! Started logfile: J1507-1652_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:41:26 2010 obs J1507-1652_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1507-1652_S_2008_04_02_pus_uva.fits ! AN table 1: 347 integrations on 120 of 120 possible baselines. ! AN table 2: 491 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0896281 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1507-1652 ! ! 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 984 lines of history. ! ! Reading 36052 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 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 4205 telescope corrections were flagged in sub-array 1. ! A total of 5227 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 4205 telescope corrections were flagged in sub-array 1. ! A total of 5227 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 4205 telescope corrections were flagged in sub-array 1. ! A total of 5227 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 4205 telescope corrections were flagged in sub-array 1. ! A total of 5227 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.028529Jy sigma=0.007666 ! Fit after self-cal, rms=0.877790Jy sigma=0.006316 ! 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=2.752 mas, bmaj=2.973 mas, bpa=-37.39 degrees ! Estimated noise=1454.04 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 = 1.13539 Jy ! Component: 100 - total flux cleaned = 1.53535 Jy ! Total flux subtracted in 100 components = 1.53535 Jy ! Clean residual min=-0.081113 max=0.185542 Jy/beam ! Clean residual mean=0.002155 rms=0.030521 Jy/beam ! Combined flux in latest and established models = 1.53535 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 1.53535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.520748Jy sigma=0.003437 ! Fit after self-cal, rms=0.519104Jy sigma=0.003434 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.207102 Jy ! Component: 100 - total flux cleaned = 0.322718 Jy ! Total flux subtracted in 100 components = 0.322718 Jy ! Clean residual min=-0.061696 max=0.087380 Jy/beam ! Clean residual mean=0.000619 rms=0.019262 Jy/beam ! Combined flux in latest and established models = 1.85807 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 1.85807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.410580Jy sigma=0.002502 ! Fit after self-cal, rms=0.407979Jy sigma=0.002500 ! 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=3.942 mas, bmaj=4.371 mas, bpa=-44.07 degrees ! Estimated noise=547.256 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 = 0.0709535 Jy ! Component: 100 - total flux cleaned = 0.0862674 Jy ! Component: 150 - total flux cleaned = 0.0892191 Jy ! Component: 200 - total flux cleaned = 0.0916905 Jy ! Total flux subtracted in 200 components = 0.0916905 Jy ! Clean residual min=-0.036725 max=0.073588 Jy/beam ! Clean residual mean=0.001329 rms=0.015425 Jy/beam ! Combined flux in latest and established models = 1.94976 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 29 components and 1.94976 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.394089Jy sigma=0.002403 ! Fit after self-cal, rms=0.392965Jy sigma=0.002402 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 375 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 HH 1.01 HN 1.00* ! KK 1.00* KP 1.00 LA 1.22 MK 1.00* ! NL 1.00* NY 1.00* ON 0.93 OV 1.00 ! PT 1.01 SC 1.00* WZ 0.94 ZC 1.28 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.07 HH 1.05 HN 1.00* ! KK 1.11 KP 1.00 LA 1.18 MK 0.78 ! NL 0.96 NY 1.00* ON 1.00 OV 0.95 ! PT 1.00 SC 1.24 WZ 0.94 ZC 1.29 ! ! ! Correcting IF 2. ! A total of 375 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.15 HH 1.01 HN 1.00* ! KK 1.00* KP 1.03 LA 1.14 MK 1.00* ! NL 1.00* NY 1.00* ON 0.97 OV 1.02 ! PT 1.01 SC 1.00* WZ 0.88 ZC 1.27 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.15 HH 1.05 HN 1.00* ! KK 1.04 KP 1.02 LA 1.10 MK 0.84 ! NL 1.00 NY 1.00* ON 1.01 OV 0.97 ! PT 0.99 SC 1.29 WZ 0.90 ZC 1.24 ! ! ! Correcting IF 3. ! A