! Started logfile: J1507-1652_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:50:26 2010 obs J1507-1652_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1507-1652_X_2008_04_02_pus_uva.fits ! AN table 1: 347 integrations on 120 of 120 possible baselines. ! AN table 2: 491 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0896281 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1507-1652 ! ! 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 2284 lines of history. ! ! Reading 36052 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 = 512x512 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 4205 telescope corrections were flagged in sub-array 1. ! A total of 5227 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 4689 telescope corrections were flagged in sub-array 1. ! A total of 5591 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 4205 telescope corrections were flagged in sub-array 1. ! A total of 5227 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 4205 telescope corrections were flagged in sub-array 1. ! A total of 5227 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.679661Jy sigma=0.004872 ! Fit after self-cal, rms=0.469404Jy sigma=0.002926 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0644% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.7686 mas, bmaj=0.8316 mas, bpa=-28.53 degrees ! Estimated noise=1362.94 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 = 0.479391 Jy ! Component: 100 - total flux cleaned = 0.636572 Jy ! Total flux subtracted in 100 components = 0.636572 Jy ! Clean residual min=-0.040003 max=0.083472 Jy/beam ! Clean residual mean=0.002282 rms=0.014445 Jy/beam ! Combined flux in latest and established models = 0.636572 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.636572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.327358Jy sigma=0.002477 ! Fit after self-cal, rms=0.327084Jy sigma=0.002471 ! Inverting map ! Your choice of large map pixels excluded 0.0644% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Added new window around map position (-0.2, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0872189 Jy ! Component: 100 - total flux cleaned = 0.138923 Jy ! Total flux subtracted in 100 components = 0.138923 Jy ! Clean residual min=-0.036720 max=0.082807 Jy/beam ! Clean residual mean=0.001521 rms=0.011914 Jy/beam ! Combined flux in latest and established models = 0.775495 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.775495 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291862Jy sigma=0.002067 ! Fit after self-cal, rms=0.290984Jy sigma=0.002053 ! Inverting map ! Your choice of large map pixels excluded 0.0644% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Added new window around map position (1.6, -3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0783237 Jy ! Component: 100 - total flux cleaned = 0.126117 Jy ! Total flux subtracted in 100 components = 0.126117 Jy ! Clean residual min=-0.031479 max=0.042655 Jy/beam ! Clean residual mean=0.000950 rms=0.009273 Jy/beam ! Combined flux in latest and established models = 0.901613 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 42 components and 0.901613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261743Jy sigma=0.001688 ! Fit after self-cal, rms=0.258775Jy sigma=0.001662 ! Inverting map ! Your choice of large map pixels excluded 0.0644% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0644% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.109 mas, bmaj=1.172 mas, bpa=-39.98 degrees ! Estimated noise=531.905 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 (1.6, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0798292 Jy ! Component: 100 - total flux cleaned = 0.124227 Jy ! Component: 150 - total flux cleaned = 0.153004 Jy ! Component: 200 - total flux cleaned = 0.172493 Jy ! Total flux subtracted in 200 components = 0.172493 Jy ! Clean residual min=-0.024974 max=0.029972 Jy/beam ! Clean residual mean=0.000382 rms=0.006680 Jy/beam ! Combined flux in latest and established models = 1.07411 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 71 components and 1.07411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238884Jy sigma=0.001362 ! Fit after self-cal, rms=0.236045Jy sigma=0.001330 ! Inverting map ! Your choice