! Started logfile: J1617+0246_S_2010_06_23_pus_uvs.log on Sat Jan 29 22:42:12 2011 obs J1617+0246_S_2010_06_23_pus_uva.fits ! Reading UV FITS file: J1617+0246_S_2010_06_23_pus_uva.fits ! AN table 1: 12 integrations on 105 of 105 possible baselines. ! AN table 2: 244 integrations on 105 of 105 possible baselines. ! AN table 3: 123 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.345068 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1617+0246 ! ! 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 3082 lines of history. ! ! Reading 54928 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 J1617+0246_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 180 telescope corrections were flagged in sub-array 1. ! A total of 1885 telescope corrections were flagged in sub-array 2. ! A total of 516 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 1885 telescope corrections were flagged in sub-array 2. ! A total of 516 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 1885 telescope corrections were flagged in sub-array 2. ! A total of 516 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 1885 telescope corrections were flagged in sub-array 2. ! A total of 516 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.780166Jy sigma=0.008628 ! Fit after self-cal, rms=0.696666Jy sigma=0.007488 ! 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=2.244 mas, bmaj=6.21 mas, bpa=-6.014 degrees ! Estimated noise=443.493 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 = 0.250566 Jy ! Component: 100 - total flux cleaned = 0.338326 Jy ! Total flux subtracted in 100 components = 0.338326 Jy ! Clean residual min=-0.015976 max=0.038269 Jy/beam ! Clean residual mean=0.000326 rms=0.005858 Jy/beam ! Combined flux in latest and established models = 0.338326 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.338326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174027Jy sigma=0.001791 ! Fit after self-cal, rms=0.173469Jy sigma=0.001790 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0418037 Jy ! Component: 100 - total flux cleaned = 0.0641039 Jy ! Total flux subtracted in 100 components = 0.0641039 Jy ! Clean residual min=-0.012647 max=0.023113 Jy/beam ! Clean residual mean=0.000248 rms=0.004349 Jy/beam ! Combined flux in latest and established models = 0.40243 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.40243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160783Jy sigma=0.001583 ! Fit after self-cal, rms=0.160517Jy sigma=0.001583 ! 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=2.67 mas, bmaj=7.35 mas, bpa=-6.088 degrees ! Estimated noise=275.446 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, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0306061 Jy ! Component: 100 - total flux cleaned = 0.0477997 Jy ! Component: 150 - total flux cleaned = 0.0594422 Jy ! Component: 200 - total flux cleaned = 0.0646134 Jy ! Total flux subtracted in 200 components = 0.0646134 Jy ! Clean residual min=-0.010381 max=0.018356 Jy/beam ! Clean residual mean=0.000410 rms=0.003604 Jy/beam ! Combined flux in latest and established models = 0.467043 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 65 components and 0.467043 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154678Jy sigma=0.001498 ! Fit after self-cal, rms=0.154208Jy sigma=0.001492 ! 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 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.12 HN 1.14 KK 1.12 ! KP 0.93 LA 1.01 MA 1.30 MK 0.75 ! NL 0.90 NY 1.16 OV 0.93 PT 1.02 ! SC 0.97 TS 1.02 ZC 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.12 HN 1.13 KK 1.00* ! KP 0.96 LA 1.04 MA 1.03 MK 1.00* ! NL 0.91 NY 1.22 OV 0.94 PT 1.03 ! SC 0.94 TS 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.24 HN 1.22 KK 1.00 ! KP 0.98 LA 0.94 MA 2.71 MK 0.90 ! NL 0.97 NY 1.12 OV 1.02 PT 1.01 ! SC 1.07 TS 1.03 ZC 0.92 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.24 HN 1.21 KK 1.00* ! KP 1.02 LA 0.94 MA 2.12 MK 1.00* ! NL 1.00 NY 1.21 OV 1.04 PT 1.03 ! SC 1.03 TS 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.23 HN 1.14 KK 1.01 ! KP 0.96 LA 0.92 MA 0.75 MK 0.84 ! NL 0.99 NY 1.14 OV 0.99 PT 0.99 ! SC 0.99 TS 1.13 ZC 0.92 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.25 HN 1.13 KK 1.00* ! KP 1.00 LA 0.92 MA 0.70 MK 1.00* ! NL 1.03 NY 1.24 OV 1.01 PT 1.00 ! SC 0.95 TS 