! Started logfile: J0501-0159_X_2001_04_09_pus_uvs.log on Mon Oct 1 14:34:01 2007 obs J0501-0159_X_2001_04_09_pus_uva.fits ! Reading UV FITS file: J0501-0159_X_2001_04_09_pus_uva.fits ! AN table 1: 79 integrations on 190 of 190 possible baselines. ! AN table 2: 94 integrations on 190 of 190 possible baselines. ! AN table 3: 63 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0419492 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0501-0159 ! ! 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 1926 lines of history. ! ! Reading 7524 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 J0501-0159_X_2001_04_09_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 1300 telescope corrections were flagged in sub-array 1. ! A total of 1795 telescope corrections were flagged in sub-array 2. ! A total of 971 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1300 telescope corrections were flagged in sub-array 1. ! A total of 1795 telescope corrections were flagged in sub-array 2. ! A total of 971 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1300 telescope corrections were flagged in sub-array 1. ! A total of 1793 telescope corrections were flagged in sub-array 2. ! A total of 971 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1300 telescope corrections were flagged in sub-array 1. ! A total of 1794 telescope corrections were flagged in sub-array 2. ! A total of 971 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.926194Jy sigma=0.007487 ! Fit after self-cal, rms=0.560612Jy sigma=0.003819 ! 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 1.41% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.6595 mas, bmaj=1.225 mas, bpa=-2.165 degrees ! Estimated noise=2160.25 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 = 0.429408 Jy ! Component: 100 - total flux cleaned = 0.527086 Jy ! Total flux subtracted in 100 components = 0.527086 Jy ! Clean residual min=-0.015523 max=0.032531 Jy/beam ! Clean residual mean=0.001256 rms=0.006178 Jy/beam ! Combined flux in latest and established models = 0.527086 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.527086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317490Jy sigma=0.001378 ! Fit after self-cal, rms=0.317547Jy sigma=0.001378 ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The y-axis pixel size should ideally be below 0.19 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 1.41% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.694 mas, bmaj=1.085 mas, bpa=-7.521 degrees ! Estimated noise=1106.78 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 = 0.0360947 Jy ! Component: 100 - total flux cleaned = 0.0545447 Jy ! Component: 150 - total flux cleaned = 0.0654398 Jy ! Component: 200 - total flux cleaned = 0.0720699 Jy ! Total flux subtracted in 200 components = 0.07207 Jy ! Clean residual min=-0.012868 max=0.029531 Jy/beam ! Clean residual mean=0.002660 rms=0.004662 Jy/beam ! Combined flux in latest and established models = 0.599156 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.599156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313480Jy sigma=0.001314 ! Fit after self-cal, rms=0.313463Jy sigma=0.001314 ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Added new window around map position (-4, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0277791 Jy ! Component: 100 - total flux cleaned = 0.0422383 Jy ! Component: 150 - total flux cleaned = 0.0511613 Jy ! Component: 200 - total flux cleaned = 0.0559375 Jy ! Total flux subtracted in 200 components = 0.0559375 Jy ! Clean residual min=-0.008625 max=0.015921 Jy/beam ! Clean residual mean=0.001522 rms=0.003270 Jy/beam ! Combined flux in latest and established models = 0.655093 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 40 components and 0.655093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.310769Jy sigma=0.001276 ! Fit after self-cal, rms=0.310340Jy sigma=0.001273 ! Inverting map ! Your choice of large map pixels excluded 1.41% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.04 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 0.99 MC 1.09 MK 1.00* ! NL 1.00* NY 1.10 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.17 ! LA 1.07 MA 1.00* MC 1.00* MK 0.93 ! NL 1.00* NY 1.00* OV 1.03 PT 1.01 ! SC 1.00* TS 0.87 WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.06 GC 1.03 GG 1.00* ! HH 1.00* HN 1.01 KK 1.04 KP 0.92 ! LA 0.98 MA 1.00* MC 1.00* MK 0.94 ! NL 1.05 NY 1.00* OV 1.00 PT 0.99 ! SC 1.00 TS 1.00* WF 0.94 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.97 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 0.97 MC 1.03 MK 1.00* ! NL 1.00* NY 1.14 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.14 ! LA 1.05 MA 1.00* MC 1.00* MK 1.00 ! NL 1.00* NY 1.00* OV 1.02 PT 1.00 ! SC 1.00* TS 0.91 WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.95 GC 1.07 GG 1.00* ! HH 1.00* HN 1.01 KK 1.08 KP 0.94 ! LA 0.98 MA 1.00* MC 1.00* MK 1.01 ! NL 0.98 NY 1.00* OV 0.99 PT 0.97 ! SC 1.01 TS 1.00* WF 0.95 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.92 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.04 