! Started logfile: J2158-1501_S_1997_01_11_pus_uvs.log on Sun Feb 5 19:56:21 2006 obs J2158-1501_S_1997_01_11_pus_uve.fits ! Reading UV FITS file: J2158-1501_S_1997_01_11_pus_uve.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.79085 visibilities/baseline/integration-bin. ! Found source: J2158-1501 ! ! 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 2.22049e+09 4e+06 1 4e+06 ! 02 2 2.23236e+09 4e+06 1 4e+06 ! 03 3 2.29236e+09 4e+06 1 4e+06 ! 04 4 2.32236e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 610 lines of history. ! ! Reading 2420 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 = 512 float field_cell field_cell = 0.5 float taper_size taper_size = 20. 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 0.500x0.500 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 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.213960Jy sigma=12.637914 ! Fit after self-cal, rms=1.206770Jy sigma=12.528558 ! 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=2.967 mas, bmaj=8.406 mas, bpa=-6.808 degrees ! Estimated noise=2.1264 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 = 1.53681 Jy ! Component: 100 - total flux cleaned = 2.01057 Jy ! Total flux subtracted in 100 components = 2.01057 Jy ! Clean residual min=-0.076979 max=0.190792 Jy/beam ! Clean residual mean=0.000558 rms=0.023523 Jy/beam ! Combined flux in latest and established models = 2.01057 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 2.01057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.447644Jy sigma=4.295287 ! Fit after self-cal, rms=0.447469Jy sigma=4.293255 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.19067 Jy ! Component: 100 - total flux cleaned = 0.248567 Jy ! Total flux subtracted in 100 components = 0.248567 Jy ! Clean residual min=-0.062613 max=0.064932 Jy/beam ! Clean residual mean=-0.000274 rms=0.016989 Jy/beam ! Combined flux in latest and established models = 2.25914 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 2.25914 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.354954Jy sigma=3.467763 ! Fit after self-cal, rms=0.354955Jy sigma=3.466978 ! 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=3.638 mas, bmaj=9.759 mas, bpa=-4.885 degrees ! Estimated noise=1.48625 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 = -0.0199921 Jy ! Component: 100 - total flux cleaned = -0.0217795 Jy ! Component: 150 - total flux cleaned = -0.0232629 Jy ! Component: 200 - total flux cleaned = -0.0255734 Jy ! Total flux subtracted in 200 components = -0.0255734 Jy ! Clean residual min=-0.056449 max=0.047937 Jy/beam ! Clean residual mean=-0.000496 rms=0.014034 Jy/beam ! Combined flux in latest and established models = 2.23356 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 2.23356 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.337414Jy sigma=3.340698 ! Fit after self-cal, rms=0.337350Jy sigma=3.340034 ! 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 0.93 FD 1.03 HN 1.10 KP 0.87 ! LA 0.99 MK 0.94 NL 0.79 OV 1.06 ! PT 1.08 SC 0.82 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.10 HN 1.23 KP 0.98 ! LA 1.08 MK 0.96 NL 0.85 OV 1.01 ! PT 1.06 SC 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 1.07 KP 0.90 ! LA 0.81 MK 0.87 NL 0.91 OV 0.92 ! PT 1.27 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.07 HN 1.19 KP 0.97 ! LA 0.91 MK 0.98 NL 0.96 OV 1.03 ! PT 1.16 SC 1.02 ! ! ! Fit before self-cal, rms=0.337350Jy sigma=3.340034 ! Fit after self-cal, rms=0.142737Jy sigma=1.317601 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.6 mas, bmaj=9.576 mas, bpa=-4.611 degrees ! Estimated noise=1.47088 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 = 0.00467688 Jy ! Component: 100 - total flux cleaned = 0.00470265 Jy ! Component: 150 - total flux cleaned = 0.00384578 Jy ! Component: 200 - total flux cleaned = 0.0030843 Jy ! Total flux subtracted in 200 components = 0.0030843 Jy ! Clean residual min=-0.013034 max=0.016302 Jy/beam ! Clean residual mean=0.001238 rms=0.004215 Jy/beam ! Combined flux in latest and established models = 2.23665 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 30 components and 2.23665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139691Jy sigma=1.274754 ! Fit after self-cal, rms=0.139601Jy sigma=1.273439 ! 