! Started logfile: J2258-2758_X_2008_07_09_pus_uvs.log on Sun Oct 10 22:37:10 2010 obs J2258-2758_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J2258-2758_X_2008_07_09_pus_uva.fits ! AN table 1: 244 integrations on 105 of 105 possible baselines. ! AN table 2: 26 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0589418 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2258-2758 ! ! 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 1146 lines of history. ! ! Reading 6684 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 = 256 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 = 256x256 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 2987 telescope corrections were flagged in sub-array 1. ! A total of 390 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2987 telescope corrections were flagged in sub-array 1. ! A total of 390 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2987 telescope corrections were flagged in sub-array 1. ! A total of 390 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2987 telescope corrections were flagged in sub-array 1. ! A total of 390 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=2.016785Jy sigma=0.015790 ! Fit after self-cal, rms=0.976546Jy sigma=0.007653 ! 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=0.6501 mas, bmaj=1.937 mas, bpa=-13.32 degrees ! Estimated noise=1720.02 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 = 1.52294 Jy ! Component: 100 - total flux cleaned = 1.8556 Jy ! Total flux subtracted in 100 components = 1.8556 Jy ! Clean residual min=-0.061879 max=0.109858 Jy/beam ! Clean residual mean=0.003824 rms=0.021013 Jy/beam ! Combined flux in latest and established models = 1.8556 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 1.8556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278174Jy sigma=0.002155 ! Fit after self-cal, rms=0.278131Jy sigma=0.002155 ! 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=0.6286 mas, bmaj=2.002 mas, bpa=-14.44 degrees ! Estimated noise=1185.9 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 = 0.127673 Jy ! Component: 100 - total flux cleaned = 0.196917 Jy ! Component: 150 - total flux cleaned = 0.238614 Jy ! Component: 200 - total flux cleaned = 0.258425 Jy ! Total flux subtracted in 200 components = 0.258425 Jy ! Clean residual min=-0.035089 max=0.053199 Jy/beam ! Clean residual mean=0.001494 rms=0.013532 Jy/beam ! Combined flux in latest and established models = 2.11403 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 2.11403 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219902Jy sigma=0.001601 ! Fit after self-cal, rms=0.219793Jy sigma=0.001600 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HH 1.00* HN 1.17 ! KK 1.00* KP 1.00 LA 0.98 MK 0.99 ! NL 1.00 NY 1.00* ON 1.00* PT 1.01 ! SC 0.97 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* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HH 1.00* HN 1.07 ! KK 1.00* KP 0.95 LA 0.97 MK 1.00 ! NL 0.99 NY 1.00* ON 1.00* PT 1.01 ! SC 0.97 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* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 HH 1.00* HN 1.05 ! KK 1.00* KP 0.98 LA 1.00 MK 1.01 ! NL 1.02 NY 1.00* ON 1.00* PT 1.01 ! SC 1.00 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* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HH 1.00* HN 1.03 ! KK 1.00* KP 0.98 LA 0.99 MK 1.03 ! NL 1.03 NY 1.00* ON 1.00* PT 1.04 ! SC 1.00 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* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.219793Jy sigma=0.001600 ! Fit after self-cal, rms=0.191322Jy sigma=0.001364 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6478 mas, bmaj=1.998 mas, bpa=-14.12 degrees ! Estimated noise=1207.12 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 = -0.00375727 Jy ! Component: 100 - total flux cleaned = -0.00577711 Jy ! Component: 150 - total flux cleaned = -0.00647017 Jy ! Component: 200 - total flux cleaned = -0.00740607 Jy ! Total flux subtracted in 200 components = -0.00740607 Jy ! Clean residual min=-0.021768 max=0.028820 Jy/beam ! Clean residual mean=0.000488 rms=0.006801 Jy/beam ! Combined flux in latest and established models = 2.10662 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 2.10662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189728Jy sigma=0.001354 ! Fit after self-cal, rms=0.189773Jy sigma=0.001353 ! 