! Started logfile: J0457-2324_S_2001_10_29_pus_uvs.log on Thu Feb 28 11:16:52 2008 obs J0457-2324_S_2001_10_29_pus_uva.fits ! Reading UV FITS file: J0457-2324_S_2001_10_29_pus_uva.fits ! AN table 1: 48 integrations on 153 of 153 possible baselines. ! AN table 2: 111 integrations on 153 of 153 possible baselines. ! AN table 3: 49 integrations on 153 of 153 possible baselines. ! AN table 4: 10 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0599928 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0457-2324 ! ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2608 lines of history. ! ! Reading 8004 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 = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0457-2324_S_2001_10_29_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 = 512x512 pixels with 0.500x0.500 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 793 telescope corrections were flagged in sub-array 1. ! A total of 1813 telescope corrections were flagged in sub-array 2. ! A total of 535 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 800 telescope corrections were flagged in sub-array 1. ! A total of 1813 telescope corrections were flagged in sub-array 2. ! A total of 535 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 740 telescope corrections were flagged in sub-array 1. ! A total of 1677 telescope corrections were flagged in sub-array 2. ! A total of 535 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 834 telescope corrections were flagged in sub-array 1. ! A total of 1826 telescope corrections were flagged in sub-array 2. ! A total of 535 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.968291Jy sigma=0.007299 ! Fit after self-cal, rms=0.494036Jy sigma=0.003784 ! 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 ! Estimated beam: bmin=2.371 mas, bmaj=4.664 mas, bpa=9.598 degrees ! Estimated noise=2386.44 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.06708 Jy ! Component: 100 - total flux cleaned = 1.31494 Jy ! Total flux subtracted in 100 components = 1.31494 Jy ! Clean residual min=-0.033301 max=0.083396 Jy/beam ! Clean residual mean=0.000985 rms=0.011875 Jy/beam ! Combined flux in latest and established models = 1.31494 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.31494 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258584Jy sigma=0.001849 ! Fit after self-cal, rms=0.258575Jy sigma=0.001849 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0875276 Jy ! Component: 100 - total flux cleaned = 0.133494 Jy ! Total flux subtracted in 100 components = 0.133494 Jy ! Clean residual min=-0.022406 max=0.029781 Jy/beam ! Clean residual mean=0.000665 rms=0.007297 Jy/beam ! Combined flux in latest and established models = 1.44844 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 26 components and 1.44844 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211173Jy sigma=0.001425 ! Fit after self-cal, rms=0.211130Jy sigma=0.001424 ! Inverting map 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 ! Estimated beam: bmin=3.038 mas, bmaj=7.829 mas, bpa=-6.37 degrees ! Estimated noise=1140.58 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 = 0.0493467 Jy ! Component: 100 - total flux cleaned = 0.0712244 Jy ! Component: 150 - total flux cleaned = 0.0819982 Jy ! Component: 200 - total flux cleaned = 0.0874309 Jy ! Total flux subtracted in 200 components = 0.0874309 Jy ! Clean residual min=-0.014213 max=0.020287 Jy/beam ! Clean residual mean=0.001615 rms=0.005188 Jy/beam ! Combined flux in latest and established models = 1.53587 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 46 components and 1.53587 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201793Jy sigma=0.001326 ! Fit after self-cal, rms=0.201750Jy sigma=0.001326 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.96 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.33 MC 1.00 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.15 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00* GG 1.00* HH 1.05 ! HN 0.97 KK 1.00* KP 0.87 LA 1.03 ! MA 1.00* MC 1.07 MK 1.00* NL 1.03 ! OV 1.06 PT 