! Started logfile: /vlbi/uf001/uvm//J1147-3812_S_b_dfm.log on Sun Jan 13 21:30:48 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//J1147-3812_S_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1147-3812_S_b_uvm.fits ! AN table 1: 14 integrations on 28 of 28 possible baselines. ! AN table 2: 7 integrations on 3 of 3 possible baselines. ! AN table 3: 7 integrations on 28 of 28 possible baselines. ! AN table 4: 13 integrations on 21 of 21 possible baselines. ! AN table 5: 14 integrations on 21 of 21 possible baselines. ! AN table 6: 18 integrations on 21 of 21 possible baselines. ! AN table 7: 5 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.790235 visibilities/baseline/integration-bin. ! Found source: J1147-3812 ! ! 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 3933 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 J1147-3812_S_b] 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 55 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 26 telescope corrections were flagged in sub-array 3. ! A total of 44 telescope corrections were flagged in sub-array 4. ! A total of 59 telescope corrections were flagged in sub-array 5. ! A total of 67 telescope corrections were flagged in sub-array 6. ! A total of 9 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 2. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 26 telescope corrections were flagged in sub-array 3. ! A total of 44 telescope corrections were flagged in sub-array 4. ! A total of 59 telescope corrections were flagged in sub-array 5. ! A total of 67 telescope corrections were flagged in sub-array 6. ! A total of 9 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 3. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 26 telescope corrections were flagged in sub-array 3. ! A total of 44 telescope corrections were flagged in sub-array 4. ! A total of 59 telescope corrections were flagged in sub-array 5. ! A total of 67 telescope corrections were flagged in sub-array 6. ! A total of 9 telescope corrections were flagged in sub-array 7. ! ! Fit before self-cal, rms=1.573758Jy sigma=15.417042 ! Fit after self-cal, rms=0.425902Jy sigma=3.856618 ! 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=2.564 mas, bmaj=9.307 mas, bpa=-9.132 degrees ! Estimated noise=2.04972 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 = 0.764267 Jy ! Component: 100 - total flux cleaned = 0.942279 Jy ! Total flux subtracted in 100 components = 0.942279 Jy ! Clean residual min=-0.067930 max=0.132572 Jy/beam ! Clean residual mean=-0.000439 rms=0.016841 Jy/beam ! Combined flux in latest and established models = 0.942279 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.942279 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.444438Jy sigma=4.038952 ! Fit after self-cal, rms=0.444412Jy sigma=4.038758 ! Inverting map ! Added new window around map position (5, -9.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.124631 Jy ! Component: 100 - total flux cleaned = 0.202452 Jy ! Total flux subtracted in 100 components = 0.202452 Jy ! Clean residual min=-0.054819 max=0.104517 Jy/beam ! Clean residual mean=-0.000230 rms=0.013941 Jy/beam ! Combined flux in latest and established models = 1.14473 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 30 components and 1.14473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.375146Jy sigma=3.382802 ! Fit after self-cal, rms=0.370937Jy sigma=3.335955 ! Inverting map ! Added new window around map position (-5.5, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0856259 Jy ! Component: 100 - total flux cleaned = 0.141721 Jy ! Total flux subtracted in 100 components = 0.141721 Jy ! Clean residual min=-0.052791 max=0.057997 Jy/beam ! Clean residual mean=-0.000082 rms=0.012178 Jy/beam ! Combined flux in latest and established models = 1.28645 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 1.28645 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.337720Jy sigma=3.041846 ! Fit after self-cal, rms=0.337318Jy sigma=3.037268 ! 