total of 375 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.17 HH 0.79 HN 1.00* ! KK 1.00* KP 1.03 LA 0.90 MK 1.00* ! NL 1.00* NY 1.00* ON 0.94 OV 1.07 ! PT 1.08 SC 1.00* WZ 0.82 ZC 1.22 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.17 HH 0.92 HN 1.00* ! KK 1.11 KP 1.02 LA 0.88 MK 0.87 ! NL 1.05 NY 1.00* ON 0.98 OV 1.01 ! PT 1.06 SC 1.22 WZ 0.83 ZC 1.22 ! ! ! Correcting IF 4. ! A total of 375 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.14 HH 0.83 HN 1.00* ! KK 1.00* KP 0.95 LA 0.75 MK 1.00* ! NL 1.00* NY 1.00* ON 0.98 OV 0.88 ! PT 0.92 SC 1.00* WZ 0.81 ZC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.14 HH 0.93 HN 1.00* ! KK 1.10 KP 0.94 LA 0.75 MK 0.93 ! NL 0.96 NY 1.00* ON 1.01 OV 0.85 ! PT 0.91 SC 1.25 WZ 0.83 ZC 1.07 ! ! ! Fit before self-cal, rms=0.392965Jy sigma=0.002402 ! Fit after self-cal, rms=0.277047Jy sigma=0.001267 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.08 mas, bmaj=4.478 mas, bpa=-26.32 degrees ! Estimated noise=550.331 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 (3.5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152972 Jy ! Component: 100 - total flux cleaned = 0.0162937 Jy ! Component: 150 - total flux cleaned = 0.0172596 Jy ! Component: 200 - total flux cleaned = 0.0180139 Jy ! Total flux subtracted in 200 components = 0.0180139 Jy ! Clean residual min=-0.009078 max=0.008148 Jy/beam ! Clean residual mean=-0.000302 rms=0.002919 Jy/beam ! Combined flux in latest and established models = 1.96777 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 44 components and 1.96777 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275889Jy sigma=0.001255 ! Fit after self-cal, rms=0.273879Jy sigma=0.001253 ! 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=0.273879Jy sigma=0.001253 ! Fit after self-cal, rms=0.269141Jy sigma=0.001245 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.048 mas, bmaj=4.434 mas, bpa=-30.65 degrees ! Estimated noise=548.573 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00952687 Jy ! Component: 100 - total flux cleaned = 0.0101517 Jy ! Component: 150 - total flux cleaned = 0.0103103 Jy ! Component: 200 - total flux cleaned = 0.0101792 Jy ! Total flux subtracted in 200 components = 0.0101792 Jy ! Clean residual min=-0.006759 max=0.006176 Jy/beam ! Clean residual mean=-0.000154 rms=0.002168 Jy/beam ! Combined flux in latest and established models = 1.97795 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 1.97795 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268689Jy sigma=0.001241 ! Fit after self-cal, rms=0.268701Jy sigma=0.001241 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 = 0.000446244 Jy ! Component: 100 - total flux cleaned = 0.000561349 Jy ! Component: 150 - total flux cleaned = 0.000559034 Jy ! Component: 200 - total flux cleaned = 0.000462389 Jy ! Total flux subtracted in 200 components = 0.000462389 Jy ! Clean residual min=-0.006956 max=0.006093 Jy/beam ! Clean residual mean=-0.000164 rms=0.002151 Jy/beam ! Combined flux in latest and established models = 1.97842 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 66 components and 1.97842 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268589Jy sigma=0.001240 ! Fit after self-cal, rms=0.268581Jy sigma=0.001240 ! 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=0.268581Jy sigma=0.001240 ! Fit after self-cal, rms=0.267702Jy sigma=0.001237 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.033 mas, bmaj=4.413 mas, bpa=-31.81 degrees ! Estimated noise=547.944 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00700409 Jy ! Component: 100 - total flux cleaned = 0.00714512 Jy ! Component: 150 - total flux cleaned = 0.00704548 Jy ! Component: 200 - total flux cleaned = 0.00714497 Jy ! Total flux subtracted in 200 components = 0.00714497 Jy ! Clean residual min=-0.005641 max=0.005319 Jy/beam ! Clean residual mean=-0.000109 rms=0.001711 Jy/beam ! Combined flux in latest and established models = 1.98556 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 