! Started logfile: /vlbi/uf001/uva//J0228+4212_X_dfm.log on Sun Jan 13 21:26:02 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//J0228+4212_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0228+4212_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.91501 visibilities/baseline/integration-bin. ! Found source: J0228+4212 ! ! 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 28164 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 J0228+4212_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 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008808Jy sigma=25.846440 ! Fit after self-cal, rms=0.908239Jy sigma=23.201732 ! 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=0.7264 mas, bmaj=1.207 mas, bpa=-5.083 degrees ! Estimated noise=0.349564 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 = 0.0665255 Jy ! Component: 100 - total flux cleaned = 0.0910978 Jy ! Total flux subtracted in 100 components = 0.0910978 Jy ! Clean residual min=-0.004664 max=0.013792 Jy/beam ! Clean residual mean=0.000004 rms=0.001157 Jy/beam ! Combined flux in latest and established models = 0.0910978 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0910978 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=0.061726Jy sigma=1.513925 ! Fit after self-cal, rms=0.061330Jy sigma=1.504022 ! Inverting map ! Added new window around map position (-1.4, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147657 Jy ! Component: 100 - total flux cleaned = 0.0238154 Jy ! Total flux subtracted in 100 components = 0.0238154 Jy ! Clean residual min=-0.003670 max=0.004902 Jy/beam ! Clean residual mean=0.000002 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.114913 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 13 components and 0.114913 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=0.056265Jy sigma=1.364635 ! Fit after self-cal, rms=0.055983Jy sigma=1.357613 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0070613 Jy ! Component: 100 - total flux cleaned = 0.0114467 Jy ! Total flux subtracted in 100 components = 0.0114467 Jy ! Clean residual min=-0.002864 max=0.003541 Jy/beam ! Clean residual mean=0.000001 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.12636 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.12636 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=0.054636Jy sigma=1.320258 ! Fit after self-cal, rms=0.054559Jy sigma=1.318439 ! 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=0.9332 mas, bmaj=1.509 mas, bpa=-1.617 degrees ! Estimated noise=0.17351 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 = 0.00569626 Jy ! Component: 100 - total flux cleaned = 0.00894716 Jy ! Component: 150 - total flux cleaned = 0.0109889 Jy ! Component: 200 - total flux cleaned = 0.0123381 Jy ! Total flux subtracted in 200 components = 0.0123381 Jy ! Clean residual min=-0.002759 max=0.003127 Jy/beam ! Clean residual mean=-0.000003 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.138698 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.138698 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=0.053951Jy sigma=1.301593 ! Fit after self-cal, rms=0.053894Jy sigma=1.300159 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9332 x 1.509 at -1.617 degrees (North through East) ! Clean map min=-0.0025285 max=0.087544 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.92 KP 1.02 ! LA 1.00 MK 1.08 NL 1.13 OV 0.90 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.95 KP 1.01 ! LA 0.99 MK 1.01 NL 1.13 OV 0.91 ! PT 0.90 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.95 KP 1.05 ! LA 0.99 MK 1.04 NL 1.14 OV 0.89 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.94 KP 1.00 ! LA 1.00 MK 1.07 NL 1.14 OV 0.92 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.95 KP 1.02 ! LA 0.99 MK 1.08 NL 1.10 OV 0.90 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.94 KP 0.99 ! LA 1.00 MK 1.05 NL 1.13 OV 0.92 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.99 KP 1.00 ! LA 0.99 MK 1.04 NL 1.11 OV 