! Started logfile: J0618-2426_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:39:47 2011 obs J0618-2426_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0618-2426_X_2010_06_23_pus_uva.fits ! AN table 1: 111 integrations on 105 of 105 possible baselines. ! AN table 2: 126 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.385533 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0618-2426 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3588 lines of history. ! ! Reading 38376 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0618-2426_X_2010_06_23_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 684 telescope corrections were flagged in sub-array 1. ! A total of 662 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 684 telescope corrections were flagged in sub-array 1. ! A total of 662 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 684 telescope corrections were flagged in sub-array 1. ! A total of 682 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 766 telescope corrections were flagged in sub-array 1. ! A total of 682 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.984014Jy sigma=0.010835 ! Fit after self-cal, rms=0.925544Jy sigma=0.010301 ! 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 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.6405 mas, bmaj=1.565 mas, bpa=-5.274 degrees ! Estimated noise=702.505 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 = 0.065889 Jy ! Component: 100 - total flux cleaned = 0.080798 Jy ! Total flux subtracted in 100 components = 0.080798 Jy ! Clean residual min=-0.004251 max=0.005376 Jy/beam ! Clean residual mean=0.000024 rms=0.001168 Jy/beam ! Combined flux in latest and established models = 0.080798 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.080798 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145588Jy sigma=0.001318 ! Fit after self-cal, rms=0.145230Jy sigma=0.001314 ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.8505 mas, bmaj=1.995 mas, bpa=-4.037 degrees ! Estimated noise=344.364 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 = 0.00515975 Jy ! Component: 100 - total flux cleaned = 0.00719603 Jy ! Component: 150 - total flux cleaned = 0.00786512 Jy ! Component: 200 - total flux cleaned = 0.0079454 Jy ! Total flux subtracted in 200 components = 0.0079454 Jy ! Clean residual min=-0.002744 max=0.002188 Jy/beam ! Clean residual mean=0.000007 rms=0.000610 Jy/beam ! Combined flux in latest and established models = 0.0887434 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.0887434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145008Jy sigma=0.001312 ! Fit after self-cal, rms=0.145007Jy sigma=0.001312 ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 0.96 FD 1.03 HN 0.92 KK 1.00* ! KP 1.00 LA 0.87 MA 1.00* MK 0.96 ! NL 1.05 NY 1.00* OV 1.02 PT 1.04 ! SC 1.10 TS 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.01 HN 0.81 KK 1.00* ! KP 0.97 LA 0.98 MA 1.00* MK 1.04 ! NL 1.10 NY 1.00* OV 1.02 PT 0.97 ! SC 1.07 TS 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.79 KK 1.00* ! KP 1.03 LA 0.94 MA 1.00* MK 1.05 ! NL 1.04 NY 1.00* OV 1.07 PT 1.03 ! SC 1.00 TS 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.07 HN 0.84 KK 1.00* ! KP 1.02 LA 1.02 MA 1.00* MK 1.04 ! NL 1.09 NY 1.00* OV 1.10 PT 1.01 ! SC 1.08 TS 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.89 HN 0.91 KK 1.00* ! KP 1.04 LA 0.91 MA 1.00* MK 1.03 ! NL 0.94 NY 1.00* OV 0.95 PT 1.05 ! SC 0.90 TS 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HN 0.85 KK 1.00* ! KP 0.98 LA 0.96 MA 1.00* MK 1.04 ! NL 0.99 NY 1.00* OV 1.03 PT 1.05 ! SC 1.09 TS 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.89 HN 0.81 KK 1.00* ! KP 0.99 LA 0.90 MA 1.00* MK 1.03 ! NL 1.00 NY 1.00* OV 1.01 PT 1.07 ! SC 0.81 TS 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.25 FD 0.90 HN 0.69 KK 1.00* ! KP 1.02 LA 1.06 MA 1.00* MK 0.93 ! NL 1.05 NY 1.00* OV 1.03 PT 1.03 ! SC 0.98 TS 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.145007Jy sigma=0.001312 ! Fit after self-cal, rms=0.134616Jy sigma=0.001309 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.8501 mas, bmaj=2.021 mas, bpa=-4.447 degrees ! Estimated noise=344.068 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 = -7.5973e-05 Jy ! Component: 100 - total flux cleaned = -7.62866e-05 Jy ! Component: 150 - total flux cleaned = -7.63923e-05 Jy ! Component: 200 - total flux cleaned = -6.97073e-05 Jy ! Total flux subtracted in 200 components = -6.97073e-05 Jy ! Clean residual min=-0.001515 max=0.001807 Jy/beam ! Clean residual mean=-0.000010 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.0886737 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.0886737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134615Jy sigma=0.001309 ! Fit after self-cal, rms=0.134489Jy sigma=0.001308 ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 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=0.134489Jy sigma=0.001308 ! Fit after self-cal, rms=0.133620Jy sigma=0.001308 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.8497 mas, bmaj=2.026 mas, bpa=-4.436 degrees ! Estimated noise=343.589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.68984e-05 Jy ! Component: 100 - total flux cleaned = -7.66863e-05 Jy ! Component: 150 - total flux cleaned = -7.72821e-05 Jy ! Component: 200 - total flux cleaned = -7.80886e-05 Jy ! Total flux subtracted in 200 components = -7.80886e-05 Jy ! Clean residual min=-0.001577 max=0.001788 Jy/beam ! Clean residual mean=-0.000010 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.0885956 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 22 components and 0.0885956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133619Jy sigma=0.001308 ! Fit after self-cal, rms=0.133614Jy sigma=0.001308 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 = -3.71983e-05 Jy ! Component: 100 - total flux cleaned = -3.74007e-05 Jy ! Component: 150 - total flux cleaned = -3.78932e-05 Jy ! Component: 200 - total flux cleaned = -3.77809e-05 Jy ! Total flux subtracted in 200 components = -3.77809e-05 Jy ! Clean residual min=-0.001596 max=0.001817 Jy/beam ! Clean residual mean=-0.000008 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.0885578 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 23 components and 0.0885578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133614Jy sigma=0.001308 ! Fit after self-cal, rms=0.133612Jy sigma=0.001308 ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 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=0.133612Jy sigma=0.001308 ! Fit after self-cal, rms=0.133707Jy sigma=0.001308 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.8499 mas, bmaj=2.027 mas, bpa=-4.376 degrees ! Estimated noise=343.998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.02613e-05 Jy ! Component: 100 - total flux cleaned = 5.06463e-05 Jy ! Component: 150 - total flux cleaned = 5.09205e-05 Jy ! Component: 200 - total flux cleaned = 5.11166e-05 Jy ! Total flux subtracted in 200 components = 5.11166e-05 Jy ! Clean residual min=-0.001623 max=0.001818 Jy/beam ! Clean residual mean=-0.000008 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.088609 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 27 components and 0.0886089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133706Jy sigma=0.001308 ! Fit after self-cal, rms=0.133709Jy sigma=0.001308 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 = -1.46616e-05 Jy ! Component: 100 - total flux cleaned = -8.11767e-06 Jy ! Component: 150 - total flux cleaned = -8.18138e-06 Jy ! Component: 200 - total flux cleaned = -8.58911e-06 Jy ! Total flux subtracted in 200 components = -8.58911e-06 Jy ! Clean residual min=-0.001625 max=0.001814 Jy/beam ! Clean residual mean=-0.000008 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.0886004 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 27 components and 0.0886003 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133708Jy sigma=0.001308 ! Fit after self-cal, rms=0.133708Jy sigma=0.001308 ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 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=0.133708Jy sigma=0.001308 ! Fit after self-cal, rms=0.133846Jy sigma=0.001308 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=2.325 mas, bmaj=5.177 mas, bpa=0.8531 degrees ! Estimated noise=434.914 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000385268 Jy ! Component: 100 - total flux cleaned = 0.000386035 Jy ! Component: 150 - total flux cleaned = 0.000386334 Jy ! Component: 200 - total flux cleaned = 0.000375863 Jy ! Total flux subtracted in 200 components = 0.000375863 Jy ! Clean residual min=-0.001884 max=0.001927 Jy/beam ! Clean residual mean=-0.000024 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.0889762 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 0.0889762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133847Jy sigma=0.001308 ! Fit after self-cal, rms=0.133843Jy sigma=0.001308 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 = 2.68626e-05 Jy ! Component: 100 - total flux cleaned = 2.71446e-05 Jy ! Component: 150 - total flux cleaned = 2.10105e-05 Jy ! Component: 200 - total flux cleaned = 1.54644e-05 Jy ! Total flux subtracted in 200 components = 1.54644e-05 Jy ! Clean residual min=-0.001902 max=0.001919 Jy/beam ! Clean residual mean=-0.000024 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.0889917 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 31 components and 0.0889917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133844Jy sigma=0.001308 ! Fit after self-cal, rms=0.133841Jy sigma=0.001308 ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.8501 mas, bmaj=2.027 mas, bpa=-4.32 degrees ! Estimated noise=344.38 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8501 x 2.027 at -4.32 degrees (North through East) ! Clean map min=-0.0014408 max=0.084373 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.6408 mas, bmaj=1.598 mas, bpa=-5.746 degrees ! Estimated noise=688.474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0655212 Jy ! Component: 100 - total flux cleaned = 0.0802221 Jy ! Component: 150 - total flux cleaned = 0.0855478 Jy ! Component: 200 - total flux cleaned = 0.0879408 Jy ! Total flux subtracted in 200 components = 0.0879408 Jy ! Clean residual min=-0.003215 max=0.003542 Jy/beam ! Clean residual mean=-0.000003 rms=0.000990 Jy/beam ! Combined flux in latest and established models = 0.0879408 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0879408 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.8501 mas, bmaj=2.027 mas, bpa=-4.32 degrees ! Estimated noise=344.38 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 = 0.000758732 Jy ! Component: 100 - total flux cleaned = 0.000760068 Jy ! Component: 150 - total flux cleaned = 0.0007617 Jy ! Component: 200 - total flux cleaned = 0.000763693 Jy ! Total flux subtracted in 200 components = 0.000763693 Jy ! Clean residual min=-0.001650 max=0.001763 Jy/beam ! Clean residual mean=-0.000010 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.0887045 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 16 components and 0.0887045 Jy ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 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 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=2.325 mas, bmaj=5.177 mas, bpa=0.8531 degrees ! Estimated noise=434.914 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000332087 Jy ! Component: 100 - total flux cleaned = 0.000332191 Jy ! Component: 150 - total flux cleaned = 0.000324571 Jy ! Component: 200 - total flux cleaned = 0.000317803 Jy ! Total flux subtracted in 200 components = 0.000317803 Jy ! Clean residual min=-0.001894 max=0.001900 Jy/beam ! Clean residual mean=-0.000027 rms=0.000636 Jy/beam ! Combined flux in latest and established models = 0.0890223 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 = -6.0363e-06 Jy ! Component: 100 - total flux cleaned = -1.08354e-05 Jy ! Component: 150 - total flux cleaned = -1.52087e-05 Jy ! Component: 200 - total flux cleaned = -1.53852e-05 Jy ! Total flux subtracted in 200 components = -1.53852e-05 Jy ! Clean residual min=-0.001903 max=0.001905 Jy/beam ! Clean residual mean=-0.000027 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.0890069 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 22 components and 0.0890069 Jy ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! Estimated beam: bmin=0.8501 mas, bmaj=2.027 mas, bpa=-4.32 degrees ! Estimated noise=344.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000224928 Jy ! Component: 100 - total flux cleaned = -0.00024435 Jy ! Component: 150 - total flux cleaned = -0.000259943 Jy ! Component: 200 - total flux cleaned = -0.000274353 Jy ! Total flux subtracted in 200 components = -0.000274353 Jy ! Clean residual min=-0.001636 max=0.001790 Jy/beam ! Clean residual mean=-0.000010 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.0887325 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 25 components and 0.0887325 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133844Jy sigma=0.001308 ! Fit after self-cal, rms=0.133843Jy sigma=0.001308 wmodel J0618-2426_X_2010_06_23_pus_map.mod ! Writing 25 model components to file: J0618-2426_X_2010_06_23_pus_map.mod wobs J0618-2426_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0618-2426_X_2010_06_23_pus_uvs.fits wwins J0618-2426_X_2010_06_23_pus_map.win ! wwins: Wrote 1 windows to J0618-2426_X_2010_06_23_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 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000419355 Jy ! Component: 100 - total flux cleaned = 0.000582138 Jy ! Component: 150 - total flux cleaned = 0.000811298 Jy ! Component: 200 - total flux cleaned = 0.00105136 Jy ! Component: 250 - total flux cleaned = 0.00118851 Jy ! Component: 300 - total flux cleaned = 0.00123236 Jy ! Component: 350 - total flux cleaned = 0.00129511 Jy ! Component: 400 - total flux cleaned = 0.00135526 Jy ! Component: 450 - total flux cleaned = 0.00139434 Jy ! Component: 500 - total flux cleaned = 0.00143186 Jy ! Component: 550 - total flux cleaned = 0.0014319 Jy ! Component: 600 - total flux cleaned = 0.00141429 Jy ! Component: 650 - total flux cleaned = 0.0014313 Jy ! Component: 700 - total flux cleaned = 0.00138055 Jy ! Component: 750 - total flux cleaned = 0.0013311 Jy ! Component: 800 - total flux cleaned = 0.00133141 Jy ! Component: 850 - total flux cleaned = 0.00131592 Jy ! Component: 900 - total flux cleaned = 0.00128497 Jy ! Component: 950 - total flux cleaned = 0.00125447 Jy ! Component: 1000 - total flux cleaned = 0.0012096 Jy ! Total flux subtracted in 1024 components = 0.00120972 Jy ! Clean residual min=-0.001041 max=0.000826 Jy/beam ! Clean residual mean=-0.000016 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0899423 Jy keep ! Adding 60 model components to the UV plane model. ! The established model now contains 85 components and 0.0899422 Jy ![Exited script file: muppet] wmap "J0618-2426_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8501 x 2.027 at -4.32 degrees (North through East) ! Clean map min=-0.0011538 max=0.084328 Jy/beam ! Writing clean map to FITS file: J0618-2426_X_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0843281 invert ! Inverting map ! Your choice of large map pixels excluded 0.484% of the data. ! The x-axis pixel size should ideally be below 0.1972 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000298624 device "J0618-2426_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0618-2426_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.06236 1.06236 2.12473 4.24946 8.49891 16.9978 33.9956 67.9913 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.084 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8501 x 2.027 at -4.32 degrees (North through East) ! Clean map min=-0.0011538 max=0.084328 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0618-2426_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0618-2426_X_2010_06_23_pus_map.gif/vgif' mapplot cln