! Started logfile: J0538-4405_X_2003_09_17_pus_uvs.log on Sun May 13 21:06:21 2007 obs J0538-4405_X_2003_09_17_pus_uva.fits ! Reading UV FITS file: J0538-4405_X_2003_09_17_pus_uva.fits ! AN table 1: 18 integrations on 120 of 120 possible baselines. ! AN table 2: 21 integrations on 120 of 120 possible baselines. ! AN table 3: 75 integrations on 120 of 120 possible baselines. ! AN table 4: 12 integrations on 120 of 120 possible baselines. ! AN table 5: 13 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0567146 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0538-4405 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1489 lines of history. ! ! Reading 3784 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 float field_size field_size = 256 float field_cell field_cell = 0.2 float taper_size taper_size = 70. integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 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 208 telescope corrections were flagged in sub-array 1. ! A total of 336 telescope corrections were flagged in sub-array 2. ! A total of 1055 telescope corrections were flagged in sub-array 3. ! A total of 152 telescope corrections were flagged in sub-array 4. ! A total of 208 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 208 telescope corrections were flagged in sub-array 1. ! A total of 336 telescope corrections were flagged in sub-array 2. ! A total of 1055 telescope corrections were flagged in sub-array 3. ! A total of 152 telescope corrections were flagged in sub-array 4. ! A total of 208 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 208 telescope corrections were flagged in sub-array 1. ! A total of 336 telescope corrections were flagged in sub-array 2. ! A total of 1055 telescope corrections were flagged in sub-array 3. ! A total of 152 telescope corrections were flagged in sub-array 4. ! A total of 208 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 208 telescope corrections were flagged in sub-array 1. ! A total of 336 telescope corrections were flagged in sub-array 2. ! A total of 1055 telescope corrections were flagged in sub-array 3. ! A total of 152 telescope corrections were flagged in sub-array 4. ! A total of 208 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=2.289207Jy sigma=0.019592 ! Fit after self-cal, rms=2.289082Jy sigma=0.019590 ! 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 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.6031 mas, bmaj=2.153 mas, bpa=-4.638 degrees ! Estimated noise=2487.35 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 = 2.27908 Jy ! Component: 100 - total flux cleaned = 2.87263 Jy ! Total flux subtracted in 100 components = 2.87263 Jy ! Clean residual min=-0.121252 max=0.277967 Jy/beam ! Clean residual mean=0.008834 rms=0.065964 Jy/beam ! Combined flux in latest and established models = 2.87263 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 2.87263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.684736Jy sigma=0.005964 ! Fit after self-cal, rms=0.684284Jy sigma=0.005962 ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7927 mas, bmaj=2.729 mas, bpa=-8.269 degrees ! Estimated noise=1595.16 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 = 0.524047 Jy ! Component: 100 - total flux cleaned = 0.75704 Jy ! Component: 150 - total flux cleaned = 0.861231 Jy ! Component: 200 - total flux cleaned = 0.907964 Jy ! Total flux subtracted in 200 components = 0.907964 Jy ! Clean residual min=-0.017385 max=0.048768 Jy/beam ! Clean residual mean=0.001733 rms=0.010950 Jy/beam ! Combined flux in latest and established models = 3.78059 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 31 components and 3.78059 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153505Jy sigma=0.001189 ! Fit after self-cal, rms=0.152362Jy sigma=0.001182 ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 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: ! FD 1.00 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 0.99 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 1.01 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00* GC 1.00* HN 1.00* KP 0.99 ! LA 1.00 MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 0.99 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 1.01 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00* GC 1.00* HN 1.00* KP 0.99 ! LA 1.00 MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 0.99 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 1.01 ! TS 1.00* KK 1.01 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00* GC 1.00* HN 1.00* KP 0.99 ! LA 1.00 MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 1.00* ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.00* KK 