! Started logfile: J2307+1450_X_2013_01_09_pus_uvs.log on Mon Nov 3 15:56:27 2014 obs J2307+1450_X_2013_01_09_pus_uva.fits ! Reading UV FITS file: J2307+1450_X_2013_01_09_pus_uva.fits ! AN table 1: 88 integrations on 120 of 120 possible baselines. ! AN table 2: 88 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.413636 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2307+1450 ! ! 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 2998 lines of history. ! ! Reading 34944 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 J2307+1450_X_2013_01_09_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 441 telescope corrections were flagged in sub-array 1. ! A total of 534 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 441 telescope corrections were flagged in sub-array 1. ! A total of 534 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 485 telescope corrections were flagged in sub-array 1. ! A total of 534 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 529 telescope corrections were flagged in sub-array 1. ! A total of 534 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.962097Jy sigma=0.010769 ! Fit after self-cal, rms=0.930468Jy sigma=0.010507 ! 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 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! Estimated beam: bmin=0.5982 mas, bmaj=1.685 mas, bpa=0.6128 degrees ! Estimated noise=631.516 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 = 0.060391 Jy ! Component: 100 - total flux cleaned = 0.0745046 Jy ! Total flux subtracted in 100 components = 0.0745046 Jy ! Clean residual min=-0.004568 max=0.005327 Jy/beam ! Clean residual mean=-0.000020 rms=0.001177 Jy/beam ! Combined flux in latest and established models = 0.0745046 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0745046 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128836Jy sigma=0.001153 ! Fit after self-cal, rms=0.128637Jy sigma=0.001152 ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 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 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! Estimated beam: bmin=0.6927 mas, bmaj=1.896 mas, bpa=1.427 degrees ! Estimated noise=362.417 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 = 0.00628656 Jy ! Component: 100 - total flux cleaned = 0.009049 Jy ! Component: 150 - total flux cleaned = 0.0105522 Jy ! Component: 200 - total flux cleaned = 0.0113875 Jy ! Total flux subtracted in 200 components = 0.0113875 Jy ! Clean residual min=-0.003977 max=0.002584 Jy/beam ! Clean residual mean=-0.000097 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 0.0858921 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 29 components and 0.0858921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128323Jy sigma=0.001148 ! Fit after self-cal, rms=0.128279Jy sigma=0.001148 ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec 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 0.93 FD 1.06 HH 1.00* HN 1.10 ! KP 0.79 LA 1.00 MC 1.00* MK 0.98 ! NL 0.88 NY 1.00* OV 1.03 PT 1.01 ! SC 1.00 TS 1.27 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 0.95 HH 1.00* HN 1.12 ! KP 0.84 LA 1.03 MC 1.00* MK 0.94 ! NL 0.89 NY 1.00* OV 1.04 PT 1.06 ! SC 0.92 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HH 1.00* HN 1.14 ! KP 0.80 LA 1.06 MC 1.00* MK 0.97 ! NL 1.01 NY 1.00* OV 1.06 PT 1.10 ! SC 1.02 TS 1.04 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 0.98 HH 1.00* HN 1.10 ! KP 0.83 LA 1.04 MC 1.00* MK 1.02 ! NL 1.04 NY 1.00* OV 1.04 PT 1.12 ! SC 1.06 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.86 HH 1.00* HN 1.10 ! KP 0.68 LA 1.10 MC 1.00* MK 0.94 ! NL 0.94 NY 1.00* OV 1.00 PT 1.00 ! SC 0.97 TS 1.07 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.14 HH 1.00* HN 1.05 ! KP 0.77 LA 1.02 MC 1.00* MK 1.01 ! NL 0.93 NY 1.00* OV 1.06 PT 1.03 ! SC 0.86 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00* HH 1.00* HN 1.09 ! KP 0.76 LA 1.08 MC 1.00* MK 1.04 ! NL 0.99 NY 1.00* OV 1.02 PT 1.10 ! SC 0.99 TS 1.25 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.91 HH 1.00* HN 1.06 ! KP 0.80 LA 1.09 MC 1.00* MK 0.96 ! NL 1.02 NY 1.00* OV 1.10 PT 1.05 ! SC 1.02 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.128279Jy