! Started logfile: /vlbi/bs262/maps//J0001+1914_C_20180501_dfm.log on Mon Jun 4 23:10:25 2018 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 /vlbi/bs262/maps//J0001+1914_C_20180501_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0001+1914_C_20180501_uva.fits ! AN table 1: 21 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.883598 visibilities/baseline/integration-bin. ! Found source: J0001+1914 ! ! 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 3 lines of history. ! ! Reading 5344 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 J0001+1914_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 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013721Jy sigma=23.244479 ! Fit after self-cal, rms=0.866253Jy sigma=19.767248 ! 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=1.198 mas, bmaj=3.446 mas, bpa=3.024 degrees ! Estimated noise=0.620287 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 = 0.0944856 Jy ! Component: 100 - total flux cleaned = 0.119261 Jy ! Total flux subtracted in 100 components = 0.119261 Jy ! Clean residual min=-0.010593 max=0.021754 Jy/beam ! Clean residual mean=0.000004 rms=0.003469 Jy/beam ! Combined flux in latest and established models = 0.119261 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.119261 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=0.066381Jy sigma=1.306566 ! Fit after self-cal, rms=0.065675Jy sigma=1.292038 ! Inverting map ! Added new window around map position (-2.7, -9.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156348 Jy ! Component: 100 - total flux cleaned = 0.0188974 Jy ! Total flux subtracted in 100 components = 0.0188974 Jy ! Clean residual min=-0.010228 max=0.016792 Jy/beam ! Clean residual mean=0.000004 rms=0.002937 Jy/beam ! Combined flux in latest and established models = 0.138158 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 12 components and 0.138158 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=0.061326Jy sigma=1.188232 ! Fit after self-cal, rms=0.060662Jy sigma=1.172619 ! 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=3.858 mas, bpa=3.875 degrees ! Estimated noise=0.447861 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 (-8.1, -28.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0175266 Jy ! Component: 100 - total flux cleaned = 0.0271629 Jy ! Component: 150 - total flux cleaned = 0.0326307 Jy ! Component: 200 - total flux cleaned = 0.0358558 Jy ! Total flux subtracted in 200 components = 0.0358558 Jy ! Clean residual min=-0.008194 max=0.012276 Jy/beam ! Clean residual mean=0.000003 rms=0.002213 Jy/beam ! Combined flux in latest and established models = 0.174014 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 50 components and 0.174014 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=0.054560Jy sigma=1.036677 ! Fit after self-cal, rms=0.053967Jy sigma=1.020639 ! 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 3.858 at 3.875 degrees (North through East) ! Clean map min=-0.0079793 max=0.12252 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 7.46 KP 0.87 ! LA 1.03 MK 0.88 NL 1.28 OV 1.37 ! SC 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.19 HN 10.03 KP 0.90 ! LA 0.80 MK 0.84 NL 0.85 OV 0.72 ! SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.75 FD 1.03 HN 7.53 KP 0.95 ! LA 0.87 MK 0.82 NL 1.10 OV 0.81 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 9.12 KP 0.95 ! LA 0.93 MK 0.97 NL 0.91 OV 0.87 ! SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.49 FD 0.94 HN 12.46 KP 1.00 ! LA 0.96 MK 0.90 NL 1.13 OV 0.95 ! SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.16 HN 7.26 KP 1.00 ! LA 0.92 MK 0.85 NL 1.07 OV 0.88 ! SC 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 9.67 KP 1.02 ! LA 0.90 MK 0.81 NL 1.03 OV 0.90 ! SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 10.93 KP 0.97 ! LA 0.94 MK 0.80 NL 0.97 OV 0.90 ! SC 1.08 ! ! ! Fit before self-cal, rms=0.053967Jy sigma=1.020639 ! Fit after self-cal, rms=0.108996Jy sigma=0.678169 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.484 mas, bmaj=3.954 mas, bpa=4.761 degrees ! Estimated noise=0.455587 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 = -0.00284822 Jy ! Component: 100 - total flux cleaned = -0.0043461 Jy ! Component: 150 - total flux cleaned = -0.00538457 Jy ! Component: 200 - total flux cleaned = -0.00595835 Jy ! Total flux subtracted in 200 components = -0.00595835 Jy ! Clean residual min=-0.004042 max=0.003637 Jy/beam ! Clean residual mean=0.000000 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 0.168056 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.168056 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=0.108782Jy sigma=0.658375 ! Fit after self-cal, rms=0.109036Jy sigma=0.656880 ! 