! Started logfile: J1127-1857_S_2003_06_18_pus_uvs.log on Tue Jan 23 22:34:23 2007 obs J1127-1857_S_2003_06_18_pus_uva.fits ! Reading UV FITS file: J1127-1857_S_2003_06_18_pus_uva.fits ! AN table 1: 14 integrations on 153 of 153 possible baselines. ! AN table 2: 40 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.11099 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1127-1857 ! ! 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 3668 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 164 telescope corrections were flagged in sub-array 1. ! A total of 496 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 164 telescope corrections were flagged in sub-array 1. ! A total of 496 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 164 telescope corrections were flagged in sub-array 1. ! A total of 496 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 164 telescope corrections were flagged in sub-array 1. ! A total of 496 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.900551Jy sigma=0.007942 ! Fit after self-cal, rms=0.289681Jy sigma=0.002306 ! 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=3.265 mas, bmaj=10.25 mas, bpa=-24.36 degrees ! Estimated noise=1590.54 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 = 0.740045 Jy ! Component: 100 - total flux cleaned = 0.906142 Jy ! Total flux subtracted in 100 components = 0.906142 Jy ! Clean residual min=-0.031114 max=0.059073 Jy/beam ! Clean residual mean=0.000128 rms=0.012443 Jy/beam ! Combined flux in latest and established models = 0.906142 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.906142 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295447Jy sigma=0.002292 ! Fit after self-cal, rms=0.295438Jy sigma=0.002292 ! 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=3.197 mas, bmaj=11.48 mas, bpa=-22.01 degrees ! Estimated noise=1340.21 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 = 0.0744948 Jy ! Component: 100 - total flux cleaned = 0.109804 Jy ! Component: 150 - total flux cleaned = 0.122947 Jy ! Component: 200 - total flux cleaned = 0.126861 Jy ! Total flux subtracted in 200 components = 0.126861 Jy ! Clean residual min=-0.042560 max=0.030802 Jy/beam ! Clean residual mean=-0.002667 rms=0.010389 Jy/beam ! Combined flux in latest and established models = 1.033 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 36 components and 1.033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.274429Jy sigma=0.002142 ! Fit after self-cal, rms=0.274349Jy sigma=0.002141 ! 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 1.00* FD 1.02 GG 1.00* HN 1.03 ! KK 1.00* KP 1.12 LA 1.10 MA 1.00* ! MK 1.00* NL 1.07 ON 1.00* OV 1.00* ! PT 1.00* SC 0.89 TC 1.00* TS 1.00* ! WF 1.11 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.96 GG 1.00* HN 1.04 ! KK 1.00* KP 0.95 LA 0.98 MA 1.00* ! MK 0.99 NL 0.90 ON 1.00* OV 0.86 ! PT 1.00* SC 1.00* TC 1.00* TS 1.00* ! WF 1.07 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.08 GG 1.00* HN 1.06 ! KK 1.00* KP 1.14 LA 1.14 MA 1.00* ! MK 1.00* NL 1.04 ON 1.00* OV 1.00* ! PT 1.00* SC 0.89 TC 1.00* TS 1.00* ! WF 1.02 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.98 GG 1.00* HN 1.08 ! KK 1.00* KP 1.01 LA 0.99 MA 1.00* ! MK 1.06 NL 0.85 ON 1.00* OV 0.93 ! PT 1.00* SC 1.00* TC 1.00* TS 1.00* ! WF 0.94 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.04 GG 1.00* HN 1.11 ! KK 1.00* KP 1.11 LA 1.07 MA 1.00* ! MK 1.00* NL 1.01 ON 1.00* OV 1.00* ! PT 1.00* SC 1.06 TC 1.00* TS 1.00* ! WF 0.92 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.97 GG 1.00* HN 1.08 ! KK 1.00* KP 0.98 LA 0.97 MA 1.00* ! MK 1.04 NL 0.85 ON 1.00* OV 0.90 ! PT 1.00* SC 1.00* TC 1.00* TS 1.00* ! WF 0.99 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 GG 1.00* HN 1.09 ! KK 1.00* KP 1.16 LA 1.08 MA 1.00* ! MK 1.00* NL 1.06 ON 1.00* OV 1.00* ! PT 1.00* SC 1.08 TC 1.00* TS 1.00* ! WF 0.98 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 GG 1.00* HN 1.11 ! KK 1.00* KP 0.99 LA 0.99 MA 1.00* ! MK 0.97 NL 0.90 ON 1.00* OV 0.80 ! PT 1.00* SC 1.00* TC 1.00* TS 1.00* ! WF 0.95 WZ 1.00* ! ! ! Fit before self-cal, rms=0.274349Jy sigma=0.002141 ! Fit after self-cal, rms=0.245478Jy sigma=0.001856 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.209 mas, bmaj=11.56 mas, bpa=-22.17 degrees ! Estimated noise=1340.39 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 = -0.0122332 Jy ! Component: 100 - total flux cleaned = -0.016495 Jy ! Component: 150 - total flux cleaned = -0.0185057 Jy ! Component: 200 - total flux cleaned = -0.0194129 Jy ! Total flux subtracted in 200 components = -0.0194129 Jy ! Clean residual min=-0.011787 max=0.006013 Jy/beam ! Clean residual mean=-0.000902 rms=0.002302 Jy/beam ! Combined flux in latest and established models = 1.01359 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 47 components and 1.01359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244828Jy sigma=0.001848 ! Fit after self-cal, rms=0.245029Jy sigma=0.001848 ! 