! Started logfile: J1454-3747_S_1998_10_01_pus_uvs.log on Thu Feb 7 17:22:06 2008 obs J1454-3747_S_1998_10_01_pus_uva.fits ! Reading UV FITS file: J1454-3747_S_1998_10_01_pus_uva.fits ! AN table 1: 106 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.158088 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1454-3747 ! ! 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 2.22298e+09 4e+06 1 4e+06 ! 02 2 2.24298e+09 4e+06 1 4e+06 ! 03 3 2.33298e+09 4e+06 1 4e+06 ! 04 4 2.36298e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 1537 lines of history. ! ! Reading 9116 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 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J1454-3747_S_1998_10_01_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 0.500x0.500 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 1211 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1211 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1211 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1211 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.591050Jy sigma=0.003257 ! Fit after self-cal, rms=0.475270Jy sigma=0.002603 ! 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=2.415 mas, bmaj=8.338 mas, bpa=-2.636 degrees ! Estimated noise=1893.08 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 = 0.641945 Jy ! Component: 100 - total flux cleaned = 0.790157 Jy ! Total flux subtracted in 100 components = 0.790157 Jy ! Clean residual min=-0.032694 max=0.060933 Jy/beam ! Clean residual mean=0.001454 rms=0.011330 Jy/beam ! Combined flux in latest and established models = 0.790157 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.790157 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.452555Jy sigma=0.002525 ! Fit after self-cal, rms=0.452526Jy sigma=0.002524 ! 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=3.007 mas, bmaj=9.745 mas, bpa=-3.859 degrees ! Estimated noise=1253.41 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 = 0.0844776 Jy ! Component: 100 - total flux cleaned = 0.129436 Jy ! Component: 150 - total flux cleaned = 0.155232 Jy ! Component: 200 - total flux cleaned = 0.170183 Jy ! Total flux subtracted in 200 components = 0.170183 Jy ! Clean residual min=-0.027381 max=0.057966 Jy/beam ! Clean residual mean=0.000724 rms=0.010798 Jy/beam ! Combined flux in latest and established models = 0.96034 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 31 components and 0.96034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.440304Jy sigma=0.002404 ! Fit after self-cal, rms=0.440039Jy sigma=0.002402 ! 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 1.00* FD 0.94 GC 1.00* HN 1.28 ! KK 0.94 KP 0.95 LA 0.91 MK 0.93 ! NL 1.19 NY 1.00* ON 1.00* OV 0.99 ! PT 0.97 SC 0.97 WF 1.01 MC 1.00* ! GN 1.10 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.93 GC 1.00* HN 1.26 ! KK 0.94 KP 0.93 LA 1.00 MK 1.02 ! NL 1.18 NY 1.00* ON 1.00* OV 0.98 ! PT 0.94 SC 0.99 WF 0.99 MC 1.00* ! GN 1.10 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GC 1.00* HN 1.37 ! KK 1.02 KP 0.96 LA 0.97 MK 0.98 ! NL 1.16 NY 1.00* ON 1.00* OV 0.95 ! PT 0.91 SC 0.99 WF 1.00 MC 1.00* ! GN 1.08 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.90 GC 1.00* HN 1.14 ! KK 1.03 KP 0.95 LA 0.98 MK 0.96 ! NL 1.19 NY 1.00* ON 1.00* OV 1.00 ! PT 0.96 SC 0.96 WF 0.99 MC 1.00* ! GN 1.04 ! ! ! Fit before self-cal, rms=0.440039Jy sigma=0.002402 ! Fit after self-cal, rms=0.459640Jy sigma=0.002326 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.987 mas, bmaj=9.658 mas, bpa=-3.568 degrees ! Estimated noise=1249.26 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 (-6, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0270192 Jy ! Component: 100 - total flux cleaned = 0.0299442 Jy ! Component: 150 - total flux cleaned = 0.0299457 Jy ! Component: 200 - total flux cleaned = 0.029599 Jy ! Total flux subtracted in 200 components = 0.029599 Jy ! Clean residual min=-0.012203 max=0.013020 Jy/beam ! Clean residual mean=-0.000076 rms=0.003762 Jy/beam ! Combined flux in latest and established models = 0.989939 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 51 components and 0.989939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.457626Jy sigma=0.002312 ! Fit after self-cal, rms=0.458705Jy sigma=0.002310 ! 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=0.458705Jy sigma=0.002310 ! Fit after self-cal, rms=0.460111Jy sigma=0.002303 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.983 mas, bmaj=9.63 mas, bpa=-3.478 degrees ! Estimated noise=1245.