! Started logfile: /vlbi/uf001/uva//J1500+4751_X_dfm.log on Mon Jan 14 03:08:33 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//J1500+4751_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1500+4751_X_uva.fits ! AN table 1: 12 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.857407 visibilities/baseline/integration-bin. ! Found source: J1500+4751 ! ! 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 5556 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 J1500+4751_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 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.049542Jy sigma=22.615125 ! Fit after self-cal, rms=0.734811Jy sigma=16.050670 ! 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=0.7372 mas, bmaj=1.122 mas, bpa=-6.098 degrees ! Estimated noise=0.653304 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 = 0.193487 Jy ! Component: 100 - total flux cleaned = 0.266029 Jy ! Total flux subtracted in 100 components = 0.266029 Jy ! Clean residual min=-0.023047 max=0.083007 Jy/beam ! Clean residual mean=-0.000016 rms=0.005317 Jy/beam ! Combined flux in latest and established models = 0.266029 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.266029 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=0.136539Jy sigma=2.848302 ! Fit after self-cal, rms=0.135748Jy sigma=2.835140 ! Inverting map ! Added new window around map position (1, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0729218 Jy ! Component: 100 - total flux cleaned = 0.110094 Jy ! Total flux subtracted in 100 components = 0.110094 Jy ! Clean residual min=-0.013915 max=0.025290 Jy/beam ! Clean residual mean=-0.000004 rms=0.002958 Jy/beam ! Combined flux in latest and established models = 0.376123 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.376123 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=0.083648Jy sigma=1.756676 ! Fit after self-cal, rms=0.078870Jy sigma=1.651502 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0282691 Jy ! Component: 100 - total flux cleaned = 0.0432713 Jy ! Total flux subtracted in 100 components = 0.0432713 Jy ! Clean residual min=-0.009828 max=0.012022 Jy/beam ! Clean residual mean=0.000000 rms=0.002061 Jy/beam ! Combined flux in latest and established models = 0.419395 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 0.419395 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=0.067070Jy sigma=1.418293 ! Fit after self-cal, rms=0.066364Jy sigma=1.400121 ! 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=0.8707 mas, bmaj=1.305 mas, bpa=-4.893 degrees ! Estimated noise=0.503104 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 = 0.0134158 Jy ! Component: 100 - total flux cleaned = 0.0206966 Jy ! Component: 150 - total flux cleaned = 0.0255103 Jy ! Component: 200 - total flux cleaned = 0.0288994 Jy ! Total flux subtracted in 200 components = 0.0288994 Jy ! Clean residual min=-0.009455 max=0.010767 Jy/beam ! Clean residual mean=0.000002 rms=0.001965 Jy/beam ! Combined flux in latest and established models = 0.448294 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 0.448294 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=0.063341Jy sigma=1.342046 ! Fit after self-cal, rms=0.062866Jy sigma=1.330888 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8707 x 1.305 at -4.893 degrees (North through East) ! Clean map min=-0.0079841 max=0.26283 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 0.91 KP 1.02 ! LA 0.88 MK 0.97 NL 1.16 OV 0.96 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 0.95 KP 0.98 ! LA 0.88 MK 0.96 NL 1.16 OV 0.94 ! PT 1.00* SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.94 KP 1.01 ! LA 0.91 MK 0.99 NL 1.11 OV 0.97 ! PT 1.00* SC 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.97 HN 0.91 KP 1.01 ! LA 0.89 MK 1.00 NL 1.14 OV 0.95 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 0.96 KP 1.02 ! LA 0.90 MK 0.99 NL 1.15 OV 0.97 ! PT 1.00* SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 0.96 KP 1.00 ! LA 0.89 MK 0.98 NL 1.14 OV 0.97 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 0.95 KP 1.04 ! LA 0.89 MK 1.00 NL 1.13 OV 0.94 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.99 HN 0.99 KP 