! Started logfile: J1939-1002_X_1997_05_07_yyk_uvs.log on Mon Jan 8 09:46:22 2007 obs J1939-1002_X_1997_05_07_yyk_uva.fits ! Reading UV FITS file: J1939-1002_X_1997_05_07_yyk_uva.fits ! AN table 1: 146 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.727549 visibilities/baseline/integration-bin. ! Found source: J1939-1002 ! ! 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 8.15447e+09 8e+06 1 8e+06 ! 02 2 8.23447e+09 8e+06 1 8e+06 ! 03 3 8.41447e+09 8e+06 1 8e+06 ! 04 4 8.55447e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 613 lines of history. ! ! Reading 19120 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 ![@muppet J1939-1002_X_1997_05_07_yyk] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 10 float amp_soltime2 amp_soltime2 = 1 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.10 float win_mult win_mult = 1.8 float time_av time_av = 30 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. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.451298 Jy 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=0.7423 mas, bmaj=1.862 mas, bpa=0.2403 degrees ! Estimated noise=1675.91 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.263736 Jy ! Component: 100 - total flux cleaned = 0.35531 Jy ! Total flux subtracted in 100 components = 0.35531 Jy ! Clean residual min=-0.026762 max=0.034654 Jy/beam ! Clean residual mean=0.000180 rms=0.008062 Jy/beam ! Combined flux in latest and established models = 0.35531 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 29 components and 0.35531 Jy ! ! Correcting IF 1. ! A total of 215 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 215 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 519 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 215 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.271729Jy sigma=0.001797 ! Fit after self-cal, rms=0.242522Jy sigma=0.001591 ! Inverting map and beam ! Estimated beam: bmin=0.7423 mas, bmaj=1.862 mas, bpa=0.2404 degrees ! Estimated noise=1675.96 mJy/beam. ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0639189 Jy ! Component: 100 - total flux cleaned = 0.0961552 Jy ! Total flux subtracted in 100 components = 0.0961552 Jy ! Clean residual min=-0.019054 max=0.022095 Jy/beam ! Clean residual mean=0.000188 rms=0.004820 Jy/beam ! Combined flux in latest and established models = 0.451465 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 46 components and 0.451465 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222702Jy sigma=0.001411 ! Fit after self-cal, rms=0.222688Jy sigma=0.001411 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.961 mas, bmaj=2.45 mas, bpa=-3.477 degrees ! Estimated noise=756.256 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.041045 Jy ! Component: 100 - total flux cleaned = 0.0562279 Jy ! Component: 150 - total flux cleaned = 0.063028 Jy ! Component: 200 - total flux cleaned = 0.0645702 Jy ! Total flux subtracted in 200 components = 0.0645702 Jy ! Clean residual min=-0.010638 max=0.024347 Jy/beam ! Clean residual mean=0.000127 rms=0.003503 Jy/beam ! Combined flux in latest and established models = 0.516035 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 52 components and 0.516035 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219768Jy sigma=0.001373 ! Fit after self-cal, rms=0.219739Jy sigma=0.001373 ! Inverting map ! Added new window around map position (1.4, 5.2). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.02529 Jy ! Component: 100 - total flux cleaned = 0.0283668 Jy ! Component: 150 - total flux cleaned = 0.0286655 Jy ! Component: 200 - total flux cleaned = 0.0284587 Jy ! Total flux subtracted in 200 components = 0.0284587 Jy ! Clean residual min=-0.008015 max=0.012288 Jy/beam ! Clean residual mean=0.000025 rms=0.002257 Jy/beam ! Combined flux in latest and established models = 0.544494 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 0.544494 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217725Jy sigma=0.001357 ! Fit after self-cal, rms=0.217518Jy sigma=0.001355 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.961 x 2.45 at -3.477 degrees (North through East) ! Clean map min=-0.0067176 max=0.35951 Jy/beam if(peak(flux) < thresh*2) selflims ampcor_selflim end if gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.914039 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.99 KP 1.02 ! LA 1.03 MK 1.00 NL 1.04 OV 0.97 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.929518 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.85 KP 1.03 ! LA 1.00 MK 0.95 NL 1.05 OV 1.01 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00424 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 HN 1.00* KP 1.02 ! LA 1.01 MK 0.95 NL 1.00 OV 0.98 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.91798 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.87 KP 1.00 ! LA 1.04 MK 0.97 NL 1.07 OV 0.98 ! PT 0.98 SC 0.97 ! ! ! Fit before