! Started logfile: J1454-4012_S_1999_12_20_pus_uvs.log on Thu Dec 20 15:20:45 2007 obs J1454-4012_S_1999_12_20_pus_uva.fits ! Reading UV FITS file: J1454-4012_S_1999_12_20_pus_uva.fits ! AN table 1: 10 integrations on 190 of 190 possible baselines. ! AN table 2: 56 integrations on 190 of 190 possible baselines. ! AN table 3: 26 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0869565 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1454-4012 ! ! 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 6080 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 J1454-4012_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 200 telescope corrections were flagged in sub-array 1. ! A total of 687 telescope corrections were flagged in sub-array 2. ! A total of 520 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 687 telescope corrections were flagged in sub-array 2. ! A total of 520 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 687 telescope corrections were flagged in sub-array 2. ! A total of 520 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 687 telescope corrections were flagged in sub-array 2. ! A total of 520 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.756770Jy sigma=0.005645 ! Fit after self-cal, rms=0.537922Jy sigma=0.003808 ! 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=2.038 mas, bmaj=6.61 mas, bpa=-3.743 degrees ! Estimated noise=1986.63 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.370447 Jy ! Component: 100 - total flux cleaned = 0.495441 Jy ! Total flux subtracted in 100 components = 0.495441 Jy ! Clean residual min=-0.038706 max=0.075178 Jy/beam ! Clean residual mean=0.000260 rms=0.018898 Jy/beam ! Combined flux in latest and established models = 0.495441 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.495441 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247632Jy sigma=0.001876 ! Fit after self-cal, rms=0.247578Jy sigma=0.001875 ! 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=2.462 mas, bmaj=7.62 mas, bpa=-8.015 degrees ! Estimated noise=1251.91 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 = 0.117793 Jy ! Component: 100 - total flux cleaned = 0.179791 Jy ! Component: 150 - total flux cleaned = 0.212658 Jy ! Component: 200 - total flux cleaned = 0.230139 Jy ! Total flux subtracted in 200 components = 0.230139 Jy ! Clean residual min=-0.022819 max=0.055155 Jy/beam ! Clean residual mean=0.000665 rms=0.011450 Jy/beam ! Combined flux in latest and established models = 0.725579 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 32 components and 0.725579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193057Jy sigma=0.001408 ! Fit after self-cal, rms=0.192921Jy sigma=0.001406 ! 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 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 1.00* FD 1.00 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 0.99 LA 0.92 ! MC 1.00* MK 1.00 NY 1.00* ON 1.00* ! OV 1.19 PT 0.93 SC 1.00 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! ! Correcting IF 2. ! 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 1.00* FD 1.03 GC 1.00* HH 1.00* ! HN 1.00* KK 0.98 KP 0.98 LA 0.90 ! MC 1.00* MK 0.96 NY 1.00* ON 1.00* ! OV 1.17 PT 0.90 SC 1.01 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! ! 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 1.00* FD 1.02 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 0.93 LA 0.95 ! MC 1.00* MK 0.95 NY 1.00* ON 1.00* ! OV 1.20 PT 0.89 SC 1.00 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! ! Correcting IF 4. ! 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 1.00* FD 1.01 GC 1.00* HH 1.00* ! HN 1.00* KK 1.03 KP 0.96 LA 0.94 ! MC 1.00* MK 0.98 NY 1.00* ON 1.00* ! OV 1.14 PT 0.94 SC 0.99 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! ! Fit before self-cal, rms=0.192921Jy sigma=0.001406 ! Fit after self-cal, rms=0.186355Jy sigma=0.001336 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.46 mas, bmaj=7.646 mas, bpa=-8.209 degrees ! Estimated noise=1230.47 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 (-12.5, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0331275 Jy ! Component: 100 - total flux cleaned = 0.0426492 Jy ! Component: 150 - total flux cleaned = 0.0427287 Jy ! Component: 200 - total flux cleaned = 0.0424208 Jy ! Total flux subtracted in 200 components = 0.0424208 Jy ! Clean residual min=-0.015104 max=0.020478 Jy/beam ! Clean residual mean=0.000366 rms=0.005102 Jy/beam ! Combined flux in latest and established models = 0.768 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 55 components and 0.768 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180056Jy sigma=0.001297 ! Fit after self-cal, rms=0.179517Jy sigma=0.001292 ! 