! Started logfile: /vlbi/uf001/uva//J0806+7746_X_dfm.log on Sun Jan 13 23:46:35 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//J0806+7746_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0806+7746_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.920468 visibilities/baseline/integration-bin. ! Found source: J0806+7746 ! ! 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 28332 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 J0806+7746_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 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 139 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002149Jy sigma=21.904009 ! Fit after self-cal, rms=0.931707Jy sigma=20.331136 ! 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=0.7142 mas, bmaj=0.948 mas, bpa=-74.32 degrees ! Estimated noise=0.459256 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 = 0.0536685 Jy ! Component: 100 - total flux cleaned = 0.0662943 Jy ! Total flux subtracted in 100 components = 0.0662943 Jy ! Clean residual min=-0.003335 max=0.004897 Jy/beam ! Clean residual mean=0.000002 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.0662943 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0662943 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=0.057220Jy sigma=1.199935 ! Fit after self-cal, rms=0.056806Jy sigma=1.191495 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00584393 Jy ! Component: 100 - total flux cleaned = 0.00773057 Jy ! Total flux subtracted in 100 components = 0.00773057 Jy ! Clean residual min=-0.003031 max=0.003541 Jy/beam ! Clean residual mean=0.000001 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.0740249 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.0740249 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=0.056308Jy sigma=1.179159 ! Fit after self-cal, rms=0.056303Jy sigma=1.178830 ! 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=0.9213 mas, bmaj=1.16 mas, bpa=-71.91 degrees ! Estimated noise=0.229733 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 = 0.00160831 Jy ! Component: 100 - total flux cleaned = 0.00174483 Jy ! Component: 150 - total flux cleaned = 0.00171504 Jy ! Component: 200 - total flux cleaned = 0.00166782 Jy ! Total flux subtracted in 200 components = 0.00166782 Jy ! Clean residual min=-0.002203 max=0.002393 Jy/beam ! Clean residual mean=0.000000 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.0756927 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.0756927 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=0.056254Jy sigma=1.177626 ! Fit after self-cal, rms=0.056252Jy sigma=1.177535 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9213 x 1.16 at -71.91 degrees (North through East) ! Clean map min=-0.0021274 max=0.069988 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.96 KP 0.99 ! LA 0.84 MK 1.02 NL 1.17 OV 0.97 ! PT 1.00* SC 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.97 KP 1.01 ! LA 0.88 MK 0.98 NL 1.23 OV 0.96 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.93 KP 1.03 ! LA 0.89 MK 0.96 NL 1.20 OV 0.99 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 HN 0.94 KP 1.04 ! LA 0.90 MK 0.98 NL 1.22 OV 0.94 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.95 KP 1.03 ! LA 0.94 MK 0.96 NL 1.17 OV 0.92 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.94 KP 1.06 ! LA 0.86 MK 1.07 NL 1.21 OV 0.99 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.95 KP 1.05 ! LA 0.87 MK 1.00 NL 1.15 OV 0.94 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.91 KP 1.02 ! LA 0.92 MK 0.99 NL 1.18 OV 0.93 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.98 KP 1.04 ! LA 0.88 MK 1.02 NL 1.22 OV 0.94 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.93 KP 1.03 ! LA 0.94 MK 1.01 NL 1.28 OV 0.93 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.94 KP 1.02 ! LA 0.93 MK 1.02 NL 1.15 OV 0.95 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.02 KP 0.99 ! LA 0.95 MK 0.94 NL 1.20 OV 0.92 ! PT 1.00* SC 0.93 ! ! ! Fit before self-cal, rms=0.056252Jy sigma=1.177535 ! Fit after self-cal, rms=0.055412Jy sigma=1.164623 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9137 mas, bmaj=1.149 mas, bpa=-72.23 degrees ! Estimated noise=0.227856 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 = 0.000615068 Jy ! Component: 100 - total flux cleaned = 0.000656567 Jy ! Component: 150 - total flux cleaned = 0.000685894 Jy ! Component: 200 - total flux cleaned = 0.000697225 Jy ! Total flux subtracted in 200 components = 0.000697225 Jy ! Clean residual min=-0.001323 max=0.001241 Jy/beam ! Clean residual mean=-0.000001 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0763899 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.0763899 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=0.055397Jy sigma=1.164275 ! Fit after self-cal, rms=0.055449Jy sigma=1.163798 ! 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=0.055449Jy sigma=1.163798 ! Fit after self-cal, rms=0.056051Jy sigma=1.158573 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9103 mas, bmaj=1.144 mas, bpa=-71.87 degrees ! Estimated noise=0.227927 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000584047 Jy ! Component: 100 - total flux cleaned = 0.000638973 Jy ! Component: 150 - total flux cleaned = 0.000650054 Jy ! Component: 200 - total flux cleaned = 0.000668791 Jy ! Total flux subtracted in 200 components = 0.000668791 Jy ! Clean residual min=-0.001063 max=0.001094 Jy/beam ! Clean residual mean=0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0770587 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.0770587 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=0.056044Jy sigma=1.158410 ! Fit after self-cal, rms=0.056086Jy sigma=1.158201 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 (41.2, 41.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000602324 Jy ! Component: 100 - total flux cleaned = 0.000559929 Jy ! Component: 150 - total flux cleaned = 0.000593513 Jy ! Component: 200 - total flux cleaned = 0.00061942 Jy ! Total flux subtracted in 200 components = 0.00061942 Jy ! Clean residual min=-0.001034 max=0.001079 Jy/beam ! Clean residual mean=0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0776781 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 38 components and 0.0776781 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=0.056066Jy sigma=1.157804 ! Fit after self-cal, rms=0.056065Jy sigma=1.157767 ! Inverting map ! Added new window around map position (-51.2, 45.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000514606 Jy ! Component: 100 - total flux cleaned = 0.000726981 Jy ! Component: 150 - total flux cleaned = 0.00084624 Jy ! Component: 200 - total flux cleaned = 0.000888193 Jy ! Total flux subtracted in 200 components = 0.000888193 Jy ! Clean residual min=-0.001046 max=0.001024 Jy/beam ! Clean residual mean=0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0785663 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 49 components and 0.0785663 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=0.056045Jy sigma=1.157332 ! Fit after self-cal, rms=0.056043Jy sigma=1.157287 ! 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=0.056043Jy sigma=1.157287 ! Fit after self-cal, rms=0.056134Jy sigma=1.157178 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9094 mas, bmaj=1.14 mas, bpa=-71.72 degrees ! Estimated noise=0.228051 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00039448 Jy ! Component: 100 - total flux cleaned = 0.000476036 Jy ! Component: 150 - total flux cleaned = 0.000559068 Jy ! Component: 200 - total flux cleaned = 0.0006223 Jy ! Total flux subtracted in 200 components = 0.0006223 Jy ! Clean residual min=-0.001015 max=0.001009 Jy/beam ! Clean residual mean=0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0791886 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 53 components and 0.0791886 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=0.056125Jy sigma=1.157001 ! Fit after self-cal, rms=0.056127Jy sigma=1.156987 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 = 8.37301e-05 Jy ! Component: 100 - total flux cleaned = 0.000118985 Jy ! Component: 150 - total flux cleaned = 0.000173964 Jy ! Component: 200 - total flux cleaned = 0.000214929 Jy ! Total flux subtracted in 200 components = 0.000214929 Jy ! Clean residual min=-0.001016 max=0.001001 Jy/beam ! Clean residual mean=0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0794036 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 57 components and 0.0794036 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=0.056122Jy sigma=1.156904 ! Fit after self-cal, rms=0.056122Jy sigma=1.156901 ! 