1.98556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267453Jy sigma=0.001235 ! Fit after self-cal, rms=0.267477Jy sigma=0.001235 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 = 0.00033034 Jy ! Component: 100 - total flux cleaned = 0.00024266 Jy ! Component: 150 - total flux cleaned = 0.000242365 Jy ! Component: 200 - total flux cleaned = 0.000241983 Jy ! Total flux subtracted in 200 components = 0.000241983 Jy ! Clean residual min=-0.005730 max=0.005237 Jy/beam ! Clean residual mean=-0.000114 rms=0.001693 Jy/beam ! Combined flux in latest and established models = 1.9858 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 74 components and 1.9858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267396Jy sigma=0.001234 ! Fit after self-cal, rms=0.267395Jy sigma=0.001234 ! 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=0.267395Jy sigma=0.001234 ! Fit after self-cal, rms=0.266902Jy sigma=0.001233 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.062 mas, bmaj=17.87 mas, bpa=10.65 degrees ! Estimated noise=643.907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00463741 Jy ! Component: 100 - total flux cleaned = 0.00564603 Jy ! Component: 150 - total flux cleaned = 0.00561183 Jy ! Component: 200 - total flux cleaned = 0.00557988 Jy ! Total flux subtracted in 200 components = 0.00557988 Jy ! Clean residual min=-0.005600 max=0.005208 Jy/beam ! Clean residual mean=-0.000176 rms=0.001989 Jy/beam ! Combined flux in latest and established models = 1.99138 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 82 components and 1.99138 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266820Jy sigma=0.001232 ! Fit after self-cal, rms=0.266832Jy sigma=0.001232 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 = 0.000128012 Jy ! Component: 100 - total flux cleaned = 0.000130482 Jy ! Component: 150 - total flux cleaned = 0.000131776 Jy ! Component: 200 - total flux cleaned = 0.000132625 Jy ! Total flux subtracted in 200 components = 0.000132625 Jy ! Clean residual min=-0.005663 max=0.005153 Jy/beam ! Clean residual mean=-0.000179 rms=0.001990 Jy/beam ! Combined flux in latest and established models = 1.99152 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 87 components and 1.99152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266812Jy sigma=0.001232 ! Fit after self-cal, rms=0.266801Jy sigma=0.001232 ! 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=4.024 mas, bmaj=4.4 mas, bpa=-32.39 degrees ! Estimated noise=547.676 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.024 x 4.4 at -32.39 degrees (North through East) ! Clean map min=-0.0047646 max=1.4459 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=0.266801Jy sigma=0.001232 ! Fit after self-cal, rms=0.297349Jy sigma=0.001054 ! Inverting map and beam ! Estimated beam: bmin=4.015 mas, bmaj=4.395 mas, bpa=-32.84 degrees ! Estimated noise=547.729 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00339208 Jy ! Component: 100 - total flux cleaned = 0.00349571 Jy ! Component: 150 - total flux cleaned = 0.0034989 Jy ! Component: 200 - total flux cleaned = 0.00350182 Jy ! Total flux subtracted in 200 components = 0.00350183 Jy ! Clean residual min=-0.004991 max=0.004693 Jy/beam ! Clean residual mean=-0.000056 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 1.99502 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 89 components and 1.99502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297256Jy sigma=0.001053 ! Fit after self-cal, rms=0.297315Jy sigma=0.001053 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00025799 Jy ! Component: 100 - total flux cleaned = 0.000256069 Jy ! Component: 150 - total flux cleaned = 0.000187877 Jy ! Component: 200 - total flux cleaned = 0.000188801 Jy ! Total flux subtracted in 200 components = 0.000188801 Jy ! Clean residual min=-0.004762 max=0.004462 Jy/beam ! Clean residual mean=-0.000059 rms=0.001225 Jy/beam ! Combined flux in latest and established models = 1.99521 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 89 components and 1.99521 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297267Jy sigma=0.001053 ! Fit after self-cal, rms=0.297340Jy sigma=0.001053 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297340Jy sigma=0.001053 ! Fit after self-cal, rms=0.303088Jy sigma=0.001053 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=2.83 mas, bmaj=3.011 mas, bpa=-55.65 degrees ! Estimated noise=1476.08 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.1487 Jy ! Component: 100 - total flux cleaned = 1.53567 Jy ! Component: 150 - total flux cleaned = 1.72429 Jy ! Component: 200 - total flux cleaned = 1.82931 Jy ! Total flux subtracted in 200 components = 1.82931 Jy ! Clean residual min=-0.022718 max=0.051830 Jy/beam ! Clean residual mean=0.000785 rms=0.007689 Jy/beam ! Combined flux in latest and established models = 1.82931 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 1.82931 Jy ! Inverting map and beam ! Estimated beam: bmin=4.011 mas, bmaj=4.387 mas, bpa=-33.31 degrees ! Estimated noise=547.559 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 = 0.0877849 Jy ! Component: 100 - total flux cleaned = 0.127239 Jy ! Component: 150 - total flux cleaned = 0.146947 Jy ! Component: 200 - total flux cleaned = 0.15721 Jy ! Total flux subtracted in 200 components = 0.15721 Jy ! Clean residual min=-0.004964 max=0.007163 Jy/beam ! Clean residual mean=0.000160 rms=0.001554 Jy/beam ! Combined flux in latest and established models = 1.98652 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 57 components and 1.98652 Jy ! Inverting map ! Added new window around map position (-2, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00666055 Jy ! Component: 100 - total flux cleaned = 0.00847898 Jy ! Component: 150 - total flux cleaned = 0.00952907 Jy ! Component: 200 - total flux cleaned = 0.00987379 Jy ! Total flux subtracted in 200 components = 0.00987379 Jy ! Clean residual min=-0.004408 max=0.004666 Jy/beam ! Clean residual mean=-0.000024 rms=0.001217 Jy/beam ! Combined flux in latest and established models = 1.99639 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 72 components and 1.99639 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=9.052 mas, bmaj=17.85 mas, bpa=10.54 degrees ! Estimated noise=645.839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163826 Jy ! Component: 100 - total flux cleaned = 0.00209294 Jy ! Component: 150 - total flux cleaned = 0.00231464 Jy ! Component: 200 - total flux cleaned = 0.00251806 Jy ! Total flux subtracted in 200 components = 0.00251806 Jy ! Clean residual min=-0.003606 max=0.004558 Jy/beam ! Clean residual mean=-0.000123 rms=0.001390 Jy/beam ! Combined flux in latest and established models = 1.99891 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 = 0.000141594 Jy ! Component: 100 - total flux cleaned = 0.000274301 Jy ! Component: 150 - total flux cleaned = 0.000437642 Jy ! Component: 200 - total flux cleaned = 0.000552134 Jy ! Total flux subtracted in 200 components = 0.000552134 Jy ! Clean residual min=-0.003653 max=0.004484 Jy/beam ! Clean residual mean=-0.000138 rms=0.001375 Jy/beam ! Combined flux in latest and established models = 1.99946 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 87 components and 1.99946 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.011 mas, bmaj=4.387 mas, bpa=-33.31 degrees ! Estimated noise=547.559 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000623015 Jy ! Component: 100 - total flux cleaned = -0.000623279 Jy ! Component: 150 - total flux cleaned = -0.000623214 Jy ! Component: 200 - total flux cleaned = -0.000536408 Jy ! Total flux subtracted in 200 components = -0.000536408 Jy ! Clean residual min=-0.004683 max=0.004210 Jy/beam ! Clean residual mean=-0.000064 rms=0.001132 Jy/beam ! Combined flux in latest and established models = 1.99892 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 96 components and 1.99892 