! Started logfile: J2236+2828_X_2001_03_12_pus_uvs.log on Wed Jan 2 20:04:58 2013 obs J2236+2828_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J2236+2828_X_2001_03_12_pus_uva.fits ! AN table 1: 85 integrations on 136 of 136 possible baselines. ! AN table 2: 376 integrations on 136 of 136 possible baselines. ! AN table 3: 143 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.112778 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2236+2828 ! ! 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 1749 lines of history. ! ! Reading 37056 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 J2236+2828_X_2001_03_12_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 1355 telescope corrections were flagged in sub-array 1. ! A total of 4819 telescope corrections were flagged in sub-array 2. ! A total of 1738 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1355 telescope corrections were flagged in sub-array 1. ! A total of 4819 telescope corrections were flagged in sub-array 2. ! A total of 1738 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1355 telescope corrections were flagged in sub-array 1. ! A total of 4819 telescope corrections were flagged in sub-array 2. ! A total of 1738 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1355 telescope corrections were flagged in sub-array 1. ! A total of 4819 telescope corrections were flagged in sub-array 2. ! A total of 1738 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.675375Jy sigma=0.005491 ! Fit after self-cal, rms=0.479886Jy sigma=0.003761 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.64% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.5395 mas, bmaj=1.138 mas, bpa=1.385 degrees ! Estimated noise=801.354 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 = 0.703657 Jy ! Component: 100 - total flux cleaned = 0.977566 Jy ! Total flux subtracted in 100 components = 0.977566 Jy ! Clean residual min=-0.028174 max=0.122138 Jy/beam ! Clean residual mean=-0.000416 rms=0.009151 Jy/beam ! Combined flux in latest and established models = 0.977566 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.977566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.327637Jy sigma=0.002742 ! Fit after self-cal, rms=0.323826Jy sigma=0.002719 ! Inverting map ! Your choice of large map pixels excluded 5.64% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.13978 Jy ! Component: 100 - total flux cleaned = 0.221012 Jy ! Total flux subtracted in 100 components = 0.221012 Jy ! Clean residual min=-0.021942 max=0.046075 Jy/beam ! Clean residual mean=-0.000175 rms=0.005698 Jy/beam ! Combined flux in latest and established models = 1.19858 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 1.19858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246879Jy sigma=0.001766 ! Fit after self-cal, rms=0.245752Jy sigma=0.001760 ! Inverting map ! Your choice of large map pixels excluded 5.64% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Added new window around map position (0.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0538374 Jy ! Component: 100 - total flux cleaned = 0.0869889 Jy ! Total flux subtracted in 100 components = 0.0869889 Jy ! Clean residual min=-0.021173 max=0.026146 Jy/beam ! Clean residual mean=-0.000080 rms=0.004891 Jy/beam ! Combined flux in latest and established models = 1.28557 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 19 components and 1.28557 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235004Jy sigma=0.001571 ! Fit after self-cal, rms=0.234738Jy sigma=0.001568 ! Inverting map ! Your choice of large map pixels excluded 5.64% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.64% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.6731 mas, bmaj=1.347 mas, bpa=-2.884 degrees ! Estimated noise=461.341 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 (-1.