! Started logfile: J1147-3812_X_1999_03_08_pus_uvs.log on Thu Jan 3 14:44:18 2008 obs J1147-3812_X_1999_03_08_pus_uva.fits ! Reading UV FITS file: J1147-3812_X_1999_03_08_pus_uva.fits ! AN table 1: 17 integrations on 190 of 190 possible baselines. ! AN table 2: 11 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0770677 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147-3812 ! ! 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 2464 lines of history. ! ! Reading 1640 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 J1147-3812_X_1999_03_08_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 222 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 222 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 222 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 222 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.918458Jy sigma=0.005954 ! Fit after self-cal, rms=0.552933Jy sigma=0.002355 ! 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 4.26% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6176 mas, bmaj=1.866 mas, bpa=-0.5177 degrees ! Estimated noise=2523.6 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 = 0.732743 Jy ! Component: 100 - total flux cleaned = 0.905612 Jy ! Total flux subtracted in 100 components = 0.905612 Jy ! Clean residual min=-0.051053 max=0.117953 Jy/beam ! Clean residual mean=-0.001651 rms=0.024927 Jy/beam ! Combined flux in latest and established models = 0.905612 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.905612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.547943Jy sigma=0.002603 ! Fit after self-cal, rms=0.547600Jy sigma=0.002602 ! Inverting map ! Your choice of large map pixels excluded 4.26% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 4.26% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6804 mas, bmaj=2.101 mas, bpa=-3.112 degrees ! Estimated noise=1968.9 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 = 0.115578 Jy ! Component: 100 - total flux cleaned = 0.174272 Jy ! Component: 150 - total flux cleaned = 0.207828 Jy ! Component: 200 - total flux cleaned = 0.212548 Jy ! Total flux subtracted in 200 components = 0.212548 Jy ! Clean residual min=-0.034511 max=0.097065 Jy/beam ! Clean residual mean=-0.000726 rms=0.019460 Jy/beam ! Combined flux in latest and established models = 1.11816 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 22 components and 1.11816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.537188Jy sigma=0.001897 ! Fit after self-cal, rms=0.537109Jy sigma=0.001896 ! Inverting map ! Your choice of large map pixels excluded 4.26% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GC 1.00* GG 1.00* ! HN 1.00* KP 0.93 LA 1.00* NL 1.10 ! OV 0.95 PT 0.94 SC 0.93 WF 1.00* ! GN 1.38 HH 1.00* KK 1.01 MC 1.00* ! MK 0.98 NY 1.00* ON 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GC 1.00* GG 1.00* ! HN 1.00* KP 0.95 LA 1.00* NL 1.19 ! OV 0.94 PT 0.97 SC 0.89 WF 1.00* ! GN 1.41 HH 1.00* KK 1.01 MC 1.00* ! MK 0.98 NY 1.00* ON 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GC 1.00* GG 1.00* ! HN 1.00* KP 0.98 LA 1.00* NL 1.13 ! OV 0.97 PT 0.96 SC 0.94 WF 1.00* ! GN 1.47 HH 1.00* KK 0.97 MC 1.00* ! MK 0.96 NY 1.00* ON 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GC 1.00* GG 1.00* ! HN 1.00* KP 0.96 LA 1.00* NL 1.19 ! OV 0.99 PT 0.95 SC 0.92 WF 1.00* ! GN 1.47 HH 1.00* KK 0.97 MC 1.00* ! MK 0.97 NY 1.00* ON 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.537109Jy sigma=0.001896 ! Fit after self-cal, rms=0.620464Jy sigma=0.001334 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6902 mas, bmaj=2.045 mas, bpa=-2.587 degrees ! Estimated noise=1971.09 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 (0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246859 Jy ! Component: 100 - total flux cleaned = 0.023471 Jy ! Component: 150 - total flux cleaned = 0.02281 Jy ! Component: 200 - total flux cleaned = 0.0228163 Jy ! Total flux subtracted in 200 components = 0.0228163 Jy ! Clean residual min=-0.013346 max=0.013246 Jy/beam ! Clean residual mean=0.000092 rms=0.003859 Jy/beam ! Combined flux in latest and established models = 1.14098 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 38 components and 1.14098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.619198Jy sigma=0.001290 ! Fit after self-cal, rms=0.619437Jy sigma=0.001288 ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 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=0.619437Jy sigma=0.001288 ! Fit after self-cal, rms=0.610977Jy sigma=0.001282 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6869 mas, bmaj=2.038 mas, bpa=-2.568 degrees ! Estimated noise=1959.