! Started logfile: J0539-2839_X_2003_09_17_pus_uvs.log on Sun May 13 21:06:50 2007 obs J0539-2839_X_2003_09_17_pus_uva.fits ! Reading UV FITS file: J0539-2839_X_2003_09_17_pus_uva.fits ! AN table 1: 131 integrations on 120 of 120 possible baselines. ! AN table 2: 131 integrations on 120 of 120 possible baselines. ! AN table 3: 123 integrations on 120 of 120 possible baselines. ! AN table 4: 62 integrations on 120 of 120 possible baselines. ! AN table 5: 12 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0736565 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0539-2839 ! 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 16228 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 1824 telescope corrections were flagged in sub-array 1. ! A total of 1765 telescope corrections were flagged in sub-array 2. ! A total of 1563 telescope corrections were flagged in sub-array 3. ! A total of 784 telescope corrections were flagged in sub-array 4. ! A total of 192 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 1824 telescope corrections were flagged in sub-array 1. ! A total of 1765 telescope corrections were flagged in sub-array 2. ! A total of 1563 telescope corrections were flagged in sub-array 3. ! A total of 784 telescope corrections were flagged in sub-array 4. ! A total of 192 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 1824 telescope corrections were flagged in sub-array 1. ! A total of 1765 telescope corrections were flagged in sub-array 2. ! A total of 1563 telescope corrections were flagged in sub-array 3. ! A total of 784 telescope corrections were flagged in sub-array 4. ! A total of 192 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 1824 telescope corrections were flagged in sub-array 1. ! A total of 1765 telescope corrections were flagged in sub-array 2. ! A total of 1563 telescope corrections were flagged in sub-array 3. ! A total of 784 telescope corrections were flagged in sub-array 4. ! A total of 192 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.647711Jy sigma=0.005336 ! Fit after self-cal, rms=0.646643Jy sigma=0.005324 ! 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 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.5977 mas, bmaj=2.171 mas, bpa=-4.52 degrees ! Estimated noise=1224.32 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 = 0.260873 Jy ! Component: 100 - total flux cleaned = 0.339569 Jy ! Total flux subtracted in 100 components = 0.339569 Jy ! Clean residual min=-0.013361 max=0.036435 Jy/beam ! Clean residual mean=0.000686 rms=0.004819 Jy/beam ! Combined flux in latest and established models = 0.339569 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.339569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191776Jy sigma=0.001394 ! Fit after self-cal, rms=0.191497Jy sigma=0.001392 ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0428359 Jy ! Component: 100 - total flux cleaned = 0.0666436 Jy ! Total flux subtracted in 100 components = 0.0666436 Jy ! Clean residual min=-0.007950 max=0.015346 Jy/beam ! Clean residual mean=0.000313 rms=0.002516 Jy/beam ! Combined flux in latest and established models = 0.406213 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.406213 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176857Jy sigma=0.001235 ! Fit after self-cal, rms=0.176668Jy sigma=0.001234 ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Added new window around map position (0.6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172976 Jy ! Component: 100 - total flux cleaned = 0.0276552 Jy ! Total flux subtracted in 100 components = 0.0276552 Jy ! Clean residual min=-0.007362 max=0.006827 Jy/beam ! Clean residual mean=0.000158 rms=0.001870 Jy/beam ! Combined flux in latest and established models = 0.433868 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 0.433868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174188Jy sigma=0.001206 ! Fit after self-cal, rms=0.174103Jy sigma=0.001205 ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8714 mas, bmaj=3.302 mas, bpa=-2.671 degrees ! Estimated noise=734.539 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 = 0.011557 Jy ! Component: 100 - total flux cleaned = 0.0169633 Jy ! Component: 150 - total flux cleaned = 0.0197605 Jy ! Component: 200 - total flux cleaned = 0.0208021 Jy ! Total flux subtracted in 200 components = 0.0208021 Jy ! Clean residual min=-0.002898 max=0.004318 Jy/beam ! Clean residual mean=0.000487 rms=0.001165 Jy/beam ! Combined flux in latest and established models = 0.45467 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 31 components and 0.45467 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173441Jy sigma=0.001198 ! Fit after self-cal, rms=0.173388Jy sigma=0.001198 ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 1.01 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 0.99 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 1.09 ! TS 1.00* KK 1.00 WZ 1.00* WF 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 0.99 NL 1.01 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 0.99 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 1.00* ! TS 1.06 KK 0.99 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.99 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 1.01 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.01 ! ! 