! Started logfile: J2042+7508_X_2013_01_09_pus_uvs.log on Mon Nov 3 15:56:03 2014 obs J2042+7508_X_2013_01_09_pus_uva.fits ! Reading UV FITS file: J2042+7508_X_2013_01_09_pus_uva.fits ! AN table 1: 88 integrations on 120 of 120 possible baselines. ! AN table 2: 88 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.373864 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2042+7508 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2998 lines of history. ! ! Reading 31584 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J2042+7508_X_2013_01_09_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 449 telescope corrections were flagged in sub-array 1. ! A total of 620 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 449 telescope corrections were flagged in sub-array 1. ! A total of 620 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 449 telescope corrections were flagged in sub-array 1. ! A total of 620 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 449 telescope corrections were flagged in sub-array 1. ! A total of 620 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.936220Jy sigma=0.010449 ! Fit after self-cal, rms=0.897881Jy sigma=0.010074 ! 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 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Estimated beam: bmin=0.406 mas, bmaj=0.949 mas, bpa=-43.43 degrees ! Estimated noise=733.446 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 = 0.0746029 Jy ! Component: 100 - total flux cleaned = 0.1023 Jy ! Total flux subtracted in 100 components = 0.1023 Jy ! Clean residual min=-0.007181 max=0.015675 Jy/beam ! Clean residual mean=0.000040 rms=0.002327 Jy/beam ! Combined flux in latest and established models = 0.1023 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.1023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141621Jy sigma=0.001258 ! Fit after self-cal, rms=0.141372Jy sigma=0.001256 ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Added new window around map position (0.2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184714 Jy ! Component: 100 - total flux cleaned = 0.0309682 Jy ! Total flux subtracted in 100 components = 0.0309682 Jy ! Clean residual min=-0.006736 max=0.008500 Jy/beam ! Clean residual mean=0.000022 rms=0.001717 Jy/beam ! Combined flux in latest and established models = 0.133268 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.133268 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136909Jy sigma=0.001200 ! Fit after self-cal, rms=0.136768Jy sigma=0.001199 ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 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 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Estimated beam: bmin=0.5369 mas, bmaj=1.049 mas, bpa=-46.95 degrees ! Estimated noise=373.761 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 = 0.0181867 Jy ! Component: 100 - total flux cleaned = 0.0298601 Jy ! Component: 150 - total flux cleaned = 0.0377167 Jy ! Component: 200 - total flux cleaned = 0.0431367 Jy ! Total flux subtracted in 200 components = 0.0431367 Jy ! Clean residual min=-0.008590 max=0.010100 Jy/beam ! Clean residual mean=-0.000088 rms=0.002149 Jy/beam ! Combined flux in latest and established models = 0.176405 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 24 components and 0.176405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134001Jy sigma=0.001164 ! Fit after self-cal, rms=0.133831Jy sigma=0.001162 ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.52 HH 1.00* HN 0.98 ! KP 0.72 LA 0.97 MC 1.00* MK 1.02 ! NL 1.02 NY 1.00* OV 1.04 PT 0.96 ! SC 1.07 TS 1.17 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.84 HH 1.00* HN 1.12 ! KP 0.72 LA 0.96 MC 1.00* MK 1.00 ! NL 0.96 NY 1.00* OV 1.00* PT 1.00* ! SC 1.03 TS 1.22 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.62 HH 1.00* HN 1.03 ! KP 0.71 LA 0.99 MC 1.00* MK 1.07 ! NL 1.24 NY 1.00* OV 1.05 PT 1.01 ! SC 1.18 TS 0.99 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.89 HH 1.00* HN 1.19 ! KP 0.71 LA 0.97 MC 1.00* MK 1.07 ! NL 1.11 NY 1.00* OV 1.00* PT 1.00* ! SC 1.08 TS 1.07 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.60 HH 1.00* HN 1.00 ! KP 0.63 LA 1.00 MC 1.00* MK 1.04 ! NL 1.11 NY 1.00* OV 1.08 PT 0.95 ! SC 1.06 TS 0.89 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.91 HH 1.00* HN 1.08 ! KP 0.62 LA 0.97 MC 1.00* MK 0.94 ! NL 1.04 NY 1.00* OV 1.00* PT 1.00* ! SC 0.98 TS 0.95 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.53 HH 1.00* HN 