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=0.245029Jy sigma=0.001848 ! Fit after self-cal, rms=0.244634Jy sigma=0.001846 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.213 mas, bmaj=11.57 mas, bpa=-22.13 degrees ! Estimated noise=1337.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00635144 Jy ! Component: 100 - total flux cleaned = -0.00732686 Jy ! Component: 150 - total flux cleaned = -0.00786038 Jy ! Component: 200 - total flux cleaned = -0.00833246 Jy ! Total flux subtracted in 200 components = -0.00833246 Jy ! Clean residual min=-0.010111 max=0.005581 Jy/beam ! Clean residual mean=-0.000608 rms=0.002071 Jy/beam ! Combined flux in latest and established models = 1.00526 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 1.00526 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244442Jy sigma=0.001844 ! Fit after self-cal, rms=0.244448Jy sigma=0.001844 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 = -0.000456321 Jy ! Component: 100 - total flux cleaned = -0.000919874 Jy ! Component: 150 - total flux cleaned = -0.0011763 Jy ! Component: 200 - total flux cleaned = -0.00141166 Jy ! Total flux subtracted in 200 components = -0.00141166 Jy ! Clean residual min=-0.009510 max=0.005451 Jy/beam ! Clean residual mean=-0.000581 rms=0.002022 Jy/beam ! Combined flux in latest and established models = 1.00385 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 1.00385 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244391Jy sigma=0.001843 ! Fit after self-cal, rms=0.244391Jy sigma=0.001843 ! 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=0.244391Jy sigma=0.001843 ! Fit after self-cal, rms=0.244106Jy sigma=0.001843 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.216 mas, bmaj=11.59 mas, bpa=-22.1 degrees ! Estimated noise=1336.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00388247 Jy ! Component: 100 - total flux cleaned = -0.00442667 Jy ! Component: 150 - total flux cleaned = -0.0049059 Jy ! Component: 200 - total flux cleaned = -0.00527362 Jy ! Total flux subtracted in 200 components = -0.00527362 Jy ! Clean residual min=-0.008605 max=0.005393 Jy/beam ! Clean residual mean=-0.000451 rms=0.001903 Jy/beam ! Combined flux in latest and established models = 0.998573 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 60 components and 0.998573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244028Jy sigma=0.001842 ! Fit after self-cal, rms=0.244028Jy sigma=0.001842 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 = -0.000298448 Jy ! Component: 100 - total flux cleaned = -0.000363386 Jy ! Component: 150 - total flux cleaned = -0.000488769 Jy ! Component: 200 - total flux cleaned = -0.000663058 Jy ! Total flux subtracted in 200 components = -0.000663058 Jy ! Clean residual min=-0.008501 max=0.005397 Jy/beam ! Clean residual mean=-0.000438 rms=0.001874 Jy/beam ! Combined flux in latest and established models = 0.99791 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 0.99791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243998Jy sigma=0.001842 ! Fit after self-cal, rms=0.243996Jy sigma=0.001842 ! 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=0.243996Jy sigma=0.001842 ! Fit after self-cal, rms=0.243742Jy sigma=0.001841 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.365 mas, bmaj=14.96 mas, bpa=-13.6 degrees ! Estimated noise=1648.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0029844 Jy ! Component: 100 - total flux cleaned = -0.00320641 Jy ! Component: 150 - total flux cleaned = -0.00333943 Jy ! Component: 200 - total flux cleaned = -0.00345957 Jy ! Total flux subtracted in 200 components = -0.00345957 Jy ! Clean residual min=-0.007668 max=0.004982 Jy/beam ! Clean residual mean=-0.000893 rms=0.001992 Jy/beam ! Combined flux in latest and established models = 0.99445 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 76 components and 0.99445 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243720Jy sigma=0.001841 ! Fit after self-cal, rms=0.243722Jy sigma=0.001841 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 = -0.000233284 Jy ! Component: 100 - total flux cleaned = -0.00033187 Jy ! Component: 150 - total flux cleaned = -0.000418552 Jy ! Component: 200 - total flux cleaned = -0.000497051 Jy ! Total flux subtracted in 200 components = -0.000497051 Jy ! Clean residual min=-0.007486 max=0.004942 Jy/beam ! Clean residual mean=-0.000872 rms=0.001979 Jy/beam ! Combined flux in latest and established models = 0.993953 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 85 components and 0.993953 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243727Jy sigma=0.001841 ! Fit after self-cal, rms=0.243730Jy sigma=0.001841 ! 