! Started logfile: J0538-4405_S_1999_12_20_pus_uvs.log on Thu Dec 20 14:56:09 2007 obs J0538-4405_S_1999_12_20_pus_uva.fits ! Reading UV FITS file: J0538-4405_S_1999_12_20_pus_uva.fits ! AN table 1: 26 integrations on 190 of 190 possible baselines. ! AN table 2: 11 integrations on 190 of 190 possible baselines. ! AN table 3: 13 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0448421 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0538-4405 ! ! 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 1704 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 J0538-4405_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 433 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! A total of 195 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 433 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! A total of 195 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 433 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! A total of 195 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 433 telescope corrections were flagged in sub-array 1. ! A total of 220 telescope corrections were flagged in sub-array 2. ! A total of 195 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.993073Jy sigma=0.015613 ! Fit after self-cal, rms=1.671429Jy sigma=0.013191 ! 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=2.807 mas, bmaj=14.23 mas, bpa=-10.92 degrees ! Estimated noise=2935.87 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 = 1.9705 Jy ! Component: 100 - total flux cleaned = 2.47372 Jy ! Total flux subtracted in 100 components = 2.47372 Jy ! Clean residual min=-0.079446 max=0.204128 Jy/beam ! Clean residual mean=0.001600 rms=0.037165 Jy/beam ! Combined flux in latest and established models = 2.47372 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 2.47372 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.435376Jy sigma=0.003404 ! Fit after self-cal, rms=0.435380Jy sigma=0.003404 ! 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=3.135 mas, bmaj=16.95 mas, bpa=-12.09 degrees ! Estimated noise=2245.49 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 = 0.25334 Jy ! Component: 100 - total flux cleaned = 0.357023 Jy ! Component: 150 - total flux cleaned = 0.405924 Jy ! Component: 200 - total flux cleaned = 0.430203 Jy ! Total flux subtracted in 200 components = 0.430203 Jy ! Clean residual min=-0.053592 max=0.059756 Jy/beam ! Clean residual mean=0.001504 rms=0.019595 Jy/beam ! Combined flux in latest and established models = 2.90392 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 42 components and 2.90392 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276183Jy sigma=0.002207 ! Fit after self-cal, rms=0.275889Jy sigma=0.002205 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 0.99 LA 1.00 ! MC 1.00* MK 1.03 NY 1.00* ON 1.00* ! OV 1.05 PT 1.07 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.93 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.89 LA 0.96 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 0.97 SC 1.02 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.05 NL 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.02 GC 1.00* HH 1.00* ! HN 1.00* KK 0.98 KP 0.99 LA 0.99 ! MC 1.00* MK 1.00 NY 1.00* ON 1.00* ! OV 1.03 PT 1.03 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.94 LA 0.93 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 0.95 SC 1.01 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.04 NL 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 1.04 LA 1.01 ! MC 1.00* MK 0.97 NY 1.00* ON 1.00* ! OV 1.03 PT 1.15 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.95 LA 0.95 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 0.93 SC 1.03 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.06 NL 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 0.98 LA 1.00 ! MC 1.00* MK 1.00 NY 1.00* ON 1.00* ! OV 0.99 PT 1.27 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.94 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.95 LA 0.95 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 0.98 SC 1.04 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.03 NL 1.00* ! ! ! Fit before self-cal, rms=0.275889Jy sigma=0.002205 ! Fit after self-cal, rms=0.188213Jy sigma=0.001393 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.166 mas, bmaj=16.87 mas, bpa=-11.78 degrees ! Estimated noise=2257.43 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 = -0.00269926 Jy ! Component: 100 - total flux cleaned = -0.00322472 Jy ! Component: 150 - total flux cleaned = -0.00368412 Jy ! Component: 200 - total flux cleaned = -0.00407115 Jy ! Total flux subtracted in 200 components = -0.00407115 Jy ! Clean residual min=-0.019442 max=0.023045 Jy/beam ! Clean residual mean=0.000614 rms=0.005389 Jy/beam ! Combined flux in latest and established models = 2.89985 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 2.89985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184767Jy sigma=0.001374 ! Fit after self-cal, rms=0.184867Jy sigma=0.001373 ! 