! Started logfile: /vlbi/uf001/uva//J2137-2042_X_dfm.log on Mon Jan 14 05:55:38 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J2137-2042_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2137-2042_X_uva.fits ! AN table 1: 58 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.993295 visibilities/baseline/integration-bin. ! Found source: J2137-2042 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 24888 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2137-2042_X] 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 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007590Jy sigma=22.240542 ! Fit after self-cal, rms=0.938435Jy sigma=20.711343 ! 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=0.6917 mas, bmaj=3.362 mas, bpa=-19.68 degrees ! Estimated noise=0.454465 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 = 0.0392668 Jy ! Component: 100 - total flux cleaned = 0.0611702 Jy ! Total flux subtracted in 100 components = 0.0611702 Jy ! Clean residual min=-0.011368 max=0.018399 Jy/beam ! Clean residual mean=-0.000067 rms=0.003796 Jy/beam ! Combined flux in latest and established models = 0.0611702 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 38 components and 0.0611702 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.120095Jy sigma=2.528246 ! Fit after self-cal, rms=0.119168Jy sigma=2.506012 ! 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=0.9227 mas, bmaj=3.709 mas, bpa=-18.69 degrees ! Estimated noise=0.210197 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 = 0.036359 Jy ! Component: 100 - total flux cleaned = 0.0606293 Jy ! Component: 150 - total flux cleaned = 0.0780419 Jy ! Component: 200 - total flux cleaned = 0.0906003 Jy ! Total flux subtracted in 200 components = 0.0906003 Jy ! Clean residual min=-0.018084 max=0.029121 Jy/beam ! Clean residual mean=-0.000099 rms=0.006909 Jy/beam ! Combined flux in latest and established models = 0.151771 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 89 components and 0.151771 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.104357Jy sigma=2.200583 ! Fit after self-cal, rms=0.103403Jy sigma=2.184940 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9227 x 3.709 at -18.69 degrees (North through East) ! Clean map min=-0.0183 max=0.05241 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.04 HN 0.96 KP 1.30 ! LA 0.67 MK 1.52 NL 2.79 OV 2.21 ! PT 0.48 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.33 FD 1.08 HN 0.94 KP 1.33 ! LA 0.66 MK 1.29 NL 2.89 OV 2.23 ! PT 0.47 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 FD 1.10 HN 0.89 KP 1.40 ! LA 0.66 MK 1.56 NL 2.96 OV 2.36 ! PT 0.46 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.36 FD 1.16 HN 0.91 KP 1.45 ! LA 0.65 MK 1.24 NL 2.81 OV 2.36 ! PT 0.46 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 1.09 HN 1.08 KP 1.34 ! LA 0.67 MK 1.06 NL 2.90 OV 2.18 ! PT 0.48 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.10 HN 0.90 KP 1.41 ! LA 0.67 MK 1.22 NL 2.75 OV 2.08 ! PT 0.48 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.17 HN 0.73 KP 1.44 ! LA 0.67 MK 1.21 NL 2.79 OV 2.30 ! PT 0.46 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.17 HN 0.85 KP 1.34 ! LA 0.67 MK 1.14 NL 2.68 OV 2.02 ! PT 0.50 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.08 HN 0.84 KP 1.33 ! LA 0.68 MK 0.94 NL 2.58 OV 1.99 ! PT 0.49 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.10 HN 0.78 KP 1.36 ! LA 0.71 MK 1.12 NL 2.88 OV 2.01 ! PT 0.49 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.13 HN 0.74 KP 1.41 ! LA 0.72 MK 0.85 NL 2.68 OV 2.14 ! PT 0.48 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.08 HN 0.65 KP 1.39 ! LA 0.72 MK 1.00 NL 2.53 OV 2.05 ! PT 0.49 ! ! ! Fit before self-cal, rms=0.103403Jy sigma=2.184940 ! Fit after self-cal, rms=0.157911Jy sigma=1.743939 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9419 mas, bmaj=3.867 mas, bpa=-18.09 degrees ! Estimated noise=0.230579 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 (0.4, -13.