! Started logfile: J0539+1433_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:45:50 2010 obs J0539+1433_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0539+1433_X_2008_04_02_pus_uva.fits ! AN table 1: 158 integrations on 120 of 120 possible baselines. ! AN table 2: 406 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.213549 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0539+1433 ! ! 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 2284 lines of history. ! ! Reading 57812 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 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 776 telescope corrections were flagged in sub-array 1. ! A total of 4487 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 886 telescope corrections were flagged in sub-array 1. ! A total of 4487 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 776 telescope corrections were flagged in sub-array 1. ! A total of 4487 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 776 telescope corrections were flagged in sub-array 1. ! A total of 4623 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.914642Jy sigma=0.005533 ! Fit after self-cal, rms=0.823797Jy sigma=0.005196 ! 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 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! Estimated beam: bmin=0.5736 mas, bmaj=0.7148 mas, bpa=-4.061 degrees ! Estimated noise=1230.19 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 = 0.170766 Jy ! Component: 100 - total flux cleaned = 0.216745 Jy ! Total flux subtracted in 100 components = 0.216745 Jy ! Clean residual min=-0.009999 max=0.022455 Jy/beam ! Clean residual mean=-0.000052 rms=0.002777 Jy/beam ! Combined flux in latest and established models = 0.216745 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.216745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290658Jy sigma=0.001243 ! Fit after self-cal, rms=0.290316Jy sigma=0.001242 ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! Added new window around map position (-0.2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0239772 Jy ! Component: 100 - total flux cleaned = 0.0383922 Jy ! Total flux subtracted in 100 components = 0.0383922 Jy ! Clean residual min=-0.008496 max=0.011323 Jy/beam ! Clean residual mean=-0.000021 rms=0.002054 Jy/beam ! Combined flux in latest and established models = 0.255137 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.255137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287854Jy sigma=0.001208 ! Fit after self-cal, rms=0.287626Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 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 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! Estimated beam: bmin=0.7569 mas, bmaj=0.9883 mas, bpa=-9.322 degrees ! Estimated noise=513.393 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 = 0.0142989 Jy ! Component: 100 - total flux cleaned = 0.0210676 Jy ! Component: 150 - total flux cleaned = 0.023958 Jy ! Component: 200 - total flux cleaned = 0.024535 Jy ! Total flux subtracted in 200 components = 0.024535 Jy ! Clean residual min=-0.004535 max=0.005520 Jy/beam ! Clean residual mean=-0.000007 rms=0.001111 Jy/beam ! Combined flux in latest and established models = 0.279672 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.279672 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.286978Jy sigma=0.001201 ! Fit after self-cal, rms=0.286732Jy sigma=0.001201 ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 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 1.02 FD 0.99 HH 0.91 HN 0.99 ! KK 1.00* KP 1.03 LA 0.97 MK 1.00* ! NL 0.97 NY 1.05 ON 1.10 OV 1.02 ! PT 1.00 SC 1.03 WZ 1.00* ZC 1.20 ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.95 HN 0.95 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.85 ON 0.82 OV 1.00* ! PT 1.00* SC 1.03 WZ 1.00 ZC 1.05 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HH 0.86 HN 1.00 ! KK 1.00* KP 0.96 LA 0.98 MK 1.00* ! NL 0.95 NY 1.01 ON 1.04 OV 1.02 ! PT 0.98 SC 1.05 WZ 1.00* ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.95 HN 1.05 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.84 ON 0.92 OV 1.00* ! PT 1.00* SC 1.01 WZ 1.04 ZC 1.13 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HH 0.90 HN 1.00 ! KK 1.00* KP 0.99 LA 0.99 MK 1.00* ! NL 0.96 NY 1.03 ON 0.99 OV 1.05 ! PT 1.00 SC 1.09 WZ 1.00* ZC 1.20 ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.94 HN 0.97 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.84 ON 0.92 OV 1.00* ! PT 1.00* SC 0.96 WZ 0.99 ZC 1.03 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HH 0.88 HN 1.02 ! KK 1.00* KP 0.98 LA 0.99 MK 1.00* ! NL 1.01 NY 1.31 