! Started logfile: J0732+2548_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:26:00 2011 obs J0732+2548_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0732+2548_X_2009_04_21_pus_uva.fits ! AN table 1: 68 integrations on 120 of 120 possible baselines. ! AN table 2: 26 integrations on 120 of 120 possible baselines. ! AN table 3: 187 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.295018 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0732+2548 ! ! 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 2445 lines of history. ! ! Reading 39792 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 J0732+2548_X_2009_04_21_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 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 992 telescope corrections were flagged in sub-array 1. ! A total of 416 telescope corrections were flagged in sub-array 2. ! A total of 1213 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 992 telescope corrections were flagged in sub-array 1. ! A total of 416 telescope corrections were flagged in sub-array 2. ! A total of 1213 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 992 telescope corrections were flagged in sub-array 1. ! A total of 416 telescope corrections were flagged in sub-array 2. ! A total of 1213 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 992 telescope corrections were flagged in sub-array 1. ! A total of 416 telescope corrections were flagged in sub-array 2. ! A total of 1213 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.834378Jy sigma=0.006693 ! Fit after self-cal, rms=0.788024Jy sigma=0.006337 ! 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 2.44% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Estimated beam: bmin=0.5451 mas, bmaj=0.9986 mas, bpa=-19.4 degrees ! Estimated noise=1054.02 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 = 0.173232 Jy ! Component: 100 - total flux cleaned = 0.223195 Jy ! Total flux subtracted in 100 components = 0.223195 Jy ! Clean residual min=-0.010002 max=0.021986 Jy/beam ! Clean residual mean=0.000281 rms=0.003003 Jy/beam ! Combined flux in latest and established models = 0.223195 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.223195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187447Jy sigma=0.001310 ! Fit after self-cal, rms=0.187289Jy sigma=0.001309 ! Inverting map ! Your choice of large map pixels excluded 2.44% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Added new window around map position (0, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025985 Jy ! Component: 100 - total flux cleaned = 0.0419046 Jy ! Total flux subtracted in 100 components = 0.0419046 Jy ! Clean residual min=-0.007063 max=0.012170 Jy/beam ! Clean residual mean=0.000205 rms=0.002033 Jy/beam ! Combined flux in latest and established models = 0.265099 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 19 components and 0.265099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182817Jy sigma=0.001246 ! Fit after self-cal, rms=0.182731Jy sigma=0.001246 ! Inverting map ! Your choice of large map pixels excluded 2.44% of the data. ! The x-axis pixel size should ideally be below 0.1752 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 2.44% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Estimated beam: bmin=0.675 mas, bmaj=1.219 mas, bpa=-14.34 degrees ! Estimated noise=451.563 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 = 0.0187736 Jy ! Component: 100 - total flux cleaned = 0.0306852 Jy ! Component: 150 - total flux cleaned = 0.0388534 Jy ! Component: 200 - total flux cleaned = 0.0445461 Jy ! Total flux subtracted in 200 components = 0.0445461 Jy ! Clean residual min=-0.005232 max=0.008695 Jy/beam ! Clean residual mean=0.000303 rms=0.001528 Jy/beam ! Combined flux in latest and established models = 0.309645 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 37 components and 0.309645 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181065Jy sigma=0.001219 ! Fit after self-cal, rms=0.180988Jy sigma=0.001218 ! Inverting map ! Your choice of large map pixels excluded 2.44% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.98 HN 1.12 KB 0.89 ! KK 0.99 KP 0.96 LA 0.93 MK 1.00 ! NL 0.98 NY 1.00 OV 1.02 PT 0.97 ! SC 1.02 TS 0.88 WZ 1.05 ZC 1.00* ! ! ! Correcting IF 2. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00 HN 1.18 KB 0.93 ! KK 0.95 KP 0.97 LA 0.95 MK 1.00 ! NL 0.98 NY 0.98 OV 0.98 PT 0.95 ! SC 1.04 TS 0.88 WZ 1.00 ZC 1.00* ! ! ! Correcting IF 3. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00 HN 1.25 KB 0.88 ! KK 0.99 KP 0.97 LA 0.94 MK 1.01 ! NL 1.00 NY 1.01 OV 1.01 PT 0.96 ! SC 1.06 TS 0.96 WZ 0.97 ZC 1.00* ! ! ! Correcting IF 4. