! Started logfile: J1640+3946_S_2000_03_13_pus_uvs.log on Wed Apr 3 13:21:11 2013 obs J1640+3946_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J1640+3946_S_2000_03_13_pus_uva.fits ! AN table 1: 583 integrations on 190 of 190 possible baselines. ! AN table 2: 436 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.199008 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1640+3946 ! ! 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 2255 lines of history. ! ! Reading 154120 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 J1640+3946_S_2000_03_13_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 7106 telescope corrections were flagged in sub-array 1. ! A total of 5134 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 7101 telescope corrections were flagged in sub-array 1. ! A total of 5137 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 7137 telescope corrections were flagged in sub-array 1. ! A total of 5189 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 7118 telescope corrections were flagged in sub-array 1. ! A total of 5155 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.696633Jy sigma=0.005251 ! Fit after self-cal, rms=0.273625Jy sigma=0.001862 ! 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=1.943 mas, bmaj=2.757 mas, bpa=0.3936 degrees ! Estimated noise=661.564 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 = 0.71468 Jy ! Component: 100 - total flux cleaned = 0.87647 Jy ! Total flux subtracted in 100 components = 0.87647 Jy ! Clean residual min=-0.017799 max=0.057755 Jy/beam ! Clean residual mean=0.000001 rms=0.004438 Jy/beam ! Combined flux in latest and established models = 0.87647 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.87647 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288925Jy sigma=0.002035 ! Fit after self-cal, rms=0.288923Jy sigma=0.002035 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0602949 Jy ! Component: 100 - total flux cleaned = 0.0951719 Jy ! Total flux subtracted in 100 components = 0.0951719 Jy ! Clean residual min=-0.018915 max=0.025997 Jy/beam ! Clean residual mean=-0.000026 rms=0.003842 Jy/beam ! Combined flux in latest and established models = 0.971642 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.971642 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267733Jy sigma=0.001788 ! Fit after self-cal, rms=0.267713Jy sigma=0.001787 ! Inverting map ! Added new window around map position (1, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025432 Jy ! Component: 100 - total flux cleaned = 0.037466 Jy ! Total flux subtracted in 100 components = 0.037466 Jy ! Clean residual min=-0.019066 max=0.022562 Jy/beam ! Clean residual mean=-0.000035 rms=0.003670 Jy/beam ! Combined flux in latest and established models = 1.00911 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 1.00911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264110Jy sigma=0.001746 ! Fit after self-cal, rms=0.263986Jy sigma=0.001745 ! 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=2.798 mas, bmaj=4.141 mas, bpa=-1.538 degrees ! Estimated noise=223.031 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 (-3, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.020493 Jy ! Component: 100 - total flux cleaned = 0.0243102 Jy ! Component: 150 - total flux cleaned = 0.0272072 Jy ! Component: 200 - total flux cleaned = 0.0281451 Jy ! Total flux subtracted in 200 components = 0.0281451 Jy ! Clean residual min=-0.019091 max=0.016031 Jy/beam ! Clean residual mean=-0.000007 rms=0.003515 Jy/beam ! Combined flux in latest and established models = 1.03725 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 51 components and 1.03725 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259836Jy sigma=0.001705 ! Fit after self-cal, rms=0.259650Jy sigma=0.001703 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 162 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 GC 0.92 KP 1.13 ! LA 1.01 NL 1.03 OV 1.01 PT 1.03 ! SC 1.05 WF 1.09 HH 1.07 KK 1.00* ! MA 1.00* MC 1.06 MK 1.04 NY 1.05 ! ON 0.87 TS 1.11 WZ 0.89 HN 1.03 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.00 GC 1.06 KP 1.00 ! LA 0.98 NL 0.86 OV 0.99 PT 0.98 ! SC 1.06 WF 0.99 HH 1.00* KK 1.00* ! MA 1.00* MC 1.08 MK 0.90 NY 1.01 ! ON 0.86 TS 1.11 WZ 0.83 HN 1.00 ! ! ! Correcting IF 2. ! A total of 162 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 GC 0.94 KP 0.99 ! LA 1.01 NL 1.04 OV 0.99 PT 1.03 ! SC 1.06 WF 1.04 HH 1.12 