! Started logfile: J0050-0929_S_2009_04_21_pus_uvs.log on Mon Jan 24 22:26:28 2011 obs J0050-0929_S_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0050-0929_S_2009_04_21_pus_uva.fits ! AN table 1: 62 integrations on 120 of 120 possible baselines. ! AN table 2: 64 integrations on 120 of 120 possible baselines. ! AN table 3: 40 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.149598 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0050-0929 ! ! 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 1868 lines of history. ! ! Reading 11920 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 J0050-0929_S_2009_04_21_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 700 telescope corrections were flagged in sub-array 1. ! A total of 699 telescope corrections were flagged in sub-array 2. ! A total of 441 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 682 telescope corrections were flagged in sub-array 1. ! A total of 672 telescope corrections were flagged in sub-array 2. ! A total of 465 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 699 telescope corrections were flagged in sub-array 1. ! A total of 664 telescope corrections were flagged in sub-array 2. ! A total of 438 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 666 telescope corrections were flagged in sub-array 1. ! A total of 696 telescope corrections were flagged in sub-array 2. ! A total of 438 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.381697Jy sigma=0.003321 ! Fit after self-cal, rms=0.234678Jy sigma=0.001951 ! 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=2.289 mas, bmaj=6.941 mas, bpa=-0.254 degrees ! Estimated noise=1015.06 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 = 0.675425 Jy ! Component: 100 - total flux cleaned = 0.822711 Jy ! Total flux subtracted in 100 components = 0.822711 Jy ! Clean residual min=-0.014183 max=0.041088 Jy/beam ! Clean residual mean=0.000138 rms=0.004426 Jy/beam ! Combined flux in latest and established models = 0.822711 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.822711 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198708Jy sigma=0.001724 ! Fit after self-cal, rms=0.198707Jy sigma=0.001724 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0386999 Jy ! Component: 100 - total flux cleaned = 0.0591542 Jy ! Total flux subtracted in 100 components = 0.0591542 Jy ! Clean residual min=-0.012371 max=0.013432 Jy/beam ! Clean residual mean=0.000069 rms=0.003503 Jy/beam ! Combined flux in latest and established models = 0.881866 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.881866 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191210Jy sigma=0.001602 ! Fit after self-cal, rms=0.191215Jy sigma=0.001602 ! 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=2.918 mas, bmaj=8.489 mas, bpa=-0.9116 degrees ! Estimated noise=746.385 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 = 0.0155058 Jy ! Component: 100 - total flux cleaned = 0.0239949 Jy ! Component: 150 - total flux cleaned = 0.028913 Jy ! Component: 200 - total flux cleaned = 0.030484 Jy ! Total flux subtracted in 200 components = 0.030484 Jy ! Clean residual min=-0.012036 max=0.009961 Jy/beam ! Clean residual mean=0.000383 rms=0.002881 Jy/beam ! Combined flux in latest and established models = 0.91235 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 37 components and 0.91235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190676Jy sigma=0.001579 ! Fit after self-cal, rms=0.190684Jy sigma=0.001579 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.98 KB 1.04 ! KK 1.12 KP 0.98 LA 1.08 MK 1.00 ! NL 1.02 NY 1.00* OV 0.96 PT 1.05 ! SC 1.04 TS 1.07 WZ 1.00 ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.03 HN 1.00 KB 0.96 ! KK 1.03 KP 0.99 LA 1.08 MK 0.95 ! NL 1.01 NY 1.00* OV 0.97 PT 1.07 ! SC 1.03 TS 0.91 WZ 0.99 ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 0.98 HN 1.00 KB 1.08 ! KK 1.00* KP 0.93 LA 1.00 MK 0.98 ! NL 1.01 NY 1.00* OV 0.91 PT 1.00 ! SC 1.00 TS 1.01 WZ 0.88 ZC 1.88 ! ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.01 KB 1.13 ! KK 1.06 KP 1.01 LA 1.03 MK 1.01 ! NL 1.03 NY 1.00* OV 1.02 PT 1.04 ! SC 1.07 TS 1.05 WZ 0.97 ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.02 HN 1.02 KB 0.98 ! KK 1.03 KP 1.04 LA 1.00 MK 0.99 ! NL 1.02 NY 1.00* OV 0.99 PT 1.04 ! SC 1.06 TS 0.90 WZ 0.96 ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.96 HN 1.03 KB 1.10 ! KK 1.00* KP 0.99 LA 0.96 MK 0.98 ! NL 0.97 NY 1.00* OV 0.96 PT 1.00 ! SC 1.04 TS 1.01 WZ 0.89 ZC 1.14 ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.98 KB 1.01 ! KK 1.10 KP 1.02 LA 1.04 MK 1.00 ! NL 1.02 NY 1.00* OV 1.02 PT 1.08 ! SC 0.99 TS 1.05 WZ 0.91 ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 HN 0.99 KB 1.01 ! KK 1.01 KP 1.03 LA 1.04 MK 1.00 ! NL 1.01 NY 1.00* OV 1.04 PT 1.10 ! SC 0.98 TS 0.94 WZ 0.88 ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.97 HN 1.00 KB 1.10 ! KK 1.00* KP 0.97 LA 0.97 MK 0.97 ! NL 1.00 NY 1.00* OV 0.96 PT 1.02 ! SC 0.98 TS 1.07 WZ 0.90 ZC 0.93 ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 1.02 KB 1.04 ! KK 1.08 KP 1.04 LA 0.99 MK 1.00 ! NL 1.00 NY 1.00* OV 0.85 PT 0.95 ! SC 1.00 TS 1.09 WZ 0.89 ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.02 HN 0.99 KB 1.01 ! KK 1.01 KP 1.03 LA 1.03 MK 1.01 ! NL 1.00 NY 1.00* OV 0.82 PT 0.93 ! SC 1.02 TS 0.90 WZ 0.88 ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.97 HN 1.01 KB 1.06 ! KK 1.00* KP 0.98 LA 1.01 MK 0.99 ! NL 0.98 NY 1.00* OV 0.80 PT 0.92 ! SC 1.00 TS 1.07 WZ 0.82 ZC 0.88 ! ! ! Fit before self-cal, rms=0.190684Jy sigma=0.001579 ! Fit after self-cal, rms=0.177453Jy sigma=0.001409 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.002 mas, bmaj=8.478 mas, bpa=-2.174 degrees ! Estimated noise=762.107 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 = -0.00188854 Jy ! Component: 100 - total flux cleaned = -0.00202937 Jy ! Component: 150 - total flux cleaned = -0.00239966 Jy ! Component: 200 - total flux cleaned = -0.00260448 Jy ! Total flux subtracted in 200 components = -0.00260448 Jy ! Clean residual min=-0.004763 max=0.006291 Jy/beam ! Clean residual mean=0.000161 rms=0.001538 Jy/beam ! Combined flux in latest and established models = 0.909745 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 41 components and 0.909745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177257Jy sigma=0.001407 ! Fit after self-cal, rms=0.177256Jy sigma=0.001407 ! 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=0.177256Jy sigma=0.001407 ! Fit after self-cal, rms=0.175393Jy sigma=0.001394 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.999 mas, bmaj=8.483 mas, bpa=-2.188 degrees ! Estimated noise=761.969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000420896 Jy ! Component: 100 - total flux cleaned = -0.000523516 Jy ! Component: 150 - total flux cleaned = -0.000713186 Jy ! Component: 200 - total flux cleaned = -0.000876149 Jy ! Total flux subtracted in 200 components = -0.000876149 Jy ! Clean residual min=-0.003948 max=0.006023 Jy/beam ! Clean residual mean=0.000173 rms=0.001316 Jy/beam ! Combined flux in latest and established models = 0.908869 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 42 components and 0.908869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175282Jy sigma=0.001393 ! Fit after self-cal, rms=0.175283Jy sigma=0.001393 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 (0, 13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00619538 Jy ! Component: 100 - total flux cleaned = 0.00822183 Jy ! Component: 150 - total flux cleaned = 0.00846287 Jy ! Component: 200 - total flux cleaned = 0.00856694 Jy ! Total flux subtracted in 200 components = 0.00856694 Jy ! Clean residual min=-0.003718 max=0.004232 Jy/beam ! Clean residual mean=0.000066 rms=0.001207 Jy/beam ! Combined flux in latest and established models = 0.917436 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 63 components and 0.917436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174969Jy sigma=0.001391 ! Fit after self-cal, rms=0.174951Jy sigma=0.001390 ! 