1.03 ! LA 0.92 MK 0.99 NL 1.14 OV 0.93 ! PT 1.00* SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.98 HN 0.96 KP 0.98 ! LA 0.91 MK 1.00 NL 1.15 OV 0.93 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 0.97 KP 1.02 ! LA 0.91 MK 1.00 NL 1.16 OV 0.95 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.99 HN 0.91 KP 1.02 ! LA 0.92 MK 1.02 NL 1.12 OV 0.96 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.98 HN 0.98 KP 1.03 ! LA 0.90 MK 0.95 NL 1.16 OV 0.94 ! PT 1.00* SC 0.94 ! ! ! Fit before self-cal, rms=0.062866Jy sigma=1.330888 ! Fit after self-cal, rms=0.053713Jy sigma=1.134859 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8603 mas, bmaj=1.297 mas, bpa=-4.408 degrees ! Estimated noise=0.49621 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 (6.4, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323105 Jy ! Component: 100 - total flux cleaned = 0.00254516 Jy ! Component: 150 - total flux cleaned = 0.00210249 Jy ! Component: 200 - total flux cleaned = 0.00209179 Jy ! Total flux subtracted in 200 components = 0.00209179 Jy ! Clean residual min=-0.004449 max=0.004095 Jy/beam ! Clean residual mean=0.000003 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 0.450386 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 45 components and 0.450386 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=0.052639Jy sigma=1.108681 ! Fit after self-cal, rms=0.052570Jy sigma=1.105205 ! 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=0.052570Jy sigma=1.105205 ! Fit after self-cal, rms=0.051621Jy sigma=1.084111 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8544 mas, bmaj=1.297 mas, bpa=-3.903 degrees ! Estimated noise=0.494973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000610304 Jy ! Component: 100 - total flux cleaned = 0.000746931 Jy ! Component: 150 - total flux cleaned = 0.000654231 Jy ! Component: 200 - total flux cleaned = 0.000486342 Jy ! Total flux subtracted in 200 components = 0.000486342 Jy ! Clean residual min=-0.004005 max=0.003352 Jy/beam ! Clean residual mean=0.000002 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.450872 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 53 components and 0.450872 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=0.051135Jy sigma=1.071917 ! Fit after self-cal, rms=0.051052Jy sigma=1.069543 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 = 0.00027208 Jy ! Component: 100 - total flux cleaned = 0.000365919 Jy ! Component: 150 - total flux cleaned = 0.000296408 Jy ! Component: 200 - total flux cleaned = 3.47292e-05 Jy ! Total flux subtracted in 200 components = 3.47292e-05 Jy ! Clean residual min=-0.003499 max=0.003106 Jy/beam ! Clean residual mean=0.000002 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.450907 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 60 components and 0.450907 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=0.050772Jy sigma=1.062620 ! Fit after self-cal, rms=0.050709Jy sigma=1.061034 ! 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=0.050709Jy sigma=1.061034 ! Fit after self-cal, rms=0.050632Jy sigma=1.060383 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8528 mas, bmaj=1.298 mas, bpa=-3.736 degrees ! Estimated noise=0.494753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000579873 Jy ! Component: 100 - total flux cleaned = 0.000664294 Jy ! Component: 150 - total flux cleaned = 0.000541041 Jy ! Component: 200 - total flux cleaned = 0.000543542 Jy ! Total flux subtracted in 200 components = 0.000543542 Jy ! Clean residual min=-0.003006 max=0.002867 Jy/beam ! Clean residual mean=0.000002 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.45145 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 63 components and 0.45145 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=0.050419Jy sigma=1.055191 ! Fit after self-cal, rms=0.050373Jy sigma=1.053997 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 = 0.000222797 Jy ! Component: 100 - total flux cleaned = 0.000277625 Jy ! Component: 150 - total flux cleaned = 0.000131535 Jy ! Component: 200 - total flux cleaned = 8.9312e-05 Jy ! Total flux subtracted in 200 components = 8.9312e-05 Jy ! Clean residual min=-0.002678 max=0.002696 Jy/beam ! Clean residual mean=0.000002 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.45154 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 0.45154 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=0.050238Jy sigma=1.050687 ! Fit after self-cal, rms=0.050206Jy sigma=1.049873 ! 