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0204294 Jy ! Component: 100 - total flux cleaned = 0.0261046 Jy ! Component: 150 - total flux cleaned = 0.0281107 Jy ! Component: 200 - total flux cleaned = 0.0295525 Jy ! Total flux subtracted in 200 components = 0.0295525 Jy ! Clean residual min=-0.012635 max=0.012900 Jy/beam ! Clean residual mean=0.000017 rms=0.003786 Jy/beam ! Combined flux in latest and established models = 0.181323 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 128 components and 0.181323 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.153426Jy sigma=1.638719 ! Fit after self-cal, rms=0.157593Jy sigma=1.585366 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.157593Jy sigma=1.585366 ! Fit after self-cal, rms=0.158781Jy sigma=1.540199 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9608 mas, bmaj=3.936 mas, bpa=-18.32 degrees ! Estimated noise=0.229868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00626094 Jy ! Component: 100 - total flux cleaned = 0.00511763 Jy ! Component: 150 - total flux cleaned = 0.00510499 Jy ! Component: 200 - total flux cleaned = 0.00510179 Jy ! Total flux subtracted in 200 components = 0.00510179 Jy ! Clean residual min=-0.010415 max=0.013267 Jy/beam ! Clean residual mean=0.000022 rms=0.003510 Jy/beam ! Combined flux in latest and established models = 0.186425 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 153 components and 0.186425 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.157033Jy sigma=1.529173 ! Fit after self-cal, rms=0.156316Jy sigma=1.524841 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 = 0.000904027 Jy ! Component: 100 - total flux cleaned = 0.000903385 Jy ! Component: 150 - total flux cleaned = 0.00107512 Jy ! Component: 200 - total flux cleaned = 0.00107499 Jy ! Total flux subtracted in 200 components = 0.00107499 Jy ! Clean residual min=-0.010339 max=0.012978 Jy/beam ! Clean residual mean=0.000023 rms=0.003531 Jy/beam ! Combined flux in latest and established models = 0.1875 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 162 components and 0.1875 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.155263Jy sigma=1.521385 ! Fit after self-cal, rms=0.155008Jy sigma=1.520316 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.155008Jy sigma=1.520316 ! Fit after self-cal, rms=0.152301Jy sigma=1.511674 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=3.981 mas, bpa=-18.75 degrees ! Estimated noise=0.237751 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000245015 Jy ! Component: 100 - total flux cleaned = -0.0014084 Jy ! Component: 150 - total flux cleaned = -0.00192875 Jy ! Component: 200 - total flux cleaned = -0.0020829 Jy ! Total flux subtracted in 200 components = -0.0020829 Jy ! Clean residual min=-0.010721 max=0.012839 Jy/beam ! Clean residual mean=0.000027 rms=0.003583 Jy/beam ! Combined flux in latest and established models = 0.185417 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 171 components and 0.185417 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.151303Jy sigma=1.507100 ! Fit after self-cal, rms=0.151113Jy sigma=1.505574 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 = -0.000621921 Jy ! Component: 100 - total flux cleaned = -0.000627826 Jy ! Component: 150 - total flux cleaned = -0.000776248 Jy ! Component: 200 - total flux cleaned = -0.000915162 Jy ! Total flux subtracted in 200 components = -0.000915162 Jy ! Clean residual min=-0.010639 max=0.012920 Jy/beam ! Clean residual mean=0.000026 rms=0.003596 Jy/beam ! Combined flux in latest and