! Started logfile: J1751+0939_X_2011_08_02_pus_uvs.log on Wed Apr 18 21:55:17 2012 obs J1751+0939_X_2011_08_02_pus_uva.fits ! Reading UV FITS file: J1751+0939_X_2011_08_02_pus_uva.fits ! AN table 1: 43 integrations on 78 of 78 possible baselines. ! AN table 2: 34 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.114552 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1751+0939 ! ! 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 3146 lines of history. ! ! Reading 2752 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 J1751+0939_X_2011_08_02_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 459 telescope corrections were flagged in sub-array 1. ! A total of 276 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 459 telescope corrections were flagged in sub-array 1. ! A total of 276 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 459 telescope corrections were flagged in sub-array 1. ! A total of 276 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 459 telescope corrections were flagged in sub-array 1. ! A total of 276 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=3.771535Jy sigma=0.032930 ! Fit after self-cal, rms=3.732255Jy sigma=0.032274 ! 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 13.5% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! Estimated beam: bmin=0.4416 mas, bmaj=0.7941 mas, bpa=11.55 degrees ! Estimated noise=2364.05 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 = 3.31326 Jy ! Component: 100 - total flux cleaned = 4.28291 Jy ! Total flux subtracted in 100 components = 4.28291 Jy ! Clean residual min=-0.202217 max=0.486260 Jy/beam ! Clean residual mean=0.000670 rms=0.077005 Jy/beam ! Combined flux in latest and established models = 4.28291 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 4.28291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.171871Jy sigma=0.010256 ! Fit after self-cal, rms=1.171490Jy sigma=0.010255 ! Inverting map ! Your choice of large map pixels excluded 13.5% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.579366 Jy ! Component: 100 - total flux cleaned = 0.933239 Jy ! Total flux subtracted in 100 components = 0.933239 Jy ! Clean residual min=-0.193786 max=0.205426 Jy/beam ! Clean residual mean=0.000401 rms=0.046496 Jy/beam ! Combined flux in latest and established models = 5.21615 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 5.21615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.745578Jy sigma=0.006296 ! Fit after self-cal, rms=0.745381Jy sigma=0.006295 ! Inverting map ! Your choice of large map pixels excluded 13.5% of the data. ! The x-axis pixel size should ideally be below 0.1652 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 13.5% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! Estimated beam: bmin=0.536 mas, bmaj=0.9186 mas, bpa=11.78 degrees ! Estimated noise=1726.71 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 = 0.303593 Jy ! Component: 100 - total flux cleaned = 0.443622 Jy ! Component: 150 - total flux cleaned = 0.50929 Jy ! Component: 200 - total flux cleaned = 0.54103 Jy ! Total flux subtracted in 200 components = 0.54103 Jy ! Clean residual min=-0.177256 max=0.180356 Jy/beam ! Clean residual mean=0.000552 rms=0.047715 Jy/beam ! Combined flux in latest and established models = 5.75718 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 19 components and 5.75718 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.649085Jy sigma=0.005376 ! Fit after self-cal, rms=0.648918Jy sigma=0.005375 ! Inverting map ! Your choice of large map pixels excluded 13.5% of the data. ! The x-axis pixel size should ideally be below 0.1652 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 1.00* FD 1.00* FT 1.00* HH 0.94 ! HN 1.05 KP 1.00* LA 1.00* MK 1.00* ! NL 0.98 OV 1.00* PT 1.00* TS 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 0.98 FD 0.92 FT 1.00* HH 0.95 ! HN 1.06 KP 0.88 LA 0.97 MK 1.00* ! NL 0.92 OV 1.00* PT 1.06 TS 1.00* ! WZ 1.04 ! ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* FT 1.00* HH 0.97 ! HN 1.05 KP 1.00* LA 1.00* MK 1.00* ! NL 1.14 OV 1.00* PT 1.00* TS 1.00* ! WZ 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.93 FT 1.00* HH 0.97 ! HN 1.09 KP 0.86 LA 1.00 MK 1.00* ! NL 1.06 OV 1.00* PT 1.13 TS 1.00* ! WZ 1.00 ! ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* FT 1.00* HH 1.01 ! HN 1.07 KP 1.00* LA 1.00* MK 1.00* ! NL 1.08 OV 1.00* PT 1.00* TS 1.00* ! WZ 0.90 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.90 FT 1.00* HH 1.04 ! HN 1.08 KP 0.78 LA 0.98 MK 1.00* ! NL 1.01 OV 1.00* PT 1.06 TS 1.00* ! WZ 0.96 ! ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* FT 1.00* HH 1.20 ! HN 1.07 KP 1.00* LA 1.00* MK 1.00* ! NL 1.10 OV 1.00* PT 1.00* TS 1.00* ! WZ 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.98 FT 1.00* HH 1.22 ! HN 1.08 KP 0.84 LA 1.04 MK 1.00* ! NL 1.02 OV 1.00* PT 1.16 TS 1.00* ! WZ 1.00 ! ! ! Fit before self-cal, rms=0.648918Jy sigma=0.005375 ! Fit after self-cal, rms=0.313324Jy sigma=0.002403 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! Estimated beam: bmin=0.5474 mas, bmaj=1.12 mas, bpa=4.205 degrees ! Estimated noise=1790.75 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 = -0.0121656 Jy ! Component: 100 - total flux cleaned = -0.0121787 Jy ! Component: 150 - total flux cleaned = -0.0106822 Jy ! Component: 200 - total flux cleaned = -0.00997055 Jy ! Total flux subtracted in 200 components = -0.00997055 Jy ! Clean residual min=-0.061428 max=0.060190 Jy/beam ! Clean residual mean=0.000244 rms=0.016750 Jy/beam ! Combined flux in latest and established models = 5.74721 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 21 components and 5.74721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309311Jy sigma=0.002381 ! Fit after self-cal, rms=0.309316Jy sigma=0.002380 ! Inverting map ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 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=0.309316Jy sigma=0.002380 ! Fit after self-cal, rms=0.309742Jy sigma=0.002375 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! Estimated beam: bmin=0.548 mas, bmaj=1.124 mas, bpa=4.117 degrees ! Estimated noise=1790.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00788109 Jy ! Component: 100 - total flux cleaned = -0.00736126 Jy ! Component: 150 - total flux cleaned = -0.00680892 Jy ! Component: 200 - total flux cleaned = -0.00628975 Jy ! Total flux subtracted in 200 components = -0.00628975 Jy ! Clean residual min=-0.061486 max=0.057660 Jy/beam ! Clean residual mean=0.000239 rms=0.016557 Jy/beam ! Combined flux in latest and established models = 5.74092 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 22 components and 5.74092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308308Jy sigma=0.002367 ! Fit after self-cal, rms=0.308188Jy sigma=0.002367 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 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 = 0.0010698 Jy ! Component: 100 - total flux cleaned = 0.00152354 Jy ! Component: 150 - total flux cleaned = 0.00196424 Jy ! Component: 200 - total flux cleaned = 0.00281165 Jy ! Total flux subtracted in 200 components = 0.00281165 Jy ! Clean residual min=-0.060956 max=0.056565 Jy/beam ! Clean residual mean=0.000237 rms=0.016445 Jy/beam ! Combined flux in latest and established models = 5.74373 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 5.74373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308105Jy sigma=0.002364 ! Fit after self-cal, rms=0.308000Jy sigma=0.002364 ! Inverting map ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 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=0.308000Jy sigma=0.002364 ! Fit after self-cal, rms=0.269787Jy sigma=0.002029 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! Estimated beam: bmin=0.5488 mas, bmaj=1.12 mas, bpa=4.197 degrees ! Estimated noise=1791.1 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.11724e-05 