! Started logfile: J0017+8135_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:15:22 2010 obs J0017+8135_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0017+8135_X_2008_07_09_pus_uva.fits ! AN table 1: 124 integrations on 105 of 105 possible baselines. ! AN table 2: 124 integrations on 105 of 105 possible baselines. ! AN table 3: 267 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.340675 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0017+8135 ! ! 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 1142 lines of history. ! ! Reading 73688 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 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 1005 telescope corrections were flagged in sub-array 1. ! A total of 662 telescope corrections were flagged in sub-array 2. ! A total of 1570 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1005 telescope corrections were flagged in sub-array 1. ! A total of 662 telescope corrections were flagged in sub-array 2. ! A total of 1571 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1005 telescope corrections were flagged in sub-array 1. ! A total of 662 telescope corrections were flagged in sub-array 2. ! A total of 1570 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1005 telescope corrections were flagged in sub-array 1. ! A total of 662 telescope corrections were flagged in sub-array 2. ! A total of 1570 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.837287Jy sigma=0.007056 ! Fit after self-cal, rms=0.334801Jy sigma=0.002437 ! 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 0.831% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.6409 mas, bmaj=0.7761 mas, bpa=-8.073 degrees ! Estimated noise=945.447 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 = 0.588164 Jy ! Component: 100 - total flux cleaned = 0.785387 Jy ! Total flux subtracted in 100 components = 0.785387 Jy ! Clean residual min=-0.024313 max=0.088852 Jy/beam ! Clean residual mean=-0.000154 rms=0.008759 Jy/beam ! Combined flux in latest and established models = 0.785387 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.785386 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248428Jy sigma=0.002110 ! Fit after self-cal, rms=0.248297Jy sigma=0.002108 ! Inverting map ! Your choice of large map pixels excluded 0.831% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0995576 Jy ! Component: 100 - total flux cleaned = 0.16031 Jy ! Total flux subtracted in 100 components = 0.16031 Jy ! Clean residual min=-0.012194 max=0.031873 Jy/beam ! Clean residual mean=-0.000059 rms=0.004253 Jy/beam ! Combined flux in latest and established models = 0.945696 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.945696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188287Jy sigma=0.001482 ! Fit after self-cal, rms=0.188195Jy sigma=0.001480 ! Inverting map ! Your choice of large map pixels excluded 0.831% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.039791 Jy ! Component: 100 - total flux cleaned = 0.0654327 Jy ! Total flux subtracted in 100 components = 0.0654327 Jy ! Clean residual min=-0.009855 max=0.015984 Jy/beam ! Clean residual mean=-0.000021 rms=0.002861 Jy/beam ! Combined flux in latest and established models = 1.01113 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 1.01113 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176666Jy sigma=0.001346 ! Fit after self-cal, rms=0.176618Jy sigma=0.001346 ! Inverting map ! Your choice of large map pixels excluded 0.831% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 0.831% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8221 mas, bmaj=0.961 mas, bpa=4.016 degrees ! Estimated noise=318.912 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, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0262757 Jy ! Component: 100 - total flux cleaned = 0.0408716 Jy ! Component: 150 - total flux cleaned = 0.0496195 Jy ! Component: 200 - total flux cleaned = 0.0517806 Jy ! Total flux subtracted in 200 components = 0.0517806 Jy ! Clean residual min=-0.008344 max=0.006470 Jy/beam ! Clean residual mean=0.000237 rms=0.001658 Jy/beam ! Combined flux in latest and established models = 1.06291 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 34 components and 1.06291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173252Jy sigma=0.001304 ! Fit after self-cal, rms=0.173189Jy sigma=0.001303 ! Inverting map ! Your choice of large map pixels excluded 0.831% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 1.00* FD 1.00 HH 1.00* HN 1.00* ! KK 1.08 KP 1.07 LA 0.97 MK 0.99 ! NL 1.00* NY 1.00* ON 1.00* PT 1.00 ! SC 0.99 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.99 HH 1.00* HN 1.10 ! KK 1.06 KP 1.01 LA 0.98 MK 0.98 ! NL 0.99 NY 1.00* ON 1.00* PT 1.00 ! SC 1.02 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 0.99 HH 1.00* HN 1.08 ! KK 1.03 KP 1.02 LA 0.97 MK 0.99 ! NL 0.99 NY 0.95 ON 1.00* PT 0.99 ! SC 0.98 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HH 1.00* HN 1.00* ! KK 1.07 KP 1.01 LA 0.96 MK 0.97 ! NL 1.00* NY 1.00* ON 1.00* PT 1.02 ! SC 1.00 