! Started logfile: J2257+4154_X_2015_01_23_pus_uvs.log on Sun Jan 1 22:23:23 2017 obs J2257+4154_X_2015_01_23_pus_uva.fits ! Reading UV FITS file: J2257+4154_X_2015_01_23_pus_uva.fits ! AN table 1: 95 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.965848 visibilities/baseline/integration-bin. ! Found source: J2257+4154 ! ! 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 8.44388e+09 3.2e+07 1 3.2e+07 ! 02 2 8.47588e+09 3.2e+07 1 3.2e+07 ! 03 3 8.50788e+09 3.2e+07 1 3.2e+07 ! 04 4 8.53988e+09 3.2e+07 1 3.2e+07 ! 05 5 8.60388e+09 3.2e+07 1 3.2e+07 ! 06 6 8.63588e+09 3.2e+07 1 3.2e+07 ! 07 7 8.69988e+09 3.2e+07 1 3.2e+07 ! 08 8 8.73188e+09 3.2e+07 1 3.2e+07 ! 09 9 8.79588e+09 3.2e+07 1 3.2e+07 ! 10 10 8.82788e+09 3.2e+07 1 3.2e+07 ! 11 11 8.85988e+09 3.2e+07 1 3.2e+07 ! 12 12 8.89188e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 350 lines of history. ! ! Reading 49548 visibilities. select I ! Polarization I is unavailable. ! 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J2257+4154_X_2015_01_23_pus] 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 mapsize field_size, field_cell ! Map grid = 512x512 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 107 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 107 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 107 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 107 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 154 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 296 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.961087Jy sigma=0.012027 ! Fit after self-cal, rms=0.932724Jy sigma=0.011694 ! 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=0.7571 mas, bmaj=1.373 mas, bpa=-1.951 degrees ! Estimated noise=629.144 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 = 0.0510656 Jy ! Component: 100 - total flux cleaned = 0.0749311 Jy ! Total flux subtracted in 100 components = 0.0749311 Jy ! Clean residual min=-0.012849 max=0.023740 Jy/beam ! Clean residual mean=-0.000219 rms=0.004308 Jy/beam ! Combined flux in latest and established models = 0.0749311 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0749311 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=0.106185Jy sigma=0.001295 ! Fit after self-cal, rms=0.105764Jy sigma=0.001290 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.668 mas, bpa=-0.5175 degrees ! Estimated noise=293.51 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 = 0.0271756 Jy ! Component: 100 - total flux cleaned = 0.0432832 Jy ! Component: 150 - total flux cleaned = 0.0531337 Jy ! Component: 200 - total flux cleaned = 0.0592262 Jy ! Total flux subtracted in 200 components = 0.0592262 Jy ! Clean residual min=-0.015756 max=0.025618 Jy/beam ! Clean residual mean=-0.000380 rms=0.005771 Jy/beam ! Combined flux in latest and established models = 0.134157 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 0.134157 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=0.098251Jy sigma=0.001195 ! Fit after self-cal, rms=0.097625Jy sigma=0.001187 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.45 FD 1.83 HN 1.00* KP 0.76 ! LA 0.84 MK 1.60 NL 1.08 OV 1.22 ! PT 0.66 SC 2.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.42 FD 1.81 HN 1.36 KP 0.73 ! LA 0.86 MK 1.48 NL 1.03 OV 1.19 ! PT 0.65 SC 1.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.53 FD 1.87 HN 1.00* KP 0.70 ! LA 0.87 MK 1.79 NL 1.03 OV 1.22 ! PT 0.65 SC 1.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.54 FD 1.91 HN 1.00* KP 0.67 ! LA 0.86 MK 1.75 NL 1.05 OV 1.22 ! PT 0.61 SC 1.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.51 FD 2.04 HN 1.00* KP 0.64 ! LA 0.87 MK 1.82 NL 1.04 OV 1.23 ! PT 0.62 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.55 FD 2.08 HN 1.00* KP 0.65 ! LA 0.90 MK 1.62 NL 1.09 OV 1.23 ! PT 0.62 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.64 FD 2.33 HN 1.00* KP 0.67 ! LA 0.90 MK 1.53 NL 1.11 OV 1.23 ! PT 0.67 SC 1.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.45 FD 2.11 HN 1.63 KP 0.66 ! LA 0.89 MK 1.60 NL 1.08 OV 1.20 ! PT 0.65 SC 1.