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0352026 Jy ! Component: 100 - total flux cleaned = 0.0569572 Jy ! Component: 150 - total flux cleaned = 0.0712388 Jy ! Component: 200 - total flux cleaned = 0.0766185 Jy ! Total flux subtracted in 200 components = 0.0766185 Jy ! Clean residual min=-0.014460 max=0.019262 Jy/beam ! Clean residual mean=0.000051 rms=0.003448 Jy/beam ! Combined flux in latest and established models = 1.36219 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 33 components and 1.36219 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229535Jy sigma=0.001500 ! Fit after self-cal, rms=0.229240Jy sigma=0.001496 ! Inverting map ! Your choice of large map pixels excluded 5.64% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.10 HH 1.00* HN 1.00* ! KK 1.00* KP 1.04 LA 1.03 MA 1.00* ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WZ 1.00* ! ! A total of 153 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 HH 1.09 HN 1.07 ! KK 0.92 KP 1.01 LA 0.98 MA 0.94 ! MC 1.00* MK 0.93 NL 1.00 ON 1.00* ! OV 0.96 PT 0.97 SC 1.04 TS 1.12 ! WZ 1.02 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.99 HH 1.00* HN 0.95 ! KK 1.03 KP 1.02 LA 0.97 MA 1.05 ! MC 1.00* MK 0.95 NL 0.97 ON 1.00* ! OV 0.96 PT 0.98 SC 0.92 TS 1.00* ! WZ 1.10 ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.09 HH 1.00* HN 1.00* ! KK 1.00* KP 0.97 LA 1.02 MA 1.00* ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WZ 1.00* ! ! A total of 153 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 HH 1.06 HN 1.06 ! KK 0.92 KP 0.96 LA 0.98 MA 0.90 ! MC 1.00* MK 0.93 NL 0.96 ON 1.00* ! OV 0.97 PT 1.01 SC 1.02 TS 1.13 ! WZ 1.03 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.99 HH 1.00* HN 0.95 ! KK 1.03 KP 0.96 LA 0.96 MA 1.03 ! MC 1.00* MK 0.94 NL 0.93 ON 1.00* ! OV 0.97 PT 1.02 SC 0.91 TS 1.00* ! WZ 1.06 ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.08 HH 1.00* HN 1.00* ! KK 1.00* KP 0.99 LA 1.03 MA 1.00* ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WZ 1.00* ! ! A total of 153 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 HH 1.23 HN 1.09 ! KK 0.98 KP 0.94 LA 1.01 MA 0.94 ! MC 1.00* MK 0.95 NL 0.99 ON 1.00* ! OV 1.01 PT 1.05 SC 1.05 TS 1.11 ! WZ 1.05 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.96 HH 1.00* HN 0.96 ! KK 1.11 KP 0.94 LA 0.99 MA 1.15 ! MC 1.00* MK 0.97 NL 0.98 ON 1.00* ! OV 1.01 PT 1.05 SC 0.92 TS 1.00* ! WZ 1.05 ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HH 1.00* HN 1.00* ! KK 1.00* KP 1.00 LA 1.04 MA 1.00* ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WZ 1.00* ! ! A total of 153 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 HH 1.14 HN 1.10 ! KK 0.92 KP 0.96 LA 0.98 MA 0.98 ! MC 1.00* MK 0.99 NL 1.01 ON 1.00* ! OV 1.00 PT 1.04 SC 1.11 TS 1.10 ! WZ 1.09 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.96 HH 1.00* HN 0.97 ! KK 1.06 KP 0.96 LA 0.97 MA 1.17 ! MC 1.00* MK 1.00 NL 0.98 ON 1.00* ! OV 0.99 PT 1.05 SC 0.98 TS 1.00* ! WZ 1.05 ! ! ! Fit before self-cal, rms=0.229240Jy sigma=0.001496 ! Fit after self-cal, rms=0.224225Jy sigma=0.001397 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.6833 mas, bmaj=1.382 mas, bpa=-3.824 degrees ! Estimated noise=463.443 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 = -0.00495787 Jy ! Component: 100 - total flux cleaned = -0.00705622 Jy ! Component: 150 - total flux cleaned = -0.00880141 Jy ! Component: 200 - total flux cleaned = -0.00957722 Jy ! Total flux subtracted in 200 components = -0.00957722 Jy ! Clean residual min=-0.012680 max=0.012539 Jy/beam ! Clean residual mean=-0.000003 rms=0.002590 Jy/beam ! Combined flux in latest and established models = 1.35261 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 49 components and 1.35261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222942Jy sigma=0.001389 ! Fit after self-cal, rms=0.223001Jy sigma=0.001388 ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 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=0.223001Jy sigma=0.001388 ! Fit after self-cal, rms=0.215658Jy sigma=0.001244 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.6778 mas, bmaj=1.385 mas, bpa=-3.779 degrees ! Estimated noise=462.096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0032805 Jy ! Component: 100 - total flux cleaned = -0.00524697 Jy ! Component: 150 - total flux cleaned = -0.00637407 Jy ! Component: 200 - total flux cleaned = -0.00732721 Jy ! Total flux subtracted in 200 components = -0.00732721 Jy ! Clean residual min=-0.005374 max=0.004293 Jy/beam ! Clean residual mean=-0.000025 rms=0.000997 Jy/beam ! Combined flux in latest and established models = 1.34528 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 1.34528 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214829Jy sigma=0.001236 ! Fit after self-cal, rms=0.214848Jy sigma=0.001235 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 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 = -0.000983057 Jy ! Component: 100 - total flux cleaned = -0.00132505 Jy ! Component: 150 - total flux cleaned = -0.00117131 Jy ! Component: 200 - total flux cleaned = -0.00131307 Jy ! Total flux subtracted in 200 components = -0.00131307 Jy ! Clean residual min=-0.004691 max=0.004303 