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=0.179517Jy sigma=0.001292 ! Fit after self-cal, rms=0.174473Jy sigma=0.001286 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.45 mas, bmaj=7.581 mas, bpa=-7.816 degrees ! Estimated noise=1216.36 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0145029 Jy ! Component: 100 - total flux cleaned = 0.0167184 Jy ! Component: 150 - total flux cleaned = 0.0167299 Jy ! Component: 200 - total flux cleaned = 0.0165549 Jy ! Total flux subtracted in 200 components = 0.0165549 Jy ! Clean residual min=-0.012867 max=0.015429 Jy/beam ! Clean residual mean=0.000343 rms=0.003938 Jy/beam ! Combined flux in latest and established models = 0.784555 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 69 components and 0.784555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173094Jy sigma=0.001277 ! Fit after self-cal, rms=0.172814Jy sigma=0.001275 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 = 0.00540127 Jy ! Component: 100 - total flux cleaned = 0.0052439 Jy ! Component: 150 - total flux cleaned = 0.00495267 Jy ! Component: 200 - total flux cleaned = 0.00456461 Jy ! Total flux subtracted in 200 components = 0.00456461 Jy ! Clean residual min=-0.011551 max=0.014055 Jy/beam ! Clean residual mean=0.000338 rms=0.003589 Jy/beam ! Combined flux in latest and established models = 0.78912 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 89 components and 0.78912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172455Jy sigma=0.001273 ! Fit after self-cal, rms=0.172410Jy sigma=0.001272 ! 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=0.172410Jy sigma=0.001272 ! Fit after self-cal, rms=0.170861Jy sigma=0.001270 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.446 mas, bmaj=7.555 mas, bpa=-7.649 degrees ! Estimated noise=1213.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00733188 Jy ! Component: 100 - total flux cleaned = 0.00900257 Jy ! Component: 150 - total flux cleaned = 0.0088769 Jy ! Component: 200 - total flux cleaned = 0.008651 Jy ! Total flux subtracted in 200 components = 0.008651 Jy ! Clean residual min=-0.010161 max=0.012530 Jy/beam ! Clean residual mean=0.000285 rms=0.003159 Jy/beam ! Combined flux in latest and established models = 0.797771 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 114 components and 0.797771 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170491Jy sigma=0.001268 ! Fit after self-cal, rms=0.170407Jy sigma=0.001267 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 = 0.00324748 Jy ! Component: 100 - total flux cleaned = 0.00288848 Jy ! Component: 150 - total flux cleaned = 0.00235094 Jy ! Component: 200 - total flux cleaned = 0.00195623 Jy ! Total flux subtracted in 200 components = 0.00195623 Jy ! Clean residual min=-0.009518 max=0.011938 Jy/beam ! Clean residual mean=0.000284 rms=0.002973 Jy/beam ! Combined flux in latest and established models = 0.799727 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 129 components and 0.799727 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170240Jy sigma=0.001266 ! Fit after self-cal, rms=0.170226Jy sigma=0.001266 ! 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=0.170226Jy sigma=0.001266 ! Fit after self-cal, rms=0.170007Jy sigma=0.001265 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.983 mas, bmaj=28.46 mas, bpa=-3.715 degrees ! Estimated noise=1761.41 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00521782 Jy ! Component: 100 - total flux cleaned = 0.00490905 Jy ! Component: 150 - total flux cleaned = 0.00431511 Jy ! Component: 200 - total flux cleaned = 0.00379741 Jy ! Total flux subtracted in 200 components = 0.00379741 Jy ! Clean residual min=-0.013243 max=0.015426 Jy/beam ! Clean residual mean=0.000558 rms=0.005256 Jy/beam ! Combined flux in latest and established models = 0.803524 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 144 components and 0.803524 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169881Jy sigma=0.001264 ! Fit after self-cal, rms=0.169816Jy sigma=0.001263 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 = 0.00260103 Jy ! Component: 100 - total flux cleaned = 0.00194383 Jy ! Component: 150 - total flux cleaned = 0.00149987 Jy ! Component: 200 - total flux cleaned = 0.00110884 Jy ! Total flux subtracted in 200 components = 0.00110884 Jy ! Clean residual min=-0.012427 max=0.014849 Jy/beam ! Clean residual mean=0.000564 rms=0.004944 Jy/beam ! Combined flux in latest and established models = 0.804633 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 165 components and 0.804633 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169810Jy sigma=0.001263 ! Fit after self-cal, rms=0.169794Jy sigma=0.001263 ! 