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=0.056122Jy sigma=1.156901 ! Fit after self-cal, rms=0.056201Jy sigma=1.156875 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.127 mas, bmaj=2.492 mas, bpa=-78.52 degrees ! Estimated noise=0.314821 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.14314e-05 Jy ! Component: 100 - total flux cleaned = 1.29368e-05 Jy ! Component: 150 - total flux cleaned = 7.20495e-05 Jy ! Component: 200 - total flux cleaned = 0.000148068 Jy ! Total flux subtracted in 200 components = 0.000148068 Jy ! Clean residual min=-0.001198 max=0.000959 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0795516 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 68 components and 0.0795516 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=0.056203Jy sigma=1.156911 ! Fit after self-cal, rms=0.056203Jy sigma=1.156901 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.60901e-06 Jy ! Component: 100 - total flux cleaned = 4.29439e-05 Jy ! Component: 150 - total flux cleaned = 6.35728e-05 Jy ! Component: 200 - total flux cleaned = 7.61405e-05 Jy ! Total flux subtracted in 200 components = 7.61405e-05 Jy ! Clean residual min=-0.001187 max=0.000954 Jy/beam ! Clean residual mean=0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0796278 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 71 components and 0.0796278 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=0.056204Jy sigma=1.156925 ! Fit after self-cal, rms=0.056204Jy sigma=1.156923 ! 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=0.9092 mas, bmaj=1.137 mas, bpa=-71.59 degrees ! Estimated noise=0.228316 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9092 x 1.137 at -71.59 degrees (North through East) ! Clean map min=-0.00093821 max=0.06941 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=0.706 mas, bmaj=0.934 mas, bpa=-74.47 degrees ! Estimated noise=0.450069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0527841 Jy ! Component: 100 - total flux cleaned = 0.0660507 Jy ! Component: 150 - total flux cleaned = 0.0721721 Jy ! Component: 200 - total flux cleaned = 0.0755513 Jy ! Total flux subtracted in 200 components = 0.0755513 Jy ! Clean residual min=-0.002284 max=0.002126 Jy/beam ! Clean residual mean=0.000001 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.0755513 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0755513 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9092 mas, bmaj=1.137 mas, bpa=-71.59 degrees ! Estimated noise=0.228316 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 = 0.00190212 Jy ! Component: 100 - total flux cleaned = 0.00272388 Jy ! Component: 150 - total flux cleaned = 0.00303963 Jy ! Component: 200 - total flux cleaned = 0.0032684 Jy ! Total flux subtracted in 200 components = 0.0032684 Jy ! Clean residual min=-0.001018 max=0.001040 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0788197 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 24 components and 0.0788197 Jy ! Inverting map ! Added new window around map position (23.4, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000716394 Jy ! Component: 100 - total flux cleaned = 0.000847449 Jy ! Component: 150 - total flux cleaned = 0.000989054 Jy ! Component: 200 - total flux cleaned = 0.00111664 Jy ! Total flux subtracted in 200 components = 0.00111664 Jy ! Clean residual min=-0.000984 max=0.000969 Jy/beam ! Clean residual mean=0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0799363 