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=0.050206Jy sigma=1.049873 ! Fit after self-cal, rms=0.050147Jy sigma=1.049566 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.937 mas, bmaj=2.224 mas, bpa=3.14 degrees ! Estimated noise=0.699082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000963222 Jy ! Component: 100 - total flux cleaned = 0.00145424 Jy ! Component: 150 - total flux cleaned = 0.00182665 Jy ! Component: 200 - total flux cleaned = 0.00200631 Jy ! Total flux subtracted in 200 components = 0.00200631 Jy ! Clean residual min=-0.002602 max=0.002866 Jy/beam ! Clean residual mean=0.000003 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.453546 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 0.453546 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=0.050099Jy sigma=1.048416 ! Fit after self-cal, rms=0.050085Jy sigma=1.048004 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 = -6.26401e-05 Jy ! Component: 100 - total flux cleaned = 0.000225551 Jy ! Component: 150 - total flux cleaned = 0.000431495 Jy ! Component: 200 - total flux cleaned = 0.00055588 Jy ! Total flux subtracted in 200 components = 0.00055588 Jy ! Clean residual min=-0.002618 max=0.002875 Jy/beam ! Clean residual mean=0.000003 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.454102 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 84 components and 0.454102 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=0.050055Jy sigma=1.047155 ! Fit after self-cal, rms=0.050041Jy sigma=1.046811 ! 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=0.8518 mas, bmaj=1.298 mas, bpa=-3.596 degrees ! Estimated noise=0.494539 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8518 x 1.298 at -3.596 degrees (North through East) ! Clean map min=-0.0024293 max=0.25772 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=0.7238 mas, bmaj=1.119 mas, bpa=-4.574 degrees ! Estimated noise=0.632553 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.196071 Jy ! Component: 100 - total flux cleaned = 0.289585 Jy ! Component: 150 - total flux cleaned = 0.342682 Jy ! Component: 200 - total flux cleaned = 0.375636 Jy ! Total flux subtracted in 200 components = 0.375636 Jy ! Clean residual min=-0.007247 max=0.017365 Jy/beam ! Clean residual mean=-0.000005 rms=0.001743 Jy/beam ! Combined flux in latest and established models = 0.375636 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.375636 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8518 mas, bmaj=1.298 mas, bpa=-3.596 degrees ! Estimated noise=0.494539 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 = 0.0269655 Jy ! Component: 100 - total flux cleaned = 0.042448 Jy ! Component: 150 - total flux cleaned = 0.0519634 Jy ! Component: 200 - total flux cleaned = 0.0584305 Jy ! Total flux subtracted in 200 components = 0.0584305 Jy ! Clean residual min=-0.002994 max=0.004545 Jy/beam ! Clean residual mean=-0.000001 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.434066 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 28 components and 0.434066 Jy ! Inverting map ! Added new window around map position (-1, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00499462 Jy ! Component: 100 - total flux cleaned = 0.0081143 Jy ! Component: 150 - total flux cleaned = 0.0100029 Jy ! Component: 200 - total flux cleaned = 0.0108052 Jy ! Total flux subtracted in 200 components = 0.0108052 Jy ! Clean residual min=-0.002380 max=0.002546 Jy/beam ! Clean residual mean=0.000000 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.444872 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 47 components and 0.444872 Jy ! Inverting map ! Added new window around map position (-0.2, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161509 Jy ! Component: 100 - total flux cleaned = 0.00254304 Jy ! Component: 150 - total flux cleaned = 0.00329873 Jy ! Component: 