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00861681 Jy ! Component: 100 - total flux cleaned = 0.00888536 Jy ! Component: 150 - total flux cleaned = 0.00932774 Jy ! Component: 200 - total flux cleaned = 0.00952486 Jy ! Total flux subtracted in 200 components = 0.00952486 Jy ! Clean residual min=-0.011315 max=0.011811 Jy/beam ! Clean residual mean=0.000026 rms=0.003163 Jy/beam ! Combined flux in latest and established models = 1.1505 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 1.1505 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.610820Jy sigma=0.001273 ! Fit after self-cal, rms=0.610725Jy sigma=0.001273 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016485 Jy ! Component: 100 - total flux cleaned = 0.00201669 Jy ! Component: 150 - total flux cleaned = 0.00216806 Jy ! Component: 200 - total flux cleaned = 0.00231741 Jy ! Total flux subtracted in 200 components = 0.00231741 Jy ! Clean residual min=-0.010752 max=0.011614 Jy/beam ! Clean residual mean=0.000038 rms=0.002997 Jy/beam ! Combined flux in latest and established models = 1.15282 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 1.15282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.610679Jy sigma=0.001270 ! Fit after self-cal, rms=0.610611Jy sigma=0.001270 ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 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=0.610611Jy sigma=0.001270 ! Fit after self-cal, rms=0.605917Jy sigma=0.001269 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6855 mas, bmaj=2.035 mas, bpa=-2.57 degrees ! Estimated noise=1955.47 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0046341 Jy ! Component: 100 - total flux cleaned = 0.00522845 Jy ! Component: 150 - total flux cleaned = 0.00535064 Jy ! Component: 200 - total flux cleaned = 0.00535427 Jy ! Total flux subtracted in 200 components = 0.00535427 Jy ! Clean residual min=-0.009966 max=0.011094 Jy/beam ! Clean residual mean=-0.000007 rms=0.002805 Jy/beam ! Combined flux in latest and established models = 1.15817 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 50 components and 1.15817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.605928Jy sigma=0.001267 ! Fit after self-cal, rms=0.605865Jy sigma=0.001266 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000918603 Jy ! Component: 100 - total flux cleaned = 0.000921534 Jy ! Component: 150 - total flux cleaned = 0.000919394 Jy ! Component: 200 - total flux cleaned = 0.000817609 Jy ! Total flux subtracted in 200 components = 0.000817609 Jy ! Clean residual min=-0.009694 max=0.010856 Jy/beam ! Clean residual mean=-0.000003 rms=0.002745 Jy/beam ! Combined flux in latest and established models = 1.15899 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 51 components and 1.15899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.605870Jy sigma=0.001266 ! Fit after self-cal, rms=0.605825Jy sigma=0.001265 ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 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=0.605825Jy sigma=0.001265 ! Fit after self-cal, rms=0.603637Jy sigma=0.001265 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=2.156 mas, bmaj=7.426 mas, bpa=8.38 degrees ! Estimated noise=2720.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203393 Jy ! Component: 100 - total flux cleaned = 0.00205304 Jy ! Component: 150 - total flux cleaned = 0.00206021 Jy ! Component: 200 - total flux cleaned = 0.00198267 Jy ! Total flux subtracted in 200 components = 0.00198267 Jy ! Clean residual min=-0.009816 max=0.013538 Jy/beam ! Clean residual mean=-0.000085 rms=0.003991 Jy/beam ! Combined flux in latest and established models = 1.16097 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 57 components and 1.16097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.603677Jy sigma=0.001265 ! Fit after self-cal, rms=0.603655Jy sigma=0.001265 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 = -3.96535e-05 Jy ! Component: 100 - total flux cleaned = -5.61286e-05 Jy ! Component: 150 - total flux cleaned = -0.000143077 Jy ! Component: 200 - total flux cleaned = -0.00028858 Jy ! Total flux