! Started logfile: J0203+1134_X_2000_03_13_pus_uvs.log on Mon Apr 1 13:23:00 2013 obs J0203+1134_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0203+1134_X_2000_03_13_pus_uva.fits ! AN table 1: 426 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.155584 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0203+1134 ! ! 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 2382 lines of history. ! ! Reading 50372 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 J0203+1134_X_2000_03_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 6007 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6007 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6007 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6007 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.679827Jy sigma=0.006079 ! Fit after self-cal, rms=0.631039Jy sigma=0.005600 ! 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 1.32% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.4854 mas, bmaj=1.243 mas, bpa=-10.44 degrees ! Estimated noise=872.64 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 = 0.283441 Jy ! Component: 100 - total flux cleaned = 0.382636 Jy ! Total flux subtracted in 100 components = 0.382636 Jy ! Clean residual min=-0.021471 max=0.058411 Jy/beam ! Clean residual mean=-0.000119 rms=0.005734 Jy/beam ! Combined flux in latest and established models = 0.382636 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.382636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208893Jy sigma=0.001897 ! Fit after self-cal, rms=0.207832Jy sigma=0.001892 ! Inverting map ! Your choice of large map pixels excluded 1.32% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Added new window around map position (-0.6, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0615639 Jy ! Component: 100 - total flux cleaned = 0.0954233 Jy ! Total flux subtracted in 100 components = 0.0954233 Jy ! Clean residual min=-0.014544 max=0.026856 Jy/beam ! Clean residual mean=-0.000065 rms=0.003411 Jy/beam ! Combined flux in latest and established models = 0.478059 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 0.47806 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180183Jy sigma=0.001501 ! Fit after self-cal, rms=0.178461Jy sigma=0.001490 ! Inverting map ! Your choice of large map pixels excluded 1.32% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0264815 Jy ! Component: 100 - total flux cleaned = 0.0451748 Jy ! Total flux subtracted in 100 components = 0.0451748 Jy ! Clean residual min=-0.011710 max=0.016721 Jy/beam ! Clean residual mean=-0.000038 rms=0.002483 Jy/beam ! Combined flux in latest and established models = 0.523234 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.523234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171031Jy sigma=0.001365 ! Fit after self-cal, rms=0.170736Jy sigma=0.001363 ! Inverting map ! Your choice of large map pixels excluded 1.32% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158328 Jy ! Component: 100 - total flux cleaned = 0.0275843 Jy ! Total flux subtracted in 100 components = 0.0275843 Jy ! Clean residual min=-0.010526 max=0.013432 Jy/beam ! Clean residual mean=-0.000023 rms=0.002107 Jy/beam ! Combined flux in latest and established models = 0.550818 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 33 components and 0.550818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167711Jy sigma=0.001309 ! Fit after self-cal, rms=0.167513Jy sigma=0.001308 ! Inverting map ! Your choice of large map pixels excluded 1.32% of the data. ! The x-axis pixel size should ideally be below 0.1918 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 1.32% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.5927 mas, bmaj=1.555 mas, bpa=-9.838 degrees ! Estimated noise=352.938 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 = 0.0246329 Jy ! Component: 100 - total flux cleaned = 0.0386921 Jy ! Component: 150 - total flux cleaned = 0.0474349 Jy ! Component: 200 - total flux cleaned = 0.0528053 Jy ! Total flux subtracted in 200 components = 0.0528053 Jy ! Clean residual min=-0.005810 max=0.011080 Jy/beam ! Clean residual mean=-0.000005 rms=0.001641 Jy/beam ! Combined flux in latest and established models = 0.603624 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 50 components and 0.603624 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164852Jy sigma=0.001254 ! Fit after self-cal, rms=0.164614Jy sigma=0.001252 ! Inverting map ! Your choice of large map pixels excluded 1.32% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 GC 1.13 KP 1.01 ! LA 1.00 NL 0.99 OV 0.98 PT 1.00 ! SC 0.97 WF 1.04 HH 1.00* KK 1.00* ! MA 0.97 MC 1.07 MK 1.00* NY 0.95 ! ON 1.00* TS 1.00* WZ 1.00 HN 1.00* ! ! ! Correcting IF 2. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 GC 1.11 KP 0.98 ! LA 0.96 NL 1.02 OV 0.97 PT 0.97 ! SC 0.95 WF 1.05 HH 1.00* KK 1.00* ! MA 0.98 MC 1.09 MK 1.00* NY 1.00 ! ON 1.00* TS 1.00* WZ 0.99 HN 1.00* ! ! ! Correcting IF 3. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.15 KP 1.00 ! LA 0.96 NL 0.98 OV 1.00 PT 1.00 ! SC 0.98 WF 1.08 HH 1.00* KK 1.00* ! MA 1.01 MC 1.08 MK 1.00* NY 1.04 ! ON 1.00* TS 1.00* WZ 0.99 HN 1.00* ! ! ! Correcting IF 4. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 GC 1.15 KP 0.99 ! LA 0.98 NL 1.00 OV 1.00 PT 1.02 ! SC 1.02 WF 1.08 HH 1.00* KK 1.00* ! MA 0.99 MC 1.08 MK 1.00* NY 1.04 ! ON 1.00* TS 1.00* WZ 0.99 HN 1.00* ! ! ! Fit before self-cal, rms=0.164614Jy sigma=0.001252 ! Fit after self-cal, rms=0.166603Jy sigma=0.001236 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.5989 mas, bmaj=1.561 mas, bpa=-9.901 degrees ! Estimated noise=354.197 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 = -0.00383604 Jy ! Component: 100 - total flux cleaned = -0.00431108 Jy ! Component: 150 - total flux cleaned = -0.00455846 Jy ! Component: 200 - total flux cleaned = -0.00456109 Jy ! Total flux subtracted in 200 components = -0.00456109 Jy ! Clean residual min=-0.003946 max=0.004314 Jy/beam ! Clean residual mean=0.000004 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.599063 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 57 components and 0.599063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166407Jy sigma=0.001234 ! Fit after self-cal, rms=0.166415Jy sigma=0.001234 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Added new window around map position (-1.6, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212776 Jy ! Component: 100 - total flux cleaned = 0.00192245 Jy ! Component: 150 - total flux cleaned = 0.00192471 Jy ! Component: 200 - total flux cleaned = 0.00199708 Jy ! Total flux subtracted in 200 components = 0.00199708 Jy ! Clean residual min=-0.003507 max=0.003096 Jy/beam ! Clean residual mean=0.000007 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.60106 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 67 components and 0.60106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166269Jy sigma=0.001232 ! Fit after self-cal, rms=0.166234Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 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=0.166234Jy sigma=0.001232 ! Fit after self-cal, rms=0.166906Jy sigma=0.001231 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.6025 mas, bmaj=1.558 mas, bpa=-9.89 degrees ! Estimated noise=354.474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00215589 Jy ! Component: 100 - total flux cleaned = -0.00225228 Jy ! Component: 150 - total flux cleaned = -0.00217625 Jy ! Component: 200 - total flux cleaned = -0.00205341 Jy ! Total flux subtracted in 200 components = -0.00205341 Jy ! Clean residual min=-0.002889 max=0.002702 Jy/beam ! Clean residual mean=0.000003 rms=0.000635 Jy/beam ! Combined flux in latest and established models = 0.599006 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 0.599006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166802Jy sigma=0.001231 ! Fit after self-cal, rms=0.166802Jy sigma=0.001230 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 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 = 0.000704004 Jy ! Component: 100 - total flux cleaned = 0.000758226 Jy ! Component: 150 - total flux cleaned = 0.000755123 Jy ! Component: 200 - total flux cleaned = 0.00075507 Jy ! Total flux subtracted in 200 components = 0.00075507 Jy ! Clean residual min=-0.002620 max=0.002579 Jy/beam ! Clean residual mean=0.000004 rms=0.000611 Jy/beam ! Combined flux in latest and established models = 0.599761 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 71 components and 0.599761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166765Jy sigma=0.001230 ! Fit after self-cal, rms=0.166753Jy sigma=0.001230 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Added new window around map position (8.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193206 Jy ! Component: 100 - total flux cleaned = 0.00199195 Jy ! Component: 150 - total flux cleaned = 0.0019411 Jy ! Component: 200 - total flux cleaned = 0.00185561 Jy ! Total flux subtracted in 200 components = 0.00185561 Jy ! Clean residual min=-0.002504 max=0.002148 Jy/beam ! Clean residual mean=0.000006 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.601617 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 0.601617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166710Jy sigma=0.001230 ! Fit after self-cal, rms=0.166704Jy sigma=0.001230 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 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=0.166704Jy sigma=0.001230 ! Fit after self-cal, rms=0.167178Jy sigma=0.001229 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.6049 mas, bmaj=1.556 mas, bpa=-9.878 degrees ! Estimated noise=354.491 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00184009 Jy ! Component: 100 - total flux cleaned = -0.00188368 Jy ! Component: 150 - total flux cleaned = -0.00205459 Jy ! Component: 200 - total flux cleaned = -0.00217301 Jy ! Total flux subtracted in 200 components = -0.00217301 Jy ! Clean residual min=-0.002165 max=0.001974 Jy/beam ! Clean residual mean=0.000003 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.599444 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 86 components and 0.599444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167139Jy