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00 HN 1.61 KB 0.88 ! KK 0.94 KP 0.96 LA 0.92 MK 1.01 ! NL 1.01 NY 0.97 OV 1.02 PT 0.95 ! SC 1.08 TS 1.01 WZ 1.03 ZC 1.00* ! ! ! Fit before self-cal, rms=0.180988Jy sigma=0.001218 ! Fit after self-cal, rms=0.196751Jy sigma=0.001209 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Estimated beam: bmin=0.6872 mas, bmaj=1.228 mas, bpa=-14.18 degrees ! Estimated noise=455.357 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 (-1, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00447477 Jy ! Component: 100 - total flux cleaned = 0.00599397 Jy ! Component: 150 - total flux cleaned = 0.00639144 Jy ! Component: 200 - total flux cleaned = 0.00647043 Jy ! Total flux subtracted in 200 components = 0.00647043 Jy ! Clean residual min=-0.003196 max=0.003617 Jy/beam ! Clean residual mean=-0.000024 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.316116 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 56 components and 0.316116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196592Jy sigma=0.001207 ! Fit after self-cal, rms=0.196777Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Added new window around map position (-14.4, 25.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00227405 Jy ! Component: 100 - total flux cleaned = 0.00249696 Jy ! Component: 150 - total flux cleaned = 0.00249687 Jy ! Component: 200 - total flux cleaned = 0.00255408 Jy ! Total flux subtracted in 200 components = 0.00255408 Jy ! Clean residual min=-0.002981 max=0.002974 Jy/beam ! Clean residual mean=-0.000027 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.31867 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.31867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196710Jy sigma=0.001206 ! Fit after self-cal, rms=0.196692Jy sigma=0.001206 ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 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=0.196692Jy sigma=0.001206 ! Fit after self-cal, rms=0.196923Jy sigma=0.001206 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Estimated beam: bmin=0.687 mas, bmaj=1.227 mas, bpa=-14.01 degrees ! Estimated noise=454.048 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114839 Jy ! Component: 100 - total flux cleaned = 0.00201781 Jy ! Component: 150 - total flux cleaned = 0.00241364 Jy ! Component: 200 - total flux cleaned = 0.00258364 Jy ! Total flux subtracted in 200 components = 0.00258364 Jy ! Clean residual min=-0.002566 max=0.002609 Jy/beam ! Clean residual mean=-0.000022 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.321254 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 73 components and 0.321254 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196887Jy sigma=0.001205 ! Fit after self-cal, rms=0.196878Jy sigma=0.001205 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 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) ! Added new window around map position (-5.2, 14.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133035 Jy ! Component: 100 - total flux cleaned = 0.00137519 Jy ! Component: 150 - total flux cleaned = 0.00156477 Jy ! Component: 200 - total flux cleaned = 0.00169262 Jy ! Total flux subtracted in 200 components = 0.00169262 Jy ! Clean residual min=-0.002394 max=0.002547 Jy/beam ! Clean residual mean=-0.000029 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.322946 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.322946 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196842Jy sigma=0.001205 ! Fit after self-cal, rms=0.196833Jy sigma=0.001205 ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Added new window around map position (0.6, -7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234214 Jy ! Component: 100 - total flux cleaned = 0.00288184 Jy ! Component: 150 - total flux cleaned = 0.00311596 Jy ! Component: 200 - total flux cleaned = 0.00328795 Jy ! Total flux subtracted in 200 components = 0.00328795 Jy ! Clean residual min=-0.002313 max=0.002185 Jy/beam ! Clean residual mean=-0.000045 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.326234 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 94 components and 0.326234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196789Jy sigma=0.001205 ! Fit after self-cal, rms=0.196784Jy sigma=0.001205 ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 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=0.196784Jy sigma=0.001205 ! Fit after self-cal, rms=0.196773Jy sigma=0.001205 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Estimated beam: bmin=0.6869 mas, bmaj=1.226 mas, bpa=-13.97 degrees ! Estimated noise=453.345 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00068667 Jy ! Component: 100 - total flux cleaned = 0.0010201 Jy ! Component: 150 - total flux cleaned = 0.00124466 Jy ! Component: 200 - total flux cleaned = 0.00131452 Jy ! Total flux subtracted in 200 components = 0.00131452 Jy ! Clean residual min=-0.002158 max=0.001983 Jy/beam ! Clean residual mean=-0.000016 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.327549 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 99 components and 0.327549 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196754Jy sigma=0.001205 ! Fit after self-cal, rms=0.196752Jy sigma=0.001205 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 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 = 0.000179802 Jy ! Component: 100 - total flux cleaned = 0.000278277 Jy ! Component: 150 - total flux cleaned = 0.000340438 Jy ! Component: 200 - total flux cleaned = 0.000401142 Jy ! Total flux subtracted in 200 