! Started logfile: J1454-3747_X_1999_12_20_pus_uvs.log on Fri Dec 14 17:24:19 2007 obs J1454-3747_X_1999_12_20_pus_uva.fits ! Reading UV FITS file: J1454-3747_X_1999_12_20_pus_uva.fits ! AN table 1: 63 integrations on 190 of 190 possible baselines. ! AN table 2: 23 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0446144 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1454-3747 ! ! 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 2418 lines of history. ! ! Reading 2916 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 J1454-3747_X_1999_12_20_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 1160 telescope corrections were flagged in sub-array 1. ! A total of 321 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1160 telescope corrections were flagged in sub-array 1. ! A total of 321 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1160 telescope corrections were flagged in sub-array 1. ! A total of 321 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1160 telescope corrections were flagged in sub-array 1. ! A total of 321 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.879866Jy sigma=0.010211 ! Fit after self-cal, rms=0.425629Jy sigma=0.004198 ! 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 2.28% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.6369 mas, bmaj=2.082 mas, bpa=-4.232 degrees ! Estimated noise=1790.43 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 = 0.518615 Jy ! Component: 100 - total flux cleaned = 0.707034 Jy ! Total flux subtracted in 100 components = 0.707034 Jy ! Clean residual min=-0.031732 max=0.083832 Jy/beam ! Clean residual mean=0.001857 rms=0.017693 Jy/beam ! Combined flux in latest and established models = 0.707034 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.707034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224664Jy sigma=0.002636 ! Fit after self-cal, rms=0.224489Jy sigma=0.002635 ! Inverting map ! Your choice of large map pixels excluded 2.28% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 2.28% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.7716 mas, bmaj=2.562 mas, bpa=-6.971 degrees ! Estimated noise=1221.87 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 = 0.139392 Jy ! Component: 100 - total flux cleaned = 0.200819 Jy ! Component: 150 - total flux cleaned = 0.229091 Jy ! Component: 200 - total flux cleaned = 0.242212 Jy ! Total flux subtracted in 200 components = 0.242212 Jy ! Clean residual min=-0.020547 max=0.023946 Jy/beam ! Clean residual mean=-0.000919 rms=0.007556 Jy/beam ! Combined flux in latest and established models = 0.949246 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 25 components and 0.949246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143127Jy sigma=0.001495 ! Fit after self-cal, rms=0.142988Jy sigma=0.001493 ! Inverting map ! Your choice of large map pixels excluded 2.28% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 1.02 GC 1.00* HH 1.00* ! HN 1.00* KK 1.04 KP 1.07 LA 1.08 ! MC 1.00* MK 0.96 NY 1.00* ON 1.00* ! OV 1.10 PT 1.08 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.93 GC 1.00* HH 1.00* ! HN 1.00* KK 1.08 KP 0.99 LA 0.96 ! MC 1.00* MK 0.98 NY 1.00* ON 1.00* ! OV 1.01 PT 0.98 SC 1.07 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! ! 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 1.01 GC 1.00* HH 1.00* ! HN 1.00* KK 0.98 KP 1.01 LA 1.05 ! MC 1.00* MK 0.99 NY 1.00* ON 1.00* ! OV 1.12 PT 1.07 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 0.94 LA 0.96 ! MC 1.00* MK 1.01 NY 1.00* ON 1.00* ! OV 1.00 PT 0.97 SC 1.04 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! ! 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 1.01 GC 1.00* HH 1.00* ! HN 1.00* KK 1.04 KP 1.02 LA 1.08 ! MC 1.00* MK 0.93 NY 1.00* ON 1.00* ! OV 1.09 PT 1.05 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.93 GC 1.00* HH 1.00* ! HN 1.00* KK 1.02 KP 0.95 LA 0.95 ! MC 1.00* MK 0.94 NY 1.00* ON 1.00* ! OV 1.01 PT 0.97 SC 1.01 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! ! 