! Started logfile: J2258-2758_S_1999_12_20_pus_uvs.log on Thu Dec 20 15:41:33 2007 obs J2258-2758_S_1999_12_20_pus_uva.fits ! Reading UV FITS file: J2258-2758_S_1999_12_20_pus_uva.fits ! AN table 1: 43 integrations on 190 of 190 possible baselines. ! AN table 2: 19 integrations on 190 of 190 possible baselines. ! AN table 3: 114 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0515251 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2258-2758 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2298 lines of history. ! ! Reading 6892 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 J2258-2758_S_1999_12_20_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 827 telescope corrections were flagged in sub-array 1. ! A total of 380 telescope corrections were flagged in sub-array 2. ! A total of 1691 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 827 telescope corrections were flagged in sub-array 1. ! A total of 380 telescope corrections were flagged in sub-array 2. ! A total of 1688 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 860 telescope corrections were flagged in sub-array 1. ! A total of 380 telescope corrections were flagged in sub-array 2. ! A total of 1691 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 827 telescope corrections were flagged in sub-array 1. ! A total of 380 telescope corrections were flagged in sub-array 2. ! A total of 1691 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.185348Jy sigma=0.009190 ! Fit after self-cal, rms=0.431275Jy sigma=0.003515 ! 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=2.741 mas, bmaj=7.389 mas, bpa=10.2 degrees ! Estimated noise=2491.99 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 = 0.79228 Jy ! Component: 100 - total flux cleaned = 1.02983 Jy ! Total flux subtracted in 100 components = 1.02983 Jy ! Clean residual min=-0.046942 max=0.116552 Jy/beam ! Clean residual mean=0.000204 rms=0.020472 Jy/beam ! Combined flux in latest and established models = 1.02983 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 1.02983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.411096Jy sigma=0.003359 ! Fit after self-cal, rms=0.410629Jy sigma=0.003358 ! 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=5.272 mas, bmaj=13.91 mas, bpa=1.349 degrees ! Estimated noise=1092.09 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 = 0.259587 Jy ! Component: 100 - total flux cleaned = 0.354482 Jy ! Component: 150 - total flux cleaned = 0.392397 Jy ! Component: 200 - total flux cleaned = 0.408382 Jy ! Total flux subtracted in 200 components = 0.408382 Jy ! Clean residual min=-0.021328 max=0.021378 Jy/beam ! Clean residual mean=-0.001131 rms=0.007795 Jy/beam ! Combined flux in latest and established models = 1.43821 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 68 components and 1.43821 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249732Jy sigma=0.001876 ! Fit after self-cal, rms=0.248317Jy sigma=0.001872 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 1.00 GC 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 1.05 LA 1.00 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.02 PT 1.03 SC 1.01 TS 1.00* ! WF 1.05 WZ 1.00* GN 1.00* NL 1.04 ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 FD 1.05 GC 1.00* HH 1.00* ! HN 1.09 KK 1.00* KP 1.02 LA 0.98 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 0.99 TS 1.00* ! WF 0.99 WZ 1.00* GN 1.00* NL 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 1.01 GC 1.00* HH 1.00* ! HN 1.04 KK 1.00* KP 0.98 LA 1.01 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.02 PT 0.94 SC 1.02 TS 1.00* ! WF 0.98 WZ 1.00* GN 1.00* NL 1.01 ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 0.99 GC 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 0.99 LA 0.98 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 0.96 PT 0.87 SC 1.00 TS 1.00* ! WF 0.96 WZ 1.00* GN 1.00* NL 1.02 ! ! ! Fit before self-cal, rms=0.248317Jy sigma=0.001872 ! Fit after self-cal, rms=0.212209Jy sigma=0.001743 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=5.806 mas, bmaj=19.97 mas, bpa=-3.379 degrees ! Estimated noise=1107.66 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 = 1.32163e-05 Jy ! Component: 100 - total flux cleaned = 0.000272127 Jy ! Component: 150 - total flux cleaned = 0.00037535 Jy ! Component: 200 - total flux cleaned = 0.000380156 Jy ! Total flux subtracted in 200 components = 0.000380156 Jy ! Clean residual min=-0.010449 max=0.023655 Jy/beam ! Clean residual mean=-0.000576 rms=0.004929 Jy/beam ! Combined flux in latest and established models = 1.43859 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 73 components and 1.43859 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212029Jy sigma=0.001742 ! Fit after self-cal, rms=0.212070Jy sigma=0.001742 ! 