! Started logfile: /vlbi/uf001/uvm//J0231+1322_S_a_dfm.log on Sun Jan 13 20:36:01 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uvm//J0231+1322_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0231+1322_S_a_uvm.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! AN table 2: 25 integrations on 45 of 45 possible baselines. ! AN table 3: 29 integrations on 36 of 36 possible baselines. ! AN table 4: 5 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.65704 visibilities/baseline/integration-bin. ! Found source: J0231+1322 ! ! 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 4914 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 J0231+1322_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 18 telescope corrections were flagged in sub-array 1. ! A total of 92 telescope corrections were flagged in sub-array 2. ! A total of 135 telescope corrections were flagged in sub-array 3. ! A total of 12 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 1. ! A total of 92 telescope corrections were flagged in sub-array 2. ! A total of 135 telescope corrections were flagged in sub-array 3. ! A total of 12 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! A total of 92 telescope corrections were flagged in sub-array 2. ! A total of 135 telescope corrections were flagged in sub-array 3. ! A total of 12 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=2.285615Jy sigma=21.279649 ! Fit after self-cal, rms=1.100687Jy sigma=9.791287 ! 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=2.433 mas, bmaj=6.473 mas, bpa=-6.149 degrees ! Estimated noise=1.55171 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 = 1.51677 Jy ! Component: 100 - total flux cleaned = 1.872 Jy ! Total flux subtracted in 100 components = 1.872 Jy ! Clean residual min=-0.047624 max=0.137932 Jy/beam ! Clean residual mean=-0.000022 rms=0.011898 Jy/beam ! Combined flux in latest and established models = 1.872 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.872 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.378990Jy sigma=3.418404 ! Fit after self-cal, rms=0.378910Jy sigma=3.418056 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.144313 Jy ! Component: 100 - total flux cleaned = 0.214156 Jy ! Total flux subtracted in 100 components = 0.214156 Jy ! Clean residual min=-0.041943 max=0.054203 Jy/beam ! Clean residual mean=0.000005 rms=0.010004 Jy/beam ! Combined flux in latest and established models = 2.08616 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 2.08616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.294867Jy sigma=2.906252 ! Fit after self-cal, rms=0.294668Jy sigma=2.904940 ! 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=2.889 mas, bmaj=7.342 mas, bpa=-7.077 degrees ! Estimated noise=1.29066 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 (3.5, 11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0662393 Jy ! Component: 100 - total flux cleaned = 0.112793 Jy ! Component: 150 - total flux cleaned = 0.147778 Jy ! Component: 200 - total flux cleaned = 0.167648 Jy ! Total flux subtracted in 200 components = 0.167648 Jy ! Clean residual min=-0.036089 max=0.046101 Jy/beam ! Clean residual mean=0.000007 rms=0.009109 Jy/beam ! Combined flux in latest and established models = 2.25381 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 48 components and 2.25381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.272571Jy sigma=2.742147 ! Fit after self-cal, rms=0.271944Jy sigma=2.734365 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.889 x 7.342 at -7.077 degrees (North through East) ! Clean map min=-0.035093 max=1.9727 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.88 HN 1.00 KP 1.03 ! LA 0.93 MK 1.05 NL 1.06 OV 0.98 ! PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.16 FD 1.00 HN 1.01 KP 1.01 ! LA 0.99 MK 1.00 NL 1.01 OV 0.99 ! PT 0.98 SC 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 HN 0.98 KP 1.00 LA 0.95 ! MK 1.01 NL 1.03 OV 0.96 PT 0.97 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.02 