self-cal, rms=0.217518Jy sigma=0.001355 ! Fit after self-cal, rms=0.214913Jy sigma=0.001421 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214913Jy sigma=0.001421 ! Fit after self-cal, rms=0.214954Jy sigma=0.001421 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9497 mas, bmaj=2.431 mas, bpa=-3.767 degrees ! Estimated noise=656.42 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.0465589 Jy ! Component: 100 - total flux cleaned = -0.0601652 Jy ! Component: 150 - total flux cleaned = -0.0661597 Jy ! Component: 200 - total flux cleaned = -0.0683368 Jy ! Total flux subtracted in 200 components = -0.0683368 Jy ! Clean residual min=-0.004826 max=0.005959 Jy/beam ! Clean residual mean=-0.000081 rms=0.001351 Jy/beam ! Combined flux in latest and established models = 0.476157 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 42 model components to the UV plane model. ! The established model now contains 98 components and 0.476157 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208817Jy sigma=0.001354 ! Fit after self-cal, rms=0.208798Jy sigma=0.001353 ! Inverting map print "************** FINISHED AMPLITUDE GSCALE SELF-CAL **************" ! ************** FINISHED AMPLITUDE GSCALE SELF-CAL ************** ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208798Jy sigma=0.001353 ! Fit after self-cal, rms=0.198396Jy sigma=0.001272 dynam = dynam - 0.5 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00102997 Jy ! Component: 100 - total flux cleaned = -0.00220189 Jy ! Component: 150 - total flux cleaned = -0.00253035 Jy ! Component: 200 - total flux cleaned = -0.0033418 Jy ! Total flux subtracted in 200 components = -0.0033418 Jy ! Clean residual min=-0.004882 max=0.005846 Jy/beam ! Clean residual mean=-0.000065 rms=0.001440 Jy/beam ! Combined flux in latest and established models = 0.472816 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 105 components and 0.472816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197689Jy sigma=0.001263 ! Fit after self-cal, rms=0.195508Jy sigma=0.001249 ! Inverting map print "*** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime ***" ! *** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime *** ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9497 x 2.431 at -3.767 degrees (North through East) ! Clean map min=-0.0053345 max=0.32097 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true, amp_soltime2 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "************** FINISHED AMPLITUDE SELF-CAL **************" end if ! Performing amp+phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195508Jy sigma=0.001249 ! Fit after self-cal, rms=0.568510Jy sigma=0.001223 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.568510Jy sigma=0.001223 ! Fit after self-cal, rms=0.568718Jy sigma=0.001219 ! Inverting map and beam ! Estimated beam: bmin=0.9067 mas, bmaj=2.308 mas, bpa=-0.8251 degrees ! Estimated noise=640.605 mJy/beam. ! Added new window around map position (10.6, 21.4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00691193 Jy ! Component: 100 - total flux cleaned = 0.00846092 Jy ! Component: 150 - total flux cleaned = 0.00816117 Jy ! Component: 200 - total flux cleaned = 0.0079857 Jy ! Total flux subtracted in 200 components = 0.0079857 Jy ! Clean residual min=-0.003273 max=0.004363 Jy/beam ! Clean residual mean=0.000008 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.480801 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 122 components and 0.480801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.568638Jy sigma=0.001217 ! Fit after self-cal, rms=0.568413Jy sigma=0.001216 ! Inverting map ! Added new window around map position (-4.8, -6.2). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00258177 Jy ! Component: 100 - total flux cleaned = 0.00310721 Jy ! Component: 150 - total flux cleaned = 0.0033815 Jy ! Component: 200 - total flux cleaned = 0.00337724 Jy ! Total flux subtracted in 200 components = 0.00337724 Jy ! Clean residual min=-0.002826 max=0.002967 Jy/beam ! Clean residual mean=-0.000003 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 0.484178 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 141 components and 0.484178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.568372Jy sigma=0.001215 ! Fit after self-cal, rms=0.568221Jy sigma=0.001214 ! Inverting map ! Performing amp+phase self-cal over 1 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.568221Jy sigma=0.001214 ! Fit after self-cal, rms=0.637827Jy sigma=0.001210 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.637827Jy sigma=0.001210 ! Fit after self-cal, rms=0.637694Jy sigma=0.001210 ! Inverting map and beam ! Estimated beam: bmin=0.905 mas, bmaj=2.304 mas, bpa=-0.7435 degrees ! Estimated noise=639.572 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114967 Jy ! Component: 100 - total flux cleaned = 0.00122656 Jy ! Component: 150 - total flux cleaned = 0.00115798 Jy ! Component: 200 - total flux cleaned = 0.00084336 Jy ! Total flux subtracted in 200 components = 0.00084336 Jy ! Clean residual min=-0.002603 max=0.002972 Jy/beam ! Clean residual mean=-0.000002 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.485022 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 33 model components to the UV plane model. ! The established model now contains 148 components and 0.485022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.637674Jy sigma=0.001209 ! Fit after self-cal, rms=0.637575Jy sigma=0.001209 ! Inverting map ! Added new window around map position (-7.2, 18.