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=0.109036Jy sigma=0.656880 ! Fit after self-cal, rms=0.112931Jy sigma=0.656255 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.487 mas, bmaj=3.961 mas, bpa=4.777 degrees ! Estimated noise=0.454823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00182059 Jy ! Component: 100 - total flux cleaned = -0.00247857 Jy ! Component: 150 - total flux cleaned = -0.00299608 Jy ! Component: 200 - total flux cleaned = -0.00345758 Jy ! Total flux subtracted in 200 components = -0.00345758 Jy ! Clean residual min=-0.003193 max=0.003263 Jy/beam ! Clean residual mean=0.000000 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.164598 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 79 components and 0.164598 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=0.112845Jy sigma=0.649031 ! Fit after self-cal, rms=0.112835Jy sigma=0.648567 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 (5.1, 0.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00250515 Jy ! Component: 100 - total flux cleaned = 0.00317271 Jy ! Component: 150 - total flux cleaned = 0.00374236 Jy ! Component: 200 - total flux cleaned = 0.00399839 Jy ! Total flux subtracted in 200 components = 0.00399839 Jy ! Clean residual min=-0.002561 max=0.001856 Jy/beam ! Clean residual mean=0.000000 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.168597 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 101 components and 0.168597 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=0.112709Jy sigma=0.640766 ! Fit after self-cal, rms=0.112717Jy sigma=0.640470 ! 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=0.112717Jy sigma=0.640470 ! Fit after self-cal, rms=0.114644Jy sigma=0.639179 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.488 mas, bmaj=3.965 mas, bpa=4.802 degrees ! Estimated noise=0.453863 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000992629 Jy ! Component: 100 - total flux cleaned = -0.000992616 Jy ! Component: 150 - total flux cleaned = -0.000990966 Jy ! Component: 200 - total flux cleaned = -0.000873422 Jy ! Total flux subtracted in 200 components = -0.000873422 Jy ! Clean residual min=-0.002267 max=0.001806 Jy/beam ! Clean residual mean=0.000000 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.167723 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 111 components and 0.167723 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=0.114603Jy sigma=0.636081 ! Fit after self-cal, rms=0.114600Jy sigma=0.635836 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 = -0.000444529 Jy ! Component: 100 - total flux cleaned = -0.000444834 Jy ! Component: 150 - total flux cleaned = -0.000374461 Jy ! Component: 200 - total flux cleaned = -0.0003419 Jy ! Total flux subtracted in 200 components = -0.0003419 Jy ! Clean residual min=-0.002083 max=0.001719 Jy/beam ! Clean residual mean=0.000000 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.167381 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 122 components and 0.167381 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=0.114571Jy sigma=0.633889 ! Fit after self-cal, rms=0.114566Jy sigma=0.633714 ! 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=0.114566Jy sigma=0.633714 ! Fit after self-cal, rms=0.116410Jy sigma=0.632862 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.633 mas, bmaj=5.184 mas, bpa=4.517 degrees ! Estimated noise=0.571253 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00037536 Jy ! Component: 100 - total flux cleaned = -0.000340796 Jy ! Component: 150 - total flux cleaned = -0.000431694 Jy ! Component: 200 - total flux cleaned = -0.00045837 Jy ! Total flux subtracted in 200 components = -0.00045837 Jy ! Clean residual min=-0.002200 max=0.001799 Jy/beam ! Clean residual mean=0.000000 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.166923 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 139 components and 0.166923 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=0.116410Jy sigma=0.632015 ! Fit after self-cal, rms=0.116403Jy sigma=0.631719 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 = 5.63483e-05 Jy ! Component: 100 - total flux cleaned = -2.20004e-05 Jy ! Component: 150 - total flux cleaned = -4.51647e-05 Jy ! Component: 200 - total flux cleaned = -8.40523e-05 Jy ! Total flux subtracted in 200 components = -8.40523e-05 Jy ! Clean residual min=-0.002034 max=0.001781 Jy/beam ! Clean residual mean=0.000000 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.166839 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 153 components and 0.166839 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=0.116402Jy sigma=0.631388 ! Fit after self-cal, rms=0.116400Jy sigma=0.631249 ! 