! Started logfile: .//J0012+1751_C_dfm.log on Mon Jan 20 17:02:42 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J0012+1751_C_uva.fits ! Reading UV FITS file: .//J0012+1751_C_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.986111 visibilities/baseline/integration-bin. ! Found source: J0012+1751 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 4544 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J0012+1751_C] 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 0.300x0.300 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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002107Jy sigma=21.554494 ! Fit after self-cal, rms=0.936289Jy sigma=20.157133 ! 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=1.293 mas, bmaj=3.508 mas, bpa=1.443 degrees ! Estimated noise=0.677537 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 = 0.0491561 Jy ! Component: 100 - total flux cleaned = 0.0605162 Jy ! Total flux subtracted in 100 components = 0.0605162 Jy ! Clean residual min=-0.003328 max=0.004285 Jy/beam ! Clean residual mean=-0.000002 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.0605162 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0605162 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037575Jy sigma=0.723034 ! Fit after self-cal, rms=0.037444Jy sigma=0.720188 ! 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=1.484 mas, bmaj=3.78 mas, bpa=0.9885 degrees ! Estimated noise=0.498299 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 = 0.00461738 Jy ! Component: 100 - total flux cleaned = 0.00552414 Jy ! Component: 150 - total flux cleaned = 0.00581152 Jy ! Component: 200 - total flux cleaned = 0.00585315 Jy ! Total flux subtracted in 200 components = 0.00585315 Jy ! Clean residual min=-0.002186 max=0.003623 Jy/beam ! Clean residual mean=-0.000002 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.0663694 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.0663694 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036813Jy sigma=0.710026 ! Fit after self-cal, rms=0.036806Jy sigma=0.709923 ! Inverting map ! Added new window around map position (4.2, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00317556 Jy ! Component: 100 - total flux cleaned = 0.00425692 Jy ! Component: 150 - total flux cleaned = 0.00441769 Jy ! Component: 200 - total flux cleaned = 0.00462421 Jy ! Total flux subtracted in 200 components = 0.00462421 Jy ! Clean residual min=-0.001860 max=0.002223 Jy/beam ! Clean residual mean=-0.000001 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.0709936 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 40 components and 0.0709936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036544Jy sigma=0.703084 ! Fit after self-cal, rms=0.036524Jy sigma=0.702838 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.484 x 3.78 at 0.9885 degrees (North through East) ! Clean map min=-0.0018388 max=0.063764 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.86 HN 1.05 KP 0.97 ! MK 0.90 NL 0.96 OV 0.95 PT 0.96 ! SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.84 KP 1.04 ! MK 0.88 NL 0.94 OV 0.95 PT 1.04 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.93 KP 0.98 ! MK 0.98 NL 1.01 OV 1.05 PT 1.05 ! SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.92 HN 0.97 KP 0.96 ! MK 1.01 NL 1.05 OV 1.03 PT 1.01 ! SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 1.02 KP 1.04 ! MK 1.09 NL 1.03 OV 1.07 PT 0.99 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.07 HN 0.94 KP 1.02 ! MK 1.05 NL 1.00 OV 0.99 PT 1.05 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.97 KP 1.02 ! MK 1.07 NL 1.10 OV 0.96 PT 1.03 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 0.99 KP 0.99 ! MK 1.03 NL 1.06 OV 1.12 PT 1.06 ! SC 1.06 ! ! ! Fit before self-cal, rms=0.036524Jy sigma=0.702838 ! Fit after self-cal, rms=0.035249Jy sigma=0.693424 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.484 mas, bmaj=3.779 mas, bpa=0.8936 degrees ! Estimated noise=0.496063 