! Started logfile: J0501-0159_S_1998_10_01_pus_uvs.log on Thu Feb 7 17:04:58 2008 obs J0501-0159_S_1998_10_01_pus_uva.fits ! Reading UV FITS file: J0501-0159_S_1998_10_01_pus_uva.fits ! AN table 1: 302 integrations on 136 of 136 possible baselines. ! AN table 2: 168 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.158714 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0501-0159 ! ! 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 2.22298e+09 4e+06 1 4e+06 ! 02 2 2.24298e+09 4e+06 1 4e+06 ! 03 3 2.33298e+09 4e+06 1 4e+06 ! 04 4 2.36298e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 1537 lines of history. ! ! Reading 40580 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 J0501-0159_S_1998_10_01_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 3021 telescope corrections were flagged in sub-array 1. ! A total of 2612 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 3021 telescope corrections were flagged in sub-array 1. ! A total of 2612 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 3021 telescope corrections were flagged in sub-array 1. ! A total of 2612 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 3021 telescope corrections were flagged in sub-array 1. ! A total of 2612 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.865559Jy sigma=0.005187 ! Fit after self-cal, rms=0.667618Jy sigma=0.003467 ! 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=2.285 mas, bmaj=5.981 mas, bpa=-2.306 degrees ! Estimated noise=807.92 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 = 0.52624 Jy ! Component: 100 - total flux cleaned = 0.715546 Jy ! Total flux subtracted in 100 components = 0.715546 Jy ! Clean residual min=-0.026854 max=0.100570 Jy/beam ! Clean residual mean=0.001022 rms=0.009287 Jy/beam ! Combined flux in latest and established models = 0.715546 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.715546 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.625782Jy sigma=0.003200 ! Fit after self-cal, rms=0.624762Jy sigma=0.003195 ! Inverting map ! Added new window around map position (-3, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.114881 Jy ! Component: 100 - total flux cleaned = 0.186538 Jy ! Total flux subtracted in 100 components = 0.186538 Jy ! Clean residual min=-0.019065 max=0.040808 Jy/beam ! Clean residual mean=0.000618 rms=0.005600 Jy/beam ! Combined flux in latest and established models = 0.902084 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.902084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.588820Jy sigma=0.002710 ! Fit after self-cal, rms=0.587544Jy sigma=0.002701 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0528186 Jy ! Component: 100 - total flux cleaned = 0.0885049 Jy ! Total flux subtracted in 100 components = 0.0885049 Jy ! Clean residual min=-0.015535 max=0.024166 Jy/beam ! Clean residual mean=0.000428 rms=0.004244 Jy/beam ! Combined flux in latest and established models = 0.990589 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 28 components and 0.990589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.578368Jy sigma=0.002570 ! Fit after self-cal, rms=0.578117Jy sigma=0.002568 ! 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=2.979 mas, bmaj=8.165 mas, bpa=-5.909 degrees ! Estimated noise=484.166 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 = 0.0537553 Jy ! Component: 100 - total flux cleaned = 0.0836804 Jy ! Component: 150 - total flux cleaned = 0.102733 Jy ! Component: 200 - total flux cleaned = 0.115182 Jy ! Total flux subtracted in 200 components = 0.115182 Jy ! Clean residual min=-0.012918 max=0.023450 Jy/beam ! Clean residual mean=0.000516 rms=0.004282 Jy/beam ! Combined flux in latest and established models = 1.10577 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 68 components and 1.10577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.573165Jy sigma=0.002499 ! Fit after self-cal, rms=0.572961Jy sigma=0.002497 ! Inverting map ! Added new window around map position (-8, 5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0240887 Jy ! Component: 100 - total flux cleaned = 0.0382813 Jy ! Component: 150 - total flux cleaned = 0.0480377 