! Started logfile: J2000-1748_S_2009_04_21_pus_uvs.log on Mon Jan 24 18:35:36 2011 obs J2000-1748_S_2009_04_21_pus_uva.fits ! Reading UV FITS file: J2000-1748_S_2009_04_21_pus_uva.fits ! AN table 1: 36 integrations on 120 of 120 possible baselines. ! AN table 2: 78 integrations on 120 of 120 possible baselines. ! AN table 3: 8 integrations on 120 of 120 possible baselines. ! AN table 4: 42 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.14497 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2000-1748 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1864 lines of history. ! ! Reading 11412 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 J2000-1748_S_2009_04_21_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 540 telescope corrections were flagged in sub-array 1. ! A total of 914 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 305 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 540 telescope corrections were flagged in sub-array 1. ! A total of 914 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 305 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 540 telescope corrections were flagged in sub-array 1. ! A total of 914 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 305 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 540 telescope corrections were flagged in sub-array 1. ! A total of 914 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 305 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.315825Jy sigma=0.002332 ! Fit after self-cal, rms=0.229792Jy sigma=0.001670 ! 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=2.354 mas, bmaj=6.41 mas, bpa=-2.927 degrees ! Estimated noise=1284 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 = 0.673227 Jy ! Component: 100 - total flux cleaned = 0.820247 Jy ! Total flux subtracted in 100 components = 0.820247 Jy ! Clean residual min=-0.015807 max=0.043790 Jy/beam ! Clean residual mean=0.000430 rms=0.004703 Jy/beam ! Combined flux in latest and established models = 0.820247 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.820247 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210670Jy sigma=0.001607 ! Fit after self-cal, rms=0.210673Jy sigma=0.001607 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0458375 Jy ! Component: 100 - total flux cleaned = 0.073038 Jy ! Total flux subtracted in 100 components = 0.073038 Jy ! Clean residual min=-0.011790 max=0.014794 Jy/beam ! Clean residual mean=0.000208 rms=0.003500 Jy/beam ! Combined flux in latest and established models = 0.893285 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 31 components and 0.893285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195445Jy sigma=0.001440 ! Fit after self-cal, rms=0.195449Jy sigma=0.001440 ! 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=3.078 mas, bmaj=7.964 mas, bpa=-3.717 degrees ! Estimated noise=832.227 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 = 0.0296016 Jy ! Component: 100 - total flux cleaned = 0.0440449 Jy ! Component: 150 - total flux cleaned = 0.0517709 Jy ! Component: 200 - total flux cleaned = 0.0560294 Jy ! Total flux subtracted in 200 components = 0.0560294 Jy ! Clean residual min=-0.008975 max=0.010827 Jy/beam ! Clean residual mean=0.000562 rms=0.002458 Jy/beam ! Combined flux in latest and established models = 0.949314 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 69 components and 0.949315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192082Jy sigma=0.001396 ! Fit after self-cal, rms=0.192091Jy sigma=0.001396 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KB 0.94 ! KK 1.04 KP 1.00* LA 1.00* MK 0.98 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.97 WZ 1.00* ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 HN 1.00 KB 1.00* ! KK 1.10 KP 1.10 LA 1.02 MK 0.98 ! NL 1.02 NY 1.00* OV 0.95 PT 1.02 ! SC 1.00 TS 1.00* WZ 1.05 ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.00 HN 1.05 KB 1.00* ! KK 1.07 KP 1.16 LA 1.06 MK 1.00 ! NL 1.00 NY 1.00* OV 0.94 PT 1.02 ! SC 1.01 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KB 0.95 ! KK 1.07 KP 1.00* LA 1.00* MK 1.02 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.95 WZ 1.00* ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 HN 0.97 KB 1.00* ! KK 1.01 KP 1.01 LA 0.96 MK 0.97 ! NL 1.01 NY 1.00* OV 0.99 PT 1.02 ! SC 1.06 TS 1.00* WZ 1.02 ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.01 HN 1.07 KB 1.00* ! KK 0.98 KP 1.01 LA 1.00 MK 0.99 ! NL 1.00 NY 1.00* OV 0.97 PT 1.02 ! SC 1.05 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KB 0.95 ! KK 1.03 KP 1.00* LA 1.00* MK 1.07 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.02 WZ 1.00* ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.99 HN 0.97 KB 1.00* ! KK 1.04 KP 1.01 LA 1.00 MK 0.96 ! NL 0.99 NY 1.00* OV 1.01 PT 1.06 ! SC 0.97 TS 1.00* WZ 0.97 ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 1.00 HN 1.05 KB 1.00* ! KK 1.02 KP 1.01 LA 1.01 MK 0.98 ! NL 0.99 NY 1.00* OV 1.00 PT 1.05 ! SC 0.98 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KB 0.98 ! KK 1.02 KP 1.00* LA 1.00* MK 0.96 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.97 WZ 1.00* ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.01 HN 0.95 KB 1.00* ! KK 1.07 KP 1.01 LA 0.98 MK 0.99 ! NL 1.01 NY 1.00* OV 0.82 PT 0.90 ! SC 0.99 TS 1.00* WZ 0.92 ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.00 HN 1.06 KB 1.00* ! KK 1.00 KP 0.99 LA 0.99 MK 1.00 ! NL 0.99 NY 1.00* OV 0.82 PT 0.92 ! SC 0.99 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.192091Jy sigma=0.001396 ! Fit after self-cal, rms=0.180869Jy sigma=0.001273 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.144 mas, bmaj=8.014 mas, bpa=-4.93 degrees ! Estimated noise=846.124 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 = -0.00302928 Jy ! Component: 100 - total flux cleaned = -0.00370969 Jy ! Component: 150 - total flux cleaned = -0.00378748 Jy ! Component: 200 - total flux cleaned = -0.00385904 Jy ! Total flux subtracted in 200 components = -0.00385904 Jy ! Clean residual min=-0.006621 max=0.007857 Jy/beam ! Clean residual mean=0.000088 rms=0.001910 Jy/beam ! Combined flux in latest and established models = 0.945456 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 78 components and 0.945456 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180814Jy sigma=0.001272 ! Fit after self-cal, rms=0.180881Jy sigma=0.001272 ! 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=0.180881Jy sigma=0.001272 ! Fit after self-cal, rms=0.179948Jy sigma=0.001240 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.139 mas, bmaj=8.013 mas, bpa=-4.944 degrees ! Estimated noise=846.541 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148219 Jy ! Component: 100 - total flux cleaned = 0.00155781 Jy ! Component: 150 - total flux cleaned = 0.0016215 Jy ! Component: 200 - total flux cleaned = 0.00156873 Jy ! Total flux subtracted in 200 components = 0.00156873 Jy ! Clean residual min=-0.004482 max=0.004473 Jy/beam ! Clean residual mean=0.000110 rms=0.001095 Jy/beam ! Combined flux in latest and established models = 0.947024 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 87 components and 0.947024 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179894Jy sigma=0.001240 ! Fit after self-cal, rms=0.180017Jy sigma=0.001240 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 = -0.000244592 Jy ! Component: 100 - total flux cleaned = -0.000241175 Jy ! Component: 150 - total flux cleaned = -0.000242821 Jy ! Component: 200 - total flux cleaned = -0.000288428 Jy ! Total flux subtracted in 200 components = -0.000288428 Jy ! Clean residual min=-0.004457 max=0.004401 Jy/beam ! Clean residual mean=0.000112 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 0.946736 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 88 components and 0.946736 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179994Jy sigma=0.001240 ! Fit after self-cal, rms=0.179992Jy sigma=0.001240 ! 