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 HH 1.00* HN 1.01 ! KK 1.04 KP 0.96 LA 0.97 MK 0.99 ! NL 0.99 NY 1.00* ON 1.00* PT 1.00 ! SC 1.01 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.98 HH 1.00* HN 0.99 ! KK 1.02 KP 0.97 LA 0.95 MK 1.00 ! NL 0.98 NY 0.98 ON 1.00* PT 1.00 ! SC 0.99 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KK 1.06 KP 1.06 LA 1.00 MK 1.00 ! NL 1.00* NY 1.00* ON 1.00* PT 1.03 ! SC 1.05 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.99 HH 1.00* HN 1.01 ! KK 1.00 KP 1.01 LA 1.00 MK 1.02 ! NL 1.04 NY 1.00* ON 1.00* PT 1.01 ! SC 1.06 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.99 HH 1.00* HN 1.00 ! KK 1.00 KP 1.01 LA 0.99 MK 1.01 ! NL 1.02 NY 0.95 ON 1.00* PT 1.00 ! SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 HH 1.00* HN 1.00* ! KK 1.03 KP 1.05 LA 1.00 MK 1.01 ! NL 1.00* NY 1.00* ON 1.00* PT 1.07 ! SC 1.07 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 HH 1.00* HN 1.01 ! KK 1.01 KP 1.00 LA 1.00 MK 1.03 ! NL 1.03 NY 1.00* ON 1.00* PT 1.05 ! SC 1.07 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.00 HH 1.00* HN 1.00 ! KK 1.01 KP 1.01 LA 0.98 MK 1.04 ! NL 1.02 NY 1.00 ON 1.00* PT 1.05 ! SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.173189Jy sigma=0.001303 ! Fit after self-cal, rms=0.170175Jy sigma=0.001259 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8256 mas, bmaj=0.9627 mas, bpa=3.831 degrees ! Estimated noise=318.562 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00349575 Jy ! Component: 100 - total flux cleaned = 0.00423084 Jy ! Component: 150 - total flux cleaned = 0.00448094 Jy ! Component: 200 - total flux cleaned = 0.00462115 Jy ! Total flux subtracted in 200 components = 0.00462115 Jy ! Clean residual min=-0.002192 max=0.002273 Jy/beam ! Clean residual mean=-0.000027 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 1.06753 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 51 components and 1.06753 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170045Jy sigma=0.001257 ! Fit after self-cal, rms=0.170072Jy sigma=0.001257 ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.170072Jy sigma=0.001257 ! Fit after self-cal, rms=0.170089Jy sigma=0.001257 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8259 mas, bmaj=0.9633 mas, bpa=3.696 degrees ! Estimated noise=318.749 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000600482 Jy ! Component: 100 - total flux cleaned = 0.000949825 Jy ! Component: 150 - total flux cleaned = 0.00112496 Jy ! Component: 200 - total flux cleaned = 0.00137061 Jy ! Total flux subtracted in 200 components = 0.00137061 Jy ! Clean residual min=-0.001936 max=0.001723 Jy/beam ! Clean residual mean=-0.000039 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 1.0689 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 59 components and 1.0689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170029Jy sigma=0.001256 ! Fit after self-cal, rms=0.170022Jy sigma=0.001256 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = 0.000579613 Jy ! Component: 100 - total flux cleaned = 0.000698866 Jy ! Component: 150 - total flux cleaned = 0.000734159 Jy ! Component: 200 - total flux cleaned = 0.000798448 Jy ! Total flux subtracted in 200 components = 0.000798448 Jy ! Clean residual min=-0.001903 max=0.001644 Jy/beam ! Clean residual mean=-0.000045 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 1.0697 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 68 components and 1.0697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169998Jy sigma=0.001256 ! Fit after self-cal, rms=0.169997Jy sigma=0.001256 ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.169997Jy sigma=0.001256 ! Fit after self-cal, rms=0.170170Jy sigma=0.001256 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8264 mas, bmaj=0.9635 mas, bpa=3.678 degrees ! Estimated noise=318.899 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00010558 Jy ! Component: 100 - total flux cleaned = 0.000347856 Jy ! Component: 150 - total flux cleaned = 0.000587221 Jy ! Component: 200 - total flux cleaned = 0.000794955 Jy ! Total flux subtracted in 200 components = 0.000794955 Jy ! Clean residual min=-0.001878 max=0.001751 Jy/beam ! Clean residual mean=-0.000041 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 1.07049 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 70 components and 1.07049 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170146Jy sigma=0.001256 ! Fit after self-cal, rms=0.170145Jy sigma=0.001256 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = 0.000234352 Jy ! Component: 100 - total flux cleaned = 0.000313018 Jy ! Component: 150 - total flux cleaned = 0.000383424 Jy ! Component: 200 - total flux cleaned = 0.000404646 Jy ! Total flux subtracted in 200 components = 0.000404646 Jy ! Clean residual min=-0.001852 max=0.001726 Jy/beam ! Clean residual mean=-0.000044 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 1.0709 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 77 components and 1.0709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170135Jy