! Started logfile: J1925-2219_X_2005_06_01_yyk_uvs.log on Sat Oct 8 17:39:07 2005 obs J1925-2219_X_2005_06_01_yyk_uve.fits ! Reading UV FITS file: J1925-2219_X_2005_06_01_yyk_uve.fits ! AN table 1: 10 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.913333 visibilities/baseline/integration-bin. ! Found source: J1925-2219 ! ! 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 1618 lines of history. ! ! Reading 1644 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 J1925-2219_X_2005_06_01_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)= 0.446813 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 0.342% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6867 mas, bmaj=1.724 mas, bpa=4.666 degrees ! Estimated noise=1.54271 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 = 0.366729 Jy ! Component: 100 - total flux cleaned = 0.4391 Jy ! Total flux subtracted in 100 components = 0.4391 Jy ! Clean residual min=-0.009980 max=0.020848 Jy/beam ! Clean residual mean=0.000006 rms=0.003236 Jy/beam ! Combined flux in latest and established models = 0.4391 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.4391 Jy ! ! Correcting IF 1. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.086345Jy sigma=1.368408 ! Fit after self-cal, rms=0.086003Jy sigma=1.362504 ! Inverting map and beam ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6866 mas, bmaj=1.723 mas, bpa=4.65 degrees ! Estimated noise=1.54236 mJy/beam. ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0286048 Jy ! Component: 100 - total flux cleaned = 0.0416756 Jy ! Total flux subtracted in 100 components = 0.0416756 Jy ! Clean residual min=-0.009371 max=0.010601 Jy/beam ! Clean residual mean=0.000023 rms=0.002282 Jy/beam ! Combined flux in latest and established models = 0.480776 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.480776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077954Jy sigma=1.190911 ! Fit after self-cal, rms=0.077957Jy sigma=1.190527 ! Inverting map ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8643 mas, bmaj=2.157 mas, bpa=4.083 degrees ! Estimated noise=1.05511 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 = 0.00736246 Jy ! Component: 100 - total flux cleaned = 0.00997691 Jy ! Component: 150 - total flux cleaned = 0.0110827 Jy ! Component: 200 - total flux cleaned = 0.0112274 Jy ! Total flux subtracted in 200 components = 0.0112274 Jy ! Clean residual min=-0.007472 max=0.006937 Jy/beam ! Clean residual mean=0.000035 rms=0.001894 Jy/beam ! Combined flux in latest and established models = 0.492003 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 41 components and 0.492003 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077523Jy sigma=1.181774 ! Fit after self-cal, rms=0.077532Jy sigma=1.181647 ! Inverting map ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8643 x 2.157 at 4.083 degrees (North through East) ! Clean map min=-0.0069671 max=0.43533 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: 1.00684 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 1.09 KP 0.99 ! LA 0.99 MK 0.98 NL 1.01 OV 1.02 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.01292 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.07 KP 0.93 ! LA 0.97 MK 0.99 NL 1.00 OV 1.00 ! PT 1.00 SC 0.95 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.00729 ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.98 KP 0.89 ! LA 0.99 MK 1.04 NL 0.98 OV 1.03 ! PT 1.05 SC 0.93 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.942925 ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.07 HN 1.11 KP 0.98 ! LA 0.99 MK 1.03 NL 1.00 OV 1.04 ! PT 1.12 SC 1.23 ! ! ! Fit before self-cal, rms=0.077532Jy sigma=1.181647 ! Fit after self-cal, rms=0.072862Jy sigma=1.105755 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=0.072862Jy sigma=1.105755 ! Fit after self-cal, rms=0.072861Jy sigma=1.105641 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8696 mas, bmaj=2.169 mas, bpa=4.19 degrees ! Estimated noise=1.04412 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 = -0.00485072 Jy ! Component: 100 - total flux cleaned = -0.00650769 Jy ! Component: 150 - total flux cleaned = -0.00689566 Jy ! Component: 200 - total flux cleaned = -0.00694596 Jy ! Total flux subtracted in 200 components = -0.00694596 Jy ! Clean residual min=-0.003971 max=0.004494 Jy/beam ! Clean residual mean=0.000021 rms=0.001129 Jy/beam ! Combined flux in latest and established models = 0.485057 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 58 components and 0.485057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072582Jy sigma=1.101286 ! Fit after self-cal, rms=0.072585Jy sigma=1.101177 ! Inverting map ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 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=0.072585Jy sigma=1.101177 ! Fit after self-cal, rms=0.069486Jy sigma=1.060113 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 = 6.05069e-05 Jy ! Component: 100 - total flux cleaned = 3.62058e-05 Jy ! Component: 150 - total flux cleaned = 1.47677e-05 Jy ! Component: 200 - total flux cleaned = -7.46363e-06 Jy ! Total flux subtracted in 200 components = -7.46363e-06 Jy ! Clean residual min=-0.003822 max=0.004359 Jy/beam ! Clean residual mean=0.000022 rms=0.001120 Jy/beam ! Combined flux in latest and established models = 0.48505 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 58 components and 0.48505 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069467Jy sigma=1.059824 ! Fit after self-cal, rms=0.068993Jy sigma=1.055804 ! Inverting map ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 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: 0.8696 x 2.169 at 4.19 degrees (North through East) ! Clean map min=-0.0036654 max=0.43234 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=0.068993Jy sigma=1.055804 ! Fit after self-cal, rms=0.064978Jy sigma=0.954984 ! 