! Started logfile: J0334-4008_X_2011_08_02_pus_uvs.log on Wed Apr 18 21:50:23 2012 obs J0334-4008_X_2011_08_02_pus_uva.fits ! Reading UV FITS file: J0334-4008_X_2011_08_02_pus_uva.fits ! AN table 1: 11 integrations on 78 of 78 possible baselines. ! AN table 2: 22 integrations on 78 of 78 possible baselines. ! AN table 3: 34 integrations on 78 of 78 possible baselines. ! AN table 4: 11 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.175871 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0334-4008 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3146 lines of history. ! ! Reading 4280 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0334-4008_X_2011_08_02_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 0.200x0.200 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 77 telescope corrections were flagged in sub-array 1. ! A total of 168 telescope corrections were flagged in sub-array 2. ! A total of 257 telescope corrections were flagged in sub-array 3. ! A total of 77 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 77 telescope corrections were flagged in sub-array 1. ! A total of 168 telescope corrections were flagged in sub-array 2. ! A total of 257 telescope corrections were flagged in sub-array 3. ! A total of 77 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 77 telescope corrections were flagged in sub-array 1. ! A total of 168 telescope corrections were flagged in sub-array 2. ! A total of 257 telescope corrections were flagged in sub-array 3. ! A total of 77 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 77 telescope corrections were flagged in sub-array 1. ! A total of 168 telescope corrections were flagged in sub-array 2. ! A total of 257 telescope corrections were flagged in sub-array 3. ! A total of 77 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.092466Jy sigma=0.009912 ! Fit after self-cal, rms=1.073699Jy sigma=0.009756 ! 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=0.7047 mas, bmaj=3.56 mas, bpa=-19.32 degrees ! Estimated noise=1822.16 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.45753 Jy ! Component: 100 - total flux cleaned = 1.80384 Jy ! Total flux subtracted in 100 components = 1.80384 Jy ! Clean residual min=-0.072733 max=0.135673 Jy/beam ! Clean residual mean=-0.000704 rms=0.021046 Jy/beam ! Combined flux in latest and established models = 1.80384 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.80384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.457434Jy sigma=0.003991 ! Fit after self-cal, rms=0.457419Jy sigma=0.003991 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.14141 Jy ! Component: 100 - total flux cleaned = 0.224197 Jy ! Total flux subtracted in 100 components = 0.224197 Jy ! Clean residual min=-0.073960 max=0.073153 Jy/beam ! Clean residual mean=-0.000875 rms=0.016913 Jy/beam ! Combined flux in latest and established models = 2.02804 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 22 components and 2.02804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.367841Jy sigma=0.003182 ! Fit after self-cal, rms=0.367818Jy sigma=0.003181 ! 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=0.9821 mas, bmaj=4.36 mas, bpa=-16.83 degrees ! Estimated noise=1201.81 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 = 0.11219 Jy ! Component: 100 - total flux cleaned = 0.164776 Jy ! Component: 150 - total flux cleaned = 0.191534 Jy ! Component: 200 - total flux cleaned = 0.20599 Jy ! Total flux subtracted in 200 components = 0.20599 Jy ! Clean residual min=-0.096778 max=0.065122 Jy/beam ! Clean residual mean=-0.002933 rms=0.023908 Jy/beam ! Combined flux in latest and established models = 2.23403 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 37 components and 2.23403 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.333783Jy sigma=0.002897 ! Fit after self-cal, rms=0.333759Jy sigma=0.002897 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.92 FT 1.00* HH 1.00* ! HN 1.00* KP 0.92 LA 1.03 MK 0.96 ! NL 1.00* OV 1.03 PT 1.08 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.91 FT 1.00* HH 1.00* ! HN 1.00* KP 0.88 LA 0.98 MK 0.98 ! NL 1.04 OV 1.01 PT 1.07 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.91 FT 1.00* HH 1.00* ! HN 1.00* KP 