! Started logfile: J0538-4405_S_2003_06_18_pus_uvs.log on Wed Jan 24 17:24:39 2007 obs J0538-4405_S_2003_06_18_pus_uva.fits ! Reading UV FITS file: J0538-4405_S_2003_06_18_pus_uva.fits ! AN table 1: 171 integrations on 153 of 153 possible baselines. ! AN table 2: 43 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0405901 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0538-4405 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2429 lines of history. ! ! Reading 5316 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 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 2726 telescope corrections were flagged in sub-array 1. ! A total of 630 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2726 telescope corrections were flagged in sub-array 1. ! A total of 630 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2726 telescope corrections were flagged in sub-array 1. ! A total of 630 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2729 telescope corrections were flagged in sub-array 1. ! A total of 630 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=3.522782Jy sigma=0.036035 ! Fit after self-cal, rms=2.817235Jy sigma=0.028663 ! 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=2.285 mas, bmaj=4.067 mas, bpa=9.792 degrees ! Estimated noise=2765.25 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 = 2.82039 Jy ! Component: 100 - total flux cleaned = 3.52438 Jy ! Total flux subtracted in 100 components = 3.52438 Jy ! Clean residual min=-0.164129 max=0.322865 Jy/beam ! Clean residual mean=-0.002130 rms=0.063544 Jy/beam ! Combined flux in latest and established models = 3.52438 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 3.52438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.808207Jy sigma=0.007142 ! Fit after self-cal, rms=0.808435Jy sigma=0.007141 ! 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=2.823 mas, bmaj=5.678 mas, bpa=6.328 degrees ! Estimated noise=1303.15 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 = 0.47963 Jy ! Component: 100 - total flux cleaned = 0.678315 Jy ! Component: 150 - total flux cleaned = 0.761317 Jy ! Component: 200 - total flux cleaned = 0.796156 Jy ! Total flux subtracted in 200 components = 0.796156 Jy ! Clean residual min=-0.076649 max=0.069034 Jy/beam ! Clean residual mean=-0.010522 rms=0.019023 Jy/beam ! Combined flux in latest and established models = 4.32054 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 42 components and 4.32054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.568405Jy sigma=0.003817 ! Fit after self-cal, rms=0.568444Jy sigma=0.003816 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GG 1.00* HN 1.00* ! KK 0.98 KP 0.92 LA 1.03 MA 1.00* ! MK 0.97 NL 1.00* ON 1.00* OV 0.84 ! PT 1.04 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.94 GG 1.00* HN 1.00* ! KK 1.00* KP 0.87 LA 0.98 MA 1.00* ! MK 1.02 NL 1.00* ON 1.00* OV 1.21 ! PT 1.00* SC 0.91 TC 1.14 TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 GG 1.00* HN 1.00* ! KK 0.98 KP 1.02 LA 1.03 MA 1.00* ! MK 1.03 NL 1.00* ON 1.00* OV 0.99 ! PT 1.04 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.95 GG 1.00* HN 1.00* ! KK 1.00* KP 0.98 LA 0.99 MA 1.00* ! MK 1.08 NL 1.00* ON 1.00* OV 1.14 ! PT 1.00* SC 0.96 TC 1.02 TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GG 1.00* HN 1.00* ! KK 0.98 KP 1.01 LA 1.00 MA 1.00* ! MK 1.01 NL 1.00* ON 1.00* OV 1.02 ! PT 1.04 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.94 GG 1.00* HN 1.00* ! KK 1.00* KP 0.98 LA 0.96 MA 1.00* ! MK 1.06 NL 1.00* ON 1.00* OV 1.08 ! PT 1.00* SC 1.10 TC 1.06 TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 117 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GG 1.00* HN 1.00* ! KK 1.00 KP 1.01 LA 1.02 MA 1.00* ! MK 0.94 NL 1.00* ON 1.00* OV 0.94 ! PT 1.10 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GG 1.00* HN 1.00* ! KK 1.00* KP 0.98 LA 0.98 MA 1.00* ! MK 0.98 NL 1.00* ON 1.00* OV 1.03 ! PT 1.00* SC 1.11 TC 0.97 TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.568444Jy sigma=0.003816 ! Fit after self-cal, rms=0.495935Jy sigma=0.002639 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.93 mas, bmaj=8.239 mas, bpa=2.001 degrees ! Estimated noise=1320.36 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 = 0.0124247 Jy ! Component: 100 - total flux cleaned = 0.0134804 Jy ! Component: 150 - total flux cleaned = 0.0145288 Jy ! Component: 200 - total flux cleaned = 0.0147224 Jy ! Total flux subtracted in 200 components = 0.0147224 Jy ! Clean residual min=-0.015548 max=0.021597 Jy/beam ! Clean residual mean=0.000263 rms=0.005161 Jy/beam ! Combined flux in latest and established models = 4.33526 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 47 components and 4.33526 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.495052Jy sigma=0.002630 ! Fit after self-cal, rms=0.495954Jy sigma=0.002630 ! 