! Started logfile: J0609-1542_X_1999_05_10_pus_uvs.log on Tue Jan 15 17:27:05 2008 obs J0609-1542_X_1999_05_10_pus_uva.fits ! Reading UV FITS file: J0609-1542_X_1999_05_10_pus_uva.fits ! AN table 1: 14 integrations on 153 of 153 possible baselines. ! AN table 2: 36 integrations on 153 of 153 possible baselines. ! AN table 3: 99 integrations on 153 of 153 possible baselines. ! AN table 4: 195 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.166306 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0609-1542 ! ! 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 1759 lines of history. ! ! Reading 35012 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 ![@muppet J0609-1542_X_1999_05_10_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 = 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 252 telescope corrections were flagged in sub-array 1. ! A total of 474 telescope corrections were flagged in sub-array 2. ! A total of 1061 telescope corrections were flagged in sub-array 3. ! A total of 2040 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 252 telescope corrections were flagged in sub-array 1. ! A total of 474 telescope corrections were flagged in sub-array 2. ! A total of 1061 telescope corrections were flagged in sub-array 3. ! A total of 2040 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 252 telescope corrections were flagged in sub-array 1. ! A total of 474 telescope corrections were flagged in sub-array 2. ! A total of 1061 telescope corrections were flagged in sub-array 3. ! A total of 2040 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 252 telescope corrections were flagged in sub-array 1. ! A total of 483 telescope corrections were flagged in sub-array 2. ! A total of 1061 telescope corrections were flagged in sub-array 3. ! A total of 2040 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=4.228217Jy sigma=0.041447 ! Fit after self-cal, rms=4.058322Jy sigma=0.040130 ! 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 3.05% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.6024 mas, bmaj=1.399 mas, bpa=0.1039 degrees ! Estimated noise=866.066 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 = 3.54786 Jy ! Component: 100 - total flux cleaned = 4.58857 Jy ! Total flux subtracted in 100 components = 4.58857 Jy ! Clean residual min=-0.121890 max=0.471449 Jy/beam ! Clean residual mean=0.000869 rms=0.037483 Jy/beam ! Combined flux in latest and established models = 4.58857 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 4.58857 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.944870Jy sigma=0.009787 ! Fit after self-cal, rms=0.942290Jy sigma=0.009779 ! Inverting map ! Your choice of large map pixels excluded 3.05% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.530425 Jy ! Component: 100 - total flux cleaned = 0.818902 Jy ! Total flux subtracted in 100 components = 0.818902 Jy ! Clean residual min=-0.082148 max=0.140692 Jy/beam ! Clean residual mean=0.000493 rms=0.018994 Jy/beam ! Combined flux in latest and established models = 5.40747 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 5.40747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.511876Jy sigma=0.004916 ! Fit after self-cal, rms=0.508969Jy sigma=0.004900 ! Inverting map ! Your choice of large map pixels excluded 3.05% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.172593 Jy ! Component: 100 - total flux cleaned = 0.281368 Jy ! Total flux subtracted in 100 components = 0.281368 Jy ! Clean residual min=-0.076798 max=0.099736 Jy/beam ! Clean residual mean=0.000355 rms=0.015420 Jy/beam ! Combined flux in latest and established models = 5.68884 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 5.68884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.444684Jy sigma=0.003936 ! Fit after self-cal, rms=0.444050Jy sigma=0.003930 ! Inverting map ! Your choice of large map pixels excluded 3.05% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Added new window around map position (1, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0932088 Jy ! Component: 100 - total flux cleaned = 0.152699 Jy ! Total flux subtracted in 100 