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=0.179992Jy sigma=0.001240 ! Fit after self-cal, rms=0.179335Jy sigma=0.001229 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.138 mas, bmaj=8.015 mas, bpa=-4.953 degrees ! Estimated noise=846.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00019863 Jy ! Component: 100 - total flux cleaned = -0.000251662 Jy ! Component: 150 - total flux cleaned = -0.000251365 Jy ! Component: 200 - total flux cleaned = -0.000249874 Jy ! Total flux subtracted in 200 components = -0.000249874 Jy ! Clean residual min=-0.004359 max=0.004114 Jy/beam ! Clean residual mean=0.000116 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.946486 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 91 components and 0.946486 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179311Jy sigma=0.001229 ! Fit after self-cal, rms=0.179315Jy sigma=0.001229 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 = 1.24474e-05 Jy ! Component: 100 - total flux cleaned = 5.15386e-05 Jy ! Component: 150 - total flux cleaned = 5.07207e-05 Jy ! Component: 200 - total flux cleaned = 8.64825e-05 Jy ! Total flux subtracted in 200 components = 8.64825e-05 Jy ! Clean residual min=-0.004333 max=0.003974 Jy/beam ! Clean residual mean=0.000115 rms=0.001004 Jy/beam ! Combined flux in latest and established models = 0.946572 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 95 components and 0.946572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179297Jy sigma=0.001229 ! Fit after self-cal, rms=0.179296Jy sigma=0.001229 ! 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=0.179296Jy sigma=0.001229 ! Fit after self-cal, rms=0.179232Jy sigma=0.001229 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.828 mas, bmaj=15.18 mas, bpa=-4.93 degrees ! Estimated noise=1049.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000579994 Jy ! Component: 100 - total flux cleaned = 0.000484697 Jy ! Component: 150 - total flux cleaned = 0.000370816 Jy ! Component: 200 - total flux cleaned = 0.000338449 Jy ! Total flux subtracted in 200 components = 0.000338449 Jy ! Clean residual min=-0.004159 max=0.003884 Jy/beam ! Clean residual mean=0.000226 rms=0.001242 Jy/beam ! Combined flux in latest and established models = 0.946911 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 100 components and 0.946911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179233Jy sigma=0.001229 ! Fit after self-cal, rms=0.179225Jy sigma=0.001229 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 = 2.06392e-06 Jy ! Component: 100 - total flux cleaned = -0.000102809 Jy ! Component: 150 - total flux cleaned = -0.000131076 Jy ! Component: 200 - total flux cleaned = -0.000181963 Jy ! Total flux subtracted in 200 components = -0.000181963 Jy ! Clean residual min=-0.004165 max=0.003889 Jy/beam ! Clean residual mean=0.000230 rms=0.001239 Jy/beam ! Combined flux in latest and established models = 0.946729 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 101 components and 0.946729 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179234Jy sigma=0.001229 ! Fit after self-cal, rms=0.179229Jy sigma=0.001229 ! 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=3.137 mas, bmaj=8.016 mas, bpa=-4.964 degrees ! Estimated noise=845.737 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.137 x 8.016 at -4.964 degrees (North through East) ! Clean map min=-0.0040813 max=0.88257 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=0.179229Jy sigma=0.001229 ! Fit after self-cal, rms=0.242176Jy sigma=0.001111 ! Inverting map and beam ! Estimated beam: bmin=3.134 mas, bmaj=8.023 mas, bpa=-5.049 degrees ! Estimated noise=846.032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000758051 Jy ! Component: 100 - total flux cleaned = -0.000759647 Jy ! Component: 150 - total flux cleaned = -0.000721841 Jy ! Component: 200 - total flux cleaned = -0.00072237 Jy ! Total flux subtracted in 200 components = -0.00072237 Jy ! Clean residual min=-0.004081 max=0.003385 Jy/beam ! Clean residual mean=0.000092 