! Started logfile: J1058+8114_S_2010_06_23_pus_uvs.log on Sat Jan 29 22:39:46 2011 obs J1058+8114_S_2010_06_23_pus_uva.fits ! Reading UV FITS file: J1058+8114_S_2010_06_23_pus_uva.fits ! AN table 1: 157 integrations on 105 of 105 possible baselines. ! AN table 2: 248 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.287972 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1058+8114 ! ! 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 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3083 lines of history. ! ! Reading 48984 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 J1058+8114_S_2010_06_23_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 1678 telescope corrections were flagged in sub-array 1. ! A total of 1851 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1678 telescope corrections were flagged in sub-array 1. ! A total of 1851 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1678 telescope corrections were flagged in sub-array 1. ! A total of 1851 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1678 telescope corrections were flagged in sub-array 1. ! A total of 1851 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.600589Jy sigma=0.006027 ! Fit after self-cal, rms=0.495922Jy sigma=0.005075 ! 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=1.817 mas, bmaj=1.881 mas, bpa=77.27 degrees ! Estimated noise=595.775 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 = 0.413483 Jy ! Component: 100 - total flux cleaned = 0.510861 Jy ! Total flux subtracted in 100 components = 0.510861 Jy ! Clean residual min=-0.011581 max=0.039276 Jy/beam ! Clean residual mean=0.000072 rms=0.002885 Jy/beam ! Combined flux in latest and established models = 0.510861 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.510861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207289Jy sigma=0.001898 ! Fit after self-cal, rms=0.207226Jy sigma=0.001898 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0423287 Jy ! Component: 100 - total flux cleaned = 0.0637748 Jy ! Total flux subtracted in 100 components = 0.0637748 Jy ! Clean residual min=-0.011778 max=0.012163 Jy/beam ! Clean residual mean=0.000069 rms=0.002453 Jy/beam ! Combined flux in latest and established models = 0.574636 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.574636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197002Jy sigma=0.001750 ! Fit after self-cal, rms=0.196847Jy sigma=0.001748 ! 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=2.208 mas, bmaj=2.3 mas, bpa=5.64 degrees ! Estimated noise=315.397 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 = 0.0219473 Jy ! Component: 100 - total flux cleaned = 0.0336967 Jy ! Component: 150 - total flux cleaned = 0.0404355 Jy ! Component: 200 - total flux cleaned = 0.0444498 Jy ! Total flux subtracted in 200 components = 0.0444498 Jy ! Clean residual min=-0.011191 max=0.012958 Jy/beam ! Clean residual mean=0.000213 rms=0.002721 Jy/beam ! Combined flux in latest and established models = 0.619085 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 36 components and 0.619085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194787Jy sigma=0.001719 ! Fit after self-cal, rms=0.194751Jy sigma=0.001719 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.17 HN 1.01 KK 0.98 ! KP 0.96 LA 1.04 MA 2.30 MK 0.78 ! NL 0.87 NY 1.17 OV 0.94 PT 1.02 ! SC 0.99 TS 0.96 ZC 1.03 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.15 HN 1.17 KK 1.12 ! KP 0.97 LA 1.02 MA 1.33 MK 0.78 ! NL 0.91 NY 1.18 OV 0.95 PT 1.03 ! SC 0.99 TS 0.96 ZC 1.09 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.24 HN 1.20 KK 1.02 ! KP 1.01 LA 0.94 MA 2.56 MK 0.88 ! NL 0.96 NY 1.27 OV 1.03 PT 1.03 ! SC 1.09 TS 0.97 ZC 0.98 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.26 HN 1.25 KK 1.01 ! KP 1.02 LA 0.94 MA 2.34 MK 0.89 ! NL 0.98 NY 1.16 OV 1.03 PT 1.04 ! SC 1.10 TS 0.95 ZC 0.98 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.22 HN 1.10 KK 0.97 ! KP 0.97 LA 0.92 MA 0.69 MK 0.85 ! NL 0.97 NY 1.18 OV 0.99 PT 0.97 ! SC 0.99 TS 1.02 ZC 1.06 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.24 HN 1.13 KK 0.98 ! KP 0.99 LA 0.93 MA 0.71 MK 0.84 ! NL 1.00 NY 1.11 OV 0.99 PT 1.00 ! SC 0.98 TS 1.01 ZC 1.04 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.21 HN 1.12 KK 0.96 ! KP 0.91 LA 0.75 MA 0.97 MK 0.85 ! NL 0.80 NY 1.35 OV 0.85 PT 0.92 ! SC 1.02 TS 0.97 ZC 1.02 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.23 HN 1.11 KK 0.95 ! KP 0.91 LA 0.75 MA 0.94 MK 0.86 ! NL 0.83 NY 1.25 OV 0.84 PT 0.92 ! SC 1.03 TS 0.95 ZC 0.99 ! ! ! Fit before self-cal, rms=0.194751Jy sigma=0.001719 ! Fit after self-cal, rms=0.174444Jy sigma=0.001372 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.214 mas, bmaj=2.307 mas, bpa=7.672 degrees ! Estimated noise=315.243 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 = -0.00304844 Jy ! Component: 100 - total flux cleaned = -0.0032521 Jy ! Component: 150 - total flux cleaned = -0.00347555 Jy ! Component: 200 - total flux cleaned = -0.00361563 Jy ! Total flux subtracted in 200 components = -0.00361563 Jy ! Clean residual min=-0.002117 max=0.002552 Jy/beam ! Clean residual mean=0.000000 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.61547 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 38 components and 0.61547 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174381Jy sigma=0.001371 ! Fit after self-cal, rms=0.174616Jy sigma=0.001370 ! 