0.98 ! KP 0.70 LA 1.04 MC 1.00* MK 1.10 ! NL 1.09 NY 1.00* OV 1.10 PT 1.05 ! SC 1.24 TS 1.06 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.94 HH 1.00* HN 1.05 ! KP 0.68 LA 1.05 MC 1.00* MK 1.01 ! NL 1.04 NY 1.00* OV 1.00* PT 1.00* ! SC 1.08 TS 1.18 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.133831Jy sigma=0.001162 ! Fit after self-cal, rms=0.156585Jy sigma=0.001127 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Estimated beam: bmin=0.5478 mas, bmaj=1.065 mas, bpa=-46.46 degrees ! Estimated noise=372.808 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, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00514062 Jy ! Component: 100 - total flux cleaned = 0.00710404 Jy ! Component: 150 - total flux cleaned = 0.00770406 Jy ! Component: 200 - total flux cleaned = 0.00781198 Jy ! Total flux subtracted in 200 components = 0.00781198 Jy ! Clean residual min=-0.002353 max=0.003027 Jy/beam ! Clean residual mean=0.000052 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.184217 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 40 components and 0.184217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156447Jy sigma=0.001124 ! Fit after self-cal, rms=0.156776Jy sigma=0.001122 ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 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=0.156776Jy sigma=0.001122 ! Fit after self-cal, rms=0.158283Jy sigma=0.001121 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Estimated beam: bmin=0.5475 mas, bmaj=1.064 mas, bpa=-46.51 degrees ! Estimated noise=370.889 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272415 Jy ! Component: 100 - total flux cleaned = 0.00336127 Jy ! Component: 150 - total flux cleaned = 0.003765 Jy ! Component: 200 - total flux cleaned = 0.00394212 Jy ! Total flux subtracted in 200 components = 0.00394212 Jy ! Clean residual min=-0.002085 max=0.002249 Jy/beam ! Clean residual mean=0.000063 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.188159 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 47 components and 0.188159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158235Jy sigma=0.001121 ! Fit after self-cal, rms=0.158248Jy sigma=0.001120 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 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 = 0.000833874 Jy ! Component: 100 - total flux cleaned = 0.000944683 Jy ! Component: 150 - total flux cleaned = 0.000974983 Jy ! Component: 200 - total flux cleaned = 0.000974994 Jy ! Total flux subtracted in 200 components = 0.000974994 Jy ! Clean residual min=-0.002066 max=0.002053 Jy/beam ! Clean residual mean=0.000062 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.189134 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.189134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158234Jy sigma=0.001120 ! Fit after self-cal, rms=0.158234Jy sigma=0.001120 ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 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=0.158234Jy sigma=0.001120 ! Fit after self-cal, rms=0.158767Jy sigma=0.001120 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Estimated beam: bmin=0.5477 mas, bmaj=1.064 mas, bpa=-46.55 degrees ! Estimated noise=370.145 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152096 Jy ! Component: 100 - total flux cleaned = 0.00182121 Jy ! Component: 150 - total flux cleaned = 0.00197171 Jy ! Component: 200 - total flux cleaned = 0.00212463 Jy ! Total flux subtracted in 200 components = 0.00212463 Jy ! Clean residual min=-0.001944 max=0.001786 Jy/beam ! Clean residual mean=0.000057 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.191259 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 55 components and 0.191259 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158750Jy sigma=0.001120 ! Fit after self-cal, rms=0.158749Jy sigma=0.001119 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 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 = 0.000438114 Jy ! Component: 100 - total flux cleaned = 0.000588666 Jy ! Component: 150 - total flux cleaned = 0.00063329 Jy ! Component: 200 - total flux cleaned = 0.000672613 Jy ! Total flux subtracted in 200 components = 0.000672613 Jy ! Clean residual min=-0.001931 max=0.001756 Jy/beam ! Clean residual mean=0.000056 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.191931 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 59 components and 0.191931 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158742Jy sigma=0.001119 ! Fit