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=0.189773Jy sigma=0.001353 ! Fit after self-cal, rms=0.185931Jy sigma=0.001322 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6482 mas, bmaj=1.998 mas, bpa=-14.13 degrees ! Estimated noise=1205.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00808321 Jy ! Component: 100 - total flux cleaned = -0.00872408 Jy ! Component: 150 - total flux cleaned = -0.00958852 Jy ! Component: 200 - total flux cleaned = -0.0103627 Jy ! Total flux subtracted in 200 components = -0.0103627 Jy ! Clean residual min=-0.018485 max=0.027111 Jy/beam ! Clean residual mean=0.000495 rms=0.006295 Jy/beam ! Combined flux in latest and established models = 2.09626 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 24 components and 2.09626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184843Jy sigma=0.001315 ! Fit after self-cal, rms=0.184825Jy sigma=0.001315 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 (-3.4, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0257844 Jy ! Component: 100 - total flux cleaned = 0.0302304 Jy ! Component: 150 - total flux cleaned = 0.029134 Jy ! Component: 200 - total flux cleaned = 0.0288282 Jy ! Total flux subtracted in 200 components = 0.0288282 Jy ! Clean residual min=-0.014885 max=0.017507 Jy/beam ! Clean residual mean=0.000147 rms=0.004520 Jy/beam ! Combined flux in latest and established models = 2.12509 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 2.12509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181082Jy sigma=0.001286 ! Fit after self-cal, rms=0.180716Jy sigma=0.001283 ! 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=0.180716Jy sigma=0.001283 ! Fit after self-cal, rms=0.176439Jy sigma=0.001254 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6483 mas, bmaj=1.995 mas, bpa=-14.07 degrees ! Estimated noise=1203.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00879434 Jy ! Component: 100 - total flux cleaned = 0.0082056 Jy ! Component: 150 - total flux cleaned = 0.00797301 Jy ! Component: 200 - total flux cleaned = 0.00732289 Jy ! Total flux subtracted in 200 components = 0.00732289 Jy ! Clean residual min=-0.010585 max=0.012568 Jy/beam ! Clean residual mean=0.000047 rms=0.003222 Jy/beam ! Combined flux in latest and established models = 2.13241 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 48 components and 2.13241 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175206Jy sigma=0.001244 ! Fit after self-cal, rms=0.175110Jy sigma=0.001243 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 = 0.00310208 Jy ! Component: 100 - total flux cleaned = 0.00292426 Jy ! Component: 150 - total flux cleaned = 0.00258144 Jy ! Component: 200 - total flux cleaned = 0.00209981 Jy ! Total flux subtracted in 200 components = 0.00209981 Jy ! Clean residual min=-0.009474 max=0.010588 Jy/beam ! Clean residual mean=0.000021 rms=0.002816 Jy/beam ! Combined flux in latest and established models = 2.13451 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 55 components and 2.13451 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174725Jy sigma=0.001240 ! Fit after self-cal, rms=0.174692Jy sigma=0.001240 ! 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=0.174692Jy sigma=0.001240 ! Fit after self-cal, rms=0.174458Jy sigma=0.001238 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.013 mas, bmaj=3.831 mas, bpa=5.114 degrees ! Estimated noise=1678.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00144738 Jy ! Component: 100 - total flux cleaned = -0.00117779 Jy ! Component: 150 - total flux cleaned = -0.00100409 Jy ! Component: 200 - total flux cleaned = -0.00100669 Jy ! Total flux subtracted in 200 components = -0.00100669 Jy ! Clean residual min=-0.010837 max=0.008697 Jy/beam ! Clean residual mean=0.000060 rms=0.003259 Jy/beam ! Combined flux in latest and established models = 2.1335 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 2.1335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174332Jy sigma=0.001237 ! Fit after self-cal, rms=0.174202Jy sigma=0.001236 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 = 0.000347488 Jy ! Component: 100 - total flux cleaned = 0.00118961 Jy ! Component: 150 - total flux cleaned = 0.00145421 Jy ! Component: 200 - total flux cleaned = 0.00122501 Jy ! Total flux subtracted in 200 components = 0.00122501 Jy ! Clean residual min=-0.010152 max=0.008287 Jy/beam ! Clean residual mean=0.000024 rms=0.003067 Jy/beam ! Combined flux in latest and established models = 2.13473 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 71 components and 2.13473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174276Jy sigma=0.001236 ! Fit after self-cal, rms=0.174194Jy sigma=0.001236 ! 