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 = 0.000242184 Jy ! Component: 100 - total flux cleaned = 0.000417858 Jy ! Component: 150 - total flux cleaned = 0.000629593 Jy ! Component: 200 - total flux cleaned = 0.00070238 Jy ! Total flux subtracted in 200 components = 0.00070238 Jy ! Clean residual min=-0.001428 max=0.002110 Jy/beam ! Clean residual mean=-0.000002 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.0716959 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 64 components and 0.071696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.035222Jy sigma=0.692619 ! Fit after self-cal, rms=0.035233Jy sigma=0.692485 ! Inverting map ! Added new window around map position (8.7, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202144 Jy ! Component: 100 - total flux cleaned = 0.00301989 Jy ! Component: 150 - total flux cleaned = 0.00355672 Jy ! Component: 200 - total flux cleaned = 0.00397241 Jy ! Total flux subtracted in 200 components = 0.00397241 Jy ! Clean residual min=-0.001369 max=0.001337 Jy/beam ! Clean residual mean=-0.000000 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.0756684 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 101 components and 0.0756683 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.035121Jy sigma=0.689441 ! Fit after self-cal, rms=0.035116Jy sigma=0.689355 ! 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.035116Jy sigma=0.689355 ! Fit after self-cal, rms=0.035013Jy sigma=0.689302 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.485 mas, bmaj=3.782 mas, bpa=0.864 degrees ! Estimated noise=0.494556 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000488243 Jy ! Component: 100 - total flux cleaned = 0.000740563 Jy ! Component: 150 - total flux cleaned = 0.00101937 Jy ! Component: 200 - total flux cleaned = 0.00123698 Jy ! Total flux subtracted in 200 components = 0.00123698 Jy ! Clean residual min=-0.001272 max=0.001367 Jy/beam ! Clean residual mean=-0.000000 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0769053 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 113 components and 0.0769053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034995Jy sigma=0.688756 ! Fit after self-cal, rms=0.034995Jy sigma=0.688745 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 (-76.8, -43.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000662024 Jy ! Component: 100 - total flux cleaned = 0.000712915 Jy ! Component: 150 - total flux cleaned = 0.000874348 Jy ! Component: 200 - total flux cleaned = 0.00103694 Jy ! Total flux subtracted in 200 components = 0.00103694 Jy ! Clean residual min=-0.001148 max=0.001151 Jy/beam ! Clean residual mean=-0.000000 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0779423 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 131 components and 0.0779423 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034954Jy sigma=0.687799 ! Fit after self-cal, rms=0.034951Jy sigma=0.687742 ! 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034951Jy sigma=0.687742 ! Fit after self-cal, rms=0.034897Jy sigma=0.687696 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.485 mas, bmaj=3.783 mas, bpa=0.8269 degrees ! Estimated noise=0.494089 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000182948 Jy ! Component: 100 - total flux cleaned = 0.000274975 Jy ! Component: 150 - total flux cleaned = 0.000361004 Jy ! Component: 200 - total flux cleaned = 0.000428295 Jy ! Total flux subtracted in 200 components = 0.000428295 Jy ! Clean residual min=-0.001105 max=0.001163 Jy/beam ! Clean residual mean=0.000000 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0783705 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 144 components and 0.0783705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034885Jy sigma=0.687425 ! Fit after self-cal, rms=0.034884Jy sigma=0.687419 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 = 0.000177722 Jy ! Component: 100 - total flux cleaned = 0.000215583 Jy ! Component: 