Jy ! Component: 100 - total flux cleaned = 0.000925033 Jy ! Component: 150 - total flux cleaned = 0.00180085 Jy ! Component: 200 - total flux cleaned = 0.00264308 Jy ! Total flux subtracted in 200 components = 0.00264308 Jy ! Clean residual min=-0.044510 max=0.039856 Jy/beam ! Clean residual mean=0.000013 rms=0.008906 Jy/beam ! Combined flux in latest and established models = 5.74638 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 5.74638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268562Jy sigma=0.002021 ! Fit after self-cal, rms=0.268499Jy sigma=0.002021 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 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 = 0.000866805 Jy ! Component: 100 - total flux cleaned = 0.00169555 Jy ! Component: 150 - total flux cleaned = 0.00250259 Jy ! Component: 200 - total flux cleaned = 0.00288609 Jy ! Total flux subtracted in 200 components = 0.00288609 Jy ! Clean residual min=-0.043744 max=0.038353 Jy/beam ! Clean residual mean=0.000011 rms=0.008742 Jy/beam ! Combined flux in latest and established models = 5.74926 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 24 components and 5.74926 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267924Jy sigma=0.002016 ! Fit after self-cal, rms=0.267894Jy sigma=0.002016 ! Inverting map ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 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=0.267894Jy sigma=0.002016 ! Fit after self-cal, rms=0.268421Jy sigma=0.002013 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! Estimated beam: bmin=2.423 mas, bmaj=5.078 mas, bpa=-28.53 degrees ! Estimated noise=2359.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116307 Jy ! Component: 100 - total flux cleaned = 0.0119259 Jy ! Component: 150 - total flux cleaned = 0.01246 Jy ! Component: 200 - total flux cleaned = 0.0129808 Jy ! Total flux subtracted in 200 components = 0.0129808 Jy ! Clean residual min=-0.027708 max=0.038199 Jy/beam ! Clean residual mean=-0.000019 rms=0.008445 Jy/beam ! Combined flux in latest and established models = 5.76224 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 24 components and 5.76224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268119Jy sigma=0.002014 ! Fit after self-cal, rms=0.267947Jy sigma=0.002013 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.4, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142678 Jy ! Component: 100 - total flux cleaned = 0.0114155 Jy ! Component: 150 - total flux cleaned = 0.00927765 Jy ! Component: 200 - total flux cleaned = 0.00919567 Jy ! Total flux subtracted in 200 components = 0.00919567 Jy ! Clean residual min=-0.015490 max=0.015593 Jy/beam ! Clean residual mean=-0.000012 rms=0.005155 Jy/beam ! Combined flux in latest and established models = 5.77144 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 50 components and 5.77144 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266940Jy sigma=0.002008 ! Fit after self-cal, rms=0.266808Jy sigma=0.002006 ! Inverting map ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 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 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! Estimated beam: bmin=0.5489 mas, bmaj=1.123 mas, bpa=4.119 degrees ! Estimated noise=1791.9 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5489 x 1.123 at 4.119 degrees (North through East) ! Clean map min=-0.033642 max=4.4922 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=0.266808Jy sigma=0.002006 ! Fit after self-cal, rms=0.217513Jy sigma=0.001520 ! Inverting map and beam ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! Estimated beam: bmin=0.5484 mas, bmaj=1.124 mas, bpa=4.012 degrees ! Estimated noise=1787.