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155114 Jy ! Component: 100 - total flux cleaned = 0.00210147 Jy ! Component: 150 - total flux cleaned = 0.00223992 Jy ! Component: 200 - total flux cleaned = 0.00243513 Jy ! Total flux subtracted in 200 components = 0.00243513 Jy ! Clean residual min=-0.002491 max=0.002394 Jy/beam ! Clean residual mean=-0.000008 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.487457 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 168 components and 0.487457 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.637558Jy sigma=0.001209 ! Fit after self-cal, rms=0.637468Jy sigma=0.001209 ! Inverting map ! ************** FINISHED AMPLITUDE SELF-CAL ************** uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.4 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.543 mas, bmaj=4.669 mas, bpa=13.04 degrees ! Estimated noise=807.31 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000338996 Jy ! Component: 100 - total flux cleaned = -0.000339924 Jy ! Component: 150 - total flux cleaned = -0.000339828 Jy ! Component: 200 - total flux cleaned = -0.000341293 Jy ! Total flux subtracted in 200 components = -0.000341293 Jy ! Clean residual min=-0.001987 max=0.002166 Jy/beam ! Clean residual mean=-0.000007 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.487116 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 181 components and 0.487116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.637471Jy sigma=0.001208 ! Fit after self-cal, rms=0.637389Jy sigma=0.001208 ! Inverting map uvtaper 0 ! No UV-taper is currently set. win_mult = win_mult / 1.4 print "************** FINISHED TAPERING SELF-CAL CLEAN **************" ! ************** FINISHED TAPERING SELF-CAL CLEAN ************** ! print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum 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=0.726 mas, bmaj=1.895 mas, bpa=-0.1749 degrees ! Estimated noise=1486.55 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.265279 Jy ! Component: 100 - total flux cleaned = 0.346418 Jy ! Component: 150 - total flux cleaned = 0.391129 Jy ! Component: 200 - total flux cleaned = 0.418289 Jy ! Total flux subtracted in 200 components = 0.418289 Jy ! Clean residual min=-0.008608 max=0.011413 Jy/beam ! Clean residual mean=0.000098 rms=0.002395 Jy/beam ! Combined flux in latest and established models = 0.418289 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 39 model components to the UV plane model. ! The established model now contains 39 components and 0.418289 Jy ! Inverting map and beam ! Estimated beam: bmin=0.905 mas, bmaj=2.304 mas, bpa=-0.7435 degrees ! Estimated noise=639.572 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0265585 Jy ! Component: 100 - total flux cleaned = 0.0402877 Jy ! Component: 150 - total flux cleaned = 0.0485502 Jy ! Component: 200 - total flux cleaned = 0.0546864 Jy ! Total flux subtracted in 200 components = 0.0546864 Jy ! Clean residual min=-0.003793 max=0.004561 Jy/beam ! Clean residual mean=0.000011 rms=0.001050 Jy/beam ! Combined flux in latest and established models = 0.472976 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 85 components and 0.472975 Jy ! Inverting map ! Added new window around map position (-1.2, -1.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00569544 Jy ! Component: 100 - total flux cleaned = 0.00930691 Jy ! Component: 150 - total flux cleaned = 0.0111051 Jy ! Component: 200 - total flux cleaned = 0.0123277 Jy ! Total flux subtracted in 200 components = 0.0123277 Jy ! Clean residual min=-0.003168 max=0.002653 Jy/beam ! Clean residual mean=-0.000013 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 0.485303 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 116 components and 0.485303 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.543 mas, bmaj=4.669 mas, bpa=13.04 degrees ! Estimated noise=807.31 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144921 Jy ! Component: 100 - total flux cleaned = 0.00273099 Jy ! Component: 150 - total flux cleaned = 0.00358032 Jy ! Component: 200 - total flux cleaned = 0.00399688 Jy ! Total flux subtracted in 200 components = 0.00399688 Jy ! Clean residual min=-0.002284 max=0.002332 Jy/beam ! Clean residual mean=-0.000026 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.4893 