! Started logfile: /vlbi/uf001/uvm//J2242+8224_S_a_dfm.log on Sun Jan 13 22:40:08 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//J2242+8224_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2242+8224_S_a_uvm.fits ! AN table 1: 166 integrations on 45 of 45 possible baselines. ! AN table 2: 109 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.844041 visibilities/baseline/integration-bin. ! Found source: J2242+8224 ! ! 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 26643 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 J2242+8224_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 220 telescope corrections were flagged in sub-array 1. ! A total of 44 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 44 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 44 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.014683Jy sigma=19.068765 ! Fit after self-cal, rms=0.875238Jy sigma=16.578026 ! 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=2.923 mas, bmaj=4.153 mas, bpa=-9.868 degrees ! Estimated noise=0.427891 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 = 0.0835289 Jy ! Component: 100 - total flux cleaned = 0.120716 Jy ! Total flux subtracted in 100 components = 0.120716 Jy ! Clean residual min=-0.008723 max=0.034824 Jy/beam ! Clean residual mean=-0.000038 rms=0.002748 Jy/beam ! Combined flux in latest and established models = 0.120716 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 27 components and 0.120716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117032Jy sigma=2.069211 ! Fit after self-cal, rms=0.116335Jy sigma=2.055162 ! Inverting map ! Added new window around map position (-6, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0350804 Jy ! Component: 100 - total flux cleaned = 0.0574907 Jy ! Total flux subtracted in 100 components = 0.0574907 Jy ! Clean residual min=-0.007483 max=0.019265 Jy/beam ! Clean residual mean=-0.000029 rms=0.002009 Jy/beam ! Combined flux in latest and established models = 0.178207 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 36 components and 0.178207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.097696Jy sigma=1.720738 ! Fit after self-cal, rms=0.095803Jy sigma=1.682013 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0216726 Jy ! Component: 100 - total flux cleaned = 0.0360372 Jy ! Total flux subtracted in 100 components = 0.0360372 Jy ! Clean residual min=-0.005717 max=0.014930 Jy/beam ! Clean residual mean=-0.000023 rms=0.001558 Jy/beam ! Combined flux in latest and established models = 0.214244 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 0.214244 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086718Jy sigma=1.521032 ! Fit after self-cal, rms=0.086155Jy sigma=1.510128 ! Inverting map ! Added new window around map position (-10, 0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148621 Jy ! Component: 100 - total flux cleaned = 0.024829 Jy ! Total flux subtracted in 100 components = 0.024829 Jy ! Clean residual min=-0.004310 max=0.013402 Jy/beam ! Clean residual mean=-0.000019 rms=0.001307 Jy/beam ! Combined flux in latest and established models = 0.239073 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 63 components and 0.239073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081554Jy sigma=1.430093 ! Fit after self-cal, rms=0.081358Jy sigma=1.426653 ! Inverting map ! Added new window around map position (9, 3.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131987 Jy ! Component: 100 - total flux cleaned = 0.0220991 Jy ! Total flux subtracted in 100 components = 0.0220991 Jy ! Clean residual min=-0.004035 max=0.007491 Jy/beam ! Clean residual mean=-0.000016 rms=0.001070 Jy/beam ! Combined flux in latest and established models = 0.261173 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 84 components and 0.261173 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077580Jy sigma=1.358547 ! Fit after self-cal, rms=0.077422Jy sigma=1.355745 ! Inverting map ! Added new window around map position (4.5, 