of large map pixels excluded 0.0644% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 375 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HH 0.93 HN 1.00* ! KK 1.00* KP 0.96 LA 0.96 MK 1.00* ! NL 1.00* NY 1.00* ON 0.97 OV 1.00 ! PT 0.94 SC 1.00* WZ 1.02 ZC 1.13 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.99 HH 0.90 HN 1.00* ! KK 0.93 KP 0.97 LA 0.97 MK 0.98 ! NL 1.04 NY 1.00* ON 0.99 OV 1.04 ! PT 0.98 SC 1.09 WZ 0.99 ZC 1.17 ! ! ! Correcting IF 2. ! A total of 375 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.93 HH 1.00* HN 1.00* ! KK 1.00* KP 0.92 LA 0.95 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 0.99 ! PT 0.94 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 963 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.98 HH 0.93 HN 1.00* ! KK 0.95 KP 0.93 LA 0.96 MK 0.98 ! NL 1.01 NY 1.00* ON 0.94 OV 1.02 ! PT 0.97 SC 1.04 WZ 1.00 ZC 1.00* ! ! ! Correcting IF 3. ! A total of 375 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.97 HH 1.02 HN 1.00* ! KK 1.00* KP 0.96 LA 0.99 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00 OV 1.03 ! PT 0.95 SC 1.00* WZ 1.03 ZC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 HH 0.99 HN 1.00* ! KK 1.02 KP 0.97 LA 1.00 MK 1.01 ! NL 1.03 NY 1.00* ON 1.02 OV 1.06 ! PT 0.97 SC 1.03 WZ 1.00 ZC 1.15 ! ! ! Correcting IF 4. ! A total of 375 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HH 1.02 HN 1.00* ! KK 1.00* KP 0.94 LA 0.98 MK 1.00* ! NL 1.00* NY 1.00* ON 0.96 OV 1.02 ! PT 0.95 SC 1.00* WZ 1.03 ZC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 HH 0.94 HN 1.00* ! KK 1.00 KP 0.97 LA 1.00 MK 1.03 ! NL 1.05 NY 1.00* ON 1.48 OV 1.07 ! PT 0.97 SC 0.98 WZ 1.16 ZC 1.15 ! ! ! Fit before self-cal, rms=0.236045Jy sigma=0.001330 ! Fit after self-cal, rms=0.245828Jy sigma=0.001262 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.115 mas, bmaj=1.307 mas, bpa=-10.77 degrees ! Estimated noise=532.061 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 = 0.00489456 Jy ! Component: 100 - total flux cleaned = 0.00575018 Jy ! Component: 150 - total flux cleaned = 0.005757 Jy ! Component: 200 - total flux cleaned = 0.00628831 Jy ! Total flux subtracted in 200 components = 0.0062883 Jy ! Clean residual min=-0.014395 max=0.012099 Jy/beam ! Clean residual mean=-0.000095 rms=0.003411 Jy/beam ! Combined flux in latest and established models = 1.08039 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 80 components and 1.08039 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244685Jy sigma=0.001248 ! Fit after self-cal, rms=0.244932Jy sigma=0.001244 ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 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=0.244932Jy sigma=0.001244 ! Fit after self-cal, rms=0.245879Jy sigma=0.001235 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.113 mas, bmaj=1.303 mas, bpa=-10.95 degrees ! Estimated noise=530.473 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00393057 Jy ! Component: 100 - total flux cleaned = 0.00513821 Jy ! Component: 150 - total flux cleaned = 0.00558607 Jy ! Component: 200 - total flux cleaned = 0.00599603 Jy ! Total flux subtracted in 200 components = 0.00599603 Jy ! Clean residual min=-0.011953 max=0.009963 Jy/beam ! Clean residual mean=-0.000061 rms=0.002850 Jy/beam ! Combined flux in latest and established models = 1.08639 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 85 components and 1.08639 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245292Jy sigma=0.001227 ! Fit after self-cal, rms=0.245762Jy sigma=0.001225 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 = 0.000698551 Jy ! Component: 100 - total flux cleaned = 0.000928409 Jy ! Component: 150 - total flux cleaned = 0.00109192 Jy ! Component: 200 - total flux cleaned = 0.00109417 Jy ! Total flux subtracted in 200 components = 0.00109417 Jy ! Clean residual min=-0.010601 max=0.008855 Jy/beam ! Clean residual mean=-0.000079 rms=0.002563 Jy/beam ! Combined flux in latest and established models = 1.08748 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 1.08748 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245449Jy sigma=0.001221 ! Fit after self-cal, rms=0.245377Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 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=0.245377Jy