MC 1.07 MK 1.00* ! NL 1.00* NY 1.06 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 0.96 ! LA 1.05 MA 1.00* MC 1.00* MK 0.96 ! NL 1.00* NY 1.00* OV 1.01 PT 0.97 ! SC 1.00* TS 0.92 WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.08 GC 1.18 GG 1.00* ! HH 1.00* HN 1.01 KK 1.03 KP 0.82 ! LA 1.00 MA 1.00* MC 1.00* MK 0.97 ! NL 0.99 NY 1.00* OV 0.96 PT 0.94 ! SC 1.01 TS 1.00* WF 1.01 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.06 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.00 MC 1.04 MK 1.00* ! NL 1.00* NY 1.04 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.22 ! LA 1.05 MA 1.00* MC 1.00* MK 0.96 ! NL 1.00* NY 1.00* OV 0.96 PT 1.00 ! SC 1.00* TS 0.97 WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.92 GC 1.25 GG 1.00* ! HH 1.00* HN 1.00 KK 1.06 KP 1.03 ! LA 0.96 MA 1.00* MC 1.00* MK 1.01 ! NL 1.00 NY 1.00* OV 0.95 PT 0.98 ! SC 1.01 TS 1.00* WF 1.01 WZ 1.00* ! ! ! Fit before self-cal, rms=0.310340Jy sigma=0.001273 ! Fit after self-cal, rms=0.316486Jy sigma=0.001234 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.6901 mas, bmaj=1.117 mas, bpa=-6.746 degrees ! Estimated noise=1116.12 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 (-1.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015414 Jy ! Component: 100 - total flux cleaned = 0.0213885 Jy ! Component: 150 - total flux cleaned = 0.0245215 Jy ! Component: 200 - total flux cleaned = 0.026059 Jy ! Total flux subtracted in 200 components = 0.026059 Jy ! Clean residual min=-0.004730 max=0.007941 Jy/beam ! Clean residual mean=0.001026 rms=0.001800 Jy/beam ! Combined flux in latest and established models = 0.681152 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 0.681152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315949Jy sigma=0.001220 ! Fit after self-cal, rms=0.316154Jy sigma=0.001219 ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 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=0.316154Jy sigma=0.001219 ! Fit after self-cal, rms=0.313777Jy sigma=0.001217 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.6887 mas, bmaj=1.114 mas, bpa=-6.719 degrees ! Estimated noise=1118.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00768387 Jy ! Component: 100 - total flux cleaned = 0.0105921 Jy ! Component: 150 - total flux cleaned = 0.0123776 Jy ! Component: 200 - total flux cleaned = 0.0137107 Jy ! Total flux subtracted in 200 components = 0.0137107 Jy ! Clean residual min=-0.004571 max=0.006639 Jy/beam ! Clean residual mean=0.000802 rms=0.001521 Jy/beam ! Combined flux in latest and established models = 0.694863 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.694863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313622Jy sigma=0.001213 ! Fit after self-cal, rms=0.313677Jy sigma=0.001213 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 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 = 0.00152774 Jy ! Component: 100 - total flux cleaned = 0.00235177 Jy ! Component: 150 - total flux cleaned = 0.00286078 Jy ! Component: 200 - total flux cleaned = 0.00330847 Jy ! Total flux subtracted in 200 components = 0.00330847 Jy ! Clean residual min=-0.004689 max=0.006011 Jy/beam ! Clean residual mean=0.000735 rms=0.001488 Jy/beam ! Combined flux in latest and established models = 0.698171 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 77 components and 0.698171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313639Jy sigma=0.001212 ! Fit after self-cal, rms=0.313670Jy sigma=0.001212 ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 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=0.313670Jy sigma=0.001212 ! Fit after self-cal, rms=0.312185Jy sigma=0.001211 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.6885 mas, bmaj=1.113 mas, bpa=-6.715 degrees ! Estimated noise=1119.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00362413 Jy ! Component: 100 - total flux cleaned = 0.00508755 Jy ! Component: 150 - total flux cleaned = 0.00618371 Jy ! Component: 200 - total flux cleaned = 0.00701781 Jy ! Total flux subtracted in 200 components = 0.00701781 Jy ! Clean residual min=-0.004811 max=0.005377 Jy/beam ! Clean residual mean=0.000583 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 0.705189 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 85 components and 0.705189 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.312132Jy sigma=0.001210 ! Fit after self-cal, rms=0.312145Jy sigma=0.001210 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 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 = 0.000720375 Jy ! Component: 100 - total flux cleaned = 0.00129671 Jy ! Component: 150 - total flux cleaned = 0.00165927 Jy ! Component: 200 - total flux cleaned = 0.00176581 Jy ! Total flux subtracted in 200 components = 0.00176581 Jy ! Clean residual min=-0.004804 max=0.005138 Jy/beam ! Clean residual mean=0.000547 rms=0.001360 Jy/beam ! Combined flux in latest and established models = 0.706955 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 0.706955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.312121Jy sigma=0.001210 ! Fit after self-cal, rms=0.312130Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 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=0.312130Jy sigma=0.001210 ! Fit after self-cal, rms=0.311220Jy sigma=0.001209 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=2.17 mas, bmaj=3.105 mas, bpa=-16.15 degrees ! Estimated noise=1683.