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.41 FD 2.28 HN 1.00* KP 0.72 ! LA 0.91 MK 1.52 NL 1.05 OV 1.25 ! PT 0.63 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.56 FD 2.22 HN 1.00* KP 0.74 ! LA 0.93 MK 1.52 NL 1.11 OV 1.15 ! PT 0.63 SC 1.00* ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.41 FD 2.13 HN 1.00* KP 0.82 ! LA 0.94 MK 1.36 NL 1.14 OV 1.12 ! PT 0.64 SC 1.58 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 2.21 HN 1.00* KP 0.83 ! LA 0.92 MK 1.00* NL 1.12 OV 1.15 ! PT 0.63 SC 1.02 ! ! ! Fit before self-cal, rms=0.097625Jy sigma=0.001187 ! Fit after self-cal, rms=0.135298Jy sigma=0.001057 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.174 mas, bmaj=1.893 mas, bpa=0.1092 degrees ! Estimated noise=345.617 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 = -0.00138694 Jy ! Component: 100 - total flux cleaned = -0.00119527 Jy ! Component: 150 - total flux cleaned = -0.000886521 Jy ! Component: 200 - total flux cleaned = -0.000617808 Jy ! Total flux subtracted in 200 components = -0.000617808 Jy ! Clean residual min=-0.016001 max=0.023877 Jy/beam ! Clean residual mean=0.000000 rms=0.005225 Jy/beam ! Combined flux in latest and established models = 0.133539 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 37 components and 0.133539 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=0.134792Jy sigma=0.001050 ! Fit after self-cal, rms=0.136794Jy sigma=0.001041 ! 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=0.136794Jy sigma=0.001041 ! Fit after self-cal, rms=0.165691Jy sigma=0.000959 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.155 mas, bmaj=1.898 mas, bpa=6.473 degrees ! Estimated noise=343.237 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106327 Jy ! Component: 100 - total flux cleaned = 0.00106217 Jy ! Component: 150 - total flux cleaned = 0.00114299 Jy ! Component: 200 - total flux cleaned = 0.00114504 Jy ! Total flux subtracted in 200 components = 0.00114504 Jy ! Clean residual min=-0.011864 max=0.013525 Jy/beam ! Clean residual mean=-0.000081 rms=0.003722 Jy/beam ! Combined flux in latest and established models = 0.134685 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 40 components and 0.134685 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=0.165522Jy sigma=0.000958 ! Fit after self-cal, rms=0.165911Jy sigma=0.000955 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 = 0.000479865 Jy ! Component: 100 - total flux cleaned = 0.000480324 Jy ! Component: 150 - total flux cleaned = 0.000404104 Jy ! Component: 200 - total flux cleaned = 0.000402391 Jy ! Total flux subtracted in 200 components = 0.000402391 Jy ! Clean residual min=-0.011775 max=0.013440 Jy/beam ! Clean residual mean=-0.000078 rms=0.003664 Jy/beam ! Combined flux in latest and established models = 0.135087 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 42 components and 0.135087 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=0.165765Jy sigma=0.000954 ! Fit after self-cal, rms=0.165717Jy sigma=0.000954 ! 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=0.165717Jy sigma=0.000954 ! Fit after self-cal, rms=0.166532Jy sigma=0.000953 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.174 mas, bmaj=1.883 mas, bpa=6.466 degrees ! Estimated noise=338.791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119195 Jy ! Component: 100 - total flux cleaned = 0.00119174 Jy ! Component: 150 - total flux cleaned = 0.00111146 Jy ! Component: 200 - total flux cleaned = 0.00104305 Jy ! Total flux subtracted in 200 components = 0.00104305 Jy ! Clean residual min=-0.011254 max=0.013096 Jy/beam ! Clean residual mean=-0.000086 rms=0.003600 Jy/beam ! Combined flux in latest and established models = 0.13613 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 44 components and 0.13613 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=0.166366Jy sigma=0.000952 ! Fit after self-cal, rms=0.166291Jy sigma=0.000951 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 = 0.000519683 Jy ! Component: 100 - total flux cleaned = 0.000712283 Jy ! Component: 150 - total flux cleaned = 0.000710956 Jy ! Component: 200 - total flux cleaned = 0.000639704 Jy ! Total flux subtracted in 200 components = 0.000639704 Jy ! Clean residual min=-0.011296 max=0.013098 Jy/beam ! Clean residual mean=-0.000082 rms=0.003584 Jy/beam ! Combined flux in latest and established models = 0.13677 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 48 components and 0.13677 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=0.166122Jy sigma=0.000950 ! Fit after self-cal, rms=0.166046Jy sigma=0.000949 ! 