subtracted in 200 components = -0.00028858 Jy ! Clean residual min=-0.009848 max=0.013360 Jy/beam ! Clean residual mean=-0.000087 rms=0.003986 Jy/beam ! Combined flux in latest and established models = 1.16068 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 59 components and 1.16068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.603682Jy sigma=0.001265 ! Fit after self-cal, rms=0.603669Jy sigma=0.001265 ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6849 mas, bmaj=2.034 mas, bpa=-2.579 degrees ! Estimated noise=1955.24 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6849 x 2.034 at -2.579 degrees (North through East) ! Clean map min=-0.0091503 max=0.94373 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.603669Jy sigma=0.001265 ! Fit after self-cal, rms=0.754078Jy sigma=0.001128 ! Inverting map and beam ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6845 mas, bmaj=2.034 mas, bpa=-2.621 degrees ! Estimated noise=1951.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00099003 Jy ! Component: 100 - total flux cleaned = -0.0015176 Jy ! Component: 150 - total flux cleaned = -0.00160556 Jy ! Component: 200 - total flux cleaned = -0.00168697 Jy ! Total flux subtracted in 200 components = -0.00168697 Jy ! Clean residual min=-0.008828 max=0.009861 Jy/beam ! Clean residual mean=-0.000051 rms=0.002613 Jy/beam ! Combined flux in latest and established models = 1.159 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 62 components and 1.159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.754051Jy sigma=0.001128 ! Fit after self-cal, rms=0.754027Jy sigma=0.001128 ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000118457 Jy ! Component: 100 - total flux cleaned = 3.71512e-05 Jy ! Component: 150 - total flux cleaned = -3.35747e-05 Jy ! Component: 200 - total flux cleaned = -9.8778e-05 Jy ! Total flux subtracted in 200 components = -9.87779e-05 Jy ! Clean residual min=-0.008905 max=0.009740 Jy/beam ! Clean residual mean=-0.000051 rms=0.002601 Jy/beam ! Combined flux in latest and established models = 1.1589 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 66 components and 1.1589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.754025Jy sigma=0.001128 ! Fit after self-cal, rms=0.753992Jy sigma=0.001128 ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.753992Jy sigma=0.001128 ! Fit after self-cal, rms=0.750587Jy sigma=0.001127 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 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.609 mas, bmaj=1.795 mas, bpa=0.2068 degrees ! Estimated noise=2566.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.733301 Jy ! Component: 100 - total flux cleaned = 0.918528 Jy ! Component: 150 - total flux cleaned = 0.995468 Jy ! Component: 200 - total flux cleaned = 1.04091 Jy ! Total flux subtracted in 200 components = 1.04091 Jy ! Clean residual min=-0.017129 max=0.026524 Jy/beam ! Clean residual mean=-0.000511 rms=0.007515 Jy/beam ! Combined flux in latest and established models = 1.04091 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 23 model components to the UV plane model. ! The established model now contains 23 components and 1.04091 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6848 mas, bmaj=2.035 mas, bpa=-2.622 degrees ! Estimated noise=1953.07 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 = 0.0425763 Jy ! Component: 100 - total flux cleaned = 0.0678393 Jy ! Component: 150 - total flux cleaned = 0.0841033 Jy ! Component: 200 - total flux cleaned = 0.0949605 Jy ! Total flux subtracted in 200 components = 0.0949605 Jy ! Clean residual min=-0.011617 max=0.009515 Jy/beam ! Clean residual mean=-0.000157 rms=0.003290 Jy/beam ! Combined flux in latest and established models = 1.13587 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 53 components and 1.13587 Jy ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=2.157 mas, bmaj=7.427 mas, bpa=8.346 degrees ! Estimated noise=2717.