! Started logfile: J0231+1322_S_2003_06_18_pus_uvs.log on Tue Jan 23 21:27:33 2007 obs J0231+1322_S_2003_06_18_pus_uva.fits ! Reading UV FITS file: J0231+1322_S_2003_06_18_pus_uva.fits ! AN table 1: 47 integrations on 153 of 153 possible baselines. ! AN table 2: 23 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.131746 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0231+1322 ! ! 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 5644 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 562 telescope corrections were flagged in sub-array 1. ! A total of 277 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 562 telescope corrections were flagged in sub-array 1. ! A total of 277 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 562 telescope corrections were flagged in sub-array 1. ! A total of 277 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 562 telescope corrections were flagged in sub-array 1. ! A total of 277 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.633869Jy sigma=0.008604 ! Fit after self-cal, rms=0.317988Jy sigma=0.004655 ! 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=1.756 mas, bmaj=5.568 mas, bpa=-4.568 degrees ! Estimated noise=1208.65 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 = 0.684698 Jy ! Component: 100 - total flux cleaned = 0.903299 Jy ! Total flux subtracted in 100 components = 0.903299 Jy ! Clean residual min=-0.040521 max=0.104270 Jy/beam ! Clean residual mean=0.000898 rms=0.015807 Jy/beam ! Combined flux in latest and established models = 0.903299 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.903299 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313412Jy sigma=0.004044 ! Fit after self-cal, rms=0.313043Jy sigma=0.004042 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120823 Jy ! Component: 100 - total flux cleaned = 0.194157 Jy ! Total flux subtracted in 100 components = 0.194157 Jy ! Clean residual min=-0.032503 max=0.040215 Jy/beam ! Clean residual mean=0.000493 rms=0.009281 Jy/beam ! Combined flux in latest and established models = 1.09746 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 1.09746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219375Jy sigma=0.002856 ! Fit after self-cal, rms=0.219042Jy sigma=0.002853 ! 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=2.062 mas, bmaj=6.225 mas, bpa=-4.966 degrees ! Estimated noise=681.49 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 = 0.0790574 Jy ! Component: 100 - total flux cleaned = 0.125268 Jy ! Component: 150 - total flux cleaned = 0.154323 Jy ! Component: 200 - total flux cleaned = 0.173024 Jy ! Total flux subtracted in 200 components = 0.173024 Jy ! Clean residual min=-0.030554 max=0.028655 Jy/beam ! Clean residual mean=0.000363 rms=0.007722 Jy/beam ! Combined flux in latest and established models = 1.27048 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 43 components and 1.27048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184044Jy sigma=0.002412 ! Fit after self-cal, rms=0.183907Jy sigma=0.002411 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 GG 1.00* HN 1.00* ! KK 1.01 KP 0.95 LA 0.99 MA 1.00* ! MK 1.00 NL 1.10 ON 1.00* OV 0.78 ! PT 1.00* SC 1.00* TC 1.00* TS 1.03 ! WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.06 GG 1.00* HN 1.00* ! KK 1.04 KP 0.82 LA 1.04 MA 1.00* ! MK 0.99 NL 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 1.04 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 GG 1.00* HN 1.00* ! KK 1.02 KP 1.04 LA 1.00 MA 1.00* ! MK 1.06 NL 1.05 ON 1.00* OV 0.87 ! PT 1.00* SC 1.00* TC 1.00* TS 1.02 ! WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.08 GG 1.00* HN 1.00* ! KK 1.05 KP 0.98 LA 1.05 MA 1.00* ! MK 1.08 NL 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 1.03 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 GG 1.00* HN 1.00* ! KK 1.03 KP 1.01 LA 0.95 MA 1.00* ! MK 1.01 NL 1.04 ON 1.00* OV 1.00 ! PT 1.00* SC 1.00* TC 1.00* TS 1.01 ! WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.09 