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 1.22 HN 1.10 KK 0.97 ! KP 0.89 LA 0.75 MA 0.99 MK 0.88 ! NL 0.85 NY 1.30 OV 0.84 PT 0.90 ! SC 1.02 TS 1.00 ZC 0.93 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 1.22 HN 1.10 KK 1.00* ! KP 0.93 LA 0.75 MA 0.86 MK 1.00* ! NL 0.87 NY 1.31 OV 0.87 PT 0.91 ! SC 1.00 TS 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.154208Jy sigma=0.001492 ! Fit after self-cal, rms=0.149254Jy sigma=0.001284 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.687 mas, bmaj=7.467 mas, bpa=-6.044 degrees ! Estimated noise=272.953 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 (8, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00608762 Jy ! Component: 100 - total flux cleaned = 0.00624393 Jy ! Component: 150 - total flux cleaned = 0.00575929 Jy ! Component: 200 - total flux cleaned = 0.00534781 Jy ! Total flux subtracted in 200 components = 0.00534781 Jy ! Clean residual min=-0.002943 max=0.002703 Jy/beam ! Clean residual mean=0.000019 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.472391 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 0.472391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148973Jy sigma=0.001279 ! Fit after self-cal, rms=0.149372Jy sigma=0.001278 ! 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=0.149372Jy sigma=0.001278 ! Fit after self-cal, rms=0.150373Jy sigma=0.001278 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.688 mas, bmaj=7.461 mas, bpa=-6.087 degrees ! Estimated noise=273.118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228831 Jy ! Component: 100 - total flux cleaned = 0.00220323 Jy ! Component: 150 - total flux cleaned = 0.00213513 Jy ! Component: 200 - total flux cleaned = 0.00218413 Jy ! Total flux subtracted in 200 components = 0.00218413 Jy ! Clean residual min=-0.002333 max=0.002260 Jy/beam ! Clean residual mean=0.000011 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.474575 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 90 components and 0.474575 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150286Jy sigma=0.001277 ! Fit after self-cal, rms=0.150294Jy sigma=0.001276 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 = -1.11088e-05 Jy ! Component: 100 - total flux cleaned = 0.000143055 Jy ! Component: 150 - total flux cleaned = 0.000270878 Jy ! Component: 200 - total flux cleaned = 0.000310481 Jy ! Total flux subtracted in 200 components = 0.000310481 Jy ! Clean residual min=-0.002282 max=0.002083 Jy/beam ! Clean residual mean=0.000010 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.474886 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 98 components and 0.474886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150260Jy sigma=0.001276 ! Fit after self-cal, rms=0.150257Jy sigma=0.001276 ! 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=0.150257Jy sigma=0.001276 ! Fit after self-cal, rms=0.150471Jy sigma=0.001276 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.691 mas, bmaj=7.458 mas, bpa=-6.115 degrees ! Estimated noise=272.979 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000543758 Jy ! Component: 100 - total flux cleaned = 0.000582034 Jy ! Component: 150 - total flux cleaned = 0.000581612 Jy ! Component: 200 - total flux cleaned = 0.000581912 Jy ! Total flux subtracted in 200 components = 0.000581912 Jy ! Clean residual min=-0.002117 max=0.001915 Jy/beam ! Clean residual mean=0.000004 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.475468 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 108 components and 0.475468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150446Jy sigma=0.001275 ! Fit after self-cal, rms=0.150431Jy sigma=0.001275 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 = -4.56567e-05 Jy ! Component: 100 - total flux cleaned = 8.53682e-05 Jy ! Component: 150 - total flux cleaned = 0.000169909 Jy ! Component: 200 - total flux cleaned = 0.000169343 Jy ! Total flux subtracted in 200 components = 0.000169343 Jy ! Clean residual min=-0.002024 max=0.001842 Jy/beam ! Clean residual mean=0.000003 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.475637 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 116 components and 0.475637 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150416Jy sigma=0.001275 ! Fit after self-cal, rms=0.150414Jy sigma=0.001275 ! 