! Started logfile: J1522-2730_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:50:40 2010 obs J1522-2730_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1522-2730_X_2008_04_02_pus_uva.fits ! AN table 1: 19 integrations on 120 of 120 possible baselines. ! AN table 2: 10 integrations on 120 of 120 possible baselines. ! AN table 3: 56 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.175588 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1522-2730 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2284 lines of history. ! ! Reading 7164 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 0.200x0.200 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 138 telescope corrections were flagged in sub-array 1. ! A total of 136 telescope corrections were flagged in sub-array 2. ! A total of 535 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 138 telescope corrections were flagged in sub-array 1. ! A total of 160 telescope corrections were flagged in sub-array 2. ! A total of 535 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 138 telescope corrections were flagged in sub-array 1. ! A total of 136 telescope corrections were flagged in sub-array 2. ! A total of 535 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 138 telescope corrections were flagged in sub-array 1. ! A total of 136 telescope corrections were flagged in sub-array 2. ! A total of 535 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.702069Jy sigma=0.005631 ! Fit after self-cal, rms=0.205775Jy sigma=0.001649 ! 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=0.7519 mas, bmaj=1.821 mas, bpa=-11.34 degrees ! Estimated noise=1576.89 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 = 0.758153 Jy ! Component: 100 - total flux cleaned = 0.925814 Jy ! Total flux subtracted in 100 components = 0.925814 Jy ! Clean residual min=-0.034303 max=0.056602 Jy/beam ! Clean residual mean=-0.000049 rms=0.009579 Jy/beam ! Combined flux in latest and established models = 0.925814 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.925814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218897Jy sigma=0.001838 ! Fit after self-cal, rms=0.218914Jy sigma=0.001837 ! 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=0.9617 mas, bmaj=2.736 mas, bpa=-13.79 degrees ! Estimated noise=1013.82 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 = 0.0868261 Jy ! Component: 100 - total flux cleaned = 0.130677 Jy ! Component: 150 - total flux cleaned = 0.154697 Jy ! Component: 200 - total flux cleaned = 0.168071 Jy ! Total flux subtracted in 200 components = 0.168071 Jy ! Clean residual min=-0.022041 max=0.025154 Jy/beam ! Clean residual mean=-0.000630 rms=0.005819 Jy/beam ! Combined flux in latest and established models = 1.09389 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 1.09389 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189506Jy sigma=0.001489 ! Fit after self-cal, rms=0.189434Jy sigma=0.001488 ! 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 0.95 FD 0.96 HH 1.00* HN 1.04 ! KK 1.02 KP 0.97 LA 0.97 MK 0.97 ! NL 0.98 NY 1.00* ON 1.00* OV 0.98 ! PT 0.96 SC 1.04 WZ 1.00* ZC 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.06 HH 1.00* HN 1.03 ! KK 1.00* KP 1.01 LA 1.01 MK 1.00* ! NL 1.08 NY 1.00* ON 1.00* OV 1.00 ! PT 1.01 SC 0.98 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 HH 1.00* HN 1.03 ! KK 1.02 KP 0.92 LA 0.95 MK 0.99 ! NL 0.96 NY 1.00* ON 1.00* OV 0.95 ! PT 0.95 SC 1.06 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 HH 1.00* HN 1.04 ! KK 1.00* KP 0.96 LA 0.98 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 0.99 ! PT 1.01 SC 0.98 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HH 1.00* HN 1.04 ! KK 1.11 KP 0.95 LA 1.00 MK 1.02 ! NL 0.97 NY 1.00* ON 1.00* OV 0.99 ! PT 0.96 SC 1.08 WZ 1.00* ZC 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 HH 1.00* HN 1.03 ! KK 1.00* KP 0.99 LA 1.03 MK 1.00* ! NL 1.07 NY 1.00* ON 1.00* OV 1.04 ! PT 1.02 SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 HH 1.00* HN 1.03 ! KK 1.05 KP 0.95 LA 0.98 MK 1.04 ! NL 0.99 NY 1.00* ON 1.00* OV 1.00 ! PT 0.95 SC 1.12 WZ 1.00* ZC 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.06 HH 1.00* HN 1.02 ! KK 1.00* KP 0.99 LA 1.00 MK 1.00* ! NL 1.09 NY 1.00* ON 1.00* OV 1.04 ! PT 1.00 SC 1.04 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.189434Jy sigma=0.001488 ! Fit after self-cal, rms=0.179875Jy sigma=0.001373 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9671 mas, bmaj=2.942 mas, bpa=-13.67 degrees ! Estimated noise=1017.08 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 = -0.00562252 Jy ! Component: 100 - total flux cleaned = -0.00658216 Jy ! Component: 150 - total flux cleaned = -0.00695351 Jy ! Component: 200 - total flux cleaned = -0.00726783 Jy ! Total flux subtracted in 200 components = -0.00726783 Jy ! Clean residual min=-0.021969 max=0.018786 Jy/beam ! Clean residual mean=-0.000256 rms=0.004586 Jy/beam ! Combined flux in latest and established models = 1.08662 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 1.08662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179173Jy sigma=0.001368 ! Fit after self-cal, rms=0.179198Jy sigma=0.001368 ! 