GG 1.00* HN 1.00* ! KK 1.07 KP 1.00 LA 0.99 MA 1.00* ! MK 1.03 NL 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 1.02 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 GG 1.00* HN 1.00* ! KK 1.03 KP 1.01 LA 0.99 MA 1.00* ! MK 0.97 NL 1.09 ON 1.00* OV 0.92 ! PT 1.00* SC 1.00* TC 1.00* TS 0.99 ! WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.10 GG 1.00* HN 1.00* ! KK 1.04 KP 0.97 LA 1.04 MA 1.00* ! MK 0.98 NL 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* TC 1.00* TS 1.00 ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.183907Jy sigma=0.002411 ! Fit after self-cal, rms=0.156278Jy sigma=0.002049 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.072 mas, bmaj=6.299 mas, bpa=-4.907 degrees ! Estimated noise=681.699 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 = -0.00558704 Jy ! Component: 100 - total flux cleaned = -0.0072827 Jy ! Component: 150 - total flux cleaned = -0.00762499 Jy ! Component: 200 - total flux cleaned = -0.007831 Jy ! Total flux subtracted in 200 components = -0.007831 Jy ! Clean residual min=-0.010404 max=0.014155 Jy/beam ! Clean residual mean=0.000331 rms=0.003191 Jy/beam ! Combined flux in latest and established models = 1.26265 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 52 components and 1.26265 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156047Jy sigma=0.002045 ! Fit after self-cal, rms=0.156169Jy sigma=0.002045 ! 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=0.156169Jy sigma=0.002045 ! Fit after self-cal, rms=0.156015Jy sigma=0.002044 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.074 mas, bmaj=6.305 mas, bpa=-4.917 degrees ! Estimated noise=681.875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00354412 Jy ! Component: 100 - total flux cleaned = -0.00435264 Jy ! Component: 150 - total flux cleaned = -0.00471508 Jy ! Component: 200 - total flux cleaned = -0.00496165 Jy ! Total flux subtracted in 200 components = -0.00496165 Jy ! Clean residual min=-0.010102 max=0.014010 Jy/beam ! Clean residual mean=0.000331 rms=0.003140 Jy/beam ! Combined flux in latest and established models = 1.25769 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 54 components and 1.25769 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155902Jy sigma=0.002042 ! Fit after self-cal, rms=0.155906Jy sigma=0.002042 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 (31, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.01306 Jy ! Component: 100 - total flux cleaned = 0.020321 Jy ! Component: 150 - total flux cleaned = 0.0254209 Jy ! Component: 200 - total flux cleaned = 0.0293171 Jy ! Total flux subtracted in 200 components = 0.0293171 Jy ! Clean residual min=-0.008002 max=0.009521 Jy/beam ! Clean residual mean=0.000206 rms=0.002500 Jy/beam ! Combined flux in latest and established models = 1.287 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 88 components and 1.287 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154650Jy sigma=0.002026 ! Fit after self-cal, rms=0.154568Jy sigma=0.002024 ! 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=0.154568Jy sigma=0.002024 ! Fit after self-cal, rms=0.154299Jy sigma=0.002023 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.077 mas, bmaj=6.306 mas, bpa=-4.922 degrees ! Estimated noise=681.153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00532834 Jy ! Component: 100 - total flux cleaned = 0.00892444 Jy ! Component: 150 - total flux cleaned = 0.0115225 Jy ! Component: 200 - total flux cleaned = 0.0127176 Jy ! Total flux subtracted in 200 components = 0.0127176 Jy ! Clean residual min=-0.007460 max=0.009209 Jy/beam ! Clean residual mean=0.000169 rms=0.002279 Jy/beam ! Combined flux in latest and established models = 1.29972 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 98 components and 1.29972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154042Jy sigma=0.002020 ! Fit after self-cal, rms=0.154029Jy sigma=0.002020 