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=0.495954Jy sigma=0.002630 ! Fit after self-cal, rms=0.498276Jy sigma=0.002626 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.924 mas, bmaj=8.25 mas, bpa=1.962 degrees ! Estimated noise=1320.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0084164 Jy ! Component: 100 - total flux cleaned = 0.00939596 Jy ! Component: 150 - total flux cleaned = 0.00994739 Jy ! Component: 200 - total flux cleaned = 0.0103752 Jy ! Total flux subtracted in 200 components = 0.0103752 Jy ! Clean residual min=-0.014426 max=0.019395 Jy/beam ! Clean residual mean=0.000413 rms=0.004769 Jy/beam ! Combined flux in latest and established models = 4.34563 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 47 components and 4.34563 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.497785Jy sigma=0.002623 ! Fit after self-cal, rms=0.497830Jy sigma=0.002622 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 = 0.000332714 Jy ! Component: 100 - total flux cleaned = 0.000225827 Jy ! Component: 150 - total flux cleaned = 0.000237376 Jy ! Component: 200 - total flux cleaned = 0.000139157 Jy ! Total flux subtracted in 200 components = 0.000139157 Jy ! Clean residual min=-0.014175 max=0.019050 Jy/beam ! Clean residual mean=0.000410 rms=0.004724 Jy/beam ! Combined flux in latest and established models = 4.34577 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 49 components and 4.34577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.497630Jy sigma=0.002622 ! Fit after self-cal, rms=0.497647Jy sigma=0.002622 ! 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=0.497647Jy sigma=0.002622 ! Fit after self-cal, rms=0.499620Jy sigma=0.002620 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.919 mas, bmaj=8.26 mas, bpa=1.928 degrees ! Estimated noise=1320.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00808821 Jy ! Component: 100 - total flux cleaned = 0.00863423 Jy ! Component: 150 - total flux cleaned = 0.00918048 Jy ! Component: 200 - total flux cleaned = 0.00928869 Jy ! Total flux subtracted in 200 components = 0.00928869 Jy ! Clean residual min=-0.012819 max=0.016895 Jy/beam ! Clean residual mean=0.000510 rms=0.004523 Jy/beam ! Combined flux in latest and established models = 4.35506 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 50 components and 4.35506 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.499249Jy sigma=0.002618 ! Fit after self-cal, rms=0.499291Jy sigma=0.002618 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.35858e-06 Jy ! Component: 100 - total flux cleaned = 4.50451e-06 Jy ! Component: 150 - total flux cleaned = -8.40631e-05 Jy ! Component: 200 - total flux cleaned = -8.61274e-05 Jy ! Total flux subtracted in 200 components = -8.61274e-05 Jy ! Clean residual min=-0.012858 max=0.016714 Jy/beam ! Clean residual mean=0.000512 rms=0.004493 Jy/beam ! Combined flux in latest and established models = 4.35498 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 51 components and 4.35498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.499158Jy sigma=0.002617 ! Fit after self-cal, rms=0.499168Jy sigma=0.002617 ! 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=0.499168Jy sigma=0.002617 ! Fit after self-cal, rms=0.500666Jy sigma=0.002616 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=11.24 mas, bmaj=36.98 mas, bpa=7.078 degrees ! Estimated noise=1657.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00688181 Jy ! Component: 100 - total flux cleaned = 0.00791219 Jy ! Component: 150 - total flux cleaned = 0.0079086 Jy ! Component: 200 - total flux cleaned = 0.00790824 Jy ! Total flux subtracted in 200 components = 0.00790824 Jy ! Clean residual min=-0.012723 max=0.012638 Jy/beam ! Clean residual mean=0.001053 rms=0.006139 Jy/beam ! Combined flux in latest and established models = 4.36288 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 55 components and 4.36288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.500679Jy sigma=0.002616 ! Fit after self-cal, rms=0.500598Jy sigma=0.002616 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 = 0.000292621 Jy ! Component: 100 - total flux cleaned = 0.000293627 Jy ! Component: 150 - total flux cleaned = 0.000295362 Jy ! Component: 200 - total flux cleaned = 0.0002964 Jy ! Total flux subtracted in 200 components = 0.0002964 Jy ! Clean residual min=-0.012601 max=0.012664 Jy/beam ! Clean residual mean=0.001040 rms=0.006087 Jy/beam ! Combined flux in latest and established models = 4.36318 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 56 components and 4.36318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.500596Jy sigma=0.002616 ! Fit after self-cal, rms=0.500545Jy sigma=0.002616 ! 