Jy ! Component: 200 - total flux cleaned = 0.0550429 Jy ! Total flux subtracted in 200 components = 0.0550429 Jy ! Clean residual min=-0.009967 max=0.013864 Jy/beam ! Clean residual mean=0.000044 rms=0.003067 Jy/beam ! Combined flux in latest and established models = 1.16081 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 108 components and 1.16081 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.571731Jy sigma=0.002482 ! Fit after self-cal, rms=0.571587Jy sigma=0.002480 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 GC 0.99 HN 1.01 ! KK 0.95 KP 0.93 LA 0.95 MK 0.99 ! NL 0.98 NY 1.00* ON 1.14 OV 1.03 ! PT 1.04 SC 0.99 WF 0.99 MC 1.14 ! GN 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.06 GC 1.04 HN 1.00* ! KK 1.00 KP 0.97 LA 0.92 MK 0.96 ! NL 1.00* NY 1.00* ON 1.00* OV 1.01 ! PT 1.04 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 GC 0.97 HN 1.06 ! KK 0.97 KP 0.93 LA 1.01 MK 1.03 ! NL 1.02 NY 1.00* ON 1.10 OV 1.01 ! PT 1.01 SC 1.03 WF 1.02 MC 0.90 ! GN 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 GC 0.90 HN 1.00* ! KK 0.97 KP 0.91 LA 0.96 MK 1.02 ! NL 1.00* NY 1.00* ON 1.00* OV 1.03 ! PT 1.05 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 GC 1.09 HN 1.03 ! KK 0.94 KP 0.98 LA 1.00 MK 0.97 ! NL 1.01 NY 1.00* ON 1.10 OV 1.03 ! PT 1.00 SC 1.01 WF 1.01 MC 2.02 ! GN 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.11 GC 0.99 HN 1.00* ! KK 1.05 KP 1.00 LA 1.01 MK 0.93 ! NL 1.00* NY 1.00* ON 1.00* OV 1.05 ! PT 1.00 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 GC 0.97 HN 1.03 ! KK 0.96 KP 0.98 LA 1.00 MK 0.96 ! NL 1.00 NY 1.00* ON 1.02 OV 1.05 ! PT 0.90 SC 1.02 WF 0.99 MC 1.09 ! GN 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.09 GC 0.98 HN 1.00* ! KK 1.03 KP 0.93 LA 0.99 MK 0.94 ! NL 1.00* NY 1.00* ON 1.00* OV 1.08 ! PT 1.03 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Fit before self-cal, rms=0.571587Jy sigma=0.002480 ! Fit after self-cal, rms=0.584145Jy sigma=0.002455 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.008 mas, bmaj=8.166 mas, bpa=-5.927 degrees ! Estimated noise=485.657 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 = 0.002332 Jy ! Component: 100 - total flux cleaned = 0.0028723 Jy ! Component: 150 - total flux cleaned = 0.00349223 Jy ! Component: 200 - total flux cleaned = 0.00391006 Jy ! Total flux subtracted in 200 components = 0.00391006 Jy ! Clean residual min=-0.008030 max=0.012521 Jy/beam ! Clean residual mean=0.000262 rms=0.002564 Jy/beam ! Combined flux in latest and established models = 1.16472 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 124 components and 1.16472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.584012Jy sigma=0.002454 ! Fit after self-cal, rms=0.584356Jy sigma=0.002453 ! 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=0.584356Jy sigma=0.002453 ! Fit after self-cal, rms=0.580127Jy sigma=0.002425 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.007 mas, bmaj=8.153 mas, bpa=-5.815 degrees ! Estimated noise=485.801 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00478974 Jy ! Component: 100 - total flux cleaned = 0.00637898 Jy ! Component: 150 - total flux cleaned = 0.0071694 Jy ! Component: 200 - total flux cleaned = 0.00739977 Jy ! Total flux subtracted in 200 components = 0.00739977 Jy ! Clean residual min=-0.007241 max=0.012301 Jy/beam ! Clean residual mean=0.000017 rms=0.002338 Jy/beam ! Combined flux in latest and established models = 1.17212 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 140 components and 1.17212 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.580014Jy sigma=0.002424 ! Fit after self-cal, rms=0.580069Jy sigma=0.002423 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 (-17, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115177 Jy ! Component: 100 - total flux cleaned = 0.0159831 Jy ! Component: 150 - total flux cleaned = 0.0159825 Jy ! Component: 200 - total flux cleaned = 0.0161266 Jy ! Total flux subtracted in 200 components = 0.0161266 Jy ! Clean residual min=-0.007814 max=0.007698 Jy/beam ! Clean residual mean=-0.000124 rms=0.002104 Jy/beam ! Combined flux in latest and established models = 1.18825 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 170 components and 1.18825 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.579787Jy sigma=0.002420 ! Fit after self-cal, rms=0.579719Jy sigma=0.002420 ! 