! Started logfile: J0854+2006_S_2003_06_18_pus_uvs.log on Tue Jan 23 22:16:22 2007 obs J0854+2006_S_2003_06_18_pus_uva.fits ! Reading UV FITS file: J0854+2006_S_2003_06_18_pus_uva.fits ! AN table 1: 321 integrations on 153 of 153 possible baselines. ! AN table 2: 87 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0780149 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0854+2006 ! ! 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 2425 lines of history. ! ! Reading 19480 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 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 4410 telescope corrections were flagged in sub-array 1. ! A total of 1358 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 4371 telescope corrections were flagged in sub-array 1. ! A total of 1358 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 4410 telescope corrections were flagged in sub-array 1. ! A total of 1392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 4512 telescope corrections were flagged in sub-array 1. ! A total of 1392 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.154437Jy sigma=0.011871 ! Fit after self-cal, rms=0.587488Jy sigma=0.005193 ! 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=2.307 mas, bmaj=3.98 mas, bpa=5.687 degrees ! Estimated noise=943.697 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 = 0.942049 Jy ! Component: 100 - total flux cleaned = 1.22999 Jy ! Total flux subtracted in 100 components = 1.22999 Jy ! Clean residual min=-0.056408 max=0.133778 Jy/beam ! Clean residual mean=-0.000175 rms=0.018236 Jy/beam ! Combined flux in latest and established models = 1.22999 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 1.22999 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.507956Jy sigma=0.003744 ! Fit after self-cal, rms=0.506423Jy sigma=0.003742 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.154752 Jy ! Component: 100 - total flux cleaned = 0.244335 Jy ! Total flux subtracted in 100 components = 0.244335 Jy ! Clean residual min=-0.036160 max=0.046828 Jy/beam ! Clean residual mean=-0.000124 rms=0.010574 Jy/beam ! Combined flux in latest and established models = 1.47433 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 1.47433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.462959Jy sigma=0.002716 ! Fit after self-cal, rms=0.462539Jy sigma=0.002714 ! 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=2.523 mas, bmaj=4.56 mas, bpa=-0.694 degrees ! Estimated noise=543.372 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 = 0.0564151 Jy ! Component: 100 - total flux cleaned = 0.0880523 Jy ! Component: 150 - total flux cleaned = 0.105077 Jy ! Component: 200 - total flux cleaned = 0.106822 Jy ! Total flux subtracted in 200 components = 0.106822 Jy ! Clean residual min=-0.033059 max=0.033513 Jy/beam ! Clean residual mean=-0.000570 rms=0.009081 Jy/beam ! Combined flux in latest and established models = 1.58115 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 35 components and 1.58115 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.455804Jy sigma=0.002542 ! Fit after self-cal, rms=0.455610Jy sigma=0.002540 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 306 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 GG 1.00* HN 0.98 ! KK 1.04 KP 0.86 LA 0.96 MA 1.00* ! MK 1.02 NL 1.04 ON 1.00* OV 1.25 ! PT 0.98 SC 0.95 TC 1.40 TS 1.00* ! WF 1.05 WZ 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HN 1.02 ! KK 1.00* KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 1.02 ON 1.37 OV 1.00* ! PT 1.00* SC 0.88 TC 1.04 TS 1.00* ! WF 1.07 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 345 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.94 GG 1.00* HN 1.05 ! KK 1.05 KP 0.95 LA 0.96 MA 1.00* ! MK 1.10 NL 0.98 ON 1.00* OV 1.05 ! PT 0.96 SC 0.98 TC 1.34 TS 1.00* ! WF 1.00 WZ 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HN 1.06 ! KK 1.00* KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 0.96 ON 1.17 OV 1.00* ! PT 1.00* SC 0.90 TC 0.96 TS 1.00* ! WF 1.02 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 306 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 GG 1.00* HN 1.06 ! KK 1.07 KP 0.95 LA 0.92 MA 1.00* ! MK 1.04 NL 0.98 