! Started logfile: J0922-3959_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:40:40 2011 obs J0922-3959_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0922-3959_X_2010_06_23_pus_uva.fits ! AN table 1: 37 integrations on 105 of 105 possible baselines. ! AN table 2: 18 integrations on 105 of 105 possible baselines. ! AN table 3: 15 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.124762 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0922-3959 ! ! 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 3588 lines of history. ! ! Reading 3668 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0922-3959_X_2010_06_23_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 = 256x256 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 354 telescope corrections were flagged in sub-array 1. ! A total of 270 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 354 telescope corrections were flagged in sub-array 1. ! A total of 270 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 354 telescope corrections were flagged in sub-array 1. ! A total of 270 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 354 telescope corrections were flagged in sub-array 1. ! A total of 270 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.547891Jy sigma=0.004888 ! Fit after self-cal, rms=0.436208Jy sigma=0.004043 ! 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 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Estimated beam: bmin=0.5663 mas, bmaj=1.719 mas, bpa=0.7737 degrees ! Estimated noise=2242.5 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 = 0.615133 Jy ! Component: 100 - total flux cleaned = 0.840775 Jy ! Total flux subtracted in 100 components = 0.840775 Jy ! Clean residual min=-0.044408 max=0.114750 Jy/beam ! Clean residual mean=0.005866 rms=0.025202 Jy/beam ! Combined flux in latest and established models = 0.840775 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.840775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.327240Jy sigma=0.003408 ! Fit after self-cal, rms=0.326858Jy sigma=0.003405 ! Inverting map ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1963 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 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Estimated beam: bmin=0.7851 mas, bmaj=2.065 mas, bpa=-3.974 degrees ! Estimated noise=1228.73 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 = 0.206504 Jy ! Component: 100 - total flux cleaned = 0.302956 Jy ! Component: 150 - total flux cleaned = 0.349463 Jy ! Component: 200 - total flux cleaned = 0.371911 Jy ! Total flux subtracted in 200 components = 0.371911 Jy ! Clean residual min=-0.034661 max=0.061686 Jy/beam ! Clean residual mean=0.000714 rms=0.017607 Jy/beam ! Combined flux in latest and established models = 1.21269 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 1.21269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209285Jy sigma=0.001837 ! Fit after self-cal, rms=0.208754Jy sigma=0.001835 ! Inverting map ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec 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 1.00* FD 0.96 HN 1.00* KK 1.05 ! KP 0.94 LA 0.92 MA 1.00* MK 1.10 ! NL 1.42 NY 1.00* OV 0.99 PT 0.95 ! SC 1.03 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.94 HN 1.00* KK 1.00* ! KP 0.96 LA 0.94 MA 1.00* MK 1.00* ! NL 1.30 NY 1.00* OV 0.97 PT 0.96 ! SC 1.05 TS 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 1.00* FD 0.97 HN 1.00* KK 1.04 ! KP 0.92 LA 0.96 MA 1.00* MK 1.14 ! NL 1.49 NY 1.00* OV 0.99 PT 0.94 ! SC 1.08 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.92 HN 1.00* KK 1.00* ! KP 0.95 LA 0.98 MA 1.00* MK 1.00* ! NL 1.36 NY 1.00* OV 1.01 PT 0.95 ! SC 1.06 TS 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 1.00* FD 0.96 HN 1.00* KK 1.13 ! KP 0.94 LA 0.96 MA 1.00* MK 0.97 ! NL 1.41 NY 1.00* OV 0.99 PT 0.94 ! SC 1.01 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 HN 1.00* KK 1.00* ! KP 0.96 LA 0.98 MA 1.00* MK 1.00* ! NL 1.29 NY 1.00* OV 0.99 PT 0.94 ! SC 1.02 TS 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 1.00* FD 0.99 HN 1.00* KK 1.07 ! KP 0.94 LA 0.95 MA 1.00* MK 0.93 ! NL 1.47 NY 1.00* OV 0.97 PT 0.95 ! SC 1.04 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.94 HN 1.00* KK 1.00* ! KP 0.97 LA 0.95 MA 1.00* MK 1.00* ! NL 1.33 NY 1.00* OV 1.00 PT 0.98 ! SC 1.04 TS 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.208754Jy sigma=0.001835 ! Fit after self-cal, rms=0.178030Jy sigma=0.001335 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Estimated beam: bmin=0.8161 mas, bmaj=2.221 mas, bpa=-6.142 degrees ! Estimated noise=1268.43 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 = -0.00118069 Jy ! Component: 100 - total flux cleaned = -0.00144042 Jy ! Component: 