! Started logfile: /vlbi/uf001/uva//J0449+1121_X_b_dfm.log on Sun Jan 13 22:20:31 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//J0449+1121_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0449+1121_X_b_uva.fits ! AN table 1: 10 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.721429 visibilities/baseline/integration-bin. ! Found source: J0449+1121 ! ! 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 2424 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 J0449+1121_X_b] 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 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.262571Jy sigma=21.816105 ! Fit after self-cal, rms=0.275868Jy sigma=4.736030 ! 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=0.8079 mas, bmaj=2.709 mas, bpa=-20.35 degrees ! Estimated noise=1.25768 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 = 0.581798 Jy ! Component: 100 - total flux cleaned = 0.709819 Jy ! Total flux subtracted in 100 components = 0.709819 Jy ! Clean residual min=-0.031000 max=0.054325 Jy/beam ! Clean residual mean=-0.000021 rms=0.009863 Jy/beam ! Combined flux in latest and established models = 0.709819 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.709819 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=0.141961Jy sigma=2.460137 ! Fit after self-cal, rms=0.141955Jy sigma=2.460082 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=2.814 mas, bpa=-19.17 degrees ! Estimated noise=0.984634 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 = 0.043463 Jy ! Component: 100 - total flux cleaned = 0.0456722 Jy ! Component: 150 - total flux cleaned = 0.0482362 Jy ! Component: 200 - total flux cleaned = 0.0502353 Jy ! Total flux subtracted in 200 components = 0.0502353 Jy ! Clean residual min=-0.028341 max=0.045286 Jy/beam ! Clean residual mean=-0.000014 rms=0.008774 Jy/beam ! Combined flux in latest and established models = 0.760055 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 24 components and 0.760055 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=0.120938Jy sigma=2.080703 ! Fit after self-cal, rms=0.120843Jy sigma=2.078993 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.012 x 2.814 at -19.17 degrees (North through East) ! Clean map min=-0.02769 max=0.75335 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.97 KP 0.98 ! LA 0.97 MK 1.02 NL 1.21 OV 0.89 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.95 KP 0.99 ! LA 0.97 MK 1.02 NL 1.23 OV 0.90 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.97 KP 0.99 ! LA 0.99 MK 1.02 NL 1.19 OV 0.89 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.97 KP 1.00 ! LA 0.99 MK 1.03 NL 1.17 OV 0.87 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.96 KP 1.00 ! LA 0.98 MK 1.01 NL 1.23 OV 0.89 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.95 KP 1.00 ! LA 0.98 MK 1.02 NL 1.26 OV 0.89 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.97 KP 0.99 ! LA 1.00 MK 1.02 NL 1.18 OV 0.89 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.94 KP 0.99 ! LA 0.98 MK 1.01 NL 1.22 OV 0.91 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.96 KP 0.99 ! LA 0.97 MK 1.01 NL 1.22 OV 0.91 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.96 KP 1.01 ! LA 0.98 MK 0.98 NL 1.22 OV 0.92 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.95 KP 1.00 ! LA 0.99 MK 1.04 NL 1.19 OV 0.91 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 0.98 KP 1.01 ! LA 1.00 MK 1.02 NL 1.27 OV 0.92 ! ! ! Fit before self-cal, rms=0.120843Jy sigma=2.078993 ! Fit after self-cal, rms=0.098514Jy sigma=1.530180 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=2.753 mas, bpa=-18.75 degrees ! Estimated noise=0.98346 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 = 0.0126857 Jy ! Component: 100 - total flux cleaned = 0.0127027 Jy ! Component: 150 - total flux cleaned = 0.0121897 Jy ! Component: 200 - total flux cleaned = 0.0117621 Jy ! Total flux subtracted in 200 components = 0.0117621 Jy ! Clean residual min=-0.021629 max=0.022224 Jy/beam ! Clean residual mean=-0.000000 rms=0.005565 Jy/beam ! Combined flux in latest and established models = 0.771817 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 41 components and 0.771817 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=0.096131Jy sigma=1.486958 ! Fit after self-cal, rms=0.096139Jy sigma=1.485349 ! 