! Started logfile: /vlbi/uf001/uvm//J2131+8430_S_a_dfm.log on Sun Jan 13 22:34:17 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//J2131+8430_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2131+8430_S_a_uvm.fits ! AN table 1: 162 integrations on 45 of 45 possible baselines. ! AN table 2: 109 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.935506 visibilities/baseline/integration-bin. ! Found source: J2131+8430 ! ! 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 29025 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 J2131+8430_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 136 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 136 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 136 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=1.063555Jy sigma=19.360858 ! Fit after self-cal, rms=0.693769Jy sigma=12.958422 ! 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=3.021 mas, bmaj=3.488 mas, bpa=-22.7 degrees ! Estimated noise=0.429382 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 = 0.223183 Jy ! Component: 100 - total flux cleaned = 0.293383 Jy ! Total flux subtracted in 100 components = 0.293383 Jy ! Clean residual min=-0.028064 max=0.136057 Jy/beam ! Clean residual mean=-0.000228 rms=0.007290 Jy/beam ! Combined flux in latest and established models = 0.293383 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.293383 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.221294Jy sigma=3.862597 ! Fit after self-cal, rms=0.221089Jy sigma=3.858384 ! Inverting map ! Added new window around map position (7, -12.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.108108 Jy ! Component: 100 - total flux cleaned = 0.153839 Jy ! Total flux subtracted in 100 components = 0.153839 Jy ! Clean residual min=-0.018397 max=0.040312 Jy/beam ! Clean residual mean=-0.000135 rms=0.004396 Jy/beam ! Combined flux in latest and established models = 0.447222 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.447222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.147311Jy sigma=2.548932 ! Fit after self-cal, rms=0.132513Jy sigma=2.257774 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0482519 Jy ! Component: 100 - total flux cleaned = 0.0790414 Jy ! Total flux subtracted in 100 components = 0.0790414 Jy ! Clean residual min=-0.009988 max=0.019422 Jy/beam ! Clean residual mean=-0.000074 rms=0.002513 Jy/beam ! Combined flux in latest and established models = 0.526263 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 46 components and 0.526263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.102658Jy sigma=1.732849 ! Fit after self-cal, rms=0.100157Jy sigma=1.683890 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0270314 Jy ! Component: 100 - total flux cleaned = 0.0464239 Jy ! Total flux subtracted in 100 components = 0.0464239 Jy ! Clean residual min=-0.007459 max=0.014737 Jy/beam ! Clean residual mean=-0.000041 rms=0.001821 Jy/beam ! Combined flux in latest and established models = 0.572687 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 55 components and 0.572687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087364Jy sigma=1.462750 ! Fit after self-cal, rms=0.086803Jy sigma=1.451995 ! Inverting map ! Added new window around map position (-1, -4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0169949 Jy ! Component: 100 - total flux cleaned = 0.0298567 Jy ! Total flux subtracted in 100 components = 0.0298567 Jy ! Clean residual min=-0.006010 max=0.008608 Jy/beam ! Clean residual mean=-0.000021 rms=0.001499 Jy/beam ! Combined flux in latest and established models = 0.602544 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 0.602544 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081002Jy sigma=1.354000 ! Fit after self-cal, rms=0.080859Jy sigma=1.351248 ! Inverting map ! Added new window around map position (3, -10). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011087 Jy ! Component: 100 - total flux cleaned = 0.0198747 Jy ! Total flux subtracted in 100 components = 0.0198747 Jy ! Clean residual min=-0.005236 max=0.006609 Jy/beam ! Clean residual mean=-0.000009 rms=0.001339 Jy/beam ! Combined flux in latest and established models = 0.622419 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 75 components and 0.622419 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078189Jy sigma=1.308461 ! Fit after self-cal, rms=0.078129Jy sigma=1.307271 ! 