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=0.139601Jy sigma=1.273439 ! Fit after self-cal, rms=0.125757Jy sigma=1.088814 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.608 mas, bmaj=9.586 mas, bpa=-4.45 degrees ! Estimated noise=1.47285 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134042 Jy ! Component: 100 - total flux cleaned = 0.00208895 Jy ! Component: 150 - total flux cleaned = 0.00189848 Jy ! Component: 200 - total flux cleaned = 0.00173126 Jy ! Total flux subtracted in 200 components = 0.00173126 Jy ! Clean residual min=-0.010973 max=0.011856 Jy/beam ! Clean residual mean=0.000171 rms=0.002710 Jy/beam ! Combined flux in latest and established models = 2.23838 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 2.23838 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124975Jy sigma=1.078270 ! Fit after self-cal, rms=0.124880Jy sigma=1.077481 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 (-8.5, -45.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00754638 Jy ! Component: 100 - total flux cleaned = 0.00711028 Jy ! Component: 150 - total flux cleaned = 0.00628102 Jy ! Component: 200 - total flux cleaned = 0.00572017 Jy ! Total flux subtracted in 200 components = 0.00572017 Jy ! Clean residual min=-0.009850 max=0.009371 Jy/beam ! Clean residual mean=0.000131 rms=0.002429 Jy/beam ! Combined flux in latest and established models = 2.2441 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 58 components and 2.2441 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123730Jy sigma=1.065310 ! Fit after self-cal, rms=0.123612Jy sigma=1.064852 ! 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=0.123612Jy sigma=1.064852 ! Fit after self-cal, rms=0.123459Jy sigma=1.062105 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.606 mas, bmaj=9.575 mas, bpa=-4.428 degrees ! Estimated noise=1.47251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000638015 Jy ! Component: 100 - total flux cleaned = 0.000477916 Jy ! Component: 150 - total flux cleaned = 0.000154418 Jy ! Component: 200 - total flux cleaned = -0.000288745 Jy ! Total flux subtracted in 200 components = -0.000288745 Jy ! Clean residual min=-0.008859 max=0.009047 Jy/beam ! Clean residual mean=0.000127 rms=0.002293 Jy/beam ! Combined flux in latest and established models = 2.24381 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 2.24381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122982Jy sigma=1.056157 ! Fit after self-cal, rms=0.122924Jy sigma=1.055760 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 = -0.000407797 Jy ! Component: 100 - total flux cleaned = -0.000678736 Jy ! Component: 150 - total flux cleaned = -0.00117306 Jy ! Component: 200 - total flux cleaned = -0.00128403 Jy ! Total flux subtracted in 200 components = -0.00128403 Jy ! Clean residual min=-0.008738 max=0.008997 Jy/beam ! Clean residual mean=0.000131 rms=0.002238 Jy/beam ! Combined flux in latest and established models = 2.24253 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 74 components and 2.24253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122670Jy sigma=1.052791 ! Fit after self-cal, rms=0.122647Jy sigma=1.052631 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.122647Jy sigma=1.052631 ! Fit after self-cal, rms=0.122555Jy sigma=1.051445 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.492 mas, bmaj=15.32 mas, bpa=2.767 degrees ! Estimated noise=1.73875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238146 Jy ! Component: 100 - total flux cleaned = 0.00291423 Jy ! Component: 150 - total flux cleaned = 0.00313404 Jy ! Component: 200 - total flux cleaned = 0.00333295 Jy ! Total flux subtracted in 200 components = 0.00333295 Jy ! Clean residual min=-0.007314 max=0.007617 Jy/beam ! Clean residual mean=0.000175 rms=0.002574 Jy/beam ! Combined flux in latest and established models = 2.24586 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 84 components and 2.24586 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122549Jy sigma=1.050040 ! Fit after self-cal, rms=0.122483Jy sigma=1.049769 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 = -0.000375152 Jy ! Component: 100 - total flux cleaned = -4.37344e-05 Jy ! Component: 150 - total flux cleaned = 2.96559e-05 Jy ! Component: 200 - total flux cleaned = 9.71379e-05 Jy ! Total flux subtracted in 200 components = 9.71379e-05 Jy ! Clean residual min=-0.007249 max=0.007595 Jy/beam ! Clean residual mean=0.000161 rms=0.002524 Jy/beam ! Combined flux in latest and established models = 2.24596 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 89 components and 2.24596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122519Jy sigma=1.049491 ! Fit after self-cal, rms=0.122468Jy sigma=1.049324 ! 