! Started logfile: /vlbi/uf001/uva//J2306+0837_X_dfm.log on Mon Jan 14 06:33:32 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//J2306+0837_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2306+0837_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.932554 visibilities/baseline/integration-bin. ! Found source: J2306+0837 ! ! 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 28704 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 J2306+0837_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 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002725Jy sigma=24.049999 ! Fit after self-cal, rms=0.956433Jy sigma=22.953239 ! 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=0.6886 mas, bmaj=1.605 mas, bpa=-3.498 degrees ! Estimated noise=0.368862 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 = 0.0345811 Jy ! Component: 100 - total flux cleaned = 0.0425134 Jy ! Total flux subtracted in 100 components = 0.0425134 Jy ! Clean residual min=-0.002121 max=0.002891 Jy/beam ! Clean residual mean=-0.000001 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.0425134 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0425134 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=0.056463Jy sigma=1.266312 ! Fit after self-cal, rms=0.055102Jy sigma=1.235645 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00417686 Jy ! Component: 100 - total flux cleaned = 0.00527503 Jy ! Total flux subtracted in 100 components = 0.00527503 Jy ! Clean residual min=-0.002002 max=0.002496 Jy/beam ! Clean residual mean=-0.000000 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.0477884 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0477884 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=0.054817Jy sigma=1.228747 ! Fit after self-cal, rms=0.054815Jy sigma=1.228650 ! 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=0.8518 mas, bmaj=1.857 mas, bpa=-2.872 degrees ! Estimated noise=0.197669 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00221443 Jy ! Component: 100 - total flux cleaned = 0.00342504 Jy ! Component: 150 - total flux cleaned = 0.0042274 Jy ! Component: 200 - total flux cleaned = 0.00460908 Jy ! Total flux subtracted in 200 components = 0.00460908 Jy ! Clean residual min=-0.001325 max=0.002036 Jy/beam ! Clean residual mean=-0.000000 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.0523975 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 31 components and 0.0523975 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=0.054728Jy sigma=1.225983 ! Fit after self-cal, rms=0.054712Jy sigma=1.225565 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8518 x 1.857 at -2.872 degrees (North through East) ! Clean map min=-0.0012514 max=0.046399 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 0.96 KP 0.98 ! LA 0.95 MK 1.00 NL 1.21 OV 0.98 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.01 KP 1.00 ! LA 0.90 MK 1.07 NL 1.24 OV 0.95 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.98 KP 0.96 ! LA 0.90 MK 1.04 NL 1.17 OV 1.02 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 1.06 KP 0.99 ! LA 0.94 MK 1.00 NL 1.33 OV 0.97 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 1.00 KP 1.02 ! LA 0.97 MK 0.98 NL 1.17 OV 0.99 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.96 KP 1.02 ! LA 0.88 MK 1.04 NL 1.09 OV 0.98 ! PT 1.00* SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 0.93 KP 1.04 ! LA 0.88 MK 1.00 NL 1.14 OV 0.98 ! PT 1.00* SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.98 KP 0.98 ! LA 0.94 MK 0.93 NL 1.10 OV 1.02 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.94 KP 1.05 ! LA 0.86 MK 1.02 NL 1.17 OV 1.00 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.98 HN 0.92 KP 0.95 ! LA 0.98 MK 1.02 NL 1.13 OV 1.00 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.03 HN 0.96 KP 0.99 ! LA 0.96 MK 0.95 NL 1.10 OV 0.96 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.98 HN 0.93 KP 0.97 ! LA 0.95 MK 0.97 NL 1.21 OV 0.93 ! PT 1.00* SC 0.98 ! ! ! Fit before self-cal, rms=0.054712Jy sigma=1.225565 ! Fit after self-cal, rms=0.053229Jy sigma=1.220513 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8487 mas, bmaj=1.849 mas, bpa=-2.287 degrees ! Estimated noise=0.196255 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 (-3.6, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113611 Jy ! Component: 100 - total flux cleaned = 0.00123411 Jy ! Component: 150 - total flux cleaned = 0.00107737 Jy ! Component: 200 - total flux cleaned = 0.000961439 Jy ! Total flux subtracted in 200 components = 0.000961439 Jy ! Clean residual min=-0.001003 max=0.000912 Jy/beam ! Clean residual mean=0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0533589 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 49 components and 0.0533589 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=0.053187Jy sigma=1.219337 ! Fit after self-cal, rms=0.053208Jy sigma=1.218808 ! 