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=2.446 mas, bmaj=7.546 mas, bpa=-7.578 degrees ! Estimated noise=1214.29 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.446 x 7.546 at -7.578 degrees (North through East) ! Clean map min=-0.018466 max=0.5077 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=0.169794Jy sigma=0.001263 ! Fit after self-cal, rms=0.159707Jy sigma=0.001103 ! Inverting map and beam ! Estimated beam: bmin=2.45 mas, bmaj=7.553 mas, bpa=-7.592 degrees ! Estimated noise=1219.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00501854 Jy ! Component: 100 - total flux cleaned = 0.00616452 Jy ! Component: 150 - total flux cleaned = 0.00598279 Jy ! Component: 200 - total flux cleaned = 0.00590626 Jy ! Total flux subtracted in 200 components = 0.00590626 Jy ! Clean residual min=-0.006648 max=0.009634 Jy/beam ! Clean residual mean=0.000199 rms=0.002315 Jy/beam ! Combined flux in latest and established models = 0.81054 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 185 components and 0.81054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159503Jy sigma=0.001101 ! Fit after self-cal, rms=0.159498Jy sigma=0.001101 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122959 Jy ! Component: 100 - total flux cleaned = 0.000891632 Jy ! Component: 150 - total flux cleaned = 0.000742052 Jy ! Component: 200 - total flux cleaned = 0.000536939 Jy ! Total flux subtracted in 200 components = 0.000536939 Jy ! Clean residual min=-0.006319 max=0.009370 Jy/beam ! Clean residual mean=0.000200 rms=0.002237 Jy/beam ! Combined flux in latest and established models = 0.811076 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 189 components and 0.811076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159412Jy sigma=0.001101 ! Fit after self-cal, rms=0.159414Jy sigma=0.001100 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159414Jy sigma=0.001100 ! Fit after self-cal, rms=0.159288Jy sigma=0.001100 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=2.026 mas, bmaj=6.601 mas, bpa=-3.179 degrees ! Estimated noise=1926.76 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.359836 Jy ! Component: 100 - total flux cleaned = 0.484475 Jy ! Component: 150 - total flux cleaned = 0.565498 Jy ! Component: 200 - total flux cleaned = 0.624674 Jy ! Total flux subtracted in 200 components = 0.624674 Jy ! Clean residual min=-0.021642 max=0.039194 Jy/beam ! Clean residual mean=0.000156 rms=0.010448 Jy/beam ! Combined flux in latest and established models = 0.624675 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 40 model components to the UV plane model. ! The established model now contains 40 components and 0.624675 Jy ! Inverting map and beam ! Estimated beam: bmin=2.449 mas, bmaj=7.542 mas, bpa=-7.528 degrees ! Estimated noise=1220.06 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 = 0.0659721 Jy ! Component: 100 - total flux cleaned = 0.107321 Jy ! Component: 150 - total flux cleaned = 0.134031 Jy ! Component: 200 - total flux cleaned = 0.151629 Jy ! Total flux subtracted in 200 components = 0.151629 Jy ! Clean residual min=-0.010475 max=0.013328 Jy/beam ! Clean residual mean=0.000253 rms=0.004022 Jy/beam ! Combined flux in latest and established models = 0.776304 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 64 components and 0.776304 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=9.959 mas, bmaj=28.43 mas, bpa=-3.683 degrees ! Estimated noise=1768.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0225755 Jy ! Component: 100 - total flux cleaned = 0.0326304 Jy ! Component: 150 - total flux cleaned = 0.0356951 Jy ! Component: 200 - total flux cleaned = 0.0360214 Jy ! Total flux subtracted in 200 components = 0.0360214 Jy ! Clean residual min=-0.013841 max=0.015569 Jy/beam ! Clean residual mean=0.000363 rms=0.005290 Jy/beam ! Combined flux in latest and established models = 0.812325 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 = 0.000303941 Jy ! Component: 100 - total flux cleaned = 0.000569588 Jy ! Component: 150 - total flux cleaned = 0.000800849 Jy ! Component: 200 - total flux cleaned = 0.000805101 Jy ! Total flux subtracted in 200 components = 0.000805101 Jy ! Clean residual min=-0.012479 max=0.015139 Jy/beam ! Clean residual mean=0.000361 rms=0.005095 Jy/beam ! Combined flux in latest and established models = 0.81313 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 113 components and 0.81313 