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 1.01 GC 1.00* HH 1.00* ! HN 1.00* KK 1.01 KP 1.00 LA 1.07 ! MC 1.00* MK 0.90 NY 1.00* ON 1.00* ! OV 1.09 PT 1.04 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 1.07 KP 0.94 LA 0.95 ! MC 1.00* MK 0.90 NY 1.00* ON 1.00* ! OV 0.98 PT 0.94 SC 1.02 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! ! Fit before self-cal, rms=0.142988Jy sigma=0.001493 ! Fit after self-cal, rms=0.130185Jy sigma=0.001247 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.7753 mas, bmaj=2.531 mas, bpa=-7.381 degrees ! Estimated noise=1216.56 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 (-3.2, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0188576 Jy ! Component: 100 - total flux cleaned = 0.0192412 Jy ! Component: 150 - total flux cleaned = 0.0190404 Jy ! Component: 200 - total flux cleaned = 0.018886 Jy ! Total flux subtracted in 200 components = 0.018886 Jy ! Clean residual min=-0.007193 max=0.006145 Jy/beam ! Clean residual mean=-0.000316 rms=0.002150 Jy/beam ! Combined flux in latest and established models = 0.968132 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 40 components and 0.968132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126926Jy sigma=0.001211 ! Fit after self-cal, rms=0.126687Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 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=0.126687Jy sigma=0.001207 ! Fit after self-cal, rms=0.125609Jy sigma=0.001203 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.7727 mas, bmaj=2.522 mas, bpa=-7.449 degrees ! Estimated noise=1210.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00682527 Jy ! Component: 100 - total flux cleaned = 0.00747156 Jy ! Component: 150 - total flux cleaned = 0.00759374 Jy ! Component: 200 - total flux cleaned = 0.00778135 Jy ! Total flux subtracted in 200 components = 0.00778135 Jy ! Clean residual min=-0.005927 max=0.006458 Jy/beam ! Clean residual mean=-0.000254 rms=0.001905 Jy/beam ! Combined flux in latest and established models = 0.975913 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 53 components and 0.975913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125186Jy sigma=0.001198 ! Fit after self-cal, rms=0.125111Jy sigma=0.001197 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 = 0.00169558 Jy ! Component: 100 - total flux cleaned = 0.00186858 Jy ! Component: 150 - total flux cleaned = 0.00194074 Jy ! Component: 200 - total flux cleaned = 0.00194273 Jy ! Total flux subtracted in 200 components = 0.00194273 Jy ! Clean residual min=-0.006629 max=0.006234 Jy/beam ! Clean residual mean=-0.000308 rms=0.001898 Jy/beam ! Combined flux in latest and established models = 0.977856 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 0.977856 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124965Jy sigma=0.001195 ! Fit after self-cal, rms=0.124946Jy sigma=0.001195 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 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=0.124946Jy sigma=0.001195 ! Fit after self-cal, rms=0.124652Jy sigma=0.001194 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.7724 mas, bmaj=2.518 mas, bpa=-7.453 degrees ! Estimated noise=1208.47 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00269447 Jy ! Component: 100 - total flux cleaned = 0.0028727 Jy ! Component: 150 - total flux cleaned = 0.00302712 Jy ! Component: 200 - total flux cleaned = 0.00309432 Jy ! Total flux subtracted in 200 components = 0.00309432 Jy ! Clean residual min=-0.005610 max=0.006458 Jy/beam ! Clean residual mean=-0.000209 rms=0.001759 Jy/beam ! Combined flux in latest and established models = 0.98095 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 64 components and 0.98095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124537Jy sigma=0.001193 ! Fit after self-cal, rms=0.124513Jy sigma=0.001192 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 = 0.000697888 Jy ! Component: 100 - total flux cleaned = 0.000700963 Jy ! Component: 150 - total flux cleaned = 0.000580306 Jy ! Component: 200 - total flux cleaned = 0.000463853 Jy ! Total flux subtracted in 200 components = 0.000463853 Jy ! Clean residual min=-0.005575 max=0.006326 Jy/beam ! Clean residual mean=-0.000221 rms=0.001753 Jy/beam ! Combined flux in latest and established models = 0.981414 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 71 components and 0.981414 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124442Jy sigma=0.001192 ! Fit after self-cal, rms=0.124432Jy sigma=0.001192 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 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=0.124432Jy sigma=0.001192 ! Fit after self-cal, rms=0.124322Jy sigma=0.001191 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=3.229 mas, bmaj=10.17 mas, bpa=3.388 degrees ! Estimated noise=1541.