sigma=0.001256 ! Fit after self-cal, rms=0.170134Jy sigma=0.001256 ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.170134Jy sigma=0.001256 ! Fit after self-cal, rms=0.170256Jy sigma=0.001255 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=2.46 mas, bmaj=2.716 mas, bpa=-8.544 degrees ! Estimated noise=458.342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000686294 Jy ! Component: 100 - total flux cleaned = 0.000839774 Jy ! Component: 150 - total flux cleaned = 0.000950499 Jy ! Component: 200 - total flux cleaned = 0.0010021 Jy ! Total flux subtracted in 200 components = 0.0010021 Jy ! Clean residual min=-0.001568 max=0.001738 Jy/beam ! Clean residual mean=-0.000142 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 1.0719 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 82 components and 1.0719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170257Jy sigma=0.001255 ! Fit after self-cal, rms=0.170256Jy sigma=0.001255 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = 0.000165428 Jy ! Component: 100 - total flux cleaned = 0.000262814 Jy ! Component: 150 - total flux cleaned = 0.000294939 Jy ! Component: 200 - total flux cleaned = 0.000322136 Jy ! Total flux subtracted in 200 components = 0.000322136 Jy ! Clean residual min=-0.001642 max=0.001733 Jy/beam ! Clean residual mean=-0.000151 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 1.07222 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 88 components and 1.07222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170257Jy sigma=0.001255 ! Fit after self-cal, rms=0.170256Jy sigma=0.001255 ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8267 mas, bmaj=0.9635 mas, bpa=3.648 degrees ! Estimated noise=319.001 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8267 x 0.9635 at 3.648 degrees (North through East) ! Clean map min=-0.0015816 max=0.8188 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=0.170256Jy sigma=0.001255 ! Fit after self-cal, rms=0.856112Jy sigma=0.001147 ! Inverting map and beam ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8267 mas, bmaj=0.9635 mas, bpa=3.542 degrees ! Estimated noise=319.008 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.22791e-05 Jy ! Component: 100 - total flux cleaned = 0.000110934 Jy ! Component: 150 - total flux cleaned = 0.000159538 Jy ! Component: 200 - total flux cleaned = 0.000202945 Jy ! Total flux subtracted in 200 components = 0.000202945 Jy ! Clean residual min=-0.001692 max=0.001626 Jy/beam ! Clean residual mean=-0.000045 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 1.07243 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 93 components and 1.07243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.856110Jy sigma=0.001147 ! Fit after self-cal, rms=0.856119Jy sigma=0.001147 ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000119172 Jy ! Component: 100 - total flux cleaned = 0.000137617 Jy ! Component: 150 - total flux cleaned = 0.000155758 Jy ! Component: 200 - total flux cleaned = 0.000172662 Jy ! Total flux subtracted in 200 components = 0.000172662 Jy ! Clean residual min=-0.001687 max=0.001610 Jy/beam ! Clean residual mean=-0.000046 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 1.0726 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 97 components and 1.0726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.856117Jy sigma=0.001147 ! Fit after self-cal, rms=0.856117Jy sigma=0.001147 ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.856117Jy sigma=0.001147 ! Fit after self-cal, rms=0.855309Jy sigma=0.001147 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 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.646 mas, bmaj=0.7792 mas, bpa=-8.008 degrees ! Estimated noise=948.655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.589796 Jy ! Component: 100 - total flux cleaned = 0.786546 Jy ! Component: 150 - total flux cleaned = 0.883501 Jy ! Component: 200 - total flux cleaned = 0.941702 Jy ! Total flux subtracted in 200 components = 0.941702 Jy ! Clean residual min=-0.010758 max=0.030786 Jy/beam ! Clean residual mean=-0.000081 rms=0.003513 Jy/beam ! Combined flux in latest and established models = 0.941702 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 0.941702 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8269 mas, bmaj=0.9634 mas, bpa=3.541 degrees ! Estimated noise=319.095 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 = 0.056589 Jy ! Component: 100 - total flux cleaned = 0.0858472 Jy ! Component: 150 - total flux cleaned = 0.102455 Jy ! Component: 200 - total flux cleaned = 0.112372 Jy ! Total flux subtracted in 200 components = 0.112372 Jy ! Clean residual min=-0.002593 max=0.005074 Jy/beam ! Clean residual mean=0.000079 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 1.05407 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 1.05407 Jy ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00618397 Jy ! Component: 100 - total flux cleaned = 0.0104446 Jy ! Component: 150 - total flux cleaned = 0.013507 Jy ! Component: 200 - total