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 136 components and 0.4893 Jy ! Inverting map uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.905 mas, bmaj=2.304 mas, bpa=-0.7435 degrees ! Estimated noise=639.572 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000471151 Jy ! Component: 100 - total flux cleaned = -4.79884e-05 Jy ! Component: 150 - total flux cleaned = -0.000121357 Jy ! Component: 200 - total flux cleaned = -0.000192055 Jy ! Total flux subtracted in 200 components = -0.000192055 Jy ! Clean residual min=-0.002865 max=0.002295 Jy/beam ! Clean residual mean=-0.000014 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.489108 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 33 model components to the UV plane model. ! The established model now contains 160 components and 0.489108 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.637343Jy sigma=0.001209 ! Fit after self-cal, rms=0.637161Jy sigma=0.001209 wmodel J1939-1002_X_1997_05_07_yyk\_map.mod ! Writing 160 model components to file: J1939-1002_X_1997_05_07_yyk_map.mod wobs J1939-1002_X_1997_05_07_yyk\_uvs.fits ! Writing UV FITS file: J1939-1002_X_1997_05_07_yyk_uvs.fits wwins J1939-1002_X_1997_05_07_yyk\_map.win ! wwins: Wrote 6 windows to J1939-1002_X_1997_05_07_yyk_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 = -0.00115804 Jy ! Component: 100 - total flux cleaned = -0.00144926 Jy ! Component: 150 - total flux cleaned = -0.0017967 Jy ! Component: 200 - total flux cleaned = -0.0020889 Jy ! Component: 250 - total flux cleaned = -0.00239973 Jy ! Component: 300 - total flux cleaned = -0.00259779 Jy ! Component: 350 - total flux cleaned = -0.00275614 Jy ! Component: 400 - total flux cleaned = -0.00293963 Jy ! Component: 450 - total flux cleaned = -0.00305812 Jy ! Component: 500 - total flux cleaned = -0.0032866 Jy ! Component: 550 - total flux cleaned = -0.0034521 Jy ! Component: 600 - total flux cleaned = -0.00369408 Jy ! Component: 650 - total flux cleaned = -0.0037725 Jy ! Component: 700 - total flux cleaned = -0.00397689 Jy ! Component: 750 - total flux cleaned = -0.00405141 Jy ! Component: 800 - total flux cleaned = -0.00414893 Jy ! Component: 850 - total flux cleaned = -0.00410136 Jy ! Component: 900 - total flux cleaned = -0.0041711 Jy ! Component: 950 - total flux cleaned = -0.00417087 Jy ! Component: 1000 - total flux cleaned = -0.00417113 Jy ! Component: 1050 - total flux cleaned = -0.00426001 Jy ! Component: 1100 - total flux cleaned = -0.00425963 Jy ! Component: 1150 - total flux cleaned = -0.0043662 Jy ! Component: 1200 - total flux cleaned = -0.00440825 Jy ! Component: 1250 - total flux cleaned = -0.00451114 Jy ! Component: 1300 - total flux cleaned = -0.00459176 Jy ! Component: 1350 - total flux cleaned = -0.00461127 Jy ! Component: 1400 - total flux cleaned = -0.00466988 Jy ! Component: 1450 - total flux cleaned = -0.0047464 Jy ! Component: 1500 - total flux cleaned = -0.00474631 Jy ! Component: 1550 - total flux cleaned = -0.00476513 Jy ! Component: 1600 - total flux cleaned = -0.00483818 Jy ! Component: 1650 - total flux cleaned = -0.00485608 Jy ! Component: 1700 - total flux cleaned = -0.00492743 Jy ! Component: 1750 - total flux cleaned = -0.00499781 Jy ! Component: 1800 - total flux cleaned = -0.00503245 Jy ! Component: 1850 - total flux cleaned = -0.00513449 Jy ! Component: 1900 - total flux cleaned = -0.00511744 Jy ! Component: 1950 - total flux cleaned = -0.00516731 Jy ! Component: 2000 - total flux cleaned = -0.00523265 Jy ! Total flux subtracted in 2048 components = -0.00524878 Jy ! Clean residual min=-0.000891 max=0.000858 Jy/beam ! Clean residual mean=-0.000006 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.483859 Jy keep ! Adding 132 model components to the UV plane model. ! The established model now contains 292 components and 0.483859 Jy ![Exited script file: muppet] wmap "J1939-1002_X_1997_05_07_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.905 x 2.304 at -0.7435 degrees (North through East) ! Clean map min=-0.0020562 max=0.3156 Jy/beam ! Writing clean map to FITS file: J1939-1002_X_1997_05_07_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.315603 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000296289 device "J1939-1002_X_1997_05_07_yyk\_map.eps/VPS" ! Attempting to open device: 'J1939-1002_X_1997_05_07_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.281641 0.281641 0.563281 1.12656 2.25313 4.50625 9.0125 18.025 36.05 72.1 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.315 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.905 x 2.304 at -0.7435 degrees (North through East) ! Clean map min=-0.0020562 max=0.3156 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1939-1002_X_1997_05_07_yyk\_map.gif/gif" ! Attempting to open device: 'J1939-1002_X_1997_05_07_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1939-1002_X_1997_05_07_yyk_uvs.log closed on Mon Jan 8 09:46:32 2007