5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00867989 Jy ! Component: 100 - total flux cleaned = 0.0156156 Jy ! Total flux subtracted in 100 components = 0.0156156 Jy ! Clean residual min=-0.003795 max=0.005761 Jy/beam ! Clean residual mean=-0.000013 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 0.276788 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 110 components and 0.276788 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075399Jy sigma=1.320584 ! Fit after self-cal, rms=0.075343Jy sigma=1.319588 ! Inverting map ! Added new window around map position (4, -0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00662507 Jy ! Component: 100 - total flux cleaned = 0.01204 Jy ! Total flux subtracted in 100 components = 0.01204 Jy ! Clean residual min=-0.003441 max=0.004216 Jy/beam ! Clean residual mean=-0.000011 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.288828 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 124 components and 0.288828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074133Jy sigma=1.298991 ! Fit after self-cal, rms=0.074102Jy sigma=1.298422 ! 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=3.691 mas, bmaj=5.158 mas, bpa=-12.25 degrees ! Estimated noise=0.237179 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 = 0.00869791 Jy ! Component: 100 - total flux cleaned = 0.0152642 Jy ! Component: 150 - total flux cleaned = 0.0205922 Jy ! Component: 200 - total flux cleaned = 0.0249915 Jy ! Total flux subtracted in 200 components = 0.0249915 Jy ! Clean residual min=-0.002736 max=0.005757 Jy/beam ! Clean residual mean=-0.000009 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 0.313819 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 173 components and 0.31382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072435Jy sigma=1.270843 ! Fit after self-cal, rms=0.072387Jy sigma=1.270115 ! Inverting map ! Added new window around map position (-22, 25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00558584 Jy ! Component: 100 - total flux cleaned = 0.00959357 Jy ! Component: 150 - total flux cleaned = 0.0130192 Jy ! Component: 200 - total flux cleaned = 0.0160507 Jy ! Total flux subtracted in 200 components = 0.0160507 Jy ! Clean residual min=-0.002541 max=0.004007 Jy/beam ! Clean residual mean=-0.000007 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.32987 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 221 components and 0.32987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071693Jy sigma=1.258420 ! Fit after self-cal, rms=0.071654Jy sigma=1.257790 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.691 x 5.158 at -12.25 degrees (North through East) ! Clean map min=-0.0023948 max=0.10869 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 1.00 KP 1.09 ! LA 0.93 MK 1.01 NL 1.05 OV 1.01 ! PT 0.95 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.94 HN 1.01 KP 0.96 ! LA 0.94 MK 1.04 NL 1.09 OV 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.96 HN 0.99 KP 1.02 ! LA 0.96 MK 1.00 NL 1.03 OV 0.79 ! PT 0.95 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.03 HN 1.02 KP 0.97 ! LA 0.97 MK 1.03 NL 0.93 OV 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.00 KP 1.05 ! LA 0.94 MK 1.04 NL 1.03 OV 1.00 ! PT 0.98 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.05 HN 0.98 KP 0.96 ! LA 0.97 MK 1.03 NL 1.09 OV 1.05 ! ! ! Fit before self-cal, rms=0.071654Jy sigma=1.257790 ! Fit after self-cal, rms=0.069462Jy sigma=1.231391 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.72 mas, bmaj=5.185 mas, bpa=-12.61 degrees ! Estimated noise=0.237517 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 (-20, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00409006 Jy ! Component: 100 - total flux cleaned = 0.00662278 Jy ! Component: 150 - total flux cleaned = 0.00867393 Jy ! Component: 200 - total flux cleaned = 0.0104369 Jy ! Total flux subtracted in 200 components = 0.0104369 Jy ! Clean residual min=-0.002066 max=0.002132 Jy/beam ! Clean residual mean=0.000004 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.340307 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 272 components and 0.340307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069160Jy sigma=1.225304 ! Fit after self-cal, rms=0.069171Jy sigma=1.224545 ! 