! Started logfile: J0958+4725_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:17:36 2010 obs J0958+4725_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0958+4725_X_2008_07_09_pus_uva.fits ! AN table 1: 43 integrations on 105 of 105 possible baselines. ! AN table 2: 49 integrations on 105 of 105 possible baselines. ! AN table 3: 27 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.239856 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0958+4725 ! ! 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 11988 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 383 telescope corrections were flagged in sub-array 1. ! A total of 421 telescope corrections were flagged in sub-array 2. ! A total of 321 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 383 telescope corrections were flagged in sub-array 1. ! A total of 421 telescope corrections were flagged in sub-array 2. ! A total of 321 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 383 telescope corrections were flagged in sub-array 1. ! A total of 421 telescope corrections were flagged in sub-array 2. ! A total of 321 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 383 telescope corrections were flagged in sub-array 1. ! A total of 421 telescope corrections were flagged in sub-array 2. ! A total of 321 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.480805Jy sigma=0.003482 ! Fit after self-cal, rms=0.309265Jy sigma=0.002250 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.34% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.5854 mas, bmaj=0.749 mas, bpa=-22.59 degrees ! Estimated noise=1290.57 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 = 0.83061 Jy ! Component: 100 - total flux cleaned = 1.03375 Jy ! Total flux subtracted in 100 components = 1.03375 Jy ! Clean residual min=-0.022303 max=0.086671 Jy/beam ! Clean residual mean=0.000337 rms=0.007957 Jy/beam ! Combined flux in latest and established models = 1.03375 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.03375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291361Jy sigma=0.002089 ! Fit after self-cal, rms=0.291318Jy sigma=0.002089 ! Inverting map ! Your choice of large map pixels excluded 2.34% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0991558 Jy ! Component: 100 - total flux cleaned = 0.158398 Jy ! Total flux subtracted in 100 components = 0.158398 Jy ! Clean residual min=-0.015442 max=0.031249 Jy/beam ! Clean residual mean=-0.000087 rms=0.004642 Jy/beam ! Combined flux in latest and established models = 1.19215 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 1.19215 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253068Jy sigma=0.001638 ! Fit after self-cal, rms=0.253072Jy sigma=0.001638 ! Inverting map ! Your choice of large map pixels excluded 2.34% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0386923 Jy ! Component: 100 - total flux cleaned = 0.0645818 Jy ! Total flux subtracted in 100 components = 0.0645818 Jy ! Clean residual min=-0.014373 max=0.014066 Jy/beam ! Clean residual mean=-0.000258 rms=0.003819 Jy/beam ! Combined flux in latest and established models = 1.25673 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 1.25673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248140Jy sigma=0.001557 ! Fit after self-cal, rms=0.248153Jy sigma=0.001557 ! Inverting map ! Your choice of large map pixels excluded 2.34% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.34% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.6985 mas, bmaj=0.8699 mas, bpa=-15.87 degrees ! Estimated noise=879.848 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 = 0.0156164 Jy ! Component: 100 - total flux cleaned = 0.0238155 Jy ! Component: 150 - total flux cleaned = 0.027463 Jy ! Component: 200 - total flux cleaned = 0.0283108 Jy ! Total flux subtracted in 200 components = 0.0283108 Jy ! Clean residual min=-0.016815 max=0.011749 Jy/beam ! Clean residual mean=-0.001800 rms=0.003877 Jy/beam ! Combined flux in latest and established models = 1.28504 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 1.28504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247791Jy sigma=0.001542 ! Fit after