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.449 mas, bmaj=7.542 mas, bpa=-7.528 degrees ! Estimated noise=1220.06 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000596015 Jy ! Component: 100 - total flux cleaned = 0.000910271 Jy ! Component: 150 - total flux cleaned = 0.000706666 Jy ! Component: 200 - total flux cleaned = 0.000528154 Jy ! Total flux subtracted in 200 components = 0.000528154 Jy ! Clean residual min=-0.008430 max=0.012387 Jy/beam ! Clean residual mean=0.000158 rms=0.002740 Jy/beam ! Combined flux in latest and established models = 0.813659 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 119 components and 0.813659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159620Jy sigma=0.001104 ! Fit after self-cal, rms=0.159493Jy sigma=0.001102 wmodel J1454-4012_S_1999_12_20_pus_map.mod ! Writing 119 model components to file: J1454-4012_S_1999_12_20_pus_map.mod wobs J1454-4012_S_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J1454-4012_S_1999_12_20_pus_uvs.fits wwins J1454-4012_S_1999_12_20_pus_map.win ! wwins: Wrote 2 windows to J1454-4012_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 = 0.0037326 Jy ! Component: 100 - total flux cleaned = 0.00386881 Jy ! Component: 150 - total flux cleaned = 0.00341295 Jy ! Component: 200 - total flux cleaned = 0.00288841 Jy ! Component: 250 - total flux cleaned = 0.00250849 Jy ! Component: 300 - total flux cleaned = 0.00284697 Jy ! Component: 350 - total flux cleaned = 0.00315896 Jy ! Component: 400 - total flux cleaned = 0.00330482 Jy ! Component: 450 - total flux cleaned = 0.00350712 Jy ! Component: 500 - total flux cleaned = 0.00376138 Jy ! Component: 550 - total flux cleaned = 0.00412183 Jy ! Component: 600 - total flux cleaned = 0.00451948 Jy ! Component: 650 - total flux cleaned = 0.00516941 Jy ! Component: 700 - total flux cleaned = 0.00579179 Jy ! Component: 750 - total flux cleaned = 0.00634056 Jy ! Component: 800 - total flux cleaned = 0.00686888 Jy ! Component: 850 - total flux cleaned = 0.00728398 Jy ! Component: 900 - total flux cleaned = 0.00781538 Jy ! Component: 950 - total flux cleaned = 0.00807087 Jy ! Component: 1000 - total flux cleaned = 0.00827829 Jy ! Component: 1050 - total flux cleaned = 0.00843915 Jy ! Component: 1100 - total flux cleaned = 0.00867348 Jy ! Component: 1150 - total flux cleaned = 0.00882525 Jy ! Component: 1200 - total flux cleaned = 0.00901096 Jy ! Component: 1250 - total flux cleaned = 0.00926378 Jy ! Component: 1300 - total flux cleaned = 0.00954725 Jy ! Component: 1350 - total flux cleaned = 0.00979128 Jy ! Component: 1400 - total flux cleaned = 0.0101004 Jy ! Component: 1450 - total flux cleaned = 0.010405 Jy ! Component: 1500 - total flux cleaned = 0.0107403 Jy ! Component: 1550 - total flux cleaned = 0.0110065 Jy ! Component: 1600 - total flux cleaned = 0.0112712 Jy ! Component: 1650 - total flux cleaned = 0.0115348 Jy ! Component: 1700 - total flux cleaned = 0.0117643 Jy ! Component: 1750 - total flux cleaned = 0.0120259 Jy ! Component: 1800 - total flux cleaned = 0.0123524 Jy ! Component: 1850 - total flux cleaned = 0.012581 Jy ! Component: 1900 - total flux cleaned = 0.0128757 Jy ! Component: 1950 - total flux cleaned = 0.0131056 Jy ! Component: 2000 - total flux cleaned = 0.0133363 Jy ! Total flux subtracted in 2048 components = 0.0135681 Jy ! Clean residual min=-0.002271 max=0.002140 Jy/beam ! Clean residual mean=0.000226 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.827227 Jy keep ! Adding 136 model components to the UV plane model. ! The established model now contains 255 components and 0.827227 Jy ![Exited script file: muppet] wmap "J1454-4012_S_1999_12_20_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.449 x 7.542 at -7.528 degrees (North through East) ! Clean map min=-0.0072538 max=0.49024 Jy/beam ! Writing clean map to FITS file: J1454-4012_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 0.490237 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000716556 device "J1454-4012_S_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J1454-4012_S_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.438496 0.438496 0.876992 1.75398 3.50797 7.01593 14.0319 28.0637 56.1275 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.49 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.449 x 7.542 at -7.528 degrees (North through East) ! Clean map min=-0.0072538 max=0.49024 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1454-4012_S_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J1454-4012_S_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1454-4012_S_1999_12_20_pus_uvs.log closed on Thu Dec 20 15:20:55 2007