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=0.150414Jy sigma=0.001275 ! Fit after self-cal, rms=0.150314Jy sigma=0.001275 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.893 mas, bmaj=11.76 mas, bpa=-3.822 degrees ! Estimated noise=326.909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000750787 Jy ! Component: 100 - total flux cleaned = 0.000882001 Jy ! Component: 150 - total flux cleaned = 0.000900939 Jy ! Component: 200 - total flux cleaned = 0.000873448 Jy ! Total flux subtracted in 200 components = 0.000873448 Jy ! Clean residual min=-0.002011 max=0.002599 Jy/beam ! Clean residual mean=-0.000008 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.476511 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 133 components and 0.476511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150312Jy sigma=0.001275 ! Fit after self-cal, rms=0.150305Jy sigma=0.001275 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 = 6.38919e-05 Jy ! Component: 100 - total flux cleaned = 4.92568e-05 Jy ! Component: 150 - total flux cleaned = 8.16686e-06 Jy ! Component: 200 - total flux cleaned = -2.64874e-05 Jy ! Total flux subtracted in 200 components = -2.64874e-05 Jy ! Clean residual min=-0.001932 max=0.002567 Jy/beam ! Clean residual mean=-0.000009 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.476484 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 144 components and 0.476484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150304Jy sigma=0.001275 ! Fit after self-cal, rms=0.150307Jy sigma=0.001275 ! 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=2.691 mas, bmaj=7.457 mas, bpa=-6.117 degrees ! Estimated noise=272.858 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.691 x 7.457 at -6.117 degrees (North through East) ! Clean map min=-0.0018795 max=0.32884 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 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=2.266 mas, bmaj=6.292 mas, bpa=-5.753 degrees ! Estimated noise=446.253 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.249667 Jy ! Component: 100 - total flux cleaned = 0.336299 Jy ! Component: 150 - total flux cleaned = 0.379178 Jy ! Component: 200 - total flux cleaned = 0.405096 Jy ! Total flux subtracted in 200 components = 0.405096 Jy ! Clean residual min=-0.005928 max=0.013828 Jy/beam ! Clean residual mean=0.000097 rms=0.002105 Jy/beam ! Combined flux in latest and established models = 0.405096 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 0.405096 Jy ! Inverting map and beam ! Estimated beam: bmin=2.691 mas, bmaj=7.457 mas, bpa=-6.117 degrees ! Estimated noise=272.858 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 = 0.0258839 Jy ! Component: 100 - total flux cleaned = 0.0408151 Jy ! Component: 150 - total flux cleaned = 0.0500276 Jy ! Component: 200 - total flux cleaned = 0.0559828 Jy ! Total flux subtracted in 200 components = 0.0559828 Jy ! Clean residual min=-0.002110 max=0.003350 Jy/beam ! Clean residual mean=0.000035 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.461079 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 56 components and 0.461078 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=7.893 mas, bmaj=11.76 mas, bpa=-3.822 degrees ! Estimated noise=326.909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00664423 Jy ! Component: 100 - total flux cleaned = 0.0101005 Jy ! Component: 150 - total flux cleaned = 0.0120999 Jy ! Component: 200 - total flux cleaned = 0.0132967 Jy ! Total flux subtracted in 200 components = 0.0132967 Jy ! Clean residual min=-0.001980 max=0.002383 Jy/beam ! Clean residual mean=0.000001 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.474375 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 = 0.00074225 Jy ! Component: 100 - total flux cleaned = 0.00116533 Jy ! Component: 150 - total flux cleaned = 0.00126907 Jy ! Component: 200 - total flux cleaned = 0.00136318 Jy ! Total flux subtracted in 200 components = 0.00136318 Jy ! Clean residual min=-0.001866 max=0.002509 Jy/beam ! Clean residual mean=-0.000006 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.475738 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 134 components and 0.475738 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.691 mas, bmaj=7.457 mas, bpa=-6.117 degrees ! Estimated noise=272.858 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000329124 Jy ! Component: 100 - total flux