! Started logfile: J1854+7351_X_2003_07_09_pus_uvs.log on Sun Apr 7 16:42:52 2013 obs J1854+7351_X_2003_07_09_pus_uva.fits ! Reading UV FITS file: J1854+7351_X_2003_07_09_pus_uva.fits ! AN table 1: 208 integrations on 171 of 171 possible baselines. ! AN table 2: 20 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.288448 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1854+7351 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1874 lines of history. ! ! Reading 44984 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 J1854+7351_X_2003_07_09_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 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 2142 telescope corrections were flagged in sub-array 1. ! A total of 273 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2142 telescope corrections were flagged in sub-array 1. ! A total of 273 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2186 telescope corrections were flagged in sub-array 1. ! A total of 273 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2192 telescope corrections were flagged in sub-array 1. ! A total of 273 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.894369Jy sigma=0.006499 ! Fit after self-cal, rms=0.755261Jy sigma=0.005442 ! 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 2.4% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.5298 mas, bmaj=0.6849 mas, bpa=63.58 degrees ! Estimated noise=1111.29 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 = 0.207085 Jy ! Component: 100 - total flux cleaned = 0.272096 Jy ! Total flux subtracted in 100 components = 0.272096 Jy ! Clean residual min=-0.013181 max=0.040743 Jy/beam ! Clean residual mean=-0.000002 rms=0.003229 Jy/beam ! Combined flux in latest and established models = 0.272096 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.272096 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202521Jy sigma=0.001333 ! Fit after self-cal, rms=0.202458Jy sigma=0.001333 ! Inverting map ! Your choice of large map pixels excluded 2.4% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Added new window around map position (0.6, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0402699 Jy ! Component: 100 - total flux cleaned = 0.0643542 Jy ! Total flux subtracted in 100 components = 0.0643542 Jy ! Clean residual min=-0.008792 max=0.016345 Jy/beam ! Clean residual mean=-0.000003 rms=0.002175 Jy/beam ! Combined flux in latest and established models = 0.33645 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.33645 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193187Jy sigma=0.001238 ! Fit after self-cal, rms=0.192603Jy sigma=0.001234 ! Inverting map ! Your choice of large map pixels excluded 2.4% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0182777 Jy ! Component: 100 - total flux cleaned = 0.0296705 Jy ! Total flux subtracted in 100 components = 0.0296705 Jy ! Clean residual min=-0.007080 max=0.010142 Jy/beam ! Clean residual mean=-0.000004 rms=0.001764 Jy/beam ! Combined flux in latest and established models = 0.366121 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.366121 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190541Jy sigma=0.001211 ! Fit after self-cal, rms=0.190402Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 2.4% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 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 2.4% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.6472 mas, bmaj=0.8186 mas, bpa=70.98 degrees ! Estimated noise=488.266 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 (0.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143189 Jy ! Component: 100 - total flux cleaned = 0.0224602 Jy ! Component: 150 - total flux cleaned = 0.0280471 Jy ! Component: 200 - total flux cleaned = 0.0320317 Jy ! Total flux subtracted in 200 components = 0.0320317 Jy ! Clean residual min=-0.004850 max=0.010715 Jy/beam ! Clean residual mean=0.000068 rms=0.001608 Jy/beam ! Combined flux in latest and established models = 0.398153 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 0.398152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189489Jy sigma=0.001199 ! Fit after self-cal, rms=0.189381Jy sigma=0.001198 ! Inverting map ! Your choice of large map pixels excluded 