established models = 0.184502 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 178 components and 0.184502 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.150424Jy sigma=1.503538 ! Fit after self-cal, rms=0.150468Jy sigma=1.502599 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.150468Jy sigma=1.502599 ! Fit after self-cal, rms=0.158780Jy sigma=1.498774 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.741 mas, bmaj=5.805 mas, bpa=1.727 degrees ! Estimated noise=0.251127 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00127233 Jy ! Component: 100 - total flux cleaned = -0.00149937 Jy ! Component: 150 - total flux cleaned = -0.00170951 Jy ! Component: 200 - total flux cleaned = -0.00228346 Jy ! Total flux subtracted in 200 components = -0.00228346 Jy ! Clean residual min=-0.015353 max=0.019198 Jy/beam ! Clean residual mean=0.000045 rms=0.005380 Jy/beam ! Combined flux in latest and established models = 0.182218 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 181 components and 0.182218 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.157884Jy sigma=1.496600 ! Fit after self-cal, rms=0.157966Jy sigma=1.492487 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 = -0.00114246 Jy ! Component: 100 - total flux cleaned = -0.00132787 Jy ! Component: 150 - total flux cleaned = -0.00186125 Jy ! Component: 200 - total flux cleaned = -0.00234477 Jy ! Total flux subtracted in 200 components = -0.00234477 Jy ! Clean residual min=-0.015559 max=0.019066 Jy/beam ! Clean residual mean=0.000044 rms=0.005362 Jy/beam ! Combined flux in latest and established models = 0.179873 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 184 components and 0.179873 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.157348Jy sigma=1.495471 ! Fit after self-cal, rms=0.157460Jy sigma=1.491054 ! 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=1.028 mas, bmaj=4.018 mas, bpa=-18.93 degrees ! Estimated noise=0.243746 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.028 x 4.018 at -18.93 degrees (North through East) ! Clean map min=-0.019497 max=0.058956 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=0.7452 mas, bmaj=3.567 mas, bpa=-20.05 degrees ! Estimated noise=0.581151 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0481707 Jy ! Component: 100 - total flux cleaned = 0.0764873 Jy ! Component: 150 - total flux cleaned = 0.0978483 Jy ! Component: 200 - total flux cleaned = 0.114702 Jy ! Total flux subtracted in 200 components = 0.114702 Jy ! Clean residual min=-0.011589 max=0.014460 Jy/beam ! Clean residual mean=-0.000029 rms=0.003451 Jy/beam ! Combined flux in latest and established models = 0.114702 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 43 model components to the UV plane model. ! The established model now contains 43 components and 0.114702 Jy ! Inverting map and beam ! Estimated beam: bmin=1.028 mas, bmaj=4.018 mas, bpa=-18.93 degrees ! Estimated noise=0.243746 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 = 0.0243466 Jy ! Component: 100 - total flux cleaned = 0.0364861 Jy ! Component: 150 - total flux cleaned = 0.0437707 Jy ! Component: 200 - total flux cleaned = 0.0500895 Jy ! Total flux subtracted in 200 components = 0.0500895 Jy ! Clean residual min=-0.013394 max=0.016637 Jy/beam ! Clean residual mean=-0.000000 rms=0.004223 Jy/beam ! Combined flux in latest and established models = 0.164791 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 77 components and 0.164791 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.741 mas, bmaj=5.805 mas, bpa=1.727 degrees ! Estimated noise=0.251127 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00969625 Jy ! Component: 100 - total flux cleaned = 0.00929691 Jy ! Component: 150 - total flux cleaned = 0.00930752 Jy ! Component: 