1.04 SC 1.02 TS 1.00* ! WF 0.95 WZ 1.17 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.03 KP 0.98 LA 0.98 ! MA 1.00* MC 1.00* MK 1.02 NL 1.01 ! OV 0.98 PT 0.98 SC 1.02 TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 1.16 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.61 MC 0.91 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.15 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.00* GG 1.00* HH 0.98 ! HN 1.00 KK 1.00* KP 0.97 LA 1.00 ! MA 1.00* MC 0.96 MK 1.00* NL 1.03 ! OV 1.10 PT 1.00 SC 1.01 TS 1.00* ! WF 1.04 WZ 1.10 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.02 KP 0.99 LA 0.95 ! MA 1.00* MC 1.00* MK 1.03 NL 1.01 ! OV 1.01 PT 0.97 SC 1.00 TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.90 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 0.99 MC 0.99 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.18 ! ! A total of 135 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 1.00* GG 1.00* HH 0.99 ! HN 0.98 KK 1.00* KP 1.02 LA 0.99 ! MA 1.13 MC 1.01 MK 1.00* NL 1.01 ! OV 1.07 PT 1.07 SC 1.01 TS 1.00* ! WF 0.98 WZ 1.08 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 1.01 LA 0.95 ! MA 1.00* MC 1.00* MK 0.97 NL 0.99 ! OV 1.04 PT 0.98 SC 1.07 TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.00* GG 1.00* HH 1.04 ! HN 0.99 KK 1.00* KP 0.98 LA 1.02 ! MA 1.00* MC 1.00* MK 1.00* NL 1.03 ! OV 1.02 PT 1.03 SC 1.00 TS 1.00* ! WF 0.99 WZ 1.11 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 0.99 LA 0.95 ! MA 1.00* MC 1.00* MK 1.00 NL 1.03 ! OV 0.97 PT 0.98 SC 0.99 TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.201750Jy sigma=0.001326 ! Fit after self-cal, rms=0.187780Jy sigma=0.001210 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.127 mas, bmaj=8.34 mas, bpa=-7.369 degrees ! Estimated noise=1163.3 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 = 0.00343892 Jy ! Component: 100 - total flux cleaned = 0.0033764 Jy ! Component: 150 - total flux cleaned = 0.00315054 Jy ! Component: 200 - total flux cleaned = 0.0031009 Jy ! Total flux subtracted in 200 components = 0.0031009 Jy ! Clean residual min=-0.006044 max=0.006378 Jy/beam ! Clean residual mean=0.000225 rms=0.001852 Jy/beam ! Combined flux in latest and established models = 1.53897 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 49 components and 1.53897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187676Jy sigma=0.001209 ! Fit after self-cal, rms=0.187709Jy sigma=0.001209 ! Inverting map 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=0.187709Jy sigma=0.001209 ! Fit after self-cal, rms=0.186755Jy sigma=0.001202 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.133 mas, bmaj=8.348 mas, bpa=-7.464 degrees ! Estimated noise=1163.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000103977 Jy ! Component: 100 - total flux cleaned = 2.73671e-05 Jy ! Component: 150 - total flux cleaned = -9.88515e-05 Jy ! Component: 200 - total flux cleaned = -9.91889e-05 Jy ! Total flux subtracted in 200 components = -9.91889e-05 Jy ! Clean residual min=-0.005386 max=0.006032 Jy/beam ! Clean residual mean=0.000073 rms=0.001613 Jy/beam ! Combined flux in latest and established models = 1.53887 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 55 components and 1.53887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186685Jy sigma=0.001202 ! Fit after self-cal, rms=0.186667Jy sigma=0.001201 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -9.887e-05 Jy ! Component: 100 - total flux cleaned = 1.99897e-05 Jy ! Component: 150 - total flux cleaned = 2.02297e-05 Jy ! Component: 200 - total flux cleaned = 1.9393e-05 Jy ! Total flux subtracted in 200 components = 1.9393e-05 Jy ! Clean residual min=-0.005381 max=0.005782 Jy/beam ! Clean residual mean=0.000073 rms=0.001585 Jy/beam ! Combined flux in latest and established models = 1.53889 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 56 components and 1.53889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186615Jy sigma=0.001201 ! Fit after self-cal, rms=0.186587Jy sigma=0.001201 ! Inverting map 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=0.186587Jy sigma=0.001201 ! Fit after self-cal, rms=0.186513Jy sigma=0.001201 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.133 mas, bmaj=8.342 mas, bpa=-7.461 degrees ! Estimated noise=1163.