KK 1.00* ! MA 1.00* MC 1.07 MK 1.04 NY 1.04 ! ON 0.87 TS 1.12 WZ 0.96 HN 1.03 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 GC 1.06 KP 0.94 ! LA 0.99 NL 0.88 OV 0.98 PT 0.98 ! SC 1.07 WF 1.05 HH 1.00* KK 1.00* ! MA 1.00* MC 1.08 MK 0.91 NY 1.02 ! ON 0.90 TS 1.15 WZ 0.85 HN 1.03 ! ! ! Correcting IF 3. ! A total of 159 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 GC 0.98 KP 1.05 ! LA 1.01 NL 1.01 OV 1.02 PT 1.04 ! SC 1.07 WF 0.97 HH 0.99 KK 1.00* ! MA 1.00* MC 1.38 MK 1.05 NY 1.08 ! ON 0.87 TS 1.14 WZ 0.95 HN 1.03 ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.95 GC 1.07 KP 1.02 ! LA 0.99 NL 0.85 OV 1.02 PT 0.94 ! SC 1.07 WF 0.94 HH 1.00* KK 1.00* ! MA 1.00* MC 0.85 MK 0.90 NY 1.03 ! ON 0.88 TS 1.15 WZ 0.84 HN 1.04 ! ! ! Correcting IF 4. ! A total of 162 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 GC 1.01 KP 1.02 ! LA 1.01 NL 1.01 OV 1.00 PT 1.20 ! SC 1.08 WF 1.06 HH 1.02 KK 1.00* ! MA 1.00* MC 1.21 MK 1.05 NY 1.01 ! ON 0.87 TS 1.10 WZ 0.96 HN 1.04 ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 GC 1.08 KP 0.98 ! LA 0.99 NL 0.85 OV 1.00 PT 0.99 ! SC 1.07 WF 1.05 HH 1.00* KK 1.00* ! MA 1.00* MC 1.31 MK 0.92 NY 1.00 ! ON 0.97 TS 1.14 WZ 0.85 HN 1.01 ! ! ! Fit before self-cal, rms=0.259650Jy sigma=0.001703 ! Fit after self-cal, rms=0.232848Jy sigma=0.001532 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.827 mas, bmaj=4.189 mas, bpa=-3.145 degrees ! Estimated noise=223.667 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 = 0.00937481 Jy ! Component: 100 - total flux cleaned = 0.0104545 Jy ! Component: 150 - total flux cleaned = 0.010257 Jy ! Component: 200 - total flux cleaned = 0.00935511 Jy ! Total flux subtracted in 200 components = 0.00935511 Jy ! Clean residual min=-0.010991 max=0.010446 Jy/beam ! Clean residual mean=0.000065 rms=0.002355 Jy/beam ! Combined flux in latest and established models = 1.04661 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 67 components and 1.04661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232172Jy sigma=0.001527 ! Fit after self-cal, rms=0.232206Jy sigma=0.001526 ! 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=0.232206Jy sigma=0.001526 ! Fit after self-cal, rms=0.212963Jy sigma=0.001352 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.817 mas, bmaj=4.211 mas, bpa=-2.845 degrees ! Estimated noise=224.199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00740269 Jy ! Component: 100 - total flux cleaned = 0.00761074 Jy ! Component: 150 - total flux cleaned = 0.00761264 Jy ! Component: 200 - total flux cleaned = 0.00773849 Jy ! Total flux subtracted in 200 components = 0.00773849 Jy ! Clean residual min=-0.003729 max=0.003680 Jy/beam ! Clean residual mean=0.000075 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 1.05435 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 78 components and 1.05435 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212554Jy sigma=0.001348 ! Fit after self-cal, rms=0.212595Jy sigma=0.001348 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 = 0.00104404 Jy ! Component: 100 - total flux cleaned = 0.00125511 Jy ! Component: 150 - total flux cleaned = 0.00125334 Jy ! Component: 200 - total flux cleaned = 0.00125324 Jy ! Total flux subtracted in 200 components = 0.00125324 Jy ! Clean residual min=-0.003579 max=0.003548 Jy/beam ! Clean residual mean=0.000072 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 1.0556 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 82 components and 1.0556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212473Jy sigma=0.001347 ! Fit after self-cal, rms=0.212464Jy sigma=0.001347 ! 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=0.212464Jy sigma=0.001347 ! Fit after self-cal, rms=0.211378Jy sigma=0.001337 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.814 mas, bmaj=4.21 mas, bpa=-2.997 degrees ! Estimated noise=224.314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318595 Jy ! Component: 100 - total flux cleaned = 0.00330959 Jy ! Component: 150 - total flux cleaned = 0.00340736 Jy ! Component: 200 - total flux cleaned = 0.00349557 Jy ! Total flux subtracted in 200 components = 0.00349557 Jy ! Clean residual min=-0.003033 max=0.002916 Jy/beam ! Clean residual mean=0.000070 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 1.0591 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 89 components and 1.05909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211218Jy