150 - total flux cleaned = -0.00154548 Jy ! Component: 200 - total flux cleaned = -0.00144386 Jy ! Total flux subtracted in 200 components = -0.00144386 Jy ! Clean residual min=-0.008828 max=0.006981 Jy/beam ! Clean residual mean=-0.000434 rms=0.002432 Jy/beam ! Combined flux in latest and established models = 1.21124 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 1.21124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177655Jy sigma=0.001333 ! Fit after self-cal, rms=0.178304Jy sigma=0.001333 ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec 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=0.178304Jy sigma=0.001333 ! Fit after self-cal, rms=0.178390Jy sigma=0.001333 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Estimated beam: bmin=0.8176 mas, bmaj=2.225 mas, bpa=-6.026 degrees ! Estimated noise=1270.41 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000992276 Jy ! Component: 100 - total flux cleaned = -0.00099593 Jy ! Component: 150 - total flux cleaned = -0.00090052 Jy ! Component: 200 - total flux cleaned = -0.000807935 Jy ! Total flux subtracted in 200 components = -0.000807935 Jy ! Clean residual min=-0.008688 max=0.006934 Jy/beam ! Clean residual mean=-0.000377 rms=0.002381 Jy/beam ! Combined flux in latest and established models = 1.21043 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 1.21043 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178150Jy sigma=0.001332 ! Fit after self-cal, rms=0.178151Jy sigma=0.001332 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec 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 = -2.19119e-06 Jy ! Component: 100 - total flux cleaned = 8.84354e-05 Jy ! Component: 150 - total flux cleaned = 0.000176276 Jy ! Component: 200 - total flux cleaned = 0.0002618 Jy ! Total flux subtracted in 200 components = 0.0002618 Jy ! Clean residual min=-0.008574 max=0.006875 Jy/beam ! Clean residual mean=-0.000382 rms=0.002344 Jy/beam ! Combined flux in latest and established models = 1.2107 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 1.2107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178007Jy sigma=0.001331 ! Fit after self-cal, rms=0.178002Jy sigma=0.001331 ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec 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=0.178002Jy sigma=0.001331 ! Fit after self-cal, rms=0.178113Jy sigma=0.001331 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Estimated beam: bmin=0.8188 mas, bmaj=2.228 mas, bpa=-5.95 degrees ! Estimated noise=1272.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000564944 Jy ! Component: 100 - total flux cleaned = -0.000480396 Jy ! Component: 150 - total flux cleaned = -0.000397919 Jy ! Component: 200 - total flux cleaned = -0.000320061 Jy ! Total flux subtracted in 200 components = -0.000320061 Jy ! Clean residual min=-0.008481 max=0.006884 Jy/beam ! Clean residual mean=-0.000331 rms=0.002322 Jy/beam ! Combined flux in latest and established models = 1.21038 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 1.21038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177961Jy sigma=0.001330 ! Fit after self-cal, rms=0.177955Jy sigma=0.001330 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec 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 = 7.19811e-05 Jy ! Component: 100 - total flux cleaned = 0.000146855 Jy ! Component: 150 - total flux cleaned = 0.000218613 Jy ! Component: 200 - total flux cleaned = 0.000293407 Jy ! Total flux subtracted in 200 components = 0.000293407 Jy ! Clean residual min=-0.008366 max=0.006841 Jy/beam ! Clean residual mean=-0.000337 rms=0.002291 Jy/beam ! Combined flux in latest and established models = 1.21067 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 29 components and 1.21067 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177843Jy sigma=0.001330 ! Fit after self-cal, rms=0.177840Jy sigma=0.001330 ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec 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=0.177840Jy sigma=0.001330 ! Fit after self-cal, rms=0.177930Jy sigma=0.001330 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Estimated beam: bmin=2.717 mas, bmaj=9.984 mas, bpa=-5.214 degrees ! Estimated noise=1572.