! Started logfile: J0050-0929_X_1999_05_10_pus_uvs.log on Mon Jan 14 12:29:03 2008 obs J0050-0929_X_1999_05_10_pus_uva.fits ! Reading UV FITS file: J0050-0929_X_1999_05_10_pus_uva.fits ! AN table 1: 50 integrations on 153 of 153 possible baselines. ! AN table 2: 52 integrations on 153 of 153 possible baselines. ! AN table 3: 51 integrations on 153 of 153 possible baselines. ! AN table 4: 25 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0747962 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0050-0929 ! ! 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 8148 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 J0050-0929_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 = 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 814 telescope corrections were flagged in sub-array 1. ! A total of 717 telescope corrections were flagged in sub-array 2. ! A total of 740 telescope corrections were flagged in sub-array 3. ! A total of 257 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 814 telescope corrections were flagged in sub-array 1. ! A total of 717 telescope corrections were flagged in sub-array 2. ! A total of 692 telescope corrections were flagged in sub-array 3. ! A total of 257 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 814 telescope corrections were flagged in sub-array 1. ! A total of 717 telescope corrections were flagged in sub-array 2. ! A total of 692 telescope corrections were flagged in sub-array 3. ! A total of 257 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 885 telescope corrections were flagged in sub-array 1. ! A total of 717 telescope corrections were flagged in sub-array 2. ! A total of 753 telescope corrections were flagged in sub-array 3. ! A total of 257 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.803163Jy sigma=0.006419 ! Fit after self-cal, rms=0.244337Jy sigma=0.001551 ! 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 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.7863 mas, bmaj=1.133 mas, bpa=-1.7 degrees ! Estimated noise=1758.44 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 = 0.714534 Jy ! Component: 100 - total flux cleaned = 0.87368 Jy ! Total flux subtracted in 100 components = 0.87368 Jy ! Clean residual min=-0.021858 max=0.053779 Jy/beam ! Clean residual mean=0.000696 rms=0.008349 Jy/beam ! Combined flux in latest and established models = 0.87368 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.87368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235903Jy sigma=0.001698 ! Fit after self-cal, rms=0.236017Jy sigma=0.001698 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0602022 Jy ! Component: 100 - total flux cleaned = 0.0963535 Jy ! Total flux subtracted in 100 components = 0.0963535 Jy ! Clean residual min=-0.017813 max=0.026683 Jy/beam ! Clean residual mean=0.000189 rms=0.005284 Jy/beam ! Combined flux in latest and established models = 0.970034 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.970034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221411Jy sigma=0.001417 ! Fit after self-cal, rms=0.221461Jy sigma=0.001416 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1984 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 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.9043 mas, bmaj=1.696 mas, bpa=-4.572 degrees ! Estimated noise=942.287 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 = 0.0242277 Jy ! Component: 100 - total flux cleaned = 0.0340011 Jy ! Component: 150 - total flux cleaned = 0.034829 Jy ! Component: 200 - total flux cleaned = 0.0352992 Jy ! Total flux subtracted in 200 components = 0.0352992 Jy ! Clean residual min=-0.019477 max=0.018168 Jy/beam ! Clean residual mean=-0.001560 rms=0.005384 Jy/beam ! Combined flux in latest and established models = 1.00533 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 1.00533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220257Jy sigma=0.001373 ! Fit after self-cal, rms=0.220282Jy sigma=0.001373 ! Inverting map ! Your choice of large map pixels excluded 0.133% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 0.98 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 0.63 MK 1.00* NL 1.00* NY 1.00* ! ON 1.52 OV 1.00* PT 1.00* SC 1.00* ! WF 1.00* WZ 1.45 