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 1.01 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 0.99 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 1.06 ! TS 1.00* KK 1.00 WZ 1.00* WF 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 0.99 NL 1.01 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 0.99 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 1.00* ! TS 1.07 KK 0.99 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 1.01 ! ! 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 1.01 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 0.99 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 1.10 ! TS 1.00* KK 1.00 WZ 1.00* WF 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 0.99 NL 1.01 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 0.98 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00 ! 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 1.04 KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.99 GC 1.00* HN 1.00 KP 0.99 ! LA 1.00 MK 1.00* NL 1.01 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 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 0.99 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 1.09 ! TS 1.00* KK 1.00 WZ 1.00* WF 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 0.99 NL 1.01 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 0.98 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 1.00* ! TS 1.07 KK 0.99 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.99 GC 1.00* HN 1.00 KP 0.99 ! LA 1.00 MK 1.00* NL 1.01 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* ! ! ! Fit before self-cal, rms=0.173388Jy sigma=0.001198 ! Fit after self-cal, rms=0.173258Jy sigma=0.001197 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8749 mas, bmaj=3.304 mas, bpa=-2.75 degrees ! Estimated noise=733.936 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 = 0.000562648 Jy ! Component: 100 - total flux cleaned = 0.000457106 Jy ! Component: 150 - total flux cleaned = 0.000384844 Jy ! Component: 200 - total flux cleaned = 0.000384974 Jy ! Total flux subtracted in 200 components = 0.000384974 Jy ! Clean residual min=-0.002778 max=0.004476 Jy/beam ! Clean residual mean=0.000342 rms=0.001056 Jy/beam ! Combined flux in latest and established models = 0.455055 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 38 components and 0.455055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173227Jy sigma=0.001197 ! Fit after self-cal, rms=0.173237Jy sigma=0.001197 ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 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=0.173237Jy sigma=0.001197 ! Fit after self-cal, rms=0.173185Jy sigma=0.001197 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8749 mas, bmaj=3.308 mas, bpa=-2.75 degrees ! Estimated noise=733.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.82002e-05 Jy ! Component: 100 - total flux cleaned = -0.000132872 Jy ! Component: 150 - total flux cleaned = -0.000132061 Jy ! Component: 200 - total flux cleaned = -0.000132633 Jy ! Total flux subtracted in 200 components = -0.000132633 Jy ! Clean residual min=-0.002657 max=0.004547 Jy/beam ! Clean residual mean=0.000351 rms=0.001041 Jy/beam ! Combined flux in latest and established models = 0.454922 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.454922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173167Jy sigma=0.001197 ! Fit after self-cal, rms=0.173165Jy sigma=0.001196 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 (6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0027719 Jy ! Component: 100 - total flux cleaned = 0.00318365 Jy ! Component: 150 - total flux cleaned = 0.00356928 Jy ! Component: 200 - total flux cleaned = 0.00385945 Jy ! Total flux subtracted in 200 components = 0.00385945 Jy ! Clean residual min=-0.002645 max=0.003080 Jy/beam ! Clean residual mean=0.000138 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 0.458782 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 55 components and 0.458782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173038Jy sigma=0.001195 ! Fit after self-cal, rms=0.173025Jy sigma=0.001195 ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 