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=0.212070Jy sigma=0.001742 ! Fit after self-cal, rms=0.212441Jy sigma=0.001742 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.808 mas, bmaj=19.97 mas, bpa=-3.36 degrees ! Estimated noise=1109.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000650207 Jy ! Component: 100 - total flux cleaned = 0.000864819 Jy ! Component: 150 - total flux cleaned = 0.000867399 Jy ! Component: 200 - total flux cleaned = 0.000873835 Jy ! Total flux subtracted in 200 components = 0.000873835 Jy ! Clean residual min=-0.010479 max=0.023552 Jy/beam ! Clean residual mean=-0.000551 rms=0.004898 Jy/beam ! Combined flux in latest and established models = 1.43946 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 73 components and 1.43946 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212299Jy sigma=0.001741 ! Fit after self-cal, rms=0.212284Jy sigma=0.001741 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) ! Added new window around map position (-19, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0193337 Jy ! Component: 100 - total flux cleaned = 0.0210274 Jy ! Component: 150 - total flux cleaned = 0.0215844 Jy ! Component: 200 - total flux cleaned = 0.0225193 Jy ! Total flux subtracted in 200 components = 0.0225193 Jy ! Clean residual min=-0.006876 max=0.007128 Jy/beam ! Clean residual mean=-0.000277 rms=0.002531 Jy/beam ! Combined flux in latest and established models = 1.46198 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 92 components and 1.46198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210131Jy sigma=0.001725 ! Fit after self-cal, rms=0.210063Jy sigma=0.001725 ! 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=0.210063Jy sigma=0.001725 ! Fit after self-cal, rms=0.209985Jy sigma=0.001721 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.785 mas, bmaj=19.88 mas, bpa=-3.26 degrees ! Estimated noise=1109.09 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00384799 Jy ! Component: 100 - total flux cleaned = 0.00539179 Jy ! Component: 150 - total flux cleaned = 0.00619691 Jy ! Component: 200 - total flux cleaned = 0.0070372 Jy ! Total flux subtracted in 200 components = 0.0070372 Jy ! Clean residual min=-0.006909 max=0.006400 Jy/beam ! Clean residual mean=-0.000349 rms=0.002385 Jy/beam ! Combined flux in latest and established models = 1.46902 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 114 components and 1.46902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209660Jy sigma=0.001719 ! Fit after self-cal, rms=0.209632Jy sigma=0.001719 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 = 0.0014428 Jy ! Component: 100 - total flux cleaned = 0.00203022 Jy ! Component: 150 - total flux cleaned = 0.00224451 Jy ! Component: 200 - total flux cleaned = 0.00234416 Jy ! Total flux subtracted in 200 components = 0.00234416 Jy ! Clean residual min=-0.006472 max=0.005780 Jy/beam ! Clean residual mean=-0.000336 rms=0.002213 Jy/beam ! Combined flux in latest and established models = 1.47136 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 126 components and 1.47136 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209507Jy sigma=0.001718 ! Fit after self-cal, rms=0.209499Jy sigma=0.001718 ! 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=0.209499Jy sigma=0.001718 ! Fit after self-cal, rms=0.209202Jy sigma=0.001713 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=10.06 mas, bmaj=31.42 mas, bpa=-12.67 degrees ! Estimated noise=1165.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00533798 Jy ! Component: 100 - total flux cleaned = 0.0064557 Jy ! Component: 150 - total flux cleaned = 0.00702393 Jy ! Component: 200 - total flux cleaned = 0.00731936 Jy ! Total flux subtracted in 200 components = 0.00731936 Jy ! Clean residual min=-0.005878 max=0.005540 Jy/beam ! Clean residual mean=-0.000434 rms=0.002256 Jy/beam ! Combined flux in latest and established models = 1.47868 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 138 components and 1.47868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209091Jy sigma=0.001712 ! Fit after self-cal, rms=0.209058Jy sigma=0.001712 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 = 0.00135297 Jy ! Component: 100 - total flux cleaned = 0.00155415 Jy ! Component: 150 - total flux cleaned = 0.00167336 Jy ! Component: 200 - total flux cleaned = 0.0017817 Jy ! Total flux subtracted in 200 components = 0.0017817 Jy ! Clean residual min=-0.005758 max=0.004856 Jy/beam ! Clean residual mean=-0.000418 rms=0.002065 Jy/beam ! Combined flux in latest and established models = 1.48047 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 151 components and 1.48047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209020Jy sigma=0.001712 ! Fit after self-cal, rms=0.209007Jy sigma=0.001712 ! 