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.98 GC 1.10 HH 1.00* ! HN 1.00* KK 0.91 KP 0.99 LA 0.98 ! MC 1.00* MK 0.98 NL 1.09 NY 1.00* ! ON 1.00* OV 0.98 PT 1.01 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HH 0.88 ! HN 1.10 KK 1.00* KP 1.00* LA 1.00* ! MC 1.02 MK 1.00* NL 1.00* NY 1.00* ! ON 0.96 OV 1.00* PT 1.00* SC 1.12 ! WF 1.00* WZ 1.11 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.97 GC 1.00* HH 1.00* ! HN 0.97 KK 1.00* KP 0.99 LA 0.95 ! MC 1.00* MK 1.00* NL 1.02 NY 1.00* ! ON 1.00* OV 0.99 PT 1.00 SC 1.02 ! WF 1.00 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 0.76 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.09 MK 1.00* NL 1.00* NY 1.00* ! ON 1.25 OV 1.00* PT 1.00* SC 1.00* ! WF 1.00* WZ 1.08 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.97 GC 1.05 HH 1.00* ! HN 1.00* KK 0.92 KP 1.01 LA 1.00 ! MC 1.00* MK 0.96 NL 1.06 NY 1.00* ! ON 1.00* OV 0.96 PT 0.94 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HH 0.89 ! HN 1.08 KK 1.00* KP 1.00* LA 1.00* ! MC 1.05 MK 1.00* NL 1.00* NY 1.00* ! ON 0.98 OV 1.00* PT 1.00* SC 1.07 ! WF 1.12 WZ 1.13 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.96 GC 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 1.00 LA 0.98 ! MC 1.00* MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 0.97 PT 0.92 SC 1.01 ! WF 1.05 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 0.97 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.01 MK 1.00* NL 1.00* NY 1.00* ! ON 1.35 OV 1.00* PT 1.00* SC 1.00* ! WF 1.00* WZ 1.32 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 GC 1.08 HH 1.00* ! HN 1.00* KK 0.99 KP 1.04 LA 1.00 ! MC 1.00* MK 0.95 NL 1.11 NY 1.00* ! ON 1.00* OV 0.98 PT 0.97 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HH 0.95 ! HN 1.10 KK 1.00* KP 1.00* LA 1.00* ! MC 1.10 MK 1.00* NL 1.00* NY 1.00* ! ON 1.09 OV 1.00* PT 1.00* SC 1.12 ! WF 1.16 WZ 1.09 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.00 GC 1.00* HH 1.00* ! HN 1.01 KK 1.00* KP 1.00 LA 0.98 ! MC 1.00* MK 1.00* NL 1.03 NY 1.00* ! ON 1.00* OV 1.00 PT 0.95 SC 1.02 ! WF 1.08 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 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 0.96 FD 1.02 GC 1.06 HH 1.00* ! HN 1.00* KK 0.97 KP 1.02 LA 1.03 ! MC 1.00* MK 0.98 NL 1.13 NY 1.00* ! ON 1.00* OV 0.99 PT 0.98 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00 ! HN 1.16 KK 1.00* KP 1.00* LA 1.00* ! MC 1.05 MK 1.00* NL 1.00* NY 1.00* ! ON 1.00 OV 1.00* PT 1.00* SC 1.05 ! WF 1.18 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.97 GC 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 0.97 LA 1.01 ! MC 1.00* MK 1.00* NL 1.03 NY 1.00* ! ON 1.00* OV 0.99 PT 0.98 SC 1.00 ! WF 1.03 WZ 1.00* ! ! ! Fit before self-cal, rms=0.220282Jy sigma=0.001373 ! Fit after self-cal, rms=0.207777Jy sigma=0.001197 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.9179 mas, bmaj=1.833 mas, bpa=-4.003 degrees ! Estimated noise=948.602 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 = -0.00403626 Jy ! Component: 100 - total flux cleaned = -0.00423793 Jy ! Component: 150 - total flux cleaned = -0.00431796 Jy ! Component: 200 - total flux cleaned = -0.00445627 Jy ! Total flux subtracted in 200 components = -0.00445627 Jy ! Clean residual min=-0.004972 max=0.004324 Jy/beam ! Clean residual mean=-0.000362 rms=0.001350 Jy/beam ! Combined flux in latest and established models = 1.00088 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 1.00088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207602Jy sigma=0.001196 ! Fit after self-cal, rms=0.209379Jy sigma=0.001195 ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 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=0.209379Jy sigma=0.001195 ! Fit after self-cal, rms=0.217097Jy sigma=0.001189 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.9185 mas, bmaj=1.835 mas, bpa=-3.983 degrees ! Estimated noise=947.903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00195692 Jy ! Component: 100 - total flux cleaned = -0.00225586 Jy ! Component: 150 - total flux cleaned = -0.00250368 Jy ! Component: 200 - total flux cleaned = -0.00271015 Jy ! Total flux subtracted in 200 components = -0.00271015 Jy ! Clean residual min=-0.003703 max=0.003894 Jy/beam ! Clean residual mean=-0.000040 rms=0.001090 