0.99 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 0.99 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 1.01 ! TS 1.00* KK 1.01 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00* GC 1.00* HN 1.00* KP 0.99 ! LA 1.00 MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 1.00* ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! ! Fit before self-cal, rms=0.152362Jy sigma=0.001182 ! Fit after self-cal, rms=0.148670Jy sigma=0.001147 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7945 mas, bmaj=2.743 mas, bpa=-8.317 degrees ! Estimated noise=1588.08 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 (2.4, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0344623 Jy ! Component: 100 - total flux cleaned = 0.0325602 Jy ! Component: 150 - total flux cleaned = 0.0312968 Jy ! Component: 200 - total flux cleaned = 0.0312909 Jy ! Total flux subtracted in 200 components = 0.0312909 Jy ! Clean residual min=-0.016570 max=0.011814 Jy/beam ! Clean residual mean=-0.000146 rms=0.003652 Jy/beam ! Combined flux in latest and established models = 3.81188 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 3.81188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140861Jy sigma=0.001084 ! Fit after self-cal, rms=0.140117Jy sigma=0.001078 ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.140117Jy sigma=0.001078 ! Fit after self-cal, rms=0.139402Jy sigma=0.001074 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.794 mas, bmaj=2.741 mas, bpa=-8.302 degrees ! Estimated noise=1586.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00983842 Jy ! Component: 100 - total flux cleaned = 0.00921566 Jy ! Component: 150 - total flux cleaned = 0.0086614 Jy ! Component: 200 - total flux cleaned = 0.00793877 Jy ! Total flux subtracted in 200 components = 0.00793877 Jy ! Clean residual min=-0.013931 max=0.008847 Jy/beam ! Clean residual mean=-0.000020 rms=0.002864 Jy/beam ! Combined flux in latest and established models = 3.81982 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 3.81982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137803Jy sigma=0.001061 ! Fit after self-cal, rms=0.137614Jy sigma=0.001060 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = 0.00258856 Jy ! Component: 100 - total flux cleaned = 0.00217467 Jy ! Component: 150 - total flux cleaned = 0.00180727 Jy ! Component: 200 - total flux cleaned = 0.0013206 Jy ! Total flux subtracted in 200 components = 0.0013206 Jy ! Clean residual min=-0.013410 max=0.008330 Jy/beam ! Clean residual mean=-0.000073 rms=0.002678 Jy/beam ! Combined flux in latest and established models = 3.82114 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 57 components and 3.82114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136931Jy sigma=0.001054 ! Fit after self-cal, rms=0.136859Jy sigma=0.001054 ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.136859Jy sigma=0.001054 ! Fit after self-cal, rms=0.136619Jy sigma=0.001052 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.794 mas, bmaj=2.738 mas, bpa=-8.274 degrees ! Estimated noise=1585.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346779 Jy ! Component: 100 - total flux cleaned = 0.00328547 Jy ! Component: 150 - total flux cleaned = 0.00297247 Jy ! Component: 200 - total flux cleaned = 0.00282981 Jy ! Total flux subtracted in 200 components = 0.00282981 Jy ! Clean residual min=-0.011448 max=0.008414 Jy/beam ! Clean residual mean=-0.000014 rms=0.002378 Jy/beam ! Combined flux in latest and established models = 3.82397 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 59 components and 3.82397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136006Jy sigma=0.001048 ! Fit after self-cal, rms=0.135951Jy sigma=0.001047 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = 0.00133898 Jy ! Component: 100 - total flux cleaned = 0.000941333 Jy ! Component: 150 - total flux cleaned = 0.000592847 Jy ! Component: 200 - total flux cleaned = 0.000378611 Jy ! Total flux subtracted in 200 components = 0.000378611 Jy ! Clean residual min=-0.010964 max=0.008444 Jy/beam ! Clean residual mean=-0.000031 rms=0.002327 Jy/beam ! Combined flux in latest and established models = 3.82435 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 64 components and 3.82435 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135681Jy sigma=0.001045 ! Fit after self-cal, rms=0.135650Jy sigma=0.001045 ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.135650Jy sigma=0.001045 ! Fit after self-cal, rms=0.135604Jy sigma=0.001044 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=3.101 mas, bmaj=11.34 mas, bpa=2.74 degrees ! Estimated noise=2054.