! Started logfile: J2246-1206_S_2000_05_22_pus_uvs.log on Tue Nov 20 15:11:08 2007 obs J2246-1206_S_2000_05_22_pus_uva.fits ! Reading UV FITS file: J2246-1206_S_2000_05_22_pus_uva.fits ! AN table 1: 170 integrations on 190 of 190 possible baselines. ! AN table 2: 166 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.107628 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2246-1206 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2007 lines of history. ! ! Reading 27484 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J2246-1206_S_2000_05_22_pus] 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 2461 telescope corrections were flagged in sub-array 1. ! A total of 2666 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2452 telescope corrections were flagged in sub-array 1. ! A total of 2657 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2455 telescope corrections were flagged in sub-array 1. ! A total of 2689 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2446 telescope corrections were flagged in sub-array 1. ! A total of 2675 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.963577Jy sigma=0.010470 ! Fit after self-cal, rms=0.590878Jy sigma=0.005584 ! 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=1.758 mas, bmaj=3.887 mas, bpa=9.623 degrees ! Estimated noise=1015.18 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 = 0.854556 Jy ! Component: 100 - total flux cleaned = 1.19486 Jy ! Total flux subtracted in 100 components = 1.19486 Jy ! Clean residual min=-0.055519 max=0.161712 Jy/beam ! Clean residual mean=-0.000317 rms=0.016528 Jy/beam ! Combined flux in latest and established models = 1.19486 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 1.19486 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.451274Jy sigma=0.004252 ! Fit after self-cal, rms=0.448687Jy sigma=0.004244 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.186728 Jy ! Component: 100 - total flux cleaned = 0.290576 Jy ! Total flux subtracted in 100 components = 0.290576 Jy ! Clean residual min=-0.040955 max=0.078463 Jy/beam ! Clean residual mean=0.000229 rms=0.010224 Jy/beam ! Combined flux in latest and established models = 1.48544 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 1.48544 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326164Jy sigma=0.002895 ! Fit after self-cal, rms=0.324756Jy sigma=0.002890 ! Inverting map ! Added new window around map position (6, 7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0799662 Jy ! Component: 100 - total flux cleaned = 0.13164 Jy ! Total flux subtracted in 100 components = 0.13164 Jy ! Clean residual min=-0.038722 max=0.051491 Jy/beam ! Clean residual mean=0.000454 rms=0.008501 Jy/beam ! Combined flux in latest and established models = 1.61708 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 34 components and 1.61708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294735Jy sigma=0.002543 ! Fit after self-cal, rms=0.292721Jy sigma=0.002529 ! 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=2.263 mas, bmaj=5.115 mas, bpa=6.557 degrees ! Estimated noise=470.846 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 (4, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0664152 Jy ! Component: 100 - total flux cleaned = 0.103049 Jy ! Component: 150 - total flux cleaned = 0.120023 Jy ! Component: 200 - total flux cleaned = 0.126733 Jy ! Total flux subtracted in 200 components = 0.126733 Jy ! Clean residual min=-0.038395 max=0.042128 Jy/beam ! Clean residual mean=0.000771 rms=0.008830 Jy/beam ! Combined flux in latest and established models = 1.74381 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 50 components and 1.74381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.277298Jy sigma=0.002388 ! Fit after self-cal, rms=0.275691Jy sigma=0.002375 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00 KK 0.95 KP 0.98 ! MA 1.00* MC 1.00* MK 0.96 NL 0.98 ! NY 1.00* OV 0.96 PT 0.95 SC 1.01 ! TS 1.00* WF 1.27 WZ 1.00* LA 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 1.03 GC 1.00* GG 1.00* ! HH 1.01 HN 1.02 KK 0.93 KP 1.02 ! MA 2.26 MC 1.25 MK 0.98 NL 1.05 ! NY 1.00* OV 1.16 PT 1.06 SC 0.96 ! TS 1.00* WF 1.35 WZ 0.97 LA 1.07 ! ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 0.94 KP 0.94 ! MA 1.00* MC 1.00* MK 0.93 NL 1.01 ! NY 1.00* OV 0.94 PT 0.95 SC 1.03 ! TS 1.00* WF 1.35 WZ 1.00* LA 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 1.05 GC 1.00* GG 1.00* ! HH 0.95 HN 1.10 KK 0.98 KP 1.05 ! MA 1.11 MC 0.85 MK 0.92 NL 1.06 ! NY 1.00* OV 1.13 PT 1.06 SC 0.98 ! TS 1.00* WF 1.05 WZ 1.06 LA 1.03 ! ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.04 KK 0.93 KP 0.97 ! MA 1.00* MC 1.00* MK 0.92 NL 0.95 ! NY 1.00* OV 0.98 PT 0.94 SC 1.05 ! TS 1.00* WF 1.30 WZ 1.00* LA 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 1.04 GC 1.00* GG 1.00* ! HH 0.95 HN 1.09 KK 0.95 KP 1.09 ! MA 2.87 MC 1.33 MK 0.94 NL 1.02 ! NY 1.00* OV 1.16 PT 0.99 SC 0.97 ! TS 1.00* WF 1.05 WZ 0.94 LA 1.10 ! ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.03 KK 0.95 KP 0.96 ! MA 1.00* MC 1.00* MK 0.97 NL 0.97 ! NY 1.00* OV 0.95 PT 1.04 SC 1.04 ! TS 1.00* WF 1.23 WZ 1.00* LA 1.00* ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.04 GC 1.00* GG 1.00* ! HH 1.13 HN 1.06 KK 0.99 KP 1.08 ! MA 4.74 MC 1.56 MK 1.01 NL 1.03 ! NY 1.00* OV 1.12 PT 0.83 SC 0.98 ! TS 1.00* WF 1.02 WZ 0.87 LA 1.10 ! ! ! Fit before self-cal, rms=0.275691Jy sigma=0.002375 ! Fit after self-cal, rms=0.431162Jy sigma=0.001881 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.34 mas, bmaj=5.268 mas, bpa=6.762 degrees ! Estimated noise=477.125 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 = 0.0171713 Jy ! Component: 100 - total flux cleaned = 0.0191109 Jy ! Component: 150 - total flux cleaned = 0.0203947 Jy ! Component: 200 - total flux cleaned = 0.0211658 Jy ! Total flux subtracted in 200 components = 0.0211658 Jy ! Clean residual min=-0.018713 max=0.019636 Jy/beam ! Clean residual mean=0.000682 rms=0.004426 Jy/beam ! Combined flux in latest and established models = 1.76498 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 66 components and 1.76498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.429898Jy sigma=0.001862 ! Fit after self-cal, rms=0.432113Jy sigma=0.001860 ! 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=0.432113Jy sigma=0.001860 ! Fit after self-cal, rms=0.429269Jy sigma=0.001558 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.358 mas, bmaj=5.272 mas, bpa=6.961 degrees ! Estimated noise=477.673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104679 Jy ! Component: 100 - total flux cleaned = 0.0014531 Jy ! Component: 150 - total flux cleaned = 0.0014501 Jy ! Component: 200 - total flux cleaned = 0.00144433 Jy ! Total flux subtracted in 200 components = 0.00144433 Jy ! Clean residual min=-0.010638 max=0.011775 Jy/beam ! Clean residual mean=0.000141 rms=0.002093 Jy/beam ! Combined flux in latest and established models = 1.76642 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 74 components and 1.76642 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.428737Jy sigma=0.001542 ! Fit after self-cal, rms=0.428766Jy sigma=0.001541 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 (12, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100899 Jy ! Component: 100 - total flux cleaned = 0.0113827 Jy ! Component: 150 - total flux cleaned = 0.0124668 Jy ! Component: 200 - total flux cleaned = 0.0124665 Jy ! Total flux subtracted in 200 components = 0.0124665 Jy ! Clean residual min=-0.009610 max=0.006164 Jy/beam ! Clean residual mean=0.000142 rms=0.001711 Jy/beam ! Combined flux in latest and established models = 1.77889 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 91 components and 1.77889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.428318Jy sigma=0.001530 ! Fit after self-cal, rms=0.428292Jy sigma=0.001529 ! 