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=0.096139Jy sigma=1.485349 ! Fit after self-cal, rms=0.058642Jy sigma=0.940551 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.006 mas, bmaj=2.742 mas, bpa=-18.93 degrees ! Estimated noise=0.986794 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00746195 Jy ! Component: 100 - total flux cleaned = 0.0100405 Jy ! Component: 150 - total flux cleaned = 0.0113245 Jy ! Component: 200 - total flux cleaned = 0.0123641 Jy ! Total flux subtracted in 200 components = 0.0123641 Jy ! Clean residual min=-0.005855 max=0.006912 Jy/beam ! Clean residual mean=0.000001 rms=0.001496 Jy/beam ! Combined flux in latest and established models = 0.784181 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 50 components and 0.784181 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=0.057571Jy sigma=0.925150 ! Fit after self-cal, rms=0.057613Jy sigma=0.924692 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 (2.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00356566 Jy ! Component: 100 - total flux cleaned = 0.00497204 Jy ! Component: 150 - total flux cleaned = 0.00536706 Jy ! Component: 200 - total flux cleaned = 0.00520971 Jy ! Total flux subtracted in 200 components = 0.00520971 Jy ! Clean residual min=-0.005328 max=0.005841 Jy/beam ! Clean residual mean=0.000006 rms=0.001283 Jy/beam ! Combined flux in latest and established models = 0.789391 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 0.789391 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=0.056887Jy sigma=0.910499 ! Fit after self-cal, rms=0.056859Jy sigma=0.909297 ! Inverting map ! Added new window around map position (9.4, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210923 Jy ! Component: 100 - total flux cleaned = 0.00250802 Jy ! Component: 150 - total flux cleaned = 0.00304346 Jy ! Component: 200 - total flux cleaned = 0.00401303 Jy ! Total flux subtracted in 200 components = 0.00401303 Jy ! Clean residual min=-0.004858 max=0.004424 Jy/beam ! Clean residual mean=0.000004 rms=0.001059 Jy/beam ! Combined flux in latest and established models = 0.793404 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 94 components and 0.793404 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=0.056228Jy sigma=0.897057 ! Fit after self-cal, rms=0.056191Jy sigma=0.896437 ! 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=0.056191Jy sigma=0.896437 ! Fit after self-cal, rms=0.055973Jy sigma=0.892094 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=2.735 mas, bpa=-18.92 degrees ! Estimated noise=0.987441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028879 Jy ! Component: 100 - total flux cleaned = 0.0035284 Jy ! Component: 150 - total flux cleaned = 0.00379965 Jy ! Component: 200 - total flux cleaned = 0.00368892 Jy ! Total flux subtracted in 200 components = 0.00368892 Jy ! Clean residual min=-0.004220 max=0.003838 Jy/beam ! Clean residual mean=0.000002 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 0.797092 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 113 components and 0.797092 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=0.055744Jy sigma=0.888300 ! Fit after self-cal, rms=0.055747Jy sigma=0.888217 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 = -0.000292675 Jy ! Component: 100 - total flux cleaned = -0.000389608 Jy ! Component: 150 - total flux cleaned = -0.000481625 Jy ! Component: 200 - total flux cleaned = -0.000566183 Jy ! Total flux subtracted in 200 components = -0.000566183 Jy ! Clean residual min=-0.004114 max=0.003569 Jy/beam ! Clean residual mean=0.000002 rms=0.000880 Jy/beam ! Combined flux in latest and established models = 0.796526 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 132 components and 0.796526 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=0.055674Jy sigma=0.886980 ! Fit after self-cal, rms=0.055677Jy sigma=0.886937 ! 