! Started logfile: J0538-4405_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:39:45 2011 obs J0538-4405_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J0538-4405_X_2010_10_13_pus_uva.fits ! AN table 1: 37 integrations on 105 of 105 possible baselines. ! AN table 2: 48 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0298039 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 5978 lines of history. ! ! Reading 1064 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 J0538-4405_X_2010_10_13_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 522 telescope corrections were flagged in sub-array 1. ! A total of 650 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 522 telescope corrections were flagged in sub-array 1. ! A total of 650 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 522 telescope corrections were flagged in sub-array 1. ! A total of 650 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 522 telescope corrections were flagged in sub-array 1. ! A total of 650 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=5.807213Jy sigma=0.055801 ! Fit after self-cal, rms=5.926214Jy sigma=0.061184 ! 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 ! Your choice of large map pixels excluded 5.39% of the data. ! The x-axis pixel size should ideally be below 0.1742 milli-arcsec ! Estimated beam: bmin=0.6413 mas, bmaj=1.255 mas, bpa=17.87 degrees ! Estimated noise=3874.36 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) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.06401 Jy ! Component: 100 - total flux cleaned = 6.42603 Jy ! Total flux subtracted in 100 components = 6.42603 Jy ! Clean residual min=-0.364878 max=0.614907 Jy/beam ! Clean residual mean=0.006062 rms=0.153856 Jy/beam ! Combined flux in latest and established models = 6.42603 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 6.42603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.343288Jy sigma=0.012844 ! Fit after self-cal, rms=1.341757Jy sigma=0.012839 ! Inverting map ! Your choice of large map pixels excluded 5.39% of the data. ! The x-axis pixel size should ideally be below 0.1742 milli-arcsec 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 ! Your choice of large map pixels excluded 5.39% of the data. ! The x-axis pixel size should ideally be below 0.1742 milli-arcsec ! Estimated beam: bmin=0.821 mas, bmaj=1.73 mas, bpa=8.827 degrees ! Estimated noise=2482.21 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 = 0.891748 Jy ! Component: 100 - total flux cleaned = 1.26084 Jy ! Component: 150 - total flux cleaned = 1.41531 Jy ! Component: 200 - total flux cleaned = 1.48127 Jy ! Total flux subtracted in 200 components = 1.48127 Jy ! Clean residual min=-0.135064 max=0.148778 Jy/beam ! Clean residual mean=-0.000405 rms=0.048427 Jy/beam ! Combined flux in latest and established models = 7.90729 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 7.90729 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.850196Jy sigma=0.006422 ! Fit after self-cal, rms=0.848944Jy sigma=0.006413 ! Inverting map ! Your choice of large map pixels excluded 5.39% of the data. ! The x-axis pixel size should ideally be below 0.1742 milli-arcsec 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 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.86 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.98 LA 1.01 ! MK 1.00 NL 1.00* NY 1.00* OV 0.99 ! PT 1.00 SC 1.00* TS 1.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.98 LA 0.99 ! MK 0.95 NL 1.00* NY 1.00* OV 1.01 ! PT 1.03 SC 1.00* TS 1.00* ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.98 LA 0.96 ! MK 1.00 NL 1.00* NY 1.00* OV 1.00 ! PT 1.07 SC 1.00* TS 1.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.02 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.98 LA 1.04 ! MK 0.99 NL 1.00* NY 1.00* OV 1.04 ! PT 1.02 SC 1.00* TS 1.00* ! ! ! Fit before self-cal, rms=0.848944Jy sigma=0.006413 ! Fit after self-cal, rms=0.263077Jy sigma=0.002799 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.904 mas, bmaj=8.786 mas, bpa=-6.457 degrees ! Estimated noise=2511.49 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 = 0.0275464 Jy ! Component: 100 - total flux cleaned = 0.0309554 Jy ! Component: 150 - total flux cleaned = 0.0340537 Jy ! Component: 200 - total flux cleaned = 0.035944 Jy ! Total flux subtracted in 200 components = 0.035944 Jy ! Clean residual min=-0.052198 max=0.081880 Jy/beam ! Clean residual mean=0.000546 rms=0.018341 Jy/beam ! Combined flux in latest and established models = 7.94324 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 27 components and 7.94324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253581Jy sigma=0.002700 ! Fit after self-cal, rms=0.253157Jy sigma=0.002695 ! 