sigma=0.001220 ! Fit after self-cal, rms=0.249308Jy sigma=0.001219 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.112 mas, bmaj=1.302 mas, bpa=-10.98 degrees ! Estimated noise=529.156 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00343696 Jy ! Component: 100 - total flux cleaned = 0.00423225 Jy ! Component: 150 - total flux cleaned = 0.00487657 Jy ! Component: 200 - total flux cleaned = 0.00502287 Jy ! Total flux subtracted in 200 components = 0.00502287 Jy ! Clean residual min=-0.009506 max=0.008876 Jy/beam ! Clean residual mean=-0.000044 rms=0.002253 Jy/beam ! Combined flux in latest and established models = 1.09251 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 1.09251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249056Jy sigma=0.001215 ! Fit after self-cal, rms=0.249401Jy sigma=0.001214 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 = 0.00055145 Jy ! Component: 100 - total flux cleaned = 0.000851195 Jy ! Component: 150 - total flux cleaned = 0.000844284 Jy ! Component: 200 - total flux cleaned = 0.00095623 Jy ! Total flux subtracted in 200 components = 0.00095623 Jy ! Clean residual min=-0.008925 max=0.008306 Jy/beam ! Clean residual mean=-0.000057 rms=0.002090 Jy/beam ! Combined flux in latest and established models = 1.09346 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 97 components and 1.09346 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249258Jy sigma=0.001212 ! Fit after self-cal, rms=0.249229Jy sigma=0.001211 ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 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=0.249229Jy sigma=0.001211 ! Fit after self-cal, rms=0.248698Jy sigma=0.001211 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=2.722 mas, bmaj=5.081 mas, bpa=14.26 degrees ! Estimated noise=604.712 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00251324 Jy ! Component: 100 - total flux cleaned = 0.00308757 Jy ! Component: 150 - total flux cleaned = 0.00307329 Jy ! Component: 200 - total flux cleaned = 0.00306553 Jy ! Total flux subtracted in 200 components = 0.00306553 Jy ! Clean residual min=-0.007696 max=0.006243 Jy/beam ! Clean residual mean=-0.000036 rms=0.001990 Jy/beam ! Combined flux in latest and established models = 1.09653 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 100 components and 1.09653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248715Jy sigma=0.001209 ! Fit after self-cal, rms=0.248834Jy sigma=0.001208 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 = 3.66494e-05 Jy ! Component: 100 - total flux cleaned = 0.000392829 Jy ! Component: 150 - total flux cleaned = 0.000383252 Jy ! Component: 200 - total flux cleaned = 0.000378409 Jy ! Total flux subtracted in 200 components = 0.000378409 Jy ! Clean residual min=-0.006754 max=0.005632 Jy/beam ! Clean residual mean=-0.000043 rms=0.001819 Jy/beam ! Combined flux in latest and established models = 1.09691 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 106 components and 1.09691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248888Jy sigma=0.001208 ! Fit after self-cal, rms=0.248864Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.11 mas, bmaj=1.303 mas, bpa=-10.94 degrees ! Estimated noise=528.647 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.11 x 1.303 at -10.94 degrees (North through East) ! Clean map min=-0.0086276 max=0.59325 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=0.248864Jy sigma=0.001208 ! Fit after self-cal, rms=1.735922Jy sigma=0.001035 ! Inverting map and beam ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.111 mas, bmaj=1.307 mas, bpa=-10.61 degrees ! Estimated noise=529.588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239852 Jy ! Component: 100 - total flux cleaned = 0.00267559 Jy ! Component: 150 - total flux cleaned = 0.00279698 Jy ! Component: 200 - total flux cleaned = 0.00291219 Jy ! Total flux subtracted in 200 components = 0.00291219 Jy ! Clean residual min=-0.008459 max=0.007246 Jy/beam ! Clean residual mean=-0.000031 rms=0.001640 Jy/beam ! Combined flux in latest and established models = 1.09982 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 117 components and 1.09982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.735874Jy sigma=0.001034 ! Fit after self-cal, rms=1.735922Jy