! Started logfile: J0050-0929_X_2001_07_05_pus_uvs.log on Thu Jul 5 14:45:20 2007 obs J0050-0929_X_2001_07_05_pus_uva.fits ! Reading UV FITS file: J0050-0929_X_2001_07_05_pus_uva.fits ! AN table 1: 49 integrations on 171 of 171 possible baselines. ! AN table 2: 191 integrations on 171 of 171 possible baselines. ! AN table 3: 77 integrations on 171 of 171 possible baselines. ! AN table 4: 75 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0968791 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0050-0929 ! 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 2374 lines of history. ! ! Reading 25976 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 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 813 telescope corrections were flagged in sub-array 1. ! A total of 2589 telescope corrections were flagged in sub-array 2. ! A total of 1161 telescope corrections were flagged in sub-array 3. ! A total of 1215 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 813 telescope corrections were flagged in sub-array 1. ! A total of 2589 telescope corrections were flagged in sub-array 2. ! A total of 1148 telescope corrections were flagged in sub-array 3. ! A total of 1215 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 813 telescope corrections were flagged in sub-array 1. ! A total of 2590 telescope corrections were flagged in sub-array 2. ! A total of 1146 telescope corrections were flagged in sub-array 3. ! A total of 1215 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 813 telescope corrections were flagged in sub-array 1. ! A total of 2589 telescope corrections were flagged in sub-array 2. ! A total of 1146 telescope corrections were flagged in sub-array 3. ! A total of 1215 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.632887Jy sigma=0.005008 ! Fit after self-cal, rms=0.254792Jy sigma=0.001781 ! 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 0.611% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.5444 mas, bmaj=1.299 mas, bpa=-2.676 degrees ! Estimated noise=1180.85 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 = 0.647013 Jy ! Component: 100 - total flux cleaned = 0.791879 Jy ! Total flux subtracted in 100 components = 0.791879 Jy ! Clean residual min=-0.014093 max=0.049360 Jy/beam ! Clean residual mean=0.000425 rms=0.004862 Jy/beam ! Combined flux in latest and established models = 0.791879 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.791879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213760Jy sigma=0.001549 ! Fit after self-cal, rms=0.213766Jy sigma=0.001549 ! Inverting map ! Your choice of large map pixels excluded 0.611% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.04855 Jy ! Component: 100 - total flux cleaned = 0.0690751 Jy ! Total flux subtracted in 100 components = 0.0690751 Jy ! Clean residual min=-0.012922 max=0.013333 Jy/beam ! Clean residual mean=0.000173 rms=0.003400 Jy/beam ! Combined flux in latest and established models = 0.860954 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.860954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201986Jy sigma=0.001362 ! Fit after self-cal, rms=0.201988Jy sigma=0.001362 ! Inverting map ! Your choice of large map pixels excluded 0.611% of the data. ! The x-axis pixel size should ideally be below 0.1654 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 0.611% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.744 mas, bmaj=1.855 mas, bpa=-2.049 degrees ! Estimated noise=525.085 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 = 0.020853 Jy ! Component: 100 - total flux cleaned = 0.0286737 Jy ! Component: 150 - total flux cleaned = 0.0321256 Jy ! Component: 200 - total flux cleaned = 0.033777 Jy ! Total flux subtracted in 200 components = 0.033777 Jy ! Clean residual min=-0.008334 max=0.017133 Jy/beam ! Clean residual mean=0.000476 rms=0.003604 Jy/beam ! Combined flux in latest and established models = 0.894731 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.894731 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201580Jy sigma=0.001328 ! Fit after self-cal, rms=0.201560Jy sigma=0.001328 ! Inverting map ! Your choice of large map pixels excluded 0.611% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 78 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 1.03 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 0.97 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.11 ! TS 1.00* WF 1.00* WZ 0.83 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 GC 1.00 GG 1.00* ! HH 1.00* HN 0.97 KK 0.96 KP 1.14 ! LA 0.97 MC 1.00* MK 0.99 NL 0.97 ! NY 1.00* OV 1.00 PT 1.01 SC 0.99 ! TS 0.98 WF 0.99 WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.04 GC 1.00* GG 1.00* ! HH 1.00* HN 0.98 KK 1.00* KP 1.00* ! LA 1.08 MC 1.05 MK 1.00* NL 1.02 ! NY 1.00* OV 1.00* PT 1.07 SC 1.01 ! TS 1.00* WF 1.02 WZ 0.96 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 1.00 GC 1.05 GG 1.00* ! HH 1.00* HN 1.04 KK 0.92 KP 0.97 ! LA 0.98 MC 1.00* MK 0.99 NL 1.01 ! NY 1.00* OV 0.99 PT 0.99 SC 1.03 ! TS 1.00* WF 1.10 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 78 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* MC 0.96 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.10 ! TS 1.00* WF 1.00* WZ 0.82 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 GC 0.94 GG 1.00* ! HH 1.00* HN 0.96 KK 0.94 KP 1.18 ! LA 0.96 MC 1.00* MK 0.99 NL 0.94 ! NY 1.00* OV 0.99 PT 0.97 SC 0.95 ! TS 0.97 WF 0.99 WZ 1.00* ! ! A total of 78 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 GC 1.00* GG 1.00* ! HH 1.24 HN 1.00 KK 1.00* KP 1.00* ! LA 1.06 MC 1.02 MK 1.00* NL 0.98 ! NY 1.00* OV 1.00* PT 1.04 SC 0.96 ! TS 1.00* WF 1.02 WZ 0.95 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.98 GC 1.04 GG 1.00* ! HH 1.00* HN 1.06 KK 0.91 KP 0.98 ! LA 0.97 MC 1.00* MK 0.98 NL 0.98 ! NY 1.00* OV 0.99 PT 0.96 SC 0.97 ! TS 1.00* WF 1.10 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 78 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 1.13 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 0.97 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.10 ! TS 1.00* WF 1.00* WZ 0.86 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.97 GC 1.07 GG 1.00* ! HH 1.00* HN 0.98 KK 0.92 KP 1.24 ! LA 0.98 MC 1.00* MK 1.01 NL 0.98 ! NY 1.00* OV 1.03 PT 1.00 SC 0.96 ! TS 0.94 WF 0.96 WZ 1.00* ! ! A total of 78 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.03 GC 1.00* GG 1.00* ! HH 1.05 HN 0.99 KK 1.00* KP 1.00* ! LA 1.13 MC 1.02 MK 1.00* NL 1.01 ! NY 1.00* OV 1.00* PT 1.04 SC 1.00 ! TS 1.00* WF 1.00 WZ 0.96 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 0.96 GC 1.05 GG 1.00* ! HH 1.00* HN 1.05 KK 0.89 KP 1.02 ! LA 0.98 MC 1.00* MK 1.02 NL 1.01 ! NY 1.00* OV 1.02 PT 0.97 SC 1.01 ! TS 1.00* WF 1.09 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 78 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 1.25 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MC 0.93 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.13 ! TS 1.00* WF 1.00* WZ 0.98 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.95 GC 1.04 GG 1.00* ! HH 1.00* HN 1.00 KK 0.98 KP 1.21 ! LA 0.96 MC 1.00* MK 1.05 NL 0.99 ! NY 1.00* OV 1.02 PT 1.00 SC 1.03 ! TS 0.94 WF 0.98 WZ 1.00* ! ! A total of 78 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.03 GC 1.00* GG 1.00* ! HH 1.18 HN 1.01 KK 1.00* KP 1.00* ! LA 1.08 MC 1.04 MK 1.00* NL 1.03 ! NY 1.00* OV 1.00* PT 1.07 SC 1.02 ! TS 1.00* WF 1.05 WZ 0.93 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.97 GC 1.09 GG 1.00* ! HH 1.00* HN 1.09 KK 0.92 KP 0.98 ! LA 0.96 MC 1.00* MK 1.05 NL 1.02 ! NY 1.00* OV 0.99 PT 0.98 SC 1.07 ! TS 1.00* WF 1.04 WZ 1.00* ! ! ! Fit before self-cal, rms=0.201560Jy sigma=0.001328 ! Fit after self-cal, rms=0.194374Jy sigma=0.001237 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.7565 mas, bmaj=2.003 mas, bpa=-1.954 degrees ! Estimated noise=530.63 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 = -2.55373e-05 Jy ! Component: 100 - total flux cleaned = 5.97243e-05 Jy ! Component: 150 - total flux cleaned = 0.000166396 Jy ! Component: 200 - total flux cleaned = 0.000223554 Jy ! Total flux subtracted in 200 components = 0.000223554 Jy ! Clean residual min=-0.003537 max=0.003851 Jy/beam ! Clean residual mean=0.000397 rms=0.000886 Jy/beam ! Combined flux in latest and established models = 0.894955 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 27 components and 0.894955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194338Jy sigma=0.001237 ! Fit after self-cal, rms=0.194491Jy sigma=0.001237 ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 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=0.194491Jy sigma=0.001237 ! Fit after self-cal, rms=0.196127Jy sigma=0.001227 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.757 