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=0.166046Jy sigma=0.000949 ! Fit after self-cal, rms=0.167864Jy sigma=0.000949 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.694 mas, bmaj=2.941 mas, bpa=0.9628 degrees ! Estimated noise=347.837 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136835 Jy ! Component: 100 - total flux cleaned = 0.001473 Jy ! Component: 150 - total flux cleaned = 0.00156472 Jy ! Component: 200 - total flux cleaned = 0.0016448 Jy ! Total flux subtracted in 200 components = 0.0016448 Jy ! Clean residual min=-0.014903 max=0.018805 Jy/beam ! Clean residual mean=-0.000145 rms=0.005231 Jy/beam ! Combined flux in latest and established models = 0.138414 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 49 components and 0.138414 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=0.167807Jy sigma=0.000948 ! Fit after self-cal, rms=0.167705Jy sigma=0.000947 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 = 9.7404e-05 Jy ! Component: 100 - total flux cleaned = 0.000265603 Jy ! Component: 150 - total flux cleaned = 0.000339612 Jy ! Component: 200 - total flux cleaned = 0.000405453 Jy ! Total flux subtracted in 200 components = 0.000405453 Jy ! Clean residual min=-0.014842 max=0.018656 Jy/beam ! Clean residual mean=-0.000140 rms=0.005207 Jy/beam ! Combined flux in latest and established models = 0.13882 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 51 components and 0.13882 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=0.167687Jy sigma=0.000947 ! Fit after self-cal, rms=0.167546Jy sigma=0.000947 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=1.196 mas, bmaj=1.874 mas, bpa=6.037 degrees ! Estimated noise=337.632 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.196 x 1.874 at 6.037 degrees (North through East) ! Clean map min=-0.010485 max=0.061074 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=0.8826 mas, bmaj=1.518 mas, bpa=3.757 degrees ! Estimated noise=832.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0662522 Jy ! Component: 100 - total flux cleaned = 0.099008 Jy ! Component: 150 - total flux cleaned = 0.117616 Jy ! Component: 200 - total flux cleaned = 0.128928 Jy ! Total flux subtracted in 200 components = 0.128928 Jy ! Clean residual min=-0.010293 max=0.011500 Jy/beam ! Clean residual mean=-0.000058 rms=0.002752 Jy/beam ! Combined flux in latest and established models = 0.128928 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.128928 Jy ! Inverting map and beam ! Estimated beam: bmin=1.196 mas, bmaj=1.874 mas, bpa=6.037 degrees ! Estimated noise=337.632 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 = 0.00431849 Jy ! Component: 100 - total flux cleaned = 0.0054247 Jy ! Component: 150 - total flux cleaned = 0.00620195 Jy ! Component: 200 - total flux cleaned = 0.00660792 Jy ! Total flux subtracted in 200 components = 0.00660792 Jy ! Clean residual min=-0.011274 max=0.013577 Jy/beam ! Clean residual mean=-0.000096 rms=0.003614 Jy/beam ! Combined flux in latest and established models = 0.135536 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 22 components and 0.135536 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=2.694 mas, bmaj=2.941 mas, bpa=0.9628 degrees ! Estimated noise=347.837 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00226386 Jy ! Component: 100 - total flux cleaned = 0.00273455 Jy ! Component: 150 - total flux cleaned = 0.0028362 Jy ! Component: 200 - total flux cleaned = 0.00301814 Jy ! Total flux subtracted in 200 components = 0.00301814 Jy ! Clean residual min=-0.015048 max=0.018571 Jy/beam ! Clean residual mean=-0.000140 rms=0.005220 Jy/beam ! Combined flux in latest and established models = 0.138554 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 = 0.000158412 Jy ! Component: 100 - total flux cleaned = 0.000228721 Jy ! Component: 150 - total flux cleaned = 0.000355248 Jy ! Component: 200 - total flux cleaned = 0.000412356 Jy ! Total flux subtracted in 200 components = 0.000412356 Jy ! Clean residual min=-0.014885 max=0.018686 Jy/beam ! Clean residual mean=-0.000137 rms=0.005197 Jy/beam ! Combined flux in latest and established models = 0.138966 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 24 components and 0.138966 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.196 mas, bmaj=1.874 mas, bpa=6.037 degrees ! Estimated noise=337.632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000831021 Jy ! Component: 100 - total flux cleaned = -0.000832612 Jy ! Component: 150 - total flux cleaned = -0.000745754 Jy ! Component: 200 - total flux cleaned = -0.000745495 Jy ! Total flux subtracted in 200 components = -0.000745495 