! Started logfile: J2020+2826_X_2014_08_09_pus_uvs.log on Wed Nov 30 14:15:34 2016 obs J2020+2826_X_2014_08_09_pus_uva.fits ! Reading UV FITS file: J2020+2826_X_2014_08_09_pus_uva.fits ! AN table 1: 123 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.7729 visibilities/baseline/integration-bin. ! Found source: J2020+2826 ! ! 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 324 lines of history. ! ! Reading 51336 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 J2020+2826_X_2014_08_09_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 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 145 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 206 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 206 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.991574Jy sigma=0.011838 ! Fit after self-cal, rms=0.959617Jy sigma=0.011475 ! 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=1.045 mas, bmaj=1.932 mas, bpa=35.62 degrees ! Estimated noise=515.929 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 = 0.0305882 Jy ! Component: 100 - total flux cleaned = 0.0419056 Jy ! Total flux subtracted in 100 components = 0.0419056 Jy ! Clean residual min=-0.004730 max=0.007915 Jy/beam ! Clean residual mean=-0.000348 rms=0.001880 Jy/beam ! Combined flux in latest and established models = 0.0419055 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0419055 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=0.075602Jy sigma=0.000871 ! Fit after self-cal, rms=0.074730Jy sigma=0.000861 ! 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=1.322 mas, bmaj=2.107 mas, bpa=29.57 degrees ! Estimated noise=266.378 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 = 0.0132762 Jy ! Component: 100 - total flux cleaned = 0.0224432 Jy ! Component: 150 - total flux cleaned = 0.0288301 Jy ! Component: 200 - total flux cleaned = 0.0332794 Jy ! Total flux subtracted in 200 components = 0.0332794 Jy ! Clean residual min=-0.005302 max=0.008723 Jy/beam ! Clean residual mean=-0.000281 rms=0.002049 Jy/beam ! Combined flux in latest and established models = 0.075185 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 42 components and 0.075185 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=0.071852Jy sigma=0.000824 ! Fit after self-cal, rms=0.071640Jy sigma=0.000820 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.46 FD 1.13 HN 0.82 KP 0.82 ! LA 0.79 MK 1.00* NL 1.72 OV 1.81 ! PT 0.67 SC 1.25 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.50 FD 1.17 HN 0.95 KP 0.78 ! LA 0.78 MK 1.00* NL 1.72 OV 1.86 ! PT 0.64 SC 1.17 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.34 FD 1.14 HN 0.87 KP 0.77 ! LA 0.78 MK 1.00* NL 1.56 OV 1.77 ! PT 0.66 SC 1.17 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 FD 1.08 HN 0.83 KP 0.73 ! LA 0.80 MK 1.00* NL 1.75 OV 1.74 ! PT 0.67 SC 1.22 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.35 FD 1.15 HN 0.77 KP 0.69 ! LA 0.79 MK 1.00* NL 1.55 OV 1.96 ! PT 0.65 SC 1.20 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.16 HN 0.79 KP 0.70 ! LA 0.80 MK 1.00* NL 1.67 OV 1.80 ! PT 0.66 SC 1.04 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.21 HN 0.70 KP 0.76 ! LA 0.88 MK 1.00* NL 1.50 OV 1.75 ! PT 0.71 SC 1.04 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.17 HN 0.77 KP 0.73 ! LA 0.79 MK 1.00* NL 1.69 OV 1.87 ! PT 0.66 SC 1.24 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.22 HN 0.85 KP 0.75 ! LA 0.83 MK 1.00* NL 1.51 OV 1.75 ! PT 0.66 SC 0.99 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.12 HN 0.73 KP 0.78 ! LA 0.81 MK 1.00* NL 1.58 OV 1.78 ! PT 0.68 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 0.99 FD 1.12 HN 0.69 KP 0.80 ! LA 0.85 MK 1.00* NL 1.46 OV 1.76 ! PT 0.70 SC 1.02 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.14 HN 0.65 KP 0.81 ! LA 0.87 MK 1.00* NL 1.39 OV 1.68 ! PT 0.69 SC 0.95 ! ! ! Fit before self-cal, rms=0.071640Jy sigma=0.000820 ! Fit after self-cal, rms=0.084514Jy sigma=0.000779 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.367 mas, bmaj=2.069 mas, bpa=26.33 degrees ! Estimated noise=269.404 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 (5, -11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00539597 Jy ! Component: 100 - total flux cleaned = 0.00738561 Jy ! Component: 150 - total flux cleaned = 0.00771806 Jy ! Component: 200 - total flux cleaned = 0.0080014 Jy ! Total flux subtracted in 200 components = 0.0080014 Jy ! Clean residual min=-0.003031 max=0.004555 Jy/beam ! Clean residual mean=-0.000036 rms=0.000884 Jy/beam ! Combined flux in latest and established models = 0.0831864 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 61 components and 0.0831864 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=0.084051Jy sigma=0.000773 ! Fit after self-cal, rms=0.085404Jy sigma=0.000765 ! 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=0.085404Jy sigma=0.000765 ! Fit after self-cal, rms=0.087477Jy sigma=0.000762 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.341 mas, bmaj=2.05 mas, bpa=23.79 degrees ! Estimated noise=260.647 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143935 Jy ! Component: 100 - total flux cleaned = 0.00170698 Jy ! Component: 150 - total flux cleaned = 0.00179585 Jy ! Component: 200 - total flux cleaned = 0.00183363 Jy ! Total flux subtracted in 200 components = 0.00183363 Jy ! Clean residual min=-0.001857 max=0.001960 Jy/beam ! Clean residual mean=-0.000026 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.08502 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 73 components and 0.08502 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=0.087384Jy sigma=0.000762 ! Fit after self-cal, rms=0.087513Jy sigma=0.000761 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 = 0.000272974 Jy ! Component: 100 - total flux cleaned = 0.000268087 Jy ! Component: 150 - total flux cleaned = 0.000267002 Jy ! Component: 200 - total flux cleaned = 0.000266584 Jy ! Total flux subtracted in 200 components = 0.000266584 Jy ! Clean residual min=-0.001752 max=0.001900 Jy/beam ! Clean residual mean=-0.000025 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.0852866 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 78 components and 0.0852866 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=0.087445Jy sigma=0.000760 ! Fit after self-cal, rms=0.087371Jy sigma=0.000760 ! 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=0.087371Jy sigma=0.000760 ! Fit after self-cal, rms=0.086682Jy sigma=0.000760 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.334 mas, bmaj=2.043 mas, bpa=23.7 degrees ! Estimated noise=256.786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000690105 Jy ! Component: 100 - total flux cleaned = 0.000847545 Jy ! Component: 150 - total flux cleaned = 0.000946262 Jy ! Component: 200 - total flux cleaned = 0.00106151 Jy ! Total flux subtracted in 200 components = 0.00106151 Jy ! Clean residual min=-0.001664 max=0.001757 Jy/beam ! Clean residual mean=-0.000019 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.0863481 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.0863481 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=0.086632Jy sigma=0.000759 ! Fit after self-cal, rms=0.086580Jy sigma=0.000759 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.41508e-05 Jy ! Component: 100 - total flux cleaned = 0.000181631 Jy ! Component: 150 - total flux cleaned = 0.000210257 Jy ! Component: 200 - total flux cleaned = 0.000286148 Jy ! Total flux subtracted in 200 components = 0.000286148 Jy ! Clean residual min=-0.001578 max=0.001862 Jy/beam ! Clean residual mean=-0.000016 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.0866342 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 85 components and 0.0866342 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=0.086544Jy sigma=0.000759 ! Fit after self-cal, rms=0.086494Jy sigma=0.000759 ! 