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00990096 Jy ! Component: 100 - total flux cleaned = 0.0107945 Jy ! Component: 150 - total flux cleaned = 0.011025 Jy ! Component: 200 - total flux cleaned = 0.011227 Jy ! Total flux subtracted in 200 components = 0.011227 Jy ! Clean residual min=-0.011284 max=0.010559 Jy/beam ! Clean residual mean=0.000073 rms=0.002934 Jy/beam ! Combined flux in latest and established models = 1.00117 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 64 components and 1.00117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.459711Jy sigma=0.002301 ! Fit after self-cal, rms=0.459829Jy sigma=0.002300 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 = 0.00284746 Jy ! Component: 100 - total flux cleaned = 0.00266824 Jy ! Component: 150 - total flux cleaned = 0.00266935 Jy ! Component: 200 - total flux cleaned = 0.0028184 Jy ! Total flux subtracted in 200 components = 0.0028184 Jy ! Clean residual min=-0.011054 max=0.010459 Jy/beam ! Clean residual mean=0.000010 rms=0.002836 Jy/beam ! Combined flux in latest and established models = 1.00398 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 70 components and 1.00398 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.459699Jy sigma=0.002300 ! Fit after self-cal, rms=0.459702Jy sigma=0.002299 ! 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=0.459702Jy sigma=0.002299 ! Fit after self-cal, rms=0.458997Jy sigma=0.002299 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.981 mas, bmaj=9.628 mas, bpa=-3.458 degrees ! Estimated noise=1244.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391579 Jy ! Component: 100 - total flux cleaned = 0.00453015 Jy ! Component: 150 - total flux cleaned = 0.00452558 Jy ! Component: 200 - total flux cleaned = 0.00452549 Jy ! Total flux subtracted in 200 components = 0.00452549 Jy ! Clean residual min=-0.010601 max=0.010110 Jy/beam ! Clean residual mean=0.000057 rms=0.002723 Jy/beam ! Combined flux in latest and established models = 1.00851 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 82 components and 1.00851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.458890Jy sigma=0.002298 ! Fit after self-cal, rms=0.458885Jy sigma=0.002298 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 = 0.00149003 Jy ! Component: 100 - total flux cleaned = 0.0014926 Jy ! Component: 150 - total flux cleaned = 0.00159642 Jy ! Component: 200 - total flux cleaned = 0.00169323 Jy ! Total flux subtracted in 200 components = 0.00169323 Jy ! Clean residual min=-0.010461 max=0.010116 Jy/beam ! Clean residual mean=0.000026 rms=0.002680 Jy/beam ! Combined flux in latest and established models = 1.0102 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 88 components and 1.0102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.458832Jy sigma=0.002298 ! Fit after self-cal, rms=0.458840Jy sigma=0.002298 ! 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=0.458840Jy sigma=0.002298 ! Fit after self-cal, rms=0.458837Jy sigma=0.002298 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.319 mas, bmaj=20.22 mas, bpa=-4.167 degrees ! Estimated noise=1614.23 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100741 Jy ! Component: 100 - total flux cleaned = 0.0011342 Jy ! Component: 150 - total flux cleaned = 0.000977178 Jy ! Component: 200 - total flux cleaned = 0.000837216 Jy ! Total flux subtracted in 200 components = 0.000837216 Jy ! Clean residual min=-0.010053 max=0.009822 Jy/beam ! Clean residual mean=0.000214 rms=0.003371 Jy/beam ! Combined flux in latest and established models = 1.01104 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 102 components and 1.01104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.458808Jy sigma=0.002298 ! Fit after self-cal, rms=0.458810Jy sigma=0.002298 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 = 0.000243958 Jy ! Component: 100 - total flux cleaned = 0.000247452 Jy ! Component: 150 - total flux cleaned = 0.000185927 Jy ! Component: 200 - total flux cleaned = 7.47223e-05 Jy ! Total flux subtracted in 200 components = 7.47223e-05 Jy ! Clean residual min=-0.010047 max=0.009731 Jy/beam ! Clean residual mean=0.000210 rms=0.003347 Jy/beam ! Combined flux in latest and established models = 1.01112 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 113 components and 1.01112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.458790Jy sigma=0.002298 ! Fit after self-cal, rms=0.458795Jy sigma=0.002298 ! 