! Started logfile: J1256-0547_X_1997_01_11_pus_uvs.log on Tue Feb 14 13:12:43 2006 obs J1256-0547_X_1997_01_11_pus_uva.fits ! Reading UV FITS file: J1256-0547_X_1997_01_11_pus_uva.fits ! AN table 1: 210 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.727831 visibilities/baseline/integration-bin. ! Found source: J1256-0547 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.15049e+09 4e+06 1 4e+06 ! 02 2 8.23236e+09 4e+06 1 4e+06 ! 03 3 8.41236e+09 4e+06 1 4e+06 ! 04 4 8.55236e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 465 lines of history. ! ! Reading 27512 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 float field_size field_size = 256 float field_cell field_cell = 0.2 float taper_size taper_size = 70. 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 = 256x256 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 299 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 299 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 299 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 299 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=7.857601Jy sigma=0.063679 ! Fit after self-cal, rms=7.756650Jy sigma=0.062913 ! 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=0.778 mas, bmaj=1.828 mas, bpa=-2.319 degrees ! Estimated noise=839.034 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 = 6.06093 Jy ! Component: 100 - total flux cleaned = 7.66988 Jy ! Total flux subtracted in 100 components = 7.66988 Jy ! Clean residual min=-0.619646 max=1.876992 Jy/beam ! Clean residual mean=0.005974 rms=0.203040 Jy/beam ! Combined flux in latest and established models = 7.66988 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 7.66988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.804069Jy sigma=0.022469 ! Fit after self-cal, rms=2.800676Jy sigma=0.022444 ! Inverting map ! Added new window around map position (-2.8, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.55022 Jy ! Component: 100 - total flux cleaned = 2.2585 Jy ! Total flux subtracted in 100 components = 2.2585 Jy ! Clean residual min=-0.479613 max=0.703870 Jy/beam ! Clean residual mean=-0.004545 rms=0.117024 Jy/beam ! Combined flux in latest and established models = 9.92838 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 9.92838 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.778144Jy sigma=0.014095 ! Fit after self-cal, rms=1.612037Jy sigma=0.012877 ! 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 mas, bmaj=2.22 mas, bpa=-1.712 degrees ! Estimated noise=542.586 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 = 0.676789 Jy ! Component: 100 - total flux cleaned = 0.967438 Jy ! Component: 150 - total flux cleaned = 1.00802 Jy ! Component: 200 - total flux cleaned = 1.00848 Jy ! Total flux subtracted in 200 components = 1.00848 Jy ! Clean residual min=-0.352505 max=0.369109 Jy/beam ! Clean residual mean=-0.030356 rms=0.092102 Jy/beam ! Combined flux in latest and established models = 10.9369 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 10.9369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.330005Jy sigma=0.010390 ! Fit after self-cal, rms=1.272385Jy sigma=0.009954 ! 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 0.94 FD 0.93 HN 1.00* KP 0.96 ! LA 0.97 MK 1.00 NL 1.25 OV 0.91 ! PT 1.21 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.92 HN 1.00* KP 0.96 ! LA 0.96 MK 0.96 NL 1.22 OV 0.92 ! PT 1.20 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.93 HN 1.00* KP 0.93 ! LA 0.96 MK 0.96 NL 1.22 OV 0.89 ! PT 1.19 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.92 HN 1.00* KP 0.93 ! LA 0.97 MK 0.95 NL 1.23 OV 0.89 ! PT 1.20 SC 1.05 ! ! ! Fit before self-cal, rms=1.272385Jy sigma=0.009954 ! Fit after self-cal, rms=0.462789Jy sigma=0.003430 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=2.214 mas, bpa=-1.793 degrees ! Estimated noise=536.311 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 = 0.118636 Jy ! Component: 100 - total flux cleaned = 0.118066 Jy ! Component: 150 - total flux cleaned = 0.122188 Jy ! Component: 200 - total flux cleaned = 0.123786 Jy ! Total flux subtracted in 200 components = 0.123786 Jy ! Clean residual min=-0.077394 max=0.090144 Jy/beam ! Clean residual mean=-0.002902 rms=0.019269 Jy/beam ! Combined flux in latest and established models = 11.0606 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 48 components and 11.0606 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.397822Jy sigma=0.002919 ! Fit after self-cal, rms=0.382638Jy sigma=0.002813 ! 