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=0.174951Jy sigma=0.001390 ! Fit after self-cal, rms=0.174085Jy sigma=0.001385 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.995 mas, bmaj=8.481 mas, bpa=-2.201 degrees ! Estimated noise=761.975 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228098 Jy ! Component: 100 - total flux cleaned = 0.0026866 Jy ! Component: 150 - total flux cleaned = 0.00286912 Jy ! Component: 200 - total flux cleaned = 0.00295445 Jy ! Total flux subtracted in 200 components = 0.00295445 Jy ! Clean residual min=-0.003776 max=0.004067 Jy/beam ! Clean residual mean=0.000105 rms=0.001102 Jy/beam ! Combined flux in latest and established models = 0.920391 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 75 components and 0.920391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173968Jy sigma=0.001384 ! Fit after self-cal, rms=0.173961Jy sigma=0.001383 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 = 0.00075439 Jy ! Component: 100 - total flux cleaned = 0.000910405 Jy ! Component: 150 - total flux cleaned = 0.000981289 Jy ! Component: 200 - total flux cleaned = 0.000981185 Jy ! Total flux subtracted in 200 components = 0.000981185 Jy ! Clean residual min=-0.003873 max=0.004061 Jy/beam ! Clean residual mean=0.000093 rms=0.001085 Jy/beam ! Combined flux in latest and established models = 0.921372 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 80 components and 0.921372 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173900Jy sigma=0.001383 ! Fit after self-cal, rms=0.173897Jy sigma=0.001383 ! 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=0.173897Jy sigma=0.001383 ! Fit after self-cal, rms=0.173869Jy sigma=0.001383 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.852 mas, bmaj=13.51 mas, bpa=-4.051 degrees ! Estimated noise=931.535 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188584 Jy ! Component: 100 - total flux cleaned = 0.002273 Jy ! Component: 150 - total flux cleaned = 0.00231597 Jy ! Component: 200 - total flux cleaned = 0.00235356 Jy ! Total flux subtracted in 200 components = 0.00235356 Jy ! Clean residual min=-0.004199 max=0.005214 Jy/beam ! Clean residual mean=0.000186 rms=0.001480 Jy/beam ! Combined flux in latest and established models = 0.923725 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 91 components and 0.923725 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173859Jy sigma=0.001383 ! Fit after self-cal, rms=0.173851Jy sigma=0.001382 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 = 0.00046427 Jy ! Component: 100 - total flux cleaned = 0.000735047 Jy ! Component: 150 - total flux cleaned = 0.000765723 Jy ! Component: 200 - total flux cleaned = 0.000822722 Jy ! Total flux subtracted in 200 components = 0.000822722 Jy ! Clean residual min=-0.004229 max=0.005151 Jy/beam ! Clean residual mean=0.000164 rms=0.001468 Jy/beam ! Combined flux in latest and established models = 0.924548 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 101 components and 0.924548 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173853Jy sigma=0.001382 ! Fit after self-cal, rms=0.173851Jy sigma=0.001382 ! 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=2.995 mas, bmaj=8.482 mas, bpa=-2.212 degrees ! Estimated noise=761.932 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.995 x 8.482 at -2.212 degrees (North through East) ! Clean map min=-0.0038109 max=0.86265 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=0.173851Jy sigma=0.001382 ! Fit after self-cal, rms=0.164879Jy sigma=0.001267 ! Inverting map and beam ! Estimated beam: bmin=2.996 mas, bmaj=8.484 mas, bpa=-2.199 degrees ! Estimated noise=762.688 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000571543 Jy ! Component: 100 - total flux cleaned = -0.000509422 Jy ! Component: 150 - total flux cleaned = -0.000567523 Jy ! Component: 200 - total flux cleaned = -0.000513528 Jy ! Total flux subtracted in 200 components = -0.000513528 Jy ! Clean residual min=-0.003924 max=0.003857 Jy/beam ! Clean residual mean=0.000043 