150 - total flux cleaned = 0.000288531 Jy ! Component: 200 - total flux cleaned = 0.000346607 Jy ! Total flux subtracted in 200 components = 0.000346607 Jy ! Clean residual min=-0.001099 max=0.001170 Jy/beam ! Clean residual mean=0.000000 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0787171 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 156 components and 0.0787172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034876Jy sigma=0.687241 ! Fit after self-cal, rms=0.034876Jy sigma=0.687240 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034876Jy sigma=0.687240 ! Fit after self-cal, rms=0.034869Jy sigma=0.687230 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.283 mas, bmaj=4.931 mas, bpa=-0.8564 degrees ! Estimated noise=0.646484 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000440673 Jy ! Component: 100 - total flux cleaned = 0.000715687 Jy ! Component: 150 - total flux cleaned = 0.00091445 Jy ! Component: 200 - total flux cleaned = 0.00104517 Jy ! Total flux subtracted in 200 components = 0.00104517 Jy ! Clean residual min=-0.001393 max=0.001354 Jy/beam ! Clean residual mean=0.000000 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0797623 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 172 components and 0.0797623 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034867Jy sigma=0.687138 ! Fit after self-cal, rms=0.034866Jy sigma=0.687134 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 = 0.000214452 Jy ! Component: 100 - total flux cleaned = 0.000280963 Jy ! Component: 150 - total flux cleaned = 0.000335476 Jy ! Component: 200 - total flux cleaned = 0.000393539 Jy ! Total flux subtracted in 200 components = 0.000393539 Jy ! Clean residual min=-0.001363 max=0.001349 Jy/beam ! Clean residual mean=0.000000 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.0801559 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 180 components and 0.0801559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034865Jy sigma=0.687116 ! Fit after self-cal, rms=0.034865Jy sigma=0.687115 ! 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=1.485 mas, bmaj=3.783 mas, bpa=0.8061 degrees ! Estimated noise=0.49418 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.485 x 3.783 at 0.8061 degrees (North through East) ! Clean map min=-0.00099403 max=0.063854 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=1.297 mas, bmaj=3.51 mas, bpa=1.354 degrees ! Estimated noise=0.67297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0488315 Jy ! Component: 100 - total flux cleaned = 0.0600921 Jy ! Component: 150 - total flux cleaned = 0.064817 Jy ! Component: 200 - total flux cleaned = 0.0677937 Jy ! Total flux subtracted in 200 components = 0.0677937 Jy ! Clean residual min=-0.002607 max=0.002304 Jy/beam ! Clean residual mean=-0.000002 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.0677937 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0677937 Jy ! Inverting map and beam ! Estimated beam: bmin=1.485 mas, bmaj=3.783 mas, bpa=0.8061 degrees ! Estimated noise=0.49418 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 = 0.00246279 Jy ! Component: 100 - total flux cleaned = 0.00441053 Jy ! Component: 150 - total flux cleaned = 0.00602898 Jy ! Component: 200 - total flux cleaned = 0.00738605 Jy ! Total flux subtracted in 200 components = 0.00738605 Jy ! Clean residual min=-0.001494 max=0.001615 Jy/beam ! Clean residual mean=-0.000001 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.0751797 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 42 components and 0.0751797 Jy ! Inverting map ! Added new window around map position (22.8, -30.