HN 0.99 KP 1.02 LA 0.94 ! MK 1.02 NL 1.05 OV 0.97 PT 0.99 ! SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.88 HN 1.00 KP 1.03 ! LA 0.94 MK 1.07 NL 1.09 OV 1.00 ! PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.75 FD 0.94 HN 1.01 KP 1.00 ! LA 0.98 MK 0.99 NL 1.03 OV 0.96 ! PT 0.99 SC 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 HN 0.99 KP 1.00 LA 0.96 ! MK 1.02 NL 1.03 OV 0.87 PT 0.97 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.01 HN 1.00 KP 1.01 LA 0.97 ! MK 1.03 NL 1.17 OV 0.80 PT 0.98 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.88 HN 1.01 KP 1.02 ! LA 0.92 MK 1.07 NL 1.11 OV 0.99 ! PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.34 FD 1.00 HN 1.00 KP 1.01 ! LA 0.99 MK 1.01 NL 1.02 OV 0.96 ! PT 1.00 SC 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.89 HN 0.98 KP 0.99 LA 0.94 ! MK 1.03 NL 1.04 OV 0.94 PT 0.97 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.04 HN 0.97 KP 1.01 LA 0.94 ! MK 1.03 NL 1.12 OV 0.96 PT 0.98 ! SC 1.07 ! ! ! Fit before self-cal, rms=0.271944Jy sigma=2.734365 ! Fit after self-cal, rms=0.263535Jy sigma=1.715983 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.892 mas, bmaj=7.424 mas, bpa=-6.969 degrees ! Estimated noise=1.2966 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 = 0.00627708 Jy ! Component: 100 - total flux cleaned = 0.0104204 Jy ! Component: 150 - total flux cleaned = 0.00999198 Jy ! Component: 200 - total flux cleaned = 0.00919363 Jy ! Total flux subtracted in 200 components = 0.00919363 Jy ! Clean residual min=-0.024473 max=0.019989 Jy/beam ! Clean residual mean=-0.000004 rms=0.005640 Jy/beam ! Combined flux in latest and established models = 2.263 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 2.263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.259198Jy sigma=1.701859 ! Fit after self-cal, rms=0.259072Jy sigma=1.700247 ! 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=0.259072Jy sigma=1.700247 ! Fit after self-cal, rms=0.092179Jy sigma=0.768347 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.891 mas, bmaj=7.399 mas, bpa=-6.976 degrees ! Estimated noise=1.29613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000912172 Jy ! Component: 100 - total flux cleaned = 0.000711946 Jy ! Component: 150 - total flux cleaned = 0.0029379 Jy ! Component: 200 - total flux cleaned = 0.00409259 Jy ! Total flux subtracted in 200 components = 0.00409259 Jy ! Clean residual min=-0.007310 max=0.011833 Jy/beam ! Clean residual mean=-0.000012 rms=0.002012 Jy/beam ! Combined flux in latest and established models = 2.26709 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 76 components and 2.26709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.089746Jy sigma=0.749759 ! Fit after self-cal, rms=0.089575Jy sigma=0.748504 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 (31, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116885 Jy ! Component: 100 - total flux cleaned = 0.0186453 Jy ! Component: 150 - total flux cleaned = 0.0220029 Jy ! Component: 200 - total flux cleaned = 0.0241081 Jy ! Total flux subtracted in 200 components = 0.0241081 Jy ! Clean residual min=-0.006557 max=0.008194 Jy/beam ! Clean residual mean=-0.000007 rms=0.001787 Jy/beam ! Combined flux in latest and established models = 2.2912 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 111 components and 2.2912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087319Jy sigma=0.730529 ! Fit after self-cal, rms=0.087204Jy sigma=0.729495 ! Inverting map ! Added new window around map position (-11.5, 31.