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=3.885 mas, bmaj=4.497 mas, bpa=-24.11 degrees ! Estimated noise=0.235575 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 = 0.0100714 Jy ! Component: 100 - total flux cleaned = 0.0168909 Jy ! Component: 150 - total flux cleaned = 0.0219194 Jy ! Component: 200 - total flux cleaned = 0.0256557 Jy ! Total flux subtracted in 200 components = 0.0256557 Jy ! Clean residual min=-0.003880 max=0.004122 Jy/beam ! Clean residual mean=0.000016 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 0.648074 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 87 components and 0.648074 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076161Jy sigma=1.280170 ! Fit after self-cal, rms=0.076080Jy sigma=1.278556 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.885 x 4.497 at -24.11 degrees (North through East) ! Clean map min=-0.0037194 max=0.30131 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.00 KP 1.00 ! LA 1.01 MK 1.00 NL 1.00 OV 0.97 ! PT 1.01 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.98 HN 1.02 KP 0.94 ! LA 0.95 MK 1.01 NL 1.08 OV 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.01 KP 1.00 ! LA 1.00 MK 1.02 NL 1.02 OV 0.97 ! PT 1.02 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 HN 1.05 KP 0.92 ! LA 0.96 MK 1.04 NL 0.75 OV 1.15 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.00 KP 1.02 ! LA 1.04 MK 1.00 NL 0.96 OV 0.98 ! PT 1.03 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.02 HN 1.02 KP 0.96 ! LA 0.96 MK 1.02 NL 1.07 OV 1.02 ! ! ! Fit before self-cal, rms=0.076080Jy sigma=1.278556 ! Fit after self-cal, rms=0.068442Jy sigma=1.209889 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.902 mas, bmaj=4.502 mas, bpa=-24.27 degrees ! Estimated noise=0.235266 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 = 0.00253918 Jy ! Component: 100 - total flux cleaned = 0.00358591 Jy ! Component: 150 - total flux cleaned = 0.00388706 Jy ! Component: 200 - total flux cleaned = 0.00394948 Jy ! Total flux subtracted in 200 components = 0.00394948 Jy ! Clean residual min=-0.002889 max=0.003028 Jy/beam ! Clean residual mean=0.000004 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.652024 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 98 components and 0.652024 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068211Jy sigma=1.205711 ! Fit after self-cal, rms=0.068177Jy sigma=1.205065 ! 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=0.068177Jy sigma=1.205065 ! Fit after self-cal, rms=0.064573Jy sigma=1.147582 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.89 mas, bmaj=4.504 mas, bpa=-23.44 degrees ! Estimated noise=0.234851 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000815663 Jy ! Component: 100 - total flux cleaned = 0.000871248 Jy ! Component: 150 - total flux cleaned = 0.000873841 Jy ! Component: 200 - total flux cleaned = 0.000918006 Jy ! Total flux subtracted in 200 components = 0.000918006 Jy ! Clean residual min=-0.001458 max=0.001591 Jy/beam ! Clean residual mean=-0.000002 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.652942 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 107 components and 0.652941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064487Jy sigma=1.146014 ! Fit after self-cal, rms=0.064478Jy sigma=1.145722 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 (-6.5, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000685121 Jy ! Component: 100 - total flux cleaned = 0.00102785 Jy ! Component: 150 - total flux cleaned = 0.00115544 Jy ! Component: 200 - total flux cleaned = 0.00123114 Jy ! Total flux subtracted in 200 components = 0.00123114 Jy ! Clean residual min=-0.001340 max=0.001273 Jy/beam ! Clean residual mean=0.000000 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.654173 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 117 components and 0.654173 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064411Jy sigma=1.144517 ! Fit after self-cal, rms=0.064405Jy sigma=1.144433 ! 