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=5.777 mas, bmaj=19.85 mas, bpa=-3.21 degrees ! Estimated noise=1111.28 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.777 x 19.85 at -3.21 degrees (North through East) ! Clean map min=-0.016408 max=1.2711 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=0.209007Jy sigma=0.001712 ! Fit after self-cal, rms=0.152753Jy sigma=0.001072 ! Inverting map and beam ! Estimated beam: bmin=5.81 mas, bmaj=19.91 mas, bpa=-3.263 degrees ! Estimated noise=1114.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000274676 Jy ! Component: 100 - total flux cleaned = -0.00116309 Jy ! Component: 150 - total flux cleaned = -0.00175388 Jy ! Component: 200 - total flux cleaned = -0.00211246 Jy ! Total flux subtracted in 200 components = -0.00211246 Jy ! Clean residual min=-0.005898 max=0.004309 Jy/beam ! Clean residual mean=-0.000297 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 1.47835 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 172 components and 1.47835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152580Jy sigma=0.001071 ! Fit after self-cal, rms=0.152580Jy sigma=0.001070 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000366348 Jy ! Component: 100 - total flux cleaned = -0.000615661 Jy ! Component: 150 - total flux cleaned = -0.000845078 Jy ! Component: 200 - total flux cleaned = -0.000991356 Jy ! Total flux subtracted in 200 components = -0.000991356 Jy ! Clean residual min=-0.005905 max=0.004196 Jy/beam ! Clean residual mean=-0.000292 rms=0.001544 Jy/beam ! Combined flux in latest and established models = 1.47736 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 185 components and 1.47736 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152500Jy sigma=0.001070 ! Fit after self-cal, rms=0.152499Jy sigma=0.001070 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152499Jy sigma=0.001070 ! Fit after self-cal, rms=0.152544Jy sigma=0.001070 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=3.428 mas, bmaj=12.82 mas, bpa=3.134 degrees ! Estimated noise=2195.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.873781 Jy ! Component: 100 - total flux cleaned = 1.12688 Jy ! Component: 150 - total flux cleaned = 1.2595 Jy ! Component: 200 - total flux cleaned = 1.33099 Jy ! Total flux subtracted in 200 components = 1.33099 Jy ! Clean residual min=-0.018245 max=0.040853 Jy/beam ! Clean residual mean=0.000015 rms=0.007292 Jy/beam ! Combined flux in latest and established models = 1.33099 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 18 model components to the UV plane model. ! The established model now contains 18 components and 1.33099 Jy ! Inverting map and beam ! Estimated beam: bmin=5.812 mas, bmaj=19.91 mas, bpa=-3.25 degrees ! Estimated noise=1113.9 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 = 0.0686073 Jy ! Component: 100 - total flux cleaned = 0.0979747 Jy ! Component: 150 - total flux cleaned = 0.114761 Jy ! Component: 200 - total flux cleaned = 0.125276 Jy ! Total flux subtracted in 200 components = 0.125276 Jy ! Clean residual min=-0.006971 max=0.008423 Jy/beam ! Clean residual mean=-0.000447 rms=0.002779 Jy/beam ! Combined flux in latest and established models = 1.45626 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 80 components and 1.45626 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=10.09 mas, bmaj=31.51 mas, bpa=-12.71 degrees ! Estimated noise=1164.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00775912 Jy ! Component: 100 - total flux cleaned = 0.00969198 Jy ! Component: 150 - total flux cleaned = 0.0112131 Jy ! Component: 200 - total flux cleaned = 0.0124434 Jy ! Total flux subtracted in 200 components = 0.0124434 Jy ! Clean residual min=-0.005474 max=0.006431 Jy/beam ! Clean residual mean=-0.000410 rms=0.001911 Jy/beam ! Combined flux in latest and established models = 1.46871 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111293 Jy ! Component: 100 - total flux cleaned = 0.00193027 Jy ! Component: 150 - total flux cleaned = 0.00256404 Jy ! Component: 200 - total flux cleaned = 0.00263467 Jy ! Total flux subtracted in 200 components = 0.00263467 Jy ! Clean residual min=-0.005079 max=0.005516 Jy/beam ! Clean residual mean=-0.000365 rms=0.001649 Jy/beam ! Combined flux in latest and established models = 1.47134 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 120 components and 1.47134 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=5.812 mas, bmaj=19.91 mas, bpa=-3.25 degrees ! Estimated noise=1113.