0.89 LA 1.02 MK 0.96 ! NL 1.21 OV 1.00 PT 1.06 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.97 FT 1.00* HH 1.00* ! HN 1.00* KP 0.94 LA 1.12 MK 0.83 ! NL 1.00* OV 1.00 PT 1.19 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.93 FT 1.00* HH 1.00* ! HN 1.00* KP 0.90 LA 1.06 MK 0.99 ! NL 1.00* OV 1.05 PT 1.16 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.91 FT 1.00* HH 1.00* ! HN 1.00* KP 0.86 LA 1.00 MK 1.01 ! NL 1.21 OV 1.05 PT 1.14 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.92 FT 1.00* HH 1.00* ! HN 1.00* KP 0.88 LA 1.04 MK 1.02 ! NL 1.33 OV 1.03 PT 1.14 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00 FT 1.00* HH 1.00* ! HN 1.00* KP 0.91 LA 1.13 MK 0.88 ! NL 1.00* OV 1.02 PT 1.28 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.91 FT 1.00* HH 1.00* ! HN 1.00* KP 0.81 LA 1.04 MK 0.99 ! NL 1.00* OV 1.04 PT 1.07 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.89 FT 1.00* HH 1.00* ! HN 1.00* KP 0.78 LA 0.99 MK 0.99 ! NL 1.10 OV 1.02 PT 1.05 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.90 FT 1.00* HH 1.00* ! HN 1.00* KP 0.79 LA 1.03 MK 1.00 ! NL 1.27 OV 1.02 PT 1.07 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.98 FT 1.00* HH 1.00* ! HN 1.00* KP 0.83 LA 1.09 MK 0.89 ! NL 1.00* OV 1.01 PT 1.19 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 FT 1.00* HH 1.00* ! HN 1.00* KP 0.87 LA 1.11 MK 1.05 ! NL 1.00* OV 1.06 PT 1.17 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 FT 1.00* HH 1.00* ! HN 1.00* KP 0.85 LA 1.05 MK 1.03 ! NL 1.16 OV 1.08 PT 1.17 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 FT 1.00* HH 1.00* ! HN 1.00* KP 0.86 LA 1.09 MK 1.08 ! NL 1.29 OV 1.06 PT 1.16 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.04 FT 1.00* HH 1.00* ! HN 1.00* KP 0.90 LA 1.19 MK 0.94 ! NL 1.00* OV 1.04 PT 1.36 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.333759Jy sigma=0.002897 ! Fit after self-cal, rms=0.172887Jy sigma=0.001431 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9815 mas, bmaj=4.287 mas, bpa=-16.54 degrees ! Estimated noise=1220.36 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 = -0.00321163 Jy ! Component: 100 - total flux cleaned = -0.00415883 Jy ! Component: 150 - total flux cleaned = -0.00503692 Jy ! Component: 200 - total flux cleaned = -0.00622063 Jy ! Total flux subtracted in 200 components = -0.00622063 Jy ! Clean residual min=-0.017763 max=0.017205 Jy/beam ! Clean residual mean=0.000409 rms=0.004644 Jy/beam ! Combined flux in latest and established models = 2.22781 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 2.22781 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170821Jy sigma=0.001407 ! Fit after self-cal, rms=0.171097Jy sigma=0.001406 ! 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=0.171097Jy sigma=0.001406 ! Fit after self-cal, rms=0.170819Jy sigma=0.001402 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9829 mas, bmaj=4.286 mas, bpa=-16.52 degrees ! Estimated noise=1221.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00269941 Jy ! Component: 100 - total flux cleaned = -0.00397503 Jy ! Component: 150 - total flux cleaned = -0.00513492 Jy ! Component: 200 - total flux cleaned = -0.00584196 Jy ! Total flux subtracted in 200 components = -0.00584196 Jy ! Clean residual min=-0.016777 max=0.016105 Jy/beam ! Clean residual mean=0.000371 rms=0.004351 Jy/beam ! Combined flux in latest and established models = 2.22197 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 50 components and 2.22197 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169240Jy sigma=0.001384 ! Fit after self-cal, rms=0.169241Jy sigma=0.001384 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 = -0.000673686 Jy ! Component: 100 - total flux cleaned = -0.0012766 Jy ! Component: 150 - total flux cleaned = -0.00182978 Jy ! Component: 200 - total flux cleaned = -0.00235326 Jy ! Total flux subtracted in 200 components = -0.00235326 Jy ! Clean residual min=-0.016246 max=0.015042 Jy/beam ! Clean residual mean=0.000371 rms=0.004236 Jy/beam ! Combined flux in latest and established models = 2.21962 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 2.21962 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168502Jy sigma=0.001374 ! Fit after self-cal, rms=0.168502Jy sigma=0.001374 ! 