! Started logfile: J0909+0121_X_2006_02_16_yyk_uvs.log on Wed Jul 5 11:49:08 2006 obs J0909+0121_X_2006_02_16_yyk_uva.fits ! Reading UV FITS file: J0909+0121_X_2006_02_16_yyk_uva.fits ! AN table 1: 142 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.955556 visibilities/baseline/integration-bin. ! Found source: J0909+0121 ! ! 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 2421 lines of history. ! ! Reading 24424 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 J0909+0121_X_2006_02_16_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. uvav time_av, true ! Averaging into 30 second bins. ! 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 phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 1.65881 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 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.7223 mas, bmaj=1.956 mas, bpa=-1.997 degrees ! Estimated noise=2.10368 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 = 1.37531 Jy ! Component: 100 - total flux cleaned = 1.67468 Jy ! Total flux subtracted in 100 components = 1.67468 Jy ! Clean residual min=-0.067954 max=0.175975 Jy/beam ! Clean residual mean=-0.000042 rms=0.028720 Jy/beam ! Combined flux in latest and established models = 1.67468 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.67468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.365653Jy sigma=5.754351 ! Fit after self-cal, rms=0.363623Jy sigma=5.731114 ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Added new window around map position (1.6, 1). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.197115 Jy ! Component: 100 - total flux cleaned = 0.291434 Jy ! Total flux subtracted in 100 components = 0.291434 Jy ! Clean residual min=-0.066776 max=0.127487 Jy/beam ! Clean residual mean=-0.000091 rms=0.018996 Jy/beam ! Combined flux in latest and established models = 1.96611 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 1.96611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272888Jy sigma=4.072266 ! Fit after self-cal, rms=0.258474Jy sigma=3.854387 ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 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 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.844 mas, bmaj=2.172 mas, bpa=-3.948 degrees ! Estimated noise=1.66803 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 = 0.0972382 Jy ! Component: 100 - total flux cleaned = 0.142871 Jy ! Component: 150 - total flux cleaned = 0.157691 Jy ! Component: 200 - total flux cleaned = 0.162726 Jy ! Total flux subtracted in 200 components = 0.162726 Jy ! Clean residual min=-0.057666 max=0.095193 Jy/beam ! Clean residual mean=-0.000165 rms=0.017305 Jy/beam ! Combined flux in latest and established models = 2.12884 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 46 components and 2.12884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234870Jy sigma=3.391938 ! Fit after self-cal, rms=0.229645Jy sigma=3.332913 ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.844 x 2.172 at -3.948 degrees (North through East) ! Clean map min=-0.064162 max=1.4999 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: 0.989134 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.02 KP 0.98 ! LA 0.97 MK 0.98 NL 1.25 OV 0.97 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.00326 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.02 KP 0.92 ! LA 0.92 MK 0.96 NL 1.22 OV 0.95 ! PT 1.03 SC 1.00 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 0.996007 ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.94 KP 0.86 ! LA 0.94 MK 1.02 NL 1.19 OV 0.98 ! PT 1.05 SC 0.99 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.979762 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 0.98 KP 0.88 ! LA 0.94 MK 1.01 NL 1.16 OV 1.01 ! PT 1.12 SC 1.04 ! ! ! Fit before self-cal, rms=0.229645Jy sigma=3.332913 ! Fit after self-cal, rms=0.173269Jy sigma=2.205945 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=0.173269Jy sigma=2.205945 ! Fit after self-cal, rms=0.173253Jy sigma=2.205116 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.8413 mas, bmaj=2.179 mas, bpa=-3.791 degrees ! Estimated noise=1.65753 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 = -0.0442445 Jy ! Component: 100 - total flux cleaned = -0.0556756 Jy ! Component: 150 - total flux cleaned = -0.0613284 Jy ! Component: 200 - total flux cleaned = -0.0640744 Jy ! Total flux subtracted in 200 components = -0.0640744 Jy ! Clean residual min=-0.040921 max=0.021969 Jy/beam ! Clean residual mean=-0.000056 rms=0.007093 Jy/beam ! Combined flux in latest and established models = 2.06477 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 61 components and 2.06477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163994Jy sigma=2.035876 ! Fit after self-cal, rms=0.162740Jy sigma=2.002360 ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 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=0.162740Jy sigma=2.002360 ! Fit after self-cal, rms=0.129411Jy sigma=1.681021 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 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 = -0.00705168 Jy ! Component: 100 - total flux cleaned = -0.00785613 Jy ! Component: 150 - total flux cleaned = -0.00784243 Jy ! Component: 200 - total flux cleaned = -0.0086758 Jy ! Total flux subtracted in 200 components = -0.0086758 Jy ! Clean residual min=-0.035678 max=0.023237 Jy/beam ! Clean residual mean=-0.000057 rms=0.006444 Jy/beam ! Combined flux in latest and established models = 2.05609 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 69 components and 2.05609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127349Jy sigma=1.644505 ! Fit after self-cal, rms=0.121252Jy sigma=1.595662 ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 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: 0.8413 x 2.179 at -3.791 degrees (North through East) ! Clean map min=-0.032009 max=1.5066 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=0.121252Jy sigma=1.595662 ! Fit after self-cal, rms=0.114332Jy sigma=1.449007 ! 