! Started logfile: /vlbi/uf001/uva//J0431+1731_X_dfm.log on Sun Jan 13 22:13:36 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//J0431+1731_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0431+1731_X_uva.fits ! AN table 1: 87 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.791826 visibilities/baseline/integration-bin. ! Found source: J0431+1731 ! ! 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 121 lines of history. ! ! Reading 29760 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 J0431+1731_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 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010793Jy sigma=21.283645 ! Fit after self-cal, rms=0.865130Jy sigma=18.126991 ! 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=0.6632 mas, bmaj=1.702 mas, bpa=1.303 degrees ! Estimated noise=0.3895 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 = 0.104301 Jy ! Component: 100 - total flux cleaned = 0.133149 Jy ! Total flux subtracted in 100 components = 0.133149 Jy ! Clean residual min=-0.006231 max=0.012400 Jy/beam ! Clean residual mean=0.000004 rms=0.001512 Jy/beam ! Combined flux in latest and established models = 0.133149 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.133149 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=0.074483Jy sigma=1.410846 ! Fit after self-cal, rms=0.074362Jy sigma=1.408198 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132983 Jy ! Component: 100 - total flux cleaned = 0.0188524 Jy ! Total flux subtracted in 100 components = 0.0188524 Jy ! Clean residual min=-0.005548 max=0.006173 Jy/beam ! Clean residual mean=0.000003 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 0.152002 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 7 components and 0.152002 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=0.072201Jy sigma=1.343102 ! Fit after self-cal, rms=0.072216Jy sigma=1.342719 ! 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=0.8255 mas, bmaj=1.951 mas, bpa=0.934 degrees ! Estimated noise=0.202258 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 = 0.0041527 Jy ! Component: 100 - total flux cleaned = 0.00482106 Jy ! Component: 150 - total flux cleaned = 0.00482429 Jy ! Component: 200 - total flux cleaned = 0.00482324 Jy ! Total flux subtracted in 200 components = 0.00482324 Jy ! Clean residual min=-0.005119 max=0.006213 Jy/beam ! Clean residual mean=0.000006 rms=0.001218 Jy/beam ! Combined flux in latest and established models = 0.156825 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.156825 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=0.071953Jy sigma=1.337281 ! Fit after self-cal, rms=0.071968Jy sigma=1.337190 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8255 x 1.951 at 0.934 degrees (North through East) ! Clean map min=-0.0048248 max=0.13814 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 0.94 LA 0.94 ! MK 1.01 NL 1.11 OV 0.95 PT 1.01 ! SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 0.94 LA 0.95 ! MK 1.01 NL 1.15 OV 0.91 PT 1.02 ! SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.97 LA 0.96 ! MK 1.02 NL 1.14 OV 0.93 PT 0.98 ! SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 0.96 LA 0.95 ! MK 0.98 NL 1.14 OV 0.95 PT 1.00 ! SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.95 LA 0.93 ! MK 0.98 NL 1.15 OV 0.93 PT 0.97 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.93 HN 0.93 LA 0.93 ! MK 1.00 NL 1.13 OV 0.95 PT 1.00 ! SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 0.95 LA 0.93 ! MK 1.00 NL 1.13 OV 0.93 PT 1.02 ! SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.94 LA 0.91 ! MK 1.02 NL 1.17 OV 0.94 PT 1.00 ! SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 0.98 LA 0.95 ! MK 1.02 NL 1.16 OV 0.92 PT 0.98 ! SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 0.95 LA 0.94 ! MK 1.00 NL 1.13 OV 0.94 PT 1.00 ! SC 1.07 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 0.96 LA 0.92 ! MK 1.03 NL 1.16 OV 0.94 PT 1.01 ! SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 HN 0.94 LA 0.91 ! MK 1.04 NL 1.13 OV 0.97 PT 1.02 ! SC 1.05 ! ! ! Fit before self-cal, rms=0.071968Jy sigma=1.337190 ! Fit after self-cal, rms=0.070854Jy sigma=1.308207 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8331 mas, bmaj=1.978 mas, bpa=0.4067 degrees ! Estimated noise=0.201422 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 (-1.2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00368831 Jy ! Component: 100 - total flux cleaned = 0.00370987 Jy ! Component: 150 - total flux cleaned = 0.00344844 Jy ! Component: 200 - total flux cleaned = 0.0033031 Jy ! Total flux subtracted in 200 components = 0.0033031 Jy ! Clean residual min=-0.003820 max=0.004070 Jy/beam ! Clean residual mean=0.000003 rms=0.000858 Jy/beam ! Combined flux in latest and established models = 0.160128 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.160128 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=0.070407Jy sigma=1.299968 ! Fit after self-cal, rms=0.070436Jy sigma=1.298646 ! 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=0.070436Jy sigma=1.298646 ! Fit after self-cal, rms=0.087666Jy sigma=1.258284 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8186 mas, bmaj=1.953 mas, bpa=0.894 degrees ! Estimated noise=0.200847 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141333 Jy ! Component: 100 - total flux cleaned = 0.00160539 Jy ! Component: 150 - total flux cleaned = 0.00152575 Jy ! Component: 200 - total flux cleaned = 0.001559 Jy ! Total flux subtracted in 200 components = 0.001559 Jy ! Clean residual min=-0.001285 max=0.001453 Jy/beam ! Clean residual mean=0.000000 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.161687 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 45 components and 0.161687 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=0.087628Jy sigma=1.256809 ! Fit after self-cal, rms=0.087981Jy sigma=1.256230 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 (-14.4, 9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111627 Jy ! Component: 100 - total flux cleaned = 0.00115056 Jy ! Component: 150 - total flux cleaned = 0.0010932 Jy ! Component: 200 - total flux cleaned = 0.00103938 Jy ! Total flux subtracted in 200 components = 0.00103938 Jy ! Clean residual min=-0.001289 max=0.001416 Jy/beam ! Clean residual mean=0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.162726 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 65 components and 0.162726 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=0.087945Jy sigma=1.255550 ! Fit after self-cal, rms=0.087948Jy sigma=1.255506 ! Inverting map ! Added new window around map position (-0.4, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000712279 Jy ! Component: 100 - total flux cleaned = 0.000870452 Jy ! Component: 150 - total flux cleaned = 0.000897082 Jy ! Component: 200 - total flux cleaned = 0.000921788 Jy ! Total flux subtracted in 200 components = 0.000921788 Jy ! Clean residual min=-0.001334 max=0.001225 Jy/beam ! Clean residual mean=0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.163648 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 80 components and 0.163648 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=0.087917Jy sigma=1.254808 ! Fit after self-cal, rms=0.087927Jy sigma=1.254780 ! 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=0.087927Jy sigma=1.254780 ! Fit after self-cal, rms=0.090250Jy sigma=1.254536 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8161 mas, bmaj=1.95 mas, bpa=0.9593 degrees ! Estimated noise=0.200945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000576641 Jy ! Component: 100 - total flux cleaned = 0.000702632 Jy ! Component: 150 - total flux cleaned = 0.000815772 Jy ! Component: 200 - total flux cleaned = 0.00087871 Jy ! Total flux subtracted in 200 components = 0.00087871 Jy ! Clean residual min=-0.001188 max=0.001169 Jy/beam ! Clean residual mean=0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.164527 