ON 1.01 OV 1.05 ! PT 1.01 SC 1.06 WZ 1.00* ZC 1.11 ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.79 HN 1.02 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.74 ON 1.03 OV 1.00* ! PT 1.00* SC 0.98 WZ 1.14 ZC 0.89 ! ! ! Fit before self-cal, rms=0.286732Jy sigma=0.001201 ! Fit after self-cal, rms=0.270144Jy sigma=0.001195 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! Estimated beam: bmin=0.7669 mas, bmaj=0.9604 mas, bpa=-8.698 degrees ! Estimated noise=513.622 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 = 0.000497127 Jy ! Component: 100 - total flux cleaned = 0.000362154 Jy ! Component: 150 - total flux cleaned = 0.00036021 Jy ! Component: 200 - total flux cleaned = 0.000410812 Jy ! Total flux subtracted in 200 components = 0.000410812 Jy ! Clean residual min=-0.002840 max=0.003049 Jy/beam ! Clean residual mean=-0.000008 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.280083 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 22 components and 0.280083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270098Jy sigma=0.001195 ! Fit after self-cal, rms=0.269527Jy sigma=0.001195 ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 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=0.269527Jy sigma=0.001195 ! Fit after self-cal, rms=0.267158Jy sigma=0.001194 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! Estimated beam: bmin=0.7671 mas, bmaj=0.9556 mas, bpa=-8.762 degrees ! Estimated noise=512.586 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000498716 Jy ! Component: 100 - total flux cleaned = 0.000381709 Jy ! Component: 150 - total flux cleaned = 0.000381534 Jy ! Component: 200 - total flux cleaned = 0.000380425 Jy ! Total flux subtracted in 200 components = 0.000380425 Jy ! Clean residual min=-0.002754 max=0.002949 Jy/beam ! Clean residual mean=-0.000007 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.280464 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.280464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267124Jy sigma=0.001194 ! Fit after self-cal, rms=0.267045Jy sigma=0.001194 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 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 (-23.2, -21.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192725 Jy ! Component: 100 - total flux cleaned = 0.00211299 Jy ! Component: 150 - total flux cleaned = 0.00227224 Jy ! Component: 200 - total flux cleaned = 0.00231819 Jy ! Total flux subtracted in 200 components = 0.00231819 Jy ! Clean residual min=-0.002612 max=0.002578 Jy/beam ! Clean residual mean=-0.000005 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.282782 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 0.282782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267000Jy sigma=0.001194 ! Fit after self-cal, rms=0.267010Jy sigma=0.001194 ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 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=0.267010Jy sigma=0.001194 ! Fit after self-cal, rms=0.266558Jy sigma=0.001193 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! Estimated beam: bmin=0.7666 mas, bmaj=0.9548 mas, bpa=-9.44 degrees ! Estimated noise=512.216 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111922 Jy ! Component: 100 - total flux cleaned = 0.00117543 Jy ! Component: 150 - total flux cleaned = 0.00122095 Jy ! Component: 200 - total flux cleaned = 0.00130449 Jy ! Total flux subtracted in 200 components = 0.00130449 Jy ! Clean residual min=-0.002654 max=0.002526 Jy/beam ! Clean residual mean=-0.000007 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.284086 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 41 components and 0.284086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266529Jy sigma=0.001193 ! Fit after self-cal, rms=0.266592Jy sigma=0.001193 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 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 = 0.000216673 Jy ! Component: 100 - total flux cleaned = 0.00034259 Jy ! Component: 150 - total flux cleaned = 0.000379074 Jy ! Component: 200 - total flux cleaned = 0.000413847 Jy ! Total flux subtracted in 200 components = 0.000413847 Jy ! Clean residual min=-0.002628 max=0.002503 Jy/beam ! Clean residual mean=-0.000006 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.2845 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 44 components and 0.2845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266572Jy sigma=0.001193 ! Fit after self-cal, rms=0.266580Jy sigma=0.001193 ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 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=0.266580Jy sigma=0.001193 ! Fit after self-cal, rms=0.266418Jy