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=0.253157Jy sigma=0.002695 ! Fit after self-cal, rms=0.252920Jy sigma=0.002682 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9022 mas, bmaj=8.788 mas, bpa=-6.462 degrees ! Estimated noise=2512.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0240649 Jy ! Component: 100 - total flux cleaned = 0.0280221 Jy ! Component: 150 - total flux cleaned = 0.0306197 Jy ! Component: 200 - total flux cleaned = 0.032211 Jy ! Total flux subtracted in 200 components = 0.032211 Jy ! Clean residual min=-0.045958 max=0.071343 Jy/beam ! Clean residual mean=0.000521 rms=0.016065 Jy/beam ! Combined flux in latest and established models = 7.97545 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 27 components and 7.97545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245422Jy sigma=0.002605 ! Fit after self-cal, rms=0.245099Jy sigma=0.002600 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 (4, -25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0283809 Jy ! Component: 100 - total flux cleaned = 0.029844 Jy ! Component: 150 - total flux cleaned = 0.0298192 Jy ! Component: 200 - total flux cleaned = 0.029777 Jy ! Total flux subtracted in 200 components = 0.029777 Jy ! Clean residual min=-0.027990 max=0.037244 Jy/beam ! Clean residual mean=0.000471 rms=0.008817 Jy/beam ! Combined flux in latest and established models = 8.00522 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 37 components and 8.00522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225912Jy sigma=0.002379 ! Fit after self-cal, rms=0.225594Jy sigma=0.002375 ! Inverting map ! Added new window around map position (-6.2, 18.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172618 Jy ! Component: 100 - total flux cleaned = 0.0103377 Jy ! Component: 150 - total flux cleaned = 0.0059823 Jy ! Component: 200 - total flux cleaned = 0.00360965 Jy ! Total flux subtracted in 200 components = 0.00360965 Jy ! Clean residual min=-0.011294 max=0.019436 Jy/beam ! Clean residual mean=0.000576 rms=0.004770 Jy/beam ! Combined flux in latest and established models = 8.00883 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 8.00883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220638Jy sigma=0.002318 ! Fit after self-cal, rms=0.220492Jy sigma=0.002316 ! 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=0.220492Jy sigma=0.002316 ! Fit after self-cal, rms=0.220203Jy sigma=0.002312 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9016 mas, bmaj=8.788 mas, bpa=-6.463 degrees ! Estimated noise=2512.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00251662 Jy ! Component: 100 - total flux cleaned = 0.00360455 Jy ! Component: 150 - total flux cleaned = 0.00487989 Jy ! Component: 200 - total flux cleaned = 0.0054357 Jy ! Total flux subtracted in 200 components = 0.0054357 Jy ! Clean residual min=-0.010423 max=0.013799 Jy/beam ! Clean residual mean=0.000419 rms=0.003573 Jy/beam ! Combined flux in latest and established models = 8.01427 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 69 components and 8.01427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219153Jy sigma=0.002301 ! Fit after self-cal, rms=0.219118Jy sigma=0.002300 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131479 Jy ! Component: 100 - total flux cleaned = 0.000458835 Jy ! Component: 150 - total flux cleaned = 0.000264991 Jy ! Component: 200 - total flux cleaned = -0.000371796 Jy ! Total flux subtracted in 200 components = -0.000371796 Jy ! Clean residual min=-0.009797 max=0.011815 Jy/beam ! Clean residual mean=0.000402 rms=0.003223 Jy/beam ! Combined flux in latest and established models = 8.0139 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 8.0139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218800Jy sigma=0.002297 ! Fit after self-cal, rms=0.218782Jy sigma=0.002297 ! 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=0.218782Jy sigma=0.002297 ! Fit after self-cal, rms=0.218682Jy sigma=0.002295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.972 mas, bmaj=12.21 mas, bpa=8.778 degrees ! Estimated noise=3223.41 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00564011 Jy ! Component: 100 - total flux cleaned = -0.0062297 Jy ! Component: 150 - total flux cleaned = -0.00625223 Jy ! Component: 200 - total flux cleaned = -0.00637022 Jy ! Total flux subtracted in 200 components = -0.00637022 Jy ! Clean residual min=-0.008443 max=0.011063 Jy/beam ! Clean residual mean=0.000599 rms=0.003810 Jy/beam ! Combined flux in latest and established models = 8.00752 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 96 components and 8.00753 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218425Jy sigma=0.002293 ! Fit after self-cal, rms=0.218408Jy sigma=0.002293 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 = -0.00130401 Jy ! Component: 100 - total flux cleaned = -0.00189248 Jy ! Component: 150 - total flux cleaned = -0.00232685 Jy ! Component: 200 - total flux cleaned = -0.00256866 Jy ! Total flux subtracted in 200 components = -0.00256866 Jy ! Clean residual min=-0.008532 max=0.011155 Jy/beam ! Clean residual mean=0.000606 rms=0.003705 Jy/beam ! Combined flux in latest and established models = 8.00496 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 113 components and 8.00496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218341Jy sigma=0.002292 ! Fit after self-cal, rms=0.218336Jy sigma=0.002292 ! 