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=0.086494Jy sigma=0.000759 ! Fit after self-cal, rms=0.085960Jy sigma=0.000759 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.4 mas, bmaj=2.749 mas, bpa=-11.2 degrees ! Estimated noise=290.272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000223216 Jy ! Component: 100 - total flux cleaned = 0.000520526 Jy ! Component: 150 - total flux cleaned = 0.000632606 Jy ! Component: 200 - total flux cleaned = 0.000758351 Jy ! Total flux subtracted in 200 components = 0.000758351 Jy ! Clean residual min=-0.002048 max=0.002147 Jy/beam ! Clean residual mean=-0.000022 rms=0.000683 Jy/beam ! Combined flux in latest and established models = 0.0873926 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 97 components and 0.0873926 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=0.085933Jy sigma=0.000758 ! Fit after self-cal, rms=0.085895Jy sigma=0.000758 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 = 3.09118e-05 Jy ! Component: 100 - total flux cleaned = 0.000107875 Jy ! Component: 150 - total flux cleaned = 0.00017668 Jy ! Component: 200 - total flux cleaned = 0.000218785 Jy ! Total flux subtracted in 200 components = 0.000218785 Jy ! Clean residual min=-0.002114 max=0.002289 Jy/beam ! Clean residual mean=-0.000015 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.0876114 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 103 components and 0.0876114 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=0.085874Jy sigma=0.000758 ! Fit after self-cal, rms=0.085854Jy sigma=0.000758 ! 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=1.333 mas, bmaj=2.041 mas, bpa=23.84 degrees ! Estimated noise=255.517 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.333 x 2.041 at 23.84 degrees (North through East) ! Clean map min=-0.0049671 max=0.038235 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=1.085 mas, bmaj=1.855 mas, bpa=32.49 degrees ! Estimated noise=490.787 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0292905 Jy ! Component: 100 - total flux cleaned = 0.0421177 Jy ! Component: 150 - total flux cleaned = 0.0518474 Jy ! Component: 200 - total flux cleaned = 0.0594046 Jy ! Total flux subtracted in 200 components = 0.0594046 Jy ! Clean residual min=-0.004174 max=0.005138 Jy/beam ! Clean residual mean=-0.000174 rms=0.001181 Jy/beam ! Combined flux in latest and established models = 0.0594046 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0594046 Jy ! Inverting map and beam ! Estimated beam: bmin=1.333 mas, bmaj=2.041 mas, bpa=23.84 degrees ! Estimated noise=255.517 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) ! Added new window around map position (1.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00802067 Jy ! Component: 100 - total flux cleaned = 0.0138117 Jy ! Component: 150 - total flux cleaned = 0.0182666 Jy ! Component: 200 - total flux cleaned = 0.0210858 Jy ! Total flux subtracted in 200 components = 0.0210858 Jy ! Clean residual min=-0.002625 max=0.003149 Jy/beam ! Clean residual mean=-0.000087 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.0804904 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 57 components and 0.0804904 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=2.4 mas, bmaj=2.749 mas, bpa=-11.2 degrees ! Estimated noise=290.272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284362 Jy ! Component: 100 - total flux cleaned = 0.00400892 Jy ! Component: 150 - total flux cleaned = 0.00485366 Jy ! Component: 200 - total flux cleaned = 0.00547447 Jy ! Total flux subtracted in 200 components = 0.00547447 Jy ! Clean residual min=-0.002872 max=0.002457 Jy/beam ! Clean residual mean=-0.000063 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.0859649 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 = 0.00053107 Jy ! Component: 100 - total flux cleaned = 0.000987906 Jy ! Component: 150 - total flux cleaned = 0.00132663 Jy ! Component: 200 - total flux cleaned = 0.00167116 Jy ! Total flux subtracted in 200 components = 0.00167116 Jy ! Clean residual min=-0.002457 max=0.002231 Jy/beam ! Clean residual mean=-0.000030 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.087636 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 118 components and 0.087636 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.333 mas, bmaj=2.041 mas, bpa=23.84 degrees ! Estimated noise=255.517 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000239054 Jy ! Component: 100 - total flux cleaned = 0.000325884 Jy ! Component: 150 - total flux cleaned = 0.000323792 Jy ! Component: 200 - total flux cleaned = 0.000324813 