Jy/beam ! Combined flux in latest and established models = 0.998166 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 39 components and 0.998166 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217043Jy sigma=0.001189 ! Fit after self-cal, rms=0.217693Jy sigma=0.001189 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 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 = -0.000112164 Jy ! Component: 100 - total flux cleaned = -0.000140626 Jy ! Component: 150 - total flux cleaned = -0.000168016 Jy ! Component: 200 - total flux cleaned = -0.00019151 Jy ! Total flux subtracted in 200 components = -0.00019151 Jy ! Clean residual min=-0.003699 max=0.003868 Jy/beam ! Clean residual mean=-0.000036 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 0.997975 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.997975 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217676Jy sigma=0.001189 ! Fit after self-cal, rms=0.217680Jy sigma=0.001189 ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 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=0.217680Jy sigma=0.001189 ! Fit after self-cal, rms=0.223568Jy sigma=0.001189 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.9193 mas, bmaj=1.836 mas, bpa=-3.971 degrees ! Estimated noise=947.679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00144192 Jy ! Component: 100 - total flux cleaned = -0.00167873 Jy ! Component: 150 - total flux cleaned = -0.00184665 Jy ! Component: 200 - total flux cleaned = -0.00196552 Jy ! Total flux subtracted in 200 components = -0.00196552 Jy ! Clean residual min=-0.003556 max=0.003899 Jy/beam ! Clean residual mean=0.000017 rms=0.001068 Jy/beam ! Combined flux in latest and established models = 0.996009 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 42 components and 0.996009 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223535Jy sigma=0.001189 ! Fit after self-cal, rms=0.223805Jy sigma=0.001189 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 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 = -6.79329e-05 Jy ! Component: 100 - total flux cleaned = -9.33481e-05 Jy ! Component: 150 - total flux cleaned = -0.000142117 Jy ! Component: 200 - total flux cleaned = -0.00016551 Jy ! Total flux subtracted in 200 components = -0.00016551 Jy ! Clean residual min=-0.003547 max=0.003880 Jy/beam ! Clean residual mean=0.000020 rms=0.001068 Jy/beam ! Combined flux in latest and established models = 0.995844 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 43 components and 0.995844 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223793Jy sigma=0.001189 ! Fit after self-cal, rms=0.223798Jy sigma=0.001189 ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 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=0.223798Jy sigma=0.001189 ! Fit after self-cal, rms=0.227125Jy sigma=0.001189 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=2.574 mas, bmaj=3.71 mas, bpa=0.7803 degrees ! Estimated noise=1132.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000969615 Jy ! Component: 100 - total flux cleaned = -0.00108093 Jy ! Component: 150 - total flux cleaned = -0.0010936 Jy ! Component: 200 - total flux cleaned = -0.0010934 Jy ! Total flux subtracted in 200 components = -0.0010934 Jy ! Clean residual min=-0.004439 max=0.003791 Jy/beam ! Clean residual mean=0.000076 rms=0.001335 Jy/beam ! Combined flux in latest and established models = 0.99475 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 44 components and 0.99475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227116Jy sigma=0.001189 ! Fit after self-cal, rms=0.227237Jy sigma=0.001189 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 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 = -8.12537e-05 Jy ! Component: 100 - total flux cleaned = -7.02574e-05 Jy ! Component: 150 - total flux cleaned = -5.14365e-05 Jy ! Component: 200 - total flux cleaned = -4.31082e-05 Jy ! Total flux subtracted in 200 components = -4.31082e-05 Jy ! Clean residual min=-0.004411 max=0.003780 Jy/beam ! Clean residual mean=0.000078 rms=0.001331 Jy/beam ! Combined flux in latest and established models = 0.994707 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 44 components and 0.994707 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227237Jy