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=1.488 mas, bmaj=3.965 mas, bpa=4.801 degrees ! Estimated noise=0.453398 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.488 x 3.965 at 4.801 degrees (North through East) ! Clean map min=-0.0032266 max=0.12339 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=1.176 mas, bmaj=3.581 mas, bpa=4.618 degrees ! Estimated noise=0.682095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.104212 Jy ! Component: 100 - total flux cleaned = 0.129116 Jy ! Component: 150 - total flux cleaned = 0.140941 Jy ! Component: 200 - total flux cleaned = 0.147808 Jy ! Total flux subtracted in 200 components = 0.147808 Jy ! Clean residual min=-0.003386 max=0.003999 Jy/beam ! Clean residual mean=0.000001 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 0.147808 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.147808 Jy ! Inverting map and beam ! Estimated beam: bmin=1.488 mas, bmaj=3.965 mas, bpa=4.801 degrees ! Estimated noise=0.453398 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 = 0.00559521 Jy ! Component: 100 - total flux cleaned = 0.00916659 Jy ! Component: 150 - total flux cleaned = 0.0119143 Jy ! Component: 200 - total flux cleaned = 0.0133584 Jy ! Total flux subtracted in 200 components = 0.0133584 Jy ! Clean residual min=-0.002565 max=0.002620 Jy/beam ! Clean residual mean=0.000000 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.161166 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 40 components and 0.161166 Jy ! Inverting map ! Added new window around map position (1.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113513 Jy ! Component: 100 - total flux cleaned = 0.00195694 Jy ! Component: 150 - total flux cleaned = 0.00266782 Jy ! Component: 200 - total flux cleaned = 0.00312278 Jy ! Total flux subtracted in 200 components = 0.00312278 Jy ! Clean residual min=-0.002034 max=0.001704 Jy/beam ! Clean residual mean=0.000000 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.164289 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 56 components and 0.164289 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=3.633 mas, bmaj=5.184 mas, bpa=4.517 degrees ! Estimated noise=0.571253 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000689258 Jy ! Component: 100 - total flux cleaned = 0.000735275 Jy ! Component: 150 - total flux cleaned = 0.000822368 Jy ! Component: 200 - total flux cleaned = 0.000898509 Jy ! Total flux subtracted in 200 components = 0.000898509 Jy ! Clean residual min=-0.002354 max=0.001830 Jy/beam ! Clean residual mean=0.000000 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.165187 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 = 0.000204206 Jy ! Component: 100 - total flux cleaned = 0.000297889 Jy ! Component: 150 - total flux cleaned = 0.000240041 Jy ! Component: 200 - total flux cleaned = 0.000186467 Jy ! Total flux subtracted in 200 components = 0.000186467 Jy ! Clean residual min=-0.002081 max=0.001652 Jy/beam ! Clean residual mean=0.000000 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.165374 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 98 components and 0.165374 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.488 mas, bmaj=3.965 mas, bpa=4.801 degrees ! Estimated noise=0.453398 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.45273e-05 Jy ! Component: 100 - total flux cleaned = 0.00015005 Jy ! Component: 150 - total flux cleaned = 0.000311376 Jy ! Component: 200 - total flux cleaned = 0.00043124 Jy ! Total flux subtracted in 200 components = 0.00043124 Jy ! Clean residual min=-0.001826 max=0.001458 Jy/beam ! Clean residual mean=0.000000 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.165805 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 120 components and 0.165805 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=0.116389Jy sigma=0.628387 ! Fit after self-cal, rms=0.116316Jy sigma=0.626556 wmodel J0001+1914_C_map.mod ! Writing 120 model components to file: J0001+1914_C_map.mod wobs J0001+1914_C_uvs.fits ! Writing UV FITS file: J0001+1914_C_uvs.fits wwins J0001+1914_C_map.win ! wwins: Wrote 5 windows to J0001+1914_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 = -0.000463701 Jy ! Component: 100 - total flux cleaned = -0.000833073 Jy ! Component: 150 - total flux cleaned = -0.00120546 Jy ! Component: 200 - total flux cleaned = -0.00153876 Jy ! Component: 250 - total flux cleaned = -0.00185915 Jy ! Component: 300 - total flux cleaned = -0.00208579 Jy ! Component: 350 - total flux cleaned = -0.00234624 Jy ! Component: 400 - total flux cleaned = -0.00254129 Jy ! Component: 450 - total flux cleaned = -0.00275052 Jy ! Component: 500 - total flux cleaned = -0.00297304 Jy ! Component: 550 - total flux cleaned = -0.00315401 Jy ! Component: 600 - total flux cleaned = -0.00334891 Jy ! Component: 650 - total flux cleaned = -0.00350477 Jy ! Component: 700 - total flux cleaned = -0.00365767 Jy ! Component: 750 - total flux cleaned = -0.00379142 Jy ! Component: 800 - total flux cleaned = -0.00392273 Jy ! Component: 850 - total flux cleaned = -0.00409974 Jy ! Component: 900 - total flux cleaned = -0.00424185 Jy ! Component: 950 - total flux cleaned = -0.00435057 Jy ! Component: 