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=0.114332Jy sigma=1.449007 ! Fit after self-cal, rms=0.113568Jy sigma=1.442561 ! Inverting map and beam ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.8375 mas, bmaj=2.175 mas, bpa=-3.608 degrees ! Estimated noise=1.65785 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.0147349 Jy ! Component: 100 - total flux cleaned = -0.0148719 Jy ! Component: 150 - total flux cleaned = -0.0148888 Jy ! Component: 200 - total flux cleaned = -0.0148713 Jy ! Total flux subtracted in 200 components = -0.0148713 Jy ! Clean residual min=-0.031508 max=0.017616 Jy/beam ! Clean residual mean=-0.000033 rms=0.005203 Jy/beam ! Combined flux in latest and established models = 2.04122 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 76 components and 2.04122 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.109843Jy sigma=1.367910 ! Fit after self-cal, rms=0.108391Jy sigma=1.348415 ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 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=0.108391Jy sigma=1.348415 ! Fit after self-cal, rms=0.107230Jy sigma=1.320226 ! 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=0.107230Jy sigma=1.320226 ! Fit after self-cal, rms=0.107219Jy sigma=1.320082 ! Inverting map and beam ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.8355 mas, bmaj=2.171 mas, bpa=-3.478 degrees ! Estimated noise=1.65636 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.011033 Jy ! Component: 100 - total flux cleaned = -0.0110317 Jy ! Component: 150 - total flux cleaned = -0.0113276 Jy ! Component: 200 - total flux cleaned = -0.0115961 Jy ! Total flux subtracted in 200 components = -0.0115961 Jy ! Clean residual min=-0.027395 max=0.015388 Jy/beam ! Clean residual mean=-0.000024 rms=0.004475 Jy/beam ! Combined flux in latest and established models = 2.02962 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 77 components and 2.02962 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.104594Jy sigma=1.267853 ! Fit after self-cal, rms=0.103668Jy sigma=1.255037 ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 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 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=2.261 mas, bmaj=3.542 mas, bpa=2.619 degrees ! Estimated noise=2.18279 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 = -0.00157486 Jy ! Component: 100 - total flux cleaned = -0.00157086 Jy ! Component: 150 - total flux cleaned = -0.00174973 Jy ! Component: 200 - total flux cleaned = -0.00160479 Jy ! Total flux subtracted in 200 components = -0.00160479 Jy ! Clean residual min=-0.025980 max=0.012781 Jy/beam ! Clean residual mean=-0.000052 rms=0.005273 Jy/beam ! Combined flux in latest and established models = 2.02802 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 84 components and 2.02802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.104030Jy sigma=1.256151 ! Fit after self-cal, rms=0.103968Jy sigma=1.252179 ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 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 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.7186 mas, bmaj=1.959 mas, bpa=-1.849 degrees ! Estimated noise=2.08077 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 1.36413 Jy ! Component: 100 - total flux cleaned = 1.67818 Jy ! Component: 150 - total flux cleaned = 1.82828 Jy ! Component: 200 - total flux cleaned = 1.90943 Jy ! Total flux subtracted in 200 components = 1.90943 Jy ! Clean residual min=-0.030094 max=0.035916 Jy/beam ! Clean residual mean=0.000006 rms=0.007646 Jy/beam ! Combined flux in latest and established models = 1.90943 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 23 model components to the UV plane model. ! The established model now contains 23 components and 1.90943 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.8355 mas, bmaj=2.171 mas, bpa=-3.478 degrees ! Estimated noise=1.65636 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 (-1, -0.