! Started logfile: J2331-1556_S_1997_01_11_pus_uvs.log on Sun Feb 5 20:00:15 2006 obs J2331-1556_S_1997_01_11_pus_uve.fits ! Reading UV FITS file: J2331-1556_S_1997_01_11_pus_uve.fits ! AN table 1: 24 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.722222 visibilities/baseline/integration-bin. ! Found source: J2331-1556 ! ! 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 2.22049e+09 4e+06 1 4e+06 ! 02 2 2.23236e+09 4e+06 1 4e+06 ! 03 3 2.29236e+09 4e+06 1 4e+06 ! 04 4 2.32236e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 610 lines of history. ! ! Reading 3120 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 float field_size field_size = 512 float field_cell field_cell = 0.5 float taper_size taper_size = 20. integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.255086Jy sigma=3.000178 ! Fit after self-cal, rms=0.246096Jy sigma=2.897492 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.818 mas, bmaj=7.292 mas, bpa=-4.67 degrees ! Estimated noise=1.72736 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 = 0.655727 Jy ! Component: 100 - total flux cleaned = 0.808161 Jy ! Total flux subtracted in 100 components = 0.808161 Jy ! Clean residual min=-0.031604 max=0.056468 Jy/beam ! Clean residual mean=0.001381 rms=0.010203 Jy/beam ! Combined flux in latest and established models = 0.808161 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.808161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222239Jy sigma=2.287041 ! Fit after self-cal, rms=0.222242Jy sigma=2.286942 ! 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=3.609 mas, bmaj=8.7 mas, bpa=-3.919 degrees ! Estimated noise=1.21122 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 = 0.0616752 Jy ! Component: 100 - total flux cleaned = 0.0754017 Jy ! Component: 150 - total flux cleaned = 0.0762999 Jy ! Component: 200 - total flux cleaned = 0.076975 Jy ! Total flux subtracted in 200 components = 0.076975 Jy ! Clean residual min=-0.022738 max=0.053887 Jy/beam ! Clean residual mean=0.003061 rms=0.009064 Jy/beam ! Combined flux in latest and established models = 0.885136 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 21 components and 0.885136 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199362Jy sigma=2.107310 ! Fit after self-cal, rms=0.199313Jy sigma=2.106338 ! Inverting map ! Added new window around map position (13, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0410734 Jy ! Component: 100 - total flux cleaned = 0.0506519 Jy ! Component: 150 - total flux cleaned = 0.0543903 Jy ! Component: 200 - total flux cleaned = 0.0576168 Jy ! Total flux subtracted in 200 components = 0.0576168 Jy ! Clean residual min=-0.019853 max=0.039533 Jy/beam ! Clean residual mean=0.002358 rms=0.008025 Jy/beam ! Combined flux in latest and established models = 0.942753 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 44 components and 0.942753 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187835Jy sigma=1.947691 ! Fit after self-cal, rms=0.186910Jy sigma=1.936909 ! 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 0.91 FD 1.05 HN 1.14 KP 0.88 ! LA 0.97 MK 0.96 NL 0.81 OV 1.05 ! PT 1.07 SC 0.82 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.10 HN 1.25 KP 1.00 ! LA 1.06 MK 1.00 NL 0.90 OV 1.03 ! PT 1.05 SC 0.86 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.02 HN 1.10 KP 0.90 ! LA 0.80 MK 0.87 NL 0.95 OV 0.92 ! PT 1.22 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.07 HN 1.21 KP 0.97 ! LA 0.87 MK 1.00 NL 0.99 OV 1.05 ! PT 1.13 SC 1.00 ! ! ! Fit before self-cal, rms=0.186910Jy sigma=1.936909 ! Fit after self-cal, rms=0.126684Jy sigma=1.339439 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.585 mas, bmaj=8.532 mas, bpa=-3.264 degrees ! Estimated noise=1.1988 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 (53, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0351411 Jy ! Component: 100 - total flux cleaned = 0.0592783 Jy ! Component: 150 - total flux cleaned = 0.0775288 Jy ! Component: 200 - total flux cleaned = 0.0916991 Jy ! Total flux subtracted in 200 components = 0.0916991 Jy ! Clean residual min=-0.010416 max=0.013925 Jy/beam ! Clean residual mean=0.001584 rms=0.003322 Jy/beam ! Combined flux in latest and established models = 1.03445 Jy ! Performing phase self-cal ! Adding 73 model components to the UV plane model. ! The established model now contains 117 components and 1.03445 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113378Jy sigma=1.162017 ! Fit after self-cal, rms=0.112249Jy sigma=1.147888 ! 