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=0.069171Jy sigma=1.224545 ! Fit after self-cal, rms=0.067556Jy sigma=1.195035 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.715 mas, bmaj=5.202 mas, bpa=-12.22 degrees ! Estimated noise=0.237131 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172474 Jy ! Component: 100 - total flux cleaned = 0.00301433 Jy ! Component: 150 - total flux cleaned = 0.00410559 Jy ! Component: 200 - total flux cleaned = 0.0050485 Jy ! Total flux subtracted in 200 components = 0.0050485 Jy ! Clean residual min=-0.001188 max=0.001453 Jy/beam ! Clean residual mean=0.000002 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.345356 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 308 components and 0.345356 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067489Jy sigma=1.193739 ! Fit after self-cal, rms=0.067497Jy sigma=1.193387 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 (92.5, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140336 Jy ! Component: 100 - total flux cleaned = 0.00235568 Jy ! Component: 150 - total flux cleaned = 0.00319265 Jy ! Component: 200 - total flux cleaned = 0.00394462 Jy ! Total flux subtracted in 200 components = 0.00394462 Jy ! Clean residual min=-0.001083 max=0.001224 Jy/beam ! Clean residual mean=0.000003 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.3493 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 333 components and 0.3493 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067454Jy sigma=1.192581 ! Fit after self-cal, rms=0.067452Jy sigma=1.192545 ! 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=0.067452Jy sigma=1.192545 ! Fit after self-cal, rms=0.067431Jy sigma=1.192366 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.718 mas, bmaj=5.203 mas, bpa=-12.13 degrees ! Estimated noise=0.237136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000941565 Jy ! Component: 100 - total flux cleaned = 0.00173761 Jy ! Component: 150 - total flux cleaned = 0.00245525 Jy ! Component: 200 - total flux cleaned = 0.00308184 Jy ! Total flux subtracted in 200 components = 0.00308184 Jy ! Clean residual min=-0.001019 max=0.001096 Jy/beam ! Clean residual mean=0.000003 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.352382 Jy selfcal ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 345 components and 0.352382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067406Jy sigma=1.191887 ! Fit after self-cal, rms=0.067407Jy sigma=1.191874 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 = 0.000592159 Jy ! Component: 100 - total flux cleaned = 0.0010839 Jy ! Component: 150 - total flux cleaned = 0.00143242 Jy ! Component: 200 - total flux cleaned = 0.00173776 Jy ! Total flux subtracted in 200 components = 0.00173776 Jy ! Clean residual min=-0.000994 max=0.001071 Jy/beam ! Clean residual mean=0.000003 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.35412 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 354 components and 0.35412 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067394Jy sigma=1.191621 ! Fit after self-cal, rms=0.067393Jy sigma=1.191617 ! 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=0.067393Jy sigma=1.191617 ! Fit after self-cal, rms=0.067403Jy sigma=1.191549 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.715 mas, bmaj=9.848 mas, bpa=-17.86 degrees ! Estimated noise=0.302973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121291 Jy ! Component: 100 - total flux cleaned = 0.00209981 Jy ! Component: 150 - total flux cleaned = 0.00282949 Jy ! Component: 200 - total flux cleaned = 0.00339767 Jy ! Total flux subtracted in 200 components = 0.00339767 Jy ! Clean residual min=-0.001132 max=0.001272 Jy/beam ! Clean residual mean=0.000005 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.357518 