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=0.579719Jy sigma=0.002420 ! Fit after self-cal, rms=0.575388Jy sigma=0.002393 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.007 mas, bmaj=8.174 mas, bpa=-5.917 degrees ! Estimated noise=485.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00699254 Jy ! Component: 100 - total flux cleaned = 0.00864359 Jy ! Component: 150 - total flux cleaned = 0.00964319 Jy ! Component: 200 - total flux cleaned = 0.0101124 Jy ! Total flux subtracted in 200 components = 0.0101124 Jy ! Clean residual min=-0.006597 max=0.004362 Jy/beam ! Clean residual mean=-0.000222 rms=0.001339 Jy/beam ! Combined flux in latest and established models = 1.19836 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 196 components and 1.19836 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.575256Jy sigma=0.002392 ! Fit after self-cal, rms=0.575260Jy sigma=0.002391 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 = 0.00265305 Jy ! Component: 100 - total flux cleaned = 0.0032375 Jy ! Component: 150 - total flux cleaned = 0.00344097 Jy ! Component: 200 - total flux cleaned = 0.00353347 Jy ! Total flux subtracted in 200 components = 0.00353347 Jy ! Clean residual min=-0.006310 max=0.004163 Jy/beam ! Clean residual mean=-0.000252 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 1.2019 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 206 components and 1.2019 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.575205Jy sigma=0.002391 ! Fit after self-cal, rms=0.575207Jy sigma=0.002391 ! 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=0.575207Jy sigma=0.002391 ! Fit after self-cal, rms=0.575892Jy sigma=0.002390 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.641 mas, bmaj=12.46 mas, bpa=-3.44 degrees ! Estimated noise=591.227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00455553 Jy ! Component: 100 - total flux cleaned = 0.00523909 Jy ! Component: 150 - total flux cleaned = 0.00524412 Jy ! Component: 200 - total flux cleaned = 0.00530626 Jy ! Total flux subtracted in 200 components = 0.00530626 Jy ! Clean residual min=-0.005272 max=0.004048 Jy/beam ! Clean residual mean=-0.000581 rms=0.001622 Jy/beam ! Combined flux in latest and established models = 1.2072 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 237 components and 1.2072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.575853Jy sigma=0.002390 ! Fit after self-cal, rms=0.575847Jy sigma=0.002390 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 = 0.00100967 Jy ! Component: 100 - total flux cleaned = 0.00151552 Jy ! Component: 150 - total flux cleaned = 0.00168654 Jy ! Component: 200 - total flux cleaned = 0.00178369 Jy ! Total flux subtracted in 200 components = 0.00178369 Jy ! Clean residual min=-0.005309 max=0.003975 Jy/beam ! Clean residual mean=-0.000612 rms=0.001553 Jy/beam ! Combined flux in latest and established models = 1.20899 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 259 components and 1.20899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.575835Jy sigma=0.002390 ! Fit after self-cal, rms=0.575836Jy sigma=0.002390 ! 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=3.01 mas, bmaj=8.186 mas, bpa=-5.959 degrees ! Estimated noise=485.529 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.01 x 8.186 at -5.959 degrees (North through East) ! Clean map min=-0.0053342 max=0.75701 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=0.575836Jy sigma=0.002390 ! Fit after self-cal, rms=0.748416Jy sigma=0.002226 ! Inverting map and beam ! Estimated beam: bmin=2.996 mas, bmaj=8.193 mas, bpa=-5.972 degrees ! Estimated noise=484.451 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00094319 Jy ! Component: 100 - total flux cleaned = 0.000950064 Jy ! Component: 150 - total flux cleaned = 0.000875287 Jy ! Component: 200 - total flux cleaned = 0.000738221 Jy ! Total flux subtracted in 200 components = 0.000738222 Jy ! Clean