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000716821 Jy ! Component: 100 - total flux cleaned = -0.000718635 Jy ! Component: 150 - total flux cleaned = -0.000725828 Jy ! Component: 200 - total flux cleaned = -0.000734244 Jy ! Total flux subtracted in 200 components = -0.000734244 Jy ! Clean residual min=-0.004682 max=0.004822 Jy/beam ! Clean residual mean=-0.000571 rms=0.001933 Jy/beam ! Combined flux in latest and established models = 1.20993 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 30 components and 1.20993 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177973Jy sigma=0.001330 ! Fit after self-cal, rms=0.177963Jy sigma=0.001330 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec 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 = -5.15495e-05 Jy ! Component: 100 - total flux cleaned = -5.32581e-05 Jy ! Component: 150 - total flux cleaned = -5.95724e-05 Jy ! Component: 200 - total flux cleaned = -6.7413e-05 Jy ! Total flux subtracted in 200 components = -6.7413e-05 Jy ! Clean residual min=-0.004669 max=0.004831 Jy/beam ! Clean residual mean=-0.000568 rms=0.001933 Jy/beam ! Combined flux in latest and established models = 1.20987 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 30 components and 1.20987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178004Jy sigma=0.001330 ! Fit after self-cal, rms=0.177996Jy sigma=0.001330 ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec 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 ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Estimated beam: bmin=0.8195 mas, bmaj=2.23 mas, bpa=-5.907 degrees ! Estimated noise=1273.01 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8195 x 2.23 at -5.907 degrees (North through East) ! Clean map min=-0.0073503 max=0.75735 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=0.177996Jy sigma=0.001330 ! Fit after self-cal, rms=0.172427Jy sigma=0.001186 ! Inverting map and beam ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Estimated beam: bmin=0.8186 mas, bmaj=2.227 mas, bpa=-6.018 degrees ! Estimated noise=1270.15 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000461313 Jy ! Component: 100 - total flux cleaned = -0.000533197 Jy ! Component: 150 - total flux cleaned = -0.000465102 Jy ! Component: 200 - total flux cleaned = -0.000396635 Jy ! Total flux subtracted in 200 components = -0.000396635 Jy ! Clean residual min=-0.007922 max=0.006542 Jy/beam ! Clean residual mean=-0.000299 rms=0.002239 Jy/beam ! Combined flux in latest and established models = 1.20947 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 30 components and 1.20947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172313Jy sigma=0.001185 ! Fit after self-cal, rms=0.172322Jy sigma=0.001185 ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.16281e-05 Jy ! Component: 100 - total flux cleaned = 9.42722e-05 Jy ! Component: 150 - total flux cleaned = 0.000159364 Jy ! Component: 200 - total flux cleaned = 0.000223163 Jy ! Total flux subtracted in 200 components = 0.000223163 Jy ! Clean residual min=-0.007856 max=0.006489 Jy/beam ! Clean residual mean=-0.000304 rms=0.002215 Jy/beam ! Combined flux in latest and established models = 1.20969 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 30 components and 1.20969 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172238Jy sigma=0.001185 ! Fit after self-cal, rms=0.172235Jy sigma=0.001185 ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172235Jy sigma=0.001185 ! Fit after self-cal, rms=0.172501Jy sigma=0.001185 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 ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Estimated beam: bmin=0.5905 mas, bmaj=1.939 mas, bpa=-3.141 degrees ! Estimated noise=2443.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.669164 Jy ! Component: 100 - total flux cleaned = 0.901676 Jy ! Component: 150 - total flux cleaned = 1.01757 Jy ! Component: 200 - total flux cleaned = 1.08765 Jy ! Total flux subtracted in 200 components = 1.08765 Jy ! Clean residual min=-0.023448 max=0.041395 Jy/beam ! Clean residual mean=0.001934 rms=0.009542 Jy/beam ! Combined flux in latest and established models = 1.08765 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 20 model components to the UV plane model. ! The established model now contains 20 components and 1.08765 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Estimated beam: bmin=0.819 mas, bmaj=2.228 mas, bpa=-6.003 degrees ! Estimated noise=1270.32 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 = 0.0659903 Jy ! Component: 100 - total flux cleaned = 0.0960837 Jy ! Component: 150 - total flux cleaned = 0.109956 Jy ! Component: 200 - total flux cleaned = 0.115031 Jy ! Total flux subtracted in 200 components = 0.115031 Jy ! Clean residual min=-0.010445 max=0.012600 Jy/beam ! Clean residual mean=-0.000162 rms=0.003204 Jy/beam ! Combined flux in latest and established models = 1.20268 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 27 components and 1.20268 Jy ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec 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 ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Estimated beam: bmin=2.716 mas, bmaj=9.969 mas, bpa=-5.232 degrees ! Estimated noise=1570.