sigma=0.001336 ! Fit after self-cal, rms=0.211209Jy sigma=0.001336 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 = 0.00048922 Jy ! Component: 100 - total flux cleaned = 0.000564968 Jy ! Component: 150 - total flux cleaned = 0.000637361 Jy ! Component: 200 - total flux cleaned = 0.000702356 Jy ! Total flux subtracted in 200 components = 0.000702356 Jy ! Clean residual min=-0.002852 max=0.002739 Jy/beam ! Clean residual mean=0.000069 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 1.0598 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 93 components and 1.0598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211144Jy sigma=0.001336 ! Fit after self-cal, rms=0.211139Jy sigma=0.001336 ! 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=0.211139Jy sigma=0.001336 ! Fit after self-cal, rms=0.211107Jy sigma=0.001334 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.518 mas, bmaj=8.862 mas, bpa=7.93 degrees ! Estimated noise=279.251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346249 Jy ! Component: 100 - total flux cleaned = 0.00381835 Jy ! Component: 150 - total flux cleaned = 0.00408186 Jy ! Component: 200 - total flux cleaned = 0.00424985 Jy ! Total flux subtracted in 200 components = 0.00424985 Jy ! Clean residual min=-0.002208 max=0.002220 Jy/beam ! Clean residual mean=0.000176 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 1.06405 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 103 components and 1.06405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211076Jy sigma=0.001334 ! Fit after self-cal, rms=0.211069Jy sigma=0.001334 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 = 0.000523203 Jy ! Component: 100 - total flux cleaned = 0.000547647 Jy ! Component: 150 - total flux cleaned = 0.000590846 Jy ! Component: 200 - total flux cleaned = 0.000609327 Jy ! Total flux subtracted in 200 components = 0.000609327 Jy ! Clean residual min=-0.002172 max=0.002013 Jy/beam ! Clean residual mean=0.000173 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 1.06466 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 109 components and 1.06466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211062Jy sigma=0.001334 ! Fit after self-cal, rms=0.211060Jy sigma=0.001334 ! 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=2.812 mas, bmaj=4.211 mas, bpa=-3.094 degrees ! Estimated noise=224.526 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.812 x 4.211 at -3.094 degrees (North through East) ! Clean map min=-0.0024384 max=0.96021 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=0.211060Jy sigma=0.001334 ! Fit after self-cal, rms=0.196439Jy sigma=0.001205 ! Inverting map and beam ! Estimated beam: bmin=2.812 mas, bmaj=4.21 mas, bpa=-3.034 degrees ! Estimated noise=224.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000266543 Jy ! Component: 100 - total flux cleaned = -0.000261763 Jy ! Component: 150 - total flux cleaned = -0.000197558 Jy ! Component: 200 - total flux cleaned = -0.000139482 Jy ! Total flux subtracted in 200 components = -0.000139482 Jy ! Clean residual min=-0.001507 max=0.001936 Jy/beam ! Clean residual mean=0.000058 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 1.06452 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 116 components and 1.06452 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196387Jy sigma=0.001205 ! Fit after self-cal, rms=0.196382Jy sigma=0.001205 ! Inverting map ! Added new window around map position (-9, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154971 Jy ! Component: 100 - total flux cleaned = 0.00166768 Jy ! Component: 150 - total flux cleaned = 0.00177333 Jy ! Component: 200 - total flux cleaned = 0.00187048 Jy ! Total flux subtracted in 200 components = 0.00187048 Jy ! Clean residual min=-0.001439 max=0.001639 Jy/beam ! Clean residual mean=0.000053 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 1.06639 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 124 components and 1.06639 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196341Jy sigma=0.001204 ! Fit after self-cal, rms=0.196337Jy sigma=0.001204 ! Inverting map ! Added new window around map position (6, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000828297 Jy ! Component: 100 - total flux cleaned = 0.00102557 Jy ! Component: 150 - total flux cleaned = 0.00111645 Jy ! Component: 200 - total flux cleaned = 0.0012007 Jy ! Total flux subtracted in 200 components = 0.0012007 Jy ! Clean