cleaned = -0.00040747 Jy ! Component: 150 - total flux cleaned = -0.000407808 Jy ! Component: 200 - total flux cleaned = -0.000377914 Jy ! Total flux subtracted in 200 components = -0.000377914 Jy ! Clean residual min=-0.001583 max=0.001882 Jy/beam ! Clean residual mean=-0.000001 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.47536 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 148 components and 0.47536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150303Jy sigma=0.001275 ! Fit after self-cal, rms=0.150309Jy sigma=0.001275 wmodel J1617+0246_S_2010_06_23_pus_map.mod ! Writing 148 model components to file: J1617+0246_S_2010_06_23_pus_map.mod wobs J1617+0246_S_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J1617+0246_S_2010_06_23_pus_uvs.fits wwins J1617+0246_S_2010_06_23_pus_map.win ! wwins: Wrote 3 windows to J1617+0246_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 = 0.000399545 Jy ! Component: 100 - total flux cleaned = 0.000344518 Jy ! Component: 150 - total flux cleaned = 0.000292906 Jy ! Component: 200 - total flux cleaned = 0.000220156 Jy ! Component: 250 - total flux cleaned = 0.000197152 Jy ! Component: 300 - total flux cleaned = 0.000197134 Jy ! Component: 350 - total flux cleaned = 0.000175319 Jy ! Component: 400 - total flux cleaned = 0.000110902 Jy ! Component: 450 - total flux cleaned = 0.000110499 Jy ! Component: 500 - total flux cleaned = 2.87471e-05 Jy ! Component: 550 - total flux cleaned = -1.03104e-05 Jy ! Component: 600 - total flux cleaned = 9.37246e-06 Jy ! Component: 650 - total flux cleaned = 9.17512e-06 Jy ! Component: 700 - total flux cleaned = -1.01607e-05 Jy ! Component: 750 - total flux cleaned = -0.000138263 Jy ! Component: 800 - total flux cleaned = -0.000155491 Jy ! Component: 850 - total flux cleaned = -0.000173422 Jy ! Component: 900 - total flux cleaned = -0.000260022 Jy ! Component: 950 - total flux cleaned = -0.000328018 Jy ! Component: 1000 - total flux cleaned = -0.000361206 Jy ! Component: 1050 - total flux cleaned = -0.000377926 Jy ! Component: 1100 - total flux cleaned = -0.000475785 Jy ! Component: 1150 - total flux cleaned = -0.000475475 Jy ! Component: 1200 - total flux cleaned = -0.000538255 Jy ! Component: 1250 - total flux cleaned = -0.000522518 Jy ! Component: 1300 - total flux cleaned = -0.00058433 Jy ! Component: 1350 - total flux cleaned = -0.000614706 Jy ! Component: 1400 - total flux cleaned = -0.000599481 Jy ! Component: 1450 - total flux cleaned = -0.000599421 Jy ! Component: 1500 - total flux cleaned = -0.000525952 Jy ! Component: 1550 - total flux cleaned = -0.000526106 Jy ! Component: 1600 - total flux cleaned = -0.000497051 Jy ! Component: 1650 - total flux cleaned = -0.00043993 Jy ! Component: 1700 - total flux cleaned = -0.000383642 Jy ! Component: 1750 - total flux cleaned = -0.000300024 Jy ! Component: 1800 - total flux cleaned = -0.000286264 Jy ! Component: 1850 - total flux cleaned = -0.000217887 Jy ! Component: 1900 - total flux cleaned = -0.00015009 Jy ! Component: 1950 - total flux cleaned = -5.61303e-05 Jy ! Component: 2000 - total flux cleaned = -2.97005e-05 Jy ! Total flux subtracted in 2048 components = -1.6533e-05 Jy ! Clean residual min=-0.000817 max=0.000801 Jy/beam ! Clean residual mean=0.000004 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.475344 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 291 components and 0.475344 Jy ![Exited script file: muppet] wmap "J1617+0246_S_2010_06_23_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.691 x 7.457 at -6.117 degrees (North through East) ! Clean map min=-0.0012193 max=0.33025 Jy/beam ! Writing clean map to FITS file: J1617+0246_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 0.33025 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00025771 device "J1617+0246_S_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J1617+0246_S_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.234105 0.234105 0.468209 0.936418 1.87284 3.74567 7.49134 14.9827 29.9654 59.9308 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.33 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.691 x 7.457 at -6.117 degrees (North through East) ! Clean map min=-0.0012193 max=0.33025 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1617+0246_S_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J1617+0246_S_2010_06_23_pus_map.gif/vgif' mapplot cln