Jy/beam ! Clean residual mean=-0.000027 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 1.34397 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 1.34397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214495Jy sigma=0.001232 ! Fit after self-cal, rms=0.214460Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 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=0.214460Jy sigma=0.001232 ! Fit after self-cal, rms=0.214582Jy sigma=0.001230 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.6768 mas, bmaj=1.385 mas, bpa=-3.881 degrees ! Estimated noise=461.663 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0025079 Jy ! Component: 100 - total flux cleaned = -0.00411056 Jy ! Component: 150 - total flux cleaned = -0.00529117 Jy ! Component: 200 - total flux cleaned = -0.00529224 Jy ! Total flux subtracted in 200 components = -0.00529224 Jy ! Clean residual min=-0.004197 max=0.003423 Jy/beam ! Clean residual mean=-0.000019 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 1.33868 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 1.33868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214131Jy sigma=0.001227 ! Fit after self-cal, rms=0.214096Jy sigma=0.001226 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 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 = -0.000585716 Jy ! Component: 100 - total flux cleaned = -0.000592411 Jy ! Component: 150 - total flux cleaned = -0.000699018 Jy ! Component: 200 - total flux cleaned = -0.000601287 Jy ! Total flux subtracted in 200 components = -0.000601287 Jy ! Clean residual min=-0.004273 max=0.003373 Jy/beam ! Clean residual mean=-0.000020 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 1.33807 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 72 components and 1.33807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213838Jy sigma=0.001225 ! Fit after self-cal, rms=0.213813Jy sigma=0.001224 ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 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=0.213813Jy sigma=0.001224 ! Fit after self-cal, rms=0.213832Jy sigma=0.001224 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=2.321 mas, bmaj=2.768 mas, bpa=-11.13 degrees ! Estimated noise=600.095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00331119 Jy ! Component: 100 - total flux cleaned = -0.00408805 Jy ! Component: 150 - total flux cleaned = -0.00408664 Jy ! Component: 200 - total flux cleaned = -0.00412116 Jy ! Total flux subtracted in 200 components = -0.00412116 Jy ! Clean residual min=-0.003478 max=0.002622 Jy/beam ! Clean residual mean=-0.000041 rms=0.000986 Jy/beam ! Combined flux in latest and established models = 1.33395 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 79 components and 1.33395 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213786Jy sigma=0.001224 ! Fit after self-cal, rms=0.213778Jy sigma=0.001224 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 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 = 0.000167666 Jy ! Component: 100 - total flux cleaned = 0.000170142 Jy ! Component: 150 - total flux cleaned = 0.000144497 Jy ! Component: 200 - total flux cleaned = 0.000101543 Jy ! Total flux subtracted in 200 components = 0.000101543 Jy ! Clean residual min=-0.003505 max=0.002585 Jy/beam ! Clean residual mean=-0.000041 rms=0.000983 Jy/beam ! Combined flux in latest and established models = 1.33405 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 82 components and 1.33405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213768Jy sigma=0.001224 ! Fit after self-cal, rms=0.213762Jy sigma=0.001224 ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 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 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.6765 mas, bmaj=1.384 mas, bpa=-3.956 degrees ! Estimated noise=461.205 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6765 x 1.384 at -3.956 degrees (North through East) ! Clean map min=-0.0033396 max=0.93341 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213762Jy sigma=0.001224 ! Fit after self-cal, rms=0.221113Jy sigma=0.001128 ! Inverting map and beam ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.6763 mas, bmaj=1.384 mas, bpa=-3.985 degrees ! Estimated noise=460.618 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00103676 Jy ! Component: 100 - total flux cleaned = -0.00169236 Jy ! Component: 150 - total flux cleaned = -0.0020253 Jy ! Component: 200 - total flux cleaned = -0.00222131 Jy ! Total flux subtracted in 200 