1000 - total flux cleaned = -0.00448851 Jy ! Component: 1050 - total flux cleaned = -0.00457905 Jy ! Component: 1100 - total flux cleaned = -0.00465333 Jy ! Component: 1150 - total flux cleaned = -0.00472667 Jy ! Component: 1200 - total flux cleaned = -0.00478454 Jy ! Component: 1250 - total flux cleaned = -0.00488421 Jy ! Component: 1300 - total flux cleaned = -0.00485589 Jy ! Component: 1350 - total flux cleaned = -0.00491174 Jy ! Component: 1400 - total flux cleaned = -0.00498069 Jy ! Component: 1450 - total flux cleaned = -0.00503509 Jy ! Component: 1500 - total flux cleaned = -0.00508909 Jy ! Component: 1550 - total flux cleaned = -0.00520917 Jy ! Component: 1600 - total flux cleaned = -0.00524876 Jy ! Component: 1650 - total flux cleaned = -0.00535358 Jy ! Component: 1700 - total flux cleaned = -0.00543126 Jy ! Component: 1750 - total flux cleaned = -0.00549535 Jy ! Component: 1800 - total flux cleaned = -0.00553336 Jy ! Component: 1850 - total flux cleaned = -0.00562155 Jy ! Component: 1900 - total flux cleaned = -0.00568397 Jy ! Component: 1950 - total flux cleaned = -0.00570866 Jy ! Component: 2000 - total flux cleaned = -0.00575755 Jy ! Component: 2050 - total flux cleaned = -0.00578183 Jy ! Component: 2100 - total flux cleaned = -0.00582996 Jy ! Component: 2150 - total flux cleaned = -0.00588967 Jy ! Component: 2200 - total flux cleaned = -0.005937 Jy ! Component: 2250 - total flux cleaned = -0.00592519 Jy ! Component: 2300 - total flux cleaned = -0.00596018 Jy ! Component: 2350 - total flux cleaned = -0.00598333 Jy ! Component: 2400 - total flux cleaned = -0.00600637 Jy ! Component: 2450 - total flux cleaned = -0.00600641 Jy ! Component: 2500 - total flux cleaned = -0.00602915 Jy ! Component: 2550 - total flux cleaned = -0.00608559 Jy ! Component: 2600 - total flux cleaned = -0.0061191 Jy ! Component: 2650 - total flux cleaned = -0.0061414 Jy ! Component: 2700 - total flux cleaned = -0.00617462 Jy ! Component: 2750 - total flux cleaned = -0.00622952 Jy ! Component: 2800 - total flux cleaned = -0.00630591 Jy ! Component: 2850 - total flux cleaned = -0.00637107 Jy ! Component: 2900 - total flux cleaned = -0.00642502 Jy ! Component: 2950 - total flux cleaned = -0.00645716 Jy ! Component: 3000 - total flux cleaned = -0.0065318 Jy ! Component: 3050 - total flux cleaned = -0.00658483 Jy ! Component: 3100 - total flux cleaned = -0.0067009 Jy ! Component: 3150 - total flux cleaned = -0.00675335 Jy ! Component: 3200 - total flux cleaned = -0.00680553 Jy ! Component: 3250 - total flux cleaned = -0.00680559 Jy ! Component: 3300 - total flux cleaned = -0.00686764 Jy ! Component: 3350 - total flux cleaned = -0.00689854 Jy ! Component: 3400 - total flux cleaned = -0.00700077 Jy ! Component: 3450 - total flux cleaned = -0.0070415 Jy ! Component: 3500 - total flux cleaned = -0.00713266 Jy ! Component: 3550 - total flux cleaned = -0.00720331 Jy ! Component: 3600 - total flux cleaned = -0.00724349 Jy ! Component: 3650 - total flux cleaned = -0.00732344 Jy ! Component: 3700 - total flux cleaned = -0.00736328 Jy ! Component: 3750 - total flux cleaned = -0.00745247 Jy ! Component: 3800 - total flux cleaned = -0.00753137 Jy ! Component: 3850 - total flux cleaned = -0.00755098 Jy ! Component: 3900 - total flux cleaned = -0.00762909 Jy ! Component: 3950 - total flux cleaned = -0.00766802 Jy ! Component: 4000 - total flux cleaned = -0.00773587 Jy ! Component: 4050 - total flux cleaned = -0.00786122 Jy ! Total flux subtracted in 4096 components = -0.00788999 Jy ! Clean residual min=-0.000586 max=0.000554 Jy/beam ! Clean residual mean=-0.000000 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.157915 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 402 components and 0.157915 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0001+1914_C_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.488 x 3.965 at 4.801 degrees (North through East) ! Clean map min=-0.0015132 max=0.12709 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0001+1914_C_20180501_map.fits wmodel /vlbi/bs262/maps//J0001+1914_C_20180501_map.mod ! Writing 402 model components to file: /vlbi/bs262/maps//J0001+1914_C_20180501_map.mod wobs /vlbi/bs262/maps//J0001+1914_C_20180501_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0001+1914_C_20180501_uvs.fits wwins /vlbi/bs262/maps//J0001+1914_C_20180501_map.win ! wwins: Wrote 6 windows to /vlbi/bs262/maps//J0001+1914_C_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.127094 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000163234 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.385306 0.385306 0.770612 1.54122 3.08245 6.1649 12.3298 24.6596 49.3192 98.6383 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.127 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 778.602 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0001+1914_C_20180501_dfm.log closed on Mon Jun 4 23:10:29 2018