components = 0.152699 Jy ! Clean residual min=-0.072584 max=0.076278 Jy/beam ! Clean residual mean=0.000277 rms=0.014217 Jy/beam ! Combined flux in latest and established models = 5.84154 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 29 components and 5.84154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.426440Jy sigma=0.003624 ! Fit after self-cal, rms=0.425143Jy sigma=0.003612 ! Inverting map ! Your choice of large map pixels excluded 3.05% of the data. ! The x-axis pixel size should ideally be below 0.1634 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 3.05% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.8767 mas, bmaj=1.828 mas, bpa=1.162 degrees ! Estimated noise=414.858 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 = 0.0682605 Jy ! Component: 100 - total flux cleaned = 0.0825535 Jy ! Component: 150 - total flux cleaned = 0.0896186 Jy ! Component: 200 - total flux cleaned = 0.093233 Jy ! Total flux subtracted in 200 components = 0.093233 Jy ! Clean residual min=-0.079479 max=0.068182 Jy/beam ! Clean residual mean=-0.002341 rms=0.015063 Jy/beam ! Combined flux in latest and established models = 5.93477 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 40 components and 5.93477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.409179Jy sigma=0.003430 ! Fit after self-cal, rms=0.408227Jy sigma=0.003423 ! Inverting map ! Your choice of large map pixels excluded 3.05% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 GC 1.00* HH 0.82 ! HN 1.00* KK 0.92 KP 1.01 LA 0.99 ! MC 1.18 MK 0.97 NL 1.00* NY 1.00* ! ON 1.24 OV 0.99 PT 1.02 SC 1.00* ! WF 1.00* WZ 1.12 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 GC 1.00* HH 1.01 ! HN 1.01 KK 1.00* KP 1.04 LA 1.02 ! MC 1.18 MK 1.00* NL 1.06 NY 1.00* ! ON 1.00* OV 1.00* PT 1.06 SC 1.05 ! WF 1.04 WZ 1.00* ! ! A total of 126 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 0.97 GC 1.00* HH 1.00* ! HN 0.99 KK 0.99 KP 1.00 LA 0.98 ! MC 1.00* MK 0.99 NL 1.05 NY 1.00* ! ON 1.00* OV 0.99 PT 1.02 SC 1.03 ! WF 1.02 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 GC 1.00* HH 0.81 ! HN 1.00* KK 0.94 KP 1.07 LA 1.11 ! MC 1.21 MK 0.96 NL 1.00* NY 1.00* ! ON 1.23 OV 0.97 PT 0.94 SC 1.00* ! WF 1.00* WZ 1.13 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.03 GC 1.00* HH 1.01 ! HN 1.00 KK 1.00* KP 1.05 LA 1.02 ! MC 1.17 MK 1.00* NL 1.02 NY 1.00* ! ON 1.00* OV 1.00* PT 0.97 SC 1.04 ! WF 1.10 WZ 1.00* ! ! A total of 126 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.96 GC 1.00* HH 1.00* ! HN 0.99 KK 1.00 KP 1.01 LA 0.98 ! MC 1.00* MK 0.98 NL 1.01 NY 1.00* ! ON 1.00* OV 0.98 PT 0.94 SC 1.01 ! WF 1.08 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 GC 1.00* HH 0.81 ! HN 1.00* KK 1.00 KP 1.09 LA 1.10 ! MC 1.28 MK 0.96 NL 1.00* NY 1.00* ! ON 1.27 OV 0.99 PT 0.95 SC 1.00* ! WF 1.00* WZ 1.14 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.06 GC 1.00* HH 1.09 ! HN 1.02 KK 1.00* KP 1.07 LA 1.02 ! MC 1.23 MK 1.00* NL 1.03 NY 1.00* ! ON 1.00* OV 1.00* PT 0.99 SC 1.06 ! WF 1.10 WZ 1.00* ! ! A total of 126 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.99 GC 1.00* HH 1.00* ! HN 1.01 KK 1.06 KP 1.03 LA 0.97 ! MC 1.00* MK 0.97 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 0.95 SC 1.03 ! WF 1.08 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.07 GC 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 1.08 LA 1.12 ! MC 1.00* MK 0.97 NL 1.00* NY 1.00* ! ON 1.00* OV 0.99 PT 0.97 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 GC 1.00* HH 1.19 ! HN 1.02 KK 1.00* KP 1.06 LA 1.03 ! MC 1.21 MK 1.00* NL 1.04 NY 1.00* ! ON 1.00* OV 1.00* PT 1.01 SC 1.01 ! WF 1.09 WZ 1.00* ! ! A total of 126 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 0.97 GC 1.00* HH 1.00* ! HN 1.00 KK 1.02 KP 1.01 LA 0.99 ! MC 1.00* MK 0.98 NL 1.01 NY 1.00* ! ON 1.00* OV 1.00 PT 0.97 SC 1.00 ! WF 1.07 WZ 1.00* ! ! ! Fit before self-cal, rms=0.408227Jy sigma=0.003423 ! Fit after self-cal, rms=0.284112Jy sigma=0.002218 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.879 mas, bmaj=1.862 mas, bpa=0.6531 degrees ! Estimated noise=418.984 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 (2.6, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0313967 Jy ! Component: 100 - total flux cleaned = 0.0434071 Jy ! Component: 150 - total flux cleaned = 0.0523755 Jy ! Component: 200 - total flux cleaned = 0.0587847 Jy ! Total flux subtracted in 200 components = 0.0587847 Jy ! Clean residual min=-0.033265 max=0.026067 Jy/beam ! Clean residual mean=0.000165 rms=0.006184 Jy/beam ! Combined flux in latest and established models = 5.99355 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 5.99355 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266509Jy sigma=0.002046 ! Fit after self-cal, rms=0.264965Jy sigma=0.002031 ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 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=0.264965Jy sigma=0.002031 ! Fit after self-cal, rms=0.253015Jy sigma=0.001908 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.8782 mas, bmaj=1.866 mas, bpa=0.6546 degrees ! Estimated noise=418.656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0202384 Jy ! Component: 100 - total flux cleaned = 0.0227376 Jy ! Component: 150 - total flux cleaned = 0.0220895 Jy ! Component: 200 - total flux cleaned = 0.0226442 Jy ! Total flux subtracted in 200 components = 0.0226442 Jy ! Clean residual min=-0.023127 max=0.025270 Jy/beam ! Clean residual mean=0.000160 rms=0.004605 Jy/beam ! Combined flux in latest and established models = 6.0162 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 64 components and 6.0162 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247656Jy sigma=0.001856 ! Fit after self-cal, rms=0.246914Jy sigma=0.001849 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 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 = 0.0040668 Jy ! Component: 100 - total flux cleaned = 0.00454467 Jy ! Component: 150 - total flux cleaned = 0.00453204 Jy ! Component: 200 - total flux cleaned = 0.00496227 Jy ! Total flux subtracted in 200 components = 0.00496227 Jy ! Clean residual min=-0.024626 max=0.024331 Jy/beam ! Clean residual mean=0.000127 rms=0.004398 Jy/beam ! Combined flux in latest and established models = 6.02116 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 6.02116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245047Jy sigma=0.001834 ! Fit after self-cal, rms=0.244794Jy sigma=0.001833 ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 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=0.244794Jy sigma=0.001833 ! Fit after self-cal, rms=0.242818Jy sigma=0.001804 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.8788 mas, bmaj=1.868 mas, bpa=0.6444 degrees ! Estimated noise=418.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00472048 Jy ! Component: 100 - total flux cleaned = 0.00523082 Jy ! Component: 150 - total flux cleaned = 0.00523855 Jy ! Component: 200 - total flux cleaned = 0.00563951 Jy ! Total flux subtracted in 200 components = 0.00563951 Jy ! Clean residual min=-0.020267 max=0.025757 Jy/beam ! Clean residual mean=0.000240 rms=0.004102 Jy/beam ! Combined flux in latest and established models = 6.0268 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 73 components and 6.0268 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240850Jy sigma=0.001788 ! Fit after self-cal, rms=0.240594Jy sigma=0.001787 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 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) ! Added new window around map position (15.2, 11.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0248469 Jy ! Component: 100 - total flux cleaned = 0.036936 Jy ! Component: 150 - total flux cleaned = 0.0422525 Jy ! Component: 200 - total flux cleaned = 0.0448049 Jy ! Total flux subtracted in 200 components = 0.0448049 Jy ! Clean residual min=-0.019077 max=0.015191 Jy/beam ! Clean residual mean=-0.000083 rms=0.003248 Jy/beam ! Combined flux in latest and established models = 6.0716 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 89 components and 6.07161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237935Jy sigma=0.001754 ! Fit after self-cal, rms=0.237725Jy sigma=0.001752 ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 