ON 1.00* OV 1.12 ! PT 0.97 SC 1.11 TC 1.24 TS 1.00* ! WF 1.01 WZ 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HN 1.09 ! KK 1.00* KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 0.96 ON 1.00* OV 1.00* ! PT 1.00* SC 1.00 TC 0.96 TS 1.00* ! WF 1.00 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 279 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.94 GG 1.00* HN 1.01 ! KK 1.08 KP 0.95 LA 0.95 MA 1.00* ! MK 0.98 NL 1.02 ON 1.00* OV 1.11 ! PT 1.02 SC 1.11 TC 0.85 TS 1.00* ! WF 1.02 WZ 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HN 1.23 ! KK 1.00* KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 1.01 ON 1.00* OV 1.00* ! PT 1.00* SC 1.01 TC 1.09 TS 1.00* ! WF 1.26 WZ 1.00* ! ! ! Fit before self-cal, rms=0.455610Jy sigma=0.002540 ! Fit after self-cal, rms=0.527565Jy sigma=0.002166 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.633 mas, bmaj=4.995 mas, bpa=-3.463 degrees ! Estimated noise=553.784 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 (-4.5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00886365 Jy ! Component: 100 - total flux cleaned = 0.00832091 Jy ! Component: 150 - total flux cleaned = 0.00595361 Jy ! Component: 200 - total flux cleaned = 0.00394355 Jy ! Total flux subtracted in 200 components = 0.00394355 Jy ! Clean residual min=-0.013382 max=0.017890 Jy/beam ! Clean residual mean=-0.000082 rms=0.003322 Jy/beam ! Combined flux in latest and established models = 1.58509 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 1.58509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.525778Jy sigma=0.002137 ! Fit after self-cal, rms=0.526757Jy sigma=0.002133 ! Inverting map ! Added new window around map position (-16, -21.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00632133 Jy ! Component: 100 - total flux cleaned = 0.00671641 Jy ! Component: 150 - total flux cleaned = 0.00708876 Jy ! Component: 200 - total flux cleaned = 0.00708379 Jy ! Total flux subtracted in 200 components = 0.00708379 Jy ! Clean residual min=-0.012253 max=0.013488 Jy/beam ! Clean residual mean=-0.000141 rms=0.002943 Jy/beam ! Combined flux in latest and established models = 1.59217 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 58 components and 1.59217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.525142Jy sigma=0.002119 ! Fit after self-cal, rms=0.525115Jy sigma=0.002117 ! 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=0.525115Jy sigma=0.002117 ! Fit after self-cal, rms=0.675814Jy sigma=0.002088 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.634 mas, bmaj=5.267 mas, bpa=-4.644 degrees ! Estimated noise=558.658 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0045296 Jy ! Component: 100 - total flux cleaned = 0.00410049 Jy ! Component: 150 - total flux cleaned = 0.00333101 Jy ! Component: 200 - total flux cleaned = 0.00332673 Jy ! Total flux subtracted in 200 components = 0.00332673 Jy ! Clean residual min=-0.010051 max=0.010149 Jy/beam ! Clean residual mean=-0.000161 rms=0.002249 Jy/beam ! Combined flux in latest and established models = 1.5955 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 63 components and 1.5955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.673850Jy sigma=0.002082 ! Fit after self-cal, rms=0.673947Jy sigma=0.002082 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 (-33.5, -26). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272639 Jy ! Component: 100 - total flux cleaned = 0.00307606 Jy ! Component: 150 - total flux cleaned = 0.00308147 Jy ! Component: 200 - total flux cleaned = 0.00338263 Jy ! Total flux subtracted in 200 components = 0.00338263 Jy ! Clean residual min=-0.010242 max=0.009152 Jy/beam ! Clean residual mean=-0.000188 rms=0.002147 Jy/beam ! Combined flux in latest and established models = 1.59888 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 70 components and 1.59888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.672598Jy sigma=0.002079 ! Fit after self-cal, rms=0.672562Jy sigma=0.002078 ! 