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=0.6484 mas, bmaj=1.993 mas, bpa=-14.02 degrees ! Estimated noise=1202.36 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6484 x 1.993 at -14.02 degrees (North through East) ! Clean map min=-0.008094 max=1.9083 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=0.174194Jy sigma=0.001236 ! Fit after self-cal, rms=0.151569Jy sigma=0.001060 ! Inverting map and beam ! Estimated beam: bmin=0.647 mas, bmaj=1.993 mas, bpa=-14.04 degrees ! Estimated noise=1198.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00625821 Jy ! Component: 100 - total flux cleaned = -0.00661808 Jy ! Component: 150 - total flux cleaned = -0.00708008 Jy ! Component: 200 - total flux cleaned = -0.00736018 Jy ! Total flux subtracted in 200 components = -0.00736018 Jy ! Clean residual min=-0.007809 max=0.007027 Jy/beam ! Clean residual mean=0.000044 rms=0.001895 Jy/beam ! Combined flux in latest and established models = 2.12737 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 81 components and 2.12737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151187Jy sigma=0.001057 ! Fit after self-cal, rms=0.151146Jy sigma=0.001057 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000822465 Jy ! Component: 100 - total flux cleaned = -0.000697157 Jy ! Component: 150 - total flux cleaned = -0.000699252 Jy ! Component: 200 - total flux cleaned = -0.000812286 Jy ! Total flux subtracted in 200 components = -0.000812286 Jy ! Clean residual min=-0.007694 max=0.006680 Jy/beam ! Clean residual mean=0.000056 rms=0.001798 Jy/beam ! Combined flux in latest and established models = 2.12656 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 86 components and 2.12656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150986Jy sigma=0.001055 ! Fit after self-cal, rms=0.150970Jy sigma=0.001055 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150970Jy sigma=0.001055 ! Fit after self-cal, rms=0.150815Jy sigma=0.001055 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=0.6509 mas, bmaj=1.92 mas, bpa=-12.97 degrees ! Estimated noise=1718.15 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.51602 Jy ! Component: 100 - total flux cleaned = 1.84696 Jy ! Component: 150 - total flux cleaned = 1.93938 Jy ! Component: 200 - total flux cleaned = 1.98788 Jy ! Total flux subtracted in 200 components = 1.98788 Jy ! Clean residual min=-0.017782 max=0.029770 Jy/beam ! Clean residual mean=0.001363 rms=0.006344 Jy/beam ! Combined flux in latest and established models = 1.98788 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 16 model components to the UV plane model. ! The established model now contains 16 components and 1.98788 Jy ! Inverting map and beam ! Estimated beam: bmin=0.6472 mas, bmaj=1.993 mas, bpa=-14.02 degrees ! Estimated noise=1197.69 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 = 0.0438132 Jy ! Component: 100 - total flux cleaned = 0.0721563 Jy ! Component: 150 - total flux cleaned = 0.0921558 Jy ! Component: 200 - total flux cleaned = 0.101101 Jy ! Total flux subtracted in 200 components = 0.101101 Jy ! Clean residual min=-0.010303 max=0.015272 Jy/beam ! Clean residual mean=0.000442 rms=0.003303 Jy/beam ! Combined flux in latest and established models = 2.08898 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 37 components and 2.08898 Jy ! Inverting map ! Added new window around map position (-1.2, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103075 Jy ! Component: 100 - total flux cleaned = 0.0155569 Jy ! Component: 150 - total flux cleaned = 0.0199564 Jy ! Component: 200 - total flux cleaned = 0.0234727 Jy ! Total flux subtracted in 200 components = 0.0234727 Jy ! Clean residual min=-0.006162 max=0.007810 Jy/beam ! Clean residual mean=0.000136 rms=0.002024 Jy/beam ! Combined flux in latest and established models = 2.11245 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 61 components and 2.11245 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=2.018 mas, bmaj=3.83 mas, bpa=5.27 degrees ! Estimated noise=1669.