components = 0.000401142 Jy ! Clean residual min=-0.002119 max=0.001988 Jy/beam ! Clean residual mean=-0.000017 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.32795 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 107 components and 0.32795 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196739Jy sigma=0.001204 ! Fit after self-cal, rms=0.196738Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 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=0.196738Jy sigma=0.001204 ! Fit after self-cal, rms=0.196756Jy sigma=0.001204 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Estimated beam: bmin=2.079 mas, bmaj=2.886 mas, bpa=1.421 degrees ! Estimated noise=621.287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000862304 Jy ! Component: 100 - total flux cleaned = 0.000859526 Jy ! Component: 150 - total flux cleaned = 0.000896712 Jy ! Component: 200 - total flux cleaned = 0.000927421 Jy ! Total flux subtracted in 200 components = 0.000927421 Jy ! Clean residual min=-0.002539 max=0.002346 Jy/beam ! Clean residual mean=-0.000044 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.328877 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 118 components and 0.328877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196756Jy sigma=0.001204 ! Fit after self-cal, rms=0.196754Jy sigma=0.001204 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 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 = 3.26549e-05 Jy ! Component: 100 - total flux cleaned = 3.40451e-05 Jy ! Component: 150 - total flux cleaned = 8.24705e-06 Jy ! Component: 200 - total flux cleaned = -4.05523e-05 Jy ! Total flux subtracted in 200 components = -4.05523e-05 Jy ! Clean residual min=-0.002442 max=0.002368 Jy/beam ! Clean residual mean=-0.000046 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 0.328837 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 123 components and 0.328837 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196759Jy sigma=0.001204 ! Fit after self-cal, rms=0.196757Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 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 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Estimated beam: bmin=0.6868 mas, bmaj=1.226 mas, bpa=-13.96 degrees ! Estimated noise=453.26 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6868 x 1.226 at -13.96 degrees (North through East) ! Clean map min=-0.0019447 max=0.22646 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 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Estimated beam: bmin=0.5603 mas, bmaj=0.9927 mas, bpa=-18.06 degrees ! Estimated noise=1079.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.173786 Jy ! Component: 100 - total flux cleaned = 0.226507 Jy ! Component: 150 - total flux cleaned = 0.252682 Jy ! Component: 200 - total flux cleaned = 0.268327 Jy ! Total flux subtracted in 200 components = 0.268327 Jy ! Clean residual min=-0.006401 max=0.008251 Jy/beam ! Clean residual mean=0.000120 rms=0.001714 Jy/beam ! Combined flux in latest and established models = 0.268327 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.268327 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Estimated beam: bmin=0.6868 mas, bmaj=1.226 mas, bpa=-13.96 degrees ! Estimated noise=453.26 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 = 0.0156539 Jy ! Component: 100 - total flux cleaned = 0.0255594 Jy ! Component: 150 - total flux cleaned = 0.0324865 Jy ! Component: 200 - total flux cleaned = 0.0375985 Jy ! Total flux subtracted in 200 components = 0.0375985 Jy ! Clean residual min=-0.002564 max=0.004720 Jy/beam ! Clean residual mean=0.000094 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.305925 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 44 components and 0.305926 Jy ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Added new window around map position (0.6, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00457346 Jy ! Component: 100 - total flux cleaned = 0.00786416 Jy ! Component: 150 - total flux cleaned = 0.0105801 Jy ! Component: 200 - total flux cleaned = 0.0128883 Jy ! Total flux subtracted in 200 components = 0.0128883 Jy ! Clean residual min=-0.002182 max=0.002391 Jy/beam ! Clean residual mean=0.000031 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.318814 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 68 components and 0.318814 Jy ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 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 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Estimated beam: bmin=2.079 mas, bmaj=2.886 mas, bpa=1.421 degrees ! Estimated noise=621.287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381901 Jy ! Component: 100 - total flux cleaned = 0.00599524 Jy ! Component: 150 - total flux cleaned = 0.00702421 Jy ! Component: 200 - total flux cleaned = 0.00754156 Jy ! Total flux subtracted in 200 components = 0.00754156 Jy ! Clean residual min=-0.002769 max=0.002333 Jy/beam ! Clean residual mean=-0.000020 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.326355 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 = 0.000438223 Jy ! Component: 100 - total flux cleaned = 0.000848738 Jy ! Component: 150 - total flux cleaned = 0.00110823 Jy ! Component: 200 - total flux cleaned = 0.00125296 Jy ! Total flux subtracted in 200 components = 0.00125296 Jy ! Clean residual min=-0.002638 max=0.002141 Jy/beam ! Clean residual mean=-0.000040 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.327608 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 105 components and 0.327608 Jy ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! Estimated beam: bmin=0.6868 mas, bmaj=1.226 mas, bpa=-13.96 degrees ! Estimated noise=453.