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00763492 Jy ! Component: 100 - total flux cleaned = 0.0122776 Jy ! Component: 150 - total flux cleaned = 0.0150587 Jy ! Component: 200 - total flux cleaned = 0.0169051 Jy ! Total flux subtracted in 200 components = 0.0169051 Jy ! Clean residual min=-0.006176 max=0.007703 Jy/beam ! Clean residual mean=-0.000007 rms=0.001654 Jy/beam ! Combined flux in latest and established models = 2.30811 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 144 components and 2.30811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086075Jy sigma=0.720626 ! Fit after self-cal, rms=0.086044Jy sigma=0.720219 ! Inverting map ! Added new window around map position (17.5, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00825682 Jy ! Component: 100 - total flux cleaned = 0.0138723 Jy ! Component: 150 - total flux cleaned = 0.0178004 Jy ! Component: 200 - total flux cleaned = 0.0201597 Jy ! Total flux subtracted in 200 components = 0.0201597 Jy ! Clean residual min=-0.005831 max=0.005711 Jy/beam ! Clean residual mean=-0.000004 rms=0.001495 Jy/beam ! Combined flux in latest and established models = 2.32827 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 175 components and 2.32827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084793Jy sigma=0.710965 ! Fit after self-cal, rms=0.084766Jy sigma=0.710496 ! 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=0.084766Jy sigma=0.710496 ! Fit after self-cal, rms=0.075269Jy sigma=0.648921 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.889 mas, bmaj=7.397 mas, bpa=-6.983 degrees ! Estimated noise=1.29469 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000341509 Jy ! Component: 100 - total flux cleaned = 0.00233874 Jy ! Component: 150 - total flux cleaned = 0.00460034 Jy ! Component: 200 - total flux cleaned = 0.00694864 Jy ! Total flux subtracted in 200 components = 0.00694864 Jy ! Clean residual min=-0.005069 max=0.004992 Jy/beam ! Clean residual mean=0.000002 rms=0.001194 Jy/beam ! Combined flux in latest and established models = 2.33522 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 203 components and 2.33522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074408Jy sigma=0.642177 ! Fit after self-cal, rms=0.074343Jy sigma=0.641860 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 = 0.000751456 Jy ! Component: 100 - total flux cleaned = 0.00283634 Jy ! Component: 150 - total flux cleaned = 0.00452718 Jy ! Component: 200 - total flux cleaned = 0.00611786 Jy ! Total flux subtracted in 200 components = 0.00611786 Jy ! Clean residual min=-0.004886 max=0.004612 Jy/beam ! Clean residual mean=0.000003 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 2.34133 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 222 components and 2.34133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073918Jy sigma=0.638603 ! Fit after self-cal, rms=0.073898Jy sigma=0.638489 ! 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=0.073898Jy sigma=0.638489 ! Fit after self-cal, rms=0.073798Jy sigma=0.637480 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.834 mas, bmaj=10.59 mas, bpa=-7.174 degrees ! Estimated noise=1.81319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00577135 Jy ! Component: 100 - total flux cleaned = 0.00862164 Jy ! Component: 150 - total flux cleaned = 0.0107091 Jy ! Component: 200 - total flux cleaned = 0.012412 Jy ! Total flux subtracted in 200 components = 0.012412 Jy ! Clean residual min=-0.006434 max=0.007421 Jy/beam ! Clean residual mean=0.000014 rms=0.002000 Jy/beam ! Combined flux in latest and established models = 2.35375 Jy selfcal ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 262 components and 2.35375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073502Jy sigma=0.635558 ! Fit after self-cal, rms=0.073468Jy sigma=0.635294 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 = 0.00198457 Jy ! Component: 100 - total flux cleaned = 0.00327526 Jy ! Component: 150 - total flux cleaned = 0.00409207 Jy ! Component: 200 - total flux cleaned = 0.00485209 Jy ! Total flux subtracted in 200 components = 0.00485209 Jy ! Clean residual min=-0.006377 max=0.007162 Jy/beam ! Clean residual mean=0.000016 rms=0.001951 Jy/beam ! Combined flux in latest and established models = 2.3586 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 279 components and 2.3586 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073338Jy sigma=0.634381 ! Fit after self-cal, rms=0.073327Jy sigma=0.634322 ! 