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127062 Jy ! Component: 100 - total flux cleaned = 0.0172709 Jy ! Component: 150 - total flux cleaned = 0.018157 Jy ! Component: 200 - total flux cleaned = 0.0182247 Jy ! Total flux subtracted in 200 components = 0.0182247 Jy ! Clean residual min=-0.010708 max=0.011757 Jy/beam ! Clean residual mean=-0.000185 rms=0.003870 Jy/beam ! Combined flux in latest and established models = 1.15409 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 = -7.88289e-06 Jy ! Component: 100 - total flux cleaned = -8.48718e-06 Jy ! Component: 150 - total flux cleaned = -7.92657e-06 Jy ! Component: 200 - total flux cleaned = -3.12863e-06 Jy ! Total flux subtracted in 200 components = -3.12863e-06 Jy ! Clean residual min=-0.010772 max=0.011846 Jy/beam ! Clean residual mean=-0.000182 rms=0.003894 Jy/beam ! Combined flux in latest and established models = 1.15409 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 64 components and 1.15409 Jy ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6848 mas, bmaj=2.035 mas, bpa=-2.622 degrees ! Estimated noise=1953.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000417406 Jy ! Component: 100 - total flux cleaned = 0.000627522 Jy ! Component: 150 - total flux cleaned = 0.000638421 Jy ! Component: 200 - total flux cleaned = 0.000285261 Jy ! Total flux subtracted in 200 components = 0.000285261 Jy ! Clean residual min=-0.010246 max=0.010058 Jy/beam ! Clean residual mean=-0.000066 rms=0.002779 Jy/beam ! Combined flux in latest and established models = 1.15438 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 81 components and 1.15438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.751142Jy sigma=0.001133 ! Fit after self-cal, rms=0.751051Jy sigma=0.001132 wmodel J1147-3812_X_1999_03_08_pus_map.mod ! Writing 81 model components to file: J1147-3812_X_1999_03_08_pus_map.mod wobs J1147-3812_X_1999_03_08_pus_uvs.fits ! Writing UV FITS file: J1147-3812_X_1999_03_08_pus_uvs.fits wwins J1147-3812_X_1999_03_08_pus_map.win ! wwins: Wrote 2 windows to J1147-3812_X_1999_03_08_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 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00103657 Jy ! Component: 100 - total flux cleaned = -0.00290398 Jy ! Component: 150 - total flux cleaned = -0.00375242 Jy ! Component: 200 - total flux cleaned = -0.00400446 Jy ! Component: 250 - total flux cleaned = -0.0042396 Jy ! Component: 300 - total flux cleaned = -0.00447038 Jy ! Component: 350 - total flux cleaned = -0.00414985 Jy ! Component: 400 - total flux cleaned = -0.00404605 Jy ! Component: 450 - total flux cleaned = -0.00374303 Jy ! Component: 500 - total flux cleaned = -0.00315948 Jy ! Component: 550 - total flux cleaned = -0.00259416 Jy ! Component: 600 - total flux cleaned = -0.00204558 Jy ! Component: 650 - total flux cleaned = -0.00186738 Jy ! Component: 700 - total flux cleaned = -0.00160576 Jy ! Component: 750 - total flux cleaned = -0.00126367 Jy ! Component: 800 - total flux cleaned = -0.000763748 Jy ! Component: 850 - total flux cleaned = -0.000436872 Jy ! Component: 900 - total flux cleaned = 4.1106e-05 Jy ! Component: 950 - total flux cleaned = 0.000507889 Jy ! Component: 1000 - total flux cleaned = 0.000888849 Jy ! Total flux subtracted in 1024 components = 0.00103863 Jy ! Clean residual min=-0.003943 max=0.003719 Jy/beam ! Clean residual mean=-0.000053 rms=0.001541 Jy/beam ! Combined flux in latest and established models = 1.15541 Jy keep ! Adding 59 model components to the UV plane model. ! The established model now contains 140 components and 1.15542 Jy ![Exited script file: muppet] wmap "J1147-3812_X_1999_03_08_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6848 x 2.035 at -2.622 degrees (North through East) ! Clean map min=-0.0075942 max=0.95452 Jy/beam ! Writing clean map to FITS file: J1147-3812_X_1999_03_08_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.954516 invert ! Inverting map ! Your choice of large map pixels excluded 3.62% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00153758 device "J1147-3812_X_1999_03_08_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-3812_X_1999_03_08_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.483256 0.483256 0.966512 1.93302 3.86605 7.7321 15.4642 30.9284 61.8568 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0046 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.954 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6848 x 2.035 at -2.622 degrees (North through East) ! Clean map min=-0.0075942 max=0.95452 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-3812_X_1999_03_08_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-3812_X_1999_03_08_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1147-3812_X_1999_03_08_pus_uvs.log closed on Thu Jan 3 14:44:21 2008