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=0.237725Jy sigma=0.001752 ! Fit after self-cal, rms=0.237921Jy sigma=0.001747 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=2.224 mas, bmaj=3.872 mas, bpa=-2.617 degrees ! Estimated noise=510.082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112786 Jy ! Component: 100 - total flux cleaned = 0.0161183 Jy ! Component: 150 - total flux cleaned = 0.02003 Jy ! Component: 200 - total flux cleaned = 0.0218131 Jy ! Total flux subtracted in 200 components = 0.0218131 Jy ! Clean residual min=-0.012486 max=0.010879 Jy/beam ! Clean residual mean=-0.000033 rms=0.003480 Jy/beam ! Combined flux in latest and established models = 6.09342 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 112 components and 6.09342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237576Jy sigma=0.001740 ! Fit after self-cal, rms=0.237355Jy sigma=0.001739 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 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 = 0.00261093 Jy ! Component: 100 - total flux cleaned = 0.00385395 Jy ! Component: 150 - total flux cleaned = 0.00457411 Jy ! Component: 200 - total flux cleaned = 0.00489159 Jy ! Total flux subtracted in 200 components = 0.00489159 Jy ! Clean residual min=-0.012256 max=0.009971 Jy/beam ! Clean residual mean=-0.000102 rms=0.003370 Jy/beam ! Combined flux in latest and established models = 6.09831 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 115 components and 6.09831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237388Jy sigma=0.001738 ! Fit after self-cal, rms=0.237178Jy sigma=0.001737 ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 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 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.8797 mas, bmaj=1.871 mas, bpa=0.6187 degrees ! Estimated noise=418.465 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8797 x 1.871 at 0.6187 degrees (North through East) ! Clean map min=-0.023537 max=4.9354 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=0.237178Jy sigma=0.001737 ! Fit after self-cal, rms=0.185250Jy sigma=0.001300 ! Inverting map and beam ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.88 mas, bmaj=1.872 mas, bpa=0.6229 degrees ! Estimated noise=418.135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00415255 Jy ! Component: 100 - total flux cleaned = -0.00453183 Jy ! Component: 150 - total flux cleaned = -0.00454381 Jy ! Component: 200 - total flux cleaned = -0.00422528 Jy ! Total flux subtracted in 200 components = -0.00422528 Jy ! Clean residual min=-0.016325 max=0.011634 Jy/beam ! Clean residual mean=-0.000056 rms=0.002674 Jy/beam ! Combined flux in latest and established models = 6.09408 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 119 components and 6.09408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183735Jy sigma=0.001289 ! Fit after self-cal, rms=0.183502Jy sigma=0.001288 ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00174821 Jy ! Component: 100 - total flux cleaned = -0.00145867 Jy ! Component: 150 - total flux cleaned = -0.000866674 Jy ! Component: 200 - total flux cleaned = -0.000580435 Jy ! Total flux subtracted in 200 components = -0.000580435 Jy ! Clean residual min=-0.015714 max=0.012938 Jy/beam ! Clean residual mean=-0.000053 rms=0.002603 Jy/beam ! Combined flux in latest and established models = 6.0935 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 125 components and 6.0935 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182593Jy sigma=0.001281 ! Fit after self-cal, rms=0.182459Jy sigma=0.001281 ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182459Jy sigma=0.001281 ! Fit after self-cal, rms=0.183193Jy sigma=0.001278 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 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.6164 mas, bmaj=1.443 mas, bpa=-0.2096 degrees ! Estimated noise=884.202 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.5958 Jy ! Component: 100 - total flux cleaned = 4.60559 Jy ! Component: 150 - total flux cleaned = 5.10266 Jy ! Component: 200 - total flux cleaned = 5.368 Jy ! Total flux subtracted in 200 components = 5.368 Jy ! Clean residual min=-0.043322 max=0.134519 Jy/beam ! Clean residual mean=0.000379 rms=0.013115 Jy/beam ! Combined flux in latest and established models = 5.368 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 13 model components to the UV plane model. ! The established model now contains 13 components and 5.368 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.8811 mas, bmaj=1.876 mas, bpa=0.5864 degrees ! Estimated noise=418.211 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 (0.