sigma=0.001189 ! Fit after self-cal, rms=0.227237Jy sigma=0.001189 ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 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 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.9199 mas, bmaj=1.837 mas, bpa=-3.96 degrees ! Estimated noise=947.464 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9199 x 1.837 at -3.96 degrees (North through East) ! Clean map min=-0.0032495 max=0.93241 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=0.227237Jy sigma=0.001189 ! Fit after self-cal, rms=0.342523Jy sigma=0.001052 ! Inverting map and beam ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.9196 mas, bmaj=1.833 mas, bpa=-3.987 degrees ! Estimated noise=946.736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000838227 Jy ! Component: 100 - total flux cleaned = -0.0009243 Jy ! Component: 150 - total flux cleaned = -0.000977292 Jy ! Component: 200 - total flux cleaned = -0.00105361 Jy ! Total flux subtracted in 200 components = -0.00105361 Jy ! Clean residual min=-0.003747 max=0.003734 Jy/beam ! Clean residual mean=0.000092 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.993654 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 44 components and 0.993654 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.342497Jy sigma=0.001052 ! Fit after self-cal, rms=0.342501Jy sigma=0.001052 ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.11948e-06 Jy ! Component: 100 - total flux cleaned = -5.27389e-05 Jy ! Component: 150 - total flux cleaned = -9.80395e-05 Jy ! Component: 200 - total flux cleaned = -0.00016032 Jy ! Total flux subtracted in 200 components = -0.00016032 Jy ! Clean residual min=-0.003755 max=0.003720 Jy/beam ! Clean residual mean=0.000096 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 0.993493 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 44 components and 0.993493 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.342482Jy sigma=0.001052 ! Fit after self-cal, rms=0.342483Jy sigma=0.001052 ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.342483Jy sigma=0.001052 ! Fit after self-cal, rms=0.434670Jy sigma=0.001052 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 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.796 mas, bmaj=1.218 mas, bpa=-0.3446 degrees ! Estimated noise=1831.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.720346 Jy ! Component: 100 - total flux cleaned = 0.879342 Jy ! Component: 150 - total flux cleaned = 0.92753 Jy ! Component: 200 - total flux cleaned = 0.953358 Jy ! Total flux subtracted in 200 components = 0.953358 Jy ! Clean residual min=-0.008294 max=0.013149 Jy/beam ! Clean residual mean=0.000301 rms=0.002541 Jy/beam ! Combined flux in latest and established models = 0.953358 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.953358 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.9199 mas, bmaj=1.832 mas, bpa=-3.973 degrees ! Estimated noise=946.522 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 = 0.0220652 Jy ! Component: 100 - total flux cleaned = 0.0321924 Jy ! Component: 150 - total flux cleaned = 0.0369517 Jy ! Component: 200 - total flux cleaned = 0.0384061 Jy ! Total flux subtracted in 200 components = 0.0384061 Jy ! Clean residual min=-0.003591 max=0.003823 Jy/beam ! Clean residual mean=0.000131 rms=0.001087 Jy/beam ! Combined flux in latest and established models = 0.991764 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 27 components and 0.991764 Jy ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 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 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=2.574 mas, bmaj=3.713 mas, bpa=0.7362 degrees ! Estimated noise=1131.