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 = 0.0021592 Jy ! Component: 100 - total flux cleaned = 0.00325927 Jy ! Component: 150 - total flux cleaned = 0.00391762 Jy ! Component: 200 - total flux cleaned = 0.00428039 Jy ! Total flux subtracted in 200 components = 0.00428039 Jy ! Clean residual min=-0.007393 max=0.009221 Jy/beam ! Clean residual mean=0.000152 rms=0.002251 Jy/beam ! Combined flux in latest and established models = 1.304 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 102 components and 1.304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153963Jy sigma=0.002019 ! Fit after self-cal, rms=0.153965Jy sigma=0.002019 ! 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=0.153965Jy sigma=0.002019 ! Fit after self-cal, rms=0.153937Jy sigma=0.002019 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.833 mas, bmaj=9.787 mas, bpa=-44 degrees ! Estimated noise=1038.2 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00445276 Jy ! Component: 100 - total flux cleaned = 0.00639825 Jy ! Component: 150 - total flux cleaned = 0.00649505 Jy ! Component: 200 - total flux cleaned = 0.00657834 Jy ! Total flux subtracted in 200 components = 0.00657834 Jy ! Clean residual min=-0.010125 max=0.017425 Jy/beam ! Clean residual mean=0.000400 rms=0.004303 Jy/beam ! Combined flux in latest and established models = 1.31058 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 111 components and 1.31058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153905Jy sigma=0.002019 ! Fit after self-cal, rms=0.153892Jy sigma=0.002018 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 = 0.000982961 Jy ! Component: 100 - total flux cleaned = 0.000978003 Jy ! Component: 150 - total flux cleaned = 0.000976074 Jy ! Component: 200 - total flux cleaned = 0.000974922 Jy ! Total flux subtracted in 200 components = 0.000974922 Jy ! Clean residual min=-0.010033 max=0.017665 Jy/beam ! Clean residual mean=0.000385 rms=0.004259 Jy/beam ! Combined flux in latest and established models = 1.31156 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 115 components and 1.31156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153914Jy sigma=0.002019 ! Fit after self-cal, rms=0.153909Jy sigma=0.002019 ! 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=2.078 mas, bmaj=6.304 mas, bpa=-4.928 degrees ! Estimated noise=681.121 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.078 x 6.304 at -4.928 degrees (North through East) ! Clean map min=-0.0063641 max=0.96558 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=0.153909Jy sigma=0.002019 ! Fit after self-cal, rms=0.138849Jy sigma=0.001813 ! Inverting map and beam ! Estimated beam: bmin=2.078 mas, bmaj=6.303 mas, bpa=-4.94 degrees ! Estimated noise=680.955 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00240226 Jy ! Component: 100 - total flux cleaned = -0.00219553 Jy ! Component: 150 - total flux cleaned = -0.00196479 Jy ! Component: 200 - total flux cleaned = -0.00181726 Jy ! Total flux subtracted in 200 components = -0.00181726 Jy ! Clean residual min=-0.007209 max=0.009151 Jy/beam ! Clean residual mean=0.000103 rms=0.002144 Jy/beam ! Combined flux in latest and established models = 1.30974 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 128 components and 1.30974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138796Jy sigma=0.001811 ! Fit after self-cal, rms=0.138801Jy sigma=0.001811 ! Inverting map ! Added new window around map position (14.5, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00935993 Jy ! Component: 100 - total flux cleaned = 0.0124303 Jy ! Component: 150 - total flux cleaned = 0.0142007 Jy ! Component: 200 - total flux cleaned = 0.0159439 Jy ! Total flux subtracted in 200 components = 0.0159439 Jy ! Clean residual min=-0.005859 max=0.006700 Jy/beam ! Clean residual mean=0.000069 rms=0.001683 Jy/beam ! Combined flux in latest and established models = 1.32568 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 155 components and 1.32568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138089Jy sigma=0.001802 ! Fit after self-cal, rms=0.138058Jy sigma=0.001801 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138058Jy sigma=0.001801 ! Fit after self-cal, rms=0.137984Jy sigma=0.001800 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=1.77 mas, bmaj=5.603 mas, bpa=-4.577 degrees ! Estimated noise=1228.