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00043628 Jy ! Component: 100 - total flux cleaned = -0.000324985 Jy ! Component: 150 - total flux cleaned = -0.000130361 Jy ! Component: 200 - total flux cleaned = -2.66498e-06 Jy ! Total flux subtracted in 200 components = -2.66498e-06 Jy ! Clean residual min=-0.001787 max=0.002025 Jy/beam ! Clean residual mean=-0.000013 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.327605 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 117 components and 0.327605 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196767Jy sigma=0.001205 ! Fit after self-cal, rms=0.196734Jy sigma=0.001204 wmodel J0732+2548_X_2009_04_21_pus_map.mod ! Writing 117 model components to file: J0732+2548_X_2009_04_21_pus_map.mod wobs J0732+2548_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0732+2548_X_2009_04_21_pus_uvs.fits wwins J0732+2548_X_2009_04_21_pus_map.win ! wwins: Wrote 7 windows to J0732+2548_X_2009_04_21_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000182813 Jy ! Component: 100 - total flux cleaned = 0.000378017 Jy ! Component: 150 - total flux cleaned = 0.000346876 Jy ! Component: 200 - total flux cleaned = 0.000286186 Jy ! Component: 250 - total flux cleaned = 0.000226599 Jy ! Component: 300 - total flux cleaned = 0.000226603 Jy ! Component: 350 - total flux cleaned = 0.000197668 Jy ! Component: 400 - total flux cleaned = 0.000225708 Jy ! Component: 450 - total flux cleaned = 0.000198318 Jy ! Component: 500 - total flux cleaned = 0.00025283 Jy ! Component: 550 - total flux cleaned = 0.000279948 Jy ! Component: 600 - total flux cleaned = 0.000280295 Jy ! Component: 650 - total flux cleaned = 0.000358145 Jy ! Component: 700 - total flux cleaned = 0.000332018 Jy ! Component: 750 - total flux cleaned = 0.000256521 Jy ! Component: 800 - total flux cleaned = 0.000181824 Jy ! Component: 850 - total flux cleaned = 0.000207067 Jy ! Component: 900 - total flux cleaned = 0.000133868 Jy ! Component: 950 - total flux cleaned = 0.000133651 Jy ! Component: 1000 - total flux cleaned = 3.83586e-05 Jy ! Component: 1050 - total flux cleaned = -3.18994e-05 Jy ! Component: 1100 - total flux cleaned = -5.48633e-05 Jy ! Component: 1150 - total flux cleaned = -3.17481e-05 Jy ! Component: 1200 - total flux cleaned = -7.76227e-05 Jy ! Component: 1250 - total flux cleaned = -0.000122661 Jy ! Component: 1300 - total flux cleaned = -5.5807e-05 Jy ! Component: 1350 - total flux cleaned = -0.000188959 Jy ! Component: 1400 - total flux cleaned = -0.000144751 Jy ! Component: 1450 - total flux cleaned = -0.000166658 Jy ! Component: 1500 - total flux cleaned = -0.000274135 Jy ! Component: 1550 - total flux cleaned = -0.000209779 Jy ! Component: 1600 - total flux cleaned = -0.000188594 Jy ! Component: 1650 - total flux cleaned = -0.000272459 Jy ! Component: 1700 - total flux cleaned = -0.000251611 Jy ! Component: 1750 - total flux cleaned = -0.000251505 Jy ! Component: 1800 - total flux cleaned = -0.000271813 Jy ! Component: 1850 - total flux cleaned = -0.000291799 Jy ! Component: 1900 - total flux cleaned = -0.000231031 Jy ! Component: 1950 - total flux cleaned = -0.000230982 Jy ! Component: 2000 - total flux cleaned = -0.000230939 Jy ! Total flux subtracted in 2048 components = -0.000270196 Jy ! Clean residual min=-0.001334 max=0.001418 Jy/beam ! Clean residual mean=-0.000008 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.327335 Jy keep ! Adding 144 model components to the UV plane model. ! The established model now contains 261 components and 0.327335 Jy ![Exited script file: muppet] wmap "J0732+2548_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6868 x 1.226 at -13.96 degrees (North through East) ! Clean map min=-0.0017999 max=0.2277 Jy/beam ! Writing clean map to FITS file: J0732+2548_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.227704 invert ! Inverting map ! Your choice of large map pixels excluded 2.47% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000346429 device "J0732+2548_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0732+2548_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.456421 0.456421 0.912842 1.82568 3.65137 7.30273 14.6055 29.2109 58.4219 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.227 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6868 x 1.226 at -13.96 degrees (North through East) ! Clean map min=-0.0017999 max=0.2277 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0732+2548_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0732+2548_X_2009_04_21_pus_map.gif/vgif' mapplot cln