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=3.459 mas, bmaj=12.86 mas, bpa=-8.682 degrees ! Estimated noise=1.54914 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 (-5, 9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0673467 Jy ! Component: 100 - total flux cleaned = 0.105351 Jy ! Component: 150 - total flux cleaned = 0.125059 Jy ! Component: 200 - total flux cleaned = 0.127338 Jy ! Total flux subtracted in 200 components = 0.127338 Jy ! Clean residual min=-0.037618 max=0.036779 Jy/beam ! Clean residual mean=0.000193 rms=0.009586 Jy/beam ! Combined flux in latest and established models = 1.41379 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 64 components and 1.41379 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.319641Jy sigma=2.912598 ! Fit after self-cal, rms=0.319199Jy sigma=2.907930 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.459 x 12.86 at -8.682 degrees (North through East) ! Clean map min=-0.035493 max=0.96935 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.10 KP 1.02 LA 0.95 ! NL 1.02 OV 0.89 PT 1.07 SC 1.08 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! LA 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 KP 1.13 LA 1.04 MK 1.04 ! NL 1.52 OV 0.94 PT 1.08 SC 1.05 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.89 HN 1.31 KP 0.98 LA 0.90 ! NL 1.09 OV 0.85 PT 1.00 ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.97 HN 1.48 KP 1.06 LA 1.00 ! MK 0.97 NL 1.25 PT 1.05 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.91 FD 0.98 KP 1.07 LA 1.01 ! MK 0.93 NL 1.44 PT 1.05 ! ! Telescope amplitude corrections in sub-array 7: ! BR 1.13 FD 0.86 KP 0.95 LA 0.99 ! MK 0.96 NL 1.18 OV 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.16 KP 0.96 LA 0.94 ! NL 1.06 OV 0.83 PT 0.98 SC 1.09 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! LA 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.94 KP 1.10 LA 1.06 MK 1.04 ! NL 1.55 OV 0.82 PT 1.06 SC 1.05 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.87 HN 1.39 KP 0.97 LA 0.88 ! NL 1.12 OV 0.80 PT 1.02 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.01 HN 1.35 KP 1.03 LA 1.00 ! MK 1.00 NL 0.79 PT 1.05 ! ! Telescope amplitude corrections in sub-array 6: ! BR 1.04 FD 1.00 KP 1.02 LA 1.04 ! MK 0.91 NL 0.89 PT 1.05 ! ! Telescope amplitude corrections in sub-array 7: ! BR 1.85 FD 0.91 KP 0.97 LA 0.98 ! MK 0.95 NL 1.15 OV 0.85 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 1.14 KP 0.96 LA 0.96 ! NL 0.99 OV 0.89 PT 1.00 SC 1.08 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! LA 0.00* MK 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.01 KP 1.14 LA 1.07 MK 1.06 ! NL 1.43 OV 0.91 PT 1.08 SC 1.11 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.91 HN 1.41 KP 0.96 LA 0.92 ! NL 1.08 OV 0.82 PT 1.02 ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.99 HN 1.44 KP 1.05 LA 0.97 ! MK 1.01 NL 1.11 PT 1.05 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.96 FD 1.00 KP 1.03 LA 1.00 ! MK 0.94 NL 1.35 PT 1.05 ! ! Telescope amplitude corrections in sub-array 7: ! BR 1.73 FD 0.93 KP 0.98 LA 0.96 ! MK 0.98 NL 1.22 OV 0.85 ! ! ! Fit before self-cal, rms=0.319199Jy sigma=2.907930 ! Fit after self-cal, rms=0.257260Jy sigma=2.239343 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.519 mas, bmaj=13.09 mas, bpa=-9.03 degrees ! Estimated noise=1.60577 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 (-71, 127). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109756 Jy ! Component: 100 - total flux cleaned = 0.0109764 Jy ! Component: 150 - total flux cleaned = 0.00895521 Jy ! Component: 200 - total flux cleaned = 0.00714445 Jy ! Total flux subtracted in 200 components = 0.00714445 Jy ! Clean residual min=-0.018535 max=0.024899 Jy/beam ! Clean residual mean=0.000220 rms=0.004816 Jy/beam ! Combined flux in latest and established models = 1.42093 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 97 components and 1.42093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.252131Jy sigma=2.193647 ! Fit after self-cal, rms=0.252067Jy sigma=2.190080 ! 