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 383 components and 0.357518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067393Jy sigma=1.191365 ! Fit after self-cal, rms=0.067392Jy sigma=1.191330 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 = 0.000615596 Jy ! Component: 100 - total flux cleaned = 0.00103843 Jy ! Component: 150 - total flux cleaned = 0.00140207 Jy ! Component: 200 - total flux cleaned = 0.00168941 Jy ! Total flux subtracted in 200 components = 0.00168941 Jy ! Clean residual min=-0.001094 max=0.001221 Jy/beam ! Clean residual mean=0.000006 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.359207 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 404 components and 0.359207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067390Jy sigma=1.191298 ! Fit after self-cal, rms=0.067390Jy sigma=1.191287 ! 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=3.721 mas, bmaj=5.204 mas, bpa=-12.05 degrees ! Estimated noise=0.237196 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.721 x 5.204 at -12.05 degrees (North through East) ! Clean map min=-0.00090482 max=0.10768 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=2.945 mas, bmaj=4.183 mas, bpa=-10.12 degrees ! Estimated noise=0.432781 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0852556 Jy ! Component: 100 - total flux cleaned = 0.132542 Jy ! Component: 150 - total flux cleaned = 0.164607 Jy ! Component: 200 - total flux cleaned = 0.18828 Jy ! Total flux subtracted in 200 components = 0.18828 Jy ! Clean residual min=-0.005008 max=0.013795 Jy/beam ! Clean residual mean=-0.000025 rms=0.001710 Jy/beam ! Combined flux in latest and established models = 0.18828 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 38 model components to the UV plane model. ! The established model now contains 38 components and 0.18828 Jy ! Inverting map and beam ! Estimated beam: bmin=3.721 mas, bmaj=5.204 mas, bpa=-12.05 degrees ! Estimated noise=0.237196 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 = 0.0305632 Jy ! Component: 100 - total flux cleaned = 0.0527672 Jy ! Component: 150 - total flux cleaned = 0.0694483 Jy ! Component: 200 - total flux cleaned = 0.0822303 Jy ! Total flux subtracted in 200 components = 0.0822303 Jy ! Clean residual min=-0.003166 max=0.007461 Jy/beam ! Clean residual mean=-0.000011 rms=0.001149 Jy/beam ! Combined flux in latest and established models = 0.27051 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 102 components and 0.27051 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00993729 Jy ! Component: 100 - total flux cleaned = 0.0178935 Jy ! Component: 150 - total flux cleaned = 0.0245961 Jy ! Component: 200 - total flux cleaned = 0.0303208 Jy ! Total flux subtracted in 200 components = 0.0303208 Jy ! Clean residual min=-0.002186 max=0.003640 Jy/beam ! Clean residual mean=-0.000005 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.300831 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 158 components and 0.300831 Jy ! Inverting map ! Added new window around map position (0.5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00497119 Jy ! Component: 100 - total flux cleaned = 0.00933941 Jy ! Component: 150 - total flux cleaned = 0.0132198 Jy ! Component: 200 - total flux cleaned = 0.0166955 Jy ! Total flux subtracted in 200 components = 0.0166955 Jy ! Clean residual min=-0.001763 max=0.002539 Jy/beam ! Clean residual mean=-0.000003 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.317526 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 216 components and 0.317526 Jy ! Inverting map ! Added new window around map position (-23.5, 15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318695 Jy ! Component: 100 - total flux cleaned = 0.00604039 Jy ! Component: 150 - total flux cleaned = 0.00863125 Jy ! Component: 200 - total flux cleaned = 0.0109916 Jy ! Total flux subtracted in 200 components = 0.0109916 Jy ! Clean residual min=-0.001473 max=0.001793 Jy/beam ! Clean residual