0.91 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.99 KP 1.01 ! LA 1.01 MK 1.08 NL 1.15 OV 0.91 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.99 KP 1.05 ! LA 0.99 MK 1.09 NL 1.16 OV 0.90 ! PT 0.95 SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.95 KP 1.01 ! LA 0.99 MK 1.08 NL 1.14 OV 0.90 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.05 HN 0.98 KP 1.05 ! LA 0.96 MK 1.06 NL 1.15 OV 0.90 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.98 KP 1.05 ! LA 1.00 MK 1.03 NL 1.11 OV 0.92 ! PT 0.95 SC 0.95 ! ! ! Fit before self-cal, rms=0.053894Jy sigma=1.300159 ! Fit after self-cal, rms=0.053036Jy sigma=1.276549 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9357 mas, bmaj=1.517 mas, bpa=-0.695 degrees ! Estimated noise=0.173928 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 (-7.4, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012783 Jy ! Component: 100 - total flux cleaned = 0.00192503 Jy ! Component: 150 - total flux cleaned = 0.00232047 Jy ! Component: 200 - total flux cleaned = 0.00245129 Jy ! Total flux subtracted in 200 components = 0.00245129 Jy ! Clean residual min=-0.001177 max=0.001170 Jy/beam ! Clean residual mean=-0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.141149 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 59 components and 0.141149 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=0.052949Jy sigma=1.274054 ! Fit after self-cal, rms=0.052975Jy sigma=1.273567 ! 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=0.052975Jy sigma=1.273567 ! Fit after self-cal, rms=0.052655Jy sigma=1.268850 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9313 mas, bmaj=1.502 mas, bpa=-1.454 degrees ! Estimated noise=0.173164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000619 Jy ! Component: 100 - total flux cleaned = 0.000841813 Jy ! Component: 150 - total flux cleaned = 0.00092714 Jy ! Component: 200 - total flux cleaned = 0.000964498 Jy ! Total flux subtracted in 200 components = 0.000964498 Jy ! Clean residual min=-0.000942 max=0.000937 Jy/beam ! Clean residual mean=-0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.142114 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 0.142114 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=0.052635Jy sigma=1.268333 ! Fit after self-cal, rms=0.052641Jy sigma=1.268232 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 = 0.000155701 Jy ! Component: 100 - total flux cleaned = 0.000190706 Jy ! Component: 150 - total flux cleaned = 0.00017568 Jy ! Component: 200 - total flux cleaned = 0.000175451 Jy ! Total flux subtracted in 200 components = 0.000175451 Jy ! Clean residual min=-0.000931 max=0.000890 Jy/beam ! Clean residual mean=-0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.142289 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 75 components and 0.142289 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=0.052631Jy sigma=1.267991 ! Fit after self-cal, rms=0.052630Jy sigma=1.267982 ! 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=0.052630Jy sigma=1.267982 ! Fit after self-cal, rms=0.052553Jy sigma=1.267929 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9294 mas, bmaj=1.5 mas, bpa=-1.554 degrees ! Estimated noise=0.172984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000372161 Jy ! Component: 100 - total flux cleaned = 0.00044524 Jy ! Component: 150 - total flux cleaned = 0.000445533 Jy ! Component: 200 - total flux cleaned = 0.000433669 Jy ! Total flux subtracted in 200 components = 0.000433669 Jy ! Clean residual min=-0.000923 max=0.000849 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.142723 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 81 components and 0.142723 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=0.052546Jy sigma=1.267743 ! Fit after self-cal, rms=0.052545Jy sigma=1.267733 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 = 8.82897e-05 Jy ! Component: 100 - total flux cleaned = 9.99548e-05 Jy ! Component: 150 - total flux cleaned = 8.98286e-05 Jy ! Component: 200 - total flux cleaned = 7.05677e-05 Jy ! Total flux subtracted in 200 components = 7.05677e-05 Jy ! Clean residual min=-0.000916 max=0.000854 Jy/beam ! Clean residual mean=-0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.142793 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 86 components and 0.142793 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=0.052541Jy sigma=1.267630 ! Fit after self-cal, rms=0.052541Jy sigma=1.267626 ! 