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=0.179198Jy sigma=0.001368 ! Fit after self-cal, rms=0.173688Jy sigma=0.001313 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9659 mas, bmaj=2.936 mas, bpa=-13.61 degrees ! Estimated noise=1018.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0014572 Jy ! Component: 100 - total flux cleaned = -0.00168599 Jy ! Component: 150 - total flux cleaned = -0.00204349 Jy ! Component: 200 - total flux cleaned = -0.00203947 Jy ! Total flux subtracted in 200 components = -0.00203947 Jy ! Clean residual min=-0.019136 max=0.016350 Jy/beam ! Clean residual mean=-0.000221 rms=0.003906 Jy/beam ! Combined flux in latest and established models = 1.08458 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 22 components and 1.08458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173174Jy sigma=0.001309 ! Fit after self-cal, rms=0.173157Jy sigma=0.001309 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 = -5.28924e-05 Jy ! Component: 100 - total flux cleaned = -0.000290775 Jy ! Component: 150 - total flux cleaned = -0.000518785 Jy ! Component: 200 - total flux cleaned = -0.000737285 Jy ! Total flux subtracted in 200 components = -0.000737285 Jy ! Clean residual min=-0.019002 max=0.016063 Jy/beam ! Clean residual mean=-0.000218 rms=0.003862 Jy/beam ! Combined flux in latest and established models = 1.08384 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 27 components and 1.08384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172966Jy sigma=0.001308 ! Fit after self-cal, rms=0.172936Jy sigma=0.001308 ! 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=0.172936Jy sigma=0.001308 ! Fit after self-cal, rms=0.158147Jy sigma=0.001189 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9638 mas, bmaj=2.935 mas, bpa=-13.51 degrees ! Estimated noise=1018.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000383839 Jy ! Component: 100 - total flux cleaned = -0.00114608 Jy ! Component: 150 - total flux cleaned = -0.00131376 Jy ! Component: 200 - total flux cleaned = -0.00162558 Jy ! Total flux subtracted in 200 components = -0.00162558 Jy ! Clean residual min=-0.006389 max=0.005876 Jy/beam ! Clean residual mean=0.000026 rms=0.001529 Jy/beam ! Combined flux in latest and established models = 1.08222 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 1.08222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157679Jy sigma=0.001186 ! Fit after self-cal, rms=0.157690Jy sigma=0.001186 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 = -8.11052e-06 Jy ! Component: 100 - total flux cleaned = -0.000557465 Jy ! Component: 150 - total flux cleaned = -0.000810117 Jy ! Component: 200 - total flux cleaned = -0.000932436 Jy ! Total flux subtracted in 200 components = -0.000932436 Jy ! Clean residual min=-0.006113 max=0.005496 Jy/beam ! Clean residual mean=0.000029 rms=0.001469 Jy/beam ! Combined flux in latest and established models = 1.08128 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 1.08128 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157425Jy sigma=0.001184 ! Fit after self-cal, rms=0.157396Jy sigma=0.001184 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.157396Jy sigma=0.001184 ! Fit after self-cal, rms=0.157547Jy sigma=0.001183 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.207 mas, bmaj=5.389 mas, bpa=-12.82 degrees ! Estimated noise=1212.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00187349 Jy ! Component: 100 - total flux cleaned = -0.00195381 Jy ! Component: 150 - total flux cleaned = -0.00203644 Jy ! Component: 200 - total flux cleaned = -0.00211598 Jy ! Total flux subtracted in 200 components = -0.00211598 Jy ! Clean residual min=-0.005139 max=0.004827 Jy/beam ! Clean residual mean=0.000059 rms=0.001483 Jy/beam ! Combined flux in latest and established models = 1.07917 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 32 components and 1.07917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157367Jy sigma=0.001182 ! Fit after self-cal, rms=0.157330Jy sigma=0.001182 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 = -0.000124012 Jy ! Component: 100 - total flux cleaned = -0.000191855 Jy ! Component: 150 - total flux cleaned = -0.00032607 Jy ! Component: 200 - total flux cleaned = -0.000325029 Jy ! Total flux subtracted in 200 components = -0.000325029 Jy ! Clean residual min=-0.005000 max=0.004622 Jy/beam ! Clean residual mean=0.000061 rms=0.001461 Jy/beam ! Combined flux in latest and established models = 1.07884 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 1.07884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157232Jy sigma=0.001181 ! Fit after self-cal, rms=0.157202Jy sigma=0.001181 ! 