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=2.888 mas, bmaj=7.399 mas, bpa=-7.003 degrees ! Estimated noise=1.29388 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.888 x 7.399 at -7.003 degrees (North through East) ! Clean map min=-0.0041952 max=1.9787 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=0.073327Jy sigma=0.634322 ! Fit after self-cal, rms=0.063712Jy sigma=0.537976 ! Inverting map and beam ! Estimated beam: bmin=2.888 mas, bmaj=7.399 mas, bpa=-7.026 degrees ! Estimated noise=1.29344 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00171368 Jy ! Component: 100 - total flux cleaned = -0.00161711 Jy ! Component: 150 - total flux cleaned = -0.000869838 Jy ! Component: 200 - total flux cleaned = -0.000531883 Jy ! Total flux subtracted in 200 components = -0.000531883 Jy ! Clean residual min=-0.003978 max=0.004141 Jy/beam ! Clean residual mean=0.000003 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 2.35807 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 296 components and 2.35807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063366Jy sigma=0.535073 ! Fit after self-cal, rms=0.063339Jy sigma=0.534855 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000217779 Jy ! Component: 100 - total flux cleaned = 0.000182706 Jy ! Component: 150 - total flux cleaned = 0.000405512 Jy ! Component: 200 - total flux cleaned = 0.000617268 Jy ! Total flux subtracted in 200 components = 0.000617268 Jy ! Clean residual min=-0.004146 max=0.004107 Jy/beam ! Clean residual mean=0.000003 rms=0.001020 Jy/beam ! Combined flux in latest and established models = 2.35868 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 307 components and 2.35868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063157Jy sigma=0.533300 ! Fit after self-cal, rms=0.063149Jy sigma=0.533241 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063149Jy sigma=0.533241 ! Fit after self-cal, rms=0.063108Jy sigma=0.532611 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=2.43 mas, bmaj=6.525 mas, bpa=-6.054 degrees ! Estimated noise=1.55726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.5221 Jy ! Component: 100 - total flux cleaned = 1.87771 Jy ! Component: 150 - total flux cleaned = 2.02383 Jy ! Component: 200 - total flux cleaned = 2.0938 Jy ! Total flux subtracted in 200 components = 2.0938 Jy ! Clean residual min=-0.010158 max=0.031755 Jy/beam ! Clean residual mean=-0.000003 rms=0.002516 Jy/beam ! Combined flux in latest and established models = 2.0938 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 12 model components to the UV plane model. ! The established model now contains 12 components and 2.0938 Jy ! Inverting map and beam ! Estimated beam: bmin=2.887 mas, bmaj=7.401 mas, bpa=-7.044 degrees ! Estimated noise=1.29295 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 = 0.0500484 Jy ! Component: 100 - total flux cleaned = 0.0797023 Jy ! Component: 150 - total flux cleaned = 0.099639 Jy ! Component: 200 - total flux cleaned = 0.114952 Jy ! Total flux subtracted in 200 components = 0.114952 Jy ! Clean residual min=-0.007735 max=0.009618 Jy/beam ! Clean residual mean=-0.000023 rms=0.002235 Jy/beam ! Combined flux in latest and established models = 2.20876 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 50 components and 2.20876 Jy ! Inverting map ! Added new window around map position (8.