2.4% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Added new window around map position (2.4, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117925 Jy ! Component: 100 - total flux cleaned = 0.0189655 Jy ! Component: 150 - total flux cleaned = 0.0239039 Jy ! Component: 200 - total flux cleaned = 0.0277473 Jy ! Total flux subtracted in 200 components = 0.0277473 Jy ! Clean residual min=-0.004991 max=0.005084 Jy/beam ! Clean residual mean=0.000035 rms=0.001058 Jy/beam ! Combined flux in latest and established models = 0.4259 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 48 components and 0.4259 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188634Jy sigma=0.001191 ! Fit after self-cal, rms=0.188563Jy sigma=0.001190 ! Inverting map ! Your choice of large map pixels excluded 2.4% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 GC 1.00 GG 1.00* ! HN 0.96 KP 1.02 LA 0.98 MA 1.04 ! MK 1.00* NL 0.99 NY 1.01 ON 0.99 ! OV 1.00 PT 0.98 SC 1.01 TC 1.00* ! TS 0.95 WF 1.00* WZ 1.12 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.02 GC 1.00* GG 1.00* ! HN 1.06 KP 1.02 LA 0.97 MA 1.00* ! MK 1.00* NL 1.03 NY 1.00* ON 1.00* ! OV 0.92 PT 0.93 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 GC 1.06 GG 1.00* ! HN 0.97 KP 1.01 LA 0.98 MA 0.93 ! MK 1.00* NL 0.98 NY 1.05 ON 1.03 ! OV 0.99 PT 1.03 SC 1.03 TC 1.00* ! TS 0.98 WF 1.00* WZ 1.14 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.05 GC 1.00* GG 1.00* ! HN 1.01 KP 1.04 LA 0.97 MA 1.00* ! MK 1.00* NL 1.00 NY 1.00* ON 1.00* ! OV 0.98 PT 0.97 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 GC 1.00 GG 1.00* ! HN 0.94 KP 1.00 LA 0.99 MA 1.00 ! MK 1.00* NL 1.03 NY 1.05 ON 1.02 ! OV 1.04 PT 0.97 SC 0.99 TC 1.00* ! TS 0.96 WF 1.00* WZ 1.08 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HN 1.10 KP 1.04 LA 1.05 MA 1.00* ! MK 1.00* NL 1.03 NY 1.00* ON 1.00* ! OV 1.01 PT 0.97 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 GC 0.98 GG 1.00* ! HN 1.00 KP 1.00 LA 0.95 MA 0.97 ! MK 1.00* NL 1.00 NY 1.04 ON 0.94 ! OV 1.00 PT 0.97 SC 1.04 TC 1.00* ! TS 0.95 WF 1.00* WZ 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GC 1.00* GG 1.00* ! HN 1.10 KP 1.04 LA 1.05 MA 1.00* ! MK 1.00* NL 0.98 NY 1.00* ON 1.00* ! OV 0.95 PT 0.97 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.188563Jy sigma=0.001190 ! Fit after self-cal, rms=0.187518Jy sigma=0.001187 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.6509 mas, bmaj=0.8148 mas, bpa=68.76 degrees ! Estimated noise=488.915 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 (1.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00414711 Jy ! Component: 100 - total flux cleaned = 0.00568525 Jy ! Component: 150 - total flux cleaned = 0.00704531 Jy ! Component: 200 - total flux cleaned = 0.00798957 Jy ! Total flux subtracted in 200 components = 0.00798957 Jy ! Clean residual min=-0.003162 max=0.003888 Jy/beam ! Clean residual mean=0.000013 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.433889 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 60 components and 0.433889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187376Jy sigma=0.001186 ! Fit after self-cal, rms=0.187410Jy sigma=0.001186 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Added new window around map position (4.2, 4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0031053 Jy ! Component: 100 - total flux cleaned = 0.00446265 Jy ! Component: 150 - total flux cleaned = 0.00565567 Jy ! Component: 200 - total flux cleaned = 0.00660777 Jy ! Total flux subtracted in 200 components = 0.00660777 Jy ! Clean residual min=-0.002906 max=0.002766 Jy/beam ! Clean residual mean=0.000010 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.440497 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 74 components and 0.440497 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187318Jy sigma=0.001185 ! Fit after self-cal, rms=0.187311Jy sigma=0.001185 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 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=0.187311Jy sigma=0.001185 ! Fit after self-cal, rms=0.187731Jy sigma=0.001185 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.6521 mas, bmaj=0.8132 mas, bpa=68.08 degrees ! Estimated noise=488.