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=2.916 mas, bmaj=8.266 mas, bpa=1.906 degrees ! Estimated noise=1320.08 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.916 x 8.266 at 1.906 degrees (North through East) ! Clean map min=-0.012133 max=3.8571 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=0.500545Jy sigma=0.002616 ! Fit after self-cal, rms=0.456308Jy sigma=0.001867 ! Inverting map and beam ! Estimated beam: bmin=2.916 mas, bmaj=8.28 mas, bpa=1.907 degrees ! Estimated noise=1321.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00255144 Jy ! Component: 100 - total flux cleaned = -0.00278623 Jy ! Component: 150 - total flux cleaned = -0.00278608 Jy ! Component: 200 - total flux cleaned = -0.00288197 Jy ! Total flux subtracted in 200 components = -0.00288197 Jy ! Clean residual min=-0.011112 max=0.013848 Jy/beam ! Clean residual mean=0.000148 rms=0.003901 Jy/beam ! Combined flux in latest and established models = 4.3603 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 56 components and 4.3603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.456001Jy sigma=0.001866 ! Fit after self-cal, rms=0.456053Jy sigma=0.001866 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000121048 Jy ! Component: 100 - total flux cleaned = 0.000128666 Jy ! Component: 150 - total flux cleaned = 0.000130583 Jy ! Component: 200 - total flux cleaned = 5.09346e-05 Jy ! Total flux subtracted in 200 components = 5.09346e-05 Jy ! Clean residual min=-0.011061 max=0.013801 Jy/beam ! Clean residual mean=0.000147 rms=0.003893 Jy/beam ! Combined flux in latest and established models = 4.36035 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 56 components and 4.36035 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.455854Jy sigma=0.001866 ! Fit after self-cal, rms=0.455890Jy sigma=0.001866 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.455890Jy sigma=0.001866 ! Fit after self-cal, rms=0.456742Jy sigma=0.001866 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=2.313 mas, bmaj=4.976 mas, bpa=5.101 degrees ! Estimated noise=2459.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.83527 Jy ! Component: 100 - total flux cleaned = 3.50755 Jy ! Component: 150 - total flux cleaned = 3.81142 Jy ! Component: 200 - total flux cleaned = 4.00071 Jy ! Total flux subtracted in 200 components = 4.00071 Jy ! Clean residual min=-0.057751 max=0.100454 Jy/beam ! Clean residual mean=0.000126 rms=0.022207 Jy/beam ! Combined flux in latest and established models = 4.00071 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 26 model components to the UV plane model. ! The established model now contains 26 components and 4.00071 Jy ! Inverting map and beam ! Estimated beam: bmin=2.917 mas, bmaj=8.287 mas, bpa=1.892 degrees ! Estimated noise=1321.59 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 = 0.20487 Jy ! Component: 100 - total flux cleaned = 0.292625 Jy ! Component: 150 - total flux cleaned = 0.330805 Jy ! Component: 200 - total flux cleaned = 0.34751 Jy ! Total flux subtracted in 200 components = 0.34751 Jy ! Clean residual min=-0.011705 max=0.015475 Jy/beam ! Clean residual mean=0.000334 rms=0.004268 Jy/beam ! Combined flux in latest and established models = 4.34822 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 45 components and 4.34822 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=11.25 mas, bmaj=37.02 mas, bpa=7.058 degrees ! Estimated noise=1657.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00983431 Jy ! Component: 100 - total flux cleaned = 0.0118605 Jy ! Component: 150 - total flux cleaned = 0.0118638 Jy ! Component: 200 - total flux cleaned = 0.0118642 Jy ! Total flux subtracted in 200 components = 0.0118642 Jy ! Clean residual min=-0.012229 max=0.012136 Jy/beam ! Clean residual mean=0.000141 rms=0.005561 Jy/beam ! Combined flux in latest and established models = 4.36009 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 = -2.46753e-07 Jy ! Component: 100 - total flux cleaned = -6.1691e-07 Jy ! Component: 150 - total flux cleaned = -1.00187e-06 Jy ! Component: 200 - total flux cleaned = -1.3771e-06 Jy ! Total flux subtracted in 200 components = -1.3771e-06 Jy ! Clean residual min=-0.012179 max=0.012098 Jy/beam ! Clean residual mean=0.000141 rms=0.005548 Jy/beam ! Combined flux in latest and established models = 4.36008 Jy ! Adding 4 model components to the UV plane model. ! The established model now contains 49 components and 4.36008 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.917 mas, bmaj=8.287 mas, bpa=1.892 degrees ! Estimated noise=1321.