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=0.184867Jy sigma=0.001373 ! Fit after self-cal, rms=0.184099Jy sigma=0.001369 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.171 mas, bmaj=16.87 mas, bpa=-11.75 degrees ! Estimated noise=2258.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000877393 Jy ! Component: 100 - total flux cleaned = -0.00130756 Jy ! Component: 150 - total flux cleaned = -0.00168405 Jy ! Component: 200 - total flux cleaned = -0.00200819 Jy ! Total flux subtracted in 200 components = -0.00200819 Jy ! Clean residual min=-0.016900 max=0.021882 Jy/beam ! Clean residual mean=0.000477 rms=0.004785 Jy/beam ! Combined flux in latest and established models = 2.89784 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 69 components and 2.89784 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182011Jy sigma=0.001357 ! Fit after self-cal, rms=0.181987Jy sigma=0.001357 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 (-1.5, 55). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109726 Jy ! Component: 100 - total flux cleaned = 0.0109179 Jy ! Component: 150 - total flux cleaned = 0.0109385 Jy ! Component: 200 - total flux cleaned = 0.0106374 Jy ! Total flux subtracted in 200 components = 0.0106374 Jy ! Clean residual min=-0.014698 max=0.013952 Jy/beam ! Clean residual mean=0.000473 rms=0.003837 Jy/beam ! Combined flux in latest and established models = 2.90848 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 91 components and 2.90848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179315Jy sigma=0.001341 ! Fit after self-cal, rms=0.179285Jy sigma=0.001340 ! 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=0.179285Jy sigma=0.001340 ! Fit after self-cal, rms=0.178580Jy sigma=0.001336 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.174 mas, bmaj=16.85 mas, bpa=-11.71 degrees ! Estimated noise=2257.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123334 Jy ! Component: 100 - total flux cleaned = -1.91256e-05 Jy ! Component: 150 - total flux cleaned = -0.000268324 Jy ! Component: 200 - total flux cleaned = -3.1386e-05 Jy ! Total flux subtracted in 200 components = -3.1386e-05 Jy ! Clean residual min=-0.011877 max=0.010941 Jy/beam ! Clean residual mean=0.000376 rms=0.003177 Jy/beam ! Combined flux in latest and established models = 2.90845 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 103 components and 2.90845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177384Jy sigma=0.001329 ! Fit after self-cal, rms=0.177390Jy sigma=0.001329 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 = 0.000421926 Jy ! Component: 100 - total flux cleaned = 0.000230895 Jy ! Component: 150 - total flux cleaned = 0.000410627 Jy ! Component: 200 - total flux cleaned = 0.0004061 Jy ! Total flux subtracted in 200 components = 0.0004061 Jy ! Clean residual min=-0.010991 max=0.010140 Jy/beam ! Clean residual mean=0.000370 rms=0.002969 Jy/beam ! Combined flux in latest and established models = 2.90886 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 119 components and 2.90886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176928Jy sigma=0.001327 ! Fit after self-cal, rms=0.176938Jy sigma=0.001326 ! 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=0.176938Jy sigma=0.001326 ! Fit after self-cal, rms=0.176766Jy sigma=0.001325 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.017 mas, bmaj=36.91 mas, bpa=-3.631 degrees ! Estimated noise=2852.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000797524 Jy ! Component: 100 - total flux cleaned = 0.000972817 Jy ! Component: 150 - total flux cleaned = 0.00083979 Jy ! Component: 200 - total flux cleaned = 0.000846312 Jy ! Total flux subtracted in 200 components = 0.000846312 Jy ! Clean residual min=-0.009467 max=0.010310 Jy/beam ! Clean residual mean=0.000521 rms=0.003103 Jy/beam ! Combined flux in latest and established models = 2.9097 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 136 components and 2.9097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176503Jy sigma=0.001324 ! Fit after self-cal, rms=0.176507Jy sigma=0.001324 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 = 0.000294158 Jy ! Component: 100 - total flux cleaned = 0.000178646 Jy ! Component: 150 - total flux cleaned = 0.000295279 Jy ! Component: 200 - total flux cleaned = 0.000291754 Jy ! Total flux subtracted in 200 components = 0.000291754 Jy ! Clean residual min=-0.009323 max=0.009965 Jy/beam ! Clean residual mean=0.000505 rms=0.003058 Jy/beam ! Combined flux in latest and established models = 2.90999 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 139 components and 2.90999 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176385Jy sigma=0.001323 ! Fit after self-cal, rms=0.176388Jy sigma=0.001323 ! 