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.51113e-05 Jy ! Component: 100 - total flux cleaned = -2.87071e-05 Jy ! Component: 150 - total flux cleaned = -3.02928e-05 Jy ! Component: 200 - total flux cleaned = -3.29703e-05 Jy ! Total flux subtracted in 200 components = -3.29703e-05 Jy ! Clean residual min=-0.005439 max=0.005628 Jy/beam ! Clean residual mean=0.000077 rms=0.001568 Jy/beam ! Combined flux in latest and established models = 1.53886 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 57 components and 1.53886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186468Jy sigma=0.001201 ! Fit after self-cal, rms=0.186446Jy sigma=0.001201 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -9.56612e-05 Jy ! Component: 100 - total flux cleaned = -8.85156e-06 Jy ! Component: 150 - total flux cleaned = -6.11996e-06 Jy ! Component: 200 - total flux cleaned = -6.61476e-06 Jy ! Total flux subtracted in 200 components = -6.61476e-06 Jy ! Clean residual min=-0.005436 max=0.005435 Jy/beam ! Clean residual mean=0.000077 rms=0.001551 Jy/beam ! Combined flux in latest and established models = 1.53885 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 57 components and 1.53885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186412Jy sigma=0.001201 ! Fit after self-cal, rms=0.186396Jy sigma=0.001201 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.186396Jy sigma=0.001201 ! Fit after self-cal, rms=0.186346Jy sigma=0.001200 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.066 mas, bmaj=16.72 mas, bpa=1.085 degrees ! Estimated noise=1502.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174847 Jy ! Component: 100 - total flux cleaned = 0.00175175 Jy ! Component: 150 - total flux cleaned = 0.00175565 Jy ! Component: 200 - total flux cleaned = 0.00175906 Jy ! Total flux subtracted in 200 components = 0.00175906 Jy ! Clean residual min=-0.004802 max=0.005599 Jy/beam ! Clean residual mean=0.000107 rms=0.001721 Jy/beam ! Combined flux in latest and established models = 1.54061 Jy selfcal ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 57 components and 1.54061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186361Jy sigma=0.001201 ! Fit after self-cal, rms=0.186292Jy sigma=0.001200 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 1.23727e-05 Jy ! Component: 100 - total flux cleaned = 1.27664e-05 Jy ! Component: 150 - total flux cleaned = 1.05191e-05 Jy ! Component: 200 - total flux cleaned = 8.72237e-06 Jy ! Total flux subtracted in 200 components = 8.72237e-06 Jy ! Clean residual min=-0.004868 max=0.005568 Jy/beam ! Clean residual mean=0.000106 rms=0.001714 Jy/beam ! Combined flux in latest and established models = 1.54062 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 60 components and 1.54062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186313Jy sigma=0.001200 ! Fit after self-cal, rms=0.186271Jy sigma=0.001200 ! Inverting map 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 ! Estimated beam: bmin=3.133 mas, bmaj=8.336 mas, bpa=-7.46 degrees ! Estimated noise=1163.85 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.133 x 8.336 at -7.46 degrees (North through East) ! Clean map min=-0.0050827 max=1.4416 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=0.186271Jy sigma=0.001200 ! Fit after self-cal, rms=0.170741Jy sigma=0.001074 ! Inverting map and beam ! Estimated beam: bmin=3.132 mas, bmaj=8.332 mas, bpa=-7.465 degrees ! Estimated noise=1163.