flux cleaned = 0.0154462 Jy ! Total flux subtracted in 200 components = 0.0154462 Jy ! Clean residual min=-0.002101 max=0.002215 Jy/beam ! Clean residual mean=-0.000018 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 1.06952 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 55 components and 1.06952 Jy ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=2.46 mas, bmaj=2.714 mas, bpa=-8.645 degrees ! Estimated noise=458.498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247751 Jy ! Component: 100 - total flux cleaned = 0.00326806 Jy ! Component: 150 - total flux cleaned = 0.00344164 Jy ! Component: 200 - total flux cleaned = 0.00347108 Jy ! Total flux subtracted in 200 components = 0.00347108 Jy ! Clean residual min=-0.001770 max=0.002349 Jy/beam ! Clean residual mean=-0.000131 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 1.07299 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 = 5.32057e-05 Jy ! Component: 100 - total flux cleaned = 5.29172e-05 Jy ! Component: 150 - total flux cleaned = 7.47188e-05 Jy ! Component: 200 - total flux cleaned = 9.54424e-05 Jy ! Total flux subtracted in 200 components = 9.54424e-05 Jy ! Clean residual min=-0.001604 max=0.002153 Jy/beam ! Clean residual mean=-0.000134 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 1.07309 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 75 components and 1.07309 Jy ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8269 mas, bmaj=0.9634 mas, bpa=3.541 degrees ! Estimated noise=319.095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000524209 Jy ! Component: 100 - total flux cleaned = -0.000590024 Jy ! Component: 150 - total flux cleaned = -0.000589313 Jy ! Component: 200 - total flux cleaned = -0.000589546 Jy ! Total flux subtracted in 200 components = -0.000589546 Jy ! Clean residual min=-0.001878 max=0.001760 Jy/beam ! Clean residual mean=-0.000042 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 1.0725 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 81 components and 1.0725 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.855348Jy sigma=0.001147 ! Fit after self-cal, rms=0.855345Jy sigma=0.001147 wmodel J0017+8135_X_2008_07_09_pus_map.mod ! Writing 81 model components to file: J0017+8135_X_2008_07_09_pus_map.mod wobs J0017+8135_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0017+8135_X_2008_07_09_pus_uvs.fits wwins J0017+8135_X_2008_07_09_pus_map.win ! wwins: Wrote 3 windows to J0017+8135_X_2008_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 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -3.82851e-05 Jy ! Component: 100 - total flux cleaned = -3.81975e-05 Jy ! Component: 150 - total flux cleaned = -0.000116736 Jy ! Component: 200 - total flux cleaned = -0.000266999 Jy ! Component: 250 - total flux cleaned = -0.000411672 Jy ! Component: 300 - total flux cleaned = -0.000482244 Jy ! Component: 350 - total flux cleaned = -0.000574065 Jy ! Component: 400 - total flux cleaned = -0.000663548 Jy ! Component: 450 - total flux cleaned = -0.000684959 Jy ! Component: 500 - total flux cleaned = -0.000749477 Jy ! Component: 550 - total flux cleaned = -0.000812696 Jy ! Component: 600 - total flux cleaned = -0.000833117 Jy ! Component: 650 - total flux cleaned = -0.000894538 Jy ! Component: 700 - total flux cleaned = -0.000934898 Jy ! Component: 750 - total flux cleaned = -0.000994673 Jy ! Component: 800 - total flux cleaned = -0.00103442 Jy ! Component: 850 - total flux cleaned = -0.00111237 Jy ! Component: 900 - total flux cleaned = -0.00111228 Jy ! Component: 950 - total flux cleaned = -0.00113169 Jy ! Component: 1000 - total flux cleaned = -0.00120709 Jy ! Total flux subtracted in 1024 components = -0.00120704 Jy ! Clean residual min=-0.000933 max=0.001108 Jy/beam ! Clean residual mean=-0.000033 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 1.07129 Jy keep ! Adding 70 model components to the UV plane model. ! The established model now contains 149 components and 1.07129 Jy wmap "J0017+8135_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8269 x 0.9634 at 3.541 degrees (North through East) ! Clean map min=-0.0012111 max=0.81923 Jy/beam ! Writing clean map to FITS file: J0017+8135_X_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.819227 invert ! Inverting map ! Your choice of large map pixels excluded 0.832% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000356148 device "J0017+8135_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0017+8135_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.130421 0.130421 0.260842 0.521684 1.04337 2.08674 4.17347 8.34695 16.6939 33.3878 66.7756 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.819 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8269 x 0.9634 at 3.541 degrees (North through East) ! Clean map min=-0.0012111 max=0.81923 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0017+8135_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0017+8135_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0017+8135_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:15:32 2010