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 91 components and 0.164527 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=0.090232Jy sigma=1.254193 ! Fit after self-cal, rms=0.090262Jy sigma=1.254181 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 = 9.97099e-05 Jy ! Component: 100 - total flux cleaned = 0.000119271 Jy ! Component: 150 - total flux cleaned = 6.51262e-05 Jy ! Component: 200 - total flux cleaned = 6.4601e-05 Jy ! Total flux subtracted in 200 components = 6.4601e-05 Jy ! Clean residual min=-0.001198 max=0.001149 Jy/beam ! Clean residual mean=0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.164591 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 100 components and 0.164591 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=0.090251Jy sigma=1.254002 ! Fit after self-cal, rms=0.090255Jy sigma=1.254000 ! 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=0.090255Jy sigma=1.254000 ! Fit after self-cal, rms=0.090480Jy sigma=1.253951 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.943 mas, bmaj=2.824 mas, bpa=-2.309 degrees ! Estimated noise=0.261313 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000372105 Jy ! Component: 100 - total flux cleaned = 0.000651236 Jy ! Component: 150 - total flux cleaned = 0.000711558 Jy ! Component: 200 - total flux cleaned = 0.000739137 Jy ! Total flux subtracted in 200 components = 0.000739137 Jy ! Clean residual min=-0.001105 max=0.001071 Jy/beam ! Clean residual mean=0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.165331 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 118 components and 0.165331 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=0.090474Jy sigma=1.253917 ! Fit after self-cal, rms=0.090487Jy sigma=1.253905 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 = 0.000128096 Jy ! Component: 100 - total flux cleaned = 0.000194392 Jy ! Component: 150 - total flux cleaned = 0.000194358 Jy ! Component: 200 - total flux cleaned = 0.000228692 Jy ! Total flux subtracted in 200 components = 0.000228692 Jy ! Clean residual min=-0.001060 max=0.001106 Jy/beam ! Clean residual mean=0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.165559 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 121 components and 0.165559 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=0.090482Jy sigma=1.253905 ! Fit after self-cal, rms=0.090488Jy sigma=1.253900 ! 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=0.8149 mas, bmaj=1.948 mas, bpa=1.011 degrees ! Estimated noise=0.201035 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8149 x 1.948 at 1.011 degrees (North through East) ! Clean map min=-0.0010351 max=0.13694 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=0.6548 mas, bmaj=1.696 mas, bpa=1.543 degrees ! Estimated noise=0.383835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.102608 Jy ! Component: 100 - total flux cleaned = 0.132747 Jy ! Component: 150 - total flux cleaned = 0.146532 Jy ! Component: 200 - total flux cleaned = 0.15307 Jy ! Total flux subtracted in 200 components = 0.15307 Jy ! Clean residual min=-0.002470 max=0.003177 Jy/beam ! Clean residual mean=0.000001 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.15307 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.15307 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8149 mas, bmaj=1.948 mas, bpa=1.011 degrees ! Estimated noise=0.201035 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 = 0.00436444 Jy ! Component: 100 - total flux cleaned = 0.0069855 Jy ! Component: 150 - total flux cleaned = 0.00880077 Jy ! Component: 200 - total flux cleaned = 0.00994427 Jy ! Total flux subtracted in 200 components = 0.00994427 Jy ! Clean residual min=-0.001618 max=0.001395 Jy/beam ! Clean residual mean=0.000000 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.163014 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 23 components and 0.163014 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=1.943 mas, bmaj=2.824 