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=0.9631 mas, bmaj=2.932 mas, bpa=-13.46 degrees ! Estimated noise=1018.61 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9631 x 2.932 at -13.46 degrees (North through East) ! Clean map min=-0.0051843 max=1.0025 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=0.157202Jy sigma=0.001181 ! Fit after self-cal, rms=0.145575Jy sigma=0.001075 ! Inverting map and beam ! Estimated beam: bmin=0.9624 mas, bmaj=2.928 mas, bpa=-13.42 degrees ! Estimated noise=1017.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000680478 Jy ! Component: 100 - total flux cleaned = -0.00125061 Jy ! Component: 150 - total flux cleaned = -0.00145354 Jy ! Component: 200 - total flux cleaned = -0.00163961 Jy ! Total flux subtracted in 200 components = -0.00163961 Jy ! Clean residual min=-0.004857 max=0.004594 Jy/beam ! Clean residual mean=0.000041 rms=0.001224 Jy/beam ! Combined flux in latest and established models = 1.0772 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 1.0772 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145391Jy sigma=0.001074 ! Fit after self-cal, rms=0.145381Jy sigma=0.001074 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.49566e-05 Jy ! Component: 100 - total flux cleaned = -0.000349001 Jy ! Component: 150 - total flux cleaned = -0.000503064 Jy ! Component: 200 - total flux cleaned = -0.000576086 Jy ! Total flux subtracted in 200 components = -0.000576086 Jy ! Clean residual min=-0.004674 max=0.004471 Jy/beam ! Clean residual mean=0.000042 rms=0.001204 Jy/beam ! Combined flux in latest and established models = 1.07663 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 35 components and 1.07663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145279Jy sigma=0.001073 ! Fit after self-cal, rms=0.145270Jy sigma=0.001073 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145270Jy sigma=0.001073 ! Fit after self-cal, rms=0.145469Jy sigma=0.001073 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=0.746 mas, bmaj=2.125 mas, bpa=-10.26 degrees ! Estimated noise=1571.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.772232 Jy ! Component: 100 - total flux cleaned = 0.94506 Jy ! Component: 150 - total flux cleaned = 1.00621 Jy ! Component: 200 - total flux cleaned = 1.03701 Jy ! Total flux subtracted in 200 components = 1.03701 Jy ! Clean residual min=-0.009006 max=0.017388 Jy/beam ! Clean residual mean=0.000131 rms=0.002533 Jy/beam ! Combined flux in latest and established models = 1.03701 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 9 model components to the UV plane model. ! The established model now contains 9 components and 1.03701 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9622 mas, bmaj=2.926 mas, bpa=-13.39 degrees ! Estimated noise=1017.73 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) ! Added new window around map position (-1.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0205256 Jy ! Component: 100 - total flux cleaned = 0.0307842 Jy ! Component: 150 - total flux cleaned = 0.0360053 Jy ! Component: 200 - total flux cleaned = 0.0367472 Jy ! Total flux subtracted in 200 components = 0.0367472 Jy ! Clean residual min=-0.004677 max=0.005914 Jy/beam ! Clean residual mean=0.000045 rms=0.001240 Jy/beam ! Combined flux in latest and established models = 1.07375 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 1.07375 Jy ! Inverting map ! Added new window around map position (1.2, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00358455 Jy ! Component: 100 - total flux cleaned = 0.00374931 Jy ! Component: 150 - total flux cleaned = 0.00390203 Jy ! Component: 200 - total flux cleaned = 0.00416682 Jy ! Total flux subtracted in 200 components = 0.00416681 Jy ! Clean residual min=-0.004274 max=0.004139 Jy/beam ! Clean residual mean=0.000033 rms=0.001127 Jy/beam ! Combined flux in latest and established models = 1.07792 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 41 components and 1.07792 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.21 mas, bmaj=5.39 mas, bpa=-12.73 degrees ! Estimated noise=1211.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000311381 Jy ! Component: 100 - total flux cleaned = 0.000255258 Jy ! Component: 150 - total flux cleaned = 0.000256175 Jy ! Component: 200 - total flux cleaned = 0.000303871 Jy ! Total flux subtracted in 200 components = 0.000303871 Jy ! Clean residual min=-0.003689 max=0.004314 Jy/beam ! Clean residual mean=0.000064 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 1.07823 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 = -4.07083e-07 Jy ! Component: 100 - total flux cleaned = -5.93231e-07 Jy ! Component: 150 - total flux cleaned = 3.96223e-05 Jy ! Component: 200 - total flux cleaned = 1.78627e-06 Jy ! Total flux subtracted in 200 components = 1.78627e-06 Jy ! Clean residual min=-0.003632 max=0.004264 Jy/beam ! Clean residual mean=0.000064 rms=0.001200 Jy/beam ! Combined flux in latest and established models = 1.07823 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 64 components and 1.07823 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9622 mas, bmaj=2.926 mas, bpa=-13.39 degrees ! Estimated noise=1017.