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00409129 Jy ! Component: 100 - total flux cleaned = 0.00558433 Jy ! Component: 150 - total flux cleaned = 0.00593454 Jy ! Component: 200 - total flux cleaned = 0.0061292 Jy ! Total flux subtracted in 200 components = 0.0061292 Jy ! Clean residual min=-0.005160 max=0.007590 Jy/beam ! Clean residual mean=0.001271 rms=0.002215 Jy/beam ! Combined flux in latest and established models = 0.713084 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 104 components and 0.713084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.311241Jy sigma=0.001209 ! Fit after self-cal, rms=0.311216Jy sigma=0.001209 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 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 = 0.000338758 Jy ! Component: 100 - total flux cleaned = 0.000594398 Jy ! Component: 150 - total flux cleaned = 0.000632564 Jy ! Component: 200 - total flux cleaned = 0.000632606 Jy ! Total flux subtracted in 200 components = 0.000632606 Jy ! Clean residual min=-0.005542 max=0.007515 Jy/beam ! Clean residual mean=0.001237 rms=0.002312 Jy/beam ! Combined flux in latest and established models = 0.713717 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 108 components and 0.713717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.311231Jy sigma=0.001210 ! Fit after self-cal, rms=0.311210Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 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 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.6886 mas, bmaj=1.112 mas, bpa=-6.698 degrees ! Estimated noise=1119.92 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6886 x 1.112 at -6.698 degrees (North through East) ! Clean map min=-0.004232 max=0.53294 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=0.311210Jy sigma=0.001210 ! Fit after self-cal, rms=0.530960Jy sigma=0.001077 ! Inverting map and beam ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.6881 mas, bmaj=1.113 mas, bpa=-6.73 degrees ! Estimated noise=1119.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117098 Jy ! Component: 100 - total flux cleaned = 0.00124329 Jy ! Component: 150 - total flux cleaned = 0.00137056 Jy ! Component: 200 - total flux cleaned = 0.00142899 Jy ! Total flux subtracted in 200 components = 0.00142899 Jy ! Clean residual min=-0.004533 max=0.004545 Jy/beam ! Clean residual mean=0.000362 rms=0.001262 Jy/beam ! Combined flux in latest and established models = 0.715146 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 118 components and 0.715146 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.530952Jy sigma=0.001077 ! Fit after self-cal, rms=0.530911Jy sigma=0.001077 ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000357333 Jy ! Component: 100 - total flux cleaned = 0.0003575 Jy ! Component: 150 - total flux cleaned = 0.000356818 Jy ! Component: 200 - total flux cleaned = 0.000355394 Jy ! Total flux subtracted in 200 components = 0.000355394 Jy ! Clean residual min=-0.004594 max=0.004559 Jy/beam ! Clean residual mean=0.000353 rms=0.001257 Jy/beam ! Combined flux in latest and established models = 0.715501 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 123 components and 0.715501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.530899Jy sigma=0.001077 ! Fit after self-cal, rms=0.530897Jy sigma=0.001077 ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.530897Jy sigma=0.001077 ! Fit after self-cal, rms=0.530788Jy sigma=0.001077 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 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.6556 mas, bmaj=1.247 mas, bpa=-2.154 degrees ! Estimated noise=2147.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.425749 Jy ! Component: 100 - total flux cleaned = 0.520552 Jy ! Component: 150 - total flux cleaned = 0.554212 Jy ! Component: 200 - total flux cleaned = 0.577942 Jy ! Total flux subtracted in 200 components = 0.577942 Jy ! Clean residual min=-0.010550 max=0.013912 Jy/beam ! Clean residual mean=0.000818 rms=0.003627 Jy/beam ! Combined flux in latest and established models = 0.577942 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.577942 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.6883 mas, bmaj=1.111 mas, bpa=-6.708 degrees ! Estimated noise=1120.24 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 = 0.0348291 Jy ! Component: 100 - total flux cleaned = 0.0588412 Jy ! Component: 150 - total flux cleaned = 0.0768113 Jy ! Component: 200 - total flux cleaned = 0.0905911 Jy ! Total flux subtracted in 200 components = 0.0905911 Jy ! Clean residual min=-0.006067 max=0.009065 Jy/beam ! Clean residual mean=0.001292 rms=0.002457 Jy/beam ! Combined flux in latest and established models = 0.668533 