044 rms=0.002113 Jy/beam ! Combined flux in latest and established models = 0.678697 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 = 0.0066236 Jy ! Component: 100 - total flux cleaned = 0.012472 Jy ! Component: 150 - total flux cleaned = 0.0176936 Jy ! Component: 200 - total flux cleaned = 0.0219985 Jy ! Total flux subtracted in 200 components = 0.0219985 Jy ! Clean residual min=-0.006263 max=0.006386 Jy/beam ! Clean residual mean=-0.000032 rms=0.001714 Jy/beam ! Combined flux in latest and established models = 0.700696 Jy ! Adding 106 model components to the UV plane model. ! The established model now contains 155 components and 0.700696 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.533 mas, bmaj=4.842 mas, bpa=31.13 degrees ! Estimated noise=1.41298 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0049298 Jy ! Component: 100 - total flux cleaned = 0.00815002 Jy ! Component: 150 - total flux cleaned = 0.0105681 Jy ! Component: 200 - total flux cleaned = 0.0127912 Jy ! Total flux subtracted in 200 components = 0.0127912 Jy ! Clean residual min=-0.004701 max=0.004601 Jy/beam ! Clean residual mean=-0.000012 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 0.713487 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 185 components and 0.713487 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074430Jy sigma=0.943869 ! Fit after self-cal, rms=0.074424Jy sigma=0.942452 wmodel J1824+5651_S_a_map.mod ! Writing 185 model components to file: J1824+5651_S_a_map.mod wobs J1824+5651_S_a_uvs.fits ! Writing UV FITS file: J1824+5651_S_a_uvs.fits wwins J1824+5651_S_a_map.win ! wwins: Wrote 10 windows to J1824+5651_S_a_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 = 0.000781648 Jy ! Component: 100 - total flux cleaned = 0.000626364 Jy ! Component: 150 - total flux cleaned = 0.000403685 Jy ! Component: 200 - total flux cleaned = -0.000103155 Jy ! Component: 250 - total flux cleaned = -0.000526187 Jy ! Component: 300 - total flux cleaned = -0.00093872 Jy ! Component: 350 - total flux cleaned = -0.00134033 Jy ! Component: 400 - total flux cleaned = -0.001669 Jy ! Component: 450 - total flux cleaned = -0.00218267 Jy ! Component: 500 - total flux cleaned = -0.00243357 Jy ! Component: 550 - total flux cleaned = -0.00286535 Jy ! Component: 600 - total flux cleaned = -0.00310546 Jy ! Component: 650 - total flux cleaned = -0.00328326 Jy ! Component: 700 - total flux cleaned = -0.00363316 Jy ! Component: 750 - total flux cleaned = -0.00409005 Jy ! Component: 800 - total flux cleaned = -0.00425819 Jy ! Component: 850 - total flux cleaned = -0.00442408 Jy ! Component: 900 - total flux cleaned = -0.00458806 Jy ! Component: 950 - total flux cleaned = -0.00464348 Jy ! Component: 1000 - total flux cleaned = -0.00496178 Jy ! Component: 1050 - total flux cleaned = -0.00501493 Jy ! Component: 1100 - total flux cleaned = -0.00516953 Jy ! Component: 1150 - total flux cleaned = -0.00532305 Jy ! Component: 1200 - total flux cleaned = -0.00557391 Jy ! Component: 1250 - total flux cleaned = -0.00562252 Jy ! Component: 1300 - total flux cleaned = -0.00567179 Jy ! Component: 1350 - total flux cleaned = -0.00591283 Jy ! Component: 1400 - total flux cleaned = -0.00586553 Jy ! Component: 1450 - total flux cleaned = -0.00591303 Jy ! Component: 1500 - total flux cleaned = -0.00605243 Jy ! Component: 1550 - total flux cleaned = -0.00605183 Jy ! Component: 1600 - total flux cleaned = -0.00596184 Jy ! Component: 1650 - total flux cleaned = -0.0063203 Jy ! Component: 1700 - total flux cleaned = -0.00618778 Jy ! Component: 1750 - total flux cleaned = -0.00623178 Jy ! Component: 1800 - total flux cleaned = -0.00627489 Jy ! Component: 1850 - total flux cleaned = -0.00627426 Jy ! Component: 1900 - total flux cleaned = -0.00631695 Jy ! Component: 1950 - total flux