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=0.252067Jy sigma=2.190080 ! Fit after self-cal, rms=0.156976Jy sigma=1.192595 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.527 mas, bmaj=13.08 mas, bpa=-8.961 degrees ! Estimated noise=1.60544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0141385 Jy ! Component: 100 - total flux cleaned = -0.0166876 Jy ! Component: 150 - total flux cleaned = -0.0175419 Jy ! Component: 200 - total flux cleaned = -0.018663 Jy ! Total flux subtracted in 200 components = -0.018663 Jy ! Clean residual min=-0.014743 max=0.012829 Jy/beam ! Clean residual mean=0.000084 rms=0.003524 Jy/beam ! Combined flux in latest and established models = 1.40227 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 120 components and 1.40227 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.153556Jy sigma=1.159838 ! Fit after self-cal, rms=0.153488Jy sigma=1.158488 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 = -0.00167943 Jy ! Component: 100 - total flux cleaned = -0.00230285 Jy ! Component: 150 - total flux cleaned = -0.00229772 Jy ! Component: 200 - total flux cleaned = -0.0022932 Jy ! Total flux subtracted in 200 components = -0.0022932 Jy ! Clean residual min=-0.013672 max=0.012179 Jy/beam ! Clean residual mean=0.000077 rms=0.003403 Jy/beam ! Combined flux in latest and established models = 1.39998 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 133 components and 1.39998 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.152276Jy sigma=1.146758 ! Fit after self-cal, rms=0.152201Jy sigma=1.146117 ! 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=0.152201Jy sigma=1.146117 ! Fit after self-cal, rms=0.151244Jy sigma=1.108239 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.535 mas, bmaj=13.1 mas, bpa=-8.958 degrees ! Estimated noise=1.60779 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0112171 Jy ! Component: 100 - total flux cleaned = -0.0139945 Jy ! Component: 150 - total flux cleaned = -0.0154279 Jy ! Component: 200 - total flux cleaned = -0.0164372 Jy ! Total flux subtracted in 200 components = -0.0164372 Jy ! Clean residual min=-0.011795 max=0.011620 Jy/beam ! Clean residual mean=0.000051 rms=0.003002 Jy/beam ! Combined flux in latest and established models = 1.38354 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 144 components and 1.38354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.149474Jy sigma=1.091078 ! Fit after self-cal, rms=0.149436Jy sigma=1.090491 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 = -0.000960779 Jy ! Component: 100 - total flux cleaned = -0.000964877 Jy ! Component: 150 - total flux cleaned = -0.000959564 Jy ! Component: 200 - total flux cleaned = -0.000958731 Jy ! Total flux subtracted in 200 components = -0.000958731 Jy ! Clean residual min=-0.011122 max=0.011167 Jy/beam ! Clean residual mean=0.000047 rms=0.002940 Jy/beam ! Combined flux in latest and established models = 1.38258 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 156 components and 1.38258 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.148854Jy sigma=1.084857 ! Fit after self-cal, rms=0.148815Jy sigma=1.084521 ! 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=0.148815Jy sigma=1.084521 ! Fit after self-cal, rms=0.149648Jy sigma=1.077944 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.605 mas, bmaj=33.06 mas, bpa=-5.376 degrees ! Estimated noise=1.92102 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00997644 Jy ! Component: 100 - total flux cleaned = -0.0121916 Jy ! Component: 150 - total flux cleaned = -0.013224 Jy ! Component: 200 - total flux cleaned = -0.0139752 Jy ! Total flux subtracted in 200 components = -0.0139752 Jy ! Clean residual min=-0.011680 max=0.009581 Jy/beam ! Clean residual mean=0.000083 rms=0.003340 Jy/beam ! Combined flux in latest and established models = 1.36861 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 168 components and 1.36861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.148828Jy sigma=1.071676 ! Fit after self-cal, rms=0.148828Jy sigma=1.071414 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 = -0.00044938 Jy ! Component: 100 - total flux cleaned = -0.000565972 Jy ! Component: 150 - total flux cleaned = -0.000681689 Jy ! Component: 200 - total flux cleaned = -0.000890582 Jy ! Total flux subtracted in 200 components = -0.000890582 Jy ! Clean residual min=-0.011259 max=0.009816 Jy/beam ! Clean residual mean=0.000080 rms=0.003323 Jy/beam ! Combined flux in latest and established models = 1.36772 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 186 components and 1.36772 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.148626Jy sigma=1.069632 ! Fit after self-cal, rms=0.148602Jy sigma=1.069450 ! 