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=3.607 mas, bmaj=9.569 mas, bpa=-4.397 degrees ! Estimated noise=1.47232 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.607 x 9.569 at -4.397 degrees (North through East) ! Clean map min=-0.0077243 max=1.9973 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=0.122468Jy sigma=1.049324 ! Fit after self-cal, rms=0.107513Jy sigma=0.877841 ! Inverting map and beam ! Estimated beam: bmin=3.607 mas, bmaj=9.56 mas, bpa=-4.324 degrees ! Estimated noise=1.47414 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149569 Jy ! Component: 100 - total flux cleaned = 0.00195936 Jy ! Component: 150 - total flux cleaned = 0.00185146 Jy ! Component: 200 - total flux cleaned = 0.00185135 Jy ! Total flux subtracted in 200 components = 0.00185135 Jy ! Clean residual min=-0.008163 max=0.008540 Jy/beam ! Clean residual mean=0.000096 rms=0.002040 Jy/beam ! Combined flux in latest and established models = 2.24781 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 100 components and 2.24781 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107185Jy sigma=0.873630 ! Fit after self-cal, rms=0.107142Jy sigma=0.873333 ! Inverting map ! Added new window around map position (-18.5, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00471244 Jy ! Component: 100 - total flux cleaned = 0.0049019 Jy ! Component: 150 - total flux cleaned = 0.0046015 Jy ! Component: 200 - total flux cleaned = 0.00459868 Jy ! Total flux subtracted in 200 components = 0.00459868 Jy ! Clean residual min=-0.007403 max=0.006706 Jy/beam ! Clean residual mean=0.000069 rms=0.001896 Jy/beam ! Combined flux in latest and established models = 2.25241 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 118 components and 2.25241 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106400Jy sigma=0.864854 ! Fit after self-cal, rms=0.106368Jy sigma=0.864304 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106368Jy sigma=0.864304 ! Fit after self-cal, rms=0.106328Jy sigma=0.862749 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=2.953 mas, bmaj=8.248 mas, bpa=-6.262 degrees ! Estimated noise=2.09562 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.51421 Jy ! Component: 100 - total flux cleaned = 1.97988 Jy ! Component: 150 - total flux cleaned = 2.1651 Jy ! Component: 200 - total flux cleaned = 2.23946 Jy ! Total flux subtracted in 200 components = 2.23946 Jy ! Clean residual min=-0.030495 max=0.030351 Jy/beam ! Clean residual mean=0.000123 rms=0.005330 Jy/beam ! Combined flux in latest and established models = 2.23946 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 9 model components to the UV plane model. ! The established model now contains 9 components and 2.23946 Jy ! Inverting map and beam ! Estimated beam: bmin=3.607 mas, bmaj=9.554 mas, bpa=-4.299 degrees ! Estimated noise=1.47467 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 = 0.00607791 Jy ! Component: 100 - total flux cleaned = 0.00429426 Jy ! Component: 150 - total flux cleaned = 0.00356151 Jy ! Component: 200 - total flux cleaned = 0.00581942 Jy ! Total flux subtracted in 200 components = 0.00581942 Jy ! Clean residual min=-0.010781 max=0.012281 Jy/beam ! Clean residual mean=0.000160 rms=0.002743 Jy/beam ! Combined flux in latest and established models = 2.24528 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 2.24528 Jy ! Inverting map ! Added new window around map position (3, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00237412 Jy ! Component: 100 - total flux cleaned = 0.00511448 Jy ! Component: 150 - total flux cleaned = 0.00593342 Jy ! Component: 200 - total flux cleaned = 0.00667543 Jy ! Total flux subtracted in 200 components = 0.00667543 Jy ! Clean residual min=-0.007304 max=0.008717 Jy/beam ! Clean residual mean=0.000130 rms=0.002263 Jy/beam ! Combined flux in latest and established models = 2.25195 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 37 components and 2.25195 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.496 mas, bmaj=15.31 mas, bpa=2.896 degrees ! Estimated noise=1.74127 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383149 Jy ! Component: 100 - total flux cleaned = 0.00460011 Jy ! Component: 150 - total flux cleaned = 0.00518339 Jy ! Component: 200 - total flux cleaned = 0.00555815 Jy ! Total flux subtracted in 200 components = 0.00555815 Jy ! Clean residual min=-0.005304 max=0.007076 Jy/beam ! Clean residual mean=0.000143 rms=0.002322 Jy/beam ! Combined flux in latest and established models = 2.25751 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 = -0.000112483 Jy ! Component: 100 - total flux cleaned = -8.31926e-06 Jy ! Component: 150 - total flux cleaned = -1.11116e-05 Jy ! Component: 200 - total flux cleaned = -1.04791e-05 Jy ! Total flux subtracted in 200 components = -1.04791e-05 Jy ! Clean residual min=-0.005173 max=0.006997 Jy/beam ! Clean residual mean=0.000134 rms=0.002249 Jy/beam ! Combined flux in latest and established models = 2.2575 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 69 components and 2.2575 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.607 