after self-cal, rms=0.158740Jy sigma=0.001119 ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 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=0.158740Jy sigma=0.001119 ! Fit after self-cal, rms=0.159192Jy sigma=0.001119 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Estimated beam: bmin=1.956 mas, bmaj=3.508 mas, bpa=83.71 degrees ! Estimated noise=589.981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156888 Jy ! Component: 100 - total flux cleaned = 0.00170175 Jy ! Component: 150 - total flux cleaned = 0.00177049 Jy ! Component: 200 - total flux cleaned = 0.00175416 Jy ! Total flux subtracted in 200 components = 0.00175416 Jy ! Clean residual min=-0.002579 max=0.003434 Jy/beam ! Clean residual mean=0.000167 rms=0.000865 Jy/beam ! Combined flux in latest and established models = 0.193685 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 64 components and 0.193685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159192Jy sigma=0.001119 ! Fit after self-cal, rms=0.159195Jy sigma=0.001119 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 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 = 0.000240303 Jy ! Component: 100 - total flux cleaned = 0.00035367 Jy ! Component: 150 - total flux cleaned = 0.000355737 Jy ! Component: 200 - total flux cleaned = 0.000329008 Jy ! Total flux subtracted in 200 components = 0.000329008 Jy ! Clean residual min=-0.002518 max=0.003394 Jy/beam ! Clean residual mean=0.000162 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 0.194014 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 71 components and 0.194014 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159200Jy sigma=0.001119 ! Fit after self-cal, rms=0.159198Jy sigma=0.001119 ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 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 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Estimated beam: bmin=0.5475 mas, bmaj=1.065 mas, bpa=-46.56 degrees ! Estimated noise=369.558 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5475 x 1.065 at -46.56 degrees (North through East) ! Clean map min=-0.0017755 max=0.10346 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 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Estimated beam: bmin=0.4126 mas, bmaj=0.9573 mas, bpa=-43.13 degrees ! Estimated noise=734.452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0736319 Jy ! Component: 100 - total flux cleaned = 0.102884 Jy ! Component: 150 - total flux cleaned = 0.119534 Jy ! Component: 200 - total flux cleaned = 0.13132 Jy ! Total flux subtracted in 200 components = 0.13132 Jy ! Clean residual min=-0.004234 max=0.007544 Jy/beam ! Clean residual mean=0.000055 rms=0.001319 Jy/beam ! Combined flux in latest and established models = 0.13132 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 0.13132 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Estimated beam: bmin=0.5475 mas, bmaj=1.065 mas, bpa=-46.56 degrees ! Estimated noise=369.558 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 = 0.017349 Jy ! Component: 100 - total flux cleaned = 0.0288755 Jy ! Component: 150 - total flux cleaned = 0.036949 Jy ! Component: 200 - total flux cleaned = 0.0427844 Jy ! Total flux subtracted in 200 components = 0.0427844 Jy ! Clean residual min=-0.002399 max=0.003471 Jy/beam ! Clean residual mean=0.000075 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.174105 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 39 components and 0.174105 Jy ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Added new window around map position (-0.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00438095 Jy ! Component: 100 - total flux cleaned = 0.00768685 Jy ! Component: 150 - total flux cleaned = 0.0102741 Jy ! Component: 200 - total flux cleaned = 0.0123205 Jy ! Total flux subtracted in 200 components = 0.0123205 Jy ! Clean residual min=-0.001948 max=0.001653 Jy/beam ! Clean residual mean=0.000061 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.186425 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 56 components and 0.186425 Jy ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 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 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Estimated beam: bmin=1.956 mas, bmaj=3.508 mas, bpa=83.71 degrees ! Estimated noise=589.981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00356445 Jy ! Component: 100 - total flux cleaned = 0.00534812 Jy ! Component: 150 - total flux