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280544 Jy ! Component: 100 - total flux cleaned = 0.00285145 Jy ! Component: 150 - total flux cleaned = 0.00285342 Jy ! Component: 200 - total flux cleaned = 0.00285631 Jy ! Total flux subtracted in 200 components = 0.00285631 Jy ! Clean residual min=-0.004670 max=0.005335 Jy/beam ! Clean residual mean=-0.000435 rms=0.001987 Jy/beam ! Combined flux in latest and established models = 1.20554 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 = 4.08319e-05 Jy ! Component: 100 - total flux cleaned = 4.48511e-05 Jy ! Component: 150 - total flux cleaned = 5.02514e-05 Jy ! Component: 200 - total flux cleaned = 8.96489e-05 Jy ! Total flux subtracted in 200 components = 8.96489e-05 Jy ! Clean residual min=-0.004615 max=0.005118 Jy/beam ! Clean residual mean=-0.000438 rms=0.001944 Jy/beam ! Combined flux in latest and established models = 1.20563 Jy ! Adding 4 model components to the UV plane model. ! The established model now contains 27 components and 1.20563 Jy ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! Estimated beam: bmin=0.819 mas, bmaj=2.228 mas, bpa=-6.003 degrees ! Estimated noise=1270.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00116406 Jy ! Component: 100 - total flux cleaned = -0.000769752 Jy ! Component: 150 - total flux cleaned = -0.000227227 Jy ! Component: 200 - total flux cleaned = -0.000222978 Jy ! Total flux subtracted in 200 components = -0.000222978 Jy ! Clean residual min=-0.009765 max=0.011479 Jy/beam ! Clean residual mean=-0.000214 rms=0.002977 Jy/beam ! Combined flux in latest and established models = 1.2054 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 29 components and 1.2054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175188Jy sigma=0.001201 ! Fit after self-cal, rms=0.175361Jy sigma=0.001201 wmodel J0922-3959_X_2010_06_23_pus_map.mod ! Writing 29 model components to file: J0922-3959_X_2010_06_23_pus_map.mod wobs J0922-3959_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0922-3959_X_2010_06_23_pus_uvs.fits wwins J0922-3959_X_2010_06_23_pus_map.win ! wwins: Wrote 1 windows to J0922-3959_X_2010_06_23_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111575 Jy ! Component: 100 - total flux cleaned = -0.000140339 Jy ! Component: 150 - total flux cleaned = -0.000707544 Jy ! Component: 200 - total flux cleaned = -0.00138167 Jy ! Component: 250 - total flux cleaned = -0.00150966 Jy ! Component: 300 - total flux cleaned = -0.00175518 Jy ! Component: 350 - total flux cleaned = -0.00222643 Jy ! Component: 400 - total flux cleaned = -0.00256836 Jy ! Component: 450 - total flux cleaned = -0.00289696 Jy ! Component: 500 - total flux cleaned = -0.00300195 Jy ! Component: 550 - total flux cleaned = -0.00320679 Jy ! Component: 600 - total flux cleaned = -0.00340468 Jy ! Component: 650 - total flux cleaned = -0.00378864 Jy ! Component: 700 - total flux cleaned = -0.00397351 Jy ! Component: 750 - total flux cleaned = -0.00415618 Jy ! Component: 800 - total flux cleaned = -0.00459772 Jy ! Component: 850 - total flux cleaned = -0.00468164 Jy ! Component: 900 - total flux cleaned = -0.00493435 Jy ! Component: 950 - total flux cleaned = -0.00509901 Jy ! Component: 1000 - total flux cleaned = -0.00541895 Jy ! Total flux subtracted in 1024 components = -0.00541935 Jy ! Clean residual min=-0.004111 max=0.004849 Jy/beam ! Clean residual mean=-0.000087 rms=0.001634 Jy/beam ! Combined flux in latest and established models = 1.19998 Jy keep ! Adding 50 model components to the UV plane model. ! The established model now contains 79 components and 1.19999 Jy ![Exited script file: muppet] wmap "J0922-3959_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.819 x 2.228 at -6.003 degrees (North through East) ! Clean map min=-0.0080895 max=0.77893 Jy/beam ! Writing clean map to FITS file: J0922-3959_X_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.778933 invert ! Inverting map ! Your choice of large map pixels excluded 1.36% of the data. ! The x-axis pixel size should ideally be below 0.1963 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00162134 device "J0922-3959_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0922-3959_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.624448 0.624448 1.2489 2.49779 4.99558 9.99117 19.9823 39.9647 79.9293 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0048 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.778 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.819 x 2.228 at -6.003 degrees (North through East) ! Clean map min=-0.0080895 max=0.77893 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0922-3959_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0922-3959_X_2010_06_23_pus_map.gif/vgif' mapplot cln