sigma=0.001148 ! Fit after self-cal, rms=0.125998Jy sigma=0.001140 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! Estimated beam: bmin=0.7049 mas, bmaj=1.896 mas, bpa=1.275 degrees ! Estimated noise=361.581 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 = 0.000192597 Jy ! Component: 100 - total flux cleaned = 0.0001793 Jy ! Component: 150 - total flux cleaned = 0.000168591 Jy ! Component: 200 - total flux cleaned = 0.000177988 Jy ! Total flux subtracted in 200 components = 0.000177988 Jy ! Clean residual min=-0.001800 max=0.001884 Jy/beam ! Clean residual mean=-0.000020 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.0860701 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 33 components and 0.0860701 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125993Jy sigma=0.001140 ! Fit after self-cal, rms=0.126029Jy sigma=0.001140 ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 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=0.126029Jy sigma=0.001140 ! Fit after self-cal, rms=0.126206Jy sigma=0.001139 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! Estimated beam: bmin=0.7059 mas, bmaj=1.895 mas, bpa=1.234 degrees ! Estimated noise=361.212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00016947 Jy ! Component: 100 - total flux cleaned = 0.000169749 Jy ! Component: 150 - total flux cleaned = 0.000148276 Jy ! Component: 200 - total flux cleaned = 0.000148551 Jy ! Total flux subtracted in 200 components = 0.000148551 Jy ! Clean residual min=-0.001782 max=0.001750 Jy/beam ! Clean residual mean=-0.000011 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.0862187 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 34 components and 0.0862187 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126202Jy sigma=0.001139 ! Fit after self-cal, rms=0.126224Jy sigma=0.001139 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 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 = 8.05215e-05 Jy ! Component: 100 - total flux cleaned = 9.25933e-05 Jy ! Component: 150 - total flux cleaned = 8.38901e-05 Jy ! Component: 200 - total flux cleaned = 8.43087e-05 Jy ! Total flux subtracted in 200 components = 8.43087e-05 Jy ! Clean residual min=-0.001772 max=0.001696 Jy/beam ! Clean residual mean=-0.000012 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.086303 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 0.086303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126221Jy sigma=0.001139 ! Fit after self-cal, rms=0.126226Jy sigma=0.001139 ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 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=0.126226Jy sigma=0.001139 ! Fit after self-cal, rms=0.126150Jy sigma=0.001139 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! Estimated beam: bmin=0.7062 mas, bmaj=1.893 mas, bpa=1.185 degrees ! Estimated noise=360.986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.44758e-05 Jy ! Component: 100 - total flux cleaned = 4.50373e-05 Jy ! Component: 150 - total flux cleaned = 3.76876e-05 Jy ! Component: 200 - total flux cleaned = 4.40793e-05 Jy ! Total flux subtracted in 200 components = 4.40793e-05 Jy ! Clean residual min=-0.001756 max=0.001695 Jy/beam ! Clean residual mean=-0.000010 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.0863471 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 36 components and 0.0863471 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126148Jy sigma=0.001139 ! Fit after self-cal, rms=0.126150Jy sigma=0.001139 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 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 = 3.88222e-05 Jy ! Component: 100 - total flux cleaned = 3.12197e-05 Jy ! Component: 150 - total flux cleaned = 3.7518e-05 Jy ! Component: 200 - total flux cleaned = 4.34243e-05 Jy ! Total flux subtracted in 200 components = 4.34243e-05 Jy ! Clean residual min=-0.001751 max=0.001684 Jy/beam ! Clean residual mean=-0.000010 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.0863905 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 37 components and 0.0863905 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126148Jy sigma=0.001139 ! Fit after self-cal, rms=0.126149Jy