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000452356 Jy ! Component: 100 - total flux cleaned = -0.000448312 Jy ! Component: 150 - total flux cleaned = -0.000357681 Jy ! Component: 200 - total flux cleaned = -0.000356752 Jy ! Total flux subtracted in 200 components = -0.000356752 Jy ! Clean residual min=-0.004671 max=0.005343 Jy/beam ! Clean residual mean=-0.000279 rms=0.001495 Jy/beam ! Combined flux in latest and established models = 1.47099 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 137 components and 1.47099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152293Jy sigma=0.001069 ! Fit after self-cal, rms=0.152271Jy sigma=0.001068 wmodel J2258-2758_S_1999_12_20_pus_map.mod ! Writing 137 model components to file: J2258-2758_S_1999_12_20_pus_map.mod wobs J2258-2758_S_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J2258-2758_S_1999_12_20_pus_uvs.fits wwins J2258-2758_S_1999_12_20_pus_map.win ! wwins: Wrote 2 windows to J2258-2758_S_1999_12_20_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 = -0.000717608 Jy ! Component: 100 - total flux cleaned = -0.00101223 Jy ! Component: 150 - total flux cleaned = -0.00127861 Jy ! Component: 200 - total flux cleaned = -0.00152169 Jy ! Component: 250 - total flux cleaned = -0.00180656 Jy ! Component: 300 - total flux cleaned = -0.00213013 Jy ! Component: 350 - total flux cleaned = -0.00254296 Jy ! Component: 400 - total flux cleaned = -0.00314328 Jy ! Component: 450 - total flux cleaned = -0.00362787 Jy ! Component: 500 - total flux cleaned = -0.00428421 Jy ! Component: 550 - total flux cleaned = -0.00464801 Jy ! Component: 600 - total flux cleaned = -0.00517883 Jy ! Component: 650 - total flux cleaned = -0.00556653 Jy ! Component: 700 - total flux cleaned = -0.00594373 Jy ! Component: 750 - total flux cleaned = -0.00631029 Jy ! Component: 800 - total flux cleaned = -0.00662929 Jy ! Component: 850 - total flux cleaned = -0.00705889 Jy ! Component: 900 - total flux cleaned = -0.00744117 Jy ! Component: 950 - total flux cleaned = -0.00774155 Jy ! Component: 1000 - total flux cleaned = -0.00807285 Jy ! Component: 1050 - total flux cleaned = -0.00828992 Jy ! Component: 1100 - total flux cleaned = -0.00853844 Jy ! Component: 1150 - total flux cleaned = -0.00874798 Jy ! Component: 1200 - total flux cleaned = -0.00881681 Jy ! Component: 1250 - total flux cleaned = -0.00881657 Jy ! Component: 1300 - total flux cleaned = -0.00891728 Jy ! Component: 1350 - total flux cleaned = -0.0089501 Jy ! Component: 1400 - total flux cleaned = -0.00901507 Jy ! Component: 1450 - total flux cleaned = -0.00898272 Jy ! Component: 1500 - total flux cleaned = -0.00901471 Jy ! Component: 1550 - total flux cleaned = -0.00901512 Jy ! Component: 1600 - total flux cleaned = -0.00904616 Jy ! Component: 1650 - total flux cleaned = -0.00904586 Jy ! Component: 1700 - total flux cleaned = -0.00901493 Jy ! Component: 1750 - total flux cleaned = -0.00895449 Jy ! Component: 1800 - total flux cleaned = -0.00898463 Jy ! Component: 1850 - total flux cleaned = -0.00904409 Jy ! Component: 1900 - total flux cleaned = -0.00895649 Jy ! Component: 1950 - total flux cleaned = -0.00907326 Jy ! Component: 2000 - total flux cleaned = -0.00907333 Jy ! Total flux subtracted in 2048 components = -0.00904451 Jy ! Clean residual min=-0.001753 max=0.001477 Jy/beam ! Clean residual mean=-0.000098 rms=0.000611 Jy/beam ! Combined flux in latest and established models = 1.46194 Jy keep ! Adding 107 model components to the UV plane model. ! The established model now contains 243 components and 1.46194 Jy ![Exited script file: muppet] wmap "J2258-2758_S_1999_12_20_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.812 x 19.91 at -3.25 degrees (North through East) ! Clean map min=-0.0085578 max=1.2762 Jy/beam ! Writing clean map to FITS file: J2258-2758_S_1999_12_20_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.27625 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000599383 device "J2258-2758_S_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J2258-2758_S_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.140893 0.140893 0.281787 0.563573 1.12715 2.25429 4.50858 9.01717 18.0343 36.0687 72.1373 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.276 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.812 x 19.91 at -3.25 degrees (North through East) ! Clean map min=-0.0085578 max=1.2762 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2258-2758_S_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J2258-2758_S_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2258-2758_S_1999_12_20_pus_uvs.log closed on Thu Dec 20 15:41:46 2007