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=2.979 mas, bmaj=9.627 mas, bpa=-3.454 degrees ! Estimated noise=1244.19 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.979 x 9.627 at -3.454 degrees (North through East) ! Clean map min=-0.0097619 max=0.82408 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=0.458795Jy sigma=0.002298 ! Fit after self-cal, rms=0.516076Jy sigma=0.002126 ! Inverting map and beam ! Estimated beam: bmin=2.979 mas, bmaj=9.622 mas, bpa=-3.466 degrees ! Estimated noise=1243.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105018 Jy ! Component: 100 - total flux cleaned = 0.00155186 Jy ! Component: 150 - total flux cleaned = 0.00163645 Jy ! Component: 200 - total flux cleaned = 0.00171017 Jy ! Total flux subtracted in 200 components = 0.00171017 Jy ! Clean residual min=-0.010109 max=0.009591 Jy/beam ! Clean residual mean=0.000170 rms=0.002478 Jy/beam ! Combined flux in latest and established models = 1.01283 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 127 components and 1.01283 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.516033Jy sigma=0.002125 ! Fit after self-cal, rms=0.516072Jy sigma=0.002125 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000446398 Jy ! Component: 100 - total flux cleaned = 0.000445839 Jy ! Component: 150 - total flux cleaned = 0.000445897 Jy ! Component: 200 - total flux cleaned = 0.000447212 Jy ! Total flux subtracted in 200 components = 0.000447212 Jy ! Clean residual min=-0.010060 max=0.009628 Jy/beam ! Clean residual mean=0.000162 rms=0.002474 Jy/beam ! Combined flux in latest and established models = 1.01327 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 132 components and 1.01327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.516050Jy sigma=0.002125 ! Fit after self-cal, rms=0.516062Jy sigma=0.002125 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.516062Jy sigma=0.002125 ! Fit after self-cal, rms=0.569888Jy sigma=0.002125 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=2.399 mas, bmaj=8.251 mas, bpa=-2.287 degrees ! Estimated noise=1874.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.634613 Jy ! Component: 100 - total flux cleaned = 0.785479 Jy ! Component: 150 - total flux cleaned = 0.853017 Jy ! Component: 200 - total flux cleaned = 0.895528 Jy ! Total flux subtracted in 200 components = 0.895528 Jy ! Clean residual min=-0.016540 max=0.023040 Jy/beam ! Clean residual mean=0.000843 rms=0.005230 Jy/beam ! Combined flux in latest and established models = 0.895528 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.895528 Jy ! Inverting map and beam ! Estimated beam: bmin=2.978 mas, bmaj=9.624 mas, bpa=-3.473 degrees ! Estimated noise=1243.93 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 = 0.0415343 Jy ! Component: 100 - total flux cleaned = 0.0668478 Jy ! Component: 150 - total flux cleaned = 0.0836564 Jy ! Component: 200 - total flux cleaned = 0.0951552 Jy ! Total flux subtracted in 200 components = 0.0951552 Jy ! Clean residual min=-0.012658 max=0.008935 Jy/beam ! Clean residual mean=0.000551 rms=0.002795 Jy/beam ! Combined flux in latest and established models = 0.990683 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 97 components and 0.990683 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=7.306 mas, bmaj=20.18 mas, bpa=-4.201 degrees ! Estimated noise=1616.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0122492 Jy ! Component: 100 - total flux cleaned = 0.0180709 Jy ! Component: 150 - total flux cleaned = 0.0195146 Jy ! Component: 200 - total flux cleaned = 0.0199779 Jy ! Total flux subtracted in 200 components = 0.0199779 Jy ! Clean residual min=-0.010222 max=0.009965 Jy/beam ! Clean residual mean=0.000502 rms=0.003265 Jy/beam ! Combined flux in latest and established models = 1.01066 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 = 0.00020476 Jy ! Component: 100 - total flux cleaned = 0.000478423 Jy ! Component: 150 - total flux cleaned = 0.000641309 Jy ! Component: 200 - total flux cleaned = 0.00086013 Jy ! Total flux subtracted in 200 components = 0.00086013 Jy ! Clean residual min=-0.009804 max=0.009799 Jy/beam ! Clean residual mean=0.000474 rms=0.003214 Jy/beam ! Combined flux in latest and established models = 1.01152 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 154 components and 1.01152 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.978 mas, bmaj=9.624 mas, bpa=-3.473 degrees ! Estimated noise=1243.