200 - total flux cleaned = 0.00390659 Jy ! Total flux subtracted in 200 components = 0.00390659 Jy ! Clean residual min=-0.002338 max=0.002228 Jy/beam ! Clean residual mean=0.000001 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.448778 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 65 components and 0.448778 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.937 mas, bmaj=2.224 mas, bpa=3.14 degrees ! Estimated noise=0.699082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210303 Jy ! Component: 100 - total flux cleaned = 0.00326331 Jy ! Component: 150 - total flux cleaned = 0.00410356 Jy ! Component: 200 - total flux cleaned = 0.00462234 Jy ! Total flux subtracted in 200 components = 0.00462234 Jy ! Clean residual min=-0.002702 max=0.002635 Jy/beam ! Clean residual mean=0.000002 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.453401 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 = 0.000294548 Jy ! Component: 100 - total flux cleaned = 0.000423256 Jy ! Component: 150 - total flux cleaned = 0.000542086 Jy ! Component: 200 - total flux cleaned = 0.000627868 Jy ! Total flux subtracted in 200 components = 0.000627868 Jy ! Clean residual min=-0.002697 max=0.002587 Jy/beam ! Clean residual mean=0.000002 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.454028 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 113 components and 0.454029 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8518 mas, bmaj=1.298 mas, bpa=-3.596 degrees ! Estimated noise=0.494539 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000299349 Jy ! Component: 100 - total flux cleaned = -0.000558205 Jy ! Component: 150 - total flux cleaned = -0.000702965 Jy ! Component: 200 - total flux cleaned = -0.000971301 Jy ! Total flux subtracted in 200 components = -0.000971301 Jy ! Clean residual min=-0.002217 max=0.002195 Jy/beam ! Clean residual mean=0.000001 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.453057 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 128 components and 0.453057 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=0.049666Jy sigma=1.038775 ! Fit after self-cal, rms=0.049607Jy sigma=1.037356 wmodel J1500+4751_X_map.mod ! Writing 128 model components to file: J1500+4751_X_map.mod wobs J1500+4751_X_uvs.fits ! Writing UV FITS file: J1500+4751_X_uvs.fits wwins J1500+4751_X_map.win ! wwins: Wrote 5 windows to J1500+4751_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 = 4.51516e-05 Jy ! Component: 100 - total flux cleaned = 4.59526e-05 Jy ! Component: 150 - total flux cleaned = -0.000133052 Jy ! Component: 200 - total flux cleaned = -0.000203111 Jy ! Component: 250 - total flux cleaned = -0.00023683 Jy ! Component: 300 - total flux cleaned = -0.000301653 Jy ! Component: 350 - total flux cleaned = -0.000237552 Jy ! Component: 400 - total flux cleaned = -0.000238513 Jy ! Component: 450 - total flux cleaned = -0.000362554 Jy ! Component: 500 - total flux cleaned = -0.000423634 Jy ! Component: 550 - total flux cleaned = -0.000513562 Jy ! Component: 600 - total flux cleaned = -0.000601643 Jy ! Component: 650 - total flux cleaned = -0.00074513 Jy ! Component: 700 - total flux cleaned = -0.000773691 Jy ! Component: 750 - total flux cleaned = -0.000858265 Jy ! Component: 800 - total flux cleaned = -0.000969517 Jy ! Component: 850 - total flux cleaned = -0.00107886 Jy ! Component: 900 - total flux cleaned = -0.00110559 Jy ! Component: 950 - total flux cleaned = -0.00113249 Jy ! Component: 1000 - total flux cleaned = -0.00123823 Jy ! Component: 1050 - total flux cleaned = -0.00136838 Jy ! Component: 1100 - total flux cleaned = -0.00136806 Jy ! Component: 1150 - total flux cleaned = -0.0014702 Jy ! Component: 1200 - total flux cleaned = -0.00149532 Jy ! Component: 1250 - total flux cleaned = -0.00157006 Jy ! Component: 1300 - total flux cleaned = -0.00154469 Jy ! Component: 1350 - total flux cleaned = -0.00154505 Jy ! Component: 1400 - total flux cleaned = -0.00154473 Jy ! Component: 1450 - total flux cleaned = -0.001497 Jy ! Component: 1500 - total flux cleaned = -0.00144913 Jy ! Component: 1550 - total flux cleaned = -0.00140196 Jy ! Component: 1600 - total flux cleaned = -0.00135552 Jy ! Component: 1650 - total flux cleaned = -0.00130932 Jy ! Component: 1700 - total flux cleaned = -0.00121817 Jy ! Component: 1750 - total flux cleaned = -0.0011729 Jy ! Component: 1800 - total flux cleaned = -0.00121779 Jy ! Component: 1850 - total flux cleaned = -0.00112853 Jy ! Component: 1900 - total flux cleaned = -0.00112837 Jy ! Component: 1950 - total flux cleaned = -0.00101884 Jy ! Component: 2000 - total flux cleaned = -0.000997279 Jy ! Component: 2050 - total flux cleaned = -0.000932594 Jy ! Component: 2100 - total flux cleaned = -0.000954031 Jy ! Component: 2150 - total flux cleaned = -0.000826561 Jy ! Component: 2200 - total flux cleaned = -0.000847615 Jy ! Component: 2250 - total flux cleaned = -0.000638605 Jy ! Component: 2300 - total flux cleaned = -0.000742186 Jy ! Component: 2350 - total flux cleaned = -0.000577339 Jy ! Component: 2400 - total flux cleaned = -0.000516204 Jy ! Component: 2450 - total flux cleaned = -0.000455335 Jy ! Component: 2500 - total flux cleaned = -0.000435203 Jy ! Component: 2550 - total flux cleaned = -0.00045502 Jy ! Component: 2600 - total flux cleaned = -0.000236575 Jy ! Component: 2650 - total flux cleaned = -0.000196965 Jy ! Component: 2700 - total flux cleaned = -0.000197141 Jy ! Component: 2750 - total flux cleaned = -0.000119462 Jy ! Component: 2800 - total flux cleaned = -0.000177393 Jy ! Component: 2850 - total flux cleaned = -0.000119884 Jy ! Component: 2900 - total flux cleaned = -0.000138948 Jy ! Component: 2950 - total flux cleaned = -6.32879e-05 Jy ! Component: 3000 - total flux cleaned = -0.000101175 Jy ! Component: 3050 - total flux cleaned = -2.66681e-05 Jy ! Component: 3100 - total flux cleaned = -8.26483e-06 Jy ! Component: 3150 - total flux cleaned = -2.6821e-05 Jy ! Component: 3200 - total flux cleaned = -6.35503e-05 Jy ! Component: 3250 - total flux cleaned = -0.000118314 Jy ! Component: 3300 - total flux cleaned = -4.5647e-05 Jy ! Component: 3350 - total flux cleaned = -6.36996e-05 Jy ! Component: 3400 - total flux cleaned = -2.78814e-05 Jy ! Component: 3450 - total flux cleaned = -8.10798e-05 Jy ! Component: 3500 - total flux cleaned = -4.58396e-05 Jy ! Component: 3550 - total flux cleaned = -2.84413e-05 Jy ! Component: 3600 - total flux cleaned = -8.10561e-05 Jy ! Component: 3650 - total flux cleaned = -0.000133335 Jy ! Component: 3700 - total flux cleaned = -0.000116052 Jy ! Component: 3750 - total flux cleaned = -9.87516e-05 Jy ! Component: 3800 - total flux cleaned = -0.000184252 Jy ! Component: 3850 - total flux cleaned = -9.92268e-05 Jy ! Component: 3900 - total flux cleaned = -0.000149913 Jy ! Component: 3950 - total flux cleaned = -8.26834e-05 Jy ! Component: 4000 - total flux cleaned = -6.61138e-05 Jy ! Component: 4050 - total flux cleaned = -0.000149562 Jy ! Total flux subtracted in 4096 components = -0.000182691 Jy ! Clean residual min=-0.001142 max=0.001016 Jy/beam ! Clean residual mean=0.000000 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.452875 Jy keep ! Adding 340 model components to the UV plane model. ! The established model now contains 468 components and 0.452875 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1500+4751_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8518 x 1.298 at -3.596 degrees (North through East) ! Clean map min=-0.001624 max=0.25779 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1500+4751_X_map.fits wmodel /vlbi/uf001/uva//J1500+4751_X_map.mod ! Writing 468 model components to file: /vlbi/uf001/uva//J1500+4751_X_map.mod wobs /vlbi/uf001/uva//J1500+4751_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1500+4751_X_uvs.fits wwins /vlbi/uf001/uva//J1500+4751_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1500+4751_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.257789 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000280088 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.325949 0.325949 0.651899 1.3038 2.6076 5.21519 10.4304 20.8608 41.7215 83.4431 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.257 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 920.388 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1500+4751_X_dfm.log closed on Mon Jan 14 03:08:38 2019