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225129 Jy ! Component: 100 - total flux cleaned = 0.0019936 Jy ! Component: 150 - total flux cleaned = 0.00175973 Jy ! Component: 200 - total flux cleaned = 0.00155418 Jy ! Total flux subtracted in 200 components = 0.00155418 Jy ! Clean residual min=-0.004004 max=0.006583 Jy/beam ! Clean residual mean=0.000010 rms=0.002219 Jy/beam ! Combined flux in latest and established models = 3.8259 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 75 components and 3.8259 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135580Jy sigma=0.001044 ! Fit after self-cal, rms=0.135509Jy sigma=0.001043 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = 0.000948633 Jy ! Component: 100 - total flux cleaned = 0.000791307 Jy ! Component: 150 - total flux cleaned = 0.000443966 Jy ! Component: 200 - total flux cleaned = 0.000142325 Jy ! Total flux subtracted in 200 components = 0.000142325 Jy ! Clean residual min=-0.004338 max=0.006764 Jy/beam ! Clean residual mean=-0.000009 rms=0.002250 Jy/beam ! Combined flux in latest and established models = 3.82605 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 77 components and 3.82605 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135579Jy sigma=0.001044 ! Fit after self-cal, rms=0.135512Jy sigma=0.001043 ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.794 mas, bmaj=2.737 mas, bpa=-8.256 degrees ! Estimated noise=1585.32 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.794 x 2.737 at -8.256 degrees (North through East) ! Clean map min=-0.012809 max=3.1758 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=0.135512Jy sigma=0.001043 ! Fit after self-cal, rms=0.135297Jy sigma=0.001042 ! Inverting map and beam ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.794 mas, bmaj=2.738 mas, bpa=-8.268 degrees ! Estimated noise=1585.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000631277 Jy ! Component: 100 - total flux cleaned = 0.000306879 Jy ! Component: 150 - total flux cleaned = 2.34721e-05 Jy ! Component: 200 - total flux cleaned = -6.56567e-05 Jy ! Total flux subtracted in 200 components = -6.56567e-05 Jy ! Clean residual min=-0.009940 max=0.008480 Jy/beam ! Clean residual mean=-0.000032 rms=0.002162 Jy/beam ! Combined flux in latest and established models = 3.82598 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 83 components and 3.82598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135056Jy sigma=0.001041 ! Fit after self-cal, rms=0.135048Jy sigma=0.001040 ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000599915 Jy ! Component: 100 - total flux cleaned = 0.000426952 Jy ! Component: 150 - total flux cleaned = 0.000269614 Jy ! Component: 200 - total flux cleaned = 0.000195574 Jy ! Total flux subtracted in 200 components = 0.000195574 Jy ! Clean residual min=-0.009563 max=0.008540 Jy/beam ! Clean residual mean=-0.000039 rms=0.002136 Jy/beam ! Combined flux in latest and established models = 3.82618 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 90 components and 3.82618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134909Jy sigma=0.001040 ! Fit after self-cal, rms=0.134903Jy sigma=0.001039 ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134903Jy sigma=0.001039 ! Fit after self-cal, rms=0.134909Jy sigma=0.001039 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 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.6041 mas, bmaj=2.158 mas, bpa=-4.649 degrees ! Estimated noise=2474.82 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.26756 Jy ! Component: 100 - total flux cleaned = 2.85589 Jy ! Component: 150 - total flux cleaned = 3.18018 Jy ! Component: 200 - total flux cleaned = 3.38595 Jy ! Total flux subtracted in 200 components = 3.38595 Jy ! Clean residual min=-0.062010 max=0.126200 Jy/beam ! Clean residual mean=0.004037 rms=0.028783 Jy/beam ! Combined flux in latest and established models = 3.38595 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 3.38595 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7941 mas, bmaj=2.738 mas, bpa=-8.261 degrees ! Estimated noise=1585.1 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 = 0.224014 Jy ! Component: 100 - total flux cleaned = 0.328528 Jy ! Component: 150 - total flux cleaned = 0.38209 Jy ! Component: 200 - total flux cleaned = 0.411363 Jy ! Total flux subtracted in 200 components = 0.411363 Jy ! Clean residual min=-0.010631 max=0.018816 Jy/beam ! Clean residual mean=0.000650 rms=0.005196 Jy/beam ! Combined flux in latest and established models = 3.79731 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 41 components and 3.79731 Jy ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=3.1 mas, bmaj=11.34 mas, bpa=2.729 degrees ! Estimated noise=2053.95 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0199667 