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0238004 Jy ! Component: 100 - total flux cleaned = -0.0282836 Jy ! Component: 150 - total flux cleaned = -0.0269724 Jy ! Component: 200 - total flux cleaned = -0.0248102 Jy ! Total flux subtracted in 200 components = -0.0248102 Jy ! Clean residual min=-0.022164 max=0.018189 Jy/beam ! Clean residual mean=0.000023 rms=0.005567 Jy/beam ! Combined flux in latest and established models = 5.74663 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 81 components and 5.74663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200170Jy sigma=0.001358 ! Fit after self-cal, rms=0.200051Jy sigma=0.001357 ! Inverting map ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000928008 Jy ! Component: 100 - total flux cleaned = -0.00181681 Jy ! Component: 150 - total flux cleaned = -0.00262698 Jy ! Component: 200 - total flux cleaned = -0.00406584 Jy ! Total flux subtracted in 200 components = -0.00406584 Jy ! Clean residual min=-0.018939 max=0.014367 Jy/beam ! Clean residual mean=0.000022 rms=0.004551 Jy/beam ! Combined flux in latest and established models = 5.74256 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 93 components and 5.74256 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194431Jy sigma=0.001304 ! Fit after self-cal, rms=0.194377Jy sigma=0.001303 ! Inverting map ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194377Jy sigma=0.001303 ! Fit after self-cal, rms=0.192399Jy sigma=0.001289 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 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! Estimated beam: bmin=0.4414 mas, bmaj=0.9464 mas, bpa=4.784 degrees ! Estimated noise=2529.95 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.3555 Jy ! Component: 100 - total flux cleaned = 4.36173 Jy ! Component: 150 - total flux cleaned = 4.92571 Jy ! Component: 200 - total flux cleaned = 5.24782 Jy ! Total flux subtracted in 200 components = 5.24782 Jy ! Clean residual min=-0.064364 max=0.161255 Jy/beam ! Clean residual mean=0.000194 rms=0.024134 Jy/beam ! Combined flux in latest and established models = 5.24783 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 5.24783 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! Estimated beam: bmin=0.549 mas, bmaj=1.124 mas, bpa=4.014 degrees ! Estimated noise=1786.98 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 = 0.270487 Jy ! Component: 100 - total flux cleaned = 0.392584 Jy ! Component: 150 - total flux cleaned = 0.446308 Jy ! Component: 200 - total flux cleaned = 0.450391 Jy ! Total flux subtracted in 200 components = 0.450391 Jy ! Clean residual min=-0.035485 max=0.028135 Jy/beam ! Clean residual mean=0.000040 rms=0.007893 Jy/beam ! Combined flux in latest and established models = 5.69822 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 41 components and 5.69822 Jy ! Inverting map ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! Estimated beam: bmin=0.5399 mas, bmaj=0.9702 mas, bpa=15.78 degrees ! Estimated noise=2081.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00759508 Jy ! Component: 100 - total flux cleaned = 0.00139067 Jy ! Component: 150 - total flux cleaned = 0.00765709 Jy ! Component: 200 - total flux cleaned = 0.0142401 Jy ! Total flux subtracted in 200 components = 0.0142401 Jy ! Clean residual min=-0.023472 max=0.019665 Jy/beam ! Clean residual mean=0.000014 rms=0.006154 Jy/beam ! Combined flux in latest and established models = 5.71246 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00475408 Jy ! Component: 100 - total flux cleaned = 0.00990853 Jy ! Component: 150 - total flux cleaned = 0.012973 Jy ! Component: 200 - total flux cleaned = 0.0157806 Jy ! Total flux subtracted in 200 components = 0.0157806 Jy ! Clean residual min=-0.018863 max=0.015915 Jy/beam ! Clean residual mean=0.000008 rms=0.004826 Jy/beam ! Combined flux in latest and established models = 5.72824 Jy selfcal ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 80 components and 5.72824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232747Jy sigma=0.001436 ! Fit after self-cal, rms=0.231364Jy sigma=0.001429 wmodel J1751+0939_X_2011_08_02_pus_map.mod ! Writing 80 model