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154722 Jy ! Component: 100 - total flux cleaned = 0.0014677 Jy ! Component: 150 - total flux cleaned = 0.00140626 Jy ! Component: 200 - total flux cleaned = 0.00132694 Jy ! Total flux subtracted in 200 components = 0.00132694 Jy ! Clean residual min=-0.003535 max=0.007293 Jy/beam ! Clean residual mean=-0.000369 rms=0.001943 Jy/beam ! Combined flux in latest and established models = 0.982741 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 80 components and 0.982741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124346Jy sigma=0.001191 ! Fit after self-cal, rms=0.124333Jy sigma=0.001191 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 = 0.000302089 Jy ! Component: 100 - total flux cleaned = 0.000232433 Jy ! Component: 150 - total flux cleaned = 0.000203994 Jy ! Component: 200 - total flux cleaned = 0.000155397 Jy ! Total flux subtracted in 200 components = 0.000155397 Jy ! Clean residual min=-0.003622 max=0.007232 Jy/beam ! Clean residual mean=-0.000379 rms=0.001968 Jy/beam ! Combined flux in latest and established models = 0.982896 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 84 components and 0.982897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124367Jy sigma=0.001191 ! Fit after self-cal, rms=0.124374Jy sigma=0.001191 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.7724 mas, bmaj=2.515 mas, bpa=-7.441 degrees ! Estimated noise=1208.3 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7724 x 2.515 at -7.441 degrees (North through East) ! Clean map min=-0.0055718 max=0.6883 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=0.124374Jy sigma=0.001191 ! Fit after self-cal, rms=0.116226Jy sigma=0.001074 ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.771 mas, bmaj=2.515 mas, bpa=-7.452 degrees ! Estimated noise=1205.36 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000945836 Jy ! Component: 100 - total flux cleaned = 0.000943854 Jy ! Component: 150 - total flux cleaned = 0.000877163 Jy ! Component: 200 - total flux cleaned = 0.000757133 Jy ! Total flux subtracted in 200 components = 0.000757133 Jy ! Clean residual min=-0.005517 max=0.005980 Jy/beam ! Clean residual mean=-0.000180 rms=0.001610 Jy/beam ! Combined flux in latest and established models = 0.983654 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 92 components and 0.983654 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116069Jy sigma=0.001073 ! Fit after self-cal, rms=0.116044Jy sigma=0.001073 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000162025 Jy ! Component: 100 - total flux cleaned = -1.92687e-06 Jy ! Component: 150 - total flux cleaned = -5.49377e-05 Jy ! Component: 200 - total flux cleaned = -0.000152834 Jy ! Total flux subtracted in 200 components = -0.000152834 Jy ! Clean residual min=-0.005489 max=0.005997 Jy/beam ! Clean residual mean=-0.000176 rms=0.001592 Jy/beam ! Combined flux in latest and established models = 0.983501 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 96 components and 0.983501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115972Jy sigma=0.001072 ! Fit after self-cal, rms=0.115956Jy sigma=0.001072 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115956Jy sigma=0.001072 ! Fit after self-cal, rms=0.115704Jy sigma=0.001072 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 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.6359 mas, bmaj=2.06 mas, bpa=-4.551 degrees ! Estimated noise=1770.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.512317 Jy ! Component: 100 - total flux cleaned = 0.702151 Jy ! Component: 150 - total flux cleaned = 0.793946 Jy ! Component: 200 - total flux cleaned = 0.846963 Jy ! Total flux subtracted in 200 components = 0.846963 Jy ! Clean residual min=-0.017972 max=0.034503 Jy/beam ! Clean residual mean=0.001495 rms=0.007502 Jy/beam ! Combined flux in latest and established models = 0.846963 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.846963 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.7707 mas, bmaj=2.514 mas, bpa=-7.463 degrees ! Estimated noise=1204.63 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 = 0.0591684 Jy ! Component: 100 - total flux cleaned = 0.0901449 Jy ! Component: 150 - total flux cleaned = 0.107778 Jy ! Component: 200 - total flux cleaned = 0.118471 Jy ! Total flux subtracted in 200 components = 0.118471 Jy ! Clean residual min=-0.007423 max=0.008557 Jy/beam ! Clean residual mean=0.000340 rms=0.002842 Jy/beam ! Combined flux in latest and established models = 0.965434 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 44 components and 0.965434 Jy ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=3.224 mas, bmaj=10.16 mas, bpa=3.355 degrees ! Estimated noise=1541.08 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110976 Jy ! Component: 100 - total