mean=-0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.328518 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 278 components and 0.328518 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=7.715 mas, bmaj=9.848 mas, bpa=-17.86 degrees ! Estimated noise=0.302973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00411824 Jy ! Component: 100 - total flux cleaned = 0.00746265 Jy ! Component: 150 - total flux cleaned = 0.0102934 Jy ! Component: 200 - total flux cleaned = 0.0127521 Jy ! Total flux subtracted in 200 components = 0.0127521 Jy ! Clean residual min=-0.001622 max=0.001819 Jy/beam ! Clean residual mean=-0.000000 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.34127 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 = 0.00215757 Jy ! Component: 100 - total flux cleaned = 0.00406374 Jy ! Component: 150 - total flux cleaned = 0.00575421 Jy ! Component: 200 - total flux cleaned = 0.0072582 Jy ! Total flux subtracted in 200 components = 0.0072582 Jy ! Clean residual min=-0.001342 max=0.001372 Jy/beam ! Clean residual mean=0.000002 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.348528 Jy ! Adding 234 model components to the UV plane model. ! The established model now contains 471 components and 0.348528 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.721 mas, bmaj=5.204 mas, bpa=-12.05 degrees ! Estimated noise=0.237196 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111123 Jy ! Component: 100 - total flux cleaned = 0.00205873 Jy ! Component: 150 - total flux cleaned = 0.00291137 Jy ! Component: 200 - total flux cleaned = 0.00368936 Jy ! Total flux subtracted in 200 components = 0.00368936 Jy ! Clean residual min=-0.001007 max=0.001071 Jy/beam ! Clean residual mean=0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.352217 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 505 components and 0.352217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067422Jy sigma=1.191921 ! Fit after self-cal, rms=0.067417Jy sigma=1.191784 wmodel J2242+8224_S_a_map.mod ! Writing 505 model components to file: J2242+8224_S_a_map.mod wobs J2242+8224_S_a_uvs.fits ! Writing UV FITS file: J2242+8224_S_a_uvs.fits wwins J2242+8224_S_a_map.win ! wwins: Wrote 11 windows to J2242+8224_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 = 0.000268721 Jy ! Component: 100 - total flux cleaned = 0.000418041 Jy ! Component: 150 - total flux cleaned = 0.00054348 Jy ! Component: 200 - total flux cleaned = 0.000647775 Jy ! Component: 250 - total flux cleaned = 0.000732644 Jy ! Component: 300 - total flux cleaned = 0.00083277 Jy ! Component: 350 - total flux cleaned = 0.000947039 Jy ! Component: 400 - total flux cleaned = 0.00101127 Jy ! Component: 450 - total flux cleaned = 0.00107453 Jy ! Component: 500 - total flux cleaned = 0.00112116 Jy ! Component: 550 - total flux cleaned = 0.00115207 Jy ! Component: 600 - total flux cleaned = 0.00122803 Jy ! Component: 650 - total flux cleaned = 0.00125809 Jy ! Component: 700 - total flux cleaned = 0.00136154 Jy ! Component: 750 - total flux cleaned = 0.00131754 Jy ! Component: 800 - total flux cleaned = 0.00143302 Jy ! Component: 850 - total flux cleaned = 0.0014614 Jy ! Component: 900 - total flux cleaned = 0.00146128 Jy ! Component: 950 - total flux cleaned = 0.00153117 Jy ! Component: 1000 - total flux cleaned = 0.00151722 Jy ! Component: 1050 - total flux cleaned = 0.00157199 Jy ! Component: 1100 - total flux cleaned = 0.00154491 Jy ! Component: 1150 - total flux cleaned = 0.00158543 Jy ! Component: 1200 - total flux cleaned = 0.00158549 Jy ! Component: 1250 - total flux cleaned = 0.00159877 Jy ! Component: 1300 - total flux cleaned = 0.00165104 Jy ! Component: 1350 - total flux cleaned = 0.0015992 Jy ! Component: 1400 - total flux cleaned = 0.00165067 Jy ! Component: 1450 - total flux cleaned = 0.0016633 Jy ! Component: 1500 - total flux cleaned = 0.0016758 Jy ! Component: 1550 - total flux cleaned = 0.00162587 Jy ! Component: 1600 - total flux cleaned = 0.00168813 Jy ! Component: 1650 - total flux cleaned = 0.00163899 Jy ! Component: 