sigma=0.001193 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! Estimated beam: bmin=2.386 mas, bmaj=2.845 mas, bpa=-15.69 degrees ! Estimated noise=584.865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000864922 Jy ! Component: 100 - total flux cleaned = 0.000969467 Jy ! Component: 150 - total flux cleaned = 0.00103421 Jy ! Component: 200 - total flux cleaned = 0.00108653 Jy ! Total flux subtracted in 200 components = 0.00108653 Jy ! Clean residual min=-0.002585 max=0.002666 Jy/beam ! Clean residual mean=-0.000014 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.285587 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 51 components and 0.285587 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266416Jy sigma=0.001193 ! Fit after self-cal, rms=0.266455Jy sigma=0.001193 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 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 = 9.68024e-07 Jy ! Component: 100 - total flux cleaned = 2.13326e-05 Jy ! Component: 150 - total flux cleaned = 6.60981e-05 Jy ! Component: 200 - total flux cleaned = 0.000103563 Jy ! Total flux subtracted in 200 components = 0.000103563 Jy ! Clean residual min=-0.002585 max=0.002638 Jy/beam ! Clean residual mean=-0.000013 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 0.28569 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 52 components and 0.28569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266454Jy sigma=0.001192 ! Fit after self-cal, rms=0.266457Jy sigma=0.001192 ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 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 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! Estimated beam: bmin=0.7664 mas, bmaj=0.9528 mas, bpa=-9.747 degrees ! Estimated noise=512.141 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7664 x 0.9528 at -9.747 degrees (North through East) ! Clean map min=-0.0022104 max=0.22248 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! Estimated beam: bmin=0.5838 mas, bmaj=0.6879 mas, bpa=-1.268 degrees ! Estimated noise=1224.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.169653 Jy ! Component: 100 - total flux cleaned = 0.215803 Jy ! Component: 150 - total flux cleaned = 0.23868 Jy ! Component: 200 - total flux cleaned = 0.252105 Jy ! Total flux subtracted in 200 components = 0.252105 Jy ! Clean residual min=-0.007381 max=0.007673 Jy/beam ! Clean residual mean=-0.000027 rms=0.001669 Jy/beam ! Combined flux in latest and established models = 0.252105 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.252105 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! Estimated beam: bmin=0.7664 mas, bmaj=0.9528 mas, bpa=-9.747 degrees ! Estimated noise=512.141 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 = 0.0148379 Jy ! Component: 100 - total flux cleaned = 0.0220189 Jy ! Component: 150 - total flux cleaned = 0.0262847 Jy ! Component: 200 - total flux cleaned = 0.028464 Jy ! Total flux subtracted in 200 components = 0.028464 Jy ! Clean residual min=-0.002557 max=0.002452 Jy/beam ! Clean residual mean=-0.000016 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.280569 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 34 components and 0.280569 Jy ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 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 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! Estimated beam: bmin=2.386 mas, bmaj=2.845 mas, bpa=-15.69 degrees ! Estimated noise=584.865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00269821 Jy ! Component: 100 - total flux cleaned = 0.00385126 Jy ! Component: 150 - total flux cleaned = 0.00428806 Jy ! Component: 200 - total flux cleaned = 0.00445144 Jy ! Total flux subtracted in 200 components = 0.00445144 Jy ! Clean residual min=-0.002590 max=0.002636 Jy/beam ! Clean residual mean=-0.000018 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.28502 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000135833 Jy ! Component: 100 - total flux cleaned = 0.000236305 Jy ! Component: 150 - total flux cleaned = 0.000310218 Jy ! Component: 200 - total flux cleaned = 0.000343156 Jy ! Total flux subtracted in 200 components = 0.000343156 Jy ! Clean residual min=-0.002561 max=0.002624 Jy/beam ! Clean residual mean=-0.000016 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.285363 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 56 components and 0.285363 Jy ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! Estimated beam: bmin=0.7664 mas, bmaj=0.9528 mas, bpa=-9.747 degrees ! Estimated noise=512.141 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000358754 Jy ! Component: 