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=0.9014 mas, bmaj=8.79 mas, bpa=-6.462 degrees ! Estimated noise=2513.65 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9014 x 8.79 at -6.462 degrees (North through East) ! Clean map min=-0.039257 max=6.9859 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=0.218336Jy sigma=0.002292 ! Fit after self-cal, rms=0.102533Jy sigma=0.001101 ! Inverting map and beam ! Estimated beam: bmin=0.9012 mas, bmaj=8.792 mas, bpa=-6.461 degrees ! Estimated noise=2513.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0015284 Jy ! Component: 100 - total flux cleaned = -0.00299777 Jy ! Component: 150 - total flux cleaned = -0.0031446 Jy ! Component: 200 - total flux cleaned = -0.00315018 Jy ! Total flux subtracted in 200 components = -0.00315018 Jy ! Clean residual min=-0.010445 max=0.009340 Jy/beam ! Clean residual mean=0.000258 rms=0.002840 Jy/beam ! Combined flux in latest and established models = 8.00181 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 144 components and 8.00181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101943Jy sigma=0.001095 ! Fit after self-cal, rms=0.101910Jy sigma=0.001095 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111967 Jy ! Component: 100 - total flux cleaned = 0.00101731 Jy ! Component: 150 - total flux cleaned = 0.000924776 Jy ! Component: 200 - total flux cleaned = 0.000840623 Jy ! Total flux subtracted in 200 components = 0.000840623 Jy ! Clean residual min=-0.009835 max=0.008667 Jy/beam ! Clean residual mean=0.000245 rms=0.002720 Jy/beam ! Combined flux in latest and established models = 8.00265 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 154 components and 8.00265 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101729Jy sigma=0.001093 ! Fit after self-cal, rms=0.101722Jy sigma=0.001093 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101722Jy sigma=0.001093 ! Fit after self-cal, rms=0.101533Jy sigma=0.001091 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=0.7437 mas, bmaj=8.353 mas, bpa=-6.741 degrees ! Estimated noise=4052.82 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.19677 Jy ! Component: 100 - total flux cleaned = 6.56092 Jy ! Component: 150 - total flux cleaned = 7.23916 Jy ! Component: 200 - total flux cleaned = 7.5921 Jy ! Total flux subtracted in 200 components = 7.5921 Jy ! Clean residual min=-0.091420 max=0.167367 Jy/beam ! Clean residual mean=0.002077 rms=0.041501 Jy/beam ! Combined flux in latest and established models = 7.5921 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 22 model components to the UV plane model. ! The established model now contains 22 components and 7.5921 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9013 mas, bmaj=8.791 mas, bpa=-6.46 degrees ! Estimated noise=2513.88 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 = 0.231517 Jy ! Component: 100 - total flux cleaned = 0.328239 Jy ! Component: 150 - total flux cleaned = 0.36871 Jy ! Component: 200 - total flux cleaned = 0.385818 Jy ! Total flux subtracted in 200 components = 0.385818 Jy ! Clean residual min=-0.020934 max=0.019889 Jy/beam ! Clean residual mean=0.000336 rms=0.006800 Jy/beam ! Combined flux in latest and established models = 7.97792 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 38 components and 7.97792 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.973 mas, bmaj=12.21 mas, bpa=8.783 degrees ! Estimated noise=3223.84 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0106117 Jy ! Component: 100 - total flux cleaned = 0.0141871 Jy ! Component: 150 - total flux cleaned = 0.0149336 Jy ! Component: 200 - total flux cleaned = 0.0168684 Jy ! Total flux subtracted in 200 components = 0.0168684 Jy ! Clean residual min=-0.013656 max=0.011038 Jy/beam ! Clean residual mean=0.000362 rms=0.004760 Jy/beam ! Combined flux in latest and established models = 7.99478 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 = 0.00183198 Jy ! Component: 100 - total flux cleaned = 0.00365667 Jy ! Component: 150 - total flux cleaned = 0.00364501 Jy ! Component: 200 - total flux cleaned = 0.0039936 Jy ! Total flux subtracted in 200 components = 0.0039936 Jy ! Clean residual min=-0.013012 max=0.009907 Jy/beam ! Clean residual mean=0.000296 rms=0.004312 Jy/beam ! Combined flux in latest and established models = 7.99878 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 70 components and 7.99878 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9013 mas, bmaj=8.791 mas, bpa=-6.46 degrees ! Estimated noise=2513.