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=0.174616Jy sigma=0.001370 ! Fit after self-cal, rms=0.173852Jy sigma=0.001359 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.215 mas, bmaj=2.311 mas, bpa=6.425 degrees ! Estimated noise=315.173 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00166167 Jy ! Component: 100 - total flux cleaned = -0.001886 Jy ! Component: 150 - total flux cleaned = -0.00197373 Jy ! Component: 200 - total flux cleaned = -0.00202219 Jy ! Total flux subtracted in 200 components = -0.00202219 Jy ! Clean residual min=-0.001715 max=0.002394 Jy/beam ! Clean residual mean=0.000008 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.613447 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 40 components and 0.613447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173830Jy sigma=0.001359 ! Fit after self-cal, rms=0.173830Jy sigma=0.001359 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 (-2, -2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217956 Jy ! Component: 100 - total flux cleaned = 0.00208133 Jy ! Component: 150 - total flux cleaned = 0.00184632 Jy ! Component: 200 - total flux cleaned = 0.00161385 Jy ! Total flux subtracted in 200 components = 0.00161385 Jy ! Clean residual min=-0.001663 max=0.001833 Jy/beam ! Clean residual mean=0.000007 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.615061 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 50 components and 0.615061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173784Jy sigma=0.001358 ! Fit after self-cal, rms=0.173782Jy sigma=0.001358 ! 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=0.173782Jy sigma=0.001358 ! Fit after self-cal, rms=0.174085Jy sigma=0.001356 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.216 mas, bmaj=2.313 mas, bpa=6.719 degrees ! Estimated noise=315.233 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.23045e-05 Jy ! Component: 100 - total flux cleaned = -3.39385e-05 Jy ! Component: 150 - total flux cleaned = -0.000239853 Jy ! Component: 200 - total flux cleaned = -0.000410666 Jy ! Total flux subtracted in 200 components = -0.000410666 Jy ! Clean residual min=-0.001591 max=0.001658 Jy/beam ! Clean residual mean=0.000009 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.614651 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 52 components and 0.614651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174060Jy sigma=0.001356 ! Fit after self-cal, rms=0.174066Jy sigma=0.001356 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 = 6.35214e-05 Jy ! Component: 100 - total flux cleaned = 4.09085e-05 Jy ! Component: 150 - total flux cleaned = -1.63752e-06 Jy ! Component: 200 - total flux cleaned = -3.97962e-05 Jy ! Total flux subtracted in 200 components = -3.97962e-05 Jy ! Clean residual min=-0.001592 max=0.001649 Jy/beam ! Clean residual mean=0.000009 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.614611 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 0.614611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174057Jy sigma=0.001356 ! Fit after self-cal, rms=0.174058Jy sigma=0.001356 ! 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=0.174058Jy sigma=0.001356 ! Fit after self-cal, rms=0.174033Jy sigma=0.001356 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.655 mas, bmaj=9.033 mas, bpa=-83.82 degrees ! Estimated noise=487.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000391255 Jy ! Component: 100 - total flux cleaned = 0.00041816 Jy ! Component: 150 - total flux cleaned = 0.000439115 Jy ! Component: 200 - total flux cleaned = 0.000455326 Jy ! Total flux subtracted in 200 components = 0.000455326 Jy ! Clean residual min=-0.002174 max=0.002048 Jy/beam ! Clean residual mean=0.000029 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.615066 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 61 components and 0.615066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174035Jy sigma=0.001356 ! Fit after self-cal, rms=0.174030Jy sigma=0.001356 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 = 0.00019646 Jy ! Component: 100 - total flux cleaned = 0.000223329 Jy ! Component: 150 - total flux cleaned = 0.00024497 Jy ! Component: 200 - total flux cleaned = 0.000264079 Jy ! Total flux subtracted in 200 components = 0.000264079 Jy ! Clean residual min=-0.002176 max=0.002031 Jy/beam ! Clean residual mean=0.000028 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.61533 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 64 components and 0.61533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174033Jy sigma=0.001356 ! Fit after self-cal, rms=0.174033Jy sigma=0.001356 ! 