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000676692 Jy ! Component: 100 - total flux cleaned = 0.000695705 Jy ! Component: 150 - total flux cleaned = 0.000714924 Jy ! Component: 200 - total flux cleaned = 0.000733026 Jy ! Total flux subtracted in 200 components = 0.000733026 Jy ! Clean residual min=-0.004369 max=0.003926 Jy/beam ! Clean residual mean=0.000217 rms=0.001324 Jy/beam ! Combined flux in latest and established models = 0.992497 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 = 1.68718e-05 Jy ! Component: 100 - total flux cleaned = 3.28861e-05 Jy ! Component: 150 - total flux cleaned = 4.84755e-05 Jy ! Component: 200 - total flux cleaned = 6.37026e-05 Jy ! Total flux subtracted in 200 components = 6.37026e-05 Jy ! Clean residual min=-0.004376 max=0.003925 Jy/beam ! Clean residual mean=0.000214 rms=0.001323 Jy/beam ! Combined flux in latest and established models = 0.992561 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 34 components and 0.992561 Jy ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! Estimated beam: bmin=0.9199 mas, bmaj=1.832 mas, bpa=-3.973 degrees ! Estimated noise=946.522 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.08923e-05 Jy ! Component: 100 - total flux cleaned = -2.28914e-05 Jy ! Component: 150 - total flux cleaned = -9.11376e-05 Jy ! Component: 200 - total flux cleaned = -9.46142e-05 Jy ! Total flux subtracted in 200 components = -9.46142e-05 Jy ! Clean residual min=-0.003558 max=0.003574 Jy/beam ! Clean residual mean=0.000113 rms=0.001068 Jy/beam ! Combined flux in latest and established models = 0.992466 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 35 components and 0.992466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.434768Jy sigma=0.001053 ! Fit after self-cal, rms=0.434911Jy sigma=0.001053 wmodel J0050-0929_X_1999_05_10_pus_map.mod ! Writing 35 model components to file: J0050-0929_X_1999_05_10_pus_map.mod wobs J0050-0929_X_1999_05_10_pus_uvs.fits ! Writing UV FITS file: J0050-0929_X_1999_05_10_pus_uvs.fits wwins J0050-0929_X_1999_05_10_pus_map.win ! wwins: Wrote 1 windows to J0050-0929_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 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000938994 Jy ! Component: 100 - total flux cleaned = 0.00191618 Jy ! Component: 150 - total flux cleaned = 0.00260782 Jy ! Component: 200 - total flux cleaned = 0.00282714 Jy ! Component: 250 - total flux cleaned = 0.00293361 Jy ! Component: 300 - total flux cleaned = 0.0030353 Jy ! Component: 350 - total flux cleaned = 0.00303359 Jy ! Component: 400 - total flux cleaned = 0.00317612 Jy ! Component: 450 - total flux cleaned = 0.00326922 Jy ! Component: 500 - total flux cleaned = 0.00336028 Jy ! Component: 550 - total flux cleaned = 0.00340565 Jy ! Component: 600 - total flux cleaned = 0.00358109 Jy ! Component: 650 - total flux cleaned = 0.00370946 Jy ! Component: 700 - total flux cleaned = 0.00383551 Jy ! Component: 750 - total flux cleaned = 0.00395901 Jy ! Component: 800 - total flux cleaned = 0.00403999 Jy ! Component: 850 - total flux cleaned = 0.00415898 Jy ! Component: 900 - total flux cleaned = 0.00423703 Jy ! Component: 950 - total flux cleaned = 0.00431432 Jy ! Component: 1000 - total flux cleaned = 0.00450364 Jy ! Total flux subtracted in 1024 components = 0.00446588 Jy ! Clean residual min=-0.001920 max=0.002654 Jy/beam ! Clean residual mean=0.000021 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.996932 Jy keep ! Adding 69 model components to the UV plane model. ! The established model now contains 104 components and 0.996932 Jy ![Exited script file: muppet] wmap "J0050-0929_X_1999_05_10_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9199 x 1.832 at -3.973 degrees (North through East) ! Clean map min=-0.0027859 max=0.93403 Jy/beam ! Writing clean map to FITS file: J0050-0929_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 0.934026 invert ! Inverting map ! Your choice of large map pixels excluded 0.141% of the data. ! The x-axis pixel size should ideally be below 0.1984 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000745531 device "J0050-0929_X_1999_05_10_pus\_map.eps/VPS" ! Attempting to open device: 'J0050-0929_X_1999_05_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.239457 0.239457 0.478915 0.957829 1.91566 3.83132 7.66263 15.3253 30.6505 61.3011 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.934 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9199 x 1.832 at -3.973 degrees (North through East) ! Clean map min=-0.0027859 max=0.93403 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0050-0929_X_1999_05_10_pus\_map.gif/vgif" ! Attempting to open device: 'J0050-0929_X_1999_05_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0050-0929_X_1999_05_10_pus_uvs.log closed on Mon Jan 14 12:29:09 2008