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=0.672562Jy sigma=0.002078 ! Fit after self-cal, rms=0.737423Jy sigma=0.002027 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.634 mas, bmaj=5.128 mas, bpa=-4.352 degrees ! Estimated noise=556.734 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107038 Jy ! Component: 100 - total flux cleaned = 0.000534988 Jy ! Component: 150 - total flux cleaned = 4.06212e-05 Jy ! Component: 200 - total flux cleaned = -0.000265042 Jy ! Total flux subtracted in 200 components = -0.000265042 Jy ! Clean residual min=-0.005504 max=0.006251 Jy/beam ! Clean residual mean=-0.000001 rms=0.001434 Jy/beam ! Combined flux in latest and established models = 1.59862 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 92 components and 1.59862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.737179Jy sigma=0.002025 ! Fit after self-cal, rms=0.737078Jy sigma=0.002025 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 (-44, 48.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00419258 Jy ! Component: 100 - total flux cleaned = 0.00405016 Jy ! Component: 150 - total flux cleaned = 0.00376868 Jy ! Component: 200 - total flux cleaned = 0.00363301 Jy ! Total flux subtracted in 200 components = 0.00363301 Jy ! Clean residual min=-0.005048 max=0.005603 Jy/beam ! Clean residual mean=-0.000028 rms=0.001342 Jy/beam ! Combined flux in latest and established models = 1.60225 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 108 components and 1.60225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.736840Jy sigma=0.002023 ! Fit after self-cal, rms=0.736808Jy sigma=0.002023 ! 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=0.736808Jy sigma=0.002023 ! Fit after self-cal, rms=0.745698Jy sigma=0.002023 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.001 mas, bmaj=9.931 mas, bpa=-0.2669 degrees ! Estimated noise=716.37 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103731 Jy ! Component: 100 - total flux cleaned = 0.00105689 Jy ! Component: 150 - total flux cleaned = 0.000854848 Jy ! Component: 200 - total flux cleaned = 0.00067172 Jy ! Total flux subtracted in 200 components = 0.00067172 Jy ! Clean residual min=-0.005379 max=0.005391 Jy/beam ! Clean residual mean=-0.000140 rms=0.001695 Jy/beam ! Combined flux in latest and established models = 1.60292 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 133 components and 1.60292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.745738Jy sigma=0.002022 ! Fit after self-cal, rms=0.745762Jy sigma=0.002022 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 = 0.000427599 Jy ! Component: 100 - total flux cleaned = 0.000266691 Jy ! Component: 150 - total flux cleaned = -7.22092e-06 Jy ! Component: 200 - total flux cleaned = -6.3165e-05 Jy ! Total flux subtracted in 200 components = -6.3165e-05 Jy ! Clean residual min=-0.005098 max=0.005135 Jy/beam ! Clean residual mean=-0.000141 rms=0.001608 Jy/beam ! Combined flux in latest and established models = 1.60286 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 150 components and 1.60286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.745766Jy sigma=0.002022 ! Fit after self-cal, rms=0.745772Jy sigma=0.002022 ! 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=2.635 mas, bmaj=5.13 mas, bpa=-4.366 degrees ! Estimated noise=556.869 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.635 x 5.13 at -4.366 degrees (North through East) ! Clean map min=-0.0043921 max=1.2523 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=0.745772Jy sigma=0.002022 ! Fit after self-cal, rms=1.224480Jy sigma=0.001770 ! Inverting map and beam ! Estimated beam: bmin=2.635 mas, bmaj=5.129 mas, bpa=-4.373 degrees ! Estimated noise=556.538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156924 Jy ! Component: 100 - total flux cleaned = 0.00141522 Jy ! Component: 150 - total flux cleaned = 0.00154549 Jy ! Component: 200 - total flux cleaned = 0.00167225 Jy ! Total flux subtracted in 200 components = 0.00167225 Jy ! Clean residual min=-0.004545 max=0.004777 Jy/beam ! Clean residual mean=0.000153 rms=0.001193 Jy/beam ! Combined flux in latest and established models = 1.60453 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 163 components and 1.60453 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.224339Jy sigma=0.001769 ! Fit after self-cal, rms=1.224321Jy sigma=0.001769 