1700 - total flux cleaned = 0.00168806 Jy ! Component: 1750 - total flux cleaned = 0.00166385 Jy ! Component: 1800 - total flux cleaned = 0.00166389 Jy ! Component: 1850 - total flux cleaned = 0.00164005 Jy ! Component: 1900 - total flux cleaned = 0.00167572 Jy ! Component: 1950 - total flux cleaned = 0.00166392 Jy ! Component: 2000 - total flux cleaned = 0.00166401 Jy ! Component: 2050 - total flux cleaned = 0.00169907 Jy ! Component: 2100 - total flux cleaned = 0.00165281 Jy ! Component: 2150 - total flux cleaned = 0.00172183 Jy ! Component: 2200 - total flux cleaned = 0.00172176 Jy ! Component: 2250 - total flux cleaned = 0.00173317 Jy ! Component: 2300 - total flux cleaned = 0.00176687 Jy ! Component: 2350 - total flux cleaned = 0.00176687 Jy ! Component: 2400 - total flux cleaned = 0.00182265 Jy ! Component: 2450 - total flux cleaned = 0.00177837 Jy ! Component: 2500 - total flux cleaned = 0.00183345 Jy ! Component: 2550 - total flux cleaned = 0.00185536 Jy ! Component: 2600 - total flux cleaned = 0.00189892 Jy ! Component: 2650 - total flux cleaned = 0.00195306 Jy ! Component: 2700 - total flux cleaned = 0.00199618 Jy ! Component: 2750 - total flux cleaned = 0.00203896 Jy ! Component: 2800 - total flux cleaned = 0.00206027 Jy ! Component: 2850 - total flux cleaned = 0.00209202 Jy ! Component: 2900 - total flux cleaned = 0.00213413 Jy ! Component: 2950 - total flux cleaned = 0.002176 Jy ! Component: 3000 - total flux cleaned = 0.00222807 Jy ! Component: 3050 - total flux cleaned = 0.00224881 Jy ! Component: 3100 - total flux cleaned = 0.00226945 Jy ! Component: 3150 - total flux cleaned = 0.00232076 Jy ! Component: 3200 - total flux cleaned = 0.00235141 Jy ! Component: 3250 - total flux cleaned = 0.00240222 Jy ! Component: 3300 - total flux cleaned = 0.00239211 Jy ! Component: 3350 - total flux cleaned = 0.0024223 Jy ! Component: 3400 - total flux cleaned = 0.0024523 Jy ! Component: 3450 - total flux cleaned = 0.00245238 Jy ! Component: 3500 - total flux cleaned = 0.00248218 Jy ! Component: 3550 - total flux cleaned = 0.00255125 Jy ! Component: 3600 - total flux cleaned = 0.00258072 Jy ! Component: 3650 - total flux cleaned = 0.00260023 Jy ! Component: 3700 - total flux cleaned = 0.00262945 Jy ! Component: 3750 - total flux cleaned = 0.00264883 Jy ! Component: 3800 - total flux cleaned = 0.00265859 Jy ! Component: 3850 - total flux cleaned = 0.00267776 Jy ! Component: 3900 - total flux cleaned = 0.00273518 Jy ! Component: 3950 - total flux cleaned = 0.00270663 Jy ! Component: 4000 - total flux cleaned = 0.00274453 Jy ! Component: 4050 - total flux cleaned = 0.00276349 Jy ! Total flux subtracted in 4096 components = 0.00279175 Jy ! Clean residual min=-0.000493 max=0.000676 Jy/beam ! Clean residual mean=0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.355009 Jy keep ! Adding 343 model components to the UV plane model. ! The established model now contains 848 components and 0.355009 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2242+8224_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.721 x 5.204 at -12.05 degrees (North through East) ! Clean map min=-0.00079412 max=0.1081 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2242+8224_S_a_map.fits wmodel /vlbi/uf001/uvm//J2242+8224_S_a_map.mod ! Writing 848 model components to file: /vlbi/uf001/uvm//J2242+8224_S_a_map.mod wobs /vlbi/uf001/uvm//J2242+8224_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2242+8224_S_a_uvs.fits wwins /vlbi/uf001/uvm//J2242+8224_S_a_map.win ! wwins: Wrote 12 windows to /vlbi/uf001/uvm//J2242+8224_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.108098 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000175503 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.487064 0.487064 0.974129 1.94826 3.89652 7.79303 15.5861 31.1721 62.3442 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.108 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 615.934 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2242+8224_S_a_dfm.log closed on Sun Jan 13 22:40:15 2019