! Started logfile: J1048-1909_X_2005_07_09_yyk_uvs.log on Fri Jan 20 10:19:32 2006 obs J1048-1909_X_2005_07_09_yyk_uve.fits ! Reading UV FITS file: J1048-1909_X_2005_07_09_yyk_uve.fits ! AN table 1: 5 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.924444 visibilities/baseline/integration-bin. ! Found source: J1048-1909 ! ! 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 1480 lines of history. ! ! Reading 832 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 ![@muppet J1048-1909_X_2005_07_09_yyk] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 10 float amp_soltime2 amp_soltime2 = 1 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.10 float win_mult win_mult = 1.8 float time_av time_av = 30 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. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.716384 Jy 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 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.6849 mas, bmaj=1.83 mas, bpa=-3.055 degrees ! Estimated noise=1.89354 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.595725 Jy ! Component: 100 - total flux cleaned = 0.727318 Jy ! Total flux subtracted in 100 components = 0.727318 Jy ! Clean residual min=-0.020972 max=0.037800 Jy/beam ! Clean residual mean=-0.000217 rms=0.006561 Jy/beam ! Combined flux in latest and established models = 0.727318 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.727318 Jy ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.123024Jy sigma=1.896208 ! Fit after self-cal, rms=0.120861Jy sigma=1.873376 ! Inverting map and beam ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.6849 mas, bmaj=1.83 mas, bpa=-3.055 degrees ! Estimated noise=1.89354 mJy/beam. ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0509086 Jy ! Component: 100 - total flux cleaned = 0.0736029 Jy ! Total flux subtracted in 100 components = 0.0736029 Jy ! Clean residual min=-0.019325 max=0.018944 Jy/beam ! Clean residual mean=-0.000031 rms=0.004474 Jy/beam ! Combined flux in latest and established models = 0.800921 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.800921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100128Jy sigma=1.483825 ! Fit after self-cal, rms=0.099493Jy sigma=1.478223 ! Inverting map ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! 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 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.8042 mas, bmaj=2.11 mas, bpa=-2.051 degrees ! Estimated noise=1.5026 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167166 Jy ! Component: 100 - total flux cleaned = 0.0191128 Jy ! Component: 150 - total flux cleaned = 0.019689 Jy ! Component: 200 - total flux cleaned = 0.0200528 Jy ! Total flux subtracted in 200 components = 0.0200528 Jy ! Clean residual min=-0.018774 max=0.020885 Jy/beam ! Clean residual mean=-0.000025 rms=0.004942 Jy/beam ! Combined flux in latest and established models = 0.820974 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 20 components and 0.820974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096991Jy sigma=1.437771 ! Fit after self-cal, rms=0.096445Jy sigma=1.433227 ! Inverting map ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8042 x 2.11 at -2.051 degrees (North through East) ! Clean map min=-0.018109 max=0.66215 Jy/beam if(peak(flux) < thresh*2) selflims ampcor_selflim end if gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Amplitude normalization factor in sub-array 1: 1.00169 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 1.04 KP 0.96 ! LA 1.00 MK 1.01 NL 1.01 OV 1.04 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.00811 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.06 KP 0.90 ! LA 0.97 MK 1.00 NL 1.00 OV 1.03 ! PT 1.02 SC 0.95 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.01441 ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.95 KP 0.84 ! LA 0.98 MK 1.02 NL 0.99 OV 1.06 ! PT 1.04 SC 0.90 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.973546 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.98 KP 0.95 ! LA 0.97 MK 1.00 NL 0.99 OV 1.07 ! PT 1.11 SC 1.15 ! ! ! Fit before self-cal, rms=0.096445Jy sigma=1.433227 ! Fit after self-cal, rms=0.083391Jy sigma=1.185871 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083391Jy sigma=1.185871 ! Fit after self-cal, rms=0.083384Jy sigma=1.185835 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.8019 mas, bmaj=2.103 mas, bpa=-1.627 degrees ! Estimated noise=1.49658 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (4.2, -5.2). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196141 Jy ! Component: 100 - total flux cleaned = 0.0284777 Jy ! Component: 150 - total flux cleaned = 0.0304945 Jy ! Component: 200 - total flux cleaned = 0.0318549 Jy ! Total flux subtracted in 200 components = 0.0318549 Jy ! Clean residual min=-0.007603 max=0.006113 Jy/beam ! Clean residual mean=0.000017 rms=0.001667 Jy/beam ! Combined flux in latest and established models = 0.852829 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 41 components and 0.852828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079807Jy sigma=1.116131 ! Fit after self-cal, rms=0.079686Jy sigma=1.114465 ! Inverting map ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec print "************** FINISHED AMPLITUDE GSCALE SELF-CAL **************" ! ************** FINISHED AMPLITUDE GSCALE SELF-CAL ************** ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079686Jy sigma=1.114465 ! Fit after self-cal, rms=0.073546Jy sigma=1.029582 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142528 Jy ! Component: 100 - total flux cleaned = 0.00215281 Jy ! Component: 150 - total flux cleaned = 0.00252688 Jy ! Component: 200 - total flux cleaned = 0.00286021 Jy ! Total flux subtracted in 200 components = 0.00286021 Jy ! Clean residual min=-0.007796 max=0.005583 Jy/beam ! Clean residual mean=0.000022 rms=0.001501 Jy/beam ! Combined flux in latest and established models = 0.855689 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 47 components and 0.855689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073047Jy sigma=1.022287 ! Fit after self-cal, rms=0.072594Jy sigma=1.013856 ! Inverting map ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec print "*** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime ***" ! *** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime *** ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8019 x 2.103 at -1.627 degrees (North through East) ! Clean map min=-0.0072978 max=0.66175 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true, amp_soltime2 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "************** FINISHED AMPLITUDE SELF-CAL **************" end if ! Performing amp+phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072594Jy sigma=1.013856 ! Fit after self-cal, rms=0.068904Jy sigma=0.948026 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068904Jy sigma=0.948026 ! Fit after self-cal, rms=0.068933Jy sigma=0.946778 ! Inverting map and beam ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.801 mas, bmaj=2.103 mas, bpa=-1.483 degrees ! Estimated noise=1.493 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110299 Jy ! Component: 100 - total flux cleaned = 0.00153415 Jy ! Component: 150 - total flux cleaned = 0.00163047 Jy ! Component: 200 - total flux cleaned = 0.00180861 Jy ! Total flux subtracted in 200 components = 0.00180861 Jy ! Clean residual min=-0.005447 max=0.005155 Jy/beam ! Clean residual mean=0.000015 rms=0.001306 Jy/beam ! Combined flux in latest and established models = 0.857497 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 61 components and 0.857497 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068564Jy sigma=0.941866 ! Fit after self-cal, rms=0.068617Jy sigma=0.941085 ! Inverting map ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Performing amp+phase self-cal over 1 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068617Jy sigma=0.941085 ! Fit after self-cal, rms=0.067358Jy sigma=0.918226 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067358Jy sigma=0.918226 ! Fit after self-cal, rms=0.067409Jy sigma=0.918114 ! Inverting map and beam ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.8017 mas, bmaj=2.104 mas, bpa=-1.483 degrees ! Estimated noise=1.49387 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000347535 Jy ! Component: 100 - total flux cleaned = 0.000342208 Jy ! Component: 150 - total flux cleaned = 0.000415309 Jy ! Component: 200 - total flux cleaned = 0.000553209 Jy ! Total flux subtracted in 200 components = 0.000553209 Jy ! Clean residual