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000394652 Jy ! Component: 100 - total flux cleaned = 0.000644864 Jy ! Component: 150 - total flux cleaned = 0.000645116 Jy ! Component: 200 - total flux cleaned = 0.000758083 Jy ! Total flux subtracted in 200 components = 0.000758083 Jy ! Clean residual min=-0.004521 max=0.004704 Jy/beam ! Clean residual mean=0.000147 rms=0.001172 Jy/beam ! Combined flux in latest and established models = 1.60529 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 168 components and 1.60529 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.224187Jy sigma=0.001768 ! Fit after self-cal, rms=1.224171Jy sigma=0.001768 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.224171Jy sigma=0.001768 ! Fit after self-cal, rms=1.243470Jy sigma=0.001768 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=2.506 mas, bmaj=4.247 mas, bpa=1.318 degrees ! Estimated noise=949.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.967397 Jy ! Component: 100 - total flux cleaned = 1.23336 Jy ! Component: 150 - total flux cleaned = 1.36657 Jy ! Component: 200 - total flux cleaned = 1.44337 Jy ! Total flux subtracted in 200 components = 1.44337 Jy ! Clean residual min=-0.015484 max=0.040155 Jy/beam ! Clean residual mean=-0.000013 rms=0.005694 Jy/beam ! Combined flux in latest and established models = 1.44337 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 21 model components to the UV plane model. ! The established model now contains 21 components and 1.44337 Jy ! Inverting map and beam ! Estimated beam: bmin=2.636 mas, bmaj=5.132 mas, bpa=-4.395 degrees ! Estimated noise=556.383 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 = 0.0625289 Jy ! Component: 100 - total flux cleaned = 0.0987008 Jy ! Component: 150 - total flux cleaned = 0.120177 Jy ! Component: 200 - total flux cleaned = 0.133583 Jy ! Total flux subtracted in 200 components = 0.133583 Jy ! Clean residual min=-0.005947 max=0.008335 Jy/beam ! Clean residual mean=0.000313 rms=0.001709 Jy/beam ! Combined flux in latest and established models = 1.57696 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 39 components and 1.57696 Jy ! Inverting map ! Added new window around map position (-18.5, -13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00951193 Jy ! Component: 100 - total flux cleaned = 0.0164998 Jy ! Component: 150 - total flux cleaned = 0.0211633 Jy ! Component: 200 - total flux cleaned = 0.0229014 Jy ! Total flux subtracted in 200 components = 0.0229014 Jy ! Clean residual min=-0.004450 max=0.005116 Jy/beam ! Clean residual mean=0.000162 rms=0.001254 Jy/beam ! Combined flux in latest and established models = 1.59986 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 59 components and 1.59986 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=6.995 mas, bmaj=9.926 mas, bpa=-0.3503 degrees ! Estimated noise=716.093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00517505 Jy ! Component: 100 - total flux cleaned = 0.00816304 Jy ! Component: 150 - total flux cleaned = 0.00895082 Jy ! Component: 200 - total flux cleaned = 0.00937638 Jy ! Total flux subtracted in 200 components = 0.00937638 Jy ! Clean residual min=-0.004126 max=0.003708 Jy/beam ! Clean residual mean=0.000295 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 1.60923 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 = 0.000245223 Jy ! Component: 100 - total flux cleaned = 0.000514413 Jy ! Component: 150 - total flux cleaned = 0.000751347 Jy ! Component: 200 - total flux cleaned = 0.00087952 Jy ! Total flux subtracted in 200 components = 0.00087952 Jy ! Clean residual min=-0.004025 max=0.003595 Jy/beam ! Clean residual mean=0.000278 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 1.61011 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 108 components and 1.61011 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.636 mas, bmaj=5.132 mas, bpa=-4.395 degrees ! Estimated noise=556.383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00139742 Jy ! Component: 100 - total flux cleaned = -0.00155991 Jy ! Component: 150 - total flux cleaned = -0.00154946 Jy ! Component: 200 - total flux cleaned = -0.00140251 Jy ! Total flux subtracted in 200 components = -0.00140251 Jy ! Clean