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=0.052541Jy sigma=1.267626 ! Fit after self-cal, rms=0.052508Jy sigma=1.267605 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.121 mas, bmaj=2.511 mas, bpa=2.474 degrees ! Estimated noise=0.220308 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000332949 Jy ! Component: 100 - total flux cleaned = 0.000466405 Jy ! Component: 150 - total flux cleaned = 0.000521013 Jy ! Component: 200 - total flux cleaned = 0.000549259 Jy ! Total flux subtracted in 200 components = 0.000549259 Jy ! Clean residual min=-0.001041 max=0.000809 Jy/beam ! Clean residual mean=-0.000002 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.143343 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 99 components and 0.143343 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=0.052507Jy sigma=1.267578 ! Fit after self-cal, rms=0.052506Jy sigma=1.267567 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 = 7.28156e-05 Jy ! Component: 100 - total flux cleaned = 0.000107056 Jy ! Component: 150 - total flux cleaned = 0.000127574 Jy ! Component: 200 - total flux cleaned = 0.000144951 Jy ! Total flux subtracted in 200 components = 0.000144951 Jy ! Clean residual min=-0.001042 max=0.000806 Jy/beam ! Clean residual mean=-0.000002 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.143488 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 100 components and 0.143488 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=0.052506Jy sigma=1.267560 ! Fit after self-cal, rms=0.052506Jy sigma=1.267556 ! 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=0.9281 mas, bmaj=1.499 mas, bpa=-1.605 degrees ! Estimated noise=0.172899 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9281 x 1.499 at -1.605 degrees (North through East) ! Clean map min=-0.00083412 max=0.087177 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=0.723 mas, bmaj=1.198 mas, bpa=-5.046 degrees ! Estimated noise=0.34621 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0661362 Jy ! Component: 100 - total flux cleaned = 0.0922097 Jy ! Component: 150 - total flux cleaned = 0.107388 Jy ! Component: 200 - total flux cleaned = 0.116906 Jy ! Total flux subtracted in 200 components = 0.116906 Jy ! Clean residual min=-0.002684 max=0.005032 Jy/beam ! Clean residual mean=0.000001 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.116906 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.116906 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9281 mas, bmaj=1.499 mas, bpa=-1.605 degrees ! Estimated noise=0.172899 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 = 0.00931525 Jy ! Component: 100 - total flux cleaned = 0.0143752 Jy ! Component: 150 - total flux cleaned = 0.0174818 Jy ! Component: 200 - total flux cleaned = 0.0196609 Jy ! Total flux subtracted in 200 components = 0.0196609 Jy ! Clean residual min=-0.001073 max=0.001219 Jy/beam ! Clean residual mean=-0.000002 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.136567 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 36 components and 0.136567 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160854 Jy ! Component: 100 - total flux cleaned = 0.00285415 Jy ! Component: 150 - total flux cleaned = 0.00380572 Jy ! Component: 200 - total flux cleaned = 0.00435827 Jy ! Total flux subtracted in 200 components = 0.00435827 Jy ! Clean residual min=-0.001002 max=0.000950 Jy/beam ! Clean residual mean=-0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.140926 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 