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 0.0799363 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=2.127 mas, bmaj=2.492 mas, bpa=-78.52 degrees ! Estimated noise=0.314821 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000203972 Jy ! Component: 100 - total flux cleaned = 0.000219327 Jy ! Component: 150 - total flux cleaned = 0.000259892 Jy ! Component: 200 - total flux cleaned = 0.000295686 Jy ! Total flux subtracted in 200 components = 0.000295686 Jy ! Clean residual min=-0.001114 max=0.000954 Jy/beam ! Clean residual mean=0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.080232 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 = 2.88103e-07 Jy ! Component: 100 - total flux cleaned = 2.06435e-05 Jy ! Component: 150 - total flux cleaned = 1.15852e-05 Jy ! Component: 200 - total flux cleaned = 2.85313e-06 Jy ! Total flux subtracted in 200 components = 2.85313e-06 Jy ! Clean residual min=-0.001103 max=0.000938 Jy/beam ! Clean residual mean=0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0802348 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 55 components and 0.0802349 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9092 mas, bmaj=1.137 mas, bpa=-71.59 degrees ! Estimated noise=0.228316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000277235 Jy ! Component: 100 - total flux cleaned = 0.000383183 Jy ! Component: 150 - total flux cleaned = 0.000446312 Jy ! Component: 200 - total flux cleaned = 0.000446966 Jy ! Total flux subtracted in 200 components = 0.000446966 Jy ! Clean residual min=-0.000978 max=0.000959 Jy/beam ! Clean residual mean=0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0806818 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 0.0806818 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=0.056201Jy sigma=1.156800 ! Fit after self-cal, rms=0.056197Jy sigma=1.156704 wmodel J0806+7746_X_map.mod ! Writing 67 model components to file: J0806+7746_X_map.mod wobs J0806+7746_X_uvs.fits ! Writing UV FITS file: J0806+7746_X_uvs.fits wwins J0806+7746_X_map.win ! wwins: Wrote 4 windows to J0806+7746_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 = -0.000145241 Jy ! Component: 100 - total flux cleaned = -0.00036741 Jy ! Component: 150 - total flux cleaned = -0.000465987 Jy ! Component: 200 - total flux cleaned = -0.000545368 Jy ! Component: 250 - total flux cleaned = -0.00054543 Jy ! Component: 300 - total flux cleaned = -0.000575647 Jy ! Component: 350 - total flux cleaned = -0.000575647 Jy ! Component: 400 - total flux cleaned = -0.000590291 Jy ! Component: 450 - total flux cleaned = -0.000647239 Jy ! Component: 500 - total flux cleaned = -0.000647514 Jy ! Component: 550 - total flux cleaned = -0.000702763 Jy ! Component: 600 - total flux cleaned = -0.000689271 Jy ! Component: 650 - total flux cleaned = -0.000675747 Jy ! Component: 700 - total flux cleaned = -0.000662765 Jy ! Component: 750 - total flux cleaned = -0.000662645 Jy ! Component: 800 - total flux cleaned = -0.000611084 Jy ! Component: 850 - total flux cleaned = -0.000585602 Jy ! Component: 900 - total flux cleaned = -0.000535463 Jy ! Component: 950 - total flux cleaned = -0.000523045 Jy ! Component: 1000 - total flux cleaned = -0.000449389 Jy ! Component: 1050 - total flux cleaned = -0.000497935 Jy ! Component: 1100 - total flux cleaned = -0.000425572 Jy ! Component: 1150 - total flux cleaned = -0.000473344 Jy ! Component: 1200 - total flux cleaned = -0.00046158 Jy ! Component: 1250 - total flux cleaned = -0.000426456 Jy ! Component: 1300 - total flux cleaned = -0.000415133 Jy ! Component: 1350 - total flux cleaned = -0.000403608 Jy ! Component: 1400 - total flux cleaned = -0.000380823 Jy ! Component: 1450 - total flux cleaned = -0.000347089 Jy ! Component: 1500 - total flux cleaned = -0.000335866 Jy ! Component: 1550 - total flux cleaned = -0.000313858 Jy ! Component: 1600 - total flux cleaned = -0.000292063 Jy ! Component: 1650 - total flux cleaned = -0.000248386 Jy ! Component: 1700 - total flux cleaned = -0.000194575 Jy ! Component: 1750 - total