Jy ! Clean residual min=-0.010933 max=0.013576 Jy/beam ! Clean residual mean=-0.000085 rms=0.003542 Jy/beam ! Combined flux in latest and established models = 0.138221 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 0.138221 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=0.167217Jy sigma=0.000946 ! Fit after self-cal, rms=0.166693Jy sigma=0.000941 wmodel J2257+4154_X_2015_01_23_pus_map.mod ! Writing 29 model components to file: J2257+4154_X_2015_01_23_pus_map.mod wobs J2257+4154_X_2015_01_23_pus_uvs.fits ! Writing UV FITS file: J2257+4154_X_2015_01_23_pus_uvs.fits wwins J2257+4154_X_2015_01_23_pus_map.win ! wwins: Wrote 1 windows to J2257+4154_X_2015_01_23_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00555796 Jy ! Component: 100 - total flux cleaned = 0.00810376 Jy ! Component: 150 - total flux cleaned = 0.0090049 Jy ! Component: 200 - total flux cleaned = 0.0100275 Jy ! Component: 250 - total flux cleaned = 0.010844 Jy ! Component: 300 - total flux cleaned = 0.0119378 Jy ! Component: 350 - total flux cleaned = 0.0131388 Jy ! Component: 400 - total flux cleaned = 0.0145862 Jy ! Component: 450 - total flux cleaned = 0.0155673 Jy ! Component: 500 - total flux cleaned = 0.0166541 Jy ! Component: 550 - total flux cleaned = 0.0179624 Jy ! Component: 600 - total flux cleaned = 0.018979 Jy ! Component: 650 - total flux cleaned = 0.0202141 Jy ! Component: 700 - total flux cleaned = 0.0210538 Jy ! Component: 750 - total flux cleaned = 0.0218717 Jy ! Component: 800 - total flux cleaned = 0.0222139 Jy ! Component: 850 - total flux cleaned = 0.0230008 Jy ! Component: 900 - total flux cleaned = 0.0237728 Jy ! Component: 950 - total flux cleaned = 0.0245331 Jy ! Component: 1000 - total flux cleaned = 0.0251714 Jy ! Component: 1050 - total flux cleaned = 0.0254857 Jy ! Component: 1100 - total flux cleaned = 0.0260024 Jy ! Component: 1150 - total flux cleaned = 0.0267143 Jy ! Component: 1200 - total flux cleaned = 0.0271151 Jy ! Component: 1250 - total flux cleaned = 0.0276089 Jy ! Component: 1300 - total flux cleaned = 0.0280001 Jy ! Component: 1350 - total flux cleaned = 0.0281935 Jy ! Component: 1400 - total flux cleaned = 0.0287666 Jy ! Component: 1450 - total flux cleaned = 0.0290502 Jy ! Component: 1500 - total flux cleaned = 0.0294237 Jy ! Component: 1550 - total flux cleaned = 0.0296092 Jy ! Component: 1600 - total flux cleaned = 0.0301614 Jy ! Component: 1650 - total flux cleaned = 0.030343 Jy ! Component: 1700 - total flux cleaned = 0.0303424 Jy ! Component: 1750 - total flux cleaned = 0.0307902 Jy ! Component: 1800 - total flux cleaned = 0.0311461 Jy ! Component: 1850 - total flux cleaned = 0.0314112 Jy ! Component: 1900 - total flux cleaned = 0.0315867 Jy ! Component: 1950 - total flux cleaned = 0.0318479 Jy ! Component: 2000 - total flux cleaned = 0.0323651 Jy ! Total flux subtracted in 2048 components = 0.0327067 Jy ! Clean residual min=-0.005457 max=0.004785 Jy/beam ! Clean residual mean=0.000018 rms=0.001987 Jy/beam ! Combined flux in latest and established models = 0.170928 Jy keep ! Adding 203 model components to the UV plane model. ! The established model now contains 232 components and 0.170928 Jy ![Exited script file: muppet] wmap "J2257+4154_X_2015_01_23_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.196 x 1.874 at 6.037 degrees (North through East) ! Clean map min=-0.0085562 max=0.059825 Jy/beam ! Writing clean map to FITS file: J2257+4154_X_2015_01_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0598251 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00191156 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -9.58573 9.58573 19.1715 38.3429 76.6858 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0057 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.059 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.196 x 1.874 at 6.037 degrees (North through East) ! Clean map min=-0.0085562 max=0.059825 Jy/beam ! Error occured in command: mapplot ! ! ! ! ! ! 4 consecutive EOF's on stdin - 10 will exit program ! ! 5 consecutive EOF's on stdin - 10 will exit program ! ! 6 consecutive EOF's on stdin - 10 will exit program ! ! 7 consecutive EOF's on stdin - 10 will exit program ! ! 8 consecutive EOF's on stdin - 10 will exit program ! ! 9 consecutive EOF's on stdin - 10 will exit program ! ! 10 consecutive EOF's on stdin - 10 will exit program ! Log file J2257+4154_X_2015_01_23_pus_uvs.log closed on Sun Jan 1 22:23:26 2017