components = -0.00222131 Jy ! Clean residual min=-0.003762 max=0.002781 Jy/beam ! Clean residual mean=-0.000013 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 1.33183 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 1.33183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220895Jy sigma=0.001126 ! Fit after self-cal, rms=0.220872Jy sigma=0.001126 ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000136819 Jy ! Component: 100 - total flux cleaned = -0.000133271 Jy ! Component: 150 - total flux cleaned = -0.000306205 Jy ! Component: 200 - total flux cleaned = -0.000465527 Jy ! Total flux subtracted in 200 components = -0.000465527 Jy ! Clean residual min=-0.003802 max=0.002727 Jy/beam ! Clean residual mean=-0.000014 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 1.33137 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 86 components and 1.33137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220690Jy sigma=0.001125 ! Fit after self-cal, rms=0.220670Jy sigma=0.001124 ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220670Jy sigma=0.001124 ! Fit after self-cal, rms=0.220291Jy sigma=0.001124 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 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.5481 mas, bmaj=1.169 mas, bpa=-0.7707 degrees ! Estimated noise=803.523 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.712371 Jy ! Component: 100 - total flux cleaned = 0.995735 Jy ! Component: 150 - total flux cleaned = 1.1275 Jy ! Component: 200 - total flux cleaned = 1.19599 Jy ! Total flux subtracted in 200 components = 1.19599 Jy ! Clean residual min=-0.009272 max=0.033790 Jy/beam ! Clean residual mean=-0.000153 rms=0.002538 Jy/beam ! Combined flux in latest and established models = 1.19599 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 14 model components to the UV plane model. ! The established model now contains 14 components and 1.19599 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.6764 mas, bmaj=1.385 mas, bpa=-4.023 degrees ! Estimated noise=460.28 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 = 0.0573117 Jy ! Component: 100 - total flux cleaned = 0.0862422 Jy ! Component: 150 - total flux cleaned = 0.103116 Jy ! Component: 200 - total flux cleaned = 0.11362 Jy ! Total flux subtracted in 200 components = 0.11362 Jy ! Clean residual min=-0.003442 max=0.006012 Jy/beam ! Clean residual mean=-0.000057 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 1.30961 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 36 components and 1.30961 Jy ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Added new window around map position (-0.4, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0069479 Jy ! Component: 100 - total flux cleaned = 0.0116935 Jy ! Component: 150 - total flux cleaned = 0.0139902 Jy ! Component: 200 - total flux cleaned = 0.0148521 Jy ! Total flux subtracted in 200 components = 0.0148521 Jy ! Clean residual min=-0.003491 max=0.002893 Jy/beam ! Clean residual mean=-0.000022 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 1.32446 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 52 components and 1.32446 Jy ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 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 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=2.323 mas, bmaj=2.769 mas, bpa=-11.44 degrees ! Estimated noise=598.361 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00282673 Jy ! Component: 100 - total flux cleaned = 0.00407718 Jy ! Component: 150 - total flux cleaned = 0.00437962 Jy ! Component: 200 - total flux cleaned = 0.00446178 Jy ! Total flux subtracted in 200 components = 0.00446178 Jy ! Clean residual min=-0.003179 max=0.002266 Jy/beam ! Clean residual mean=-0.000032 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 1.32892 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 = 7.44265e-05 Jy ! Component: 100 - total flux cleaned = 0.000162924 Jy ! Component: 150 - total flux cleaned = 0.000222681 Jy ! Component: 200 - total flux cleaned = 0.00027696 Jy ! Total flux subtracted in 200 components = 0.00027696 Jy ! Clean residual min=-0.003178 max=0.002239 Jy/beam ! Clean residual mean=-0.000031 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 1.3292 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 78 components and 1.3292 Jy ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.6764 mas, bmaj=1.385 mas, bpa=-4.023 degrees ! Estimated noise=460.