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0602103 Jy ! Component: 100 - total flux cleaned = 0.0918952 Jy ! Component: 150 - total flux cleaned = 0.110612 Jy ! Component: 200 - total flux cleaned = 0.114652 Jy ! Total flux subtracted in 200 components = 0.114652 Jy ! Clean residual min=-0.027836 max=0.015438 Jy/beam ! Clean residual mean=-0.000023 rms=0.004497 Jy/beam ! Combined flux in latest and established models = 2.02408 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 56 components and 2.02408 Jy ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 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 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=2.261 mas, bmaj=3.542 mas, bpa=2.619 degrees ! Estimated noise=2.18279 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 = 0.00276057 Jy ! Component: 100 - total flux cleaned = 0.00505231 Jy ! Component: 150 - total flux cleaned = 0.00471285 Jy ! Component: 200 - total flux cleaned = 0.00468813 Jy ! Total flux subtracted in 200 components = 0.00468813 Jy ! Clean residual min=-0.023134 max=0.012913 Jy/beam ! Clean residual mean=-0.000041 rms=0.004952 Jy/beam ! Combined flux in latest and established models = 2.02877 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 78 components and 2.02877 Jy ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.8355 mas, bmaj=2.171 mas, bpa=-3.478 degrees ! Estimated noise=1.65636 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00642714 Jy ! Component: 100 - total flux cleaned = 0.00557821 Jy ! Component: 150 - total flux cleaned = 0.0055784 Jy ! Component: 200 - total flux cleaned = 0.00556488 Jy ! Total flux subtracted in 200 components = 0.00556488 Jy ! Clean residual min=-0.024713 max=0.012779 Jy/beam ! Clean residual mean=-0.000026 rms=0.003898 Jy/beam ! Combined flux in latest and established models = 2.03434 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 96 components and 2.03434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097666Jy sigma=1.167488 ! Fit after self-cal, rms=0.096946Jy sigma=1.156626 wmodel J0909+0121_X_2006_02_16_yyk\_map.mod ! Writing 96 model components to file: J0909+0121_X_2006_02_16_yyk_map.mod wobs J0909+0121_X_2006_02_16_yyk\_uvs.fits ! Writing UV FITS file: J0909+0121_X_2006_02_16_yyk_uvs.fits wwins J0909+0121_X_2006_02_16_yyk\_map.win ! wwins: Wrote 3 windows to J0909+0121_X_2006_02_16_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 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.0091116 Jy ! Component: 100 - total flux cleaned = -0.0152585 Jy ! Component: 150 - total flux cleaned = -0.0168704 Jy ! Component: 200 - total flux cleaned = -0.017866 Jy ! Component: 250 - total flux cleaned = -0.0182394 Jy ! Component: 300 - total flux cleaned = -0.0182442 Jy ! Component: 350 - total flux cleaned = -0.0180753 Jy ! Component: 400 - total flux cleaned = -0.017602 Jy ! Component: 450 - total flux cleaned = -0.0177447 Jy ! Component: 500 - total flux cleaned = -0.0173252 Jy ! Component: 550 - total flux cleaned = -0.0175994 Jy ! Component: 600 - total flux cleaned = -0.017599 Jy ! Component: 650 - total flux cleaned = -0.0172238 Jy ! Component: 700 - total flux cleaned = -0.0169827 Jy ! Component: 750 - total flux cleaned = -0.0165132 Jy ! Component: 800 - total flux cleaned = -0.0161719 Jy ! Component: 850 - total flux cleaned = -0.0156232 Jy ! Component: 900 - total flux cleaned = -0.0156218 Jy ! Component: 950 - total flux cleaned = -0.0153137 Jy ! Component: 1000 - total flux cleaned = -0.0148157 Jy ! Component: 1050 - total flux cleaned = -0.0148154 Jy ! Component: 1100 - total flux cleaned = -0.014434 Jy ! Component: 1150 - total flux cleaned = -0.0142504 Jy ! Component: 1200 - total flux cleaned = -0.0138939 Jy ! Component: 1250 - total flux cleaned = -0.0138952 Jy ! Component: 1300 - total flux cleaned = -0.01398 Jy ! Component: 1350 - total flux cleaned = -0.0138966 Jy ! Component: 1400 - total flux cleaned = -0.0138959 Jy ! Component: 1450 - total flux cleaned = -0.0138951 Jy ! Component: 1500 - total flux cleaned = -0.0140492 Jy ! Component: 1550 - total flux cleaned = -0.0141983 Jy ! Component: 1600 - total flux cleaned = -0.0140508 Jy ! Component: 1650 - total flux cleaned = -0.0142693 Jy ! Component: 1700 - total flux cleaned = -0.0143391 Jy ! Component: 1750 - total flux cleaned = -0.0142702 Jy ! Component: 1800 - total flux cleaned = -0.0145411 Jy ! Component: 1850 - total flux cleaned = -0.0144741 Jy ! Component: 1900 - total flux cleaned = -0.014279 Jy ! Component: 1950 - total flux cleaned = -0.0141538 Jy ! Component: 2000 - total flux cleaned = -0.0140294 Jy ! Total flux subtracted in 2048 components = -0.013783 Jy ! Clean residual min=-0.003060 max=0.003350 Jy/beam ! Clean residual mean=0.000001 rms=0.001185 Jy/beam ! Combined flux in latest and established models = 2.02055 Jy keep ! Adding 149 model components to the UV plane model. ! The established model now contains 245 components and 2.02055 Jy ![Exited script file: muppet] wmap "J0909+0121_X_2006_02_16_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8355 x 2.171 at -3.478 degrees (North through East) ! Clean map min=-0.016798 max=1.5133 Jy/beam ! Writing clean map to FITS file: J0909+0121_X_2006_02_16_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.5133 invert ! Inverting map ! Your choice of large map pixels excluded 0.417% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00117306 device "J0909+0121_X_2006_02_16_yyk\_map.eps/VPS" ! Attempting to open device: 'J0909+0121_X_2006_02_16_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.23255 0.23255 0.465101 0.930201 1.8604 3.7208 7.44161 14.8832 29.7664 59.5329 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0035 print "peak=",int(peak_flux*1000)/1000 ! peak= 1.513 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8355 x 2.171 at -3.478 degrees (North through East) ! Clean map min=-0.016798 max=1.5133 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0909+0121_X_2006_02_16_yyk\_map.gif/gif" ! Attempting to open device: 'J0909+0121_X_2006_02_16_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0909+0121_X_2006_02_16_yyk_uvs.log closed on Wed Jul 5 11:49:32 2006