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=0.173025Jy sigma=0.001195 ! Fit after self-cal, rms=0.172783Jy sigma=0.001195 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8749 mas, bmaj=3.305 mas, bpa=-2.735 degrees ! Estimated noise=732.348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136901 Jy ! Component: 100 - total flux cleaned = 0.0017094 Jy ! Component: 150 - total flux cleaned = 0.00194829 Jy ! Component: 200 - total flux cleaned = 0.00202951 Jy ! Total flux subtracted in 200 components = 0.00202951 Jy ! Clean residual min=-0.002489 max=0.002749 Jy/beam ! Clean residual mean=0.000123 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.460811 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 63 components and 0.460811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172746Jy sigma=0.001195 ! Fit after self-cal, rms=0.172734Jy sigma=0.001195 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 = 0.000266923 Jy ! Component: 100 - total flux cleaned = 0.000343668 Jy ! Component: 150 - total flux cleaned = 0.000344073 Jy ! Component: 200 - total flux cleaned = 0.000344559 Jy ! Total flux subtracted in 200 components = 0.000344559 Jy ! Clean residual min=-0.002424 max=0.002674 Jy/beam ! Clean residual mean=0.000104 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 0.461156 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 71 components and 0.461156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172718Jy sigma=0.001195 ! Fit after self-cal, rms=0.172718Jy sigma=0.001195 ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 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=0.172718Jy sigma=0.001195 ! Fit after self-cal, rms=0.172671Jy sigma=0.001195 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=2.287 mas, bmaj=5.202 mas, bpa=-0.9405 degrees ! Estimated noise=924.707 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00045608 Jy ! Component: 100 - total flux cleaned = 0.000616279 Jy ! Component: 150 - total flux cleaned = 0.00057489 Jy ! Component: 200 - total flux cleaned = 0.000536909 Jy ! Total flux subtracted in 200 components = 0.000536909 Jy ! Clean residual min=-0.002165 max=0.003016 Jy/beam ! Clean residual mean=0.000288 rms=0.000863 Jy/beam ! Combined flux in latest and established models = 0.461693 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 78 components and 0.461693 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172671Jy sigma=0.001195 ! Fit after self-cal, rms=0.172667Jy sigma=0.001195 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 = 0.000110404 Jy ! Component: 100 - total flux cleaned = 0.000114737 Jy ! Component: 150 - total flux cleaned = 8.28186e-05 Jy ! Component: 200 - total flux cleaned = 8.21429e-05 Jy ! Total flux subtracted in 200 components = 8.21429e-05 Jy ! Clean residual min=-0.002236 max=0.003033 Jy/beam ! Clean residual mean=0.000277 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.461775 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 80 components and 0.461775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172673Jy sigma=0.001195 ! Fit after self-cal, rms=0.172673Jy sigma=0.001195 ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8748 mas, bmaj=3.305 mas, bpa=-2.717 degrees ! Estimated noise=732 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8748 x 3.305 at -2.717 degrees (North through East) ! Clean map min=-0.0031598 max=0.3773 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 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 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.6035 mas, bmaj=2.177 mas, bpa=-4.743 degrees ! Estimated noise=1228.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.260291 Jy ! Component: 100 - total flux cleaned = 0.342141 Jy ! Component: 150 - total flux cleaned = 0.384739 Jy ! Component: 200 - total flux cleaned = 0.409635 Jy ! Total flux subtracted in 200 components = 0.409635 Jy ! Clean residual min=-0.006644 max=0.012789 Jy/beam ! Clean residual mean=0.000300 rms=0.002295 Jy/beam ! Combined flux in latest and established models = 0.409635 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 0.409635 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8748 mas, bmaj=3.305 mas, bpa=-2.717 degrees ! Estimated noise=732 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 = 0.0232585 Jy ! Component: 100 - total flux cleaned = 0.0343081 Jy ! Component: 150 - total flux cleaned = 0.0406555 Jy ! Component: 200 - total flux cleaned = 0.0445969 Jy ! Total flux subtracted in 200 components = 0.0445969 Jy ! Clean residual min=-0.002569 max=0.003865 Jy/beam ! Clean residual mean=0.000580 rms=0.000989 Jy/beam ! Combined flux in latest and established models = 0.454232 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 