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 66 components and 0.668533 Jy ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 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 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=2.169 mas, bmaj=3.1 mas, bpa=-15.98 degrees ! Estimated noise=1685.41 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0238083 Jy ! Component: 100 - total flux cleaned = 0.0354771 Jy ! Component: 150 - total flux cleaned = 0.0417752 Jy ! Component: 200 - total flux cleaned = 0.0453834 Jy ! Total flux subtracted in 200 components = 0.0453834 Jy ! Clean residual min=-0.003848 max=0.007020 Jy/beam ! Clean residual mean=0.001182 rms=0.001989 Jy/beam ! Combined flux in latest and established models = 0.713917 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 = 0.00208539 Jy ! Component: 100 - total flux cleaned = 0.00279404 Jy ! Component: 150 - total flux cleaned = 0.00297476 Jy ! Component: 200 - total flux cleaned = 0.00317684 Jy ! Total flux subtracted in 200 components = 0.00317684 Jy ! Clean residual min=-0.003812 max=0.006330 Jy/beam ! Clean residual mean=0.000992 rms=0.001942 Jy/beam ! Combined flux in latest and established models = 0.717094 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 112 components and 0.717093 Jy ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! Estimated beam: bmin=0.6883 mas, bmaj=1.111 mas, bpa=-6.708 degrees ! Estimated noise=1120.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0012036 Jy ! Component: 100 - total flux cleaned = -0.00135809 Jy ! Component: 150 - total flux cleaned = -0.00136609 Jy ! Component: 200 - total flux cleaned = -0.001467 Jy ! Total flux subtracted in 200 components = -0.001467 Jy ! Clean residual min=-0.004302 max=0.005299 Jy/beam ! Clean residual mean=0.000357 rms=0.001308 Jy/beam ! Combined flux in latest and established models = 0.715626 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 125 components and 0.715627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.530711Jy sigma=0.001077 ! Fit after self-cal, rms=0.530874Jy sigma=0.001077 wmodel J0501-0159_X_2001_04_09_pus_map.mod ! Writing 125 model components to file: J0501-0159_X_2001_04_09_pus_map.mod wobs J0501-0159_X_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J0501-0159_X_2001_04_09_pus_uvs.fits wwins J0501-0159_X_2001_04_09_pus_map.win ! wwins: Wrote 3 windows to J0501-0159_X_2001_04_09_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 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134675 Jy ! Component: 100 - total flux cleaned = 0.00241159 Jy ! Component: 150 - total flux cleaned = 0.00347558 Jy ! Component: 200 - total flux cleaned = 0.00426147 Jy ! Component: 250 - total flux cleaned = 0.00508054 Jy ! Component: 300 - total flux cleaned = 0.00593764 Jy ! Component: 350 - total flux cleaned = 0.00651208 Jy ! Component: 400 - total flux cleaned = 0.00713205 Jy ! Component: 450 - total flux cleaned = 0.00773298 Jy ! Component: 500 - total flux cleaned = 0.00831702 Jy ! Component: 550 - total flux cleaned = 0.00888625 Jy ! Component: 600 - total flux cleaned = 0.0094429 Jy ! Component: 650 - total flux cleaned = 0.0099869 Jy ! Component: 700 - total flux cleaned = 0.0104134 Jy ! Component: 750 - total flux cleaned = 0.0109348 Jy ! Component: 800 - total flux cleaned = 0.0113434 Jy ! Component: 850 - total flux cleaned = 0.0116953 Jy ! Component: 900 - total flux cleaned = 0.0120897 Jy ! Component: 950 - total flux cleaned = 0.0124764 Jy ! Component: 1000 - total flux cleaned = 0.0127139 Jy ! Total flux subtracted in 1024 components = 0.0129482 Jy ! Clean residual min=-0.002574 max=0.002858 Jy/beam ! Clean residual mean=0.000179 rms=0.000861 Jy/beam ! Combined flux in latest and established models = 0.728575 Jy keep ! Adding 64 model components to the UV plane model. ! The established model now contains 189 components and 0.728575 Jy ![Exited script file: muppet] wmap "J0501-0159_X_2001_04_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6883 x 1.111 at -6.708 degrees (North through East) ! Clean map min=-0.0035509 max=0.53848 Jy/beam ! Writing clean map to FITS file: J0501-0159_X_2001_04_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.538484 invert ! Inverting map ! Your choice of large map pixels excluded 0.839% of the data. ! The y-axis pixel size should ideally be below 0.19 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000849193 device "J0501-0159_X_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0501-0159_X_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.473103 0.473103 0.946205 1.89241 3.78482 7.56964 15.1393 30.2786 60.5571 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.538 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6883 x 1.111 at -6.708 degrees (North through East) ! Clean map min=-0.0035509 max=0.53848 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0501-0159_X_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0501-0159_X_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0501-0159_X_2001_04_09_pus_uvs.log closed on Mon Oct 1 14:34:07 2007