sigma=0.001139 ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 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=0.126149Jy sigma=0.001139 ! Fit after self-cal, rms=0.126006Jy sigma=0.001139 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! Estimated beam: bmin=2.028 mas, bmaj=2.961 mas, bpa=-5.221 degrees ! Estimated noise=502.529 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000652576 Jy ! Component: 100 - total flux cleaned = 0.000680532 Jy ! Component: 150 - total flux cleaned = 0.000712258 Jy ! Component: 200 - total flux cleaned = 0.000740123 Jy ! Total flux subtracted in 200 components = 0.000740123 Jy ! Clean residual min=-0.001714 max=0.002088 Jy/beam ! Clean residual mean=-0.000035 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.0871306 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 37 components and 0.0871306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126006Jy sigma=0.001139 ! Fit after self-cal, rms=0.126009Jy sigma=0.001139 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 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 = 0.000165749 Jy ! Component: 100 - total flux cleaned = 0.000164049 Jy ! Component: 150 - total flux cleaned = 0.000163306 Jy ! Component: 200 - total flux cleaned = 0.000173353 Jy ! Total flux subtracted in 200 components = 0.000173353 Jy ! Clean residual min=-0.001679 max=0.002024 Jy/beam ! Clean residual mean=-0.000038 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.087304 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 39 components and 0.087304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126010Jy sigma=0.001139 ! Fit after self-cal, rms=0.126012Jy sigma=0.001139 ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 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 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! Estimated beam: bmin=0.7065 mas, bmaj=1.893 mas, bpa=1.145 degrees ! Estimated noise=360.722 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7065 x 1.893 at 1.145 degrees (North through East) ! Clean map min=-0.0016085 max=0.07687 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 ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! Estimated beam: bmin=0.6123 mas, bmaj=1.679 mas, bpa=0.4435 degrees ! Estimated noise=632.123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0603377 Jy ! Component: 100 - total flux cleaned = 0.0742786 Jy ! Component: 150 - total flux cleaned = 0.0800054 Jy ! Component: 200 - total flux cleaned = 0.0831759 Jy ! Total flux subtracted in 200 components = 0.0831759 Jy ! Clean residual min=-0.002959 max=0.003276 Jy/beam ! Clean residual mean=0.000000 rms=0.000858 Jy/beam ! Combined flux in latest and established models = 0.0831759 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0831759 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! Estimated beam: bmin=0.7065 mas, bmaj=1.893 mas, bpa=1.145 degrees ! Estimated noise=360.722 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) ! Added new window around map position (-0.6, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210395 Jy ! Component: 100 - total flux cleaned = 0.00294969 Jy ! Component: 150 - total flux cleaned = 0.003337 Jy ! Component: 200 - total flux cleaned = 0.00339337 Jy ! Total flux subtracted in 200 components = 0.00339337 Jy ! Clean residual min=-0.001770 max=0.001475 Jy/beam ! Clean residual mean=-0.000011 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.0865693 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 33 components and 0.0865692 Jy ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 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 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! Estimated beam: bmin=2.028 mas, bmaj=2.961 mas, bpa=-5.221 degrees ! Estimated noise=502.529 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00067477 Jy ! Component: 100 - total flux cleaned = 0.000864606 Jy ! Component: 150 - total flux cleaned = 0.000895437 Jy ! Component: 200 - total flux cleaned = 0.000930498 Jy ! Total flux subtracted in 200 components = 0.000930498 Jy ! Clean residual min=-0.001645 max=0.001718 Jy/beam ! Clean residual mean=-0.000043 