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125436 Jy ! Component: 100 - total flux cleaned = 0.0232696 Jy ! Component: 150 - total flux cleaned = 0.032786 Jy ! Component: 200 - total flux cleaned = 0.0414405 Jy ! Total flux subtracted in 200 components = 0.0414405 Jy ! Clean residual min=-0.006364 max=0.007120 Jy/beam ! Clean residual mean=-0.000014 rms=0.001753 Jy/beam ! Combined flux in latest and established models = 2.2502 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 123 components and 2.2502 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=6.832 mas, bmaj=10.59 mas, bpa=-7.217 degrees ! Estimated noise=1.81311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165595 Jy ! Component: 100 - total flux cleaned = 0.0296654 Jy ! Component: 150 - total flux cleaned = 0.0406313 Jy ! Component: 200 - total flux cleaned = 0.0499726 Jy ! Total flux subtracted in 200 components = 0.0499726 Jy ! Clean residual min=-0.008851 max=0.008790 Jy/beam ! Clean residual mean=-0.000015 rms=0.002699 Jy/beam ! Combined flux in latest and established models = 2.30017 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 = 0.00802759 Jy ! Component: 100 - total flux cleaned = 0.0149546 Jy ! Component: 150 - total flux cleaned = 0.0209554 Jy ! Component: 200 - total flux cleaned = 0.0261748 Jy ! Total flux subtracted in 200 components = 0.0261748 Jy ! Clean residual min=-0.007262 max=0.007870 Jy/beam ! Clean residual mean=-0.000004 rms=0.002209 Jy/beam ! Combined flux in latest and established models = 2.32634 Jy ! Adding 187 model components to the UV plane model. ! The established model now contains 297 components and 2.32634 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.887 mas, bmaj=7.401 mas, bpa=-7.044 degrees ! Estimated noise=1.29295 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00451255 Jy ! Component: 100 - total flux cleaned = 0.00797867 Jy ! Component: 150 - total flux cleaned = 0.0110369 Jy ! Component: 200 - total flux cleaned = 0.0133735 Jy ! Total flux subtracted in 200 components = 0.0133735 Jy ! Clean residual min=-0.004239 max=0.004338 Jy/beam ! Clean residual mean=0.000001 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 2.33972 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 330 components and 2.33972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063161Jy sigma=0.537117 ! Fit after self-cal, rms=0.062955Jy sigma=0.534792 wmodel J0231+1322_S_a_map.mod ! Writing 330 model components to file: J0231+1322_S_a_map.mod wobs J0231+1322_S_a_uvs.fits ! Writing UV FITS file: J0231+1322_S_a_uvs.fits wwins J0231+1322_S_a_map.win ! wwins: Wrote 6 windows to J0231+1322_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 = 0.00147095 Jy ! Component: 100 - total flux cleaned = 0.00227364 Jy ! Component: 150 - total flux cleaned = 0.00268489 Jy ! Component: 200 - total flux cleaned = 0.00294959 Jy ! Component: 250 - total flux cleaned = 0.00320601 Jy ! Component: 300 - total flux cleaned = 0.00345605 Jy ! Component: 350 - total flux cleaned = 0.00375941 Jy ! Component: 400 - total flux cleaned = 0.00381814 Jy ! Component: 450 - total flux cleaned = 0.0041644 Jy ! Component: 500 - total flux cleaned = 0.00439071 Jy ! Component: 550 - total flux cleaned = 0.00472449 Jy ! Component: 600 - total flux cleaned = 0.00499802 Jy ! Component: 650 - total flux cleaned = 0.00521407 Jy ! Component: 700 - total flux cleaned = 0.00542578 Jy ! Component: 750 - total flux cleaned = 0.00568708 Jy ! Component: 800 - total flux cleaned = 0.00573996 Jy ! Component: 850 - total flux cleaned = 0.00614632 Jy ! Component: 900 - total flux cleaned = 0.00639677 Jy ! Component: 950 - total flux cleaned = 0.0066439 Jy ! Component: 1000 - total flux cleaned = 0.00674124 Jy ! Component: 1050 - total flux cleaned = 0.00683859 Jy ! Component: 1100 - total flux cleaned = 0.00688752 Jy ! Component: 1150 - total flux cleaned = 0.00702934 Jy ! Component: 1200 - total flux cleaned = 0.00693586 Jy ! Component: 1250 - total flux cleaned = 0.00688956 Jy ! Component: 1300 - total flux cleaned = 0.00675191 Jy ! Component: 1350 - total flux cleaned = 0.00675243 Jy ! Component: 1400 - total flux cleaned = 0.00670747 Jy ! Component: 1450 - total flux cleaned = 0.00666271 Jy ! Component: 1500 - total flux cleaned = 0.00661801 Jy ! Component: 1550 - total flux cleaned = 0.0066615 Jy ! Component: 1600 - total flux cleaned = 0.00661795 Jy ! Component: 1650 - total flux cleaned = 0.00644715 Jy ! Component: 1700 - total flux cleaned = 0.00644751 Jy ! Component: 