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00112083 Jy ! Component: 100 - total flux cleaned = -0.00093005 Jy ! Component: 150 - total flux cleaned = -0.000931819 Jy ! Component: 200 - total flux cleaned = -0.00100832 Jy ! Total flux subtracted in 200 components = -0.00100832 Jy ! Clean residual min=-0.003501 max=0.002607 Jy/beam ! Clean residual mean=-0.000014 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 1.32819 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 83 components and 1.32819 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219792Jy sigma=0.001122 ! Fit after self-cal, rms=0.219678Jy sigma=0.001121 wmodel J2236+2828_X_2001_03_12_pus_map.mod ! Writing 83 model components to file: J2236+2828_X_2001_03_12_pus_map.mod wobs J2236+2828_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J2236+2828_X_2001_03_12_pus_uvs.fits wwins J2236+2828_X_2001_03_12_pus_map.win ! wwins: Wrote 4 windows to J2236+2828_X_2001_03_12_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 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00132 Jy ! Component: 100 - total flux cleaned = -0.00185578 Jy ! Component: 150 - total flux cleaned = -0.00204196 Jy ! Component: 200 - total flux cleaned = -0.00208722 Jy ! Component: 250 - total flux cleaned = -0.00217359 Jy ! Component: 300 - total flux cleaned = -0.00217323 Jy ! Component: 350 - total flux cleaned = -0.00213165 Jy ! Component: 400 - total flux cleaned = -0.00204999 Jy ! Component: 450 - total flux cleaned = -0.00189023 Jy ! Component: 500 - total flux cleaned = -0.00184986 Jy ! Component: 550 - total flux cleaned = -0.00177204 Jy ! Component: 600 - total flux cleaned = -0.00161988 Jy ! Component: 650 - total flux cleaned = -0.00165781 Jy ! Component: 700 - total flux cleaned = -0.00165782 Jy ! Component: 750 - total flux cleaned = -0.00165783 Jy ! Component: 800 - total flux cleaned = -0.00162191 Jy ! Component: 850 - total flux cleaned = -0.00158629 Jy ! Component: 900 - total flux cleaned = -0.00169256 Jy ! Component: 950 - total flux cleaned = -0.00158682 Jy ! Component: 1000 - total flux cleaned = -0.00169132 Jy ! Component: 1050 - total flux cleaned = -0.00165708 Jy ! Component: 1100 - total flux cleaned = -0.0016915 Jy ! Component: 1150 - total flux cleaned = -0.00169117 Jy ! Component: 1200 - total flux cleaned = -0.0017922 Jy ! Component: 1250 - total flux cleaned = -0.00175896 Jy ! Component: 1300 - total flux cleaned = -0.001891 Jy ! Component: 1350 - total flux cleaned = -0.00192349 Jy ! Component: 1400 - total flux cleaned = -0.00195602 Jy ! Component: 1450 - total flux cleaned = -0.00185922 Jy ! Component: 1500 - total flux cleaned = -0.00192346 Jy ! Component: 1550 - total flux cleaned = -0.00201892 Jy ! Component: 1600 - total flux cleaned = -0.00205096 Jy ! Component: 1650 - total flux cleaned = -0.00205104 Jy ! Component: 1700 - total flux cleaned = -0.002082 Jy ! Component: 1750 - total flux cleaned = -0.00208179 Jy ! Component: 1800 - total flux cleaned = -0.00202029 Jy ! Component: 1850 - total flux cleaned = -0.00214246 Jy ! Component: 1900 - total flux cleaned = -0.00214226 Jy ! Component: 1950 - total flux cleaned = -0.00214229 Jy ! Component: 2000 - total flux cleaned = -0.00217226 Jy ! Total flux subtracted in 2048 components = -0.00208312 Jy ! Clean residual min=-0.001676 max=0.001652 Jy/beam ! Clean residual mean=-0.000009 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 1.32611 Jy keep ! Adding 148 model components to the UV plane model. ! The established model now contains 231 components and 1.32611 Jy ![Exited script file: muppet] wmap "J2236+2828_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6764 x 1.385 at -4.023 degrees (North through East) ! Clean map min=-0.0030582 max=0.93278 Jy/beam ! Writing clean map to FITS file: J2236+2828_X_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.932785 invert ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! The y-axis pixel size should ideally be below 0.1898 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000515088 device "J2236+2828_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J2236+2828_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.165661 0.165661 0.331323 0.662645 1.32529 2.65058 5.30116 10.6023 21.2046 42.4093 84.8186 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.932 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6764 x 1.385 at -4.023 degrees (North through East) ! Clean map min=-0.0030582 max=0.93278 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J2236+2828_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 20:05:11 2013