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000891475 Jy ! Component: 100 - total flux cleaned = -0.00081081 Jy ! Component: 150 - total flux cleaned = -0.000775299 Jy ! Component: 200 - total flux cleaned = -0.000811683 Jy ! Total flux subtracted in 200 components = -0.000811683 Jy ! Clean residual min=-0.005067 max=0.005276 Jy/beam ! Clean residual mean=0.000098 rms=0.001479 Jy/beam ! Combined flux in latest and established models = 1.53981 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 63 components and 1.53981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170709Jy sigma=0.001074 ! Fit after self-cal, rms=0.170709Jy sigma=0.001074 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000234514 Jy ! Component: 100 - total flux cleaned = -0.000161616 Jy ! Component: 150 - total flux cleaned = -9.47725e-05 Jy ! Component: 200 - total flux cleaned = -6.36083e-05 Jy ! Total flux subtracted in 200 components = -6.36083e-05 Jy ! Clean residual min=-0.005051 max=0.005244 Jy/beam ! Clean residual mean=0.000099 rms=0.001479 Jy/beam ! Combined flux in latest and established models = 1.53974 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 67 components and 1.53974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170685Jy sigma=0.001074 ! Fit after self-cal, rms=0.170686Jy sigma=0.001074 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170686Jy sigma=0.001074 ! Fit after self-cal, rms=0.170614Jy sigma=0.001074 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 ! Estimated beam: bmin=2.461 mas, bmaj=4.627 mas, bpa=8.866 degrees ! Estimated noise=2567.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.09427 Jy ! Component: 100 - total flux cleaned = 1.34581 Jy ! Component: 150 - total flux cleaned = 1.4326 Jy ! Component: 200 - total flux cleaned = 1.47779 Jy ! Total flux subtracted in 200 components = 1.47779 Jy ! Clean residual min=-0.014079 max=0.022313 Jy/beam ! Clean residual mean=0.000223 rms=0.004412 Jy/beam ! Combined flux in latest and established models = 1.47779 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 29 model components to the UV plane model. ! The established model now contains 29 components and 1.47779 Jy ! Inverting map and beam ! Estimated beam: bmin=3.133 mas, bmaj=8.328 mas, bpa=-7.466 degrees ! Estimated noise=1163.63 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 = 0.0331175 Jy ! Component: 100 - total flux cleaned = 0.0481013 Jy ! Component: 150 - total flux cleaned = 0.0554514 Jy ! Component: 200 - total flux cleaned = 0.0591881 Jy ! Total flux subtracted in 200 components = 0.0591881 Jy ! Clean residual min=-0.005613 max=0.005987 Jy/beam ! Clean residual mean=0.000133 rms=0.001565 Jy/beam ! Combined flux in latest and established models = 1.53698 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 46 components and 1.53698 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.065 mas, bmaj=16.72 mas, bpa=1.063 degrees ! Estimated noise=1502.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00341293 Jy ! Component: 100 - total flux cleaned = 0.00341243 Jy ! Component: 150 - total flux cleaned = 0.00348881 Jy ! Component: 200 - total flux cleaned = 0.00361081 Jy ! Total flux subtracted in 200 components = 0.00361081 Jy ! Clean residual min=-0.004865 max=0.005484 Jy/beam ! Clean residual mean=0.000167 rms=0.001707 Jy/beam ! Combined flux in latest and established models = 1.54059 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 = 4.94742e-05 Jy ! Component: 100 - total flux cleaned = 0.000133415 Jy ! Component: 150 - total flux cleaned = 0.000243627 Jy ! Component: 200 - total flux cleaned = 0.000337752 Jy ! Total flux subtracted in 200 components = 0.000337752 Jy ! Clean residual min=-0.004766 max=0.005449 Jy/beam ! Clean residual mean=0.000154 rms=0.001678 Jy/beam ! Combined flux in latest and established models = 1.54093 Jy ! Adding 4 model components to the UV plane model. ! The established model now contains 49 components and 1.54093 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.133 mas, bmaj=8.328 mas, bpa=-7.466 degrees ! Estimated noise=1163.