! Started logfile: J0438-1251_S_2009_04_21_pus_uvs.log on Mon Jan 24 18:24:36 2011 obs J0438-1251_S_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0438-1251_S_2009_04_21_pus_uva.fits ! AN table 1: 151 integrations on 120 of 120 possible baselines. ! AN table 2: 33 integrations on 120 of 120 possible baselines. ! AN table 3: 47 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0895022 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0438-1251 ! ! 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 1864 lines of history. ! ! Reading 9924 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 J0438-1251_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 1788 telescope corrections were flagged in sub-array 1. ! A total of 440 telescope corrections were flagged in sub-array 2. ! A total of 574 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1788 telescope corrections were flagged in sub-array 1. ! A total of 440 telescope corrections were flagged in sub-array 2. ! A total of 574 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1788 telescope corrections were flagged in sub-array 1. ! A total of 440 telescope corrections were flagged in sub-array 2. ! A total of 574 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1788 telescope corrections were flagged in sub-array 1. ! A total of 440 telescope corrections were flagged in sub-array 2. ! A total of 574 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.799609Jy sigma=0.007425 ! Fit after self-cal, rms=0.663194Jy sigma=0.005999 ! 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=2.705 mas, bmaj=8.712 mas, bpa=4.524 degrees ! Estimated noise=1090.04 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 = 0.276941 Jy ! Component: 100 - total flux cleaned = 0.337332 Jy ! Total flux subtracted in 100 components = 0.337332 Jy ! Clean residual min=-0.009086 max=0.016846 Jy/beam ! Clean residual mean=0.000443 rms=0.002755 Jy/beam ! Combined flux in latest and established models = 0.337332 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.337332 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186060Jy sigma=0.001463 ! Fit after self-cal, rms=0.186058Jy sigma=0.001463 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016195 Jy ! Component: 100 - total flux cleaned = 0.0258399 Jy ! Total flux subtracted in 100 components = 0.0258399 Jy ! Clean residual min=-0.007478 max=0.011708 Jy/beam ! Clean residual mean=0.000367 rms=0.002276 Jy/beam ! Combined flux in latest and established models = 0.363172 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.363172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183896Jy sigma=0.001434 ! Fit after self-cal, rms=0.183889Jy sigma=0.001433 ! 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=3.045 mas, bmaj=9.408 mas, bpa=2.645 degrees ! Estimated noise=841.336 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 (-7, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167089 Jy ! Component: 100 - total flux cleaned = 0.0262493 Jy ! Component: 150 - total flux cleaned = 0.0328371 Jy ! Component: 200 - total flux cleaned = 0.0374918 Jy ! Total flux subtracted in 200 components = 0.0374918 Jy ! Clean residual min=-0.003548 max=0.007617 Jy/beam ! Clean residual mean=0.002013 rms=0.001526 Jy/beam ! Combined flux in latest and established models = 0.400664 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 48 components and 0.400664 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182535Jy sigma=0.001413 ! Fit after self-cal, rms=0.182399Jy sigma=0.001411 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 0.96 KB 0.86 ! KK 1.06 KP 1.02 LA 1.01 MK 1.00 ! NL 0.97 NY 1.00* OV 0.95 PT 1.01 ! SC 0.93 TS 0.92 WZ 1.10 ZC 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 1.00* HN 1.00* KB 0.90 ! KK 0.99 KP 1.00* LA 1.00* MK 0.96 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.90 WZ 1.00* ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.97 HN 1.02 KB 1.00* ! KK 1.00* KP 1.02 LA 1.05 MK 1.00* ! NL 1.03 NY 1.00* OV 1.01 PT 1.00 ! SC 1.01 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.98 KB 0.96 ! KK 1.08 KP 0.94 LA 0.97 MK 1.02 ! NL 0.99 NY 1.00* OV 0.96 PT 1.02 ! SC 1.05 TS 0.92 WZ 1.00 ZC 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 1.00* HN 1.00* KB 1.00 ! KK 0.99 KP 1.00* LA 1.00* MK 1.02 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.87 WZ 1.00* ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00 HN 0.97 KB 1.00* ! KK 1.00* KP 1.01 LA 0.99 MK 1.00* ! NL 1.03 NY 1.00* OV 1.05 PT 1.01 ! SC 1.09 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.03 KB 0.95 ! KK 1.10 KP 1.01 LA 0.98 MK 1.00 ! NL 1.00 NY 1.00* OV 1.03 PT 1.06 ! SC 1.03 TS 0.88 WZ 0.91 ZC 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 1.00* HN 1.00* KB 1.03 ! KK 1.11 KP 1.00* LA 1.00* MK 0.96 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.92 WZ 1.00* ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 1.02 HN 1.03 KB 1.00* ! KK 1.00* KP 1.02 LA 1.03 MK 1.00* ! NL 1.03 NY 1.00* OV 1.03 PT 1.05 ! SC 1.03 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.03 HN 1.01 KB 0.89 ! KK 1.02 KP 1.01 LA 0.98 MK 0.94 ! NL 1.00 NY 1.00* OV 0.87 PT 0.93 ! SC 1.03 TS 1.01 WZ 0.87 ZC 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 1.00* HN 1.00* KB 0.96 ! KK 1.11 KP 1.00* LA 1.00* MK 1.04 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.96 WZ 1.00* ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 1.01 HN 1.03 KB 1.00* ! KK 1.00* KP 1.01 LA 1.04 MK 1.00* ! NL 1.05 NY 1.00* OV 0.89 PT 0.95 ! SC 1.03 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.182399Jy sigma=0.001411 ! Fit after self-cal, rms=0.178994Jy sigma=0.001391 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.098 mas, bmaj=9.408 mas, bpa=2.002 degrees ! Estimated noise=849.892 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 = 0.00111794 Jy ! Component: 100 - total flux cleaned = 0.000934418 Jy ! Component: 150 - total flux cleaned = 0.00108805 Jy ! Component: 200 - total flux cleaned = 0.00122235 Jy ! Total flux subtracted in 200 components = 0.00122235 Jy ! Clean residual min=-0.003980 max=0.004351 Jy/beam ! Clean residual mean=0.000156 rms=0.001153 Jy/beam ! Combined flux in latest and established models = 0.401886 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 0.401886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178895Jy sigma=0.001391 ! Fit after self-cal, rms=0.178960Jy sigma=0.001390 ! 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=0.178960Jy sigma=0.001390 ! Fit after self-cal, rms=0.178332Jy sigma=0.001388 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.09 mas, bmaj=9.389 mas, bpa=2.014 degrees ! Estimated noise=849.187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154397 Jy ! Component: 100 - total flux cleaned = 0.00174052 Jy ! Component: 150 - total flux cleaned = 0.0019666 Jy ! Component: 200 - total flux cleaned = 0.00206477 Jy ! Total flux subtracted in 200 components = 0.00206477 Jy ! Clean residual min=-0.003554 max=0.004014 Jy/beam ! Clean residual mean=0.000099 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 0.403951 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 82 components and 0.403951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178280Jy sigma=0.001388 ! Fit after self-cal, rms=0.178274Jy sigma=0.001387 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 = 0.000285962 Jy ! Component: 100 - total flux cleaned = 0.000376479 Jy ! Component: 150 - total flux cleaned = 0.000377595 Jy ! Component: 200 - total flux cleaned = 0.000378352 Jy ! Total flux subtracted in 200 components = 0.000378352 Jy ! Clean residual min=-0.003551 max=0.003971 Jy/beam ! Clean residual mean=0.000087 rms=0.001008 Jy/beam ! Combined flux in latest and established models = 0.404329 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 0.404329 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178250Jy sigma=0.001387 ! Fit after self-cal, rms=0.178249Jy sigma=0.001387 ! 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=0.178249Jy sigma=0.001387 ! Fit after self-cal, rms=0.177763Jy sigma=0.001387 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.083 mas, bmaj=9.373 mas, bpa=2.053 degrees ! Estimated noise=848.636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00057397 Jy ! Component: 100 - total flux cleaned = 0.000671899 Jy ! Component: 150 - total flux cleaned = 0.000671001 Jy ! Component: 200 - total flux cleaned = 0.00059337 Jy ! Total flux subtracted in 200 components = 0.00059337 Jy ! Clean residual min=-0.003665 max=0.003806 Jy/beam ! Clean residual mean=0.000059 rms=0.000983 Jy/beam ! Combined flux in latest and established models = 0.404923 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 95 components and 0.404923 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177736Jy sigma=0.001387 ! Fit after self-cal, rms=0.177731Jy sigma=0.001387 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 = 8.5259e-05 Jy ! Component: 100 - total flux cleaned = 4.85131e-05 Jy ! Component: 150 - total flux cleaned = 8.24738e-05 Jy ! Component: 200 - total flux cleaned = 5.1595e-05 Jy ! Total flux subtracted in 200 components = 5.1595e-05 Jy ! Clean residual min=-0.003668 max=0.003786 Jy/beam ! Clean residual mean=0.000057 rms=0.000978 Jy/beam ! Combined flux in latest and established models = 0.404974 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 98 components and 0.404974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177715Jy sigma=0.001387 ! Fit after self-cal, rms=0.177715Jy sigma=0.001387 ! 