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=0.064978Jy sigma=0.954984 ! Fit after self-cal, rms=0.064853Jy sigma=0.954215 ! Inverting map and beam ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8701 mas, bmaj=2.178 mas, bpa=4.315 degrees ! Estimated noise=1.04304 mJy/beam. ! Added new window around map position (-23.8, 24.4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143384 Jy ! Component: 100 - total flux cleaned = 0.000605549 Jy ! Component: 150 - total flux cleaned = 5.60719e-05 Jy ! Component: 200 - total flux cleaned = -0.000321708 Jy ! Total flux subtracted in 200 components = -0.000321708 Jy ! Clean residual min=-0.003659 max=0.003362 Jy/beam ! Clean residual mean=0.000012 rms=0.000911 Jy/beam ! Combined flux in latest and established models = 0.484728 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 77 components and 0.484728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064428Jy sigma=0.947643 ! Fit after self-cal, rms=0.064366Jy sigma=0.947175 ! Inverting map ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 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=0.064366Jy sigma=0.947175 ! Fit after self-cal, rms=0.063445Jy sigma=0.928419 ! 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=0.063445Jy sigma=0.928419 ! Fit after self-cal, rms=0.063429Jy sigma=0.928352 ! Inverting map and beam ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8693 mas, bmaj=2.177 mas, bpa=4.365 degrees ! Estimated noise=1.04205 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000200039 Jy ! Component: 100 - total flux cleaned = -0.000327713 Jy ! Component: 150 - total flux cleaned = -0.000501124 Jy ! Component: 200 - total flux cleaned = -0.000606052 Jy ! Total flux subtracted in 200 components = -0.000606052 Jy ! Clean residual min=-0.003371 max=0.003374 Jy/beam ! Clean residual mean=0.000010 rms=0.000886 Jy/beam ! Combined flux in latest and established models = 0.484122 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 85 components and 0.484122 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063317Jy sigma=0.926641 ! Fit after self-cal, rms=0.063307Jy sigma=0.926572 ! Inverting map ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.347 mas, bmaj=5.725 mas, bpa=11.25 degrees ! Estimated noise=1.32583 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 = -0.000387564 Jy ! Component: 100 - total flux cleaned = -0.00053266 Jy ! Component: 150 - total flux cleaned = -0.000691201 Jy ! Component: 200 - total flux cleaned = -0.000856041 Jy ! Total flux subtracted in 200 components = -0.000856041 Jy ! Clean residual min=-0.003805 max=0.003768 Jy/beam ! Clean residual mean=0.000021 rms=0.001123 Jy/beam ! Combined flux in latest and established models = 0.483266 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 91 components and 0.483266 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063292Jy sigma=0.926382 ! Fit after self-cal, rms=0.063286Jy sigma=0.926353 ! Inverting map ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec uvtaper 0,0 ! 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 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6904 mas, bmaj=1.731 mas, bpa=4.758 degrees ! Estimated noise=1.53769 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.365826 Jy ! Component: 100 - total flux cleaned = 0.435802 Jy ! Component: 150 - total flux cleaned = 0.46292 Jy ! Component: 200 - total flux cleaned = 0.476024 Jy ! Total flux subtracted in 200 components = 0.476024 Jy ! Clean residual min=-0.005770 max=0.005600 Jy/beam ! Clean residual mean=-0.000002 rms=0.001490 Jy/beam ! Combined flux in latest and established models = 0.476024 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.476024 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8693 mas, bmaj=2.177 mas, bpa=4.365 degrees ! Estimated noise=1.04205 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 = 0.00709531 Jy ! Component: 100 - total flux cleaned = 0.00707734 Jy ! Component: 150 - total flux cleaned = 0.00707342 Jy ! Component: 200 - total flux cleaned = 0.00716821 Jy ! Total flux subtracted in 200 components = 0.00716821 Jy ! Clean residual min=-0.003535 max=0.003398 Jy/beam ! Clean residual mean=0.000009 rms=0.000917 Jy/beam ! Combined flux in latest and established models = 0.483192 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 49 components and 0.483192 Jy ! Inverting map ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.347 mas, bmaj=5.725 mas, bpa=11.25 degrees ! Estimated noise=1.32583 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 = 0.000442948 Jy ! Component: 100 - total flux cleaned = 0.000297547 Jy ! Component: 