residual min=-0.005021 max=0.003943 Jy/beam ! Clean residual mean=-0.000184 rms=0.001137 Jy/beam ! Combined flux in latest and established models = 1.20972 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 274 components and 1.20972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.748397Jy sigma=0.002226 ! Fit after self-cal, rms=0.748418Jy sigma=0.002226 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000611585 Jy ! Component: 100 - total flux cleaned = 0.00061249 Jy ! Component: 150 - total flux cleaned = 0.000551219 Jy ! Component: 200 - total flux cleaned = 0.000610988 Jy ! Total flux subtracted in 200 components = 0.000610988 Jy ! Clean residual min=-0.004947 max=0.003932 Jy/beam ! Clean residual mean=-0.000190 rms=0.001126 Jy/beam ! Combined flux in latest and established models = 1.21033 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 283 components and 1.21033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.748409Jy sigma=0.002225 ! Fit after self-cal, rms=0.748409Jy sigma=0.002225 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.748409Jy sigma=0.002225 ! Fit after self-cal, rms=0.768401Jy sigma=0.002225 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=2.308 mas, bmaj=6.003 mas, bpa=-2.248 degrees ! Estimated noise=811.275 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.52793 Jy ! Component: 100 - total flux cleaned = 0.724579 Jy ! Component: 150 - total flux cleaned = 0.840402 Jy ! Component: 200 - total flux cleaned = 0.912904 Jy ! Total flux subtracted in 200 components = 0.912904 Jy ! Clean residual min=-0.013114 max=0.037945 Jy/beam ! Clean residual mean=0.000612 rms=0.004466 Jy/beam ! Combined flux in latest and established models = 0.912904 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.912904 Jy ! Inverting map and beam ! Estimated beam: bmin=2.996 mas, bmaj=8.2 mas, bpa=-6.005 degrees ! Estimated noise=484.31 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 = 0.0900751 Jy ! Component: 100 - total flux cleaned = 0.142212 Jy ! Component: 150 - total flux cleaned = 0.177517 Jy ! Component: 200 - total flux cleaned = 0.203073 Jy ! Total flux subtracted in 200 components = 0.203073 Jy ! Clean residual min=-0.008826 max=0.014621 Jy/beam ! Clean residual mean=0.000610 rms=0.003613 Jy/beam ! Combined flux in latest and established models = 1.11598 Jy ! Adding 100 model components to the UV plane model. ! The established model now contains 106 components and 1.11598 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.632 mas, bmaj=12.49 mas, bpa=-3.513 degrees ! Estimated noise=590.942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.032526 Jy ! Component: 100 - total flux cleaned = 0.0522571 Jy ! Component: 150 - total flux cleaned = 0.0653414 Jy ! Component: 200 - total flux cleaned = 0.0743469 Jy ! Total flux subtracted in 200 components = 0.0743469 Jy ! Clean residual min=-0.005182 max=0.005275 Jy/beam ! Clean residual mean=-0.000061 rms=0.002096 Jy/beam ! Combined flux in latest and established models = 1.19032 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 = 0.00633154 Jy ! Component: 100 - total flux cleaned = 0.0108432 Jy ! Component: 150 - total flux cleaned = 0.0140784 Jy ! Component: 200 - total flux cleaned = 0.0164056 Jy ! Total flux subtracted in 200 components = 0.0164056 Jy ! Clean residual min=-0.004756 max=0.003776 Jy/beam ! Clean residual mean=-0.000355 rms=0.001499 Jy/beam ! Combined flux in latest and established models = 1.20673 Jy ! Adding 185 model components to the UV plane model. ! The established model now contains 286 components and 1.20673 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.996 mas, bmaj=8.2 mas, bpa=-6.005 degrees ! Estimated noise=484.