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=3.218 mas, bmaj=11.61 mas, bpa=-22.08 degrees ! Estimated noise=1336.11 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.218 x 11.61 at -22.08 degrees (North through East) ! Clean map min=-0.010166 max=0.94986 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=0.243730Jy sigma=0.001841 ! Fit after self-cal, rms=0.226077Jy sigma=0.001624 ! Inverting map and beam ! Estimated beam: bmin=3.221 mas, bmaj=11.62 mas, bpa=-22.04 degrees ! Estimated noise=1337.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00363557 Jy ! Component: 100 - total flux cleaned = 0.00397387 Jy ! Component: 150 - total flux cleaned = 0.00411593 Jy ! Component: 200 - total flux cleaned = 0.00406329 Jy ! Total flux subtracted in 200 components = 0.00406329 Jy ! Clean residual min=-0.008131 max=0.005883 Jy/beam ! Clean residual mean=-0.000343 rms=0.001887 Jy/beam ! Combined flux in latest and established models = 0.998016 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 98 components and 0.998016 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225958Jy sigma=0.001623 ! Fit after self-cal, rms=0.225948Jy sigma=0.001623 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000180053 Jy ! Component: 100 - total flux cleaned = 3.95238e-05 Jy ! Component: 150 - total flux cleaned = -0.000133238 Jy ! Component: 200 - total flux cleaned = -0.00017311 Jy ! Total flux subtracted in 200 components = -0.00017311 Jy ! Clean residual min=-0.008101 max=0.005911 Jy/beam ! Clean residual mean=-0.000336 rms=0.001864 Jy/beam ! Combined flux in latest and established models = 0.997843 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 101 components and 0.997843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225919Jy sigma=0.001623 ! Fit after self-cal, rms=0.225921Jy sigma=0.001623 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225921Jy sigma=0.001623 ! Fit after self-cal, rms=0.225509Jy sigma=0.001623 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=3.276 mas, bmaj=10.39 mas, bpa=-24.41 degrees ! Estimated noise=1587.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.738705 Jy ! Component: 100 - total flux cleaned = 0.902376 Jy ! Component: 150 - total flux cleaned = 0.95688 Jy ! Component: 200 - total flux cleaned = 0.981094 Jy ! Total flux subtracted in 200 components = 0.981094 Jy ! Clean residual min=-0.012171 max=0.011972 Jy/beam ! Clean residual mean=-0.000074 rms=0.003195 Jy/beam ! Combined flux in latest and established models = 0.981094 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.981094 Jy ! Inverting map and beam ! Estimated beam: bmin=3.222 mas, bmaj=11.63 mas, bpa=-22.02 degrees ! Estimated noise=1337.17 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 = 0.0119715 Jy ! Component: 100 - total flux cleaned = 0.0133264 Jy ! Component: 150 - total flux cleaned = 0.01406 Jy ! Component: 200 - total flux cleaned = 0.0146548 Jy ! Total flux subtracted in 200 components = 0.0146548 Jy ! Clean residual min=-0.008930 max=0.006342 Jy/beam ! Clean residual mean=-0.000434 rms=0.002139 Jy/beam ! Combined flux in latest and established models = 0.995748 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 47 components and 0.995749 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.351 mas, bmaj=14.99 mas, bpa=-13.67 degrees ! Estimated noise=1651.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184581 Jy ! Component: 100 - total flux cleaned = 0.00203499 Jy ! Component: 150 - total flux cleaned = 0.00211324 Jy ! Component: 200 - total flux cleaned = 0.00218521 Jy ! Total flux subtracted in 200 components = 0.00218521 Jy ! Clean residual min=-0.008406 max=0.004804 Jy/beam ! Clean residual mean=-0.001059 rms=0.002144 Jy/beam ! Combined flux in latest and established models = 0.997934 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 = 3.85992e-06 Jy ! Component: 100 - total flux cleaned = 2.99405e-06 Jy ! Component: 150 - total flux cleaned = 2.73777e-06 Jy ! Component: 200 - total flux cleaned = -4.02192e-05 Jy ! Total flux subtracted in 200 components = -4.02192e-05 Jy ! Clean residual min=-0.008162 max=0.004669 Jy/beam ! Clean residual mean=-0.001057 rms=0.002086 Jy/beam ! Combined flux in latest and established models = 0.997894 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 