sigma=0.001229 ! Fit after self-cal, rms=0.167140Jy sigma=0.001229 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 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 = 0.000197829 Jy ! Component: 100 - total flux cleaned = 0.000124578 Jy ! Component: 150 - total flux cleaned = 5.51512e-05 Jy ! Component: 200 - total flux cleaned = 5.51121e-05 Jy ! Total flux subtracted in 200 components = 5.51121e-05 Jy ! Clean residual min=-0.002068 max=0.001957 Jy/beam ! Clean residual mean=0.000003 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.599499 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 90 components and 0.599499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167124Jy sigma=0.001229 ! Fit after self-cal, rms=0.167119Jy sigma=0.001229 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 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=0.167119Jy sigma=0.001229 ! Fit after self-cal, rms=0.167199Jy sigma=0.001229 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=2.519 mas, bmaj=2.953 mas, bpa=-22.8 degrees ! Estimated noise=447.547 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00135204 Jy ! Component: 100 - total flux cleaned = -0.001591 Jy ! Component: 150 - total flux cleaned = -0.00164539 Jy ! Component: 200 - total flux cleaned = -0.00164374 Jy ! Total flux subtracted in 200 components = -0.00164374 Jy ! Clean residual min=-0.001752 max=0.002079 Jy/beam ! Clean residual mean=0.000007 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.597855 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 95 components and 0.597855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167186Jy sigma=0.001228 ! Fit after self-cal, rms=0.167180Jy sigma=0.001228 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 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 = 4.13718e-05 Jy ! Component: 100 - total flux cleaned = 6.25957e-05 Jy ! Component: 150 - total flux cleaned = 4.31377e-05 Jy ! Component: 200 - total flux cleaned = 2.65459e-05 Jy ! Total flux subtracted in 200 components = 2.65459e-05 Jy ! Clean residual min=-0.001739 max=0.002036 Jy/beam ! Clean residual mean=0.000007 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.597882 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 98 components and 0.597882 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167174Jy sigma=0.001228 ! Fit after self-cal, rms=0.167169Jy sigma=0.001228 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.6064 mas, bmaj=1.556 mas, bpa=-9.868 degrees ! Estimated noise=354.313 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6064 x 1.556 at -9.868 degrees (North through East) ! Clean map min=-0.0016879 max=0.39404 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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.4918 mas, bmaj=1.235 mas, bpa=-10.5 degrees ! Estimated noise=908.799 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.291835 Jy ! Component: 100 - total flux cleaned = 0.401064 Jy ! Component: 150 - total flux cleaned = 0.458502 Jy ! Component: 200 - total flux cleaned = 0.492028 Jy ! Total flux subtracted in 200 components = 0.492028 Jy ! Clean residual min=-0.008175 max=0.017883 Jy/beam ! Clean residual mean=-0.000057 rms=0.002523 Jy/beam ! Combined flux in latest and established models = 0.492028 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.492028 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.6064 mas, bmaj=1.556 mas, bpa=-9.868 degrees ! Estimated noise=354.313 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 = 0.0429021 Jy ! Component: 100 - total flux cleaned = 0.0666622 Jy ! Component: 150 - total flux cleaned = 0.0808202 Jy ! Component: 200 - total flux cleaned = 0.089609 Jy ! Total flux subtracted in 200 components = 0.089609 Jy ! Clean residual min=-0.003111 max=0.005127 Jy/beam ! Clean residual mean=-0.000027 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 0.581637 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 50 components and 0.581637 Jy ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Added new window around map position (0.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00582129 Jy ! Component: 100 - total flux cleaned = 0.00974258 Jy ! Component: 150 - total flux cleaned = 0.0125947 Jy ! Component: 200 - total flux cleaned = 0.0146327 Jy ! Total flux subtracted in 200 components = 0.0146327 Jy ! Clean residual min=-0.002245 max=0.001959 Jy/beam ! Clean residual mean=-0.000003 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.596269 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 66 components and 0.596269 Jy ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=2.519 mas, bmaj=2.953 mas, bpa=-22.8 degrees ! Estimated noise=447.547 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125134 Jy ! Component: 100 - total flux cleaned = 0.00108678 Jy ! Component: 150 - total flux cleaned = 0.000892813 Jy ! Component: 200 - total flux cleaned = 0.000728819 Jy ! Total flux subtracted in 200 components = 0.000728819 Jy ! Clean residual min=-0.001934 max=0.001926 Jy/beam ! Clean residual mean=0.000002 