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. ! ! Fit before self-cal, rms=0.382638Jy sigma=0.002813 ! Fit after self-cal, rms=0.356329Jy sigma=0.002587 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=2.218 mas, bpa=-1.743 degrees ! Estimated noise=536.083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0408913 Jy ! Component: 100 - total flux cleaned = 0.0426143 Jy ! Component: 150 - total flux cleaned = 0.0425672 Jy ! Component: 200 - total flux cleaned = 0.0425559 Jy ! Total flux subtracted in 200 components = 0.0425559 Jy ! Clean residual min=-0.056067 max=0.071570 Jy/beam ! Clean residual mean=-0.000553 rms=0.014819 Jy/beam ! Combined flux in latest and established models = 11.1032 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 57 components and 11.1032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.333002Jy sigma=0.002411 ! Fit after self-cal, rms=0.327509Jy sigma=0.002373 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 (-1.6, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0296032 Jy ! Component: 100 - total flux cleaned = 0.0369691 Jy ! Component: 150 - total flux cleaned = 0.0428894 Jy ! Component: 200 - total flux cleaned = 0.0441377 Jy ! Total flux subtracted in 200 components = 0.0441377 Jy ! Clean residual min=-0.050733 max=0.060085 Jy/beam ! Clean residual mean=-0.001186 rms=0.012615 Jy/beam ! Combined flux in latest and established models = 11.1473 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 69 components and 11.1473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.305252Jy sigma=0.002210 ! Fit after self-cal, rms=0.302206Jy sigma=0.002186 ! 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. ! ! Fit before self-cal, rms=0.302206Jy sigma=0.002186 ! Fit after self-cal, rms=0.295594Jy sigma=0.002154 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=2.218 mas, bpa=-1.758 degrees ! Estimated noise=535.833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0252505 Jy ! Component: 100 - total flux cleaned = 0.0308122 Jy ! Component: 150 - total flux cleaned = 0.0355403 Jy ! Component: 200 - total flux cleaned = 0.0355339 Jy ! Total flux subtracted in 200 components = 0.0355339 Jy ! Clean residual min=-0.038003 max=0.051234 Jy/beam ! Clean residual mean=-0.000690 rms=0.010687 Jy/beam ! Combined flux in latest and established models = 11.1829 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 77 components and 11.1829 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282119Jy sigma=0.002053 ! Fit after self-cal, rms=0.280053Jy sigma=0.002037 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 = 0.00546159 Jy ! Component: 100 - total flux cleaned = 0.0106436 Jy ! Component: 150 - total flux cleaned = 0.00973233 Jy ! Component: 200 - total flux cleaned = 0.00887326 Jy ! Total flux subtracted in 200 components = 0.00887326 Jy ! Clean residual min=-0.035701 max=0.046140 Jy/beam ! Clean residual mean=-0.000789 rms=0.009814 Jy/beam ! Combined flux in latest and established models = 11.1917 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 84 components and 11.1917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272722Jy sigma=0.001982 ! Fit after self-cal, rms=0.271537Jy sigma=0.001974 ! 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. ! ! Fit before self-cal, rms=0.271537Jy sigma=0.001974 ! Fit after self-cal, rms=0.268764Jy sigma=0.001961 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.543 mas, bmaj=3.75 mas, bpa=7.307 degrees ! Estimated noise=657.849 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154546 Jy ! Component: 100 - total flux cleaned = 0.0178987 Jy ! Component: 150 - total flux cleaned = 0.0192116 Jy ! Component: 200 - total flux cleaned = 0.0187422 Jy ! Total flux subtracted in 200 components = 0.0187422 Jy ! Clean residual min=-0.023006 max=0.043577 Jy/beam ! Clean residual mean=-0.000921 rms=0.010304 Jy/beam ! Combined flux in latest and established models = 11.2105 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 100 components and 11.2105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264360Jy sigma=0.001936 ! Fit after self-cal, rms=0.262585Jy sigma=0.001924 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 = 0.00225591 Jy ! Component: 100 - total flux cleaned = 0.00276024 Jy ! Component: 150 - total flux cleaned = 0.00224828 Jy ! Component: 200 - total flux cleaned = 0.00186415 Jy ! Total flux subtracted in 200 components = 0.00186415 Jy ! Clean residual min=-0.021216 max=0.043099 Jy/beam ! Clean residual mean=-0.000946 rms=0.009747 Jy/beam ! Combined flux in latest and established models = 11.2124 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 110 components and 11.2124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260472Jy sigma=0.001913 ! Fit after self-cal, rms=0.259542Jy sigma=0.001907 ! Inverting map ! Added new window around map position (-8.8, -12.