self-cal, rms=0.247798Jy sigma=0.001542 ! Inverting map ! Your choice of large map pixels excluded 2.34% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HH 1.00* HN 1.07 ! KK 1.00* KP 1.15 LA 0.99 MK 1.00* ! NL 0.97 NY 1.01 ON 0.84 PT 1.03 ! SC 0.96 WZ 1.00 ZC 1.04 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.97 HH 1.00* HN 1.09 ! KK 1.06 KP 0.99 LA 0.96 MK 0.96 ! NL 0.97 NY 0.99 ON 1.13 PT 0.95 ! SC 1.00 WZ 1.01 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.90 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.03 LA 0.95 MK 1.00* ! NL 1.00* NY 0.99 ON 1.05 PT 0.98 ! SC 1.00* WZ 1.00* ZC 1.12 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HH 1.00* HN 0.98 ! KK 1.00* KP 1.08 LA 0.97 MK 1.00* ! NL 0.98 NY 1.02 ON 0.89 PT 1.03 ! SC 0.97 WZ 1.00 ZC 1.04 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.96 HH 1.00* HN 1.00 ! KK 1.05 KP 0.96 LA 0.95 MK 0.96 ! NL 0.95 NY 1.03 ON 1.15 PT 0.95 ! SC 1.00 WZ 1.02 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00 LA 0.95 MK 1.00* ! NL 1.00* NY 0.96 ON 1.08 PT 0.99 ! SC 1.00* WZ 1.00* ZC 1.12 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HH 1.00* HN 0.99 ! KK 1.00* KP 1.13 LA 1.02 MK 1.00* ! NL 1.01 NY 0.99 ON 0.89 PT 1.06 ! SC 1.00 WZ 1.00 ZC 1.08 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 HH 1.00* HN 1.01 ! KK 1.02 KP 0.98 LA 0.98 MK 0.98 ! NL 0.99 NY 1.01 ON 1.16 PT 0.95 ! SC 1.04 WZ 1.03 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.04 LA 0.97 MK 1.00* ! NL 1.00* NY 1.01 ON 1.07 PT 0.98 ! SC 1.00* WZ 1.00* ZC 1.13 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HH 1.00* HN 0.98 ! KK 1.00* KP 1.15 LA 1.00 MK 1.00* ! NL 1.01 NY 1.06 ON 0.83 PT 1.08 ! SC 1.02 WZ 1.03 ZC 1.05 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.98 HH 1.00* HN 1.03 ! KK 1.05 KP 0.99 LA 0.97 MK 1.02 ! NL 0.99 NY 1.07 ON 1.20 PT 0.99 ! SC 1.05 WZ 1.01 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.05 LA 1.00 MK 1.00* ! NL 1.00* NY 1.06 ON 1.02 PT 1.01 ! SC 1.00* WZ 1.00* ZC 1.11 ! ! ! Fit before self-cal, rms=0.247798Jy sigma=0.001542 ! Fit after self-cal, rms=0.236106Jy sigma=0.001423 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.7066 mas, bmaj=0.8774 mas, bpa=-15.25 degrees ! Estimated noise=881.986 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 = -0.00459457 Jy ! Component: 100 - total flux cleaned = -0.00706154 Jy ! Component: 150 - total flux cleaned = -0.00791268 Jy ! Component: 200 - total flux cleaned = -0.00800923 Jy ! Total flux subtracted in 200 components = -0.00800923 Jy ! Clean residual min=-0.008940 max=0.008538 Jy/beam ! Clean residual mean=-0.000654 rms=0.002598 Jy/beam ! Combined flux in latest and established models = 1.27703 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 26 components and 1.27703 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235957Jy sigma=0.001423 ! Fit after self-cal, rms=0.236042Jy sigma=0.001423 ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 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=0.236042Jy sigma=0.001423 ! Fit after self-cal, rms=0.232428Jy sigma=0.001380 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.7068 mas, bmaj=0.8792 mas, bpa=-15.46 degrees ! Estimated noise=880.756 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00310667 Jy ! Component: 100 - total flux cleaned = -0.00311133 Jy ! Component: 150 - total flux cleaned = -0.00296524 Jy ! Component: 200 - total flux cleaned = -0.00289725 Jy ! Total flux subtracted in 200 components = -0.00289725 Jy ! Clean residual min=-0.004905 max=0.004876 Jy/beam ! Clean residual mean=0.000133 rms=0.001312 Jy/beam ! Combined flux in latest and established models = 1.27413 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 1.27413 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232344Jy sigma=0.001379 ! Fit after self-cal, rms=0.232351Jy sigma=0.001379 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 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 = 0.000143839 Jy ! Component: 100 - total flux cleaned = 0.000145228 Jy ! Component: 150 - total flux cleaned = 0.000202137 Jy ! Component: 200 - total flux cleaned = 0.000148438 Jy ! Total flux subtracted in 