min=-0.005321 max=0.004903 Jy/beam ! Clean residual mean=0.000013 rms=0.001272 Jy/beam ! Combined flux in latest and established models = 0.85805 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 0.85805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067185Jy sigma=0.915281 ! Fit after self-cal, rms=0.067229Jy sigma=0.914935 ! Inverting map ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! ************** FINISHED AMPLITUDE SELF-CAL ************** uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.4 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=2.172 mas, bmaj=4.904 mas, bpa=1.291 degrees ! Estimated noise=1.99208 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000681699 Jy ! Component: 100 - total flux cleaned = 0.00086089 Jy ! Component: 150 - total flux cleaned = 0.000680741 Jy ! Component: 200 - total flux cleaned = 0.00040883 Jy ! Total flux subtracted in 200 components = 0.00040883 Jy ! Clean residual min=-0.005257 max=0.004695 Jy/beam ! Clean residual mean=0.000028 rms=0.001481 Jy/beam ! Combined flux in latest and established models = 0.858459 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 74 components and 0.858459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067107Jy sigma=0.913734 ! Fit after self-cal, rms=0.067113Jy sigma=0.913048 ! Inverting map ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec uvtaper 0 ! No UV-taper is currently set. win_mult = win_mult / 1.4 print "************** FINISHED TAPERING SELF-CAL CLEAN **************" ! ************** FINISHED TAPERING SELF-CAL CLEAN ************** ! print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum 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 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.6831 mas, bmaj=1.828 mas, bpa=-2.819 degrees ! Estimated noise=1.88741 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.597879 Jy ! Component: 100 - total flux cleaned = 0.729972 Jy ! Component: 150 - total flux cleaned = 0.775222 Jy ! Component: 200 - total flux cleaned = 0.798494 Jy ! Total flux subtracted in 200 components = 0.798494 Jy ! Clean residual min=-0.010220 max=0.013077 Jy/beam ! Clean residual mean=-0.000074 rms=0.002706 Jy/beam ! Combined flux in latest and established models = 0.798494 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.798494 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.8017 mas, bmaj=2.104 mas, bpa=-1.483 degrees ! Estimated noise=1.49387 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) ! Added new window around map position (0.8, -0.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0218613 Jy ! Component: 100 - total flux cleaned = 0.03569 Jy ! Component: 150 - total flux cleaned = 0.0452085 Jy ! Component: 200 - total flux cleaned = 0.0520877 Jy ! Total flux subtracted in 200 components = 0.0520877 Jy ! Clean residual min=-0.006048 max=0.005256 Jy/beam ! Clean residual mean=-0.000013 rms=0.001443 Jy/beam ! Combined flux in latest and established models = 0.850582 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 43 components and 0.850582 Jy ! Inverting map ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=2.172 mas, bmaj=4.904 mas, bpa=1.291 degrees ! Estimated noise=1.99208 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513202 Jy ! Component: 100 - total flux cleaned = 0.00647189 Jy ! Component: 150 - total flux cleaned = 0.00716023 Jy ! Component: 200 - total flux cleaned = 0.00724826 Jy ! Total flux subtracted in 200 components = 0.00724826 Jy ! Clean residual min=-0.005423 max=0.004700 Jy/beam ! Clean residual mean=0.000019 rms=0.001451 Jy/beam ! Combined flux in latest and established models = 0.85783 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 59 components and 0.85783 Jy ! Inverting map ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.8017 mas, bmaj=2.104 mas, bpa=-1.483 degrees ! Estimated noise=1.49387 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -9.1583e-05 Jy ! Component: 100 - total flux cleaned = 0.000340706 Jy ! Component: 150 - total flux cleaned = 0.000686666 Jy ! Component: 200 - total flux cleaned = 0.000800878 Jy ! Total flux subtracted in 200 components = 0.000800878 Jy ! Clean residual min=-0.004955 max=0.004841 Jy/beam ! Clean residual mean=0.000013 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 