cleaned = -0.00635858 Jy ! Component: 2000 - total flux cleaned = -0.0064828 Jy ! Component: 2050 - total flux cleaned = -0.00648251 Jy ! Component: 2100 - total flux cleaned = -0.00635983 Jy ! Component: 2150 - total flux cleaned = -0.0063198 Jy ! Component: 2200 - total flux cleaned = -0.00647994 Jy ! Component: 2250 - total flux cleaned = -0.00644037 Jy ! Component: 2300 - total flux cleaned = -0.00655846 Jy ! Component: 2350 - total flux cleaned = -0.00655869 Jy ! Component: 2400 - total flux cleaned = -0.00655863 Jy ! Component: 2450 - total flux cleaned = -0.00659752 Jy ! Component: 2500 - total flux cleaned = -0.00671162 Jy ! Component: 2550 - total flux cleaned = -0.006599 Jy ! Component: 2600 - total flux cleaned = -0.00689792 Jy ! Component: 2650 - total flux cleaned = -0.00674963 Jy ! Component: 2700 - total flux cleaned = -0.00674986 Jy ! Component: 2750 - total flux cleaned = -0.00671382 Jy ! Component: 2800 - total flux cleaned = -0.00671413 Jy ! Component: 2850 - total flux cleaned = -0.00678647 Jy ! Component: 2900 - total flux cleaned = -0.00696424 Jy ! Component: 2950 - total flux cleaned = -0.00685857 Jy ! Component: 3000 - total flux cleaned = -0.00685895 Jy ! Component: 3050 - total flux cleaned = -0.00699822 Jy ! Component: 3100 - total flux cleaned = -0.00689503 Jy ! Component: 3150 - total flux cleaned = -0.00689491 Jy ! Component: 3200 - total flux cleaned = -0.0070307 Jy ! Component: 3250 - total flux cleaned = -0.00699685 Jy ! Component: 3300 - total flux cleaned = -0.00703003 Jy ! Component: 3350 - total flux cleaned = -0.00703003 Jy ! Component: 3400 - total flux cleaned = -0.0070302 Jy ! Component: 3450 - total flux cleaned = -0.00696435 Jy ! Component: 3500 - total flux cleaned = -0.00699687 Jy ! Component: 3550 - total flux cleaned = -0.00693195 Jy ! Component: 3600 - total flux cleaned = -0.00686722 Jy ! Component: 3650 - total flux cleaned = -0.00673926 Jy ! Component: 3700 - total flux cleaned = -0.00680288 Jy ! Component: 3750 - total flux cleaned = -0.00683438 Jy ! Component: 3800 - total flux cleaned = -0.00677163 Jy ! Component: 3850 - total flux cleaned = -0.00680264 Jy ! Component: 3900 - total flux cleaned = -0.00670951 Jy ! Component: 3950 - total flux cleaned = -0.00674017 Jy ! Component: 4000 - total flux cleaned = -0.00674012 Jy ! Component: 4050 - total flux cleaned = -0.00674006 Jy ! Total flux subtracted in 4096 components = -0.00670978 Jy ! Clean residual min=-0.002093 max=0.002144 Jy/beam ! Clean residual mean=-0.000006 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.706778 Jy keep ! Adding 297 model components to the UV plane model. ! The established model now contains 481 components and 0.706777 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1824+5651_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.533 x 4.842 at 31.13 degrees (North through East) ! Clean map min=-0.0034265 max=0.53679 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1824+5651_S_a_map.fits wmodel /vlbi/uf001/uvm//J1824+5651_S_a_map.mod ! Writing 481 model components to file: /vlbi/uf001/uvm//J1824+5651_S_a_map.mod wobs /vlbi/uf001/uvm//J1824+5651_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1824+5651_S_a_uvs.fits wwins /vlbi/uf001/uvm//J1824+5651_S_a_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uvm//J1824+5651_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.536792 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000539159 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.301323 0.301323 0.602645 1.20529 2.41058 4.82116 9.64233 19.2847 38.5693 77.1386 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.536 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 995.61 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1824+5651_S_a_dfm.log closed on Sun Jan 13 22:14:30 2019