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=0.064405Jy sigma=1.144433 ! Fit after self-cal, rms=0.064399Jy sigma=1.144309 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.89 mas, bmaj=4.505 mas, bpa=-23.45 degrees ! Estimated noise=0.234829 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000541826 Jy ! Component: 100 - total flux cleaned = 0.000658001 Jy ! Component: 150 - total flux cleaned = 0.000692754 Jy ! Component: 200 - total flux cleaned = 0.000822564 Jy ! Total flux subtracted in 200 components = 0.000822564 Jy ! Clean residual min=-0.001327 max=0.001268 Jy/beam ! Clean residual mean=-0.000000 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.654995 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 122 components and 0.654995 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064359Jy sigma=1.143598 ! Fit after self-cal, rms=0.064356Jy sigma=1.143552 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 = 0.000110203 Jy ! Component: 100 - total flux cleaned = 0.000171116 Jy ! Component: 150 - total flux cleaned = 0.000200061 Jy ! Component: 200 - total flux cleaned = 0.00022803 Jy ! Total flux subtracted in 200 components = 0.00022803 Jy ! Clean residual min=-0.001299 max=0.001249 Jy/beam ! Clean residual mean=0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.655223 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 127 components and 0.655223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064332Jy sigma=1.143118 ! Fit after self-cal, rms=0.064330Jy sigma=1.143099 ! 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=0.064330Jy sigma=1.143099 ! Fit after self-cal, rms=0.064331Jy sigma=1.143058 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.167 mas, bmaj=9.023 mas, bpa=-40 degrees ! Estimated noise=0.306595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000762204 Jy ! Component: 100 - total flux cleaned = 0.000911826 Jy ! Component: 150 - total flux cleaned = 0.000925395 Jy ! Component: 200 - total flux cleaned = 0.000937948 Jy ! Total flux subtracted in 200 components = 0.000937948 Jy ! Clean residual min=-0.001158 max=0.001168 Jy/beam ! Clean residual mean=0.000001 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.656161 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 152 components and 0.656161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064327Jy sigma=1.142977 ! Fit after self-cal, rms=0.064326Jy sigma=1.142954 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 = 0.000147715 Jy ! Component: 100 - total flux cleaned = 0.000135258 Jy ! Component: 150 - total flux cleaned = 0.000124949 Jy ! Component: 200 - total flux cleaned = 0.000115982 Jy ! Total flux subtracted in 200 components = 0.000115982 Jy ! Clean residual min=-0.001150 max=0.001158 Jy/beam ! Clean residual mean=0.000002 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.656277 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 157 components and 0.656277 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064322Jy sigma=1.142924 ! Fit after self-cal, rms=0.064322Jy sigma=1.142916 ! 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=3.89 mas, bmaj=4.506 mas, bpa=-23.41 degrees ! Estimated noise=0.234823 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.89 x 4.506 at -23.41 degrees (North through East) ! Clean map min=-0.0011965 max=0.29874 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=3.028 mas, bmaj=3.493 mas, bpa=-22.32 degrees ! Estimated noise=0.429325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.245312 Jy ! Component: 100 - total flux cleaned = 0.35853 Jy ! Component: 150 - total flux cleaned = 0.426086 Jy ! Component: 200 - total flux cleaned = 0.472958 Jy ! Total flux subtracted in 200 components = 0.472958 Jy ! Clean residual min=-0.009303 max=0.026377 Jy/beam ! Clean residual mean=-0.000104 rms=0.002579 Jy/beam ! Combined flux in latest and established models = 0.472958 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.472958 Jy ! Inverting map and beam ! Estimated beam: bmin=3.89 mas, bmaj=4.506 mas, bpa=-23.41 degrees ! Estimated noise=0.234823 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 = 0.0531944 Jy ! Component: 100 - total flux cleaned = 0.0886653 Jy ! Component: 150 - total flux cleaned = 0.113499 Jy ! Component: 200 - total flux cleaned = 0.131226 Jy ! Total flux subtracted in 200 components = 0.131226 Jy ! Clean residual min=-0.003234 max=0.010076 Jy/beam ! Clean residual mean=-0.000070 rms=0.001135 Jy/beam ! Combined flux in latest and established models = 0.604184 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 77 components and 0.604184 Jy ! Inverting map ! Added new window around map position (2, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129198 Jy ! Component: 100 - total flux cleaned = 0.0224968 