1750 - total flux cleaned = 0.00632185 Jy ! Component: 1800 - total flux cleaned = 0.00644717 Jy ! Component: 1850 - total flux cleaned = 0.00648822 Jy ! Component: 1900 - total flux cleaned = 0.00620127 Jy ! Component: 1950 - total flux cleaned = 0.00632317 Jy ! Component: 2000 - total flux cleaned = 0.00616188 Jy ! Component: 2050 - total flux cleaned = 0.00628179 Jy ! Component: 2100 - total flux cleaned = 0.00612328 Jy ! Component: 2150 - total flux cleaned = 0.0062414 Jy ! Component: 2200 - total flux cleaned = 0.00616327 Jy ! Component: 2250 - total flux cleaned = 0.00627964 Jy ! Component: 2300 - total flux cleaned = 0.00604784 Jy ! Component: 2350 - total flux cleaned = 0.0060096 Jy ! Component: 2400 - total flux cleaned = 0.00574375 Jy ! Component: 2450 - total flux cleaned = 0.00589442 Jy ! Component: 2500 - total flux cleaned = 0.00585748 Jy ! Component: 2550 - total flux cleaned = 0.00582011 Jy ! Component: 2600 - total flux cleaned = 0.0058205 Jy ! Component: 2650 - total flux cleaned = 0.0058571 Jy ! Component: 2700 - total flux cleaned = 0.00574676 Jy ! Component: 2750 - total flux cleaned = 0.00581934 Jy ! Component: 2800 - total flux cleaned = 0.00574691 Jy ! Component: 2850 - total flux cleaned = 0.00556695 Jy ! Component: 2900 - total flux cleaned = 0.00574586 Jy ! Component: 2950 - total flux cleaned = 0.00563895 Jy ! Component: 3000 - total flux cleaned = 0.00574464 Jy ! Component: 3050 - total flux cleaned = 0.0055691 Jy ! Component: 3100 - total flux cleaned = 0.00542909 Jy ! Component: 3150 - total flux cleaned = 0.00546411 Jy ! Component: 3200 - total flux cleaned = 0.00542966 Jy ! Component: 3250 - total flux cleaned = 0.00542977 Jy ! Component: 3300 - total flux cleaned = 0.00549838 Jy ! Component: 3350 - total flux cleaned = 0.00546438 Jy ! Component: 3400 - total flux cleaned = 0.0054641 Jy ! Component: 3450 - total flux cleaned = 0.00549799 Jy ! Component: 3500 - total flux cleaned = 0.00539721 Jy ! Component: 3550 - total flux cleaned = 0.00536376 Jy ! Component: 3600 - total flux cleaned = 0.00539699 Jy ! Component: 3650 - total flux cleaned = 0.00546308 Jy ! Component: 3700 - total flux cleaned = 0.00559471 Jy ! Component: 3750 - total flux cleaned = 0.00546312 Jy ! Component: 3800 - total flux cleaned = 0.00556089 Jy ! Component: 3850 - total flux cleaned = 0.00543106 Jy ! Component: 3900 - total flux cleaned = 0.00530158 Jy ! Component: 3950 - total flux cleaned = 0.00523737 Jy ! Component: 4000 - total flux cleaned = 0.00526945 Jy ! Component: 4050 - total flux cleaned = 0.00549267 Jy ! Total flux subtracted in 4096 components = 0.00527015 Jy ! Clean residual min=-0.001720 max=0.002069 Jy/beam ! Clean residual mean=-0.000001 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 2.34499 Jy keep ! Adding 365 model components to the UV plane model. ! The established model now contains 694 components and 2.34499 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0231+1322_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.887 x 7.401 at -7.044 degrees (North through East) ! Clean map min=-0.0029598 max=1.9867 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0231+1322_S_a_map.fits wmodel /vlbi/uf001/uvm//J0231+1322_S_a_map.mod ! Writing 694 model components to file: /vlbi/uf001/uvm//J0231+1322_S_a_map.mod wobs /vlbi/uf001/uvm//J0231+1322_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0231+1322_S_a_uvs.fits wwins /vlbi/uf001/uvm//J0231+1322_S_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J0231+1322_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.98673 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000622509 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0939999 0.0939999 0.188 0.376 0.751999 1.504 3.008 6.01599 12.032 24.064 48.1279 96.2559 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.986 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3191.49 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0231+1322_S_a_dfm.log closed on Sun Jan 13 20:36:06 2019