200 components = 0.000148438 Jy ! Clean residual min=-0.004777 max=0.004826 Jy/beam ! Clean residual mean=0.000131 rms=0.001306 Jy/beam ! Combined flux in latest and established models = 1.27428 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 1.27428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232322Jy sigma=0.001379 ! Fit after self-cal, rms=0.232319Jy sigma=0.001379 ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 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=0.232319Jy sigma=0.001379 ! Fit after self-cal, rms=0.232114Jy sigma=0.001379 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.7069 mas, bmaj=0.88 mas, bpa=-15.38 degrees ! Estimated noise=879.906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00210618 Jy ! Component: 100 - total flux cleaned = -0.00216672 Jy ! Component: 150 - total flux cleaned = -0.00211342 Jy ! Component: 200 - total flux cleaned = -0.00211202 Jy ! Total flux subtracted in 200 components = -0.00211202 Jy ! Clean residual min=-0.004612 max=0.004783 Jy/beam ! Clean residual mean=0.000145 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 1.27217 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 1.27217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232069Jy sigma=0.001379 ! Fit after self-cal, rms=0.232066Jy sigma=0.001379 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 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 = 4.93298e-05 Jy ! Component: 100 - total flux cleaned = 4.74132e-05 Jy ! Component: 150 - total flux cleaned = 4.94373e-05 Jy ! Component: 200 - total flux cleaned = 4.45514e-06 Jy ! Total flux subtracted in 200 components = 4.45514e-06 Jy ! Clean residual min=-0.004561 max=0.004761 Jy/beam ! Clean residual mean=0.000145 rms=0.001276 Jy/beam ! Combined flux in latest and established models = 1.27217 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 1.27217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232049Jy sigma=0.001379 ! Fit after self-cal, rms=0.232047Jy sigma=0.001379 ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 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=0.232047Jy sigma=0.001379 ! Fit after self-cal, rms=0.231912Jy sigma=0.001379 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=2.297 mas, bmaj=2.564 mas, bpa=-63.66 degrees ! Estimated noise=1301.1 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0011171 Jy ! Component: 100 - total flux cleaned = -0.00111967 Jy ! Component: 150 - total flux cleaned = -0.00111936 Jy ! Component: 200 - total flux cleaned = -0.00111834 Jy ! Total flux subtracted in 200 components = -0.00111834 Jy ! Clean residual min=-0.004714 max=0.005567 Jy/beam ! Clean residual mean=0.000494 rms=0.001735 Jy/beam ! Combined flux in latest and established models = 1.27105 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 29 components and 1.27105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231927Jy sigma=0.001379 ! Fit after self-cal, rms=0.231915Jy sigma=0.001379 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 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 = 0.000127483 Jy ! Component: 100 - total flux cleaned = 0.000125717 Jy ! Component: 150 - total flux cleaned = 0.000121371 Jy ! Component: 200 - total flux cleaned = 8.36873e-05 Jy ! Total flux subtracted in 200 components = 8.36873e-05 Jy ! Clean residual min=-0.004771 max=0.005537 Jy/beam ! Clean residual mean=0.000491 rms=0.001736 Jy/beam ! Combined flux in latest and established models = 1.27114 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 29 components and 1.27114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231953Jy sigma=0.001379 ! Fit after self-cal, rms=0.231949Jy sigma=0.001379 ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.707 mas, bmaj=0.8806 mas, bpa=-15.35 degrees ! Estimated noise=879.284 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.707 x 0.8806 at -15.35 degrees (North through East) ! Clean map min=-0.0036879 max=1.101 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=0.231949Jy sigma=0.001379 ! Fit after self-cal, rms=0.353393Jy sigma=0.001169 ! Inverting map and beam ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.7068 