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000325721 Jy ! Component: 100 - total flux cleaned = 0.00159993 Jy ! Component: 150 - total flux cleaned = 0.00204054 Jy ! Component: 200 - total flux cleaned = 0.00244297 Jy ! Total flux subtracted in 200 components = 0.00244297 Jy ! Clean residual min=-0.005399 max=0.004070 Jy/beam ! Clean residual mean=-0.000186 rms=0.001142 Jy/beam ! Combined flux in latest and established models = 1.20917 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 306 components and 1.20917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.768544Jy sigma=0.002226 ! Fit after self-cal, rms=0.768690Jy sigma=0.002226 wmodel J0501-0159_S_1998_10_01_pus_map.mod ! Writing 306 model components to file: J0501-0159_S_1998_10_01_pus_map.mod wobs J0501-0159_S_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J0501-0159_S_1998_10_01_pus_uvs.fits wwins J0501-0159_S_1998_10_01_pus_map.win ! wwins: Wrote 4 windows to J0501-0159_S_1998_10_01_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 = -0.00215356 Jy ! Component: 100 - total flux cleaned = -0.00275218 Jy ! Component: 150 - total flux cleaned = -0.00288724 Jy ! Component: 200 - total flux cleaned = -0.00314414 Jy ! Component: 250 - total flux cleaned = -0.00370192 Jy ! Component: 300 - total flux cleaned = -0.00412385 Jy ! Component: 350 - total flux cleaned = -0.00441661 Jy ! Component: 400 - total flux cleaned = -0.00464559 Jy ! Component: 450 - total flux cleaned = -0.00475713 Jy ! Component: 500 - total flux cleaned = -0.00503179 Jy ! Component: 550 - total flux cleaned = -0.00519387 Jy ! Component: 600 - total flux cleaned = -0.00540604 Jy ! Component: 650 - total flux cleaned = -0.0057705 Jy ! Component: 700 - total flux cleaned = -0.0058726 Jy ! Component: 750 - total flux cleaned = -0.00602476 Jy ! Component: 800 - total flux cleaned = -0.00612479 Jy ! Component: 850 - total flux cleaned = -0.00632176 Jy ! Component: 900 - total flux cleaned = -0.00637076 Jy ! Component: 950 - total flux cleaned = -0.00666077 Jy ! Component: 1000 - total flux cleaned = -0.00675605 Jy ! Component: 1050 - total flux cleaned = -0.00689799 Jy ! Component: 1100 - total flux cleaned = -0.00708545 Jy ! Component: 1150 - total flux cleaned = -0.00731773 Jy ! Component: 1200 - total flux cleaned = -0.00740976 Jy ! Component: 1250 - total flux cleaned = -0.00768315 Jy ! Component: 1300 - total flux cleaned = -0.00786307 Jy ! Component: 1350 - total flux cleaned = -0.00799692 Jy ! Component: 1400 - total flux cleaned = -0.00812958 Jy ! Component: 1450 - total flux cleaned = -0.00817333 Jy ! Component: 1500 - total flux cleaned = -0.00826086 Jy ! Component: 1550 - total flux cleaned = -0.00847791 Jy ! Component: 1600 - total flux cleaned = -0.00869298 Jy ! Component: 1650 - total flux cleaned = -0.00890617 Jy ! Component: 1700 - total flux cleaned = -0.00903341 Jy ! Component: 1750 - total flux cleaned = -0.00924434 Jy ! Component: 1800 - total flux cleaned = -0.00937001 Jy ! Component: 1850 - total flux cleaned = -0.0095779 Jy ! Component: 1900 - total flux cleaned = -0.00974287 Jy ! Component: 1950 - total flux cleaned = -0.00986551 Jy ! Component: 2000 - total flux cleaned = -0.00994697 Jy ! Total flux subtracted in 2048 components = -0.0101495 Jy ! Clean residual min=-0.003104 max=0.002200 Jy/beam ! Clean residual mean=-0.000111 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 1.19902 Jy keep ! Adding 144 model components to the UV plane model. ! The established model now contains 450 components and 1.19902 Jy ![Exited script file: muppet] wmap "J0501-0159_S_1998_10_01_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.996 x 8.2 at -6.005 degrees (North through East) ! Clean map min=-0.0044837 max=0.75574 Jy/beam ! Writing clean map to FITS file: J0501-0159_S_1998_10_01_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.755743 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000826568 device "J0501-0159_S_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J0501-0159_S_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.328115 0.328115 0.656229 1.31246 2.62492 5.24983 10.4997 20.9993 41.9987 83.9974 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.755 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.996 x 8.2 at -6.005 degrees (North through East) ! Clean map min=-0.0044837 max=0.75574 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0501-0159_S_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J0501-0159_S_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0501-0159_S_1998_10_01_pus_uvs.log closed on Thu Feb 7 17:05:18 2008