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302962Jy sigma=0.001052 ! Fit after self-cal, rms=0.301321Jy sigma=0.001052 wmodel J1507-1652_S_2008_04_02_pus_map.mod ! Writing 96 model components to file: J1507-1652_S_2008_04_02_pus_map.mod wobs J1507-1652_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1507-1652_S_2008_04_02_pus_uvs.fits wwins J1507-1652_S_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J1507-1652_S_2008_04_02_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 = -0.000571234 Jy ! Component: 100 - total flux cleaned = -0.000996128 Jy ! Component: 150 - total flux cleaned = -0.00165631 Jy ! Component: 200 - total flux cleaned = -0.00221416 Jy ! Component: 250 - total flux cleaned = -0.0026839 Jy ! Component: 300 - total flux cleaned = -0.00318661 Jy ! Component: 350 - total flux cleaned = -0.00361686 Jy ! Component: 400 - total flux cleaned = -0.00387442 Jy ! Component: 450 - total flux cleaned = -0.00407301 Jy ! Component: 500 - total flux cleaned = -0.00426475 Jy ! Component: 550 - total flux cleaned = -0.00421764 Jy ! Component: 600 - total flux cleaned = -0.00403639 Jy ! Component: 650 - total flux cleaned = -0.00399232 Jy ! Component: 700 - total flux cleaned = -0.00394933 Jy ! Component: 750 - total flux cleaned = -0.00390716 Jy ! Component: 800 - total flux cleaned = -0.00390687 Jy ! Component: 850 - total flux cleaned = -0.00386612 Jy ! Component: 900 - total flux cleaned = -0.00386625 Jy ! Component: 950 - total flux cleaned = -0.00390452 Jy ! Component: 1000 - total flux cleaned = -0.00386691 Jy ! Component: 1050 - total flux cleaned = -0.00386756 Jy ! Component: 1100 - total flux cleaned = -0.00383161 Jy ! Component: 1150 - total flux cleaned = -0.00383135 Jy ! Component: 1200 - total flux cleaned = -0.00376127 Jy ! Component: 1250 - total flux cleaned = -0.00369287 Jy ! Component: 1300 - total flux cleaned = -0.00365944 Jy ! Component: 1350 - total flux cleaned = -0.00372526 Jy ! Component: 1400 - total flux cleaned = -0.0035944 Jy ! Component: 1450 - total flux cleaned = -0.00359483 Jy ! Component: 1500 - total flux cleaned = -0.00356358 Jy ! Component: 1550 - total flux cleaned = -0.00356355 Jy ! Component: 1600 - total flux cleaned = -0.00353261 Jy ! Component: 1650 - total flux cleaned = -0.0035325 Jy ! Component: 1700 - total flux cleaned = -0.00347309 Jy ! Component: 1750 - total flux cleaned = -0.00347301 Jy ! Component: 1800 - total flux cleaned = -0.00347292 Jy ! Component: 1850 - total flux cleaned = -0.00347235 Jy ! Component: 1900 - total flux cleaned = -0.00341579 Jy ! Component: 1950 - total flux cleaned = -0.00338815 Jy ! Component: 2000 - total flux cleaned = -0.00336093 Jy ! Total flux subtracted in 2048 components = -0.00333405 Jy ! Clean residual min=-0.001571 max=0.001450 Jy/beam ! Clean residual mean=-0.000017 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 1.99559 Jy keep ! Adding 98 model components to the UV plane model. ! The established model now contains 193 components and 1.99559 Jy wmap "J1507-1652_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.011 x 4.387 at -33.31 degrees (North through East) ! Clean map min=-0.0045858 max=1.4618 Jy/beam ! Writing clean map to FITS file: J1507-1652_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.46177 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000521143 device "J1507-1652_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1507-1652_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.106955 0.106955 0.213909 0.427818 0.855636 1.71127 3.42255 6.84509 13.6902 27.3804 54.7607 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.461 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.011 x 4.387 at -33.31 degrees (North through East) ! Clean map min=-0.0045858 max=1.4618 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1507-1652_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1507-1652_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1507-1652_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:41:39 2010