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.596998 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 = -0.000160693 Jy ! Component: 100 - total flux cleaned = -0.000258941 Jy ! Component: 150 - total flux cleaned = -0.000362317 Jy ! Component: 200 - total flux cleaned = -0.000453796 Jy ! Total flux subtracted in 200 components = -0.000453796 Jy ! Clean residual min=-0.001859 max=0.001842 Jy/beam ! Clean residual mean=0.000002 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.596544 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 88 components and 0.596544 Jy ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.6064 mas, bmaj=1.556 mas, bpa=-9.868 degrees ! Estimated noise=354.313 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000283956 Jy ! Component: 100 - total flux cleaned = -0.000336604 Jy ! Component: 150 - total flux cleaned = -0.000384234 Jy ! Component: 200 - total flux cleaned = -0.00047223 Jy ! Total flux subtracted in 200 components = -0.00047223 Jy ! Clean residual min=-0.001999 max=0.001853 Jy/beam ! Clean residual mean=-0.000000 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.596072 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 99 components and 0.596072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167192Jy sigma=0.001228 ! Fit after self-cal, rms=0.167162Jy sigma=0.001228 wmodel J0203+1134_X_2000_03_13_pus_map.mod ! Writing 99 model components to file: J0203+1134_X_2000_03_13_pus_map.mod wobs J0203+1134_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0203+1134_X_2000_03_13_pus_uvs.fits wwins J0203+1134_X_2000_03_13_pus_map.win ! wwins: Wrote 5 windows to J0203+1134_X_2000_03_13_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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000141377 Jy ! Component: 100 - total flux cleaned = -4.73191e-05 Jy ! Component: 150 - total flux cleaned = 0.000131278 Jy ! Component: 200 - total flux cleaned = 0.000245034 Jy ! Component: 250 - total flux cleaned = 0.000466648 Jy ! Component: 300 - total flux cleaned = 0.000601946 Jy ! Component: 350 - total flux cleaned = 0.000733673 Jy ! Component: 400 - total flux cleaned = 0.000888024 Jy ! Component: 450 - total flux cleaned = 0.00101335 Jy ! Component: 500 - total flux cleaned = 0.00113642 Jy ! Component: 550 - total flux cleaned = 0.00116051 Jy ! Component: 600 - total flux cleaned = 0.00132834 Jy ! Component: 650 - total flux cleaned = 0.00146994 Jy ! Component: 700 - total flux cleaned = 0.00151617 Jy ! Component: 750 - total flux cleaned = 0.00151638 Jy ! Component: 800 - total flux cleaned = 0.00151668 Jy ! Component: 850 - total flux cleaned = 0.00156131 Jy ! Component: 900 - total flux cleaned = 0.00167082 Jy ! Component: 950 - total flux cleaned = 0.00169222 Jy ! Component: 1000 - total flux cleaned = 0.00169197 Jy ! Component: 1050 - total flux cleaned = 0.0016706 Jy ! Component: 1100 - total flux cleaned = 0.00162861 Jy ! Component: 1150 - total flux cleaned = 0.0015663 Jy ! Component: 1200 - total flux cleaned = 0.00152528 Jy ! Component: 1250 - total flux cleaned = 0.00150534 Jy ! Component: 1300 - total flux cleaned = 0.00150531 Jy ! Component: 1350 - total flux cleaned = 0.00148502 Jy ! Component: 1400 - total flux cleaned = 0.00144551 Jy ! Component: 1450 - total flux cleaned = 0.00134835 Jy ! Component: 1500 - total flux cleaned = 0.00134877 Jy ! Component: 1550 - total flux cleaned = 0.00138688 Jy ! Component: 1600 - total flux cleaned = 0.00129206 Jy ! Component: 1650 - total flux cleaned = 0.00131111 Jy ! Component: 1700 - total flux cleaned = 0.00125528 Jy ! Component: 1750 - total flux cleaned = 0.00125518 Jy ! Component: 1800 - total flux cleaned = 0.00116379 Jy ! Component: 1850 - total flux cleaned = 0.00118213 Jy ! Component: 1900 - total flux cleaned = 0.0011282 Jy ! Component: 1950 - total flux cleaned = 0.00109251 Jy ! Component: 2000 - total flux cleaned = 0.00100389 Jy ! Total flux subtracted in 2048 components = 0.000933811 Jy ! Clean residual min=-0.001084 max=0.001046 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.597006 Jy keep ! Adding 151 model components to the UV plane model. ! The established model now contains 250 components and 0.597006 Jy ![Exited script file: muppet] wmap "J0203+1134_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6064 x 1.556 at -9.868 degrees (North through East) ! Clean map min=-0.001526 max=0.39599 Jy/beam ! Writing clean map to FITS file: J0203+1134_X_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.395993 invert ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000317473 device "J0203+1134_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0203+1134_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.240514 0.240514 0.481028 0.962056 1.92411 3.84822 7.69645 15.3929 30.7858 61.5716 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.395 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6064 x 1.556 at -9.868 degrees (North through East) ! Clean map min=-0.001526 max=0.39599 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0203+1134_X_2000_03_13_pus_uvs.log closed on Mon Apr 1 13:23:15 2013