Jy ! Component: 150 - total flux cleaned = 0.0296622 Jy ! Component: 200 - total flux cleaned = 0.0350556 Jy ! Total flux subtracted in 200 components = 0.0350556 Jy ! Clean residual min=-0.001739 max=0.003122 Jy/beam ! Clean residual mean=-0.000023 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.639239 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 102 components and 0.639239 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00412739 Jy ! Component: 100 - total flux cleaned = 0.00735744 Jy ! Component: 150 - total flux cleaned = 0.00990706 Jy ! Component: 200 - total flux cleaned = 0.0119355 Jy ! Total flux subtracted in 200 components = 0.0119355 Jy ! Clean residual min=-0.001347 max=0.001382 Jy/beam ! Clean residual mean=-0.000007 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.651175 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 126 components and 0.651175 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=8.167 mas, bmaj=9.023 mas, bpa=-40 degrees ! Estimated noise=0.306595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219761 Jy ! Component: 100 - total flux cleaned = 0.00345198 Jy ! Component: 150 - total flux cleaned = 0.00418673 Jy ! Component: 200 - total flux cleaned = 0.0044782 Jy ! Total flux subtracted in 200 components = 0.0044782 Jy ! Clean residual min=-0.001169 max=0.001103 Jy/beam ! Clean residual mean=-0.000000 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.655653 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 = 0.000246406 Jy ! Component: 100 - total flux cleaned = 0.000324486 Jy ! Component: 150 - total flux cleaned = 0.000365989 Jy ! Component: 200 - total flux cleaned = 0.000403047 Jy ! Total flux subtracted in 200 components = 0.000403047 Jy ! Clean residual min=-0.001143 max=0.001103 Jy/beam ! Clean residual mean=0.000001 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.656056 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 199 components and 0.656056 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.89 mas, bmaj=4.506 mas, bpa=-23.41 degrees ! Estimated noise=0.234823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000289723 Jy ! Component: 100 - total flux cleaned = -0.000117732 Jy ! Component: 150 - total flux cleaned = -3.13116e-06 Jy ! Component: 200 - total flux cleaned = 3.32286e-05 Jy ! Total flux subtracted in 200 components = 3.32286e-05 Jy ! Clean residual min=-0.001263 max=0.001362 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.65609 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 209 components and 0.65609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064370Jy sigma=1.143898 ! Fit after self-cal, rms=0.064352Jy sigma=1.143547 wmodel J2131+8430_S_a_map.mod ! Writing 209 model components to file: J2131+8430_S_a_map.mod wobs J2131+8430_S_a_uvs.fits ! Writing UV FITS file: J2131+8430_S_a_uvs.fits wwins J2131+8430_S_a_map.win ! wwins: Wrote 6 windows to J2131+8430_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 = 0.000328825 Jy ! Component: 100 - total flux cleaned = 0.00028414 Jy ! Component: 150 - total flux cleaned = 0.000452595 Jy ! Component: 200 - total flux cleaned = 0.000575318 Jy ! Component: 250 - total flux cleaned = 0.000655011 Jy ! Component: 300 - total flux cleaned = 0.000674831 Jy ! Component: 350 - total flux cleaned = 0.000751832 Jy ! Component: 400 - total flux cleaned = 0.000808498 Jy ! Component: 450 - total flux cleaned = 0.000845696 Jy ! Component: 500 - total flux cleaned = 0.000918996 Jy ! Component: 550 - total flux cleaned = 0.000919469 Jy ! Component: 600 - total flux cleaned = 0.000954987 Jy ! Component: 650 - total flux cleaned = 0.000954655 Jy ! Component: 700 - total flux cleaned = 0.00091998 Jy ! Component: 750 - total flux cleaned = 0.000936683 Jy ! Component: 800 - total flux cleaned = 0.000902769 Jy ! Component: 850 - total flux cleaned = 0.000869566 Jy ! Component: 900 - total flux cleaned = 0.000902849 Jy ! Component: 950 - total flux cleaned = 0.000919329 Jy ! Component: 1000 - total flux cleaned = 0.000935252 Jy ! Component: 1050 - total flux cleaned = 0.000919179 Jy ! Component: 1100 - total flux cleaned = 0.000951008 Jy ! Component: 1150 - total flux cleaned = 0.000935355 Jy ! Component: 1200 - total flux cleaned = 0.000981871 Jy ! Component: 1250 - total flux cleaned = 0.000981622 Jy ! Component: 1300 - total flux cleaned = 0.00101186 Jy ! Component: 1350 - total flux