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.0874997 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 = 7.67131e-06 Jy ! Component: 100 - total flux cleaned = 2.89709e-05 Jy ! Component: 150 - total flux cleaned = 4.18992e-05 Jy ! Component: 200 - total flux cleaned = 5.3945e-05 Jy ! Total flux subtracted in 200 components = 5.3945e-05 Jy ! Clean residual min=-0.001636 max=0.001687 Jy/beam ! Clean residual mean=-0.000045 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.0875537 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.0875537 Jy ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! Estimated beam: bmin=0.7065 mas, bmaj=1.893 mas, bpa=1.145 degrees ! Estimated noise=360.722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000227903 Jy ! Component: 100 - total flux cleaned = -0.000287267 Jy ! Component: 150 - total flux cleaned = -0.00032385 Jy ! Component: 200 - total flux cleaned = -0.000339904 Jy ! Total flux subtracted in 200 components = -0.000339904 Jy ! Clean residual min=-0.001711 max=0.001469 Jy/beam ! Clean residual mean=-0.000016 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.0872138 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 57 components and 0.0872138 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126001Jy sigma=0.001139 ! Fit after self-cal, rms=0.125998Jy sigma=0.001139 wmodel J2307+1450_X_2013_01_09_pus_map.mod ! Writing 57 model components to file: J2307+1450_X_2013_01_09_pus_map.mod wobs J2307+1450_X_2013_01_09_pus_uvs.fits ! Writing UV FITS file: J2307+1450_X_2013_01_09_pus_uvs.fits wwins J2307+1450_X_2013_01_09_pus_map.win ! wwins: Wrote 2 windows to J2307+1450_X_2013_01_09_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 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000106606 Jy ! Component: 100 - total flux cleaned = -8.24184e-05 Jy ! Component: 150 - total flux cleaned = -1.47783e-05 Jy ! Component: 200 - total flux cleaned = 0.000158795 Jy ! Component: 250 - total flux cleaned = 0.000241425 Jy ! Component: 300 - total flux cleaned = 0.000241999 Jy ! Component: 350 - total flux cleaned = 0.000280914 Jy ! Component: 400 - total flux cleaned = 0.000262128 Jy ! Component: 450 - total flux cleaned = 0.000279654 Jy ! Component: 500 - total flux cleaned = 0.000314483 Jy ! Component: 550 - total flux cleaned = 0.000382224 Jy ! Component: 600 - total flux cleaned = 0.000448292 Jy ! Component: 650 - total flux cleaned = 0.000528645 Jy ! Component: 700 - total flux cleaned = 0.000560015 Jy ! Component: 750 - total flux cleaned = 0.000591071 Jy ! Component: 800 - total flux cleaned = 0.000606377 Jy ! Component: 850 - total flux cleaned = 0.000606748 Jy ! Component: 900 - total flux cleaned = 0.000606622 Jy ! Component: 950 - total flux cleaned = 0.000549192 Jy ! Component: 1000 - total flux cleaned = 0.000535062 Jy ! Total flux subtracted in 1024 components = 0.000493304 Jy ! Clean residual min=-0.000696 max=0.000842 Jy/beam ! Clean residual mean=-0.000013 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0877071 Jy keep ! Adding 72 model components to the UV plane model. ! The established model now contains 129 components and 0.0877071 Jy ![Exited script file: muppet] wmap "J2307+1450_X_2013_01_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7065 x 1.893 at 1.145 degrees (North through East) ! Clean map min=-0.0013199 max=0.0769 Jy/beam ! Writing clean map to FITS file: J2307+1450_X_2013_01_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0768995 invert ! Inverting map ! Your choice of large map pixels excluded 2.62% of the data. ! The x-axis pixel size should ideally be below 0.1534 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000281775 device "J2307+1450_X_2013_01_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2307+1450_X_2013_01_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.09926 1.09926 2.19851 4.39703 8.79406 17.5881 35.1762 70.3524 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.076 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7065 x 1.893 at 1.145 degrees (North through East) ! Clean map min=-0.0013199 max=0.0769 Jy/beam quit ! Quitting program ! Log file J2307+1450_X_2013_01_09_pus_uvs.log closed on Mon Nov 3 15:56:30 2014