components to file: J1751+0939_X_2011_08_02_pus_map.mod wobs J1751+0939_X_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J1751+0939_X_2011_08_02_pus_uvs.fits wwins J1751+0939_X_2011_08_02_pus_map.win ! wwins: Wrote 2 windows to J1751+0939_X_2011_08_02_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 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00883446 Jy ! Component: 100 - total flux cleaned = -0.0166353 Jy ! Component: 150 - total flux cleaned = -0.020666 Jy ! Component: 200 - total flux cleaned = -0.0242119 Jy ! Component: 250 - total flux cleaned = -0.0270805 Jy ! Component: 300 - total flux cleaned = -0.0290822 Jy ! Component: 350 - total flux cleaned = -0.0312544 Jy ! Component: 400 - total flux cleaned = -0.0338163 Jy ! Component: 450 - total flux cleaned = -0.0362894 Jy ! Component: 500 - total flux cleaned = -0.0386797 Jy ! Component: 550 - total flux cleaned = -0.0407842 Jy ! Component: 600 - total flux cleaned = -0.0430312 Jy ! Component: 650 - total flux cleaned = -0.0448228 Jy ! Component: 700 - total flux cleaned = -0.0461782 Jy ! Component: 750 - total flux cleaned = -0.0478759 Jy ! Component: 800 - total flux cleaned = -0.0491695 Jy ! Component: 850 - total flux cleaned = -0.0506102 Jy ! Component: 900 - total flux cleaned = -0.0521872 Jy ! Component: 950 - total flux cleaned = -0.053044 Jy ! Component: 1000 - total flux cleaned = -0.0538867 Jy ! Component: 1050 - total flux cleaned = -0.0548737 Jy ! Component: 1100 - total flux cleaned = -0.0558422 Jy ! Component: 1150 - total flux cleaned = -0.056633 Jy ! Component: 1200 - total flux cleaned = -0.0569408 Jy ! Component: 1250 - total flux cleaned = -0.0572479 Jy ! Component: 1300 - total flux cleaned = -0.0582881 Jy ! Component: 1350 - total flux cleaned = -0.0582859 Jy ! Component: 1400 - total flux cleaned = -0.0588615 Jy ! Component: 1450 - total flux cleaned = -0.0590028 Jy ! Component: 1500 - total flux cleaned = -0.059555 Jy ! Component: 1550 - total flux cleaned = -0.0596895 Jy ! Component: 1600 - total flux cleaned = -0.0600903 Jy ! Component: 1650 - total flux cleaned = -0.0604831 Jy ! Component: 1700 - total flux cleaned = -0.0606101 Jy ! Component: 1750 - total flux cleaned = -0.0607365 Jy ! Component: 1800 - total flux cleaned = -0.0612344 Jy ! Component: 1850 - total flux cleaned = -0.0615992 Jy ! Component: 1900 - total flux cleaned = -0.0617177 Jy ! Component: 1950 - total flux cleaned = -0.06207 Jy ! Component: 2000 - total flux cleaned = -0.0622993 Jy ! Total flux subtracted in 2048 components = -0.0625278 Jy ! Clean residual min=-0.006053 max=0.006351 Jy/beam ! Clean residual mean=0.000010 rms=0.002064 Jy/beam ! Combined flux in latest and established models = 5.66571 Jy keep ! Adding 139 model components to the UV plane model. ! The established model now contains 215 components and 5.66571 Jy ![Exited script file: muppet] wmap "J1751+0939_X_2011_08_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5399 x 0.9702 at 15.78 degrees (North through East) ! Clean map min=-0.029533 max=4.4157 Jy/beam ! Writing clean map to FITS file: J1751+0939_X_2011_08_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 4.41573 invert ! Inverting map ! Your choice of large map pixels excluded 15.3% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00204429 device "J1751+0939_X_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1751+0939_X_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.138887 0.138887 0.277774 0.555547 1.11109 2.22219 4.44438 8.88876 17.7775 35.555 71.1101 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0061 print "peak=",int(1000*peak_flux)/1000 ! peak= 4.415 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5399 x 0.9702 at 15.78 degrees (North through East) ! Clean map min=-0.029533 max=4.4157 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1751+0939_X_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1751+0939_X_2011_08_02_pus_map.gif/vgif' mapplot cln