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=3.542 mas, bmaj=13.12 mas, bpa=-8.96 degrees ! Estimated noise=1.60969 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.542 x 13.12 at -8.96 degrees (North through East) ! Clean map min=-0.010026 max=1.0062 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=0.148602Jy sigma=1.069450 ! Fit after self-cal, rms=0.138012Jy sigma=0.974727 ! Inverting map and beam ! Estimated beam: bmin=3.552 mas, bmaj=13.14 mas, bpa=-8.936 degrees ! Estimated noise=1.61151 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00811986 Jy ! Component: 100 - total flux cleaned = -0.00978634 Jy ! Component: 150 - total flux cleaned = -0.0107981 Jy ! Component: 200 - total flux cleaned = -0.0115 Jy ! Total flux subtracted in 200 components = -0.0115 Jy ! Clean residual min=-0.009752 max=0.009781 Jy/beam ! Clean residual mean=0.000015 rms=0.002515 Jy/beam ! Combined flux in latest and established models = 1.35622 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 200 components and 1.35622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.137250Jy sigma=0.964938 ! Fit after self-cal, rms=0.137216Jy sigma=0.964793 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000563132 Jy ! Component: 100 - total flux cleaned = -0.000713115 Jy ! Component: 150 - total flux cleaned = -0.000714066 Jy ! Component: 200 - total flux cleaned = -0.0007165 Jy ! Total flux subtracted in 200 components = -0.0007165 Jy ! Clean residual min=-0.009458 max=0.009615 Jy/beam ! Clean residual mean=0.000013 rms=0.002486 Jy/beam ! Combined flux in latest and established models = 1.3555 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 210 components and 1.3555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136957Jy sigma=0.961354 ! Fit after self-cal, rms=0.136946Jy sigma=0.961247 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136946Jy sigma=0.961247 ! Fit after self-cal, rms=0.137545Jy sigma=0.957730 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=2.577 mas, bmaj=9.353 mas, bpa=-9.407 degrees ! Estimated noise=2.23514 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.811869 Jy ! Component: 100 - total flux cleaned = 1.00188 Jy ! Component: 150 - total flux cleaned = 1.09225 Jy ! Component: 200 - total flux cleaned = 1.15101 Jy ! Total flux subtracted in 200 components = 1.15101 Jy ! Clean residual min=-0.017554 max=0.038416 Jy/beam ! Clean residual mean=-0.000198 rms=0.005042 Jy/beam ! Combined flux in latest and established models = 1.15101 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 39 model components to the UV plane model. ! The established model now contains 39 components and 1.15101 Jy ! Inverting map and beam ! Estimated beam: bmin=3.556 mas, bmaj=13.16 mas, bpa=-8.963 degrees ! Estimated noise=1.61183 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 = 0.073433 Jy ! Component: 100 - total flux cleaned = 0.113357 Jy ! Component: 150 - total flux cleaned = 0.137648 Jy ! Component: 200 - total flux cleaned = 0.154281 Jy ! Total flux subtracted in 200 components = 0.154281 Jy ! Clean residual min=-0.009693 max=0.013369 Jy/beam ! Clean residual mean=-0.000093 rms=0.002997 Jy/beam ! Combined flux in latest and established models = 1.30529 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 75 components and 1.30529 Jy ! Inverting map ! Added new window around map position (5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132333 Jy ! Component: 100 - total flux cleaned = 0.0221462 Jy ! Component: 150 - total flux cleaned = 0.0289484 Jy ! Component: 200 - total flux cleaned = 0.0332559 Jy ! Total flux