residual min=-0.004010 max=0.004598 Jy/beam ! Clean residual mean=0.000104 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 1.60871 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 118 components and 1.60871 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.242542Jy sigma=0.001768 ! Fit after self-cal, rms=1.242007Jy sigma=0.001768 wmodel J0854+2006_S_2003_06_18_pus_map.mod ! Writing 118 model components to file: J0854+2006_S_2003_06_18_pus_map.mod wobs J0854+2006_S_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J0854+2006_S_2003_06_18_pus_uvs.fits wwins J0854+2006_S_2003_06_18_pus_map.win ! wwins: Wrote 6 windows to J0854+2006_S_2003_06_18_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 = 0.00207544 Jy ! Component: 100 - total flux cleaned = 0.00320126 Jy ! Component: 150 - total flux cleaned = 0.00369858 Jy ! Component: 200 - total flux cleaned = 0.00417689 Jy ! Component: 250 - total flux cleaned = 0.00430972 Jy ! Component: 300 - total flux cleaned = 0.00469796 Jy ! Component: 350 - total flux cleaned = 0.0049513 Jy ! Component: 400 - total flux cleaned = 0.00519981 Jy ! Component: 450 - total flux cleaned = 0.0054438 Jy ! Component: 500 - total flux cleaned = 0.0056826 Jy ! Component: 550 - total flux cleaned = 0.00580009 Jy ! Component: 600 - total flux cleaned = 0.0059738 Jy ! Component: 650 - total flux cleaned = 0.00614431 Jy ! Component: 700 - total flux cleaned = 0.00608715 Jy ! Component: 750 - total flux cleaned = 0.00608859 Jy ! Component: 800 - total flux cleaned = 0.00630803 Jy ! Component: 850 - total flux cleaned = 0.00641595 Jy ! Component: 900 - total flux cleaned = 0.00646958 Jy ! Component: 950 - total flux cleaned = 0.00668003 Jy ! Component: 1000 - total flux cleaned = 0.0066796 Jy ! Component: 1050 - total flux cleaned = 0.00678279 Jy ! Component: 1100 - total flux cleaned = 0.00693489 Jy ! Component: 1150 - total flux cleaned = 0.00703424 Jy ! Component: 1200 - total flux cleaned = 0.00718266 Jy ! Component: 1250 - total flux cleaned = 0.00728124 Jy ! Component: 1300 - total flux cleaned = 0.00747556 Jy ! Component: 1350 - total flux cleaned = 0.007668 Jy ! Component: 1400 - total flux cleaned = 0.00776345 Jy ! Component: 1450 - total flux cleaned = 0.00799966 Jy ! Component: 1500 - total flux cleaned = 0.00809335 Jy ! Component: 1550 - total flux cleaned = 0.00827909 Jy ! Component: 1600 - total flux cleaned = 0.00837087 Jy ! Component: 1650 - total flux cleaned = 0.00841668 Jy ! Component: 1700 - total flux cleaned = 0.00859738 Jy ! Component: 1750 - total flux cleaned = 0.00864195 Jy ! Component: 1800 - total flux cleaned = 0.00877577 Jy ! Component: 1850 - total flux cleaned = 0.00877604 Jy ! Component: 1900 - total flux cleaned = 0.00886393 Jy ! Component: 1950 - total flux cleaned = 0.00899467 Jy ! Component: 2000 - total flux cleaned = 0.00903789 Jy ! Total flux subtracted in 2048 components = 0.0090805 Jy ! Clean residual min=-0.002705 max=0.002136 Jy/beam ! Clean residual mean=0.000031 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 1.61779 Jy keep ! Adding 138 model components to the UV plane model. ! The established model now contains 254 components and 1.61779 Jy wmap "J0854+2006_S_2003_06_18_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.636 x 5.132 at -4.395 degrees (North through East) ! Clean map min=-0.0032068 max=1.2529 Jy/beam ! Writing clean map to FITS file: J0854+2006_S_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.25289 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000776872 device "J0854+2006_S_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J0854+2006_S_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.186019 0.186019 0.372038 0.744075 1.48815 2.9763 5.9526 11.9052 23.8104 47.6208 95.2417 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.252 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.636 x 5.132 at -4.395 degrees (North through East) ! Clean map min=-0.0032068 max=1.2529 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0854+2006_S_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J0854+2006_S_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0854+2006_S_2003_06_18_pus_uvs.log closed on Tue Jan 23 22:18:29 2007