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.242845 Jy ! Component: 100 - total flux cleaned = 0.379633 Jy ! Component: 150 - total flux cleaned = 0.46591 Jy ! Component: 200 - total flux cleaned = 0.523394 Jy ! Total flux subtracted in 200 components = 0.523394 Jy ! Clean residual min=-0.018278 max=0.031467 Jy/beam ! Clean residual mean=0.001444 rms=0.005905 Jy/beam ! Combined flux in latest and established models = 5.89139 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 53 components and 5.89139 Jy ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0396945 Jy ! Component: 100 - total flux cleaned = 0.06957 Jy ! Component: 150 - total flux cleaned = 0.0938683 Jy ! Component: 200 - total flux cleaned = 0.114039 Jy ! Total flux subtracted in 200 components = 0.114039 Jy ! Clean residual min=-0.013413 max=0.017167 Jy/beam ! Clean residual mean=0.000641 rms=0.003422 Jy/beam ! Combined flux in latest and established models = 6.00543 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 86 components and 6.00543 Jy ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Added new window around map position (-1.8, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0176665 Jy ! Component: 100 - total flux cleaned = 0.0279337 Jy ! Component: 150 - total flux cleaned = 0.0349279 Jy ! Component: 200 - total flux cleaned = 0.0407592 Jy ! Total flux subtracted in 200 components = 0.0407592 Jy ! Clean residual min=-0.011758 max=0.010382 Jy/beam ! Clean residual mean=0.000351 rms=0.002734 Jy/beam ! Combined flux in latest and established models = 6.04619 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 107 components and 6.04619 Jy ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 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 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=2.225 mas, bmaj=3.873 mas, bpa=-2.612 degrees ! Estimated noise=509.045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015863 Jy ! Component: 100 - total flux cleaned = 0.0238642 Jy ! Component: 150 - total flux cleaned = 0.0296777 Jy ! Component: 200 - total flux cleaned = 0.0322185 Jy ! Total flux subtracted in 200 components = 0.0322185 Jy ! Clean residual min=-0.009849 max=0.010834 Jy/beam ! Clean residual mean=0.000260 rms=0.003119 Jy/beam ! Combined flux in latest and established models = 6.07841 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 = 0.00195012 Jy ! Component: 100 - total flux cleaned = 0.0034487 Jy ! Component: 150 - total flux cleaned = 0.00477704 Jy ! Component: 200 - total flux cleaned = 0.00594622 Jy ! Total flux subtracted in 200 components = 0.00594622 Jy ! Clean residual min=-0.009018 max=0.009470 Jy/beam ! Clean residual mean=0.000173 rms=0.002868 Jy/beam ! Combined flux in latest and established models = 6.08436 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 154 components and 6.08436 Jy ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.8811 mas, bmaj=1.876 mas, bpa=0.5864 degrees ! Estimated noise=418.211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00193773 Jy ! Component: 100 - total flux cleaned = -0.00123947 Jy ! Component: 150 - total flux cleaned = -0.00124317 Jy ! Component: 200 - total flux cleaned = -0.00124569 Jy ! Total flux subtracted in 200 components = -0.00124569 Jy ! Clean residual min=-0.009741 max=0.007294 Jy/beam ! Clean residual mean=0.000094 rms=0.002060 Jy/beam ! Combined flux in latest and established models = 6.08311 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 167 components and 6.08311 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178000Jy sigma=0.001240 ! Fit after self-cal, rms=0.176975Jy