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=0.177715Jy sigma=0.001387 ! Fit after self-cal, rms=0.177523Jy sigma=0.001387 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.78 mas, bmaj=15.93 mas, bpa=-14.96 degrees ! Estimated noise=970.682 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.44479e-05 Jy ! Component: 100 - total flux cleaned = -0.000174637 Jy ! Component: 150 - total flux cleaned = -0.000249553 Jy ! Component: 200 - total flux cleaned = -0.000312726 Jy ! Total flux subtracted in 200 components = -0.000312726 Jy ! Clean residual min=-0.003212 max=0.004425 Jy/beam ! Clean residual mean=0.000098 rms=0.001180 Jy/beam ! Combined flux in latest and established models = 0.404662 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 111 components and 0.404662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177523Jy sigma=0.001387 ! Fit after self-cal, rms=0.177515Jy sigma=0.001387 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 = -7.47389e-05 Jy ! Component: 100 - total flux cleaned = -0.00013526 Jy ! Component: 150 - total flux cleaned = -0.00017194 Jy ! Component: 200 - total flux cleaned = -0.000205386 Jy ! Total flux subtracted in 200 components = -0.000205386 Jy ! Clean residual min=-0.003220 max=0.004398 Jy/beam ! Clean residual mean=0.000110 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 0.404456 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 121 components and 0.404456 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177515Jy sigma=0.001387 ! Fit after self-cal, rms=0.177514Jy sigma=0.001387 ! 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=3.078 mas, bmaj=9.366 mas, bpa=2.088 degrees ! Estimated noise=848.375 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.078 x 9.366 at 2.088 degrees (North through East) ! Clean map min=-0.0033788 max=0.35161 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 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=2.772 mas, bmaj=8.57 mas, bpa=4.679 degrees ! Estimated noise=1103.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.277165 Jy ! Component: 100 - total flux cleaned = 0.337626 Jy ! Component: 150 - total flux cleaned = 0.356174 Jy ! Component: 200 - total flux cleaned = 0.368186 Jy ! Total flux subtracted in 200 components = 0.368186 Jy ! Clean residual min=-0.006069 max=0.006509 Jy/beam ! Clean residual mean=0.000162 rms=0.001726 Jy/beam ! Combined flux in latest and established models = 0.368186 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.368186 Jy ! Inverting map and beam ! Estimated beam: bmin=3.078 mas, bmaj=9.366 mas, bpa=2.088 degrees ! Estimated noise=848.375 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 = 0.0127137 Jy ! Component: 100 - total flux cleaned = 0.020545 Jy ! Component: 150 - total flux cleaned = 0.0258355 Jy ! Component: 200 - total flux cleaned = 0.0294945 Jy ! Total flux subtracted in 200 components = 0.0294945 Jy ! Clean residual min=-0.003875 max=0.003976 Jy/beam ! Clean residual mean=0.000309 rms=0.001028 Jy/beam ! Combined flux in latest and established models = 0.397681 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 69 components and 0.397681 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=8.78 mas, bmaj=15.93 mas, bpa=-14.96 degrees ! Estimated noise=970.682 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00330138 Jy ! Component: 100 - total flux cleaned = 0.004046 Jy ! Component: 150 - total flux cleaned = 0.00449629 Jy ! Component: 200 - total flux cleaned = 0.00491411 Jy ! Total flux subtracted in 200 components = 0.00491411 Jy ! Clean residual min=-0.002975 max=0.004551 Jy/beam ! Clean residual mean=0.000237 rms=0.001183 Jy/beam ! Combined flux in latest and established models = 0.402595 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 = 0.000300333 Jy ! Component: 100 - total flux cleaned = 0.000550815 Jy ! Component: 150 - total flux cleaned = 0.00067467 Jy ! Component: 200 - total flux cleaned = 0.000728563 Jy ! Total flux subtracted in 200 components = 0.000728563 Jy ! Clean residual min=-0.003048 max=0.004476 Jy/beam ! Clean residual mean=0.000188 rms=0.001168 Jy/beam ! Combined flux in latest and established models = 0.403323 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 