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00669905 Jy ! Component: 100 - total flux cleaned = 0.0075922 Jy ! Component: 150 - total flux cleaned = 0.00841985 Jy ! Component: 200 - total flux cleaned = 0.00908811 Jy ! Total flux subtracted in 200 components = 0.00908811 Jy ! Clean residual min=-0.007209 max=0.008190 Jy/beam ! Clean residual mean=0.000035 rms=0.002440 Jy/beam ! Combined flux in latest and established models = 2.12154 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 = 0.000194706 Jy ! Component: 100 - total flux cleaned = 0.000281177 Jy ! Component: 150 - total flux cleaned = 0.000358943 Jy ! Component: 200 - total flux cleaned = 0.000357341 Jy ! Total flux subtracted in 200 components = 0.000357341 Jy ! Clean residual min=-0.006950 max=0.007890 Jy/beam ! Clean residual mean=0.000013 rms=0.002346 Jy/beam ! Combined flux in latest and established models = 2.1219 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 78 components and 2.1219 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.6472 mas, bmaj=1.993 mas, bpa=-14.02 degrees ! Estimated noise=1197.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00102131 Jy ! Component: 100 - total flux cleaned = -0.000750636 Jy ! Component: 150 - total flux cleaned = -0.000395929 Jy ! Component: 200 - total flux cleaned = -7.58441e-05 Jy ! Total flux subtracted in 200 components = -7.58441e-05 Jy ! Clean residual min=-0.005371 max=0.006562 Jy/beam ! Clean residual mean=0.000027 rms=0.001652 Jy/beam ! Combined flux in latest and established models = 2.12182 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 93 components and 2.12182 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150771Jy sigma=0.001054 ! Fit after self-cal, rms=0.150598Jy sigma=0.001052 wmodel J2258-2758_X_2008_07_09_pus_map.mod ! Writing 93 model components to file: J2258-2758_X_2008_07_09_pus_map.mod wobs J2258-2758_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J2258-2758_X_2008_07_09_pus_uvs.fits wwins J2258-2758_X_2008_07_09_pus_map.win ! wwins: Wrote 3 windows to J2258-2758_X_2008_07_09_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=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122837 Jy ! Component: 100 - total flux cleaned = 0.0011377 Jy ! Component: 150 - total flux cleaned = 0.000980773 Jy ! Component: 200 - total flux cleaned = 0.000825186 Jy ! Component: 250 - total flux cleaned = 0.000681136 Jy ! Component: 300 - total flux cleaned = 0.00047606 Jy ! Component: 350 - total flux cleaned = 0.000280111 Jy ! Component: 400 - total flux cleaned = 9.21555e-05 Jy ! Component: 450 - total flux cleaned = -0.000332724 Jy ! Component: 500 - total flux cleaned = -0.000626521 Jy ! Component: 550 - total flux cleaned = -0.000913719 Jy ! Component: 600 - total flux cleaned = -0.0011925 Jy ! Component: 650 - total flux cleaned = -0.00146255 Jy ! Component: 700 - total flux cleaned = -0.00167273 Jy ! Component: 750 - total flux cleaned = -0.00192737 Jy ! Component: 800 - total flux cleaned = -0.00197699 Jy ! Component: 850 - total flux cleaned = -0.00217208 Jy ! Component: 900 - total flux cleaned = -0.00231449 Jy ! Component: 950 - total flux cleaned = -0.00245315 Jy ! Component: 1000 - total flux cleaned = -0.0028184 Jy ! Total flux subtracted in 1024 components = -0.00290808 Jy ! Clean residual min=-0.002379 max=0.002870 Jy/beam ! Clean residual mean=-0.000013 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 2.11892 Jy keep ! Adding 73 model components to the UV plane model. ! The established model now contains 165 components and 2.11891 Jy wmap "J2258-2758_X_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6472 x 1.993 at -14.02 degrees (North through East) ! Clean map min=-0.0057259 max=1.9178 Jy/beam ! Writing clean map to FITS file: J2258-2758_X_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.91784 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00093692 device "J2258-2758_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2258-2758_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.146559 0.146559 0.293117 0.586234 1.17247 2.34494 4.68988 9.37975 18.7595 37.519 75.038 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.917 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6472 x 1.993 at -14.02 degrees (North through East) ! Clean map min=-0.0057259 max=1.9178 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2258-2758_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J2258-2758_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2258-2758_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 22:37:12 2010