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=0.168502Jy sigma=0.001374 ! Fit after self-cal, rms=0.167090Jy sigma=0.001358 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9845 mas, bmaj=4.285 mas, bpa=-16.51 degrees ! Estimated noise=1223.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00320764 Jy ! Component: 100 - total flux cleaned = -0.00384268 Jy ! Component: 150 - total flux cleaned = -0.00443958 Jy ! Component: 200 - total flux cleaned = -0.00498997 Jy ! Total flux subtracted in 200 components = -0.00498997 Jy ! Clean residual min=-0.015502 max=0.013107 Jy/beam ! Clean residual mean=0.000372 rms=0.003895 Jy/beam ! Combined flux in latest and established models = 2.21463 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 2.21463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166126Jy sigma=0.001347 ! Fit after self-cal, rms=0.166133Jy sigma=0.001347 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 = -0.00053545 Jy ! Component: 100 - total flux cleaned = -0.00101127 Jy ! Component: 150 - total flux cleaned = -0.00145078 Jy ! Component: 200 - total flux cleaned = -0.00186659 Jy ! Total flux subtracted in 200 components = -0.00186659 Jy ! Clean residual min=-0.015194 max=0.012347 Jy/beam ! Clean residual mean=0.000372 rms=0.003812 Jy/beam ! Combined flux in latest and established models = 2.21276 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 68 components and 2.21276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165648Jy sigma=0.001341 ! Fit after self-cal, rms=0.165647Jy sigma=0.001341 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.165647Jy sigma=0.001341 ! Fit after self-cal, rms=0.165588Jy sigma=0.001339 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.92 mas, bmaj=9.829 mas, bpa=-1.82 degrees ! Estimated noise=1461.37 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00328377 Jy ! Component: 100 - total flux cleaned = -0.00342426 Jy ! Component: 150 - total flux cleaned = -0.00366731 Jy ! Component: 200 - total flux cleaned = -0.00389566 Jy ! Total flux subtracted in 200 components = -0.00389566 Jy ! Clean residual min=-0.015416 max=0.012555 Jy/beam ! Clean residual mean=0.000536 rms=0.004775 Jy/beam ! Combined flux in latest and established models = 2.20886 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 75 components and 2.20886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165327Jy sigma=0.001336 ! Fit after self-cal, rms=0.165324Jy sigma=0.001336 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 = -0.000450072 Jy ! Component: 100 - total flux cleaned = -0.000539692 Jy ! Component: 150 - total flux cleaned = -0.000725596 Jy ! Component: 200 - total flux cleaned = -0.000906005 Jy ! Total flux subtracted in 200 components = -0.000906005 Jy ! Clean residual min=-0.015306 max=0.012359 Jy/beam ! Clean residual mean=0.000537 rms=0.004745 Jy/beam ! Combined flux in latest and established models = 2.20796 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 76 components and 2.20796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165165Jy sigma=0.001334 ! Fit after self-cal, rms=0.165156Jy sigma=0.001334 ! 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=0.9857 mas, bmaj=4.285 mas, bpa=-16.5 degrees ! Estimated noise=1224.87 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9857 x 4.285 at -16.5 degrees (North through East) ! Clean map min=-0.013678 max=1.7675 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=0.165156Jy sigma=0.001334 ! Fit after self-cal, rms=0.144968Jy sigma=0.001154 ! Inverting map and beam ! Estimated beam: bmin=0.986 mas, bmaj=4.288 mas, bpa=-16.52 degrees ! Estimated noise=1224.