0.858631 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 0.858631 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067259Jy sigma=0.915160 ! Fit after self-cal, rms=0.067199Jy sigma=0.912997 wmodel J1048-1909_X_2005_07_09_yyk\_map.mod ! Writing 75 model components to file: J1048-1909_X_2005_07_09_yyk_map.mod wobs J1048-1909_X_2005_07_09_yyk\_uvs.fits ! Writing UV FITS file: J1048-1909_X_2005_07_09_yyk_uvs.fits wwins J1048-1909_X_2005_07_09_yyk\_map.win ! wwins: Wrote 3 windows to J1048-1909_X_2005_07_09_yyk_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 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.0011726 Jy ! Component: 100 - total flux cleaned = -0.00213253 Jy ! Component: 150 - total flux cleaned = -0.0027835 Jy ! Component: 200 - total flux cleaned = -0.00305845 Jy ! Component: 250 - total flux cleaned = -0.00312486 Jy ! Component: 300 - total flux cleaned = -0.00331387 Jy ! Component: 350 - total flux cleaned = -0.00349429 Jy ! Component: 400 - total flux cleaned = -0.00361039 Jy ! Component: 450 - total flux cleaned = -0.00377895 Jy ! Component: 500 - total flux cleaned = -0.00388657 Jy ! Component: 550 - total flux cleaned = -0.00399042 Jy ! Component: 600 - total flux cleaned = -0.00409082 Jy ! Component: 650 - total flux cleaned = -0.00423739 Jy ! Component: 700 - total flux cleaned = -0.0043315 Jy ! Component: 750 - total flux cleaned = -0.00437741 Jy ! Component: 800 - total flux cleaned = -0.00442328 Jy ! Component: 850 - total flux cleaned = -0.00459911 Jy ! Component: 900 - total flux cleaned = -0.00464197 Jy ! Component: 950 - total flux cleaned = -0.00489341 Jy ! Component: 1000 - total flux cleaned = -0.00509752 Jy ! Component: 1050 - total flux cleaned = -0.00525701 Jy ! Component: 1100 - total flux cleaned = -0.00529661 Jy ! Component: 1150 - total flux cleaned = -0.00541164 Jy ! Component: 1200 - total flux cleaned = -0.00544826 Jy ! Component: 1250 - total flux cleaned = -0.00555772 Jy ! Component: 1300 - total flux cleaned = -0.00555768 Jy ! Component: 1350 - total flux cleaned = -0.005733 Jy ! Component: 1400 - total flux cleaned = -0.00587022 Jy ! Component: 1450 - total flux cleaned = -0.00590331 Jy ! Component: 1500 - total flux cleaned = -0.00593667 Jy ! Component: 1550 - total flux cleaned = -0.00600292 Jy ! Component: 1600 - total flux cleaned = -0.00609898 Jy ! Component: 1650 - total flux cleaned = -0.00606807 Jy ! Component: 1700 - total flux cleaned = -0.00609964 Jy ! Component: 1750 - total flux cleaned = -0.00610003 Jy ! Component: 1800 - total flux cleaned = -0.00615962 Jy ! Component: 1850 - total flux cleaned = -0.00610058 Jy ! Component: 1900 - total flux cleaned = -0.00618841 Jy ! Component: 1950 - total flux cleaned = -0.00618851 Jy ! Component: 2000 - total flux cleaned = -0.00616018 Jy ! Total flux subtracted in 2048 components = -0.0061879 Jy ! Clean residual min=-0.001721 max=0.001782 Jy/beam ! Clean residual mean=0.000003 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.852443 Jy keep ! Adding 138 model components to the UV plane model. ! The established model now contains 213 components and 0.852443 Jy ![Exited script file: muppet] wmap "J1048-1909_X_2005_07_09_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8017 x 2.104 at -1.483 degrees (North through East) ! Clean map min=-0.0043924 max=0.66321 Jy/beam ! Writing clean map to FITS file: J1048-1909_X_2005_07_09_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.663213 invert ! Inverting map ! Your choice of large map pixels excluded 0.646% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000498106 device "J1048-1909_X_2005_07_09_yyk\_map.eps/VPS" ! Attempting to open device: 'J1048-1909_X_2005_07_09_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.225315 0.225315 0.450631 0.901261 1.80252 3.60504 7.21009 14.4202 28.8404 57.6807 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.663 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8017 x 2.104 at -1.483 degrees (North through East) ! Clean map min=-0.0043924 max=0.66321 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1048-1909_X_2005_07_09_yyk\_map.gif/gif" ! Attempting to open device: 'J1048-1909_X_2005_07_09_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1048-1909_X_2005_07_09_yyk_uvs.log closed on Fri Jan 20 10:19:36 2006