150 - total flux cleaned = 0.000169989 Jy ! Component: 200 - total flux cleaned = 1.98686e-05 Jy ! Total flux subtracted in 200 components = 1.98686e-05 Jy ! Clean residual min=-0.003917 max=0.003717 Jy/beam ! Clean residual mean=0.000021 rms=0.001138 Jy/beam ! Combined flux in latest and established models = 0.483212 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.483212 Jy ! Inverting map ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8693 mas, bmaj=2.177 mas, bpa=4.365 degrees ! Estimated noise=1.04205 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00015345 Jy ! Component: 100 - total flux cleaned = 3.2567e-05 Jy ! Component: 150 - total flux cleaned = -7.68488e-05 Jy ! Component: 200 - total flux cleaned = -0.000176869 Jy ! Total flux subtracted in 200 components = -0.000176869 Jy ! Clean residual min=-0.003427 max=0.003372 Jy/beam ! Clean residual mean=0.000010 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.483035 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 68 components and 0.483035 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063323Jy sigma=0.926536 ! Fit after self-cal, rms=0.063310Jy sigma=0.926443 wmodel J1925-2219_X_2005_06_01_yyk\_map.mod ! Writing 68 model components to file: J1925-2219_X_2005_06_01_yyk_map.mod wobs J1925-2219_X_2005_06_01_yyk\_uvs.fits ! Writing UV FITS file: J1925-2219_X_2005_06_01_yyk_uvs.fits wwins J1925-2219_X_2005_06_01_yyk\_map.win ! wwins: Wrote 2 windows to J1925-2219_X_2005_06_01_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 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000258852 Jy ! Component: 100 - total flux cleaned = -0.000256357 Jy ! Component: 150 - total flux cleaned = -0.00063435 Jy ! Component: 200 - total flux cleaned = -0.000991975 Jy ! Component: 250 - total flux cleaned = -0.0012361 Jy ! Component: 300 - total flux cleaned = -0.00118913 Jy ! Component: 350 - total flux cleaned = -0.00109898 Jy ! Component: 400 - total flux cleaned = -0.000968432 Jy ! Component: 450 - total flux cleaned = -0.000841196 Jy ! Component: 500 - total flux cleaned = -0.000799207 Jy ! Component: 550 - total flux cleaned = -0.000757977 Jy ! Component: 600 - total flux cleaned = -0.000718086 Jy ! Component: 650 - total flux cleaned = -0.0007574 Jy ! Component: 700 - total flux cleaned = -0.000795577 Jy ! Component: 750 - total flux cleaned = -0.000832257 Jy ! Component: 800 - total flux cleaned = -0.000904329 Jy ! Component: 850 - total flux cleaned = -0.000974577 Jy ! Component: 900 - total flux cleaned = -0.00100938 Jy ! Component: 950 - total flux cleaned = -0.00124826 Jy ! Component: 1000 - total flux cleaned = -0.00134866 Jy ! Component: 1050 - total flux cleaned = -0.0015473 Jy ! Component: 1100 - total flux cleaned = -0.0017105 Jy ! Component: 1150 - total flux cleaned = -0.00190286 Jy ! Component: 1200 - total flux cleaned = -0.00209207 Jy ! Component: 1250 - total flux cleaned = -0.00227854 Jy ! Component: 1300 - total flux cleaned = -0.0026148 Jy ! Component: 1350 - total flux cleaned = -0.00279504 Jy ! Component: 1400 - total flux cleaned = -0.00297307 Jy ! Component: 1450 - total flux cleaned = -0.00323711 Jy ! Component: 1500 - total flux cleaned = -0.00341017 Jy ! Component: 1550 - total flux cleaned = -0.00360981 Jy ! Component: 1600 - total flux cleaned = -0.00383447 Jy ! Component: 1650 - total flux cleaned = -0.00402845 Jy ! Component: 1700 - total flux cleaned = -0.00413772 Jy ! Component: 1750 - total flux cleaned = -0.00427318 Jy ! Component: 1800 - total flux cleaned = -0.0043533 Jy ! Component: 1850 - total flux cleaned = -0.00451153 Jy ! Component: 1900 - total flux cleaned = -0.00458981 Jy ! Component: 1950 - total flux cleaned = -0.00458959 Jy ! Component: 2000 - total flux cleaned = -0.00474262 Jy ! Total flux subtracted in 2048 components = -0.00479309 Jy ! Clean residual min=-0.001338 max=0.001257 Jy/beam ! Clean residual mean=0.000004 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.478242 Jy keep ! Adding 150 model components to the UV plane model. ! The established model now contains 218 components and 0.478242 Jy ![Exited script file: muppet] wmap "J1925-2219_X_2005_06_01_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8693 x 2.177 at 4.365 degrees (North through East) ! Clean map min=-0.0035678 max=0.43189 Jy/beam ! Writing clean map to FITS file: J1925-2219_X_2005_06_01_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.431891 invert ! Inverting map ! Your choice of large map pixels excluded 0.343% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000479094 device "J1925-2219_X_2005_06_01_yyk\_map.eps/VPS" ! Attempting to open device: 'J1925-2219_X_2005_06_01_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.332788 0.332788 0.665577 1.33115 2.66231 5.32461 10.6492 21.2985 42.5969 85.1938 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.431 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8693 x 2.177 at 4.365 degrees (North through East) ! Clean map min=-0.0035678 max=0.43189 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1925-2219_X_2005_06_01_yyk\_map.gif/gif" ! Attempting to open device: 'J1925-2219_X_2005_06_01_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1925-2219_X_2005_06_01_yyk_uvs.log closed on Sat Oct 8 17:39:11 2005