flux cleaned = 0.0158977 Jy ! Component: 150 - total flux cleaned = 0.016574 Jy ! Component: 200 - total flux cleaned = 0.0170084 Jy ! Total flux subtracted in 200 components = 0.0170084 Jy ! Clean residual min=-0.004255 max=0.006807 Jy/beam ! Clean residual mean=-0.000306 rms=0.001913 Jy/beam ! Combined flux in latest and established models = 0.982442 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 = 0.000345029 Jy ! Component: 100 - total flux cleaned = 0.000669959 Jy ! Component: 150 - total flux cleaned = 0.000843989 Jy ! Component: 200 - total flux cleaned = 0.00102337 Jy ! Total flux subtracted in 200 components = 0.00102337 Jy ! Clean residual min=-0.004302 max=0.006424 Jy/beam ! Clean residual mean=-0.000362 rms=0.001819 Jy/beam ! Combined flux in latest and established models = 0.983466 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 68 components and 0.983466 Jy ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.7707 mas, bmaj=2.514 mas, bpa=-7.463 degrees ! Estimated noise=1204.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00124337 Jy ! Component: 100 - total flux cleaned = -0.000982907 Jy ! Component: 150 - total flux cleaned = -0.000752802 Jy ! Component: 200 - total flux cleaned = -0.000645646 Jy ! Total flux subtracted in 200 components = -0.000645646 Jy ! Clean residual min=-0.006046 max=0.005500 Jy/beam ! Clean residual mean=-0.000161 rms=0.001796 Jy/beam ! Combined flux in latest and established models = 0.98282 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 74 components and 0.98282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115904Jy sigma=0.001075 ! Fit after self-cal, rms=0.115826Jy sigma=0.001074 wmodel J1454-3747_X_1999_12_20_pus_map.mod ! Writing 74 model components to file: J1454-3747_X_1999_12_20_pus_map.mod wobs J1454-3747_X_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J1454-3747_X_1999_12_20_pus_uvs.fits wwins J1454-3747_X_1999_12_20_pus_map.win ! wwins: Wrote 2 windows to J1454-3747_X_1999_12_20_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 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00111666 Jy ! Component: 100 - total flux cleaned = -0.00176044 Jy ! Component: 150 - total flux cleaned = -0.00201547 Jy ! Component: 200 - total flux cleaned = -0.00225299 Jy ! Component: 250 - total flux cleaned = -0.00254951 Jy ! Component: 300 - total flux cleaned = -0.00296829 Jy ! Component: 350 - total flux cleaned = -0.00349666 Jy ! Component: 400 - total flux cleaned = -0.00381053 Jy ! Component: 450 - total flux cleaned = -0.00405123 Jy ! Component: 500 - total flux cleaned = -0.00422337 Jy ! Component: 550 - total flux cleaned = -0.00433292 Jy ! Component: 600 - total flux cleaned = -0.00443926 Jy ! Component: 650 - total flux cleaned = -0.00453958 Jy ! Component: 700 - total flux cleaned = -0.00468583 Jy ! Component: 750 - total flux cleaned = -0.00478092 Jy ! Component: 800 - total flux cleaned = -0.00491883 Jy ! Component: 850 - total flux cleaned = -0.00496301 Jy ! Component: 900 - total flux cleaned = -0.00509056 Jy ! Component: 950 - total flux cleaned = -0.00513143 Jy ! Component: 1000 - total flux cleaned = -0.00513191 Jy ! Total flux subtracted in 1024 components = -0.00517156 Jy ! Clean residual min=-0.001953 max=0.002095 Jy/beam ! Clean residual mean=-0.000009 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.977649 Jy keep ! Adding 47 model components to the UV plane model. ! The established model now contains 121 components and 0.977648 Jy ![Exited script file: muppet] wmap "J1454-3747_X_1999_12_20_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7707 x 2.514 at -7.463 degrees (North through East) ! Clean map min=-0.0043092 max=0.6849 Jy/beam ! Writing clean map to FITS file: J1454-3747_X_1999_12_20_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.684898 invert ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000781642 device "J1454-3747_X_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J1454-3747_X_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.342376 0.342376 0.684752 1.3695 2.73901 5.47801 10.956 21.9121 43.8241 87.6482 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.684 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7707 x 2.514 at -7.463 degrees (North through East) ! Clean map min=-0.0043092 max=0.6849 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1454-3747_X_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J1454-3747_X_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1454-3747_X_1999_12_20_pus_uvs.log closed on Fri Dec 14 17:24:22 2007