mas, bmaj=2.003 mas, bpa=-1.981 degrees ! Estimated noise=530.735 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.02711e-06 Jy ! Component: 100 - total flux cleaned = -7.33198e-05 Jy ! Component: 150 - total flux cleaned = -7.32452e-05 Jy ! Component: 200 - total flux cleaned = -8.88798e-05 Jy ! Total flux subtracted in 200 components = -8.88798e-05 Jy ! Clean residual min=-0.001827 max=0.002859 Jy/beam ! Clean residual mean=0.000407 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 0.894866 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 28 components and 0.894866 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196118Jy sigma=0.001227 ! Fit after self-cal, rms=0.196216Jy sigma=0.001227 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 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 = 1.56793e-05 Jy ! Component: 100 - total flux cleaned = 1.71483e-05 Jy ! Component: 150 - total flux cleaned = 1.77587e-05 Jy ! Component: 200 - total flux cleaned = 1.80612e-05 Jy ! Total flux subtracted in 200 components = 1.80612e-05 Jy ! Clean residual min=-0.001822 max=0.002863 Jy/beam ! Clean residual mean=0.000407 rms=0.000689 Jy/beam ! Combined flux in latest and established models = 0.894884 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 28 components and 0.894884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196210Jy sigma=0.001227 ! Fit after self-cal, rms=0.196209Jy sigma=0.001227 ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 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=0.196209Jy sigma=0.001227 ! Fit after self-cal, rms=0.196186Jy sigma=0.001227 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.7569 mas, bmaj=2.004 mas, bpa=-1.989 degrees ! Estimated noise=530.651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000119175 Jy ! Component: 100 - total flux cleaned = -0.00016956 Jy ! Component: 150 - total flux cleaned = -0.000197764 Jy ! Component: 200 - total flux cleaned = -0.000222936 Jy ! Total flux subtracted in 200 components = -0.000222936 Jy ! Clean residual min=-0.001816 max=0.002865 Jy/beam ! Clean residual mean=0.000405 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.894661 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 29 components and 0.894661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196179Jy sigma=0.001227 ! Fit after self-cal, rms=0.196182Jy sigma=0.001227 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 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 = 7.02994e-06 Jy ! Component: 100 - total flux cleaned = 8.10162e-06 Jy ! Component: 150 - total flux cleaned = 8.22245e-06 Jy ! Component: 200 - total flux cleaned = 8.26309e-06 Jy ! Total flux subtracted in 200 components = 8.26309e-06 Jy ! Clean residual min=-0.001812 max=0.002870 Jy/beam ! Clean residual mean=0.000404 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.894669 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 29 components and 0.894669 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196178Jy sigma=0.001227 ! Fit after self-cal, rms=0.196178Jy sigma=0.001227 ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 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=0.196178Jy sigma=0.001227 ! Fit after self-cal, rms=0.196136Jy sigma=0.001227 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=2.003 mas, bmaj=3.637 mas, bpa=2.601 degrees ! Estimated noise=698.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109157 Jy ! Component: 100 - total flux cleaned = 0.00116907 Jy ! Component: 150 - total flux cleaned = 0.00118367 Jy ! Component: 200 - total flux cleaned = 0.0011963 Jy ! Total flux subtracted in 200 components = 0.0011963 Jy ! Clean residual min=-0.001770 max=0.003931 Jy/beam ! Clean residual mean=0.000932 rms=0.000987 Jy/beam ! Combined flux in latest and established models = 0.895866 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 33 components and 0.895866 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196143Jy sigma=0.001227 ! Fit after self-cal, rms=0.196139Jy sigma=0.001227 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 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 = 5.00026e-05 Jy ! Component: 100 - total flux cleaned = 6.70826e-05 Jy ! Component: 150 - total flux cleaned = 8.08839e-05 Jy ! Component: 200 - total flux cleaned = 8.1766e-05 Jy ! Total flux subtracted in 200 components = 