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000153266 Jy ! Component: 100 - total flux cleaned = 0.00118306 Jy ! Component: 150 - total flux cleaned = 0.00205652 Jy ! Component: 200 - total flux cleaned = 0.00276154 Jy ! Total flux subtracted in 200 components = 0.00276154 Jy ! Clean residual min=-0.002820 max=0.002462 Jy/beam ! Clean residual mean=0.000010 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.443259 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 82 components and 0.443259 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187685Jy sigma=0.001184 ! Fit after self-cal, rms=0.187691Jy sigma=0.001184 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 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 = 0.000303096 Jy ! Component: 100 - total flux cleaned = 0.000760478 Jy ! Component: 150 - total flux cleaned = 0.000969487 Jy ! Component: 200 - total flux cleaned = 0.00116407 Jy ! Total flux subtracted in 200 components = 0.00116407 Jy ! Clean residual min=-0.002781 max=0.002377 Jy/beam ! Clean residual mean=0.000009 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.444423 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 93 components and 0.444423 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187667Jy sigma=0.001184 ! Fit after self-cal, rms=0.187665Jy sigma=0.001184 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 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=0.187665Jy sigma=0.001184 ! Fit after self-cal, rms=0.188067Jy sigma=0.001184 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.6531 mas, bmaj=0.8125 mas, bpa=67.59 degrees ! Estimated noise=488.244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000649511 Jy ! Component: 100 - total flux cleaned = -0.00043474 Jy ! Component: 150 - total flux cleaned = -0.000241527 Jy ! Component: 200 - total flux cleaned = -0.000134263 Jy ! Total flux subtracted in 200 components = -0.000134263 Jy ! Clean residual min=-0.002717 max=0.002318 Jy/beam ! Clean residual mean=0.000009 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.444288 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 101 components and 0.444289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188044Jy sigma=0.001184 ! Fit after self-cal, rms=0.188048Jy sigma=0.001184 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.46897e-06 Jy ! Component: 100 - total flux cleaned = 0.000166505 Jy ! Component: 150 - total flux cleaned = 0.000295811 Jy ! Component: 200 - total flux cleaned = 0.00038778 Jy ! Total flux subtracted in 200 components = 0.00038778 Jy ! Clean residual min=-0.002690 max=0.002288 Jy/beam ! Clean residual mean=0.000009 rms=0.000602 Jy/beam ! Combined flux in latest and established models = 0.444676 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 104 components and 0.444676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188034Jy sigma=0.001184 ! Fit after self-cal, rms=0.188032Jy sigma=0.001184 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 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=0.188032Jy sigma=0.001184 ! Fit after self-cal, rms=0.188276Jy sigma=0.001184 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=2.033 mas, bmaj=3.324 mas, bpa=-28.63 degrees ! Estimated noise=733.408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000877549 Jy ! Component: 100 - total flux cleaned = 0.000875785 Jy ! Component: 150 - total flux cleaned = 0.00087795 Jy ! Component: 200 - total flux cleaned = 0.00087866 Jy ! Total flux subtracted in 200 components = 0.00087866 Jy ! Clean residual min=-0.003951 max=0.002959 Jy/beam ! Clean residual mean=0.000025 rms=0.000943 Jy/beam ! Combined flux in latest and established models = 0.445555 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 108 components and 0.445555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188267Jy sigma=0.001184 ! Fit after self-cal, rms=0.188263Jy sigma=0.001184 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 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 = 0.000205209 Jy ! Component: 100 - total flux cleaned = 0.00020841 Jy ! Component: 150 - total flux cleaned = 0.000247887 Jy ! Component: 200 - total flux cleaned = 0.000285996 Jy ! Total flux subtracted in 200 components = 0.000285996 Jy ! Clean residual min=-0.003792 max=0.002806 