52 components and 0.140926 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=2.121 mas, bmaj=2.511 mas, bpa=2.474 degrees ! Estimated noise=0.220308 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104778 Jy ! Component: 100 - total flux cleaned = 0.00169623 Jy ! Component: 150 - total flux cleaned = 0.00203255 Jy ! Component: 200 - total flux cleaned = 0.00213389 Jy ! Total flux subtracted in 200 components = 0.00213389 Jy ! Clean residual min=-0.001023 max=0.000842 Jy/beam ! Clean residual mean=-0.000002 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.143059 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 = 9.68512e-05 Jy ! Component: 100 - total flux cleaned = 0.000168059 Jy ! Component: 150 - total flux cleaned = 0.000236883 Jy ! Component: 200 - total flux cleaned = 0.000287595 Jy ! Total flux subtracted in 200 components = 0.000287595 Jy ! Clean residual min=-0.001042 max=0.000836 Jy/beam ! Clean residual mean=-0.000002 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.143347 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 92 components and 0.143347 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9281 mas, bmaj=1.499 mas, bpa=-1.605 degrees ! Estimated noise=0.172899 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000144364 Jy ! Component: 100 - total flux cleaned = -0.000130045 Jy ! Component: 150 - total flux cleaned = -0.000116619 Jy ! Component: 200 - total flux cleaned = -0.00010486 Jy ! Total flux subtracted in 200 components = -0.00010486 Jy ! Clean residual min=-0.000910 max=0.000813 Jy/beam ! Clean residual mean=-0.000001 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.143242 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 104 components and 0.143242 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=0.052506Jy sigma=1.267550 ! Fit after self-cal, rms=0.052500Jy sigma=1.267494 wmodel J0228+4212_X_map.mod ! Writing 104 model components to file: J0228+4212_X_map.mod wobs J0228+4212_X_uvs.fits ! Writing UV FITS file: J0228+4212_X_uvs.fits wwins J0228+4212_X_map.win ! wwins: Wrote 3 windows to J0228+4212_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 = -0.000269096 Jy ! Component: 100 - total flux cleaned = -0.000359361 Jy ! Component: 150 - total flux cleaned = -0.000446497 Jy ! Component: 200 - total flux cleaned = -0.000559606 Jy ! Component: 250 - total flux cleaned = -0.000642159 Jy ! Component: 300 - total flux cleaned = -0.000709164 Jy ! Component: 350 - total flux cleaned = -0.000722212 Jy ! Component: 400 - total flux cleaned = -0.000774177 Jy ! Component: 450 - total flux cleaned = -0.000837453 Jy ! Component: 500 - total flux cleaned = -0.000849966 Jy ! Component: 550 - total flux cleaned = -0.000947888 Jy ! Component: 600 - total flux cleaned = -0.000995952 Jy ! Component: 650 - total flux cleaned = -0.00103151 Jy ! Component: 700 - total flux cleaned = -0.00104337 Jy ! Component: 750 - total flux cleaned = -0.00110138 Jy ! Component: 800 - total flux cleaned = -0.00110142 Jy ! Component: 850 - total flux cleaned = -0.00111284 Jy ! Component: 900 - total flux cleaned = -0.00113533 Jy ! Component: 950 - total flux cleaned = -0.00113522 Jy ! Component: 1000 - total flux cleaned = -0.00113525 Jy ! Component: 1050 - total flux cleaned = -0.00116777 Jy ! Component: 1100 - total flux cleaned = -0.00115685 Jy ! Component: 1150 - total flux cleaned = -0.00116759 Jy ! Component: 1200 - total flux cleaned = -0.00120975 Jy ! Component: 1250 - total flux cleaned = -0.00118889 Jy ! Component: 1300 - total flux cleaned = -0.00117851 Jy ! Component: 1350 - total flux cleaned = -0.0012093 Jy ! Component: 1400 - total flux cleaned = -0.00118892 Jy ! Component: 1450 - total flux cleaned = -0.00119906 Jy ! Component: 1500 - total flux cleaned = -0.00124917 Jy ! Component: 1550 - total flux cleaned = -0.00127886 Jy ! Component: 1600 - total flux cleaned = -0.00124942 Jy ! Component: 1650 - total flux cleaned = -0.00125925 Jy ! Component: 1700 - total flux