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0029362 Jy ! Component: 100 - total flux cleaned = -0.00346364 Jy ! Component: 150 - total flux cleaned = -0.00418345 Jy ! Component: 200 - total flux cleaned = -0.00461859 Jy ! Total flux subtracted in 200 components = -0.00461859 Jy ! Clean residual min=-0.013602 max=0.011302 Jy/beam ! Clean residual mean=0.000303 rms=0.003403 Jy/beam ! Combined flux in latest and established models = 2.20334 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 76 components and 2.20334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144246Jy sigma=0.001146 ! Fit after self-cal, rms=0.144247Jy sigma=0.001146 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000411597 Jy ! Component: 100 - total flux cleaned = -0.000795349 Jy ! Component: 150 - total flux cleaned = -0.00114507 Jy ! Component: 200 - total flux cleaned = -0.00146839 Jy ! Total flux subtracted in 200 components = -0.00146839 Jy ! Clean residual min=-0.013332 max=0.010686 Jy/beam ! Clean residual mean=0.000304 rms=0.003342 Jy/beam ! Combined flux in latest and established models = 2.20187 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 79 components and 2.20187 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143900Jy sigma=0.001141 ! Fit after self-cal, rms=0.143900Jy sigma=0.001141 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143900Jy sigma=0.001141 ! Fit after self-cal, rms=0.143923Jy sigma=0.001139 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=0.7059 mas, bmaj=3.485 mas, bpa=-19 degrees ! Estimated noise=1858.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.49467 Jy ! Component: 100 - total flux cleaned = 1.83316 Jy ! Component: 150 - total flux cleaned = 1.96196 Jy ! Component: 200 - total flux cleaned = 2.0312 Jy ! Total flux subtracted in 200 components = 2.0312 Jy ! Clean residual min=-0.022802 max=0.041651 Jy/beam ! Clean residual mean=0.000178 rms=0.006406 Jy/beam ! Combined flux in latest and established models = 2.0312 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 2.0312 Jy ! Inverting map and beam ! Estimated beam: bmin=0.987 mas, bmaj=4.289 mas, bpa=-16.51 degrees ! Estimated noise=1225.56 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 = 0.0792582 Jy ! Component: 100 - total flux cleaned = 0.116068 Jy ! Component: 150 - total flux cleaned = 0.134019 Jy ! Component: 200 - total flux cleaned = 0.141638 Jy ! Total flux subtracted in 200 components = 0.141638 Jy ! Clean residual min=-0.011530 max=0.017308 Jy/beam ! Clean residual mean=0.000282 rms=0.003551 Jy/beam ! Combined flux in latest and established models = 2.17284 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 51 components and 2.17284 Jy ! Inverting map ! Added new window around map position (-2.4, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00938804 Jy ! Component: 100 - total flux cleaned = 0.0128129 Jy ! Component: 150 - total flux cleaned = 0.0143549 Jy ! Component: 200 - total flux cleaned = 0.0148953 Jy ! Total flux subtracted in 200 components = 0.0148953 Jy ! Clean residual min=-0.011133 max=0.015404 Jy/beam ! Clean residual mean=0.000281 rms=0.003056 Jy/beam ! Combined flux in latest and established models = 2.18773 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 65 components and 2.18773 Jy ! Inverting map ! Added new window around map position (2.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00762931 Jy ! Component: 100 - total flux cleaned = 0.00692253 Jy ! Component: 150 - total flux cleaned = 0.00638371 Jy ! Component: 200 - total flux cleaned = 0.0054238 Jy ! Total flux subtracted in 200 components = 0.0054238 Jy ! Clean residual min=-0.011095 max=0.009191 Jy/beam ! Clean residual mean=0.000289 rms=0.002780 Jy/beam ! Combined flux in latest and established models = 2.19316 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 82 components and 2.19316 Jy ! Inverting map uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9889 mas, bmaj=4.323 mas, bpa=-16.99 degrees ! Estimated noise=1357.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00150271 Jy ! Component: 100 - total flux cleaned = 0.00120429 Jy ! Component: 150 - total flux cleaned = 0.000678738 Jy ! Component: 200 - total flux cleaned = 0.00020297 Jy ! Total flux subtracted in 200 components = 0.00020297 Jy ! Clean residual min=-0.011249 max=0.009597 Jy/beam ! Clean residual mean=0.000319 rms=0.002872 Jy/beam ! Combined flux in latest and established models = 2.19336 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000639399 Jy ! Component: 100 - total flux cleaned = -0.00122059 Jy ! Component: 150 - total flux cleaned = -0.00177482 Jy ! Component: 200 - total flux cleaned = -0.00229493 Jy ! Total flux subtracted in 200 components = -0.00229493 Jy ! Clean residual min=-0.011149 