sigma=0.001232 wmodel J0609-1542_X_1999_05_10_pus_map.mod ! Writing 167 model components to file: J0609-1542_X_1999_05_10_pus_map.mod wobs J0609-1542_X_1999_05_10_pus_uvs.fits ! Writing UV FITS file: J0609-1542_X_1999_05_10_pus_uvs.fits wwins J0609-1542_X_1999_05_10_pus_map.win ! wwins: Wrote 6 windows to J0609-1542_X_1999_05_10_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 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00430054 Jy ! Component: 100 - total flux cleaned = -0.00744515 Jy ! Component: 150 - total flux cleaned = -0.0103962 Jy ! Component: 200 - total flux cleaned = -0.0130587 Jy ! Component: 250 - total flux cleaned = -0.0146687 Jy ! Component: 300 - total flux cleaned = -0.0160962 Jy ! Component: 350 - total flux cleaned = -0.0173525 Jy ! Component: 400 - total flux cleaned = -0.0182058 Jy ! Component: 450 - total flux cleaned = -0.019155 Jy ! Component: 500 - total flux cleaned = -0.019964 Jy ! Component: 550 - total flux cleaned = -0.0207565 Jy ! Component: 600 - total flux cleaned = -0.0217522 Jy ! Component: 650 - total flux cleaned = -0.0227257 Jy ! Component: 700 - total flux cleaned = -0.023468 Jy ! Component: 750 - total flux cleaned = -0.0244013 Jy ! Component: 800 - total flux cleaned = -0.025113 Jy ! Component: 850 - total flux cleaned = -0.0258125 Jy ! Component: 900 - total flux cleaned = -0.0264021 Jy ! Component: 950 - total flux cleaned = -0.0269809 Jy ! Component: 1000 - total flux cleaned = -0.0275484 Jy ! Component: 1050 - total flux cleaned = -0.0278273 Jy ! Component: 1100 - total flux cleaned = -0.0283779 Jy ! Component: 1150 - total flux cleaned = -0.0288284 Jy ! Component: 1200 - total flux cleaned = -0.0290943 Jy ! Component: 1250 - total flux cleaned = -0.029444 Jy ! Component: 1300 - total flux cleaned = -0.0297025 Jy ! Component: 1350 - total flux cleaned = -0.0299571 Jy ! Component: 1400 - total flux cleaned = -0.0301246 Jy ! Component: 1450 - total flux cleaned = -0.0301241 Jy ! Component: 1500 - total flux cleaned = -0.0302887 Jy ! Component: 1550 - total flux cleaned = -0.0302881 Jy ! Component: 1600 - total flux cleaned = -0.0302082 Jy ! Component: 1650 - total flux cleaned = -0.0303657 Jy ! Component: 1700 - total flux cleaned = -0.0302879 Jy ! Component: 1750 - total flux cleaned = -0.0302878 Jy ! Component: 1800 - total flux cleaned = -0.0302112 Jy ! Component: 1850 - total flux cleaned = -0.0301354 Jy ! Component: 1900 - total flux cleaned = -0.0300607 Jy ! Component: 1950 - total flux cleaned = -0.0299126 Jy ! Component: 2000 - total flux cleaned = -0.0298396 Jy ! Total flux subtracted in 2048 components = -0.0299113 Jy ! Clean residual min=-0.004197 max=0.004188 Jy/beam ! Clean residual mean=0.000343 rms=0.001300 Jy/beam ! Combined flux in latest and established models = 6.0532 Jy keep ! Adding 129 model components to the UV plane model. ! The established model now contains 291 components and 6.0532 Jy ![Exited script file: muppet] wmap "J0609-1542_X_1999_05_10_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8811 x 1.876 at 0.5864 degrees (North through East) ! Clean map min=-0.011022 max=4.9469 Jy/beam ! Writing clean map to FITS file: J0609-1542_X_1999_05_10_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 4.94691 invert ! Inverting map ! Your choice of large map pixels excluded 3.1% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00129866 device "J0609-1542_X_1999_05_10_pus\_map.eps/VPS" ! Attempting to open device: 'J0609-1542_X_1999_05_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.078756 0.078756 0.157512 0.315024 0.630048 1.2601 2.52019 5.04039 10.0808 20.1615 40.3231 80.6462 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0038 print "peak=",int(1000*peak_flux)/1000 ! peak= 4.946 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8811 x 1.876 at 0.5864 degrees (North through East) ! Clean map min=-0.011022 max=4.9469 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0609-1542_X_1999_05_10_pus\_map.gif/vgif" ! Attempting to open device: 'J0609-1542_X_1999_05_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0609-1542_X_1999_05_10_pus_uvs.log closed on Tue Jan 15 17:27:22 2008