69 components and 0.997894 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.222 mas, bmaj=11.63 mas, bpa=-22.02 degrees ! Estimated noise=1337.17 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000206519 Jy ! Component: 100 - total flux cleaned = 0.000439198 Jy ! Component: 150 - total flux cleaned = 0.000336228 Jy ! Component: 200 - total flux cleaned = 0.000249127 Jy ! Total flux subtracted in 200 components = 0.000249127 Jy ! Clean residual min=-0.007763 max=0.005656 Jy/beam ! Clean residual mean=-0.000491 rms=0.001909 Jy/beam ! Combined flux in latest and established models = 0.998143 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 81 components and 0.998143 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225530Jy sigma=0.001623 ! Fit after self-cal, rms=0.225545Jy sigma=0.001623 wmodel J1127-1857_S_2003_06_18_pus_map.mod ! Writing 81 model components to file: J1127-1857_S_2003_06_18_pus_map.mod wobs J1127-1857_S_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J1127-1857_S_2003_06_18_pus_uvs.fits wwins J1127-1857_S_2003_06_18_pus_map.win ! wwins: Wrote 1 windows to J1127-1857_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 = -0.00327572 Jy ! Component: 100 - total flux cleaned = -0.00610093 Jy ! Component: 150 - total flux cleaned = -0.0079527 Jy ! Component: 200 - total flux cleaned = -0.0092876 Jy ! Component: 250 - total flux cleaned = -0.010184 Jy ! Component: 300 - total flux cleaned = -0.0107831 Jy ! Component: 350 - total flux cleaned = -0.0109483 Jy ! Component: 400 - total flux cleaned = -0.0112686 Jy ! Component: 450 - total flux cleaned = -0.0115006 Jy ! Component: 500 - total flux cleaned = -0.0117994 Jy ! Component: 550 - total flux cleaned = -0.0120874 Jy ! Component: 600 - total flux cleaned = -0.0124365 Jy ! Component: 650 - total flux cleaned = -0.012571 Jy ! Component: 700 - total flux cleaned = -0.012769 Jy ! Component: 750 - total flux cleaned = -0.0130243 Jy ! Component: 800 - total flux cleaned = -0.0132101 Jy ! Component: 850 - total flux cleaned = -0.0133908 Jy ! Component: 900 - total flux cleaned = -0.013625 Jy ! Component: 950 - total flux cleaned = -0.01374 Jy ! Component: 1000 - total flux cleaned = -0.0139647 Jy ! Component: 1050 - total flux cleaned = -0.0141843 Jy ! Component: 1100 - total flux cleaned = -0.0143984 Jy ! Component: 1150 - total flux cleaned = -0.0145561 Jy ! Component: 1200 - total flux cleaned = -0.0148133 Jy ! Component: 1250 - total flux cleaned = -0.0150138 Jy ! Component: 1300 - total flux cleaned = -0.015112 Jy ! Component: 1350 - total flux cleaned = -0.015306 Jy ! Component: 1400 - total flux cleaned = -0.0154964 Jy ! Component: 1450 - total flux cleaned = -0.0156828 Jy ! Component: 1500 - total flux cleaned = -0.0158198 Jy ! Component: 1550 - total flux cleaned = -0.0159095 Jy ! Component: 1600 - total flux cleaned = -0.0159972 Jy ! Component: 1650 - total flux cleaned = -0.0159972 Jy ! Component: 1700 - total flux cleaned = -0.0160403 Jy ! Component: 1750 - total flux cleaned = -0.0160829 Jy ! Component: 1800 - total flux cleaned = -0.0161663 Jy ! Component: 1850 - total flux cleaned = -0.0162482 Jy ! Component: 1900 - total flux cleaned = -0.0162886 Jy ! Component: 1950 - total flux cleaned = -0.0163685 Jy ! Component: 2000 - total flux cleaned = -0.0164077 Jy ! Total flux subtracted in 2048 components = -0.0163686 Jy ! Clean residual min=-0.001990 max=0.002445 Jy/beam ! Clean residual mean=-0.000032 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.981774 Jy keep ! Adding 144 model components to the UV plane model. ! The established model now contains 225 components and 0.981774 Jy wmap "J1127-1857_S_2003_06_18_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.222 x 11.63 at -22.02 degrees (North through East) ! Clean map min=-0.0097569 max=0.9505 Jy/beam ! Writing clean map to FITS file: J1127-1857_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 0.950504 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00079719 device "J1127-1857_S_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_S_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.251611 0.251611 0.503221 1.00644 2.01288 4.02577 8.05154 16.1031 32.2062 64.4123 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.95 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.222 x 11.63 at -22.02 degrees (North through East) ! Clean map min=-0.0097569 max=0.9505 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1127-1857_S_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J1127-1857_S_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1127-1857_S_2003_06_18_pus_uvs.log closed on Tue Jan 23 22:35:11 2007