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 0.924034 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 114 components and 0.924034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164836Jy sigma=0.001266 ! Fit after self-cal, rms=0.164837Jy sigma=0.001266 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.67345e-06 Jy ! Component: 100 - total flux cleaned = 4.30178e-06 Jy ! Component: 150 - total flux cleaned = 5.27918e-05 Jy ! Component: 200 - total flux cleaned = 5.18323e-05 Jy ! Total flux subtracted in 200 components = 5.18323e-05 Jy ! Clean residual min=-0.003922 max=0.003816 Jy/beam ! Clean residual mean=0.000042 rms=0.001025 Jy/beam ! Combined flux in latest and established models = 0.924086 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 120 components and 0.924086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164808Jy sigma=0.001266 ! Fit after self-cal, rms=0.164808Jy sigma=0.001266 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164808Jy sigma=0.001266 ! Fit after self-cal, rms=0.164845Jy sigma=0.001266 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=2.357 mas, bmaj=6.94 mas, bpa=-1.415 degrees ! Estimated noise=1021.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.672049 Jy ! Component: 100 - total flux cleaned = 0.818609 Jy ! Component: 150 - total flux cleaned = 0.85527 Jy ! Component: 200 - total flux cleaned = 0.871567 Jy ! Total flux subtracted in 200 components = 0.871567 Jy ! Clean residual min=-0.005480 max=0.008596 Jy/beam ! Clean residual mean=0.000082 rms=0.001654 Jy/beam ! Combined flux in latest and established models = 0.871567 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.871567 Jy ! Inverting map and beam ! Estimated beam: bmin=2.997 mas, bmaj=8.486 mas, bpa=-2.205 degrees ! Estimated noise=762.678 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 = 0.0182651 Jy ! Component: 100 - total flux cleaned = 0.0288752 Jy ! Component: 150 - total flux cleaned = 0.0360392 Jy ! Component: 200 - total flux cleaned = 0.0411562 Jy ! Total flux subtracted in 200 components = 0.0411562 Jy ! Clean residual min=-0.003771 max=0.003964 Jy/beam ! Clean residual mean=0.000174 rms=0.001125 Jy/beam ! Combined flux in latest and established models = 0.912723 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 70 components and 0.912723 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=7.854 mas, bmaj=13.51 mas, bpa=-4.026 degrees ! Estimated noise=931.747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00565164 Jy ! Component: 100 - total flux cleaned = 0.00874282 Jy ! Component: 150 - total flux cleaned = 0.0105806 Jy ! Component: 200 - total flux cleaned = 0.0116558 Jy ! Total flux subtracted in 200 components = 0.0116558 Jy ! Clean residual min=-0.004096 max=0.004677 Jy/beam ! Clean residual mean=0.000063 rms=0.001406 Jy/beam ! Combined flux in latest and established models = 0.924379 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 = 0.000280131 Jy ! Component: 100 - total flux cleaned = 0.00047884 Jy ! Component: 150 - total flux cleaned = 0.000605342 Jy ! Component: 200 - total flux cleaned = 0.000736813 Jy ! Total flux subtracted in 200 components = 0.000736813 Jy ! Clean residual min=-0.004084 max=0.004593 Jy/beam ! Clean residual mean=0.000044 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 0.925115 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 105 components and 0.925115 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.997 mas, bmaj=8.486 mas, bpa=-2.205 degrees ! Estimated noise=762.678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00081981 Jy ! Component: 100 - total flux cleaned = -0.000817971 Jy ! Component: 150 - total flux cleaned = -0.000815705 Jy ! Component: 200 - total flux cleaned = -0.00088021 Jy ! Total flux subtracted in 200 components = -0.00088021 Jy ! Clean residual min=-0.003756 max=0.003682 Jy/beam ! Clean residual mean=0.000035 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 0.924235 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 