33 components and 0.454232 Jy ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=2.287 mas, bmaj=5.202 mas, bpa=-0.9405 degrees ! Estimated noise=924.707 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00458775 Jy ! Component: 100 - total flux cleaned = 0.00624218 Jy ! Component: 150 - total flux cleaned = 0.00666257 Jy ! Component: 200 - total flux cleaned = 0.00688093 Jy ! Total flux subtracted in 200 components = 0.00688093 Jy ! Clean residual min=-0.002267 max=0.003236 Jy/beam ! Clean residual mean=0.000392 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.461113 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 = 0.000132358 Jy ! Component: 100 - total flux cleaned = 0.000284475 Jy ! Component: 150 - total flux cleaned = 0.000382133 Jy ! Component: 200 - total flux cleaned = 0.000412315 Jy ! Total flux subtracted in 200 components = 0.000412315 Jy ! Clean residual min=-0.002207 max=0.003042 Jy/beam ! Clean residual mean=0.000326 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.461525 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 65 components and 0.461525 Jy ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8748 mas, bmaj=3.305 mas, bpa=-2.717 degrees ! Estimated noise=732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000545686 Jy ! Component: 100 - total flux cleaned = 0.000684406 Jy ! Component: 150 - total flux cleaned = 0.000627996 Jy ! Component: 200 - total flux cleaned = 0.00057725 Jy ! Total flux subtracted in 200 components = 0.00057725 Jy ! Clean residual min=-0.002399 max=0.002501 Jy/beam ! Clean residual mean=0.000123 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.462102 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 73 components and 0.462102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172671Jy sigma=0.001195 ! Fit after self-cal, rms=0.172668Jy sigma=0.001195 wmodel J0539-2839_X_2003_09_17_pus_map.mod ! Writing 73 model components to file: J0539-2839_X_2003_09_17_pus_map.mod wobs J0539-2839_X_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J0539-2839_X_2003_09_17_pus_uvs.fits wwins J0539-2839_X_2003_09_17_pus_map.win ! wwins: Wrote 3 windows to J0539-2839_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 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000315202 Jy ! Component: 100 - total flux cleaned = 0.000562623 Jy ! Component: 150 - total flux cleaned = 0.000563245 Jy ! Component: 200 - total flux cleaned = 0.000525303 Jy ! Component: 250 - total flux cleaned = 0.000487946 Jy ! Component: 300 - total flux cleaned = 0.000451888 Jy ! Component: 350 - total flux cleaned = 0.000486936 Jy ! Component: 400 - total flux cleaned = 0.000521143 Jy ! Component: 450 - total flux cleaned = 0.000587866 Jy ! Component: 500 - total flux cleaned = 0.00062059 Jy ! Component: 550 - total flux cleaned = 0.000684445 Jy ! Component: 600 - total flux cleaned = 0.000777831 Jy ! Component: 650 - total flux cleaned = 0.00080855 Jy ! Component: 700 - total flux cleaned = 0.000898697 Jy ! Component: 750 - total flux cleaned = 0.000957452 Jy ! Component: 800 - total flux cleaned = 0.00101497 Jy ! Component: 850 - total flux cleaned = 0.00104332 Jy ! Component: 900 - total flux cleaned = 0.00107117 Jy ! Component: 950 - total flux cleaned = 0.0010712 Jy ! Component: 1000 - total flux cleaned = 0.00112526 Jy ! Total flux subtracted in 1024 components = 0.00112516 Jy ! Clean residual min=-0.001419 max=0.001769 Jy/beam ! Clean residual mean=0.000065 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.463228 Jy keep ! Adding 68 model components to the UV plane model. ! The established model now contains 141 components and 0.463228 Jy wmap "J0539-2839_X_2003_09_17_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8748 x 3.305 at -2.717 degrees (North through East) ! Clean map min=-0.0030083 max=0.37762 Jy/beam ! Writing clean map to FITS file: J0539-2839_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 0.377623 invert ! Inverting map ! Your choice of large map pixels excluded 0.993% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000581249 device "J0539-2839_X_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J0539-2839_X_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.461769 0.461769 0.923538 1.84708 3.69415 7.38831 14.7766 29.5532 59.1064 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.377 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8748 x 3.305 at -2.717 degrees (North through East) ! Clean map min=-0.0030083 max=0.37762 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0539-2839_X_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J0539-2839_X_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0539-2839_X_2003_09_17_pus_uvs.log closed on Sun May 13 21:07:59 2007