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.946006 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 103 components and 0.946006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242162Jy sigma=0.001111 ! Fit after self-cal, rms=0.242180Jy sigma=0.001111 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.36721e-05 Jy ! Component: 100 - total flux cleaned = -5.18616e-05 Jy ! Component: 150 - total flux cleaned = -2.188e-05 Jy ! Component: 200 - total flux cleaned = 5.59975e-06 Jy ! Total flux subtracted in 200 components = 5.59975e-06 Jy ! Clean residual min=-0.004058 max=0.003375 Jy/beam ! Clean residual mean=0.000092 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 0.946012 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 106 components and 0.946012 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242172Jy sigma=0.001111 ! Fit after self-cal, rms=0.242173Jy sigma=0.001111 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242173Jy sigma=0.001111 ! Fit after self-cal, rms=0.308828Jy sigma=0.001111 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=2.415 mas, bmaj=6.422 mas, bpa=-4.457 degrees ! Estimated noise=1309.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.677743 Jy ! Component: 100 - total flux cleaned = 0.826028 Jy ! Component: 150 - total flux cleaned = 0.872401 Jy ! Component: 200 - total flux cleaned = 0.897413 Jy ! Total flux subtracted in 200 components = 0.897413 Jy ! Clean residual min=-0.006124 max=0.013021 Jy/beam ! Clean residual mean=0.000167 rms=0.001822 Jy/beam ! Combined flux in latest and established models = 0.897413 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.897413 Jy ! Inverting map and beam ! Estimated beam: bmin=3.134 mas, bmaj=8.024 mas, bpa=-5.056 degrees ! Estimated noise=845.934 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 = 0.0245194 Jy ! Component: 100 - total flux cleaned = 0.0365682 Jy ! Component: 150 - total flux cleaned = 0.0428949 Jy ! Component: 200 - total flux cleaned = 0.0463005 Jy ! Total flux subtracted in 200 components = 0.0463005 Jy ! Clean residual min=-0.004275 max=0.003503 Jy/beam ! Clean residual mean=0.000102 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 0.943714 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 51 components and 0.943714 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=7.829 mas, bmaj=15.2 mas, bpa=-5.036 degrees ! Estimated noise=1050.08 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235943 Jy ! Component: 100 - total flux cleaned = 0.00270901 Jy ! Component: 150 - total flux cleaned = 0.00270826 Jy ! Component: 200 - total flux cleaned = 0.00268666 Jy ! Total flux subtracted in 200 components = 0.00268666 Jy ! Clean residual min=-0.004043 max=0.003691 Jy/beam ! Clean residual mean=0.000176 rms=0.001187 Jy/beam ! Combined flux in latest and established models = 0.946401 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 = -1.73984e-05 Jy ! Component: 100 - total flux cleaned = -3.37217e-05 Jy ! Component: 150 - total flux cleaned = -4.98501e-05 Jy ! Component: 200 - total flux cleaned = -6.43256e-05 Jy ! Total flux subtracted in 200 components = -6.43256e-05 Jy ! Clean residual min=-0.004040 max=0.003678 Jy/beam ! Clean residual mean=0.000177 rms=0.001185 Jy/beam ! Combined flux in latest and established models = 0.946337 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 56 components and 0.946337 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.134 mas, bmaj=8.024 mas, bpa=-5.056 degrees ! Estimated noise=845.934 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000203045 Jy ! Component: 100 - total flux cleaned = 0.000257121 Jy ! Component: 150 - total flux cleaned = 0.000347116 Jy ! Component: 200 - total flux cleaned = 0.000348476 Jy ! Total flux subtracted in 200 components = 0.000348476 Jy ! Clean residual min=-0.004088 max=0.003485 Jy/beam ! Clean residual mean=0.000080 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 0.946685 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 