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=0.428292Jy sigma=0.001529 ! Fit after self-cal, rms=0.450923Jy sigma=0.001527 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.365 mas, bmaj=5.284 mas, bpa=7.026 degrees ! Estimated noise=478.037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220618 Jy ! Component: 100 - total flux cleaned = 0.0029606 Jy ! Component: 150 - total flux cleaned = 0.00340165 Jy ! Component: 200 - total flux cleaned = 0.00381437 Jy ! Total flux subtracted in 200 components = 0.00381437 Jy ! Clean residual min=-0.008051 max=0.005248 Jy/beam ! Clean residual mean=0.000094 rms=0.001435 Jy/beam ! Combined flux in latest and established models = 1.7827 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 97 components and 1.7827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.450719Jy sigma=0.001520 ! Fit after self-cal, rms=0.450999Jy sigma=0.001519 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 = 0.00119927 Jy ! Component: 100 - total flux cleaned = 0.00174363 Jy ! Component: 150 - total flux cleaned = 0.00191171 Jy ! Component: 200 - total flux cleaned = 0.00222565 Jy ! Total flux subtracted in 200 components = 0.00222565 Jy ! Clean residual min=-0.007555 max=0.004689 Jy/beam ! Clean residual mean=0.000095 rms=0.001345 Jy/beam ! Combined flux in latest and established models = 1.78493 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 106 components and 1.78493 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.450915Jy sigma=0.001516 ! Fit after self-cal, rms=0.450967Jy sigma=0.001516 ! 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=0.450967Jy sigma=0.001516 ! Fit after self-cal, rms=0.468251Jy sigma=0.001515 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.781 mas, bmaj=14.02 mas, bpa=3.327 degrees ! Estimated noise=610.643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000793864 Jy ! Component: 100 - total flux cleaned = 0.000905429 Jy ! Component: 150 - total flux cleaned = 0.00071074 Jy ! Component: 200 - total flux cleaned = 0.000651984 Jy ! Total flux subtracted in 200 components = 0.000651984 Jy ! Clean residual min=-0.002742 max=0.004145 Jy/beam ! Clean residual mean=0.000170 rms=0.001241 Jy/beam ! Combined flux in latest and established models = 1.78558 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 117 components and 1.78558 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.468216Jy sigma=0.001514 ! Fit after self-cal, rms=0.468390Jy sigma=0.001513 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 = 0.000508269 Jy ! Component: 100 - total flux cleaned = 0.000388157 Jy ! Component: 150 - total flux cleaned = 0.000334551 Jy ! Component: 200 - total flux cleaned = 0.000231456 Jy ! Total flux subtracted in 200 components = 0.000231456 Jy ! Clean residual min=-0.003107 max=0.003986 Jy/beam ! Clean residual mean=0.000169 rms=0.001242 Jy/beam ! Combined flux in latest and established models = 1.78581 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 122 components and 1.78581 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.468377Jy sigma=0.001513 ! Fit after self-cal, rms=0.468373Jy sigma=0.001513 ! 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=2.372 mas, bmaj=5.298 mas, bpa=7.042 degrees ! Estimated noise=478.569 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.372 x 5.298 at 7.042 degrees (North through East) ! Clean map min=-0.0086637 max=1.208 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=0.468373Jy sigma=0.001513 ! Fit after self-cal, rms=0.610316Jy sigma=0.001363 ! Inverting map and beam ! Estimated beam: bmin=2.377 mas, bmaj=5.294 mas, bpa=7.044 degrees ! Estimated noise=478.108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00152894 Jy ! Component: 100 - total flux cleaned = -0.00152943 Jy ! Component: 150 - total flux cleaned = -0.00152654 Jy ! Component: 200 - total flux cleaned = -0.00166979 Jy ! Total flux subtracted in 200 components = -0.00166979 Jy ! Clean residual min=-0.005888 max=0.004412 Jy/beam ! Clean residual mean=0.000105 rms=0.001091 Jy/beam ! Combined flux in latest and established models = 1.78414 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 129 components and 1.78414 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.610258Jy sigma=0.001359 ! Fit after self-cal, rms=0.610340Jy sigma=0.001359 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000234962 Jy ! Component: 100 - total flux cleaned = 0.000232137 Jy ! Component: 150 - total flux cleaned = 0.000343934 Jy ! Component: 200 - total flux cleaned = 0.000347748 Jy ! Total flux subtracted in 