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=2.217 mas, bmaj=2.314 mas, bpa=6.927 degrees ! Estimated noise=315.199 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.217 x 2.314 at 6.927 degrees (North through East) ! Clean map min=-0.0014546 max=0.5456 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=0.174033Jy sigma=0.001356 ! Fit after self-cal, rms=0.174454Jy sigma=0.001276 ! Inverting map and beam ! Estimated beam: bmin=2.218 mas, bmaj=2.315 mas, bpa=6.812 degrees ! Estimated noise=314.987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000564449 Jy ! Component: 100 - total flux cleaned = -0.00068278 Jy ! Component: 150 - total flux cleaned = -0.000832267 Jy ! Component: 200 - total flux cleaned = -0.000978781 Jy ! Total flux subtracted in 200 components = -0.000978781 Jy ! Clean residual min=-0.001555 max=0.001671 Jy/beam ! Clean residual mean=0.000004 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.614352 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 69 components and 0.614352 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174443Jy sigma=0.001276 ! Fit after self-cal, rms=0.174444Jy sigma=0.001276 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000137826 Jy ! Component: 100 - total flux cleaned = -0.000173793 Jy ! Component: 150 - total flux cleaned = -0.000189784 Jy ! Component: 200 - total flux cleaned = -0.000205183 Jy ! Total flux subtracted in 200 components = -0.000205183 Jy ! Clean residual min=-0.001556 max=0.001667 Jy/beam ! Clean residual mean=0.000005 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.614147 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 71 components and 0.614147 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174440Jy sigma=0.001275 ! Fit after self-cal, rms=0.174441Jy sigma=0.001275 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174441Jy sigma=0.001275 ! Fit after self-cal, rms=0.174472Jy sigma=0.001275 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=1.821 mas, bmaj=1.885 mas, bpa=69.72 degrees ! Estimated noise=600.322 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.413982 Jy ! Component: 100 - total flux cleaned = 0.51051 Jy ! Component: 150 - total flux cleaned = 0.55101 Jy ! Component: 200 - total flux cleaned = 0.570574 Jy ! Total flux subtracted in 200 components = 0.570574 Jy ! Clean residual min=-0.003286 max=0.009287 Jy/beam ! Clean residual mean=0.000006 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.570573 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.570573 Jy ! Inverting map and beam ! Estimated beam: bmin=2.219 mas, bmaj=2.315 mas, bpa=6.911 degrees ! Estimated noise=314.933 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 = 0.0190916 Jy ! Component: 100 - total flux cleaned = 0.0293678 Jy ! Component: 150 - total flux cleaned = 0.0352945 Jy ! Component: 200 - total flux cleaned = 0.0388668 Jy ! Total flux subtracted in 200 components = 0.0388668 Jy ! Clean residual min=-0.001603 max=0.001840 Jy/beam ! Clean residual mean=0.000007 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.60944 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 35 components and 0.60944 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=8.654 mas, bmaj=9.034 mas, bpa=-83.7 degrees ! Estimated noise=487.226 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00327466 Jy ! Component: 100 - total flux cleaned = 0.00438072 Jy ! Component: 150 - total flux cleaned = 0.00483984 Jy ! Component: 200 - total flux cleaned = 0.00491258 Jy ! Total flux subtracted in 200 components = 0.00491258 Jy ! Clean residual min=-0.002120 max=0.002032 Jy/beam ! Clean residual mean=0.000013 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.614353 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 = 2.79293e-05 Jy ! Component: 100 - total flux cleaned = 6.29095e-05 Jy ! Component: 150 - total flux cleaned = 8.75163e-05 Jy ! Component: 200 - total flux cleaned = 0.000110872 Jy ! Total flux subtracted in 200 components = 0.000110872 Jy ! Clean residual min=-0.002111 max=0.002025 Jy/beam ! Clean residual