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=3.176 mas, bmaj=16.85 mas, bpa=-11.69 degrees ! Estimated noise=2256.37 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.176 x 16.85 at -11.69 degrees (North through East) ! Clean map min=-0.013132 max=2.5494 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=0.176388Jy sigma=0.001323 ! Fit after self-cal, rms=0.149015Jy sigma=0.001106 ! Inverting map and beam ! Estimated beam: bmin=3.178 mas, bmaj=16.85 mas, bpa=-11.69 degrees ! Estimated noise=2257.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000628554 Jy ! Component: 100 - total flux cleaned = 0.000792949 Jy ! Component: 150 - total flux cleaned = 0.000937052 Jy ! Component: 200 - total flux cleaned = 0.000802325 Jy ! Total flux subtracted in 200 components = 0.000802325 Jy ! Clean residual min=-0.009334 max=0.008493 Jy/beam ! Clean residual mean=0.000354 rms=0.002439 Jy/beam ! Combined flux in latest and established models = 2.9108 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 158 components and 2.9108 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148662Jy sigma=0.001104 ! Fit after self-cal, rms=0.148667Jy sigma=0.001104 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000237472 Jy ! Component: 100 - total flux cleaned = 0.000238801 Jy ! Component: 150 - total flux cleaned = 0.000242337 Jy ! Component: 200 - total flux cleaned = 0.000243973 Jy ! Total flux subtracted in 200 components = 0.000243973 Jy ! Clean residual min=-0.009123 max=0.008188 Jy/beam ! Clean residual mean=0.000344 rms=0.002357 Jy/beam ! Combined flux in latest and established models = 2.91104 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 163 components and 2.91104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148446Jy sigma=0.001102 ! Fit after self-cal, rms=0.148454Jy sigma=0.001102 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148454Jy sigma=0.001102 ! Fit after self-cal, rms=0.148404Jy sigma=0.001102 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=2.812 mas, bmaj=14.22 mas, bpa=-10.71 degrees ! Estimated noise=2936.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.9683 Jy ! Component: 100 - total flux cleaned = 2.45984 Jy ! Component: 150 - total flux cleaned = 2.66061 Jy ! Component: 200 - total flux cleaned = 2.7592 Jy ! Total flux subtracted in 200 components = 2.7592 Jy ! Clean residual min=-0.028087 max=0.059961 Jy/beam ! Clean residual mean=0.000356 rms=0.012278 Jy/beam ! Combined flux in latest and established models = 2.7592 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 26 model components to the UV plane model. ! The established model now contains 26 components and 2.7592 Jy ! Inverting map and beam ! Estimated beam: bmin=3.178 mas, bmaj=16.85 mas, bpa=-11.69 degrees ! Estimated noise=2257.12 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 = 0.0754241 Jy ! Component: 100 - total flux cleaned = 0.113978 Jy ! Component: 150 - total flux cleaned = 0.134772 Jy ! Component: 200 - total flux cleaned = 0.143164 Jy ! Total flux subtracted in 200 components = 0.143164 Jy ! Clean residual min=-0.009728 max=0.015309 Jy/beam ! Clean residual mean=0.000363 rms=0.003281 Jy/beam ! Combined flux in latest and established models = 2.90237 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 57 components and 2.90237 Jy ! Inverting map ! Added new window around map position (6, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0088087 Jy ! Component: 100 - total flux cleaned = 0.0109823 Jy ! Component: 150 - total flux cleaned = 0.0119963 Jy ! Component: 200 - total flux cleaned = 0.0128417 Jy ! Total flux subtracted in 200 components = 0.0128417 Jy ! Clean residual min=-0.008214 max=0.008657 Jy/beam ! Clean residual mean=0.000243 rms=0.002448 Jy/beam ! Combined flux in latest and established models = 2.91521 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 79 components and 2.91521 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=9.015 mas, bmaj=36.91 mas, bpa=-3.638 degrees ! Estimated noise=2851.83 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000155059 Jy ! Component: 100 - total flux cleaned = 0.000156864 Jy ! Component: 150 - total flux cleaned = 2.45294e-05 Jy ! Component: 200 - total flux cleaned = 2.39897e-05 Jy ! Total flux subtracted in 200 components = 2.39897e-05 Jy ! Clean residual min=-0.008314 max=0.009425 Jy/beam ! Clean residual mean=0.000467 rms=0.002931 Jy/beam ! Combined flux in latest and established models = 2.91523 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 = -0.000123239 Jy ! Component: 100 - total flux cleaned = -0.00024038 Jy ! Component: 150 - total flux cleaned = -0.0003492 Jy ! Component: 200 - total flux cleaned = -0.000451382 Jy ! Total flux subtracted in 200 components = -0.000451382 Jy ! Clean residual min=-0.007587 max=0.008957 Jy/beam ! Clean residual