subtracted in 200 components = 0.0332559 Jy ! Clean residual min=-0.008472 max=0.008079 Jy/beam ! Clean residual mean=0.000000 rms=0.002344 Jy/beam ! Combined flux in latest and established models = 1.33855 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 101 components and 1.33855 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=8.666 mas, bmaj=33.27 mas, bpa=-5.42 degrees ! Estimated noise=1.91309 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00450949 Jy ! Component: 100 - total flux cleaned = 0.00611809 Jy ! Component: 150 - total flux cleaned = 0.00651844 Jy ! Component: 200 - total flux cleaned = 0.00678311 Jy ! Total flux subtracted in 200 components = 0.00678311 Jy ! Clean residual min=-0.009078 max=0.008020 Jy/beam ! Clean residual mean=0.000038 rms=0.002772 Jy/beam ! Combined flux in latest and established models = 1.34533 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 = 0.00016069 Jy ! Component: 100 - total flux cleaned = 0.00016372 Jy ! Component: 150 - total flux cleaned = 0.000238087 Jy ! Component: 200 - total flux cleaned = 0.000170287 Jy ! Total flux subtracted in 200 components = 0.000170287 Jy ! Clean residual min=-0.009011 max=0.007836 Jy/beam ! Clean residual mean=0.000041 rms=0.002751 Jy/beam ! Combined flux in latest and established models = 1.3455 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 129 components and 1.3455 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.556 mas, bmaj=13.16 mas, bpa=-8.963 degrees ! Estimated noise=1.61183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00206434 Jy ! Component: 100 - total flux cleaned = -0.00206079 Jy ! Component: 150 - total flux cleaned = -0.00176289 Jy ! Component: 200 - total flux cleaned = -0.00134642 Jy ! Total flux subtracted in 200 components = -0.00134642 Jy ! Clean residual min=-0.008652 max=0.008218 Jy/beam ! Clean residual mean=0.000016 rms=0.002244 Jy/beam ! Combined flux in latest and established models = 1.34415 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 149 components and 1.34415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136589Jy sigma=0.948358 ! Fit after self-cal, rms=0.136402Jy sigma=0.945904 wmodel J1147-3812_S_b_map.mod ! Writing 149 model components to file: J1147-3812_S_b_map.mod wobs J1147-3812_S_b_uvs.fits ! Writing UV FITS file: J1147-3812_S_b_uvs.fits wwins J1147-3812_S_b_map.win ! wwins: Wrote 6 windows to J1147-3812_S_b_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 = -0.00085919 Jy ! Component: 100 - total flux cleaned = -0.00043425 Jy ! Component: 150 - total flux cleaned = 0.000103259 Jy ! Component: 200 - total flux cleaned = 0.000487519 Jy ! Component: 250 - total flux cleaned = 0.000859963 Jy ! Component: 300 - total flux cleaned = 0.000743388 Jy ! Component: 350 - total flux cleaned = 0.000860244 Jy ! Component: 400 - total flux cleaned = 0.000861541 Jy ! Component: 450 - total flux cleaned = 0.000971942 Jy ! Component: 500 - total flux cleaned = 0.000755451 Jy ! Component: 550 - total flux cleaned = 0.000440003 Jy ! Component: 600 - total flux cleaned = 0.000542311 Jy ! Component: 650 - total flux cleaned = 0.000441142 Jy ! Component: 700 - total flux cleaned = 0.000739921 Jy ! Component: 750 - total flux cleaned = 0.00073937 Jy ! Component: 800 - total flux cleaned = 0.000836432 Jy ! Component: 850 - total flux cleaned = 0.000836828 Jy ! Component: 900 - total flux cleaned = 0.00074431 Jy ! Component: 950 - total flux cleaned = 0.00102057 Jy ! Component: 1000 - total flux cleaned = 0.00110982 Jy ! Component: 1050 - total flux cleaned = 0.000843527 Jy ! Component: 1100 - total flux cleaned = 0.00101925 Jy ! Component: 1150 - total flux cleaned = 0.000845336 Jy ! Component: 1200 - total flux cleaned = 0.000760747 Jy ! Component: 1250 - total flux cleaned = 0.000677846 Jy ! Component: 1300 - total flux cleaned = 0.000595479 Jy ! Component: 1350 - total flux cleaned = 0.000925716 Jy ! Component: 1400 - total flux cleaned = 0.00108665 Jy ! Component: 1450 - total flux cleaned = 0.0010048 Jy ! Component: 1500 - total flux cleaned = 0.00100462 Jy ! Component: 1550 - total flux