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120893 Jy ! Component: 100 - total flux cleaned = 0.00199057 Jy ! Component: 150 - total flux cleaned = 0.00326725 Jy ! Component: 200 - total flux cleaned = 0.00348107 Jy ! Total flux subtracted in 200 components = 0.00348107 Jy ! Clean residual min=-0.008980 max=0.010412 Jy/beam ! Clean residual mean=0.000165 rms=0.003021 Jy/beam ! Combined flux in latest and established models = 8.00226 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 89 components and 8.00226 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101388Jy sigma=0.001089 ! Fit after self-cal, rms=0.101269Jy sigma=0.001087 wmodel J0538-4405_X_2010_10_13_pus_map.mod ! Writing 89 model components to file: J0538-4405_X_2010_10_13_pus_map.mod wobs J0538-4405_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J0538-4405_X_2010_10_13_pus_uvs.fits wwins J0538-4405_X_2010_10_13_pus_map.win ! wwins: Wrote 3 windows to J0538-4405_X_2010_10_13_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 = 0.00119833 Jy ! Component: 100 - total flux cleaned = 0.00238875 Jy ! Component: 150 - total flux cleaned = 0.00359978 Jy ! Component: 200 - total flux cleaned = 0.00482793 Jy ! Component: 250 - total flux cleaned = 0.00571979 Jy ! Component: 300 - total flux cleaned = 0.00654458 Jy ! Component: 350 - total flux cleaned = 0.00750902 Jy ! Component: 400 - total flux cleaned = 0.00858168 Jy ! Component: 450 - total flux cleaned = 0.00950017 Jy ! Component: 500 - total flux cleaned = 0.0104417 Jy ! Component: 550 - total flux cleaned = 0.0114721 Jy ! Component: 600 - total flux cleaned = 0.0123694 Jy ! Component: 650 - total flux cleaned = 0.0128931 Jy ! Component: 700 - total flux cleaned = 0.0131437 Jy ! Component: 750 - total flux cleaned = 0.0132066 Jy ! Component: 800 - total flux cleaned = 0.0133781 Jy ! Component: 850 - total flux cleaned = 0.0134895 Jy ! Component: 900 - total flux cleaned = 0.0136534 Jy ! Component: 950 - total flux cleaned = 0.0137608 Jy ! Component: 1000 - total flux cleaned = 0.0138654 Jy ! Component: 1050 - total flux cleaned = 0.0140193 Jy ! Component: 1100 - total flux cleaned = 0.0140697 Jy ! Component: 1150 - total flux cleaned = 0.0141191 Jy ! Component: 1200 - total flux cleaned = 0.0141673 Jy ! Component: 1250 - total flux cleaned = 0.0137825 Jy ! Component: 1300 - total flux cleaned = 0.0135444 Jy ! Component: 1350 - total flux cleaned = 0.0131678 Jy ! Component: 1400 - total flux cleaned = 0.0128417 Jy ! Component: 1450 - total flux cleaned = 0.0125643 Jy ! Component: 1500 - total flux cleaned = 0.0122439 Jy ! Component: 1550 - total flux cleaned = 0.0119717 Jy ! Component: 1600 - total flux cleaned = 0.0117914 Jy ! Component: 1650 - total flux cleaned = 0.0116558 Jy ! Component: 1700 - total flux cleaned = 0.0114756 Jy ! Component: 1750 - total flux cleaned = 0.0113407 Jy ! Component: 1800 - total flux cleaned = 0.0112057 Jy ! Component: 1850 - total flux cleaned = 0.0110708 Jy ! Component: 1900 - total flux cleaned = 0.0109811 Jy ! Component: 1950 - total flux cleaned = 0.0109363 Jy ! Component: 2000 - total flux cleaned = 0.0108908 Jy ! Total flux subtracted in 2048 components = 0.0108911 Jy ! Clean residual min=-0.002581 max=0.002522 Jy/beam ! Clean residual mean=0.000021 rms=0.000890 Jy/beam ! Combined flux in latest and established models = 8.01315 Jy keep ! Adding 110 model components to the UV plane model. ! The established model now contains 199 components and 8.01315 Jy ![Exited script file: muppet] wmap "J0538-4405_X_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9013 x 8.791 at -6.46 degrees (North through East) ! Clean map min=-0.014056 max=6.9905 Jy/beam ! Writing clean map to FITS file: J0538-4405_X_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 6.99046 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000895765 device "J0538-4405_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0538-4405_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0384423 0.0384423 0.0768847 0.153769 0.307539 0.615077 1.23015 2.46031 4.92062 9.84124 19.6825 39.3649 78.7299 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 6.99 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9013 x 8.791 at -6.46 degrees (North through East) ! Clean map min=-0.014056 max=6.9905 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0538-4405_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J0538-4405_X_2010_10_13_pus_map.gif/vgif' mapplot cln