max=0.009153 Jy/beam ! Clean residual mean=0.000330 rms=0.002791 Jy/beam ! Combined flux in latest and established models = 2.19107 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 98 components and 2.19107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141392Jy sigma=0.001116 ! Fit after self-cal, rms=0.141330Jy sigma=0.001115 wmodel J0334-4008_X_2011_08_02_pus_map.mod ! Writing 98 model components to file: J0334-4008_X_2011_08_02_pus_map.mod wobs J0334-4008_X_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J0334-4008_X_2011_08_02_pus_uvs.fits wwins J0334-4008_X_2011_08_02_pus_map.win ! wwins: Wrote 3 windows to J0334-4008_X_2011_08_02_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 = -0.00275338 Jy ! Component: 100 - total flux cleaned = -0.00259814 Jy ! Component: 150 - total flux cleaned = -0.00305079 Jy ! Component: 200 - total flux cleaned = -0.00361471 Jy ! Component: 250 - total flux cleaned = -0.00388554 Jy ! Component: 300 - total flux cleaned = -0.00350544 Jy ! Component: 350 - total flux cleaned = -0.00289088 Jy ! Component: 400 - total flux cleaned = -0.00229617 Jy ! Component: 450 - total flux cleaned = -0.00206652 Jy ! Component: 500 - total flux cleaned = -0.00172732 Jy ! Component: 550 - total flux cleaned = -0.00128771 Jy ! Component: 600 - total flux cleaned = -0.000645316 Jy ! Component: 650 - total flux cleaned = -1.80905e-05 Jy ! Component: 700 - total flux cleaned = 0.000493239 Jy ! Component: 750 - total flux cleaned = 0.00108914 Jy ! Component: 800 - total flux cleaned = 0.00157493 Jy ! Component: 850 - total flux cleaned = 0.00195532 Jy ! Component: 900 - total flux cleaned = 0.00251481 Jy ! Component: 950 - total flux cleaned = 0.00297086 Jy ! Component: 1000 - total flux cleaned = 0.00350897 Jy ! Component: 1050 - total flux cleaned = 0.00394769 Jy ! Component: 1100 - total flux cleaned = 0.00446711 Jy ! Component: 1150 - total flux cleaned = 0.00506185 Jy ! Component: 1200 - total flux cleaned = 0.00547786 Jy ! Component: 1250 - total flux cleaned = 0.00580537 Jy ! Component: 1300 - total flux cleaned = 0.00612834 Jy ! Component: 1350 - total flux cleaned = 0.00636707 Jy ! Component: 1400 - total flux cleaned = 0.00675704 Jy ! Component: 1450 - total flux cleaned = 0.00706401 Jy ! Component: 1500 - total flux cleaned = 0.00736658 Jy ! Component: 1550 - total flux cleaned = 0.00781383 Jy ! Component: 1600 - total flux cleaned = 0.00810678 Jy ! Component: 1650 - total flux cleaned = 0.00832515 Jy ! Component: 1700 - total flux cleaned = 0.00875597 Jy ! Component: 1750 - total flux cleaned = 0.00924897 Jy ! Component: 1800 - total flux cleaned = 0.00952753 Jy ! Component: 1850 - total flux cleaned = 0.0100082 Jy ! Component: 1900 - total flux cleaned = 0.0103474 Jy ! Component: 1950 - total flux cleaned = 0.0106161 Jy ! Component: 2000 - total flux cleaned = 0.0111458 Jy ! Total flux subtracted in 2048 components = 0.0116028 Jy ! Clean residual min=-0.003461 max=0.003568 Jy/beam ! Clean residual mean=0.000237 rms=0.001428 Jy/beam ! Combined flux in latest and established models = 2.20267 Jy keep ! Adding 151 model components to the UV plane model. ! The established model now contains 249 components and 2.20267 Jy ![Exited script file: muppet] wmap "J0334-4008_X_2011_08_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9889 x 4.323 at -16.99 degrees (North through East) ! Clean map min=-0.012442 max=1.8405 Jy/beam ! Writing clean map to FITS file: J0334-4008_X_2011_08_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.8405 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00143107 device "J0334-4008_X_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0334-4008_X_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.233263 0.233263 0.466525 0.933051 1.8661 3.7322 7.46441 14.9288 29.8576 59.7153 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0042 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.84 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9889 x 4.323 at -16.99 degrees (North through East) ! Clean map min=-0.012442 max=1.8405 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0334-4008_X_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0334-4008_X_2011_08_02_pus_map.gif/vgif' mapplot cln