100 - total flux cleaned = -0.000406002 Jy ! Component: 150 - total flux cleaned = -0.000446081 Jy ! Component: 200 - total flux cleaned = -0.000411178 Jy ! Total flux subtracted in 200 components = -0.000411178 Jy ! Clean residual min=-0.002444 max=0.002451 Jy/beam ! Clean residual mean=-0.000008 rms=0.000602 Jy/beam ! Combined flux in latest and established models = 0.284952 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 65 components and 0.284952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266458Jy sigma=0.001193 ! Fit after self-cal, rms=0.266507Jy sigma=0.001192 wmodel J0539+1433_X_2008_04_02_pus_map.mod ! Writing 65 model components to file: J0539+1433_X_2008_04_02_pus_map.mod wobs J0539+1433_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0539+1433_X_2008_04_02_pus_uvs.fits wwins J0539+1433_X_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J0539+1433_X_2008_04_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 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000412198 Jy ! Component: 100 - total flux cleaned = 0.000841153 Jy ! Component: 150 - total flux cleaned = 0.00100534 Jy ! Component: 200 - total flux cleaned = 0.000889681 Jy ! Component: 250 - total flux cleaned = 0.000777047 Jy ! Component: 300 - total flux cleaned = 0.000702812 Jy ! Component: 350 - total flux cleaned = 0.000738434 Jy ! Component: 400 - total flux cleaned = 0.000808481 Jy ! Component: 450 - total flux cleaned = 0.000807676 Jy ! Component: 500 - total flux cleaned = 0.000806803 Jy ! Component: 550 - total flux cleaned = 0.000707242 Jy ! Component: 600 - total flux cleaned = 0.000739306 Jy ! Component: 650 - total flux cleaned = 0.000611486 Jy ! Component: 700 - total flux cleaned = 0.000643438 Jy ! Component: 750 - total flux cleaned = 0.000674217 Jy ! Component: 800 - total flux cleaned = 0.000765856 Jy ! Component: 850 - total flux cleaned = 0.00067427 Jy ! Component: 900 - total flux cleaned = 0.000614225 Jy ! Component: 950 - total flux cleaned = 0.000614127 Jy ! Component: 1000 - total flux cleaned = 0.000584963 Jy ! Component: 1050 - total flux cleaned = 0.000613966 Jy ! Component: 1100 - total flux cleaned = 0.000585275 Jy ! Component: 1150 - total flux cleaned = 0.000500218 Jy ! Component: 1200 - total flux cleaned = 0.000472589 Jy ! Component: 1250 - total flux cleaned = 0.000445053 Jy ! Component: 1300 - total flux cleaned = 0.000390009 Jy ! Component: 1350 - total flux cleaned = 0.000389967 Jy ! Component: 1400 - total flux cleaned = 0.000362525 Jy ! Component: 1450 - total flux cleaned = 0.000254216 Jy ! Component: 1500 - total flux cleaned = 0.000254222 Jy ! Component: 1550 - total flux cleaned = 0.000174327 Jy ! Component: 1600 - total flux cleaned = 0.000147909 Jy ! Component: 1650 - total flux cleaned = 9.54156e-05 Jy ! Component: 1700 - total flux cleaned = 4.32645e-05 Jy ! Component: 1750 - total flux cleaned = -0.000111415 Jy ! Component: 1800 - total flux cleaned = -0.000187954 Jy ! Component: 1850 - total flux cleaned = -0.000213518 Jy ! Component: 1900 - total flux cleaned = -0.000263904 Jy ! Component: 1950 - total flux cleaned = -0.000188661 Jy ! Component: 2000 - total flux cleaned = -0.00026354 Jy ! Total flux subtracted in 2048 components = -0.000288247 Jy ! Clean residual min=-0.001591 max=0.001586 Jy/beam ! Clean residual mean=-0.000005 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.284664 Jy keep ! Adding 156 model components to the UV plane model. ! The established model now contains 221 components and 0.284664 Jy wmap "J0539+1433_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7664 x 0.9528 at -9.747 degrees (North through East) ! Clean map min=-0.0017911 max=0.22308 Jy/beam ! Writing clean map to FITS file: J0539+1433_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.223084 invert ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1633 milli-arcsec ! The y-axis pixel size should ideally be below 0.1735 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000421926 device "J0539+1433_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0539+1433_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.567398 0.567398 1.1348 2.26959 4.53919 9.07837 18.1567 36.3135 72.627 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.223 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7664 x 0.9528 at -9.747 degrees (North through East) ! Clean map min=-0.0017911 max=0.22308 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0539+1433_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0539+1433_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0539+1433_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:45:59 2010