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144846 Jy ! Component: 100 - total flux cleaned = 0.00208007 Jy ! Component: 150 - total flux cleaned = 0.00245255 Jy ! Component: 200 - total flux cleaned = 0.00272174 Jy ! Total flux subtracted in 200 components = 0.00272174 Jy ! Clean residual min=-0.001231 max=0.001296 Jy/beam ! Clean residual mean=-0.000000 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0779015 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 65 components and 0.0779015 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.283 mas, bmaj=4.931 mas, bpa=-0.8564 degrees ! Estimated noise=0.646484 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000621316 Jy ! Component: 100 - total flux cleaned = 0.000942585 Jy ! Component: 150 - total flux cleaned = 0.00118607 Jy ! Component: 200 - total flux cleaned = 0.00137022 Jy ! Total flux subtracted in 200 components = 0.00137022 Jy ! Clean residual min=-0.001293 max=0.001177 Jy/beam ! Clean residual mean=0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0792717 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 = 0.000163057 Jy ! Component: 100 - total flux cleaned = 0.000323874 Jy ! Component: 150 - total flux cleaned = 0.000434525 Jy ! Component: 200 - total flux cleaned = 0.000534697 Jy ! Total flux subtracted in 200 components = 0.000534697 Jy ! Clean residual min=-0.001225 max=0.001128 Jy/beam ! Clean residual mean=0.000000 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0798064 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 114 components and 0.0798064 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.485 mas, bmaj=3.783 mas, bpa=0.8061 degrees ! Estimated noise=0.49418 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.46997e-05 Jy ! Component: 100 - total flux cleaned = -0.000105628 Jy ! Component: 150 - total flux cleaned = -0.000147377 Jy ! Component: 200 - total flux cleaned = -0.000185737 Jy ! Total flux subtracted in 200 components = -0.000185737 Jy ! Clean residual min=-0.001146 max=0.001076 Jy/beam ! Clean residual mean=0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0796207 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 142 components and 0.0796207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034866Jy sigma=0.687163 ! Fit after self-cal, rms=0.034860Jy sigma=0.687065 wmodel J0012+1751_C_map.mod ! Writing 142 model components to file: J0012+1751_C_map.mod wobs J0012+1751_C_uvs.fits ! Writing UV FITS file: J0012+1751_C_uvs.fits wwins J0012+1751_C_map.win ! wwins: Wrote 5 windows to J0012+1751_C_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 = -0.000208798 Jy ! Component: 100 - total flux cleaned = -0.000191357 Jy ! Component: 150 - total flux cleaned = -0.000226867 Jy ! Component: 200 - total flux cleaned = -0.00017435 Jy ! Component: 250 - total flux cleaned = -0.000123748 Jy ! Component: 300 - total flux cleaned = -5.82628e-05 Jy ! Component: 350 - total flux cleaned = -4.25444e-05 Jy ! Component: 400 - total flux cleaned = -8.82074e-05 Jy ! Component: 450 - total flux cleaned = -0.000132699 Jy ! Component: 500 - total flux cleaned = -0.000161681 Jy ! Component: 550 - total flux cleaned = -0.000204378 Jy ! Component: 600 - total flux cleaned = -0.000204364 Jy ! Component: 650 - total flux cleaned = -0.000204232 Jy ! Component: 700 - total flux cleaned = -0.000204043 Jy ! Component: 750 - total flux cleaned = -0.000151233 Jy ! Component: 800 - total flux cleaned = -0.000112707 Jy ! Component: 850 - total flux cleaned = -0.000125153 Jy ! Component: 900 - total flux cleaned = -8.77612e-05 Jy ! Component: 950 - total flux cleaned = -3.86761e-05 Jy ! Component: 1000 - total flux cleaned = -2.67457e-05 Jy ! Component: 1050 - total flux cleaned = 9.01316e-06 Jy ! Component: 1100 - total flux cleaned = 5.58118e-05 Jy ! Component: 1150 - total flux cleaned = 7.89895e-05 Jy ! Component: 1200 - total flux cleaned = 7.91169e-05 Jy ! Component: 1250 - total flux cleaned = 9.02827e-05 Jy ! Component: 1300 - total flux cleaned = 0.000134806 Jy ! Component: 1350 - total flux cleaned = 0.000156814 Jy ! Component: 1400 - total flux cleaned = 0.000178542 Jy ! Component: 1450 - total flux cleaned = 0.000232061 Jy ! Component: 1500 - total flux cleaned = 0.000253298 Jy ! Component: 1550 - total flux cleaned = 0.000305495 Jy ! Component: 