cleaned = -0.00128843 Jy ! Component: 1750 - total flux cleaned = -0.00127888 Jy ! Component: 1800 - total flux cleaned = -0.00131708 Jy ! Component: 1850 - total flux cleaned = -0.00130753 Jy ! Component: 1900 - total flux cleaned = -0.00130757 Jy ! Component: 1950 - total flux cleaned = -0.00130757 Jy ! Component: 2000 - total flux cleaned = -0.00130762 Jy ! Component: 2050 - total flux cleaned = -0.00136266 Jy ! Component: 2100 - total flux cleaned = -0.00131696 Jy ! Component: 2150 - total flux cleaned = -0.00137126 Jy ! Component: 2200 - total flux cleaned = -0.00134422 Jy ! Component: 2250 - total flux cleaned = -0.00132641 Jy ! Component: 2300 - total flux cleaned = -0.00136198 Jy ! Component: 2350 - total flux cleaned = -0.00134435 Jy ! Component: 2400 - total flux cleaned = -0.00137947 Jy ! Component: 2450 - total flux cleaned = -0.00137086 Jy ! Component: 2500 - total flux cleaned = -0.0013795 Jy ! Component: 2550 - total flux cleaned = -0.00140527 Jy ! Component: 2600 - total flux cleaned = -0.00143094 Jy ! Component: 2650 - total flux cleaned = -0.00142251 Jy ! Component: 2700 - total flux cleaned = -0.00144784 Jy ! Component: 2750 - total flux cleaned = -0.00143936 Jy ! Component: 2800 - total flux cleaned = -0.00145601 Jy ! Component: 2850 - total flux cleaned = -0.00144776 Jy ! Component: 2900 - total flux cleaned = -0.00147258 Jy ! Component: 2950 - total flux cleaned = -0.00148075 Jy ! Component: 3000 - total flux cleaned = -0.00148081 Jy ! Component: 3050 - total flux cleaned = -0.00150509 Jy ! Component: 3100 - total flux cleaned = -0.00151309 Jy ! Component: 3150 - total flux cleaned = -0.00149704 Jy ! Component: 3200 - total flux cleaned = -0.00151299 Jy ! Component: 3250 - total flux cleaned = -0.00155269 Jy ! Component: 3300 - total flux cleaned = -0.00158439 Jy ! Component: 3350 - total flux cleaned = -0.00160792 Jy ! Component: 3400 - total flux cleaned = -0.00160014 Jy ! Component: 3450 - total flux cleaned = -0.00162351 Jy ! Component: 3500 - total flux cleaned = -0.0016699 Jy ! Component: 3550 - total flux cleaned = -0.00170068 Jy ! Component: 3600 - total flux cleaned = -0.00174667 Jy ! Component: 3650 - total flux cleaned = -0.00173907 Jy ! Component: 3700 - total flux cleaned = -0.00179221 Jy ! Component: 3750 - total flux cleaned = -0.00181487 Jy ! Component: 3800 - total flux cleaned = -0.00185991 Jy ! Component: 3850 - total flux cleaned = -0.00185995 Jy ! Component: 3900 - total flux cleaned = -0.00191196 Jy ! Component: 3950 - total flux cleaned = -0.00193416 Jy ! Component: 4000 - total flux cleaned = -0.00197099 Jy ! Component: 4050 - total flux cleaned = -0.00197104 Jy ! Total flux subtracted in 4096 components = -0.00200752 Jy ! Clean residual min=-0.000448 max=0.000443 Jy/beam ! Clean residual mean=-0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.141235 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 411 components and 0.141235 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0228+4212_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9281 x 1.499 at -1.605 degrees (North through East) ! Clean map min=-0.00067639 max=0.087155 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0228+4212_X_map.fits wmodel /vlbi/uf001/uva//J0228+4212_X_map.mod ! Writing 411 model components to file: /vlbi/uf001/uva//J0228+4212_X_map.mod wobs /vlbi/uf001/uva//J0228+4212_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0228+4212_X_uvs.fits wwins /vlbi/uf001/uva//J0228+4212_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0228+4212_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0871545 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123893 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.426461 0.426461 0.852921 1.70584 3.41168 6.82337 13.6467 27.2935 54.587 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.087 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 703.464 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0228+4212_X_dfm.log closed on Sun Jan 13 21:26:07 2019