mas, bmaj=9.554 mas, bpa=-4.299 degrees ! Estimated noise=1.47467 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000316371 Jy ! Component: 100 - total flux cleaned = 0.000610756 Jy ! Component: 150 - total flux cleaned = 0.00013485 Jy ! Component: 200 - total flux cleaned = -0.00030273 Jy ! Total flux subtracted in 200 components = -0.00030273 Jy ! Clean residual min=-0.006650 max=0.008094 Jy/beam ! Clean residual mean=0.000074 rms=0.001943 Jy/beam ! Combined flux in latest and established models = 2.2572 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 87 components and 2.2572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107484Jy sigma=0.874028 ! Fit after self-cal, rms=0.107487Jy sigma=0.871926 wmodel J2158-1501_S_1997_01_11_pus_map.mod ! Writing 87 model components to file: J2158-1501_S_1997_01_11_pus_map.mod wobs J2158-1501_S_1997_01_11_pus_uvs.fits ! Writing UV FITS file: J2158-1501_S_1997_01_11_pus_uvs.fits wwins J2158-1501_S_1997_01_11_pus_map.win ! wwins: Wrote 4 windows to J2158-1501_S_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=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00275812 Jy ! Component: 100 - total flux cleaned = 0.00311737 Jy ! Component: 150 - total flux cleaned = 0.0033425 Jy ! Component: 200 - total flux cleaned = 0.00355663 Jy ! Component: 250 - total flux cleaned = 0.0039611 Jy ! Component: 300 - total flux cleaned = 0.00434658 Jy ! Component: 350 - total flux cleaned = 0.0047188 Jy ! Component: 400 - total flux cleaned = 0.00525983 Jy ! Component: 450 - total flux cleaned = 0.00561062 Jy ! Component: 500 - total flux cleaned = 0.00594976 Jy ! Component: 550 - total flux cleaned = 0.00586658 Jy ! Component: 600 - total flux cleaned = 0.00611154 Jy ! Component: 650 - total flux cleaned = 0.00619031 Jy ! Component: 700 - total flux cleaned = 0.00626869 Jy ! Component: 750 - total flux cleaned = 0.00649934 Jy ! Component: 800 - total flux cleaned = 0.00664938 Jy ! Component: 850 - total flux cleaned = 0.00694312 Jy ! Component: 900 - total flux cleaned = 0.00694394 Jy ! Component: 950 - total flux cleaned = 0.00694469 Jy ! Component: 1000 - total flux cleaned = 0.00687501 Jy ! Component: 1050 - total flux cleaned = 0.00666713 Jy ! Component: 1100 - total flux cleaned = 0.0062604 Jy ! Component: 1150 - total flux cleaned = 0.00612662 Jy ! Component: 1200 - total flux cleaned = 0.00572999 Jy ! Component: 1250 - total flux cleaned = 0.00553388 Jy ! Component: 1300 - total flux cleaned = 0.00534097 Jy ! Component: 1350 - total flux cleaned = 0.00483337 Jy ! Component: 1400 - total flux cleaned = 0.00477105 Jy ! Component: 1450 - total flux cleaned = 0.00458564 Jy ! Component: 1500 - total flux cleaned = 0.00427973 Jy ! Component: 1550 - total flux cleaned = 0.00403948 Jy ! Component: 1600 - total flux cleaned = 0.00380176 Jy ! Component: 1650 - total flux cleaned = 0.0036833 Jy ! Component: 1700 - total flux cleaned = 0.00333501 Jy ! Component: 1750 - total flux cleaned = 0.00321976 Jy ! Component: 1800 - total flux cleaned = 0.00304937 Jy ! Component: 1850 - total flux cleaned = 0.00299322 Jy ! Component: 1900 - total flux cleaned = 0.00277047 Jy ! Component: 1950 - total flux cleaned = 0.00265975 Jy ! Component: 2000 - total flux cleaned = 0.00255107 Jy ! Total flux subtracted in 2048 components = 0.00233596 Jy ! Clean residual min=-0.002897 max=0.003389 Jy/beam ! Clean residual mean=0.000008 rms=0.001104 Jy/beam ! Combined flux in latest and established models = 2.25953 Jy keep ! Adding 136 model components to the UV plane model. ! The established model now contains 215 components and 2.25953 Jy wmap "J2158-1501_S_1997_01_11_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.607 x 9.554 at -4.299 degrees (North through East) ! Clean map min=-0.0078368 max=1.9933 Jy/beam ! Writing clean map to FITS file: J2158-1501_S_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 1.99331 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00109859 device "J2158-1501_S_1997_01_11_pus\_map.eps/VPS" ! Attempting to open device: 'J2158-1501_S_1997_01_11_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.165342 0.165342 0.330684 0.661369 1.32274 2.64548 5.29095 10.5819 21.1638 42.3276 84.6552 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.993 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.607 x 9.554 at -4.299 degrees (North through East) ! Clean map min=-0.0078368 max=1.9933 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2158-1501_S_1997_01_11_pus\_map.gif/vgif" ! Attempting to open device: 'J2158-1501_S_1997_01_11_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2158-1501_S_1997_01_11_pus_uvs.log closed on Sun Feb 5 19:57:00 2006