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0431753 Jy ! Component: 100 - total flux cleaned = 0.068459 Jy ! Component: 150 - total flux cleaned = 0.0802368 Jy ! Component: 200 - total flux cleaned = 0.0856873 Jy ! Total flux subtracted in 200 components = 0.0856873 Jy ! Clean residual min=-0.015019 max=0.019793 Jy/beam ! Clean residual mean=-0.000444 rms=0.005713 Jy/beam ! Combined flux in latest and established models = 11.298 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 124 components and 11.298 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254200Jy sigma=0.001866 ! Fit after self-cal, rms=0.253644Jy sigma=0.001863 ! 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=1.002 mas, bmaj=2.217 mas, bpa=-1.756 degrees ! Estimated noise=535.62 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.002 x 2.217 at -1.756 degrees (North through East) ! Clean map min=-0.032131 max=7.6928 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253644Jy sigma=0.001863 ! Fit after self-cal, rms=0.235194Jy sigma=0.001717 ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=2.218 mas, bpa=-1.711 degrees ! Estimated noise=535.913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0258644 Jy ! Component: 100 - total flux cleaned = 0.0314161 Jy ! Component: 150 - total flux cleaned = 0.0321053 Jy ! Component: 200 - total flux cleaned = 0.0333891 Jy ! Total flux subtracted in 200 components = 0.0333891 Jy ! Clean residual min=-0.024332 max=0.029492 Jy/beam ! Clean residual mean=-0.000353 rms=0.006132 Jy/beam ! Combined flux in latest and established models = 11.3314 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 150 components and 11.3314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230332Jy sigma=0.001677 ! Fit after self-cal, rms=0.230097Jy sigma=0.001675 ! Inverting map ! Added new window around map position (-5, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00932081 Jy ! Component: 100 - total flux cleaned = 0.00763654 Jy ! Component: 150 - total flux cleaned = 0.00906508 Jy ! Component: 200 - total flux cleaned = 0.0121842 Jy ! Total flux subtracted in 200 components = 0.0121842 Jy ! Clean residual min=-0.022508 max=0.027902 Jy/beam ! Clean residual mean=-0.000478 rms=0.005052 Jy/beam ! Combined flux in latest and established models = 11.3436 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 164 components and 11.3436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223720Jy sigma=0.001623 ! Fit after self-cal, rms=0.223444Jy sigma=0.001621 ! Inverting map ! Added new window around map position (4.8, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011603 Jy ! Component: 100 - total flux cleaned = 0.0116267 Jy ! Component: 150 - total flux cleaned = 0.0116201 Jy ! Component: 200 - total flux cleaned = 0.0127201 Jy ! Total flux subtracted in 200 components = 0.0127201 Jy ! Clean residual min=-0.019916 max=0.017511 Jy/beam ! Clean residual mean=-0.000593 rms=0.004345 Jy/beam ! Combined flux in latest and established models = 11.3563 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 173 components and 11.3563 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219517Jy sigma=0.001587 ! Fit after self-cal, rms=0.219523Jy sigma=0.001587 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219523Jy sigma=0.001587 ! Fit after self-cal, rms=0.219046Jy sigma=0.001583 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=0.7825 mas, bmaj=1.832 mas, bpa=-2.091 degrees ! Estimated noise=824.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.99702 Jy ! Component: 100 - total flux cleaned = 8.16406 Jy ! Component: 150 - total flux cleaned = 9.30983 Jy ! Component: 200 - total flux cleaned = 9.9872 Jy ! Total flux subtracted in 200 components = 9.9872 Jy ! Clean residual min=-0.170597 max=0.345750 Jy/beam ! Clean residual mean=0.004305 rms=0.055899 Jy/beam ! Combined flux in latest and established models = 9.9872 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 13 model components to the UV plane model. ! The established model now contains 13 components and 9.9872 Jy ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=2.218 mas, bpa=-1.727 degrees ! Estimated noise=535.97 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 = 0.57051 Jy ! Component: 100 - total flux cleaned = 0.882537 Jy ! Component: 150 - total flux cleaned = 1.05902 Jy ! Component: 200 - total flux cleaned = 1.16136 Jy ! Total flux subtracted in 200 components = 1.16136 Jy ! Clean residual min=-0.039528 max=0.056224 Jy/beam ! Clean residual mean=0.000895 rms=0.015077 Jy/beam ! Combined flux in latest and established models = 11.1486 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 35 components and 11.1486 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=2.542 