flux cleaned = -0.000280313 Jy ! Component: 1800 - total flux cleaned = -0.00023772 Jy ! Component: 1850 - total flux cleaned = -0.000227232 Jy ! Component: 1900 - total flux cleaned = -0.000216852 Jy ! Component: 1950 - total flux cleaned = -0.000175269 Jy ! Component: 2000 - total flux cleaned = -0.000195998 Jy ! Component: 2050 - total flux cleaned = -0.000216448 Jy ! Component: 2100 - total flux cleaned = -0.000236697 Jy ! Component: 2150 - total flux cleaned = -0.000186251 Jy ! Component: 2200 - total flux cleaned = -0.00022641 Jy ! Component: 2250 - total flux cleaned = -0.000196498 Jy ! Component: 2300 - total flux cleaned = -0.00018671 Jy ! Component: 2350 - total flux cleaned = -0.000176985 Jy ! Component: 2400 - total flux cleaned = -0.000147677 Jy ! Component: 2450 - total flux cleaned = -0.000147681 Jy ! Component: 2500 - total flux cleaned = -0.000176529 Jy ! Component: 2550 - total flux cleaned = -0.000176625 Jy ! Component: 2600 - total flux cleaned = -0.000157631 Jy ! Component: 2650 - total flux cleaned = -0.000157538 Jy ! Component: 2700 - total flux cleaned = -0.000138642 Jy ! Component: 2750 - total flux cleaned = -0.000101295 Jy ! Component: 2800 - total flux cleaned = -0.000119876 Jy ! Component: 2850 - total flux cleaned = -0.000110679 Jy ! Component: 2900 - total flux cleaned = -0.000110537 Jy ! Component: 2950 - total flux cleaned = -0.000128722 Jy ! Component: 3000 - total flux cleaned = -0.000110615 Jy ! Component: 3050 - total flux cleaned = -8.35127e-05 Jy ! Component: 3100 - total flux cleaned = -0.000128292 Jy ! Component: 3150 - total flux cleaned = -0.000119276 Jy ! Component: 3200 - total flux cleaned = -0.000101446 Jy ! Component: 3250 - total flux cleaned = -0.000171907 Jy ! Component: 3300 - total flux cleaned = -0.000145646 Jy ! Component: 3350 - total flux cleaned = -0.000128155 Jy ! Component: 3400 - total flux cleaned = -0.000110773 Jy ! Component: 3450 - total flux cleaned = -0.000110922 Jy ! Component: 3500 - total flux cleaned = -0.00012791 Jy ! Component: 3550 - total flux cleaned = -0.000145007 Jy ! Component: 3600 - total flux cleaned = -0.000144966 Jy ! Component: 3650 - total flux cleaned = -0.000153301 Jy ! Component: 3700 - total flux cleaned = -0.000144927 Jy ! Component: 3750 - total flux cleaned = -0.000136567 Jy ! Component: 3800 - total flux cleaned = -0.000128305 Jy ! Component: 3850 - total flux cleaned = -0.000111758 Jy ! Component: 3900 - total flux cleaned = -0.000136355 Jy ! Component: 3950 - total flux cleaned = -0.000136269 Jy ! Component: 4000 - total flux cleaned = -9.56743e-05 Jy ! Component: 4050 - total flux cleaned = -0.000168489 Jy ! Total flux subtracted in 4096 components = -0.000168504 Jy ! Clean residual min=-0.000535 max=0.000413 Jy/beam ! Clean residual mean=0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0805133 Jy keep ! Adding 312 model components to the UV plane model. ! The established model now contains 379 components and 0.0805133 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0806+7746_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9092 x 1.137 at -71.59 degrees (North through East) ! Clean map min=-0.00093649 max=0.069121 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0806+7746_X_map.fits wmodel /vlbi/uf001/uva//J0806+7746_X_map.mod ! Writing 379 model components to file: /vlbi/uf001/uva//J0806+7746_X_map.mod wobs /vlbi/uf001/uva//J0806+7746_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0806+7746_X_uvs.fits wwins /vlbi/uf001/uva//J0806+7746_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0806+7746_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0691208 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131454 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.570542 0.570542 1.14108 2.28217 4.56434 9.12867 18.2573 36.5147 73.0294 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.069 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 525.815 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0806+7746_X_dfm.log closed on Sun Jan 13 23:46:40 2019