63 components and 0.946685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308819Jy sigma=0.001111 ! Fit after self-cal, rms=0.308828Jy sigma=0.001111 wmodel J2000-1748_S_2009_04_21_pus_map.mod ! Writing 63 model components to file: J2000-1748_S_2009_04_21_pus_map.mod wobs J2000-1748_S_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J2000-1748_S_2009_04_21_pus_uvs.fits wwins J2000-1748_S_2009_04_21_pus_map.win ! wwins: Wrote 1 windows to J2000-1748_S_2009_04_21_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 = -0.000669657 Jy ! Component: 100 - total flux cleaned = -0.000914243 Jy ! Component: 150 - total flux cleaned = -0.000801657 Jy ! Component: 200 - total flux cleaned = -0.000529628 Jy ! Component: 250 - total flux cleaned = -0.000267645 Jy ! Component: 300 - total flux cleaned = -1.42608e-05 Jy ! Component: 350 - total flux cleaned = 0.000133978 Jy ! Component: 400 - total flux cleaned = 0.000423376 Jy ! Component: 450 - total flux cleaned = 0.000659022 Jy ! Component: 500 - total flux cleaned = 0.000936566 Jy ! Component: 550 - total flux cleaned = 0.0012098 Jy ! Component: 600 - total flux cleaned = 0.00152349 Jy ! Component: 650 - total flux cleaned = 0.00187553 Jy ! Component: 700 - total flux cleaned = 0.00209216 Jy ! Component: 750 - total flux cleaned = 0.0023482 Jy ! Component: 800 - total flux cleaned = 0.00243275 Jy ! Component: 850 - total flux cleaned = 0.00272388 Jy ! Component: 900 - total flux cleaned = 0.00280617 Jy ! Component: 950 - total flux cleaned = 0.00304858 Jy ! Component: 1000 - total flux cleaned = 0.00300864 Jy ! Component: 1050 - total flux cleaned = 0.00324582 Jy ! Component: 1100 - total flux cleaned = 0.00328468 Jy ! Component: 1150 - total flux cleaned = 0.00332359 Jy ! Component: 1200 - total flux cleaned = 0.00347612 Jy ! Component: 1250 - total flux cleaned = 0.00343784 Jy ! Component: 1300 - total flux cleaned = 0.00347548 Jy ! Component: 1350 - total flux cleaned = 0.00358735 Jy ! Component: 1400 - total flux cleaned = 0.00362388 Jy ! Component: 1450 - total flux cleaned = 0.00369705 Jy ! Component: 1500 - total flux cleaned = 0.00366094 Jy ! Component: 1550 - total flux cleaned = 0.0038399 Jy ! Component: 1600 - total flux cleaned = 0.00380408 Jy ! Component: 1650 - total flux cleaned = 0.00380448 Jy ! Component: 1700 - total flux cleaned = 0.00387432 Jy ! Component: 1750 - total flux cleaned = 0.00390917 Jy ! Component: 1800 - total flux cleaned = 0.00394344 Jy ! Component: 1850 - total flux cleaned = 0.00397728 Jy ! Component: 1900 - total flux cleaned = 0.00394359 Jy ! Component: 1950 - total flux cleaned = 0.00394385 Jy ! Component: 2000 - total flux cleaned = 0.0039776 Jy ! Total flux subtracted in 2048 components = 0.00401079 Jy ! Clean residual min=-0.001644 max=0.002565 Jy/beam ! Clean residual mean=0.000032 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.950696 Jy keep ! Adding 135 model components to the UV plane model. ! The established model now contains 198 components and 0.950696 Jy ![Exited script file: muppet] wmap "J2000-1748_S_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.134 x 8.024 at -5.056 degrees (North through East) ! Clean map min=-0.0039526 max=0.88454 Jy/beam ! Writing clean map to FITS file: J2000-1748_S_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.884538 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000674674 device "J2000-1748_S_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J2000-1748_S_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.228822 0.228822 0.457645 0.915289 1.83058 3.66116 7.32231 14.6446 29.2893 58.5785 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.884 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.134 x 8.024 at -5.056 degrees (North through East) ! Clean map min=-0.0039526 max=0.88454 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2000-1748_S_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J2000-1748_S_2009_04_21_pus_map.gif/vgif' mapplot cln