cleaned = 0.00606491 Jy ! Component: 200 - total flux cleaned = 0.00634733 Jy ! Total flux subtracted in 200 components = 0.00634733 Jy ! Clean residual min=-0.002535 max=0.003373 Jy/beam ! Clean residual mean=0.000167 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 0.192772 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 = 0.00022841 Jy ! Component: 100 - total flux cleaned = 0.000404551 Jy ! Component: 150 - total flux cleaned = 0.000542328 Jy ! Component: 200 - total flux cleaned = 0.00060416 Jy ! Total flux subtracted in 200 components = 0.00060416 Jy ! Clean residual min=-0.002470 max=0.003326 Jy/beam ! Clean residual mean=0.000164 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.193377 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 76 components and 0.193377 Jy ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! Estimated beam: bmin=0.5475 mas, bmaj=1.065 mas, bpa=-46.56 degrees ! Estimated noise=369.558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000196671 Jy ! Component: 100 - total flux cleaned = -0.000230325 Jy ! Component: 150 - total flux cleaned = -0.000290742 Jy ! Component: 200 - total flux cleaned = -0.000367791 Jy ! Total flux subtracted in 200 components = -0.000367791 Jy ! Clean residual min=-0.001762 max=0.001742 Jy/beam ! Clean residual mean=0.000052 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.193009 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 85 components and 0.193009 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159187Jy sigma=0.001119 ! Fit after self-cal, rms=0.159179Jy sigma=0.001119 wmodel J2042+7508_X_2013_01_09_pus_map.mod ! Writing 85 model components to file: J2042+7508_X_2013_01_09_pus_map.mod wobs J2042+7508_X_2013_01_09_pus_uvs.fits ! Writing UV FITS file: J2042+7508_X_2013_01_09_pus_uvs.fits wwins J2042+7508_X_2013_01_09_pus_map.win ! wwins: Wrote 4 windows to J2042+7508_X_2013_01_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 7.09591e-07 Jy ! Component: 100 - total flux cleaned = 0.000204233 Jy ! Component: 150 - total flux cleaned = 0.000122826 Jy ! Component: 200 - total flux cleaned = 1.93151e-05 Jy ! Component: 250 - total flux cleaned = -3.00216e-05 Jy ! Component: 300 - total flux cleaned = -0.000124839 Jy ! Component: 350 - total flux cleaned = -0.000261451 Jy ! Component: 400 - total flux cleaned = -0.000304936 Jy ! Component: 450 - total flux cleaned = -0.000390456 Jy ! Component: 500 - total flux cleaned = -0.000452797 Jy ! Component: 550 - total flux cleaned = -0.000473109 Jy ! Component: 600 - total flux cleaned = -0.000453699 Jy ! Component: 650 - total flux cleaned = -0.000492343 Jy ! Component: 700 - total flux cleaned = -0.00051103 Jy ! Component: 750 - total flux cleaned = -0.000548009 Jy ! Component: 800 - total flux cleaned = -0.000602661 Jy ! Component: 850 - total flux cleaned = -0.000691325 Jy ! Component: 900 - total flux cleaned = -0.000743882 Jy ! Component: 950 - total flux cleaned = -0.000795584 Jy ! Component: 1000 - total flux cleaned = -0.000846483 Jy ! Total flux subtracted in 1024 components = -0.000913016 Jy ! Clean residual min=-0.000844 max=0.000946 Jy/beam ! Clean residual mean=0.000036 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.192096 Jy keep ! Adding 76 model components to the UV plane model. ! The established model now contains 161 components and 0.192096 Jy ![Exited script file: muppet] wmap "J2042+7508_X_2013_01_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5475 x 1.065 at -46.56 degrees (North through East) ! Clean map min=-0.0016669 max=0.10345 Jy/beam ! Writing clean map to FITS file: J2042+7508_X_2013_01_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.103451 invert ! Inverting map ! Your choice of large map pixels excluded 0.934% of the data. ! The x-axis pixel size should ideally be below 0.1983 milli-arcsec ! The y-axis pixel size should ideally be below 0.1892 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000326372 device "J2042+7508_X_2013_01_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2042+7508_X_2013_01_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.946454 0.946454 1.89291 3.78582 7.57164 15.1433 30.2865 60.5731 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.103 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5475 x 1.065 at -46.56 degrees (North through East) ! Clean map min=-0.0016669 max=0.10345 Jy/beam quit ! Quitting program ! Log file J2042+7508_X_2013_01_09_pus_uvs.log closed on Mon Nov 3 15:56:06 2014