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00063286 Jy ! Component: 100 - total flux cleaned = -0.000810402 Jy ! Component: 150 - total flux cleaned = -0.00110976 Jy ! Component: 200 - total flux cleaned = -0.0011115 Jy ! Total flux subtracted in 200 components = -0.0011115 Jy ! Clean residual min=-0.011732 max=0.012086 Jy/beam ! Clean residual mean=0.000106 rms=0.003863 Jy/beam ! Combined flux in latest and established models = 4.35897 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 52 components and 4.35897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.456956Jy sigma=0.001866 ! Fit after self-cal, rms=0.456933Jy sigma=0.001865 wmodel J0538-4405_S_2003_06_18_pus_map.mod ! Writing 52 model components to file: J0538-4405_S_2003_06_18_pus_map.mod wobs J0538-4405_S_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J0538-4405_S_2003_06_18_pus_uvs.fits wwins J0538-4405_S_2003_06_18_pus_map.win ! wwins: Wrote 1 windows to J0538-4405_S_2003_06_18_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 = 0.00379332 Jy ! Component: 100 - total flux cleaned = 0.00562162 Jy ! Component: 150 - total flux cleaned = 0.00692792 Jy ! Component: 200 - total flux cleaned = 0.00797378 Jy ! Component: 250 - total flux cleaned = 0.00846486 Jy ! Component: 300 - total flux cleaned = 0.00877675 Jy ! Component: 350 - total flux cleaned = 0.00862572 Jy ! Component: 400 - total flux cleaned = 0.00862298 Jy ! Component: 450 - total flux cleaned = 0.00821203 Jy ! Component: 500 - total flux cleaned = 0.00794734 Jy ! Component: 550 - total flux cleaned = 0.00743817 Jy ! Component: 600 - total flux cleaned = 0.00670273 Jy ! Component: 650 - total flux cleaned = 0.00646442 Jy ! Component: 700 - total flux cleaned = 0.00599988 Jy ! Component: 750 - total flux cleaned = 0.00543847 Jy ! Component: 800 - total flux cleaned = 0.0050023 Jy ! Component: 850 - total flux cleaned = 0.00457442 Jy ! Component: 900 - total flux cleaned = 0.00404826 Jy ! Component: 950 - total flux cleaned = 0.00353351 Jy ! Component: 1000 - total flux cleaned = 0.00312756 Jy ! Component: 1050 - total flux cleaned = 0.00252847 Jy ! Component: 1100 - total flux cleaned = 0.00203719 Jy ! Component: 1150 - total flux cleaned = 0.00136189 Jy ! Component: 1200 - total flux cleaned = 0.000982364 Jy ! Component: 1250 - total flux cleaned = 0.000514682 Jy ! Component: 1300 - total flux cleaned = -3.80243e-05 Jy ! Component: 1350 - total flux cleaned = -0.000400343 Jy ! Component: 1400 - total flux cleaned = -0.000847338 Jy ! Component: 1450 - total flux cleaned = -0.00128694 Jy ! Component: 1500 - total flux cleaned = -0.00163367 Jy ! Component: 1550 - total flux cleaned = -0.00206143 Jy ! Component: 1600 - total flux cleaned = -0.0024826 Jy ! Component: 1650 - total flux cleaned = -0.00298056 Jy ! Component: 1700 - total flux cleaned = -0.003308 Jy ! Component: 1750 - total flux cleaned = -0.00355063 Jy ! Component: 1800 - total flux cleaned = -0.00386988 Jy ! Component: 1850 - total flux cleaned = -0.00394901 Jy ! Component: 1900 - total flux cleaned = -0.00418279 Jy ! Component: 1950 - total flux cleaned = -0.00433832 Jy ! Component: 2000 - total flux cleaned = -0.00464457 Jy ! Total flux subtracted in 2048 components = -0.0047959 Jy ! Clean residual min=-0.004143 max=0.003873 Jy/beam ! Clean residual mean=0.000016 rms=0.001409 Jy/beam ! Combined flux in latest and established models = 4.35418 Jy keep ! Adding 95 model components to the UV plane model. ! The established model now contains 147 components and 4.35418 Jy wmap "J0538-4405_S_2003_06_18_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.917 x 8.287 at 1.892 degrees (North through East) ! Clean map min=-0.0083149 max=3.862 Jy/beam ! Writing clean map to FITS file: J0538-4405_S_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 3.86199 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00140644 device "J0538-4405_S_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J0538-4405_S_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.109252 0.109252 0.218504 0.437009 0.874017 1.74803 3.49607 6.99214 13.9843 27.9686 55.9371 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0042 print "peak=",int(1000*peak_flux)/1000 ! peak= 3.861 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.917 x 8.287 at 1.892 degrees (North through East) ! Clean map min=-0.0083149 max=3.862 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0538-4405_S_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J0538-4405_S_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0538-4405_S_2003_06_18_pus_uvs.log closed on Wed Jan 24 17:26:07 2007