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=0.053208Jy sigma=1.218808 ! Fit after self-cal, rms=0.053463Jy sigma=1.215327 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8469 mas, bmaj=1.844 mas, bpa=-2.233 degrees ! Estimated noise=0.196378 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000439333 Jy ! Component: 100 - total flux cleaned = 0.000442135 Jy ! Component: 150 - total flux cleaned = 0.000411922 Jy ! Component: 200 - total flux cleaned = 0.0003846 Jy ! Total flux subtracted in 200 components = 0.0003846 Jy ! Clean residual min=-0.000917 max=0.000987 Jy/beam ! Clean residual mean=0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0537435 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 65 components and 0.0537435 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=0.053452Jy sigma=1.215061 ! Fit after self-cal, rms=0.053484Jy sigma=1.214595 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 = 0.000110112 Jy ! Component: 100 - total flux cleaned = 8.38645e-05 Jy ! Component: 150 - total flux cleaned = 6.00469e-05 Jy ! Component: 200 - total flux cleaned = 4.8612e-05 Jy ! Total flux subtracted in 200 components = 4.8612e-05 Jy ! Clean residual min=-0.000928 max=0.000953 Jy/beam ! Clean residual mean=0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0537921 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 0.0537921 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=0.053478Jy sigma=1.214469 ! Fit after self-cal, rms=0.053477Jy sigma=1.214459 ! 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=0.053477Jy sigma=1.214459 ! Fit after self-cal, rms=0.053635Jy sigma=1.214332 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8448 mas, bmaj=1.84 mas, bpa=-2.175 degrees ! Estimated noise=0.196263 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00022728 Jy ! Component: 100 - total flux cleaned = 0.000250015 Jy ! Component: 150 - total flux cleaned = 0.000249697 Jy ! Component: 200 - total flux cleaned = 0.000279322 Jy ! Total flux subtracted in 200 components = 0.000279322 Jy ! Clean residual min=-0.000907 max=0.000989 Jy/beam ! Clean residual mean=0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0540714 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 82 components and 0.0540714 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=0.053631Jy sigma=1.214236 ! Fit after self-cal, rms=0.053642Jy sigma=1.214206 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 (-37.6, -10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000462845 Jy ! Component: 100 - total flux cleaned = 0.000570108 Jy ! Component: 150 - total flux cleaned = 0.000536896 Jy ! Component: 200 - total flux cleaned = 0.000521803 Jy ! Total flux subtracted in 200 components = 0.000521803 Jy ! Clean residual min=-0.000842 max=0.000909 Jy/beam ! Clean residual mean=0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0545932 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 99 components and 0.0545932 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=0.053625Jy sigma=1.213760 ! Fit after self-cal, rms=0.053622Jy sigma=1.213702 ! 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=0.053622Jy sigma=1.213702 ! Fit after self-cal, rms=0.053645Jy sigma=1.213669 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.977 mas, bmaj=2.776 mas, bpa=2.656 degrees ! Estimated noise=0.258922 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000346404 Jy ! Component: 100 - total flux cleaned = 0.000346999 Jy ! Component: 150 - total flux cleaned = 0.000313927 Jy ! Component: 200 - total flux cleaned = 0.000294293 Jy ! Total flux subtracted in 200 components = 0.000294293 Jy ! Clean residual min=-0.001028 max=0.001122 Jy/beam ! Clean residual mean=0.000001 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0548875 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 114 components and 0.0548875 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=0.053641Jy sigma=1.213548 ! Fit after self-cal, rms=0.053643Jy sigma=1.213525 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 (21.2, -20.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000897794 Jy ! Component: 100 - total flux cleaned = 0.00133286 Jy ! Component: 150 - total flux cleaned = 0.00155769 Jy ! Component: 200 - total flux cleaned = 0.00173288 Jy ! Total flux subtracted in 200 components = 0.00173288 Jy ! Clean residual min=-0.000939 max=0.000876 Jy/beam ! Clean residual mean=0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0566204 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 139 components and 0.0566204 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=0.053627Jy sigma=1.213117 ! Fit after self-cal, rms=0.053626Jy sigma=1.213063 ! 