200 - total flux cleaned = 0.00931079 Jy ! Total flux subtracted in 200 components = 0.00931079 Jy ! Clean residual min=-0.017447 max=0.020695 Jy/beam ! Clean residual mean=0.000028 rms=0.005612 Jy/beam ! Combined flux in latest and established models = 0.174102 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 = 0.000300983 Jy ! Component: 100 - total flux cleaned = 0.000548478 Jy ! Component: 150 - total flux cleaned = 0.00053628 Jy ! Component: 200 - total flux cleaned = 0.000735798 Jy ! Total flux subtracted in 200 components = 0.000735798 Jy ! Clean residual min=-0.016491 max=0.020042 Jy/beam ! Clean residual mean=0.000035 rms=0.005446 Jy/beam ! Combined flux in latest and established models = 0.174838 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 98 components and 0.174838 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.028 mas, bmaj=4.018 mas, bpa=-18.93 degrees ! Estimated noise=0.243746 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000520396 Jy ! Component: 100 - total flux cleaned = 0.000312055 Jy ! Component: 150 - total flux cleaned = -0.000210428 Jy ! Component: 200 - total flux cleaned = -0.000364205 Jy ! Total flux subtracted in 200 components = -0.000364205 Jy ! Clean residual min=-0.011488 max=0.015225 Jy/beam ! Clean residual mean=0.000022 rms=0.003680 Jy/beam ! Combined flux in latest and established models = 0.174474 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 117 components and 0.174474 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.157504Jy sigma=1.503004 ! Fit after self-cal, rms=0.156680Jy sigma=1.493666 wmodel J2137-2042_X_map.mod ! Writing 117 model components to file: J2137-2042_X_map.mod wobs J2137-2042_X_uvs.fits ! Writing UV FITS file: J2137-2042_X_uvs.fits wwins J2137-2042_X_map.win ! wwins: Wrote 2 windows to J2137-2042_X_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 = 0.00497665 Jy ! Component: 100 - total flux cleaned = 0.00858663 Jy ! Component: 150 - total flux cleaned = 0.010929 Jy ! Component: 200 - total flux cleaned = 0.0126003 Jy ! Component: 250 - total flux cleaned = 0.0138298 Jy ! Component: 300 - total flux cleaned = 0.0153556 Jy ! Component: 350 - total flux cleaned = 0.0169964 Jy ! Component: 400 - total flux cleaned = 0.0185912 Jy ! Component: 450 - total flux cleaned = 0.0198326 Jy ! Component: 500 - total flux cleaned = 0.021041 Jy ! Component: 550 - total flux cleaned = 0.0220699 Jy ! Component: 600 - total flux cleaned = 0.0226443 Jy ! Component: 650 - total flux cleaned = 0.023067 Jy ! Component: 700 - total flux cleaned = 0.0237581 Jy ! Component: 750 - total flux cleaned = 0.0241633 Jy ! Component: 800 - total flux cleaned = 0.0246943 Jy ! Component: 850 - total flux cleaned = 0.0250843 Jy ! Component: 900 - total flux cleaned = 0.0254673 Jy ! Component: 950 - total flux cleaned = 0.0254676 Jy ! Component: 1000 - total flux cleaned = 0.0259635 Jy ! Component: 1050 - total flux cleaned = 0.0259633 Jy ! Component: 1100 - total flux cleaned = 0.0265654 Jy ! Component: 1150 - total flux cleaned = 0.0266828 Jy ! Component: 1200 - total flux cleaned = 0.0265665 Jy ! Component: 1250 - total flux cleaned = 0.0266832 Jy ! Component: 1300 - total flux cleaned = 0.0270258 Jy ! Component: 1350 - total flux cleaned = 0.0271398 Jy ! Component: 1400 - total flux cleaned = 0.0272516 Jy ! Component: 1450 - total flux cleaned = 0.0274735 Jy ! Component: 1500 - total flux cleaned = 0.0276915 Jy ! Component: 1550 - total flux cleaned = 0.0281235 Jy ! Component: 1600 - total flux cleaned = 0.0285496 Jy ! Component: 1650 - total flux cleaned = 0.0287613 Jy ! Component: 1700 - total flux cleaned = 0.0291776 Jy ! Component: 1750 - total flux cleaned = 0.0294862 Jy ! Component: 1800 - total flux cleaned = 0.0297913 Jy ! Component: 1850 - total flux