sigma=0.001034 ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000156528 Jy ! Component: 100 - total flux cleaned = 0.000155243 Jy ! Component: 150 - total flux cleaned = 0.00015661 Jy ! Component: 200 - total flux cleaned = 0.000254271 Jy ! Total flux subtracted in 200 components = 0.000254271 Jy ! Clean residual min=-0.007733 max=0.007107 Jy/beam ! Clean residual mean=-0.000034 rms=0.001582 Jy/beam ! Combined flux in latest and established models = 1.10007 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 118 components and 1.10007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.735892Jy sigma=0.001033 ! Fit after self-cal, rms=1.735902Jy sigma=0.001032 ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.735902Jy sigma=0.001032 ! Fit after self-cal, rms=3.167255Jy sigma=0.001032 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.7748 mas, bmaj=0.8717 mas, bpa=-13.54 degrees ! Estimated noise=1378.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.481221 Jy ! Component: 100 - total flux cleaned = 0.651544 Jy ! Component: 150 - total flux cleaned = 0.757782 Jy ! Component: 200 - total flux cleaned = 0.836213 Jy ! Total flux subtracted in 200 components = 0.836213 Jy ! Clean residual min=-0.025391 max=0.052571 Jy/beam ! Clean residual mean=0.001359 rms=0.008555 Jy/beam ! Combined flux in latest and established models = 0.836213 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.836213 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.11 mas, bmaj=1.305 mas, bpa=-10.57 degrees ! Estimated noise=529.292 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 (-0.4, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.101381 Jy ! Component: 100 - total flux cleaned = 0.160317 Jy ! Component: 150 - total flux cleaned = 0.197634 Jy ! Component: 200 - total flux cleaned = 0.221973 Jy ! Total flux subtracted in 200 components = 0.221973 Jy ! Clean residual min=-0.009250 max=0.015199 Jy/beam ! Clean residual mean=0.000500 rms=0.003175 Jy/beam ! Combined flux in latest and established models = 1.05819 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 79 components and 1.05819 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Added new window around map position (1.6, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172488 Jy ! Component: 100 - total flux cleaned = 0.0288325 Jy ! Component: 150 - total flux cleaned = 0.0368493 Jy ! Component: 200 - total flux cleaned = 0.0413458 Jy ! Total flux subtracted in 200 components = 0.0413458 Jy ! Clean residual min=-0.009306 max=0.005824 Jy/beam ! Clean residual mean=0.000028 rms=0.001623 Jy/beam ! Combined flux in latest and established models = 1.09953 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 101 components and 1.09953 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=2.723 mas, bmaj=5.077 mas, bpa=14.18 degrees ! Estimated noise=605.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00245007 Jy ! Component: 100 - total flux cleaned = 0.0034737 Jy ! Component: 150 - total flux cleaned = 0.00392278 Jy ! Component: 200 - total flux cleaned = 0.00410534 Jy ! Total flux subtracted in 200 components = 0.00410534 Jy ! Clean residual min=-0.005174 max=0.004655 Jy/beam ! Clean residual mean=-0.000037 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 1.10364 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 = -1.663e-06 Jy ! Component: 100 - total flux cleaned = -2.74303e-06 Jy ! Component: 150 - total flux cleaned = -6.4899e-06 Jy ! Component: 200 - total flux cleaned = -5.86757e-06 Jy ! Total flux subtracted in 200 components = -5.86757e-06 Jy ! Clean residual min=-0.005019 max=0.004573 Jy/beam ! Clean residual mean=-0.000038 rms=0.001382 Jy/beam ! Combined flux in latest and established models = 1.10363 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 131 components and 1.10363 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.11 mas, bmaj=1.305 mas, bpa=-10.57 degrees ! Estimated noise=529.292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000207174 Jy ! Component: 100 - total flux cleaned = -0.000916022 Jy ! Component: 150 - total flux cleaned = -0.00123031 Jy ! Component: 200 - total flux cleaned = -0.00137914 Jy ! Total flux subtracted in 200 components = -0.00137914 Jy ! Clean residual min=-0.007899 max=0.005198 Jy/beam ! Clean residual mean=-0.000010 rms=0.001318 Jy/beam ! Combined flux in latest and established models = 1.10225 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 142 components and 1.10225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=3.167252Jy sigma=0.001030 ! Fit after self-cal, rms=3.167006Jy sigma=0.001028 wmodel J1507-1652_X_2008_04_02_pus_map.mod ! Writing 142 model components to file: J1507-1652_X_2008_04_02_pus_map.mod wobs J1507-1652_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1507-1652_X_2008_04_02_pus_uvs.fits wwins J1507-1652_X_2008_04_02_pus_map.win ! wwins: Wrote 6 windows to J1507-1652_X_2008_04_02_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00288 Jy ! Component: 100 - total flux cleaned = -0.00332525 Jy ! Component: 150 - total flux cleaned = -0.00325997 Jy ! Component: 200 - total flux cleaned = -0.00318845 Jy ! Component: 250 - total flux cleaned = -0.00284369 Jy ! Component: 300 - total flux cleaned = -0.00264914 Jy ! Component: 350 - total flux cleaned = -0.00252178 Jy ! Component: 400 - total flux cleaned = -0.00221566 Jy ! Component: 450 - total flux cleaned = -0.00192236 Jy ! Component: 500 - total flux cleaned = -0.00169471 Jy ! Component: 550 - total flux cleaned = -0.00152777 Jy ! Component: 600 - total flux cleaned = -0.00131257 Jy ! Component: 650 - total flux cleaned = -0.00131374 Jy ! Component: 700 - total flux cleaned = -0.0012125 Jy ! Component: 750 - total flux cleaned = -0.00111337 Jy ! Component: 800 - total flux cleaned = -0.00116093 Jy ! Component: 850 - total flux cleaned = -0.00106562 Jy ! Component: 900 - total flux cleaned = -0.000880808 Jy ! Component: 950 - total flux cleaned = -0.000745462 Jy ! Component: 1000 - total flux cleaned = -0.000480461 Jy ! Component: 1050 - total flux cleaned = -0.000437486 Jy ! Component: 1100 - total flux cleaned = -0.000267463 Jy ! Component: 1150 - total flux cleaned = -0.000143189 Jy ! Component: 1200 - total flux cleaned = -6.23026e-05 Jy ! Component: 1250 - total flux cleaned = 1.73166e-05 Jy ! Component: 1300 - total flux cleaned = 9.65812e-05 Jy ! Component: 1350 - total flux cleaned = -1.98076e-05 Jy ! Component: 1400 - total flux cleaned = 0.000132791 Jy ! Component: 1450 - total flux cleaned = 5.71122e-05 Jy ! Component: 1500 - total flux cleaned = -5.38902e-05 Jy ! Component: 1550 - total flux cleaned = -1.76083e-05 Jy ! Component: 1600 - total flux cleaned = -0.000125579 Jy ! Component: 1650 - total flux cleaned = -0.000195743 Jy ! Component: 1700 - total flux cleaned = -0.000195483 Jy ! Component: 1750 - total flux cleaned = -0.000230063 Jy ! Component: 1800 - total flux cleaned = -0.000331922 Jy ! Component: 1850 - total flux cleaned = -0.000465306 Jy ! Component: 1900 - total flux cleaned = -0.000530902 Jy ! Component: 1950 - total flux cleaned = -0.000563162 Jy ! Component: 2000 - total flux cleaned = -0.000627432 Jy ! Total flux subtracted in 2048 components = -0.000690866 Jy ! Clean residual min=-0.001663 max=0.001565 Jy/beam ! Clean residual mean=-0.000005 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 1.10156 Jy keep ! Adding 112 model components to the UV plane model. ! The established model now contains 253 components and 1.10156 Jy wmap "J1507-1652_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.11 x 1.305 at -10.57 degrees (North through East) ! Clean map min=-0.0061946 max=0.56171 Jy/beam ! Writing clean map to FITS file: J1507-1652_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.561714 invert ! Inverting map ! Your choice of large map pixels excluded 0.0694% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000565372 device "J1507-1652_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1507-1652_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.301953 0.301953 0.603907 1.20781 2.41563 4.83125 9.66251 19.325 38.65 77.3001 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.561 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.11 x 1.305 at -10.57 degrees (North through East) ! Clean map min=-0.0061946 max=0.56171 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1507-1652_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1507-1652_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1507-1652_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:50:40 2010