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000963823 Jy ! Component: 100 - total flux cleaned = -0.000745035 Jy ! Component: 150 - total flux cleaned = -0.000546443 Jy ! Component: 200 - total flux cleaned = -0.000360233 Jy ! Total flux subtracted in 200 components = -0.000360233 Jy ! Clean residual min=-0.004020 max=0.004295 Jy/beam ! Clean residual mean=0.000035 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 1.07787 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 1.07787 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145199Jy sigma=0.001071 ! Fit after self-cal, rms=0.145147Jy sigma=0.001071 wmodel J1522-2730_X_2008_04_02_pus_map.mod ! Writing 75 model components to file: J1522-2730_X_2008_04_02_pus_map.mod wobs J1522-2730_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1522-2730_X_2008_04_02_pus_uvs.fits wwins J1522-2730_X_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J1522-2730_X_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 = 0.000728557 Jy ! Component: 100 - total flux cleaned = 0.000797682 Jy ! Component: 150 - total flux cleaned = 0.000668258 Jy ! Component: 200 - total flux cleaned = 0.000731967 Jy ! Component: 250 - total flux cleaned = 0.000672263 Jy ! Component: 300 - total flux cleaned = 0.000729499 Jy ! Component: 350 - total flux cleaned = 0.000730014 Jy ! Component: 400 - total flux cleaned = 0.000784438 Jy ! Component: 450 - total flux cleaned = 0.000675898 Jy ! Component: 500 - total flux cleaned = 0.000623546 Jy ! Component: 550 - total flux cleaned = 0.000674953 Jy ! Component: 600 - total flux cleaned = 0.000724843 Jy ! Component: 650 - total flux cleaned = 0.000920982 Jy ! Component: 700 - total flux cleaned = 0.000968125 Jy ! Component: 750 - total flux cleaned = 0.00111054 Jy ! Component: 800 - total flux cleaned = 0.00134358 Jy ! Component: 850 - total flux cleaned = 0.00148159 Jy ! Component: 900 - total flux cleaned = 0.00170884 Jy ! Component: 950 - total flux cleaned = 0.00202187 Jy ! Component: 1000 - total flux cleaned = 0.00219884 Jy ! Component: 1050 - total flux cleaned = 0.00241702 Jy ! Component: 1100 - total flux cleaned = 0.00254761 Jy ! Component: 1150 - total flux cleaned = 0.00276144 Jy ! Component: 1200 - total flux cleaned = 0.00297326 Jy ! Component: 1250 - total flux cleaned = 0.00309973 Jy ! Component: 1300 - total flux cleaned = 0.00334918 Jy ! Component: 1350 - total flux cleaned = 0.00351313 Jy ! Component: 1400 - total flux cleaned = 0.00359433 Jy ! Component: 1450 - total flux cleaned = 0.00363479 Jy ! Component: 1500 - total flux cleaned = 0.00359536 Jy ! Component: 1550 - total flux cleaned = 0.00371477 Jy ! Component: 1600 - total flux cleaned = 0.00379329 Jy ! Component: 1650 - total flux cleaned = 0.00375398 Jy ! Component: 1700 - total flux cleaned = 0.00379316 Jy ! Component: 1750 - total flux cleaned = 0.00387018 Jy ! Component: 1800 - total flux cleaned = 0.00394598 Jy ! Component: 1850 - total flux cleaned = 0.00398412 Jy ! Component: 1900 - total flux cleaned = 0.00402137 Jy ! Component: 1950 - total flux cleaned = 0.00409558 Jy ! Component: 2000 - total flux cleaned = 0.00431611 Jy ! Total flux subtracted in 2048 components = 0.00427943 Jy ! Clean residual min=-0.001945 max=0.002390 Jy/beam ! Clean residual mean=0.000054 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 1.08215 Jy keep ! Adding 138 model components to the UV plane model. ! The established model now contains 213 components and 1.08215 Jy wmap "J1522-2730_X_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9622 x 2.926 at -13.39 degrees (North through East) ! Clean map min=-0.0030932 max=1.0074 Jy/beam ! Writing clean map to FITS file: J1522-2730_X_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 1.00736 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000704459 device "J1522-2730_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1522-2730_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.209793 0.209793 0.419586 0.839172 1.67834 3.35669 6.71338 13.4268 26.8535 53.707 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.007 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9622 x 2.926 at -13.39 degrees (North through East) ! Clean map min=-0.0030932 max=1.0074 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1522-2730_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1522-2730_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1522-2730_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:50:44 2010