! Started logfile: J0121+0422_S_2001_03_12_pus_uvs.log on Wed Jan 2 18:45:26 2013 obs J0121+0422_S_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0121+0422_S_2001_03_12_pus_uva.fits ! AN table 1: 217 integrations on 136 of 136 possible baselines. ! AN table 2: 268 integrations on 136 of 136 possible baselines. ! AN table 3: 14 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.131852 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0121+0422 ! ! 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 1899 lines of history. ! ! Reading 35792 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 J0121+0422_S_2001_03_12_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 2811 telescope corrections were flagged in sub-array 1. ! A total of 3188 telescope corrections were flagged in sub-array 2. ! A total of 205 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2711 telescope corrections were flagged in sub-array 1. ! A total of 3397 telescope corrections were flagged in sub-array 2. ! A total of 238 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2685 telescope corrections were flagged in sub-array 1. ! A total of 3053 telescope corrections were flagged in sub-array 2. ! A total of 205 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 2711 telescope corrections were flagged in sub-array 1. ! A total of 3483 telescope corrections were flagged in sub-array 2. ! A total of 238 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.932343Jy sigma=0.007862 ! Fit after self-cal, rms=0.340155Jy sigma=0.002746 ! 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=1.955 mas, bmaj=5.691 mas, bpa=-4.942 degrees ! Estimated noise=1066.12 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) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.760984 Jy ! Component: 100 - total flux cleaned = 0.95485 Jy ! Total flux subtracted in 100 components = 0.95485 Jy ! Clean residual min=-0.027976 max=0.082985 Jy/beam ! Clean residual mean=0.000151 rms=0.008079 Jy/beam ! Combined flux in latest and established models = 0.95485 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.95485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346496Jy sigma=0.002799 ! Fit after self-cal, rms=0.346357Jy sigma=0.002798 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0899199 Jy ! Component: 100 - total flux cleaned = 0.136746 Jy ! Total flux subtracted in 100 components = 0.136746 Jy ! Clean residual min=-0.024039 max=0.029015 Jy/beam ! Clean residual mean=0.000140 rms=0.006103 Jy/beam ! Combined flux in latest and established models = 1.0916 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 1.0916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314017Jy sigma=0.002494 ! Fit after self-cal, rms=0.313873Jy sigma=0.002494 ! 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=2.894 mas, bmaj=7.733 mas, bpa=0.9112 degrees ! Estimated noise=470.793 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 = 0.0262618 Jy ! Component: 100 - total flux cleaned = 0.0355855 Jy ! Component: 150 - total flux cleaned = 0.0379451 Jy ! Component: 200 - total flux cleaned = 0.038411 Jy ! Total flux subtracted in 200 components = 0.038411 Jy ! Clean residual min=-0.016502 max=0.022328 Jy/beam ! Clean residual mean=0.000679 rms=0.004817 Jy/beam ! Combined flux in latest and established models = 1.13001 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 30 components and 1.13001 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.311555Jy sigma=0.002477 ! Fit after self-cal, rms=0.311520Jy sigma=0.002477 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.12 HH 1.00* HN 0.92 ! KK 0.99 KP 1.00* LA 0.95 MA 1.00* ! MC 1.00* MK 0.91 NL 0.93 ON 1.00* ! OV 1.01 PT 0.98 SC 1.01 TS 1.00* ! WZ 1.00* ! ! A total of 192 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.16 HH 1.24 HN 0.95 ! KK 0.94 KP 1.00* LA 0.98 MA 2.17 ! MC 1.07 MK 0.91 NL 0.97 ON 0.90 ! OV 1.05 PT 1.01 SC 1.07 TS 1.02 ! WZ 0.84 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.02 HH 1.00* HN 1.01 ! KK 1.00* KP 0.98 LA 0.98 MA 1.00* ! MC 1.00* MK 0.97 NL 1.00 ON 1.00* ! OV 0.93 PT 1.04 SC 0.84 TS 1.00* ! WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.06 HH 2.28 HN 1.03 ! KK 1.00* KP 1.05 LA 1.02 MA 1.26 ! MC 1.00* MK 0.96 NL 1.05 ON 1.00* ! OV 0.97 PT 1.08 SC 0.89 TS 0.96 ! WZ 0.83 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HH 1.00* HN 0.97 ! KK 1.01 KP 1.06 LA 1.03 MA 1.64 ! MC 1.00* MK 1.07 NL 1.05 ON 1.00* ! OV 1.03 PT 1.06 SC 1.14 TS 1.00* ! WZ 1.00* ! ! A total of 213 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.04 HH 2.24 HN 1.30 ! KK 0.92 KP 1.09 LA 0.82 MA 0.67 ! MC 1.28 MK 1.01 NL 0.94 ON 0.76 ! OV 1.04 PT 1.05 SC 1.27 TS 1.01 ! WZ 0.95 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.88 HH 1.00* HN 1.21 ! KK 1.00* KP 1.06 LA 0.85 MA 1.00* ! MC 1.00* MK 0.99 NL 1.04 ON 1.00* ! OV 0.94 PT 1.06 SC 1.15 TS 1.00* ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.91 HH 1.00* HN 1.23 ! KK 1.00* KP 1.11 LA 0.89 MA 1.00* ! MC 1.39 MK 0.98 NL 1.09 ON 1.00* ! OV 0.99 PT 1.01 SC 1.16 TS 0.99 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Fit before self-cal, rms=0.311520Jy sigma=0.002477 ! Fit after self-cal, rms=0.271408Jy sigma=0.002240 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.916 mas, bmaj=7.882 mas, bpa=0.6283 degrees ! Estimated noise=474.092 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 = -0.00347367 Jy ! Component: 100 - total flux cleaned = -0.00364176 Jy ! Component: 150 - total flux cleaned = -0.00364546 Jy ! Component: 200 - total flux cleaned = -0.00364389 Jy ! Total flux subtracted in 200 components = -0.00364389 Jy ! Clean residual min=-0.010816 max=0.008076 Jy/beam ! Clean residual mean=0.000024 rms=0.002276 Jy/beam ! Combined flux in latest and established models = 1.12636 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 35 components and 1.12636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271345Jy sigma=0.002239 ! Fit after self-cal, rms=0.271391Jy sigma=0.002239 ! 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=0.271391Jy sigma=0.002239 ! Fit after self-cal, rms=0.256499Jy sigma=0.002143 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.919 mas, bmaj=7.871 mas, bpa=0.6128 degrees ! Estimated noise=474.585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148127 Jy ! Component: 100 - total flux cleaned = 0.001822 Jy ! Component: 150 - total flux cleaned = 0.00199477 Jy ! Component: 200 - total flux cleaned = 0.00209548 Jy ! Total flux subtracted in 200 components = 0.00209548 Jy ! Clean residual min=-0.003651 max=0.005347 Jy/beam ! Clean residual mean=0.000104 rms=0.001077 Jy/beam ! Combined flux in latest and established models = 1.12846 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 1.12846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256460Jy sigma=0.002143 ! Fit after self-cal, rms=0.256920Jy sigma=0.002142 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 (-49.5, 38.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0043023 Jy ! Component: 100 - total flux cleaned = 0.00455686 Jy ! Component: 150 - total flux cleaned = 0.00456008 Jy ! Component: 200 - total flux cleaned = 0.00456184 Jy ! Total flux subtracted in 200 components = 0.00456184 Jy ! Clean residual min=-0.003612 max=0.003905 Jy/beam ! Clean residual mean=0.000071 rms=0.001040 Jy/beam ! Combined flux in latest and established models = 1.13302 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 55 components and 1.13302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256835Jy sigma=0.002141 ! Fit after self-cal, rms=0.256820Jy sigma=0.002141 ! 