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=0.055677Jy sigma=0.886937 ! Fit after self-cal, rms=0.055662Jy sigma=0.886197 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.141 mas, bmaj=2.92 mas, bpa=-9.526 degrees ! Estimated noise=1.18444 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001435 Jy ! Component: 100 - total flux cleaned = 0.00164029 Jy ! Component: 150 - total flux cleaned = 0.00164834 Jy ! Component: 200 - total flux cleaned = 0.00150702 Jy ! Total flux subtracted in 200 components = 0.00150702 Jy ! Clean residual min=-0.004154 max=0.004240 Jy/beam ! Clean residual mean=0.000003 rms=0.001111 Jy/beam ! Combined flux in latest and established models = 0.798033 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 148 components and 0.798033 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=0.055576Jy sigma=0.884992 ! Fit after self-cal, rms=0.055579Jy sigma=0.884950 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 = -0.000315473 Jy ! Component: 100 - total flux cleaned = -0.000563001 Jy ! Component: 150 - total flux cleaned = -0.00075274 Jy ! Component: 200 - total flux cleaned = -0.00089472 Jy ! Total flux subtracted in 200 components = -0.00089472 Jy ! Clean residual min=-0.004092 max=0.004110 Jy/beam ! Clean residual mean=0.000003 rms=0.001084 Jy/beam ! Combined flux in latest and established models = 0.797139 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 164 components and 0.797139 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=0.055550Jy sigma=0.884535 ! Fit after self-cal, rms=0.055551Jy sigma=0.884511 ! 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=1.007 mas, bmaj=2.732 mas, bpa=-18.91 degrees ! Estimated noise=0.987643 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.007 x 2.732 at -18.91 degrees (North through East) ! Clean map min=-0.0041254 max=0.74972 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 ! Performing amp+phase self-cal ! ! 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=0.055551Jy sigma=0.884511 ! Fit after self-cal, rms=0.053020Jy sigma=0.823198 ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=2.73 mas, bpa=-18.9 degrees ! Estimated noise=0.987962 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000515971 Jy ! Component: 100 - total flux cleaned = 0.000420878 Jy ! Component: 150 - total flux cleaned = 0.00046254 Jy ! Component: 200 - total flux cleaned = 0.000502834 Jy ! Total flux subtracted in 200 components = 0.000502834 Jy ! Clean residual min=-0.003638 max=0.003044 Jy/beam ! Clean residual mean=0.000002 rms=0.000776 Jy/beam ! Combined flux in latest and established models = 0.797642 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 180 components and 0.797641 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=0.052948Jy sigma=0.821961 ! Fit after self-cal, rms=0.052947Jy sigma=0.821935 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.28998e-05 Jy ! Component: 100 - total flux cleaned = 0.000131077 Jy ! Component: 150 - total flux cleaned = 0.000223236 Jy ! Component: 200 - total flux cleaned = 0.000338021 Jy ! Total flux subtracted in 200 components = 0.000338021 Jy ! Clean residual min=-0.003622 max=0.002879 Jy/beam ! Clean residual mean=0.000002 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.797979 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 189 components and 0.797979 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=0.052912Jy sigma=0.821369 ! Fit after self-cal, rms=0.052913Jy sigma=0.821355 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.052913Jy sigma=0.821355 ! Fit after self-cal, rms=0.052935Jy sigma=0.821034 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=0.8103 mas, bmaj=2.643 mas, bpa=-20.25 degrees ! Estimated noise=1.25126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.577071 Jy ! Component: 100 - total flux cleaned = 0.703869 Jy ! Component: 150 - total flux cleaned = 0.745814 Jy ! Component: 200 - total flux cleaned = 0.766287 Jy ! Total flux subtracted in 200 components = 0.766287 Jy ! Clean residual min=-0.007881 max=0.010132 Jy/beam ! Clean residual mean=-0.000007 rms=0.001889 Jy/beam ! Combined flux in latest and established models = 0.766287 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.766287 Jy ! Inverting map and beam ! Estimated beam: bmin=1.008 mas, bmaj=2.727 mas, bpa=-18.89 degrees ! Estimated noise=0.988201 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 = 0.0158278 Jy ! Component: 100 - total flux cleaned = 0.02267 Jy ! Component: 150 - total flux cleaned = 0.0268871 Jy ! Component: 200 - total flux cleaned = 0.0294374 Jy ! Total flux subtracted in 200 components = 0.0294374 Jy ! Clean residual min=-0.004932 max=0.004726 Jy/beam ! Clean residual mean=-0.000001 rms=0.001172 Jy/beam ! Combined flux in latest and established models = 0.795724 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 39 components and 0.795724 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=2.141 mas, bmaj=2.916 mas, bpa=-9.397 degrees ! Estimated noise=1.18523 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186767 Jy ! Component: 100 - total flux cleaned = 0.0022218 Jy ! Component: 150 - total flux cleaned = 0.00272681 Jy ! Component: 200 - total flux cleaned = 0.00338178 Jy ! Total flux subtracted in 200 components = 0.00338178 Jy ! Clean residual min=-0.004370 max=0.004261 Jy/beam ! Clean residual mean=0.000003 rms=0.001160 Jy/beam ! Combined flux in latest and established models = 0.799106 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 = 0.00037381 Jy ! Component: 100 - total flux cleaned = 0.000626123 Jy ! Component: 150 - total flux cleaned = 0.000921335 Jy ! Component: 200 - total flux cleaned = 0.00111491 Jy ! Total flux subtracted in 200 components = 0.00111491 Jy ! Clean residual min=-0.004113 max=0.003926 Jy/beam ! Clean residual mean=0.000004 rms=0.001046 Jy/beam ! Combined flux in latest and established models = 0.800221 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 85 components and 0.800221 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.008 mas, bmaj=2.727 mas, bpa=-18.89 degrees ! Estimated noise=0.988201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103172 Jy ! Component: 100 - total flux cleaned = 0.00121136 Jy ! Component: 150 - total flux cleaned = 0.00129253 Jy ! Component: 200 - total flux cleaned = 0.001152 Jy ! Total flux subtracted in 200 components = 0.001152 Jy ! Clean residual min=-0.004069 max=0.003478 Jy/beam ! Clean residual mean=0.000003 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 0.801373 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 103 components and 0.801373 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=0.053151Jy sigma=0.825497 ! Fit after self-cal, rms=0.053140Jy sigma=0.824909 wmodel J0449+1121_X_b_map.mod ! Writing 103 model components to file: J0449+1121_X_b_map.mod wobs J0449+1121_X_b_uvs.fits ! Writing UV FITS file: J0449+1121_X_b_uvs.fits wwins J0449+1121_X_b_map.win ! wwins: Wrote 3 windows to J0449+1121_X_b_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 = -0.000850747 Jy ! Component: 100 - total flux cleaned = -0.00130585 Jy ! Component: 150 - total flux cleaned = -0.00178153 Jy ! Component: 200 - total flux cleaned = -0.00218308 Jy ! Component: 250 - total flux cleaned = -0.00237479 Jy ! Component: 300 - total flux cleaned = -0.00255885 Jy ! Component: 350 - total flux cleaned = -0.00291157 Jy ! Component: 400 - total flux cleaned = -0.00299698 Jy ! Component: 450 - total flux cleaned = -0.00295683 Jy ! Component: 500 - total flux cleaned = -0.00295686 Jy ! Component: 550 - total flux cleaned = -0.0029569 Jy ! Component: 600 - total flux cleaned = -0.00299437 Jy ! Component: 650 - total flux cleaned = -0.00299528 Jy ! Component: 700 - total flux cleaned = -0.00306626 Jy ! Component: 750 - total flux cleaned = -0.0030663 Jy ! Component: 800 - total flux cleaned = -0.00316813 Jy ! Component: 850 - total flux cleaned = -0.00336585 Jy ! Component: 900 - total flux cleaned = -0.00346406 Jy ! Component: 950 - total flux cleaned = -0.00374887 Jy ! Component: 1000 - total flux cleaned = -0.00374919 Jy ! Component: 1050 - total flux cleaned = -0.00381131 Jy ! Component: 1100 - total flux cleaned = -0.00390135 Jy ! Component: 1150 - total flux cleaned = -0.00393129 Jy ! Component: 1200 - total flux cleaned = -0.00393154 Jy ! Component: 1250 - total flux cleaned = -0.00393148 Jy ! Component: 1300 - total flux cleaned = -0.00387475 Jy ! Component: 1350 - total flux cleaned = -0.00387492 Jy ! Component: 1400 - total flux cleaned = -0.00392972 Jy ! Component: 1450 - total flux cleaned = -0.00387557 Jy ! Component: 1500 - total flux cleaned = -0.00398194 Jy ! Component: 1550 - total flux cleaned = -0.00392964 Jy ! Component: 1600 - total flux cleaned = -0.00398166 Jy ! Component: 1650 - total flux cleaned = -0.00395583 Jy ! Component: 1700 - total flux cleaned = -0.00398131 Jy ! Component: 1750 - total flux cleaned = -0.00398115 Jy ! Component: 1800 - total flux cleaned = -0.00400559 Jy ! Component: 1850 - total flux cleaned = -0.00407889 Jy ! Component: 1900 - total flux cleaned = -0.00417522 Jy ! Component: 1950 - total flux cleaned = -0.00422288 Jy ! Component: 2000 - total flux cleaned = -0.00434062 Jy ! Component: 2050 - total flux cleaned = -0.00431711 Jy ! Component: 2100 - total flux cleaned = -0.00440979 Jy ! Component: 2150 - total flux cleaned = -0.00454694 Jy ! Component: 2200 - total flux cleaned = -0.00452421 Jy ! Component: 2250 - total flux cleaned = -0.00474774 Jy ! Component: 2300 - total flux cleaned = -0.00468084 Jy ! Component: 2350 - total flux cleaned = -0.00479054 Jy ! Component: 2400 - total flux cleaned = -0.004834 Jy ! Component: 2450 - total flux cleaned = -0.0048553 Jy ! Component: 2500 - total flux cleaned = -0.00489796 Jy ! Component: 2550 - total flux cleaned = -0.00494006 Jy ! Component: 2600 - total flux cleaned = -0.00498179 Jy ! Component: 2650 - total flux cleaned = -0.00502325 Jy ! Component: 2700 - total flux cleaned = -0.0050845 Jy ! Component: 2750 - total flux cleaned = -0.00516552 Jy ! Component: 2800 - total flux cleaned = -0.00522544 Jy ! Component: 2850 - total flux cleaned = -0.0052057 Jy ! Component: 2900 - total flux cleaned = -0.00530411 Jy ! Component: 2950 - total flux cleaned = -0.00538231 Jy ! Component: 3000 - total flux cleaned = -0.00542087 Jy ! Component: 3050 - total flux cleaned = -0.00545926 Jy ! Component: 3100 - total flux cleaned = -0.00553558 Jy ! Component: 3150 - total flux cleaned = -0.0056681 Jy ! Component: 3200 - total flux cleaned = -0.00568681 Jy ! Component: 3250 - total flux cleaned = -0.00581709 Jy ! Component: 3300 - total flux cleaned = -0.00589094 Jy ! Component: 3350 - total flux cleaned = -0.00585431 Jy ! Component: 3400 - total flux cleaned = -0.00598188 Jy ! Component: 3450 - total flux cleaned = -0.00603626 Jy ! Component: 3500 - total flux cleaned = -0.00607214 Jy ! Component: 3550 - total flux cleaned = -0.00614351 Jy ! Component: 3600 - total flux cleaned = -0.00619686 Jy ! Component: 3650 - total flux cleaned = -0.00623206 Jy ! Component: 3700 - total flux cleaned = -0.00626699 Jy ! Component: 3750 - total flux cleaned = -0.00630173 Jy ! Component: 3800 - total flux cleaned = -0.00637061 Jy ! Component: 3850 - total flux cleaned = -0.00635353 Jy ! Component: 3900 - total flux cleaned = -0.00638761 Jy ! Component: 3950 - total flux cleaned = -0.0064215 Jy ! Component: 4000 - total flux cleaned = -0.00642152 Jy ! Component: 4050 - total flux cleaned = -0.0064719 Jy ! Total flux subtracted in 4096 components = -0.00643878 Jy ! Clean residual min=-0.000989 max=0.001032 Jy/beam ! Clean residual mean=-0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.794934 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 386 components and 0.794934 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0449+1121_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.008 x 2.727 at -18.89 degrees (North through East) ! Clean map min=-0.0043962 max=0.74836 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0449+1121_X_b_map.fits wmodel /vlbi/uf001/uva//J0449+1121_X_b_map.mod ! Writing 386 model components to file: /vlbi/uf001/uva//J0449+1121_X_b_map.mod wobs /vlbi/uf001/uva//J0449+1121_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0449+1121_X_b_uvs.fits wwins /vlbi/uf001/uva//J0449+1121_X_b_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0449+1121_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.748363 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000278676 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.111714 0.111714 0.223429 0.446857 0.893714 1.78743 3.57486 7.14971 14.2994 28.5989 57.1977 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.748 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2685.42 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0449+1121_X_b_dfm.log closed on Sun Jan 13 22:20:35 2019