cleaned = 0.0294883 Jy ! Component: 1900 - total flux cleaned = 0.0299903 Jy ! Component: 1950 - total flux cleaned = 0.0302879 Jy ! Component: 2000 - total flux cleaned = 0.0306794 Jy ! Component: 2050 - total flux cleaned = 0.0306789 Jy ! Component: 2100 - total flux cleaned = 0.0308707 Jy ! Component: 2150 - total flux cleaned = 0.0308706 Jy ! Component: 2200 - total flux cleaned = 0.0313417 Jy ! Component: 2250 - total flux cleaned = 0.0314346 Jy ! Component: 2300 - total flux cleaned = 0.0317123 Jy ! Component: 2350 - total flux cleaned = 0.0319851 Jy ! Component: 2400 - total flux cleaned = 0.0321657 Jy ! Component: 2450 - total flux cleaned = 0.0322548 Jy ! Component: 2500 - total flux cleaned = 0.0323452 Jy ! Component: 2550 - total flux cleaned = 0.0323457 Jy ! Component: 2600 - total flux cleaned = 0.0326966 Jy ! Component: 2650 - total flux cleaned = 0.0328706 Jy ! Component: 2700 - total flux cleaned = 0.0329569 Jy ! Component: 2750 - total flux cleaned = 0.0330434 Jy ! Component: 2800 - total flux cleaned = 0.0333833 Jy ! Component: 2850 - total flux cleaned = 0.0333002 Jy ! Component: 2900 - total flux cleaned = 0.0338848 Jy ! Component: 2950 - total flux cleaned = 0.0338013 Jy ! Component: 3000 - total flux cleaned = 0.0340478 Jy ! Component: 3050 - total flux cleaned = 0.0343722 Jy ! Component: 3100 - total flux cleaned = 0.0340485 Jy ! Component: 3150 - total flux cleaned = 0.0342087 Jy ! Component: 3200 - total flux cleaned = 0.0343678 Jy ! Component: 3250 - total flux cleaned = 0.0344466 Jy ! Component: 3300 - total flux cleaned = 0.0342894 Jy ! Component: 3350 - total flux cleaned = 0.0342895 Jy ! Component: 3400 - total flux cleaned = 0.0342125 Jy ! Component: 3450 - total flux cleaned = 0.0341357 Jy ! Component: 3500 - total flux cleaned = 0.0341353 Jy ! Component: 3550 - total flux cleaned = 0.0340596 Jy ! Component: 3600 - total flux cleaned = 0.0339841 Jy ! Component: 3650 - total flux cleaned = 0.0339838 Jy ! Component: 3700 - total flux cleaned = 0.0337612 Jy ! Component: 3750 - total flux cleaned = 0.0338352 Jy ! Component: 3800 - total flux cleaned = 0.0336883 Jy ! Component: 3850 - total flux cleaned = 0.0336875 Jy ! Component: 3900 - total flux cleaned = 0.0332544 Jy ! Component: 3950 - total flux cleaned = 0.0331828 Jy ! Component: 4000 - total flux cleaned = 0.0329696 Jy ! Component: 4050 - total flux cleaned = 0.0330406 Jy ! Total flux subtracted in 4096 components = 0.0331108 Jy ! Clean residual min=-0.004381 max=0.004207 Jy/beam ! Clean residual mean=0.000017 rms=0.001646 Jy/beam ! Combined flux in latest and established models = 0.207585 Jy keep ! Adding 570 model components to the UV plane model. ! The established model now contains 687 components and 0.207585 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2137-2042_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.028 x 4.018 at -18.93 degrees (North through East) ! Clean map min=-0.019254 max=0.063892 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2137-2042_X_map.fits wmodel /vlbi/uf001/uva//J2137-2042_X_map.mod ! Writing 687 model components to file: /vlbi/uf001/uva//J2137-2042_X_map.mod wobs /vlbi/uf001/uva//J2137-2042_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2137-2042_X_uvs.fits wwins /vlbi/uf001/uva//J2137-2042_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J2137-2042_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0638919 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00157955 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -7.41668 7.41668 14.8334 29.6667 59.3334 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0047 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 40.449 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2137-2042_X_dfm.log closed on Mon Jan 14 05:55:43 2019