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.690197 Jy ! Component: 100 - total flux cleaned = 0.904001 Jy ! Component: 150 - total flux cleaned = 1.01967 Jy ! Component: 200 - total flux cleaned = 1.08791 Jy ! Total flux subtracted in 200 components = 1.08791 Jy ! Clean residual min=-0.018703 max=0.035533 Jy/beam ! Clean residual mean=0.000549 rms=0.006091 Jy/beam ! Combined flux in latest and established models = 1.08791 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 20 model components to the UV plane model. ! The established model now contains 20 components and 1.08791 Jy ! Inverting map and beam ! Estimated beam: bmin=2.078 mas, bmaj=6.304 mas, bpa=-4.931 degrees ! Estimated noise=680.369 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 = 0.0699939 Jy ! Component: 100 - total flux cleaned = 0.107553 Jy ! Component: 150 - total flux cleaned = 0.130923 Jy ! Component: 200 - total flux cleaned = 0.147925 Jy ! Total flux subtracted in 200 components = 0.147925 Jy ! Clean residual min=-0.011877 max=0.014954 Jy/beam ! Clean residual mean=0.000357 rms=0.003396 Jy/beam ! Combined flux in latest and established models = 1.23584 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 44 components and 1.23584 Jy ! Inverting map ! Added new window around map position (3.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015627 Jy ! Component: 100 - total flux cleaned = 0.0266034 Jy ! Component: 150 - total flux cleaned = 0.0355882 Jy ! Component: 200 - total flux cleaned = 0.0421056 Jy ! Total flux subtracted in 200 components = 0.0421056 Jy ! Clean residual min=-0.008994 max=0.008228 Jy/beam ! Clean residual mean=0.000240 rms=0.002327 Jy/beam ! Combined flux in latest and established models = 1.27794 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 92 components and 1.27794 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=8.84 mas, bmaj=9.783 mas, bpa=-43.98 degrees ! Estimated noise=1036.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138666 Jy ! Component: 100 - total flux cleaned = 0.0240547 Jy ! Component: 150 - total flux cleaned = 0.0317531 Jy ! Component: 200 - total flux cleaned = 0.0361132 Jy ! Total flux subtracted in 200 components = 0.0361132 Jy ! Clean residual min=-0.007886 max=0.009442 Jy/beam ! Clean residual mean=0.000348 rms=0.003101 Jy/beam ! Combined flux in latest and established models = 1.31405 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 = 0.00218217 Jy ! Component: 100 - total flux cleaned = 0.0040394 Jy ! Component: 150 - total flux cleaned = 0.00548737 Jy ! Component: 200 - total flux cleaned = 0.00673403 Jy ! Total flux subtracted in 200 components = 0.00673403 Jy ! Clean residual min=-0.006410 max=0.008675 Jy/beam ! Clean residual mean=0.000277 rms=0.002712 Jy/beam ! Combined flux in latest and established models = 1.32079 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 161 components and 1.32079 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.078 mas, bmaj=6.304 mas, bpa=-4.931 degrees ! Estimated noise=680.369 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00112946 Jy ! Component: 100 - total flux cleaned = -0.000136059 Jy ! Component: 150 - total flux cleaned = 0.000370561 Jy ! Component: 200 - total flux cleaned = 0.000659761 Jy ! Total flux subtracted in 200 components = 0.000659761 Jy ! Clean residual min=-0.005743 max=0.006704 Jy/beam ! Clean residual mean=0.000087 rms=0.001570 Jy/beam ! Combined flux in latest and established models = 1.32145 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 179 components and 1.32145 