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000386776 Jy ! Component: 100 - total flux cleaned = 0.00061069 Jy ! Component: 150 - total flux cleaned = 0.000706584 Jy ! Component: 200 - total flux cleaned = 0.000792435 Jy ! Total flux subtracted in 200 components = 0.000792435 Jy ! Clean residual min=-0.010848 max=0.009490 Jy/beam ! Clean residual mean=0.000190 rms=0.002485 Jy/beam ! Combined flux in latest and established models = 1.01231 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 174 components and 1.01231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.569844Jy sigma=0.002125 ! Fit after self-cal, rms=0.569880Jy sigma=0.002125 wmodel J1454-3747_S_1998_10_01_pus_map.mod ! Writing 174 model components to file: J1454-3747_S_1998_10_01_pus_map.mod wobs J1454-3747_S_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J1454-3747_S_1998_10_01_pus_uvs.fits wwins J1454-3747_S_1998_10_01_pus_map.win ! wwins: Wrote 2 windows to J1454-3747_S_1998_10_01_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 = -0.00143829 Jy ! Component: 100 - total flux cleaned = -0.000551475 Jy ! Component: 150 - total flux cleaned = -4.4418e-06 Jy ! Component: 200 - total flux cleaned = -0.000257437 Jy ! Component: 250 - total flux cleaned = -0.000741407 Jy ! Component: 300 - total flux cleaned = -0.00109163 Jy ! Component: 350 - total flux cleaned = -0.00153976 Jy ! Component: 400 - total flux cleaned = -0.00164738 Jy ! Component: 450 - total flux cleaned = -0.00175554 Jy ! Component: 500 - total flux cleaned = -0.00175722 Jy ! Component: 550 - total flux cleaned = -0.00155625 Jy ! Component: 600 - total flux cleaned = -0.00165588 Jy ! Component: 650 - total flux cleaned = -0.00165651 Jy ! Component: 700 - total flux cleaned = -0.00193887 Jy ! Component: 750 - total flux cleaned = -0.00203033 Jy ! Component: 800 - total flux cleaned = -0.00212068 Jy ! Component: 850 - total flux cleaned = -0.00229875 Jy ! Component: 900 - total flux cleaned = -0.00238631 Jy ! Component: 950 - total flux cleaned = -0.00238768 Jy ! Component: 1000 - total flux cleaned = -0.00272408 Jy ! Component: 1050 - total flux cleaned = -0.00288973 Jy ! Component: 1100 - total flux cleaned = -0.00329596 Jy ! Component: 1150 - total flux cleaned = -0.00353355 Jy ! Component: 1200 - total flux cleaned = -0.00361047 Jy ! Component: 1250 - total flux cleaned = -0.0036109 Jy ! Component: 1300 - total flux cleaned = -0.00383865 Jy ! Component: 1350 - total flux cleaned = -0.00391237 Jy ! Component: 1400 - total flux cleaned = -0.00398594 Jy ! Component: 1450 - total flux cleaned = -0.00413168 Jy ! Component: 1500 - total flux cleaned = -0.00449009 Jy ! Component: 1550 - total flux cleaned = -0.0047013 Jy ! Component: 1600 - total flux cleaned = -0.00470139 Jy ! Component: 1650 - total flux cleaned = -0.00497784 Jy ! Component: 1700 - total flux cleaned = -0.00518224 Jy ! Component: 1750 - total flux cleaned = -0.00538364 Jy ! Component: 1800 - total flux cleaned = -0.00545005 Jy ! Component: 1850 - total flux cleaned = -0.00571274 Jy ! Component: 1900 - total flux cleaned = -0.00571297 Jy ! Component: 1950 - total flux cleaned = -0.0059052 Jy ! Component: 2000 - total flux cleaned = -0.00584229 Jy ! Total flux subtracted in 2048 components = -0.0060928 Jy ! Clean residual min=-0.003616 max=0.004352 Jy/beam ! Clean residual mean=0.000139 rms=0.001315 Jy/beam ! Combined flux in latest and established models = 1.00622 Jy keep ! Adding 155 model components to the UV plane model. ! The established model now contains 329 components and 1.00622 Jy ![Exited script file: muppet] wmap "J1454-3747_S_1998_10_01_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.978 x 9.624 at -3.473 degrees (North through East) ! Clean map min=-0.0092579 max=0.82752 Jy/beam ! Writing clean map to FITS file: J1454-3747_S_1998_10_01_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.827524 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00129598 device "J1454-3747_S_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J1454-3747_S_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.469828 0.469828 0.939656 1.87931 3.75862 7.51725 15.0345 30.069 60.138 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0038 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.827 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.978 x 9.624 at -3.473 degrees (North through East) ! Clean map min=-0.0092579 max=0.82752 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1454-3747_S_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J1454-3747_S_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1454-3747_S_1998_10_01_pus_uvs.log closed on Thu Feb 7 17:22:12 2008