200 components = 0.000347748 Jy ! Clean residual min=-0.005455 max=0.004150 Jy/beam ! Clean residual mean=0.000105 rms=0.001046 Jy/beam ! Combined flux in latest and established models = 1.78449 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 133 components and 1.78449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.610295Jy sigma=0.001357 ! Fit after self-cal, rms=0.610323Jy sigma=0.001357 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.610323Jy sigma=0.001357 ! Fit after self-cal, rms=0.704709Jy sigma=0.001357 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=1.859 mas, bmaj=4.071 mas, bpa=11.69 degrees ! Estimated noise=1035.47 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.893487 Jy ! Component: 100 - total flux cleaned = 1.23226 Jy ! Component: 150 - total flux cleaned = 1.40868 Jy ! Component: 200 - total flux cleaned = 1.5145 Jy ! Total flux subtracted in 200 components = 1.5145 Jy ! Clean residual min=-0.018977 max=0.056593 Jy/beam ! Clean residual mean=-0.000317 rms=0.006776 Jy/beam ! Combined flux in latest and established models = 1.5145 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 28 model components to the UV plane model. ! The established model now contains 28 components and 1.5145 Jy ! Inverting map and beam ! Estimated beam: bmin=2.383 mas, bmaj=5.309 mas, bpa=7.026 degrees ! Estimated noise=478.563 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 = 0.102885 Jy ! Component: 100 - total flux cleaned = 0.160614 Jy ! Component: 150 - total flux cleaned = 0.195369 Jy ! Component: 200 - total flux cleaned = 0.218404 Jy ! Total flux subtracted in 200 components = 0.218404 Jy ! Clean residual min=-0.005672 max=0.013091 Jy/beam ! Clean residual mean=0.000061 rms=0.002436 Jy/beam ! Combined flux in latest and established models = 1.73291 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 61 components and 1.73291 Jy ! Inverting map ! Added new window around map position (1.5, -4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0161822 Jy ! Component: 100 - total flux cleaned = 0.0277279 Jy ! Component: 150 - total flux cleaned = 0.0360265 Jy ! Component: 200 - total flux cleaned = 0.0412625 Jy ! Total flux subtracted in 200 components = 0.0412625 Jy ! Clean residual min=-0.005050 max=0.004181 Jy/beam ! Clean residual mean=0.000097 rms=0.001109 Jy/beam ! Combined flux in latest and established models = 1.77417 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 82 components and 1.77417 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=7.778 mas, bmaj=14.02 mas, bpa=3.29 degrees ! Estimated noise=608.915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00638233 Jy ! Component: 100 - total flux cleaned = 0.00832234 Jy ! Component: 150 - total flux cleaned = 0.00842137 Jy ! Component: 200 - total flux cleaned = 0.00850413 Jy ! Total flux subtracted in 200 components = 0.00850413 Jy ! Clean residual min=-0.002541 max=0.003804 Jy/beam ! Clean residual mean=0.000245 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 1.78267 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 = 7.23005e-05 Jy ! Component: 100 - total flux cleaned = 0.00013504 Jy ! Component: 150 - total flux cleaned = 0.000237383 Jy ! Component: 200 - total flux cleaned = 0.000237135 Jy ! Total flux subtracted in 200 components = 0.000237135 Jy ! Clean residual min=-0.002421 max=0.003703 Jy/beam ! Clean residual mean=0.000244 rms=0.001052 Jy/beam ! Combined flux in latest and established models = 1.78291 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 131 components and 1.78291 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.383 mas, bmaj=5.309 mas, bpa=7.026 degrees ! Estimated noise=478.563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00122648 Jy ! Component: 100 - total flux cleaned = -0.000384705 Jy ! Component: 150 - total flux cleaned = 0.000201756 Jy ! Component: 200 - total flux cleaned = 0.000305473 Jy ! Total flux subtracted in 200 components = 0.000305473 Jy ! Clean residual min=-0.004794 max=0.003255 Jy/beam ! Clean residual mean=0.000101 rms=0.000891 Jy/beam ! Combined flux in latest and established models = 1.78322 