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=0.256820Jy sigma=0.002141 ! Fit after self-cal, rms=0.258215Jy sigma=0.002140 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.92 mas, bmaj=7.865 mas, bpa=0.5873 degrees ! Estimated noise=475.618 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00285903 Jy ! Component: 100 - total flux cleaned = 0.00378152 Jy ! Component: 150 - total flux cleaned = 0.00404419 Jy ! Component: 200 - total flux cleaned = 0.00434187 Jy ! Total flux subtracted in 200 components = 0.00434187 Jy ! Clean residual min=-0.003740 max=0.004122 Jy/beam ! Clean residual mean=0.000083 rms=0.001044 Jy/beam ! Combined flux in latest and established models = 1.13736 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 62 components and 1.13736 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258159Jy sigma=0.002140 ! Fit after self-cal, rms=0.258192Jy sigma=0.002140 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 = 0.000437186 Jy ! Component: 100 - total flux cleaned = 0.000384814 Jy ! Component: 150 - total flux cleaned = 0.000386277 Jy ! Component: 200 - total flux cleaned = 0.000386225 Jy ! Total flux subtracted in 200 components = 0.000386225 Jy ! Clean residual min=-0.003696 max=0.004008 Jy/beam ! Clean residual mean=0.000082 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 1.13775 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 71 components and 1.13775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258170Jy sigma=0.002139 ! Fit after self-cal, rms=0.258169Jy sigma=0.002139 ! 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=0.258169Jy sigma=0.002139 ! Fit after self-cal, rms=0.258503Jy sigma=0.002138 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.861 mas, bmaj=12.04 mas, bpa=9.171 degrees ! Estimated noise=582.268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309648 Jy ! Component: 100 - total flux cleaned = 0.00353872 Jy ! Component: 150 - total flux cleaned = 0.00367603 Jy ! Component: 200 - total flux cleaned = 0.00376525 Jy ! Total flux subtracted in 200 components = 0.00376525 Jy ! Clean residual min=-0.003803 max=0.003474 Jy/beam ! Clean residual mean=0.000140 rms=0.001189 Jy/beam ! Combined flux in latest and established models = 1.14151 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 87 components and 1.14151 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258497Jy sigma=0.002138 ! Fit after self-cal, rms=0.258491Jy sigma=0.002138 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 = 4.4999e-05 Jy ! Component: 100 - total flux cleaned = 4.46056e-05 Jy ! Component: 150 - total flux cleaned = 4.47655e-05 Jy ! Component: 200 - total flux cleaned = 7.20762e-05 Jy ! Total flux subtracted in 200 components = 7.20762e-05 Jy ! Clean residual min=-0.003775 max=0.003452 Jy/beam ! Clean residual mean=0.000138 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 1.14159 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 90 components and 1.14159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258491Jy sigma=0.002138 ! Fit after self-cal, rms=0.258485Jy sigma=0.002138 ! 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=2.921 mas, bmaj=7.862 mas, bpa=0.5691 degrees ! Estimated noise=476.604 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.921 x 7.862 at 0.5691 degrees (North through East) ! Clean map min=-0.0035144 max=1.0411 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=0.258485Jy sigma=0.002138 ! Fit after self-cal, rms=0.237110Jy sigma=0.001791 ! Inverting map and beam ! Estimated beam: bmin=2.919 mas, bmaj=7.867 mas, bpa=0.6007 degrees ! Estimated noise=476.