mas, bmaj=0.8798 mas, bpa=-15.11 degrees ! Estimated noise=880.222 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000934056 Jy ! Component: 100 - total flux cleaned = 0.00125958 Jy ! Component: 150 - total flux cleaned = 0.00153428 Jy ! Component: 200 - total flux cleaned = 0.00168073 Jy ! Total flux subtracted in 200 components = 0.00168073 Jy ! Clean residual min=-0.003830 max=0.004521 Jy/beam ! Clean residual mean=0.000147 rms=0.001165 Jy/beam ! Combined flux in latest and established models = 1.27282 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 30 components and 1.27282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.353368Jy sigma=0.001168 ! Fit after self-cal, rms=0.353372Jy sigma=0.001168 ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000161471 Jy ! Component: 100 - total flux cleaned = 0.000244622 Jy ! Component: 150 - total flux cleaned = 0.000316725 Jy ! Component: 200 - total flux cleaned = 0.000382924 Jy ! Total flux subtracted in 200 components = 0.000382924 Jy ! Clean residual min=-0.003859 max=0.004501 Jy/beam ! Clean residual mean=0.000141 rms=0.001162 Jy/beam ! Combined flux in latest and established models = 1.2732 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 30 components and 1.2732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.353360Jy sigma=0.001168 ! Fit after self-cal, rms=0.353363Jy sigma=0.001168 ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.353363Jy sigma=0.001168 ! Fit after self-cal, rms=0.353595Jy sigma=0.001168 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.5922 mas, bmaj=0.7562 mas, bpa=-22.27 degrees ! Estimated noise=1296.62 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.832915 Jy ! Component: 100 - total flux cleaned = 1.03061 Jy ! Component: 150 - total flux cleaned = 1.12115 Jy ! Component: 200 - total flux cleaned = 1.1729 Jy ! Total flux subtracted in 200 components = 1.1729 Jy ! Clean residual min=-0.009375 max=0.027300 Jy/beam ! Clean residual mean=0.000272 rms=0.002986 Jy/beam ! Combined flux in latest and established models = 1.1729 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 1.1729 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.7066 mas, bmaj=0.8799 mas, bpa=-15.11 degrees ! Estimated noise=881.359 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 = 0.0471118 Jy ! Component: 100 - total flux cleaned = 0.0722421 Jy ! Component: 150 - total flux cleaned = 0.0859851 Jy ! Component: 200 - total flux cleaned = 0.0937661 Jy ! Total flux subtracted in 200 components = 0.0937661 Jy ! Clean residual min=-0.004044 max=0.005628 Jy/beam ! Clean residual mean=0.000274 rms=0.001232 Jy/beam ! Combined flux in latest and established models = 1.26667 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 26 components and 1.26667 Jy ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Added new window around map position (0.6, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00496593 Jy ! Component: 100 - total flux cleaned = 0.00634731 Jy ! Component: 150 - total flux cleaned = 0.00700077 Jy ! Component: 200 - total flux cleaned = 0.00769296 Jy ! Total flux subtracted in 200 components = 0.00769296 Jy ! Clean residual min=-0.003673 max=0.004397 Jy/beam ! Clean residual mean=0.000160 rms=0.001142 Jy/beam ! Combined flux in latest and established models = 1.27436 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 34 components and 1.27436 Jy ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=2.297 mas, bmaj=2.564 mas, bpa=-64 degrees ! Estimated noise=1305.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001981 Jy ! Component: 100 - total flux cleaned = 0.00222139 Jy ! Component: 150 - total flux cleaned = 0.00231572 Jy ! Component: 200 - total flux cleaned = 0.00239646 Jy ! Total flux subtracted in 200 components = 0.00239646 Jy ! Clean residual min=-0.003588 max=0.005698 Jy/beam ! Clean residual mean=0.000438 rms=0.001470 Jy/beam ! Combined flux in latest and established models = 1.27676 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 = 9.10065e-05 Jy ! Component: 100 - total flux cleaned = 0.000150496 Jy ! Component: 150 - total flux cleaned = 0.000167716 Jy ! Component: 200 - total flux cleaned = 0.000167765 Jy ! Total flux subtracted in 200 components = 0.000167765 Jy ! Clean residual min=-0.003652 max=0.005679 Jy/beam ! Clean residual mean=0.000430 rms=0.001467 Jy/beam ! Combined flux in latest and established models = 1.27692 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 47 components and 1.27692 Jy ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! Estimated beam: bmin=0.7066 mas, bmaj=0.8799 mas, bpa=-15.11 degrees ! Estimated noise=881.359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.77747e-05 Jy ! Component: 100 - total flux cleaned = -0.000346162 Jy ! Component: 150 - total flux cleaned = -0.000346179 Jy ! Component: 200 - total flux cleaned = -0.000347243 Jy ! Total flux subtracted in 200 components = -0.000347243 Jy ! Clean residual min=-0.003619 max=0.004279 Jy/beam ! Clean residual mean=0.000128 rms=0.001127 Jy/beam ! Combined flux in latest and established models = 1.27658 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 51 components and 1.27658 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.353592Jy sigma=0.001167 ! Fit after self-cal, rms=0.353560Jy sigma=0.001167 wmodel J0958+4725_X_2008_07_09_pus_map.mod ! Writing 51 model components to file: J0958+4725_X_2008_07_09_pus_map.mod wobs J0958+4725_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0958+4725_X_2008_07_09_pus_uvs.fits wwins J0958+4725_X_2008_07_09_pus_map.win ! wwins: Wrote 2 windows to J0958+4725_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 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198178 Jy ! Component: 100 - total flux cleaned = 0.00342691 Jy ! Component: 150 - total flux cleaned = 0.00417892 Jy ! Component: 200 - total flux cleaned = 0.00470479 Jy ! Component: 250 - total flux cleaned = 0.00489526 Jy ! Component: 300 - total flux cleaned = 0.00514358 Jy ! Component: 350 - total flux cleaned = 0.00520447 Jy ! Component: 400 - total flux cleaned = 0.0054426 Jy ! Component: 450 - total flux cleaned = 0.00555938 Jy ! Component: 500 - total flux cleaned = 0.00578972 Jy ! Component: 550 - total flux cleaned = 0.00601612 Jy ! Component: 600 - total flux cleaned = 0.00612794 Jy ! Component: 650 - total flux cleaned = 0.00645796 Jy ! Component: 700 - total flux cleaned = 0.00651184 Jy ! Component: 750 - total flux cleaned = 0.00667284 Jy ! Component: 800 - total flux cleaned = 0.00677869 Jy ! Component: 850 - total flux cleaned = 0.00683122 Jy ! Component: 900 - total flux cleaned = 0.00698723 Jy ! Component: 950 - total flux cleaned = 0.00703852 Jy ! Component: 1000 - total flux cleaned = 0.00719106 Jy ! Total flux subtracted in 1024 components = 0.00714022 Jy ! Clean residual min=-0.002535 max=0.003356 Jy/beam ! Clean residual mean=0.000024 rms=0.000977 Jy/beam ! Combined flux in latest and established models = 1.28372 Jy keep ! Adding 82 model components to the UV plane model. ! The established model now contains 133 components and 1.28372 Jy wmap "J0958+4725_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7066 x 0.8799 at -15.11 degrees (North through East) ! Clean map min=-0.0031392 max=1.103 Jy/beam ! Writing clean map to FITS file: J0958+4725_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 1.10295 invert ! Inverting map ! Your choice of large map pixels excluded 2.35% of the data. ! The x-axis pixel size should ideally be below 0.1758 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000977427 device "J0958+4725_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0958+4725_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.265857 0.265857 0.531714 1.06343 2.12686 4.25371 8.50743 17.0149 34.0297 68.0594 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0029 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.102 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7066 x 0.8799 at -15.11 degrees (North through East) ! Clean map min=-0.0031392 max=1.103 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0958+4725_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0958+4725_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0958+4725_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:17:38 2010