127 components and 0.924235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164860Jy sigma=0.001266 ! Fit after self-cal, rms=0.164846Jy sigma=0.001266 wmodel J0050-0929_S_2009_04_21_pus_map.mod ! Writing 127 model components to file: J0050-0929_S_2009_04_21_pus_map.mod wobs J0050-0929_S_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0050-0929_S_2009_04_21_pus_uvs.fits wwins J0050-0929_S_2009_04_21_pus_map.win ! wwins: Wrote 2 windows to J0050-0929_S_2009_04_21_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 = 0.000191261 Jy ! Component: 100 - total flux cleaned = 0.000628874 Jy ! Component: 150 - total flux cleaned = 0.00080503 Jy ! Component: 200 - total flux cleaned = 0.000806059 Jy ! Component: 250 - total flux cleaned = 0.000750647 Jy ! Component: 300 - total flux cleaned = 0.000642515 Jy ! Component: 350 - total flux cleaned = 0.000433918 Jy ! Component: 400 - total flux cleaned = 0.000332951 Jy ! Component: 450 - total flux cleaned = 0.000233854 Jy ! Component: 500 - total flux cleaned = 0.000136292 Jy ! Component: 550 - total flux cleaned = 4.07206e-05 Jy ! Component: 600 - total flux cleaned = -5.34951e-05 Jy ! Component: 650 - total flux cleaned = -8.33798e-06 Jy ! Component: 700 - total flux cleaned = -8.8444e-06 Jy ! Component: 750 - total flux cleaned = -8.98922e-06 Jy ! Component: 800 - total flux cleaned = -9.42798e-06 Jy ! Component: 850 - total flux cleaned = -5.26988e-05 Jy ! Component: 900 - total flux cleaned = -5.27435e-05 Jy ! Component: 950 - total flux cleaned = 3.0799e-05 Jy ! Component: 1000 - total flux cleaned = 3.03014e-05 Jy ! Component: 1050 - total flux cleaned = -1.06019e-05 Jy ! Component: 1100 - total flux cleaned = 6.96894e-05 Jy ! Component: 1150 - total flux cleaned = 6.93293e-05 Jy ! Component: 1200 - total flux cleaned = 6.91494e-05 Jy ! Component: 1250 - total flux cleaned = 0.000107646 Jy ! Component: 1300 - total flux cleaned = 0.00010754 Jy ! Component: 1350 - total flux cleaned = 0.000107613 Jy ! Component: 1400 - total flux cleaned = 0.000145329 Jy ! Component: 1450 - total flux cleaned = 0.000220098 Jy ! Component: 1500 - total flux cleaned = 0.000293796 Jy ! Component: 1550 - total flux cleaned = 0.000293545 Jy ! Component: 1600 - total flux cleaned = 0.000293441 Jy ! Component: 1650 - total flux cleaned = 0.000329568 Jy ! Component: 1700 - total flux cleaned = 0.000365126 Jy ! Component: 1750 - total flux cleaned = 0.000400694 Jy ! Component: 1800 - total flux cleaned = 0.000470638 Jy ! Component: 1850 - total flux cleaned = 0.00047069 Jy ! Component: 1900 - total flux cleaned = 0.00053977 Jy ! Component: 1950 - total flux cleaned = 0.000641938 Jy ! Component: 2000 - total flux cleaned = 0.000641751 Jy ! Total flux subtracted in 2048 components = 0.000574255 Jy ! Clean residual min=-0.001678 max=0.002024 Jy/beam ! Clean residual mean=0.000031 rms=0.000680 Jy/beam ! Combined flux in latest and established models = 0.924809 Jy keep ! Adding 148 model components to the UV plane model. ! The established model now contains 275 components and 0.92481 Jy ![Exited script file: muppet] wmap "J0050-0929_S_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.997 x 8.486 at -2.205 degrees (North through East) ! Clean map min=-0.0029031 max=0.86324 Jy/beam ! Writing clean map to FITS file: J0050-0929_S_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.863237 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000679464 device "J0050-0929_S_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0050-0929_S_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.236133 0.236133 0.472267 0.944533 1.88907 3.77813 7.55626 15.1125 30.2251 60.4501 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.863 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.997 x 8.486 at -2.205 degrees (North through East) ! Clean map min=-0.0029031 max=0.86324 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0050-0929_S_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0050-0929_S_2009_04_21_pus_map.gif/vgif' mapplot cln