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 142 components and 1.78322 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.704940Jy sigma=0.001352 ! Fit after self-cal, rms=0.704899Jy sigma=0.001351 wmodel J2246-1206_S_2000_05_22_pus_map.mod ! Writing 142 model components to file: J2246-1206_S_2000_05_22_pus_map.mod wobs J2246-1206_S_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J2246-1206_S_2000_05_22_pus_uvs.fits wwins J2246-1206_S_2000_05_22_pus_map.win ! wwins: Wrote 5 windows to J2246-1206_S_2000_05_22_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 = -0.00104573 Jy ! Component: 100 - total flux cleaned = -0.0008707 Jy ! Component: 150 - total flux cleaned = -0.000649728 Jy ! Component: 200 - total flux cleaned = -0.000542259 Jy ! Component: 250 - total flux cleaned = -0.000488441 Jy ! Component: 300 - total flux cleaned = -0.000435983 Jy ! Component: 350 - total flux cleaned = -0.000435808 Jy ! Component: 400 - total flux cleaned = -0.000436136 Jy ! Component: 450 - total flux cleaned = -0.000388429 Jy ! Component: 500 - total flux cleaned = -0.000434268 Jy ! Component: 550 - total flux cleaned = -0.000203385 Jy ! Component: 600 - total flux cleaned = -0.000202935 Jy ! Component: 650 - total flux cleaned = -0.000158433 Jy ! Component: 700 - total flux cleaned = -7.04662e-05 Jy ! Component: 750 - total flux cleaned = 5.91115e-05 Jy ! Component: 800 - total flux cleaned = -2.7039e-05 Jy ! Component: 850 - total flux cleaned = 5.7876e-05 Jy ! Component: 900 - total flux cleaned = 5.79681e-05 Jy ! Component: 950 - total flux cleaned = 0.000140236 Jy ! Component: 1000 - total flux cleaned = 0.000181187 Jy ! Component: 1050 - total flux cleaned = 0.000260924 Jy ! Component: 1100 - total flux cleaned = 0.000181691 Jy ! Component: 1150 - total flux cleaned = 0.000417474 Jy ! Component: 1200 - total flux cleaned = 0.000339886 Jy ! Component: 1250 - total flux cleaned = 0.000531699 Jy ! Component: 1300 - total flux cleaned = 0.000569432 Jy ! Component: 1350 - total flux cleaned = 0.000645118 Jy ! Component: 1400 - total flux cleaned = 0.000794152 Jy ! Component: 1450 - total flux cleaned = 0.000941879 Jy ! Component: 1500 - total flux cleaned = 0.00101429 Jy ! Component: 1550 - total flux cleaned = 0.000978014 Jy ! Component: 1600 - total flux cleaned = 0.00119281 Jy ! Component: 1650 - total flux cleaned = 0.00137052 Jy ! Component: 1700 - total flux cleaned = 0.00147574 Jy ! Component: 1750 - total flux cleaned = 0.00165016 Jy ! Component: 1800 - total flux cleaned = 0.00178828 Jy ! Component: 1850 - total flux cleaned = 0.00202775 Jy ! Component: 1900 - total flux cleaned = 0.00216343 Jy ! Component: 1950 - total flux cleaned = 0.00236536 Jy ! Component: 2000 - total flux cleaned = 0.00246569 Jy ! Total flux subtracted in 2048 components = 0.00273023 Jy ! Clean residual min=-0.001926 max=0.001919 Jy/beam ! Clean residual mean=0.000101 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 1.78595 Jy keep ! Adding 133 model components to the UV plane model. ! The established model now contains 273 components and 1.78595 Jy ![Exited script file: muppet] wmap "J2246-1206_S_2000_05_22_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.383 x 5.309 at 7.026 degrees (North through East) ! Clean map min=-0.0042536 max=1.2136 Jy/beam ! Writing clean map to FITS file: J2246-1206_S_2000_05_22_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.21356 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00060752 device "J2246-1206_S_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J2246-1206_S_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.150182 0.150182 0.300365 0.60073 1.20146 2.40292 4.80584 9.61168 19.2234 38.4467 76.8934 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.213 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.383 x 5.309 at 7.026 degrees (North through East) ! Clean map min=-0.0042536 max=1.2136 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2246-1206_S_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J2246-1206_S_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2246-1206_S_2000_05_22_pus_uvs.log closed on Tue Nov 20 15:11:23 2007