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000806392 Jy ! Component: 100 - total flux cleaned = -0.001111 Jy ! Component: 150 - total flux cleaned = -0.0013797 Jy ! Component: 200 - total flux cleaned = -0.00147875 Jy ! Total flux subtracted in 200 components = -0.00147875 Jy ! Clean residual min=-0.003455 max=0.003419 Jy/beam ! Clean residual mean=0.000063 rms=0.000929 Jy/beam ! Combined flux in latest and established models = 1.14011 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 96 components and 1.14011 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237072Jy sigma=0.001791 ! Fit after self-cal, rms=0.237075Jy sigma=0.001791 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000174141 Jy ! Component: 100 - total flux cleaned = -0.000218982 Jy ! Component: 150 - total flux cleaned = -0.000178195 Jy ! Component: 200 - total flux cleaned = -0.000180163 Jy ! Total flux subtracted in 200 components = -0.000180163 Jy ! Clean residual min=-0.003466 max=0.003420 Jy/beam ! Clean residual mean=0.000064 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 1.13993 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 98 components and 1.13993 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237052Jy sigma=0.001791 ! Fit after self-cal, rms=0.237050Jy sigma=0.001791 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237050Jy sigma=0.001791 ! Fit after self-cal, rms=0.237202Jy sigma=0.001791 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=1.976 mas, bmaj=6.079 mas, bpa=-4.851 degrees ! Estimated noise=1078.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.768373 Jy ! Component: 100 - total flux cleaned = 0.957027 Jy ! Component: 150 - total flux cleaned = 1.0411 Jy ! Component: 200 - total flux cleaned = 1.08208 Jy ! Total flux subtracted in 200 components = 1.08208 Jy ! Clean residual min=-0.007412 max=0.019041 Jy/beam ! Clean residual mean=0.000033 rms=0.002177 Jy/beam ! Combined flux in latest and established models = 1.08208 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 15 model components to the UV plane model. ! The established model now contains 15 components and 1.08208 Jy ! Inverting map and beam ! Estimated beam: bmin=2.923 mas, bmaj=7.871 mas, bpa=0.5807 degrees ! Estimated noise=476.721 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 = 0.0308108 Jy ! Component: 100 - total flux cleaned = 0.0423014 Jy ! Component: 150 - total flux cleaned = 0.0486914 Jy ! Component: 200 - total flux cleaned = 0.0525923 Jy ! Total flux subtracted in 200 components = 0.0525923 Jy ! Clean residual min=-0.003512 max=0.004169 Jy/beam ! Clean residual mean=0.000089 rms=0.000989 Jy/beam ! Combined flux in latest and established models = 1.13467 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 46 components and 1.13467 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=9.868 mas, bmaj=12.05 mas, bpa=9.008 degrees ! Estimated noise=581.852 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00339097 Jy ! Component: 100 - total flux cleaned = 0.0042523 Jy ! Component: 150 - total flux cleaned = 0.00481242 Jy ! Component: 200 - total flux cleaned = 0.005189 Jy ! Total flux subtracted in 200 components = 0.005189 Jy ! Clean residual min=-0.003148 max=0.003397 Jy/beam ! Clean residual mean=0.000097 rms=0.001129 Jy/beam ! Combined flux in latest and established models = 1.13986 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 = 0.000289856 Jy ! Component: 100 - total flux cleaned = 0.000445088 Jy ! Component: 150 - total flux cleaned = 0.000533946 Jy ! Component: 200 - total flux cleaned = 0.000554558 Jy ! Total flux subtracted in 200 components = 0.000554558 Jy ! Clean residual min=-0.003105 max=0.003406 Jy/beam ! Clean residual mean=0.000089 rms=0.001123 Jy/beam ! Combined flux in latest and established models = 1.14041 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 75 components and 1.14041 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.923 mas, bmaj=7.871 mas, bpa=0.5807 degrees ! Estimated noise=476.721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.93661e-05 Jy ! Component: 100 - total flux cleaned = -2.21955e-05 Jy ! Component: 150 - total flux cleaned = -0.000135915 Jy ! Component: 200 - total flux cleaned = -0.000189908 Jy ! Total flux subtracted in 200 components = -0.000189908 Jy ! Clean residual min=-0.003370 max=0.003203 Jy/beam ! Clean residual mean=0.000055 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 1.14022 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 