Jy/beam ! Clean residual mean=0.000025 rms=0.000909 Jy/beam ! Combined flux in latest and established models = 0.445841 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 109 components and 0.445841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188263Jy sigma=0.001184 ! Fit after self-cal, rms=0.188258Jy sigma=0.001184 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 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 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.6538 mas, bmaj=0.8121 mas, bpa=67.23 degrees ! Estimated noise=487.891 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6538 x 0.8121 at 67.23 degrees (North through East) ! Clean map min=-0.0022197 max=0.26577 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 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.5307 mas, bmaj=0.6792 mas, bpa=59.13 degrees ! Estimated noise=1089.82 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.206665 Jy ! Component: 100 - total flux cleaned = 0.274745 Jy ! Component: 150 - total flux cleaned = 0.31364 Jy ! Component: 200 - total flux cleaned = 0.337992 Jy ! Total flux subtracted in 200 components = 0.337992 Jy ! Clean residual min=-0.007209 max=0.013204 Jy/beam ! Clean residual mean=-0.000003 rms=0.001847 Jy/beam ! Combined flux in latest and established models = 0.337992 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.337992 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.6538 mas, bmaj=0.8121 mas, bpa=67.23 degrees ! Estimated noise=487.891 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 = 0.0225661 Jy ! Component: 100 - total flux cleaned = 0.0374227 Jy ! Component: 150 - total flux cleaned = 0.0488177 Jy ! Component: 200 - total flux cleaned = 0.0579709 Jy ! Total flux subtracted in 200 components = 0.0579709 Jy ! Clean residual min=-0.003752 max=0.005806 Jy/beam ! Clean residual mean=0.000078 rms=0.001279 Jy/beam ! Combined flux in latest and established models = 0.395963 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 38 components and 0.395963 Jy ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Added new window around map position (1.4, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00752104 Jy ! Component: 100 - total flux cleaned = 0.0137151 Jy ! Component: 150 - total flux cleaned = 0.0189019 Jy ! Component: 200 - total flux cleaned = 0.0232605 Jy ! Total flux subtracted in 200 components = 0.0232605 Jy ! Clean residual min=-0.002949 max=0.003497 Jy/beam ! Clean residual mean=0.000043 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.419223 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 60 components and 0.419223 Jy ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 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 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=2.033 mas, bmaj=3.324 mas, bpa=-28.63 degrees ! Estimated noise=733.408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00960737 Jy ! Component: 100 - total flux cleaned = 0.0154224 Jy ! Component: 150 - total flux cleaned = 0.0192635 Jy ! Component: 200 - total flux cleaned = 0.021905 Jy ! Total flux subtracted in 200 components = 0.021905 Jy ! Clean residual min=-0.003342 max=0.002833 Jy/beam ! Clean residual mean=0.000045 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 0.441128 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 = 0.00184052 Jy ! Component: 100 - total flux cleaned = 0.00245909 Jy ! Component: 150 - total flux cleaned = 0.00293342 Jy ! Component: 200 - total flux cleaned = 0.00329589 Jy ! Total flux subtracted in 200 components = 0.00329589 Jy ! Clean residual min=-0.003314 max=0.002886 Jy/beam ! Clean residual mean=0.000031 rms=0.000910 Jy/beam ! Combined flux in latest and established models = 0.444424 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 108 components and 0.444424 Jy ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.6538 mas, bmaj=0.8121 mas, bpa=67.23 degrees ! Estimated noise=487.891 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000302682 Jy ! Component: 100 - total flux cleaned = 0.000699044 Jy ! Component: 150 - total flux cleaned = 0.00086782 Jy ! Component: 200 - total flux cleaned = 0.00111618 Jy ! Total flux subtracted in 200 components = 0.00111618 Jy ! Clean residual