mas, bpa=-2.309 degrees ! Estimated noise=0.261313 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123858 Jy ! Component: 100 - total flux cleaned = 0.00159401 Jy ! Component: 150 - total flux cleaned = 0.00183192 Jy ! Component: 200 - total flux cleaned = 0.0020209 Jy ! Total flux subtracted in 200 components = 0.0020209 Jy ! Clean residual min=-0.001225 max=0.001297 Jy/beam ! Clean residual mean=0.000001 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.165035 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) ! Added new window around map position (-43.8, -15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110917 Jy ! Component: 100 - total flux cleaned = 0.00167672 Jy ! Component: 150 - total flux cleaned = 0.00192443 Jy ! Component: 200 - total flux cleaned = 0.00213095 Jy ! Total flux subtracted in 200 components = 0.00213095 Jy ! Clean residual min=-0.001246 max=0.001009 Jy/beam ! Clean residual mean=0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.167166 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 63 components and 0.167166 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8149 mas, bmaj=1.948 mas, bpa=1.011 degrees ! Estimated noise=0.201035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.69836e-05 Jy ! Component: 100 - total flux cleaned = 1.80506e-05 Jy ! Component: 150 - total flux cleaned = 5.30848e-05 Jy ! Component: 200 - total flux cleaned = 0.000139517 Jy ! Total flux subtracted in 200 components = 0.000139517 Jy ! Clean residual min=-0.001491 max=0.001118 Jy/beam ! Clean residual mean=0.000000 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.167305 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 82 components and 0.167305 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=0.090506Jy sigma=1.254194 ! Fit after self-cal, rms=0.090505Jy sigma=1.254074 wmodel J0431+1731_X_map.mod ! Writing 82 model components to file: J0431+1731_X_map.mod wobs J0431+1731_X_uvs.fits ! Writing UV FITS file: J0431+1731_X_uvs.fits wwins J0431+1731_X_map.win ! wwins: Wrote 5 windows to J0431+1731_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 = -0.000604585 Jy ! Component: 100 - total flux cleaned = -0.000837932 Jy ! Component: 150 - total flux cleaned = -0.000936435 Jy ! Component: 200 - total flux cleaned = -0.00108435 Jy ! Component: 250 - total flux cleaned = -0.00124431 Jy ! Component: 300 - total flux cleaned = -0.00134787 Jy ! Component: 350 - total flux cleaned = -0.00138154 Jy ! Component: 400 - total flux cleaned = -0.0014473 Jy ! Component: 450 - total flux cleaned = -0.00151119 Jy ! Component: 500 - total flux cleaned = -0.00152675 Jy ! Component: 550 - total flux cleaned = -0.00155765 Jy ! Component: 600 - total flux cleaned = -0.00158791 Jy ! Component: 650 - total flux cleaned = -0.00158786 Jy ! Component: 700 - total flux cleaned = -0.00164692 Jy ! Component: 750 - total flux cleaned = -0.001676 Jy ! Component: 800 - total flux cleaned = -0.00167594 Jy ! Component: 850 - total flux cleaned = -0.00170421 Jy ! Component: 900 - total flux cleaned = -0.0016905 Jy ! Component: 950 - total flux cleaned = -0.00175942 Jy ! Component: 1000 - total flux cleaned = -0.00173236 Jy ! Component: 1050 - total flux cleaned = -0.00177276 Jy ! Component: 1100 - total flux cleaned = -0.00174622 Jy ! Component: 1150 - total flux cleaned = -0.00178566 Jy ! Component: 1200 - total flux cleaned = -0.00179881 Jy ! Component: 1250 - total flux cleaned = -0.00182459 Jy ! Component: 1300 - total flux cleaned = -0.00188818 Jy ! Component: 1350 - total flux cleaned = -0.00188788 Jy ! Component: 1400 - total flux cleaned = -0.00187543 Jy ! Component: 1450 - total flux cleaned = -0.00190031 Jy ! Component: 1500 - total flux cleaned = -0.00192485 Jy ! Component: 1550 - total flux cleaned = -0.00193718 Jy ! Component: 1600 - total flux cleaned = -0.00200941 Jy ! Component: 1650 - total flux cleaned = -0.00199748 Jy ! Component: 1700 - total flux cleaned = -0.00204489 Jy ! Component: 1750 - total flux cleaned = -0.00208011 Jy ! Component: 1800 - total flux cleaned = -0.0021033 Jy ! Component: 1850 - total flux cleaned = -0.00213794 Jy ! Component: 1900 - total flux cleaned = -0.00219532 Jy ! Component: 1950 - total flux cleaned = -0.00221817 Jy ! Component: 2000 - total flux cleaned = -0.00228595 Jy ! Component: 2050 - total flux cleaned = -0.00230822 Jy ! Component: 2100 - total flux cleaned = -0.00236364 Jy ! Component: 2150 - total flux cleaned = -0.00238552 Jy ! Component: 2200 - total flux cleaned = -0.0024182 Jy ! Component: 2250 - total flux cleaned = -0.00242906 Jy ! Component: 2300 - total flux cleaned = -0.00242907 Jy ! Component: 2350 - total flux cleaned = -0.00249321 Jy ! Component: 2400 - total flux cleaned = -0.00249309 Jy ! Component: 2450 - total flux cleaned = -0.00248268 Jy ! Component: 2500 - total flux cleaned = -0.00252447 Jy ! Component: 2550 - total flux cleaned = -0.00253492 Jy ! Component: 2600 - total flux cleaned = -0.00255556 Jy ! Component: 2650 - total flux cleaned = -0.00255554 Jy ! Component: 2700 - total flux cleaned = -0.00255558 Jy ! Component: 2750 - total flux cleaned = -0.00259618 Jy ! Component: 2800 - total flux cleaned = -0.00258615 Jy ! Component: 2850 - total flux cleaned = -0.00256622 Jy ! Component: 2900 - total flux cleaned = -0.00257611 Jy ! Component: 2950 - total flux cleaned = -0.00257614 Jy ! Component: 3000 - total flux cleaned = -0.00258578 Jy ! Component: 3050 - total flux cleaned = -0.0025761 Jy ! Component: 3100 - total flux cleaned = -0.00257623 Jy ! Component: 3150 - total flux cleaned = -0.00255702 Jy ! Component: 3200 - total flux cleaned = -0.00255696 Jy ! Component: 3250 - total flux cleaned = -0.00253801 Jy ! Component: 3300 - total flux cleaned = -0.00254748 Jy ! Component: 3350 - total flux cleaned = -0.00256625 Jy ! Component: 3400 - total flux cleaned = -0.00254758 Jy ! Component: 3450 - total flux cleaned = -0.0025476 Jy ! Component: 3500 - total flux cleaned = -0.00254757 Jy ! Component: 3550 - total flux cleaned = -0.00255677 Jy ! Component: 3600 - total flux cleaned = -0.00256599 Jy ! Component: 3650 - total flux cleaned = -0.00260211 Jy ! Component: 3700 - total flux cleaned = -0.0025841 Jy ! Component: 3750 - total flux cleaned = -0.00261084 Jy ! Component: 3800 - total flux cleaned = -0.00256647 Jy ! Component: 3850 - total flux cleaned = -0.00256657 Jy ! Component: 3900 - total flux cleaned = -0.00257539 Jy ! Component: 3950 - total flux cleaned = -0.00261027 Jy ! Component: 4000 - total flux cleaned = -0.00260154 Jy ! Component: 4050 - total flux cleaned = -0.00261013 Jy ! Total flux subtracted in 4096 components = -0.00262736 Jy ! Clean residual min=-0.000460 max=0.000487 Jy/beam ! Clean residual mean=-0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.164678 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 344 components and 0.164678 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0431+1731_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8149 x 1.948 at 1.011 degrees (North through East) ! Clean map min=-0.0012185 max=0.13666 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0431+1731_X_map.fits wmodel /vlbi/uf001/uva//J0431+1731_X_map.mod ! Writing 344 model components to file: /vlbi/uf001/uva//J0431+1731_X_map.mod wobs /vlbi/uf001/uva//J0431+1731_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0431+1731_X_uvs.fits wwins /vlbi/uf001/uva//J0431+1731_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0431+1731_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.13666 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000147917 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.324712 0.324712 0.649424 1.29885 2.5977 5.1954 10.3908 20.7816 41.5632 83.1263 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.136 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 923.894 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0431+1731_X_dfm.log closed on Sun Jan 13 22:13:42 2019