89 components and 1.14022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237137Jy sigma=0.001791 ! Fit after self-cal, rms=0.237117Jy sigma=0.001791 wmodel J0121+0422_S_2001_03_12_pus_map.mod ! Writing 89 model components to file: J0121+0422_S_2001_03_12_pus_map.mod wobs J0121+0422_S_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0121+0422_S_2001_03_12_pus_uvs.fits wwins J0121+0422_S_2001_03_12_pus_map.win ! wwins: Wrote 2 windows to J0121+0422_S_2001_03_12_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 = 0.000231556 Jy ! Component: 100 - total flux cleaned = 0.000509588 Jy ! Component: 150 - total flux cleaned = 0.000563374 Jy ! Component: 200 - total flux cleaned = 0.000765504 Jy ! Component: 250 - total flux cleaned = 0.00125443 Jy ! Component: 300 - total flux cleaned = 0.00163447 Jy ! Component: 350 - total flux cleaned = 0.00209618 Jy ! Component: 400 - total flux cleaned = 0.00245623 Jy ! Component: 450 - total flux cleaned = 0.00294126 Jy ! Component: 500 - total flux cleaned = 0.00328655 Jy ! Component: 550 - total flux cleaned = 0.00366791 Jy ! Component: 600 - total flux cleaned = 0.00391771 Jy ! Component: 650 - total flux cleaned = 0.00416306 Jy ! Component: 700 - total flux cleaned = 0.00440438 Jy ! Component: 750 - total flux cleaned = 0.00464182 Jy ! Component: 800 - total flux cleaned = 0.0048757 Jy ! Component: 850 - total flux cleaned = 0.00514439 Jy ! Component: 900 - total flux cleaned = 0.00548402 Jy ! Component: 950 - total flux cleaned = 0.00570678 Jy ! Component: 1000 - total flux cleaned = 0.00596327 Jy ! Component: 1050 - total flux cleaned = 0.00621604 Jy ! Component: 1100 - total flux cleaned = 0.00660831 Jy ! Component: 1150 - total flux cleaned = 0.00681933 Jy ! Component: 1200 - total flux cleaned = 0.00699328 Jy ! Component: 1250 - total flux cleaned = 0.0072682 Jy ! Component: 1300 - total flux cleaned = 0.0075397 Jy ! Component: 1350 - total flux cleaned = 0.00777479 Jy ! Component: 1400 - total flux cleaned = 0.00777482 Jy ! Component: 1450 - total flux cleaned = 0.00800515 Jy ! Component: 1500 - total flux cleaned = 0.0082002 Jy ! Component: 1550 - total flux cleaned = 0.00829682 Jy ! Component: 1600 - total flux cleaned = 0.00852002 Jy ! Component: 1650 - total flux cleaned = 0.00864669 Jy ! Component: 1700 - total flux cleaned = 0.00877181 Jy ! Component: 1750 - total flux cleaned = 0.00886534 Jy ! Component: 1800 - total flux cleaned = 0.00901907 Jy ! Component: 1850 - total flux cleaned = 0.00901893 Jy ! Component: 1900 - total flux cleaned = 0.00907973 Jy ! Component: 1950 - total flux cleaned = 0.00926058 Jy ! Component: 2000 - total flux cleaned = 0.0093799 Jy ! Total flux subtracted in 2048 components = 0.00949842 Jy ! Clean residual min=-0.001852 max=0.001797 Jy/beam ! Clean residual mean=0.000018 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 1.14972 Jy keep ! Adding 132 model components to the UV plane model. ! The established model now contains 221 components and 1.14972 Jy ![Exited script file: muppet] wmap "J0121+0422_S_2001_03_12_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.923 x 7.871 at 0.5807 degrees (North through East) ! Clean map min=-0.0024451 max=1.0394 Jy/beam ! Writing clean map to FITS file: J0121+0422_S_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.0394 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000603417 device "J0121+0422_S_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0121+0422_S_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.174163 0.174163 0.348327 0.696654 1.39331 2.78662 5.57323 11.1465 22.2929 44.5858 89.1717 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.039 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.923 x 7.871 at 0.5807 degrees (North through East) ! Clean map min=-0.0024451 max=1.0394 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0121+0422_S_2001_03_12_pus_uvs.log closed on Wed Jan 2 18:45:38 2013