108 components and 0.403324 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.078 mas, bmaj=9.366 mas, bpa=2.088 degrees ! Estimated noise=848.375 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000775559 Jy ! Component: 100 - total flux cleaned = 0.000817967 Jy ! Component: 150 - total flux cleaned = 0.000778787 Jy ! Component: 200 - total flux cleaned = 0.000744918 Jy ! Total flux subtracted in 200 components = 0.000744918 Jy ! Clean residual min=-0.003808 max=0.003807 Jy/beam ! Clean residual mean=0.000077 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 0.404068 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 130 components and 0.404068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177526Jy sigma=0.001387 ! Fit after self-cal, rms=0.177527Jy sigma=0.001387 wmodel J0438-1251_S_2009_04_21_pus_map.mod ! Writing 130 model components to file: J0438-1251_S_2009_04_21_pus_map.mod wobs J0438-1251_S_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0438-1251_S_2009_04_21_pus_uvs.fits wwins J0438-1251_S_2009_04_21_pus_map.win ! wwins: Wrote 2 windows to J0438-1251_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 = 0.000569088 Jy ! Component: 100 - total flux cleaned = 0.000941844 Jy ! Component: 150 - total flux cleaned = 0.000946537 Jy ! Component: 200 - total flux cleaned = 0.000946209 Jy ! Component: 250 - total flux cleaned = 0.000895144 Jy ! Component: 300 - total flux cleaned = 0.000796512 Jy ! Component: 350 - total flux cleaned = 0.000748287 Jy ! Component: 400 - total flux cleaned = 0.000700942 Jy ! Component: 450 - total flux cleaned = 0.000609566 Jy ! Component: 500 - total flux cleaned = 0.000564955 Jy ! Component: 550 - total flux cleaned = 0.000520916 Jy ! Component: 600 - total flux cleaned = 0.000478318 Jy ! Component: 650 - total flux cleaned = 0.000519661 Jy ! Component: 700 - total flux cleaned = 0.000478049 Jy ! Component: 750 - total flux cleaned = 0.000437751 Jy ! Component: 800 - total flux cleaned = 0.00047705 Jy ! Component: 850 - total flux cleaned = 0.000438253 Jy ! Component: 900 - total flux cleaned = 0.000476888 Jy ! Component: 950 - total flux cleaned = 0.0005149 Jy ! Component: 1000 - total flux cleaned = 0.000552333 Jy ! Component: 1050 - total flux cleaned = 0.000662227 Jy ! Component: 1100 - total flux cleaned = 0.000662266 Jy ! Component: 1150 - total flux cleaned = 0.000698263 Jy ! Component: 1200 - total flux cleaned = 0.000768633 Jy ! Component: 1250 - total flux cleaned = 0.000768613 Jy ! Component: 1300 - total flux cleaned = 0.000803047 Jy ! Component: 1350 - total flux cleaned = 0.00087078 Jy ! Component: 1400 - total flux cleaned = 0.000870973 Jy ! Component: 1450 - total flux cleaned = 0.0009375 Jy ! Component: 1500 - total flux cleaned = 0.000970466 Jy ! Component: 1550 - total flux cleaned = 0.00103539 Jy ! Component: 1600 - total flux cleaned = 0.00106766 Jy ! Component: 1650 - total flux cleaned = 0.00113106 Jy ! Component: 1700 - total flux cleaned = 0.00119359 Jy ! Component: 1750 - total flux cleaned = 0.0012246 Jy ! Component: 1800 - total flux cleaned = 0.00125529 Jy ! Component: 1850 - total flux cleaned = 0.0012856 Jy ! Component: 1900 - total flux cleaned = 0.00131563 Jy ! Component: 1950 - total flux cleaned = 0.00137519 Jy ! Component: 2000 - total flux cleaned = 0.00134558 Jy ! Total flux subtracted in 2048 components = 0.0014334 Jy ! Clean residual min=-0.001629 max=0.002198 Jy/beam ! Clean residual mean=0.000069 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.405502 Jy keep ! Adding 126 model components to the UV plane model. ! The established model now contains 256 components and 0.405502 Jy ![Exited script file: muppet] wmap "J0438-1251_S_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.078 x 9.366 at 2.088 degrees (North through East) ! Clean map min=-0.0032263 max=0.35321 Jy/beam ! Writing clean map to FITS file: J0438-1251_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 0.35321 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000589471 device "J0438-1251_S_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0438-1251_S_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.500668 0.500668 1.00134 2.00267 4.00535 8.01069 16.0214 32.0428 64.0855 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.353 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.078 x 9.366 at 2.088 degrees (North through East) ! Clean map min=-0.0032263 max=0.35321 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0438-1251_S_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0438-1251_S_2009_04_21_pus_map.gif/vgif' mapplot cln