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00135986 Jy ! Component: 100 - total flux cleaned = -0.00137026 Jy ! Component: 150 - total flux cleaned = -0.00136964 Jy ! Component: 200 - total flux cleaned = -0.00132052 Jy ! Total flux subtracted in 200 components = -0.00132052 Jy ! Clean residual min=-0.005159 max=0.005036 Jy/beam ! Clean residual mean=0.000090 rms=0.001473 Jy/beam ! Combined flux in latest and established models = 1.53961 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 54 components and 1.53961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170687Jy sigma=0.001074 ! Fit after self-cal, rms=0.170671Jy sigma=0.001074 wmodel J0457-2324_S_2001_10_29_pus_map.mod ! Writing 54 model components to file: J0457-2324_S_2001_10_29_pus_map.mod wobs J0457-2324_S_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J0457-2324_S_2001_10_29_pus_uvs.fits wwins J0457-2324_S_2001_10_29_pus_map.win ! wwins: Wrote 1 windows to J0457-2324_S_2001_10_29_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000122614 Jy ! Component: 100 - total flux cleaned = 0.000565312 Jy ! Component: 150 - total flux cleaned = 0.00105683 Jy ! Component: 200 - total flux cleaned = 0.00160102 Jy ! Component: 250 - total flux cleaned = 0.00189596 Jy ! Component: 300 - total flux cleaned = 0.00246444 Jy ! Component: 350 - total flux cleaned = 0.00287677 Jy ! Component: 400 - total flux cleaned = 0.00314438 Jy ! Component: 450 - total flux cleaned = 0.00353388 Jy ! Component: 500 - total flux cleaned = 0.00397314 Jy ! Component: 550 - total flux cleaned = 0.00415521 Jy ! Component: 600 - total flux cleaned = 0.00433396 Jy ! Component: 650 - total flux cleaned = 0.0045088 Jy ! Component: 700 - total flux cleaned = 0.00456572 Jy ! Component: 750 - total flux cleaned = 0.00473436 Jy ! Component: 800 - total flux cleaned = 0.00489822 Jy ! Component: 850 - total flux cleaned = 0.00500587 Jy ! Component: 900 - total flux cleaned = 0.00511114 Jy ! Component: 950 - total flux cleaned = 0.00521497 Jy ! Component: 1000 - total flux cleaned = 0.00541685 Jy ! Component: 1050 - total flux cleaned = 0.00546589 Jy ! Component: 1100 - total flux cleaned = 0.00546551 Jy ! Component: 1150 - total flux cleaned = 0.00575354 Jy ! Component: 1200 - total flux cleaned = 0.00580063 Jy ! Component: 1250 - total flux cleaned = 0.00584727 Jy ! Component: 1300 - total flux cleaned = 0.00607657 Jy ! Component: 1350 - total flux cleaned = 0.00607599 Jy ! Component: 1400 - total flux cleaned = 0.00620974 Jy ! Component: 1450 - total flux cleaned = 0.00634241 Jy ! Component: 1500 - total flux cleaned = 0.0064726 Jy ! Component: 1550 - total flux cleaned = 0.00647226 Jy ! Component: 1600 - total flux cleaned = 0.0065995 Jy ! Component: 1650 - total flux cleaned = 0.00664179 Jy ! Component: 1700 - total flux cleaned = 0.00668318 Jy ! Component: 1750 - total flux cleaned = 0.00676514 Jy ! Component: 1800 - total flux cleaned = 0.00672399 Jy ! Component: 1850 - total flux cleaned = 0.00680372 Jy ! Component: 1900 - total flux cleaned = 0.00672413 Jy ! Component: 1950 - total flux cleaned = 0.00672443 Jy ! Component: 2000 - total flux cleaned = 0.00680242 Jy ! Total flux subtracted in 2048 components = 0.00676399 Jy ! Clean residual min=-0.002066 max=0.002247 Jy/beam ! Clean residual mean=0.000011 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 1.54637 Jy keep ! Adding 122 model components to the UV plane model. ! The established model now contains 176 components and 1.54637 Jy ![Exited script file: muppet] wmap "J0457-2324_S_2001_10_29_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.133 x 8.328 at -7.466 degrees (North through East) ! Clean map min=-0.0049195 max=1.4431 Jy/beam ! Writing clean map to FITS file: J0457-2324_S_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.44308 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00076095 device "J0457-2324_S_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J0457-2324_S_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.158193 0.158193 0.316387 0.632774 1.26555 2.5311 5.06219 10.1244 20.2488 40.4975 80.995 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.443 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.133 x 8.328 at -7.466 degrees (North through East) ! Clean map min=-0.0049195 max=1.4431 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0457-2324_S_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J0457-2324_S_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0457-2324_S_2001_10_29_pus_uvs.log closed on Thu Feb 28 11:17:00 2008