1600 - total flux cleaned = 0.000326082 Jy ! Component: 1650 - total flux cleaned = 0.000387426 Jy ! Component: 1700 - total flux cleaned = 0.000387298 Jy ! Component: 1750 - total flux cleaned = 0.000407378 Jy ! Component: 1800 - total flux cleaned = 0.000466906 Jy ! Component: 1850 - total flux cleaned = 0.00050616 Jy ! Component: 1900 - total flux cleaned = 0.000535111 Jy ! Component: 1950 - total flux cleaned = 0.000544786 Jy ! Component: 2000 - total flux cleaned = 0.000573573 Jy ! Component: 2050 - total flux cleaned = 0.000573474 Jy ! Component: 2100 - total flux cleaned = 0.000601679 Jy ! Component: 2150 - total flux cleaned = 0.000592362 Jy ! Component: 2200 - total flux cleaned = 0.000601708 Jy ! Component: 2250 - total flux cleaned = 0.000629164 Jy ! Component: 2300 - total flux cleaned = 0.000638311 Jy ! Component: 2350 - total flux cleaned = 0.000638352 Jy ! Component: 2400 - total flux cleaned = 0.000629479 Jy ! Component: 2450 - total flux cleaned = 0.000638465 Jy ! Component: 2500 - total flux cleaned = 0.000682348 Jy ! Component: 2550 - total flux cleaned = 0.000682324 Jy ! Component: 2600 - total flux cleaned = 0.00068237 Jy ! Component: 2650 - total flux cleaned = 0.000725225 Jy ! Component: 2700 - total flux cleaned = 0.000725279 Jy ! Component: 2750 - total flux cleaned = 0.000750728 Jy ! Component: 2800 - total flux cleaned = 0.000775902 Jy ! Component: 2850 - total flux cleaned = 0.000809176 Jy ! Component: 2900 - total flux cleaned = 0.000800821 Jy ! Component: 2950 - total flux cleaned = 0.000809062 Jy ! Component: 3000 - total flux cleaned = 0.000817255 Jy ! Component: 3050 - total flux cleaned = 0.000833499 Jy ! Component: 3100 - total flux cleaned = 0.000849566 Jy ! Component: 3150 - total flux cleaned = 0.000857577 Jy ! Component: 3200 - total flux cleaned = 0.000881451 Jy ! Component: 3250 - total flux cleaned = 0.000889317 Jy ! Component: 3300 - total flux cleaned = 0.000873524 Jy ! Component: 3350 - total flux cleaned = 0.000905013 Jy ! Component: 3400 - total flux cleaned = 0.000936209 Jy ! Component: 3450 - total flux cleaned = 0.000912941 Jy ! Component: 3500 - total flux cleaned = 0.000936131 Jy ! Component: 3550 - total flux cleaned = 0.000936121 Jy ! Component: 3600 - total flux cleaned = 0.00093618 Jy ! Component: 3650 - total flux cleaned = 0.000966617 Jy ! Component: 3700 - total flux cleaned = 0.000996876 Jy ! Component: 3750 - total flux cleaned = 0.00100435 Jy ! Component: 3800 - total flux cleaned = 0.00100437 Jy ! Component: 3850 - total flux cleaned = 0.00101933 Jy ! Component: 3900 - total flux cleaned = 0.00104166 Jy ! Component: 3950 - total flux cleaned = 0.00104901 Jy ! Component: 4000 - total flux cleaned = 0.00103435 Jy ! Component: 4050 - total flux cleaned = 0.00105637 Jy ! Total flux subtracted in 4096 components = 0.00106361 Jy ! Clean residual min=-0.000409 max=0.000381 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0806843 Jy keep ! Adding 265 model components to the UV plane model. ! The established model now contains 407 components and 0.0806843 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0012+1751_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.485 x 3.783 at 0.8061 degrees (North through East) ! Clean map min=-0.00078392 max=0.063663 Jy/beam ! Writing clean map to FITS file: .//J0012+1751_C_map.fits wmodel .//J0012+1751_C_map.mod ! Writing 407 model components to file: .//J0012+1751_C_map.mod wobs .//J0012+1751_C_uvs.fits ! Writing UV FITS file: .//J0012+1751_C_uvs.fits wwins .//J0012+1751_C_map.win ! wwins: Wrote 6 windows to .//J0012+1751_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0636635 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00012066 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.568581 0.568581 1.13716 2.27433 4.54865 9.0973 18.1946 36.3892 72.7784 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 527.629 quit ! Quitting program ! Log file .//J0012+1751_C_dfm.log closed on Mon Jan 20 17:02:46 2020