Jy ! Total flux subtracted in 200 components = 0.000324813 Jy ! Clean residual min=-0.001648 max=0.001866 Jy/beam ! Clean residual mean=-0.000014 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.0879608 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 141 components and 0.0879608 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=0.085888Jy sigma=0.000758 ! Fit after self-cal, rms=0.085787Jy sigma=0.000757 wmodel J2020+2826_X_2014_08_09_pus_map.mod ! Writing 141 model components to file: J2020+2826_X_2014_08_09_pus_map.mod wobs J2020+2826_X_2014_08_09_pus_uvs.fits ! Writing UV FITS file: J2020+2826_X_2014_08_09_pus_uvs.fits wwins J2020+2826_X_2014_08_09_pus_map.win ! wwins: Wrote 3 windows to J2020+2826_X_2014_08_09_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 = 0.000529274 Jy ! Component: 100 - total flux cleaned = 0.000920495 Jy ! Component: 150 - total flux cleaned = 0.00115962 Jy ! Component: 200 - total flux cleaned = 0.00133711 Jy ! Component: 250 - total flux cleaned = 0.00150714 Jy ! Component: 300 - total flux cleaned = 0.00160121 Jy ! Component: 350 - total flux cleaned = 0.00169254 Jy ! Component: 400 - total flux cleaned = 0.00175906 Jy ! Component: 450 - total flux cleaned = 0.00175887 Jy ! Component: 500 - total flux cleaned = 0.00184308 Jy ! Component: 550 - total flux cleaned = 0.0018634 Jy ! Component: 600 - total flux cleaned = 0.00190393 Jy ! Component: 650 - total flux cleaned = 0.0019237 Jy ! Component: 700 - total flux cleaned = 0.00200014 Jy ! Component: 750 - total flux cleaned = 0.00200001 Jy ! Component: 800 - total flux cleaned = 0.00205507 Jy ! Component: 850 - total flux cleaned = 0.0020552 Jy ! Component: 900 - total flux cleaned = 0.00210832 Jy ! Component: 950 - total flux cleaned = 0.00217697 Jy ! Component: 1000 - total flux cleaned = 0.00217701 Jy ! Component: 1050 - total flux cleaned = 0.00221007 Jy ! Component: 1100 - total flux cleaned = 0.00225871 Jy ! Component: 1150 - total flux cleaned = 0.00232234 Jy ! Component: 1200 - total flux cleaned = 0.00236912 Jy ! Component: 1250 - total flux cleaned = 0.0024154 Jy ! Component: 1300 - total flux cleaned = 0.00243072 Jy ! Component: 1350 - total flux cleaned = 0.00250518 Jy ! Component: 1400 - total flux cleaned = 0.00253428 Jy ! Component: 1450 - total flux cleaned = 0.00257712 Jy ! Component: 1500 - total flux cleaned = 0.00257697 Jy ! Component: 1550 - total flux cleaned = 0.00264639 Jy ! Component: 1600 - total flux cleaned = 0.00265989 Jy ! Component: 1650 - total flux cleaned = 0.00272728 Jy ! Component: 1700 - total flux cleaned = 0.00279341 Jy ! Component: 1750 - total flux cleaned = 0.00281959 Jy ! Component: 1800 - total flux cleaned = 0.0028582 Jy ! Component: 1850 - total flux cleaned = 0.00288369 Jy ! Component: 1900 - total flux cleaned = 0.00290879 Jy ! Component: 1950 - total flux cleaned = 0.00293361 Jy ! Component: 2000 - total flux cleaned = 0.00299468 Jy ! Total flux subtracted in 2048 components = 0.00304278 Jy ! Clean residual min=-0.000643 max=0.000693 Jy/beam ! Clean residual mean=-0.000002 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0910036 Jy keep ! Adding 154 model components to the UV plane model. ! The established model now contains 295 components and 0.0910036 Jy ![Exited script file: muppet] wmap "J2020+2826_X_2014_08_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.333 x 2.041 at 23.84 degrees (North through East) ! Clean map min=-0.0034221 max=0.037868 Jy/beam ! Writing clean map to FITS file: J2020+2826_X_2014_08_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0378683 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000253049 device "J2020+2826_X_2014_08_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2020+2826_X_2014_08_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.0047 2.0047 4.0094 8.01881 16.0376 32.0752 64.1505 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.037 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.333 x 2.041 at 23.84 degrees (North through East) ! Clean map min=-0.0034221 max=0.037868 Jy/beam quit ! Quitting program ! Log file J2020+2826_X_2014_08_09_pus_uvs.log closed on Wed Nov 30 14:15:38 2016