cleaned = 0.000981805 Jy ! Component: 1400 - total flux cleaned = 0.000996702 Jy ! Component: 1450 - total flux cleaned = 0.00102638 Jy ! Component: 1500 - total flux cleaned = 0.00101182 Jy ! Component: 1550 - total flux cleaned = 0.00099708 Jy ! Component: 1600 - total flux cleaned = 0.00102588 Jy ! Component: 1650 - total flux cleaned = 0.00102608 Jy ! Component: 1700 - total flux cleaned = 0.00102622 Jy ! Component: 1750 - total flux cleaned = 0.00106868 Jy ! Component: 1800 - total flux cleaned = 0.00102654 Jy ! Component: 1850 - total flux cleaned = 0.00105448 Jy ! Component: 1900 - total flux cleaned = 0.00108224 Jy ! Component: 1950 - total flux cleaned = 0.00108228 Jy ! Component: 2000 - total flux cleaned = 0.00113685 Jy ! Component: 2050 - total flux cleaned = 0.00112333 Jy ! Component: 2100 - total flux cleaned = 0.00116379 Jy ! Component: 2150 - total flux cleaned = 0.00117698 Jy ! Component: 2200 - total flux cleaned = 0.00123011 Jy ! Component: 2250 - total flux cleaned = 0.00117732 Jy ! Component: 2300 - total flux cleaned = 0.00122974 Jy ! Component: 2350 - total flux cleaned = 0.00119071 Jy ! Component: 2400 - total flux cleaned = 0.00121657 Jy ! Component: 2450 - total flux cleaned = 0.00122928 Jy ! Component: 2500 - total flux cleaned = 0.00120367 Jy ! Component: 2550 - total flux cleaned = 0.00122905 Jy ! Component: 2600 - total flux cleaned = 0.00120398 Jy ! Component: 2650 - total flux cleaned = 0.00117893 Jy ! Component: 2700 - total flux cleaned = 0.00119146 Jy ! Component: 2750 - total flux cleaned = 0.00127799 Jy ! Component: 2800 - total flux cleaned = 0.00120428 Jy ! Component: 2850 - total flux cleaned = 0.00125319 Jy ! Component: 2900 - total flux cleaned = 0.0012776 Jy ! Component: 2950 - total flux cleaned = 0.00133792 Jy ! Component: 3000 - total flux cleaned = 0.00134998 Jy ! Component: 3050 - total flux cleaned = 0.00131411 Jy ! Component: 3100 - total flux cleaned = 0.00142078 Jy ! Component: 3150 - total flux cleaned = 0.00139713 Jy ! Component: 3200 - total flux cleaned = 0.00142051 Jy ! Component: 3250 - total flux cleaned = 0.00137379 Jy ! Component: 3300 - total flux cleaned = 0.00139716 Jy ! Component: 3350 - total flux cleaned = 0.00142028 Jy ! Component: 3400 - total flux cleaned = 0.00144315 Jy ! Component: 3450 - total flux cleaned = 0.00144323 Jy ! Component: 3500 - total flux cleaned = 0.00140916 Jy ! Component: 3550 - total flux cleaned = 0.00146575 Jy ! Component: 3600 - total flux cleaned = 0.00147699 Jy ! Component: 3650 - total flux cleaned = 0.00154404 Jy ! Component: 3700 - total flux cleaned = 0.00153295 Jy ! Component: 3750 - total flux cleaned = 0.0015329 Jy ! Component: 3800 - total flux cleaned = 0.00148895 Jy ! Component: 3850 - total flux cleaned = 0.00154369 Jy ! Component: 3900 - total flux cleaned = 0.0015 Jy ! Component: 3950 - total flux cleaned = 0.00151082 Jy ! Component: 4000 - total flux cleaned = 0.00148925 Jy ! Component: 4050 - total flux cleaned = 0.00151065 Jy ! Total flux subtracted in 4096 components = 0.00149996 Jy ! Clean residual min=-0.000690 max=0.000578 Jy/beam ! Clean residual mean=0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.65759 Jy keep ! Adding 279 model components to the UV plane model. ! The established model now contains 488 components and 0.657589 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2131+8430_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.89 x 4.506 at -23.41 degrees (North through East) ! Clean map min=-0.0010242 max=0.2991 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2131+8430_S_a_map.fits wmodel /vlbi/uf001/uvm//J2131+8430_S_a_map.mod ! Writing 488 model components to file: /vlbi/uf001/uvm//J2131+8430_S_a_map.mod wobs /vlbi/uf001/uvm//J2131+8430_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2131+8430_S_a_uvs.fits wwins /vlbi/uf001/uvm//J2131+8430_S_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J2131+8430_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.299098 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000190025 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.190598 0.190598 0.381197 0.762394 1.52479 3.04957 6.09915 12.1983 24.3966 48.7932 97.5864 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.299 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1573.99 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2131+8430_S_a_dfm.log closed on Sun Jan 13 22:34:23 2019