Jy ! Component: 100 - total flux cleaned = 0.0258504 Jy ! Component: 150 - total flux cleaned = 0.0267733 Jy ! Component: 200 - total flux cleaned = 0.027367 Jy ! Total flux subtracted in 200 components = 0.027367 Jy ! Clean residual min=-0.007364 max=0.009224 Jy/beam ! Clean residual mean=0.000093 rms=0.003391 Jy/beam ! Combined flux in latest and established models = 3.82468 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 = 0.000703639 Jy ! Component: 100 - total flux cleaned = 0.0011585 Jy ! Component: 150 - total flux cleaned = 0.00156173 Jy ! Component: 200 - total flux cleaned = 0.00203708 Jy ! Total flux subtracted in 200 components = 0.00203708 Jy ! Clean residual min=-0.005475 max=0.007913 Jy/beam ! Clean residual mean=-0.000038 rms=0.002751 Jy/beam ! Combined flux in latest and established models = 3.82672 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 50 components and 3.82672 Jy ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7941 mas, bmaj=2.738 mas, bpa=-8.261 degrees ! Estimated noise=1585.1 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00228086 Jy ! Component: 100 - total flux cleaned = -0.0030107 Jy ! Component: 150 - total flux cleaned = -0.00301245 Jy ! Component: 200 - total flux cleaned = -0.00300598 Jy ! Total flux subtracted in 200 components = -0.00300598 Jy ! Clean residual min=-0.009823 max=0.009539 Jy/beam ! Clean residual mean=0.000028 rms=0.002756 Jy/beam ! Combined flux in latest and established models = 3.82371 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 61 components and 3.82371 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136823Jy sigma=0.001053 ! Fit after self-cal, rms=0.136346Jy sigma=0.001050 wmodel J0538-4405_X_2003_09_17_pus_map.mod ! Writing 61 model components to file: J0538-4405_X_2003_09_17_pus_map.mod wobs J0538-4405_X_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J0538-4405_X_2003_09_17_pus_uvs.fits wwins J0538-4405_X_2003_09_17_pus_map.win ! wwins: Wrote 2 windows to J0538-4405_X_2003_09_17_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 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00452894 Jy ! Component: 100 - total flux cleaned = -0.00468583 Jy ! Component: 150 - total flux cleaned = -0.00481956 Jy ! Component: 200 - total flux cleaned = -0.00494471 Jy ! Component: 250 - total flux cleaned = -0.00505768 Jy ! Component: 300 - total flux cleaned = -0.00495546 Jy ! Component: 350 - total flux cleaned = -0.00456071 Jy ! Component: 400 - total flux cleaned = -0.00418967 Jy ! Component: 450 - total flux cleaned = -0.00392352 Jy ! Component: 500 - total flux cleaned = -0.003925 Jy ! Component: 550 - total flux cleaned = -0.00384498 Jy ! Component: 600 - total flux cleaned = -0.00376913 Jy ! Component: 650 - total flux cleaned = -0.00361732 Jy ! Component: 700 - total flux cleaned = -0.003543 Jy ! Component: 750 - total flux cleaned = -0.00339921 Jy ! Component: 800 - total flux cleaned = -0.0032609 Jy ! Component: 850 - total flux cleaned = -0.00319503 Jy ! Component: 900 - total flux cleaned = -0.00326239 Jy ! Component: 950 - total flux cleaned = -0.00326285 Jy ! Component: 1000 - total flux cleaned = -0.00326314 Jy ! Total flux subtracted in 1024 components = -0.00320166 Jy ! Clean residual min=-0.003084 max=0.003782 Jy/beam ! Clean residual mean=0.000092 rms=0.001292 Jy/beam ! Combined flux in latest and established models = 3.82051 Jy keep ! Adding 60 model components to the UV plane model. ! The established model now contains 121 components and 3.82051 Jy wmap "J0538-4405_X_2003_09_17_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7941 x 2.738 at -8.261 degrees (North through East) ! Clean map min=-0.010686 max=3.157 Jy/beam ! Writing clean map to FITS file: J0538-4405_X_2003_09_17_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 3.15702 invert ! Inverting map ! Your choice of large map pixels excluded 1.84% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00129093 device "J0538-4405_X_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J0538-4405_X_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.122672 0.122672 0.245345 0.49069 0.981379 1.96276 3.92552 7.85103 15.7021 31.4041 62.8083 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0038 print "peak=",int(1000*peak_flux)/1000 ! peak= 3.157 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7941 x 2.738 at -8.261 degrees (North through East) ! Clean map min=-0.010686 max=3.157 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0538-4405_X_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J0538-4405_X_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0538-4405_X_2003_09_17_pus_uvs.log closed on Sun May 13 21:06:50 2007