mas, bmaj=3.749 mas, bpa=7.297 degrees ! Estimated noise=657.884 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0818514 Jy ! Component: 100 - total flux cleaned = 0.131915 Jy ! Component: 150 - total flux cleaned = 0.169687 Jy ! Component: 200 - total flux cleaned = 0.192774 Jy ! Total flux subtracted in 200 components = 0.192774 Jy ! Clean residual min=-0.028873 max=0.022698 Jy/beam ! Clean residual mean=-0.000529 rms=0.008546 Jy/beam ! Combined flux in latest and established models = 11.3413 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 = 0.0123315 Jy ! Component: 100 - total flux cleaned = 0.0222173 Jy ! Component: 150 - total flux cleaned = 0.0303297 Jy ! Component: 200 - total flux cleaned = 0.0355543 Jy ! Total flux subtracted in 200 components = 0.0355543 Jy ! Clean residual min=-0.024627 max=0.016207 Jy/beam ! Clean residual mean=-0.000782 rms=0.006511 Jy/beam ! Combined flux in latest and established models = 11.3769 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 93 components and 11.3769 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=2.218 mas, bpa=-1.727 degrees ! Estimated noise=535.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0048425 Jy ! Component: 100 - total flux cleaned = 0.0049452 Jy ! Component: 150 - total flux cleaned = 0.00792298 Jy ! Component: 200 - total flux cleaned = 0.00932658 Jy ! Total flux subtracted in 200 components = 0.00932658 Jy ! Clean residual min=-0.027165 max=0.031310 Jy/beam ! Clean residual mean=-0.000597 rms=0.007526 Jy/beam ! Combined flux in latest and established models = 11.3862 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 108 components and 11.3862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239158Jy sigma=0.001751 ! Fit after self-cal, rms=0.234002Jy sigma=0.001706 wmodel J1256-0547_X_1997_01_11_pus_map.mod ! Writing 108 model components to file: J1256-0547_X_1997_01_11_pus_map.mod wobs J1256-0547_X_1997_01_11_pus_uvs.fits ! Writing UV FITS file: J1256-0547_X_1997_01_11_pus_uvs.fits wwins J1256-0547_X_1997_01_11_pus_map.win ! wwins: Wrote 6 windows to J1256-0547_X_1997_01_11_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=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215674 Jy ! Component: 100 - total flux cleaned = 0.00086963 Jy ! Component: 150 - total flux cleaned = -0.00119895 Jy ! Component: 200 - total flux cleaned = -0.00355189 Jy ! Component: 250 - total flux cleaned = -0.00616815 Jy ! Component: 300 - total flux cleaned = -0.00830751 Jy ! Component: 350 - total flux cleaned = -0.0100141 Jy ! Component: 400 - total flux cleaned = -0.0119753 Jy ! Component: 450 - total flux cleaned = -0.0129241 Jy ! Component: 500 - total flux cleaned = -0.0138475 Jy ! Component: 550 - total flux cleaned = -0.0144412 Jy ! Component: 600 - total flux cleaned = -0.0155876 Jy ! Component: 650 - total flux cleaned = -0.0164234 Jy ! Component: 700 - total flux cleaned = -0.0166967 Jy ! Component: 750 - total flux cleaned = -0.0169629 Jy ! Component: 800 - total flux cleaned = -0.0177464 Jy ! Component: 850 - total flux cleaned = -0.018764 Jy ! Component: 900 - total flux cleaned = -0.0197605 Jy ! Component: 950 - total flux cleaned = -0.0209815 Jy ! Component: 1000 - total flux cleaned = -0.0221798 Jy ! Total flux subtracted in 1024 components = -0.022179 Jy ! Clean residual min=-0.012801 max=0.013979 Jy/beam ! Clean residual mean=-0.000177 rms=0.004611 Jy/beam ! Combined flux in latest and established models = 11.364 Jy keep ! Adding 59 model components to the UV plane model. ! The established model now contains 159 components and 11.364 Jy wmap "J1256-0547_X_1997_01_11_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.003 x 2.218 at -1.727 degrees (North through East) ! Clean map min=-0.04287 max=7.6588 Jy/beam ! Writing clean map to FITS file: J1256-0547_X_1997_01_11_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 7.65881 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00461897 device "J1256-0547_X_1997_01_11_pus\_map.eps/VPS" ! Attempting to open device: 'J1256-0547_X_1997_01_11_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.180928 0.180928 0.361855 0.72371 1.44742 2.89484 5.78968 11.5794 23.1587 46.3175 92.6349 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0138 print "peak=",int(1000*peak_flux)/1000 ! peak= 7.658 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.003 x 2.218 at -1.727 degrees (North through East) ! Clean map min=-0.04287 max=7.6588 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1256-0547_X_1997_01_11_pus\_map.gif/vgif" ! Attempting to open device: 'J1256-0547_X_1997_01_11_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1256-0547_X_1997_01_11_pus_uvs.log closed on Tue Feb 14 13:13:18 2006