mean=0.000012 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.614464 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 44 components and 0.614464 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.219 mas, bmaj=2.315 mas, bpa=6.911 degrees ! Estimated noise=314.933 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000606808 Jy ! Component: 100 - total flux cleaned = -0.000402482 Jy ! Component: 150 - total flux cleaned = -0.000278029 Jy ! Component: 200 - total flux cleaned = -0.000276228 Jy ! Total flux subtracted in 200 components = -0.000276228 Jy ! Clean residual min=-0.001537 max=0.001756 Jy/beam ! Clean residual mean=0.000003 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.614187 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 0.614187 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174504Jy sigma=0.001276 ! Fit after self-cal, rms=0.174497Jy sigma=0.001276 wmodel J1058+8114_S_2010_06_23_pus_map.mod ! Writing 52 model components to file: J1058+8114_S_2010_06_23_pus_map.mod wobs J1058+8114_S_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J1058+8114_S_2010_06_23_pus_uvs.fits wwins J1058+8114_S_2010_06_23_pus_map.win ! wwins: Wrote 2 windows to J1058+8114_S_2010_06_23_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 = 0.000468458 Jy ! Component: 100 - total flux cleaned = 0.000781307 Jy ! Component: 150 - total flux cleaned = 0.000972797 Jy ! Component: 200 - total flux cleaned = 0.00110602 Jy ! Component: 250 - total flux cleaned = 0.00121027 Jy ! Component: 300 - total flux cleaned = 0.00126133 Jy ! Component: 350 - total flux cleaned = 0.00136224 Jy ! Component: 400 - total flux cleaned = 0.00143679 Jy ! Component: 450 - total flux cleaned = 0.00151023 Jy ! Component: 500 - total flux cleaned = 0.00158282 Jy ! Component: 550 - total flux cleaned = 0.00163023 Jy ! Component: 600 - total flux cleaned = 0.00158344 Jy ! Component: 650 - total flux cleaned = 0.00151417 Jy ! Component: 700 - total flux cleaned = 0.00155974 Jy ! Component: 750 - total flux cleaned = 0.00149181 Jy ! Component: 800 - total flux cleaned = 0.00146954 Jy ! Component: 850 - total flux cleaned = 0.00151381 Jy ! Component: 900 - total flux cleaned = 0.00142585 Jy ! Component: 950 - total flux cleaned = 0.00144769 Jy ! Component: 1000 - total flux cleaned = 0.00138271 Jy ! Component: 1050 - total flux cleaned = 0.00136128 Jy ! Component: 1100 - total flux cleaned = 0.00136117 Jy ! Component: 1150 - total flux cleaned = 0.00127678 Jy ! Component: 1200 - total flux cleaned = 0.00129774 Jy ! Component: 1250 - total flux cleaned = 0.0012974 Jy ! Component: 1300 - total flux cleaned = 0.00119411 Jy ! Component: 1350 - total flux cleaned = 0.00125573 Jy ! Component: 1400 - total flux cleaned = 0.00119475 Jy ! Component: 1450 - total flux cleaned = 0.0011747 Jy ! Component: 1500 - total flux cleaned = 0.00125513 Jy ! Component: 1550 - total flux cleaned = 0.00117535 Jy ! Component: 1600 - total flux cleaned = 0.00125488 Jy ! Component: 1650 - total flux cleaned = 0.0011956 Jy ! Component: 1700 - total flux cleaned = 0.00125461 Jy ! Component: 1750 - total flux cleaned = 0.00125452 Jy ! Component: 1800 - total flux cleaned = 0.00125438 Jy ! Component: 1850 - total flux cleaned = 0.00129291 Jy ! Component: 1900 - total flux cleaned = 0.0012158 Jy ! Component: 1950 - total flux cleaned = 0.00125402 Jy ! Component: 2000 - total flux cleaned = 0.00121605 Jy ! Total flux subtracted in 2048 components = 0.00119688 Jy ! Clean residual min=-0.001170 max=0.001107 Jy/beam ! Clean residual mean=0.000000 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.615384 Jy keep ! Adding 170 model components to the UV plane model. ! The established model now contains 222 components and 0.615384 Jy ![Exited script file: muppet] wmap "J1058+8114_S_2010_06_23_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.219 x 2.315 at 6.911 degrees (North through East) ! Clean map min=-0.0013297 max=0.54563 Jy/beam ! Writing clean map to FITS file: J1058+8114_S_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.545626 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00034465 device "J1058+8114_S_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J1058+8114_S_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.189498 0.189498 0.378995 0.75799 1.51598 3.03196 6.06392 12.1278 24.2557 48.5114 97.0228 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.545 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.219 x 2.315 at 6.911 degrees (North through East) ! Clean map min=-0.0013297 max=0.54563 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1058+8114_S_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J1058+8114_S_2010_06_23_pus_map.gif/vgif' mapplot cln