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=0.112249Jy sigma=1.147888 ! Fit after self-cal, rms=0.104909Jy sigma=1.056697 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.596 mas, bmaj=8.573 mas, bpa=-3.335 degrees ! Estimated noise=1.20208 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100243 Jy ! Component: 100 - total flux cleaned = 0.0161312 Jy ! Component: 150 - total flux cleaned = 0.0209705 Jy ! Component: 200 - total flux cleaned = 0.0243393 Jy ! Total flux subtracted in 200 components = 0.0243393 Jy ! Clean residual min=-0.007810 max=0.008429 Jy/beam ! Clean residual mean=0.000490 rms=0.002209 Jy/beam ! Combined flux in latest and established models = 1.05879 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 147 components and 1.05879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102935Jy sigma=1.029235 ! Fit after self-cal, rms=0.102832Jy sigma=1.027874 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 = 0.00411568 Jy ! Component: 100 - total flux cleaned = 0.00750121 Jy ! Component: 150 - total flux cleaned = 0.0101321 Jy ! Component: 200 - total flux cleaned = 0.0125222 Jy ! Total flux subtracted in 200 components = 0.0125222 Jy ! Clean residual min=-0.007127 max=0.008232 Jy/beam ! Clean residual mean=0.000352 rms=0.002049 Jy/beam ! Combined flux in latest and established models = 1.07131 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 159 components and 1.07131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102017Jy sigma=1.017463 ! Fit after self-cal, rms=0.101940Jy sigma=1.016909 ! 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=0.101940Jy sigma=1.016909 ! Fit after self-cal, rms=0.101854Jy sigma=1.013869 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.6 mas, bmaj=8.575 mas, bpa=-3.254 degrees ! Estimated noise=1.20246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00353616 Jy ! Component: 100 - total flux cleaned = 0.00595561 Jy ! Component: 150 - total flux cleaned = 0.00830934 Jy ! Component: 200 - total flux cleaned = 0.0101188 Jy ! Total flux subtracted in 200 components = 0.0101188 Jy ! Clean residual min=-0.006398 max=0.007355 Jy/beam ! Clean residual mean=0.000464 rms=0.001898 Jy/beam ! Combined flux in latest and established models = 1.08143 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 177 components and 1.08143 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101179Jy sigma=1.005448 ! Fit after self-cal, rms=0.101114Jy sigma=1.004989 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 = 0.00224793 Jy ! Component: 100 - total flux cleaned = 0.00362042 Jy ! Component: 150 - total flux cleaned = 0.00460911 Jy ! Component: 200 - total flux cleaned = 0.00553897 Jy ! Total flux subtracted in 200 components = 0.00553897 Jy ! Clean residual min=-0.006300 max=0.007204 Jy/beam ! Clean residual mean=0.000401 rms=0.001831 Jy/beam ! Combined flux in latest and established models = 1.08697 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 185 components and 1.08697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100709Jy sigma=1.000246 ! Fit after self-cal, rms=0.100669Jy sigma=1.000021 ! 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=0.100669Jy sigma=1.000021 ! Fit after self-cal, rms=0.100750Jy sigma=0.999057 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.74 mas, bmaj=14.02 mas, bpa=2.335 degrees ! Estimated noise=1.44391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00562273 Jy ! Component: 100 - total flux cleaned = 0.00819606 Jy ! Component: 150 - total flux cleaned = 0.010409 Jy ! Component: 200 - total flux cleaned = 0.0121209 Jy ! Total flux subtracted in 200 components = 0.0121209 Jy ! Clean residual min=-0.005441 max=0.007822 Jy/beam ! Clean residual mean=0.000736 rms=0.002131 Jy/beam ! Combined flux in latest and established models = 1.09909 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 208 components and 1.09909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100480Jy sigma=0.996062 ! Fit after self-cal, rms=0.100430Jy sigma=0.995592 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 = 0.00153581 Jy ! Component: 100 - total flux cleaned = 0.00268415 Jy ! Component: 150 - total flux cleaned = 0.0030536 Jy ! Component: 200 - total flux cleaned = 0.00347526 Jy ! Total flux subtracted in 200 components = 0.00347526 Jy ! Clean residual min=-0.005250 max=0.007310 Jy/beam ! Clean residual mean=0.000658 rms=0.002056 Jy/beam ! Combined flux in latest and established models = 1.10257 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 216 components and 1.10257 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100326Jy sigma=0.994402 ! Fit after self-cal, rms=0.100298Jy sigma=0.994200 ! 