8.1766e-05 Jy ! Clean residual min=-0.001759 max=0.003941 Jy/beam ! Clean residual mean=0.000928 rms=0.000986 Jy/beam ! Combined flux in latest and established models = 0.895947 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 33 components and 0.895947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196143Jy sigma=0.001227 ! Fit after self-cal, rms=0.196141Jy sigma=0.001227 ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 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 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.7569 mas, bmaj=2.004 mas, bpa=-1.995 degrees ! Estimated noise=530.584 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7569 x 2.004 at -1.995 degrees (North through East) ! Clean map min=-0.0015823 max=0.85851 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=0.196141Jy sigma=0.001227 ! Fit after self-cal, rms=0.197844Jy sigma=0.001135 ! Inverting map and beam ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.7564 mas, bmaj=2.004 mas, bpa=-2.021 degrees ! Estimated noise=530.878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.10435e-05 Jy ! Component: 100 - total flux cleaned = -5.33072e-05 Jy ! Component: 150 - total flux cleaned = -8.00362e-05 Jy ! Component: 200 - total flux cleaned = -0.0001025 Jy ! Total flux subtracted in 200 components = -0.0001025 Jy ! Clean residual min=-0.001865 max=0.003016 Jy/beam ! Clean residual mean=0.000371 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.895845 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 34 components and 0.895845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197837Jy sigma=0.001135 ! Fit after self-cal, rms=0.197839Jy sigma=0.001135 ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Added new window around map position (2.6, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263895 Jy ! Component: 100 - total flux cleaned = 0.00312658 Jy ! Component: 150 - total flux cleaned = 0.00322217 Jy ! Component: 200 - total flux cleaned = 0.00338628 Jy ! Total flux subtracted in 200 components = 0.00338628 Jy ! Clean residual min=-0.001903 max=0.002303 Jy/beam ! Clean residual mean=0.000307 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.899231 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.899231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197793Jy sigma=0.001135 ! Fit after self-cal, rms=0.197784Jy sigma=0.001135 ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197784Jy sigma=0.001135 ! Fit after self-cal, rms=0.197768Jy sigma=0.001135 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 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.5441 mas, bmaj=1.44 mas, bpa=-3.59 degrees ! Estimated noise=1315.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.658751 Jy ! Component: 100 - total flux cleaned = 0.80275 Jy ! Component: 150 - total flux cleaned = 0.843791 Jy ! Component: 200 - total flux cleaned = 0.863807 Jy ! Total flux subtracted in 200 components = 0.863807 Jy ! Clean residual min=-0.006250 max=0.010401 Jy/beam ! Clean residual mean=0.000173 rms=0.001805 Jy/beam ! Combined flux in latest and established models = 0.863807 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 0.863807 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.7564 mas, bmaj=2.004 mas, bpa=-2.027 degrees ! Estimated noise=530.707 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 = 0.0165455 Jy ! Component: 100 - total flux cleaned = 0.024182 Jy ! Component: 150 - total flux cleaned = 0.0281706 Jy ! Component: 200 - total flux cleaned = 0.0307929 Jy ! Total flux subtracted in 200 components = 0.0307929 Jy ! Clean residual min=-0.002163 max=0.002849 Jy/beam ! Clean residual mean=0.000407 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 0.8946 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 31 components and 0.8946 Jy ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 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 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=2.003 mas, bmaj=3.64 mas, bpa=2.574 degrees ! Estimated noise=699.179 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00349715 Jy ! Component: 100 - total flux cleaned = 0.00451871 Jy ! Component: 150 - total flux cleaned = 0.00525823 Jy ! Component: 200 - total flux cleaned = 0.0058064 Jy ! Total flux subtracted in 200 components = 0.00580639 Jy ! Clean residual min=-0.001696 max=0.003699 Jy/beam ! Clean residual mean=0.000739 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 0.900406 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) ! Added new window around map position (-0.2, 12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00316834 Jy ! Component: 100 - total flux cleaned = 0.00487988 Jy ! Component: 150 - total flux cleaned = 0.00626021 Jy ! Component: 200 - total flux cleaned = 0.00729708 Jy ! Total flux subtracted in 200 components = 0.00729708 Jy ! Clean residual min=-0.001500 max=0.002441 Jy/beam ! Clean residual mean=0.000446 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.907704 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 72 components and 0.907704 Jy ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! Estimated beam: bmin=0.7564 mas, bmaj=2.004 mas, bpa=-2.027 degrees ! Estimated noise=530.707 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000356398 Jy ! Component: 100 - total flux cleaned = -0.000419764 Jy ! Component: 150 - total flux cleaned = -0.000474034 Jy ! Component: 200 - total flux cleaned = -0.000376676 Jy ! Total flux subtracted in 200 components = -0.000376676 Jy ! Clean residual min=-0.002030 max=0.001891 Jy/beam ! Clean residual mean=0.000184 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.907327 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 92 components and 0.907327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197849Jy sigma=0.001135 ! Fit after self-cal, rms=0.197855Jy sigma=0.001135 wmodel J0050-0929_X_2001_07_05_pus_map.mod ! Writing 92 model components to file: J0050-0929_X_2001_07_05_pus_map.mod wobs J0050-0929_X_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J0050-0929_X_2001_07_05_pus_uvs.fits wwins J0050-0929_X_2001_07_05_pus_map.win ! wwins: Wrote 3 windows to J0050-0929_X_2001_07_05_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 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000341432 Jy ! Component: 100 - total flux cleaned = 0.0010043 Jy ! Component: 150 - total flux cleaned = 0.00166244 Jy ! Component: 200 - total flux cleaned = 0.0022315 Jy ! Component: 250 - total flux cleaned = 0.00272186 Jy ! Component: 300 - total flux cleaned = 0.00314156 Jy ! Component: 350 - total flux cleaned = 0.00352224 Jy ! Component: 400 - total flux cleaned = 0.00384082 Jy ! Component: 450 - total flux cleaned = 0.00417826 Jy ! Component: 500 - total flux cleaned = 0.00448299 Jy ! Component: 550 - total flux cleaned = 0.00475654 Jy ! Component: 600 - total flux cleaned = 0.00500045 Jy ! Component: 650 - total flux cleaned = 0.00519209 Jy ! Component: 700 - total flux cleaned = 0.00540435 Jy ! Component: 750 - total flux cleaned = 0.0055902 Jy ! Component: 800 - total flux cleaned = 0.00584102 Jy ! Component: 850 - total flux cleaned = 0.00597581 Jy ! Component: 900 - total flux cleaned = 0.00617486 Jy ! Component: 950 - total flux cleaned = 0.00630558 Jy ! Component: 1000 - total flux cleaned = 0.00643471 Jy ! Total flux subtracted in 1024 components = 0.00647733 Jy ! Clean residual min=-0.001359 max=0.001225 Jy/beam ! Clean residual mean=0.000075 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.913804 Jy keep ! Adding 66 model components to the UV plane model. ! The established model now contains 158 components and 0.913804 Jy wmap "J0050-0929_X_2001_07_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7564 x 2.004 at -2.027 degrees (North through East) ! Clean map min=-0.0016802 max=0.85984 Jy/beam ! Writing clean map to FITS file: J0050-0929_X_2001_07_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.859836 invert ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1654 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000427944 device "J0050-0929_X_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0050-0929_X_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.149311 0.149311 0.298623 0.597245 1.19449 2.38898 4.77796 9.55593 19.1119 38.2237 76.4474 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.859 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7564 x 2.004 at -2.027 degrees (North through East) ! Clean map min=-0.0016802 max=0.85984 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0050-0929_X_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0050-0929_X_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0050-0929_X_2001_07_05_pus_uvs.log closed on Thu Jul 5 14:46:55 2007