cleaned = 0.00124035 Jy ! Component: 1600 - total flux cleaned = 0.00147297 Jy ! Component: 1650 - total flux cleaned = 0.00185589 Jy ! Component: 1700 - total flux cleaned = 0.00200611 Jy ! Component: 1750 - total flux cleaned = 0.00185475 Jy ! Component: 1800 - total flux cleaned = 0.00237643 Jy ! Component: 1850 - total flux cleaned = 0.00252234 Jy ! Component: 1900 - total flux cleaned = 0.00266789 Jy ! Component: 1950 - total flux cleaned = 0.00266735 Jy ! Component: 2000 - total flux cleaned = 0.00295284 Jy ! Component: 2050 - total flux cleaned = 0.00316447 Jy ! Component: 2100 - total flux cleaned = 0.00337388 Jy ! Component: 2150 - total flux cleaned = 0.00344271 Jy ! Component: 2200 - total flux cleaned = 0.00337479 Jy ! Component: 2250 - total flux cleaned = 0.00378452 Jy ! Component: 2300 - total flux cleaned = 0.00398647 Jy ! Component: 2350 - total flux cleaned = 0.00418814 Jy ! Component: 2400 - total flux cleaned = 0.0043209 Jy ! Component: 2450 - total flux cleaned = 0.00445194 Jy ! Component: 2500 - total flux cleaned = 0.00464684 Jy ! Component: 2550 - total flux cleaned = 0.00477541 Jy ! Component: 2600 - total flux cleaned = 0.0047112 Jy ! Component: 2650 - total flux cleaned = 0.00509203 Jy ! Component: 2700 - total flux cleaned = 0.00521813 Jy ! Component: 2750 - total flux cleaned = 0.00509302 Jy ! Component: 2800 - total flux cleaned = 0.00521608 Jy ! Component: 2850 - total flux cleaned = 0.0053993 Jy ! Component: 2900 - total flux cleaned = 0.00539885 Jy ! Component: 2950 - total flux cleaned = 0.00527814 Jy ! Component: 3000 - total flux cleaned = 0.00521868 Jy ! Component: 3050 - total flux cleaned = 0.00521921 Jy ! Component: 3100 - total flux cleaned = 0.00545546 Jy ! Component: 3150 - total flux cleaned = 0.00545447 Jy ! Component: 3200 - total flux cleaned = 0.00533892 Jy ! Component: 3250 - total flux cleaned = 0.00568467 Jy ! Component: 3300 - total flux cleaned = 0.00574135 Jy ! Component: 3350 - total flux cleaned = 0.0056274 Jy ! Component: 3400 - total flux cleaned = 0.00590858 Jy ! Component: 3450 - total flux cleaned = 0.00579684 Jy ! Component: 3500 - total flux cleaned = 0.00579614 Jy ! Component: 3550 - total flux cleaned = 0.00596163 Jy ! Component: 3600 - total flux cleaned = 0.00596125 Jy ! Component: 3650 - total flux cleaned = 0.00607017 Jy ! Component: 3700 - total flux cleaned = 0.00601625 Jy ! Component: 3750 - total flux cleaned = 0.00606925 Jy ! Component: 3800 - total flux cleaned = 0.00606921 Jy ! Component: 3850 - total flux cleaned = 0.00622813 Jy ! Component: 3900 - total flux cleaned = 0.00617551 Jy ! Component: 3950 - total flux cleaned = 0.00607082 Jy ! Component: 4000 - total flux cleaned = 0.00596757 Jy ! Component: 4050 - total flux cleaned = 0.00617326 Jy ! Total flux subtracted in 4096 components = 0.00617334 Jy ! Clean residual min=-0.002820 max=0.003055 Jy/beam ! Clean residual mean=0.000002 rms=0.001070 Jy/beam ! Combined flux in latest and established models = 1.35033 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 465 components and 1.35033 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1147-3812_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.556 x 13.16 at -8.963 degrees (North through East) ! Clean map min=-0.0058496 max=1.029 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1147-3812_S_b_map.fits wmodel /vlbi/uf001/uvm//J1147-3812_S_b_map.mod ! Writing 465 model components to file: /vlbi/uf001/uvm//J1147-3812_S_b_map.mod wobs /vlbi/uf001/uvm//J1147-3812_S_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1147-3812_S_b_uvs.fits wwins /vlbi/uf001/uvm//J1147-3812_S_b_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J1147-3812_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.029 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00106612 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.310823 0.310823 0.621646 1.24329 2.48659 4.97317 9.94634 19.8927 39.7854 79.5707 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 965.179 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1147-3812_S_b_dfm.log closed on Sun Jan 13 21:30:52 2019