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=0.8436 mas, bmaj=1.838 mas, bpa=-2.14 degrees ! Estimated noise=0.196229 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8436 x 1.838 at -2.14 degrees (North through East) ! Clean map min=-0.00083075 max=0.046189 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=0.6827 mas, bmaj=1.588 mas, bpa=-2.635 degrees ! Estimated noise=0.3617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0352239 Jy ! Component: 100 - total flux cleaned = 0.0434305 Jy ! Component: 150 - total flux cleaned = 0.0468738 Jy ! Component: 200 - total flux cleaned = 0.0490103 Jy ! Total flux subtracted in 200 components = 0.0490103 Jy ! Clean residual min=-0.001700 max=0.001879 Jy/beam ! Clean residual mean=-0.000000 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.0490103 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0490103 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8436 mas, bmaj=1.838 mas, bpa=-2.14 degrees ! Estimated noise=0.196229 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 = 0.00197806 Jy ! Component: 100 - total flux cleaned = 0.00339366 Jy ! Component: 150 - total flux cleaned = 0.0045157 Jy ! Component: 200 - total flux cleaned = 0.00516373 Jy ! Total flux subtracted in 200 components = 0.00516373 Jy ! Clean residual min=-0.001034 max=0.000918 Jy/beam ! Clean residual mean=0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0541741 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 43 components and 0.054174 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=1.977 mas, bmaj=2.776 mas, bpa=2.656 degrees ! Estimated noise=0.258922 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122301 Jy ! Component: 100 - total flux cleaned = 0.00196198 Jy ! Component: 150 - total flux cleaned = 0.00245653 Jy ! Component: 200 - total flux cleaned = 0.00275601 Jy ! Total flux subtracted in 200 components = 0.00275601 Jy ! Clean residual min=-0.001057 max=0.000987 Jy/beam ! Clean residual mean=0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0569301 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 = 0.000199072 Jy ! Component: 100 - total flux cleaned = 0.0003798 Jy ! Component: 150 - total flux cleaned = 0.000471711 Jy ! Component: 200 - total flux cleaned = 0.000609426 Jy ! Total flux subtracted in 200 components = 0.000609426 Jy ! Clean residual min=-0.000977 max=0.000912 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0575395 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 88 components and 0.0575395 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8436 mas, bmaj=1.838 mas, bpa=-2.14 degrees ! Estimated noise=0.196229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000317988 Jy ! Component: 100 - total flux cleaned = -0.000295491 Jy ! Component: 150 - total flux cleaned = -0.00020305 Jy ! Component: 200 - total flux cleaned = -0.000137062 Jy ! Total flux subtracted in 200 components = -0.000137062 Jy ! Clean residual min=-0.000908 max=0.000875 Jy/beam ! Clean residual mean=0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0574024 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 111 components and 0.0574024 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=0.053634Jy sigma=1.213367 ! Fit after self-cal, rms=0.053634Jy sigma=1.213284 wmodel J2306+0837_X_map.mod ! Writing 111 model components to file: J2306+0837_X_map.mod wobs J2306+0837_X_uvs.fits ! Writing UV FITS file: J2306+0837_X_uvs.fits wwins J2306+0837_X_map.win ! wwins: Wrote 5 windows to J2306+0837_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 = -0.000137247 Jy ! Component: 100 - total flux cleaned = -0.0002435 Jy ! Component: 150 - total flux cleaned = -0.000301834 Jy ! Component: 200 - total flux cleaned = -0.000329748 Jy ! Component: 250 - total flux cleaned = -0.000384296 Jy ! Component: 300 - total flux cleaned = -0.000411088 Jy ! Component: 350 - total flux cleaned = -0.00047692 Jy ! Component: 400 - total flux cleaned = -0.000502831 Jy ! Component: 450 - total flux cleaned = -0.000502936 Jy ! Component: 500 - total flux cleaned = -0.000515278 Jy ! Component: 550 - total flux cleaned = -0.000515171 Jy ! Component: 600 - total flux cleaned = -0.00053957 Jy ! Component: 650 - total flux cleaned = -0.000563431 Jy ! Component: 700 - total flux cleaned = -0.000610585 Jy ! Component: 750 - total flux cleaned = -0.000656835 Jy ! Component: 800 - total flux cleaned = -0.000645364 Jy ! Component: 850 - total flux cleaned = -0.000702194 Jy ! Component: 900 - total flux cleaned = -0.000713519 Jy ! Component: 950 - total flux cleaned = -0.000724789 Jy ! Component: 1000 - total flux cleaned = -0.000757703 Jy ! Component: 1050 - total flux cleaned = -0.000801065 Jy ! Component: 1100 - total flux cleaned = -0.000811769 Jy ! Component: 1150 - total flux cleaned = -0.000833061 Jy ! Component: 1200 - total flux cleaned = -0.000864683 Jy ! Component: 1250 - total flux cleaned = -0.000854328 Jy ! Component: 1300 - total flux cleaned = -0.000906115 Jy ! Component: 1350 - total flux cleaned = -0.000947031 Jy ! Component: 1400 - total flux cleaned = -0.000936841 Jy ! Component: 1450 - total flux cleaned = -0.000946915 Jy ! Component: 1500 - total flux cleaned = -0.000966872 Jy ! Component: 1550 - total flux cleaned = -0.000996622 Jy ! Component: 1600 - total flux cleaned = -0.00102606 Jy ! Component: 1650 - total flux cleaned = -0.00107464 Jy ! Component: 1700 - total flux cleaned = -0.00106504 Jy ! Component: 1750 - total flux cleaned = -0.00107468 Jy ! Component: 1800 - total flux cleaned = -0.00111276 Jy ! Component: 1850 - total flux cleaned = -0.00114115 Jy ! Component: 1900 - total flux cleaned = -0.0011785 Jy ! Component: 1950 - total flux cleaned = -0.00119718 Jy ! Component: 2000 - total flux cleaned = -0.0012342 Jy ! Component: 2050 - total flux cleaned = -0.00124333 Jy ! Component: 2100 - total flux cleaned = -0.00127074 Jy ! Component: 2150 - total flux cleaned = -0.00127075 Jy ! Component: 2200 - total flux cleaned = -0.00133376 Jy ! Component: 2250 - total flux cleaned = -0.00132489 Jy ! Component: 2300 - total flux cleaned = -0.00135161 Jy ! Component: 2350 - total flux cleaned = -0.00138697 Jy ! Component: 2400 - total flux cleaned = -0.00143076 Jy ! Component: 2450 - total flux cleaned = -0.00145687 Jy ! Component: 2500 - total flux cleaned = -0.00144812 Jy ! Component: 2550 - total flux cleaned = -0.00147398 Jy ! Component: 2600 - total flux cleaned = -0.00147398 Jy ! Component: 2650 - total flux cleaned = -0.00149112 Jy ! Component: 2700 - total flux cleaned = -0.00151646 Jy ! Component: 2750 - total flux cleaned = -0.00150808 Jy ! Component: 2800 - total flux cleaned = -0.00155826 Jy ! Component: 2850 - total flux cleaned = -0.00157495 Jy ! Component: 2900 - total flux cleaned = -0.00155841 Jy ! Component: 2950 - total flux cleaned = -0.0015996 Jy ! Component: 3000 - total flux cleaned = -0.00155869 Jy ! Component: 3050 - total flux cleaned = -0.00158311 Jy ! Component: 3100 - total flux cleaned = -0.0016156 Jy ! Component: 3150 - total flux cleaned = -0.00158327 Jy ! Component: 3200 - total flux cleaned = -0.00160735 Jy ! Component: 3250 - total flux cleaned = -0.00161536 Jy ! Component: 3300 - total flux cleaned = -0.00162329 Jy ! Component: 3350 - total flux cleaned = -0.00162332 Jy ! Component: 3400 - total flux cleaned = -0.00164686 Jy ! Component: 3450 - total flux cleaned = -0.00161564 Jy ! Component: 3500 - total flux cleaned = -0.00163111 Jy ! Component: 3550 - total flux cleaned = -0.00162339 Jy ! Component: 3600 - total flux cleaned = -0.00166949 Jy ! Component: 3650 - total flux cleaned = -0.00166946 Jy ! Component: 3700 - total flux cleaned = -0.0016695 Jy ! Component: 3750 - total flux cleaned = -0.00169979 Jy ! Component: 3800 - total flux cleaned = -0.00167713 Jy ! Component: 3850 - total flux cleaned = -0.00169963 Jy ! Component: 3900 - total flux cleaned = -0.00169211 Jy ! Component: 3950 - total flux cleaned = -0.00170696 Jy ! Component: 4000 - total flux cleaned = -0.00168481 Jy ! Component: 4050 - total flux cleaned = -0.00167018 Jy ! Total flux subtracted in 4096 components = -0.00173598 Jy ! Clean residual min=-0.000493 max=0.000499 Jy/beam ! Clean residual mean=0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0556664 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 431 components and 0.0556665 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2306+0837_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8436 x 1.838 at -2.14 degrees (North through East) ! Clean map min=-0.00067317 max=0.045965 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2306+0837_X_map.fits wmodel /vlbi/uf001/uva//J2306+0837_X_map.mod ! Writing 431 model components to file: /vlbi/uf001/uva//J2306+0837_X_map.mod wobs /vlbi/uf001/uva//J2306+0837_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2306+0837_X_uvs.fits wwins /vlbi/uf001/uva//J2306+0837_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J2306+0837_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0459651 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126483 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.825518 0.825518 1.65104 3.30207 6.60414 13.2083 26.4166 52.8331 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.045 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 363.408 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2306+0837_X_dfm.log closed on Mon Jan 14 06:33:38 2019