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137942Jy sigma=0.001802 ! Fit after self-cal, rms=0.137893Jy sigma=0.001801 wmodel J0231+1322_S_2003_06_18_pus_map.mod ! Writing 179 model components to file: J0231+1322_S_2003_06_18_pus_map.mod wobs J0231+1322_S_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J0231+1322_S_2003_06_18_pus_uvs.fits wwins J0231+1322_S_2003_06_18_pus_map.win ! wwins: Wrote 4 windows to J0231+1322_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 = 0.00117383 Jy ! Component: 100 - total flux cleaned = 0.00230921 Jy ! Component: 150 - total flux cleaned = 0.00256771 Jy ! Component: 200 - total flux cleaned = 0.00256621 Jy ! Component: 250 - total flux cleaned = 0.00271962 Jy ! Component: 300 - total flux cleaned = 0.00286624 Jy ! Component: 350 - total flux cleaned = 0.00279777 Jy ! Component: 400 - total flux cleaned = 0.00299998 Jy ! Component: 450 - total flux cleaned = 0.00299919 Jy ! Component: 500 - total flux cleaned = 0.00306173 Jy ! Component: 550 - total flux cleaned = 0.00312085 Jy ! Component: 600 - total flux cleaned = 0.00294054 Jy ! Component: 650 - total flux cleaned = 0.00276655 Jy ! Component: 700 - total flux cleaned = 0.00265295 Jy ! Component: 750 - total flux cleaned = 0.0024333 Jy ! Component: 800 - total flux cleaned = 0.00232729 Jy ! Component: 850 - total flux cleaned = 0.00227437 Jy ! Component: 900 - total flux cleaned = 0.00201836 Jy ! Component: 950 - total flux cleaned = 0.0019187 Jy ! Component: 1000 - total flux cleaned = 0.00186985 Jy ! Component: 1050 - total flux cleaned = 0.00177398 Jy ! Component: 1100 - total flux cleaned = 0.00177327 Jy ! Component: 1150 - total flux cleaned = 0.00168038 Jy ! Component: 1200 - total flux cleaned = 0.00158957 Jy ! Component: 1250 - total flux cleaned = 0.00149997 Jy ! Component: 1300 - total flux cleaned = 0.00141252 Jy ! Component: 1350 - total flux cleaned = 0.00128299 Jy ! Component: 1400 - total flux cleaned = 0.00128281 Jy ! Component: 1450 - total flux cleaned = 0.00111617 Jy ! Component: 1500 - total flux cleaned = 0.00107623 Jy ! Component: 1550 - total flux cleaned = 0.000955307 Jy ! Component: 1600 - total flux cleaned = 0.000955561 Jy ! Component: 1650 - total flux cleaned = 0.000876502 Jy ! Component: 1700 - total flux cleaned = 0.000721126 Jy ! Component: 1750 - total flux cleaned = 0.000644688 Jy ! Component: 1800 - total flux cleaned = 0.000644392 Jy ! Component: 1850 - total flux cleaned = 0.000531883 Jy ! Component: 1900 - total flux cleaned = 0.000494983 Jy ! Component: 1950 - total flux cleaned = 0.000422139 Jy ! Component: 2000 - total flux cleaned = 0.000350547 Jy ! Total flux subtracted in 2048 components = 0.000279541 Jy ! Clean residual min=-0.001960 max=0.002157 Jy/beam ! Clean residual mean=0.000075 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 1.32173 Jy keep ! Adding 140 model components to the UV plane model. ! The established model now contains 318 components and 1.32173 Jy wmap "J0231+1322_S_2003_06_18_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.078 x 6.304 at -4.931 degrees (North through East) ! Clean map min=-0.0041647 max=0.96662 Jy/beam ! Writing clean map to FITS file: J0231+1322_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 0.966617 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000690342 device "J0231+1322_S_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J0231+1322_S_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.214255 0.214255 0.42851 0.857021 1.71404 3.42808 6.85617 13.7123 27.4247 54.8493 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.966 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.078 x 6.304 at -4.931 degrees (North through East) ! Clean map min=-0.0041647 max=0.96662 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0231+1322_S_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J0231+1322_S_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0231+1322_S_2003_06_18_pus_uvs.log closed on Tue Jan 23 21:28:28 2007