mean=0.000470 rms=0.002806 Jy/beam ! Combined flux in latest and established models = 2.91478 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 95 components and 2.91478 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.178 mas, bmaj=16.85 mas, bpa=-11.69 degrees ! Estimated noise=2257.12 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.69088e-05 Jy ! Component: 100 - total flux cleaned = 3.48979e-05 Jy ! Component: 150 - total flux cleaned = 0.000186542 Jy ! Component: 200 - total flux cleaned = 0.000324496 Jy ! Total flux subtracted in 200 components = 0.000324496 Jy ! Clean residual min=-0.006704 max=0.007878 Jy/beam ! Clean residual mean=0.000250 rms=0.002156 Jy/beam ! Combined flux in latest and established models = 2.91511 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 116 components and 2.91511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148029Jy sigma=0.001099 ! Fit after self-cal, rms=0.147945Jy sigma=0.001098 wmodel J0538-4405_S_1999_12_20_pus_map.mod ! Writing 116 model components to file: J0538-4405_S_1999_12_20_pus_map.mod wobs J0538-4405_S_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J0538-4405_S_1999_12_20_pus_uvs.fits wwins J0538-4405_S_1999_12_20_pus_map.win ! wwins: Wrote 3 windows to J0538-4405_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 = 0.000898051 Jy ! Component: 100 - total flux cleaned = -0.000392392 Jy ! Component: 150 - total flux cleaned = -0.00168714 Jy ! Component: 200 - total flux cleaned = -0.00158642 Jy ! Component: 250 - total flux cleaned = -0.0014915 Jy ! Component: 300 - total flux cleaned = -0.000960926 Jy ! Component: 350 - total flux cleaned = -0.000959198 Jy ! Component: 400 - total flux cleaned = -0.00111903 Jy ! Component: 450 - total flux cleaned = -0.00135239 Jy ! Component: 500 - total flux cleaned = -0.00165252 Jy ! Component: 550 - total flux cleaned = -0.00201746 Jy ! Component: 600 - total flux cleaned = -0.00236959 Jy ! Component: 650 - total flux cleaned = -0.00250735 Jy ! Component: 700 - total flux cleaned = -0.00284459 Jy ! Component: 750 - total flux cleaned = -0.0031723 Jy ! Component: 800 - total flux cleaned = -0.0034926 Jy ! Component: 850 - total flux cleaned = -0.00374376 Jy ! Component: 900 - total flux cleaned = -0.00423425 Jy ! Component: 950 - total flux cleaned = -0.00459326 Jy ! Component: 1000 - total flux cleaned = -0.00500431 Jy ! Component: 1050 - total flux cleaned = -0.00552294 Jy ! Component: 1100 - total flux cleaned = -0.00614392 Jy ! Component: 1150 - total flux cleaned = -0.00658796 Jy ! Component: 1200 - total flux cleaned = -0.00713111 Jy ! Component: 1250 - total flux cleaned = -0.00750537 Jy ! Component: 1300 - total flux cleaned = -0.00797878 Jy ! Component: 1350 - total flux cleaned = -0.00849614 Jy ! Component: 1400 - total flux cleaned = -0.00905788 Jy ! Component: 1450 - total flux cleaned = -0.00966258 Jy ! Component: 1500 - total flux cleaned = -0.01021 Jy ! Component: 1550 - total flux cleaned = -0.0108482 Jy ! Component: 1600 - total flux cleaned = -0.0114293 Jy ! Component: 1650 - total flux cleaned = -0.0119556 Jy ! Component: 1700 - total flux cleaned = -0.012476 Jy ! Component: 1750 - total flux cleaned = -0.0130835 Jy ! Component: 1800 - total flux cleaned = -0.0135917 Jy ! Component: 1850 - total flux cleaned = -0.014003 Jy ! Component: 1900 - total flux cleaned = -0.0143651 Jy ! Component: 1950 - total flux cleaned = -0.0149472 Jy ! Component: 2000 - total flux cleaned = -0.0152572 Jy ! Total flux subtracted in 2048 components = -0.0157839 Jy ! Clean residual min=-0.002664 max=0.002582 Jy/beam ! Clean residual mean=0.000165 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 2.89932 Jy keep ! Adding 98 model components to the UV plane model. ! The established model now contains 213 components and 2.89932 Jy ![Exited script file: muppet] wmap "J0538-4405_S_1999_12_20_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.178 x 16.85 at -11.69 degrees (North through East) ! Clean map min=-0.0052741 max=2.5427 Jy/beam ! Writing clean map to FITS file: J0538-4405_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 2.5427 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000866248 device "J0538-4405_S_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J0538-4405_S_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.102204 0.102204 0.204409 0.408817 0.817634 1.63527 3.27054 6.54108 13.0822 26.1643 52.3286 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.542 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.178 x 16.85 at -11.69 degrees (North through East) ! Clean map min=-0.0052741 max=2.5427 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0538-4405_S_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J0538-4405_S_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0538-4405_S_1999_12_20_pus_uvs.log closed on Thu Dec 20 14:56:16 2007