min=-0.002541 max=0.002198 Jy/beam ! Clean residual mean=0.000007 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.44554 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 120 components and 0.44554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188271Jy sigma=0.001184 ! Fit after self-cal, rms=0.188229Jy sigma=0.001184 wmodel J1854+7351_X_2003_07_09_pus_map.mod ! Writing 120 model components to file: J1854+7351_X_2003_07_09_pus_map.mod wobs J1854+7351_X_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J1854+7351_X_2003_07_09_pus_uvs.fits wwins J1854+7351_X_2003_07_09_pus_map.win ! wwins: Wrote 7 windows to J1854+7351_X_2003_07_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000497032 Jy ! Component: 100 - total flux cleaned = -0.000774556 Jy ! Component: 150 - total flux cleaned = -0.00100413 Jy ! Component: 200 - total flux cleaned = -0.00122561 Jy ! Component: 250 - total flux cleaned = -0.00140509 Jy ! Component: 300 - total flux cleaned = -0.00154507 Jy ! Component: 350 - total flux cleaned = -0.00137083 Jy ! Component: 400 - total flux cleaned = -0.00123403 Jy ! Component: 450 - total flux cleaned = -0.00120028 Jy ! Component: 500 - total flux cleaned = -0.00113375 Jy ! Component: 550 - total flux cleaned = -0.00106805 Jy ! Component: 600 - total flux cleaned = -0.0010034 Jy ! Component: 650 - total flux cleaned = -0.000875217 Jy ! Component: 700 - total flux cleaned = -0.000875359 Jy ! Component: 750 - total flux cleaned = -0.000812338 Jy ! Component: 800 - total flux cleaned = -0.00065773 Jy ! Component: 850 - total flux cleaned = -0.000658242 Jy ! Component: 900 - total flux cleaned = -0.00068855 Jy ! Component: 950 - total flux cleaned = -0.000598391 Jy ! Component: 1000 - total flux cleaned = -0.000658144 Jy ! Component: 1050 - total flux cleaned = -0.000629052 Jy ! Component: 1100 - total flux cleaned = -0.000658101 Jy ! Component: 1150 - total flux cleaned = -0.000600285 Jy ! Component: 1200 - total flux cleaned = -0.000743974 Jy ! Component: 1250 - total flux cleaned = -0.000743796 Jy ! Component: 1300 - total flux cleaned = -0.000743716 Jy ! Component: 1350 - total flux cleaned = -0.000799871 Jy ! Component: 1400 - total flux cleaned = -0.000827794 Jy ! Component: 1450 - total flux cleaned = -0.000910329 Jy ! Component: 1500 - total flux cleaned = -0.00102029 Jy ! Component: 1550 - total flux cleaned = -0.00102014 Jy ! Component: 1600 - total flux cleaned = -0.00112838 Jy ! Component: 1650 - total flux cleaned = -0.00107445 Jy ! Component: 1700 - total flux cleaned = -0.00107448 Jy ! Component: 1750 - total flux cleaned = -0.00123417 Jy ! Component: 1800 - total flux cleaned = -0.0012604 Jy ! Component: 1850 - total flux cleaned = -0.00131276 Jy ! Component: 1900 - total flux cleaned = -0.00126031 Jy ! Component: 1950 - total flux cleaned = -0.00123427 Jy ! Component: 2000 - total flux cleaned = -0.00128586 Jy ! Total flux subtracted in 2048 components = -0.0012856 Jy ! Clean residual min=-0.001423 max=0.001524 Jy/beam ! Clean residual mean=0.000004 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.444255 Jy keep ! Adding 189 model components to the UV plane model. ! The established model now contains 309 components and 0.444255 Jy ![Exited script file: muppet] wmap "J1854+7351_X_2003_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6538 x 0.8121 at 67.23 degrees (North through East) ! Clean map min=-0.0020276 max=0.26514 Jy/beam ! Writing clean map to FITS file: J1854+7351_X_2003_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.265136 invert ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1567 milli-arcsec ! The y-axis pixel size should ideally be below 0.196 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00046023 device "J1854+7351_X_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1854+7351_X_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.520749 0.520749 1.0415 2.08299 4.16599 8.33198 16.664 33.3279 66.6558 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.265 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6538 x 0.8121 at 67.23 degrees (North through East) ! Clean map min=-0.0020276 max=0.26514 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1854+7351_X_2003_07_09_pus_uvs.log closed on Sun Apr 7 16:43:04 2013