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=3.601 mas, bmaj=8.576 mas, bpa=-3.202 degrees ! Estimated noise=1.2037 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.601 x 8.576 at -3.202 degrees (North through East) ! Clean map min=-0.0075902 max=0.84547 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=0.100298Jy sigma=0.994200 ! Fit after self-cal, rms=0.093875Jy sigma=0.918547 ! Inverting map and beam ! Estimated beam: bmin=3.601 mas, bmaj=8.572 mas, bpa=-3.184 degrees ! Estimated noise=1.20376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104947 Jy ! Component: 100 - total flux cleaned = 0.00104775 Jy ! Component: 150 - total flux cleaned = 0.00128177 Jy ! Component: 200 - total flux cleaned = 0.00139557 Jy ! Total flux subtracted in 200 components = 0.00139557 Jy ! Clean residual min=-0.005234 max=0.006390 Jy/beam ! Clean residual mean=0.000426 rms=0.001608 Jy/beam ! Combined flux in latest and established models = 1.10396 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 231 components and 1.10396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093537Jy sigma=0.914870 ! Fit after self-cal, rms=0.093514Jy sigma=0.914711 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000870852 Jy ! Component: 100 - total flux cleaned = 0.00107791 Jy ! Component: 150 - total flux cleaned = 0.00127534 Jy ! Component: 200 - total flux cleaned = 0.0015564 Jy ! Total flux subtracted in 200 components = 0.0015564 Jy ! Clean residual min=-0.005197 max=0.006339 Jy/beam ! Clean residual mean=0.000409 rms=0.001582 Jy/beam ! Combined flux in latest and established models = 1.10552 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 243 components and 1.10552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093294Jy sigma=0.912397 ! Fit after self-cal, rms=0.093282Jy sigma=0.912314 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093282Jy sigma=0.912314 ! Fit after self-cal, rms=0.093362Jy sigma=0.911923 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.819 mas, bmaj=7.164 mas, bpa=-3.854 degrees ! Estimated noise=1.7225 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.653525 Jy ! Component: 100 - total flux cleaned = 0.802983 Jy ! Component: 150 - total flux cleaned = 0.863633 Jy ! Component: 200 - total flux cleaned = 0.900093 Jy ! Total flux subtracted in 200 components = 0.900093 Jy ! Clean residual min=-0.013999 max=0.021217 Jy/beam ! Clean residual mean=0.000846 rms=0.004698 Jy/beam ! Combined flux in latest and established models = 0.900093 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 0.900093 Jy ! Inverting map and beam ! Estimated beam: bmin=3.6 mas, bmaj=8.57 mas, bpa=-3.138 degrees ! Estimated noise=1.20513 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 = 0.041821 Jy ! Component: 100 - total flux cleaned = 0.0720142 Jy ! Component: 150 - total flux cleaned = 0.0956942 Jy ! Component: 200 - total flux cleaned = 0.115099 Jy ! Total flux subtracted in 200 components = 0.115099 Jy ! Clean residual min=-0.008575 max=0.013575 Jy/beam ! Clean residual mean=0.001401 rms=0.003391 Jy/beam ! Combined flux in latest and established models = 1.01519 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 87 components and 1.01519 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=7.74 mas, bmaj=14.02 mas, bpa=2.442 degrees ! Estimated noise=1.44573 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0258392 Jy ! Component: 100 - total flux cleaned = 0.044259 Jy ! Component: 150 - total flux cleaned = 0.0582944 Jy ! Component: 200 - total flux cleaned = 0.0691767 Jy ! Total flux subtracted in 200 components = 0.0691767 Jy ! Clean residual min=-0.005104 max=0.009314 Jy/beam ! Clean residual mean=0.001275 rms=0.002681 Jy/beam ! Combined flux in latest and established models = 1.08437 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 = 0.00850231 Jy ! Component: 100 - total flux cleaned = 0.0126726 Jy ! Component: 150 - total flux cleaned = 0.0150322 Jy ! Component: 200 - total flux cleaned = 0.0166932 Jy ! Total flux subtracted in 200 components = 0.0166932 Jy ! Clean residual min=-0.004533 max=0.007465 Jy/beam ! Clean residual mean=0.000934 rms=0.002176 Jy/beam ! Combined flux in latest and established models = 1.10106 Jy ! Adding 123 model components to the UV plane model. ! The established model now contains 206 components and 1.10106 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.6 mas, bmaj=8.57 mas, bpa=-3.138 degrees ! Estimated noise=1.20513 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00129964 Jy ! Component: 100 - total flux cleaned = -0.0027185 Jy ! Component: 150 - total flux cleaned = -0.0025138 Jy ! Component: 200 - total flux cleaned = -0.00180563 Jy ! Total flux subtracted in 200 components = -0.00180563 Jy ! Clean residual min=-0.005733 max=0.007214 Jy/beam ! Clean residual mean=0.000508 rms=0.001760 Jy/beam ! Combined flux in latest and established models = 1.09926 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 218 components and 1.09926 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094713Jy sigma=0.931367 ! Fit after self-cal, rms=0.094552Jy sigma=0.929124 wmodel J2331-1556_S_1997_01_11_pus_map.mod ! Writing 218 model components to file: J2331-1556_S_1997_01_11_pus_map.mod wobs J2331-1556_S_1997_01_11_pus_uvs.fits ! Writing UV FITS file: J2331-1556_S_1997_01_11_pus_uvs.fits wwins J2331-1556_S_1997_01_11_pus_map.win ! wwins: Wrote 3 windows to J2331-1556_S_1997_01_11_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 = 0.00242835 Jy ! Component: 100 - total flux cleaned = 0.00421937 Jy ! Component: 150 - total flux cleaned = 0.0059383 Jy ! Component: 200 - total flux cleaned = 0.00749561 Jy ! Component: 250 - total flux cleaned = 0.00881374 Jy ! Component: 300 - total flux cleaned = 0.0101831 Jy ! Component: 350 - total flux cleaned = 0.0112472 Jy ! Component: 400 - total flux cleaned = 0.0121112 Jy ! Component: 450 - total flux cleaned = 0.0129545 Jy ! Component: 500 - total flux cleaned = 0.0138595 Jy ! Component: 550 - total flux cleaned = 0.0146624 Jy ! Component: 600 - total flux cleaned = 0.0153686 Jy ! Component: 650 - total flux cleaned = 0.0159825 Jy ! Component: 700 - total flux cleaned = 0.0162828 Jy ! Component: 750 - total flux cleaned = 0.0167275 Jy ! Component: 800 - total flux cleaned = 0.0173806 Jy ! Component: 850 - total flux cleaned = 0.0176655 Jy ! Component: 900 - total flux cleaned = 0.018225 Jy ! Component: 950 - total flux cleaned = 0.0186367 Jy ! Component: 1000 - total flux cleaned = 0.018906 Jy ! Component: 1050 - total flux cleaned = 0.0191732 Jy ! Component: 1100 - total flux cleaned = 0.0196979 Jy ! Component: 1150 - total flux cleaned = 0.0200841 Jy ! Component: 1200 - total flux cleaned = 0.0205285 Jy ! Component: 1250 - total flux cleaned = 0.0209668 Jy ! Component: 1300 - total flux cleaned = 0.0213986 Jy ! Component: 1350 - total flux cleaned = 0.0218243 Jy ! Component: 1400 - total flux cleaned = 0.0222449 Jy ! Component: 1450 - total flux cleaned = 0.0225996 Jy ! Component: 1500 - total flux cleaned = 0.0228915 Jy ! Component: 1550 - total flux cleaned = 0.02318 Jy ! Component: 1600 - total flux cleaned = 0.0234646 Jy ! Component: 1650 - total flux cleaned = 0.0236908 Jy ! Component: 1700 - total flux cleaned = 0.0240249 Jy ! Component: 1750 - total flux cleaned = 0.0243552 Jy ! Component: 1800 - total flux cleaned = 0.0246813 Jy ! Component: 1850 - total flux cleaned = 0.0248971 Jy ! Component: 1900 - total flux cleaned = 0.025163 Jy ! Component: 1950 - total flux cleaned = 0.0253743 Jy ! Component: 2000 - total flux cleaned = 0.0256345 Jy ! Total flux subtracted in 2048 components = 0.0256859 Jy ! Clean residual min=-0.003204 max=0.003047 Jy/beam ! Clean residual mean=0.000226 rms=0.001037 Jy/beam ! Combined flux in latest and established models = 1.12494 Jy keep ! Adding 145 model components to the UV plane model. ! The established model now contains 358 components and 1.12494 Jy wmap "J2331-1556_S_1997_01_11_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.6 x 8.57 at -3.138 degrees (North through East) ! Clean map min=-0.0044109 max=0.84298 Jy/beam ! Writing clean map to FITS file: J2331-1556_S_1997_01_11_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.842984 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00104091 device "J2331-1556_S_1997_01_11_pus\_map.eps/VPS" ! Attempting to open device: 'J2331-1556_S_1997_01_11_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.370437 0.370437 0.740874 1.48175 2.9635 5.92699 11.854 23.708 47.4159 94.8319 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.842 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.6 x 8.57 at -3.138 degrees (North through East) ! Clean map min=-0.0044109 max=0.84298 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2331-1556_S_1997_01_11_pus\_map.gif/vgif" ! Attempting to open device: 'J2331-1556_S_1997_01_11_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2331-1556_S_1997_01_11_pus_uvs.log closed on Sun Feb 5 20:00:53 2006