residual min=-0.001435 max=0.001446 Jy/beam ! Clean residual mean=0.000050 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 1.06759 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 143 components and 1.06759 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196310Jy sigma=0.001204 ! Fit after self-cal, rms=0.196305Jy sigma=0.001204 ! Inverting map ! Added new window around map position (-0.5, -15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000689932 Jy ! Component: 100 - total flux cleaned = 0.000777353 Jy ! Component: 150 - total flux cleaned = 0.000775542 Jy ! Component: 200 - total flux cleaned = 0.000931856 Jy ! Total flux subtracted in 200 components = 0.000931856 Jy ! Clean residual min=-0.001396 max=0.001451 Jy/beam ! Clean residual mean=0.000049 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 1.06852 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 150 components and 1.06852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196283Jy sigma=0.001204 ! Fit after self-cal, rms=0.196281Jy sigma=0.001204 ! Inverting map ! Added new window around map position (-14, 9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142495 Jy ! Component: 100 - total flux cleaned = 0.00173282 Jy ! Component: 150 - total flux cleaned = 0.00201195 Jy ! Component: 200 - total flux cleaned = 0.00227463 Jy ! Total flux subtracted in 200 components = 0.00227463 Jy ! Clean residual min=-0.001357 max=0.001331 Jy/beam ! Clean residual mean=0.000042 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 1.07079 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 165 components and 1.07079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196259Jy sigma=0.001204 ! Fit after self-cal, rms=0.196255Jy sigma=0.001204 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196255Jy sigma=0.001204 ! Fit after self-cal, rms=0.196226Jy sigma=0.001204 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=1.962 mas, bmaj=2.779 mas, bpa=-1.802 degrees ! Estimated noise=661.162 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.718599 Jy ! Component: 100 - total flux cleaned = 0.876893 Jy ! Component: 150 - total flux cleaned = 0.930407 Jy ! Component: 200 - total flux cleaned = 0.962669 Jy ! Total flux subtracted in 200 components = 0.962669 Jy ! Clean residual min=-0.004570 max=0.017207 Jy/beam ! Clean residual mean=0.000025 rms=0.001370 Jy/beam ! Combined flux in latest and established models = 0.962669 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 0.962669 Jy ! Inverting map and beam ! Estimated beam: bmin=2.81 mas, bmaj=4.211 mas, bpa=-3.084 degrees ! Estimated noise=224.332 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 = 0.0397555 Jy ! Component: 100 - total flux cleaned = 0.0596726 Jy ! Component: 150 - total flux cleaned = 0.0716854 Jy ! Component: 200 - total flux cleaned = 0.0795147 Jy ! Total flux subtracted in 200 components = 0.0795147 Jy ! Clean residual min=-0.001871 max=0.004272 Jy/beam ! Clean residual mean=0.000090 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 1.04218 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 73 components and 1.04218 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00550637 Jy ! Component: 100 - total flux cleaned = 0.00969118 Jy ! Component: 150 - total flux cleaned = 0.0129742 Jy ! Component: 200 - total flux cleaned = 0.0156396 Jy ! Total flux subtracted in 200 components = 0.0156396 Jy ! Clean residual min=-0.001369 max=0.001871 Jy/beam ! Clean residual mean=0.000070 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 1.05782 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 107 components and 1.05782 Jy ! Inverting map ! Added new window around map position (3, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0022976 Jy ! Component: 100 - total flux cleaned = 0.00396628 Jy ! Component: 150 - total flux cleaned = 0.00504618 Jy ! Component: 200 - total flux cleaned = 0.00611116 Jy ! Total flux subtracted in 200 components = 0.00611116 Jy ! Clean residual min=-0.001291 max=0.001273 Jy/beam ! Clean residual mean=0.000059 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 1.06394 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 132 components and 1.06394 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=7.516 mas, bmaj=8.858 mas, bpa=7.919 degrees ! Estimated noise=279.214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244954 Jy ! Component: 100 - total flux cleaned = 0.00416573 Jy ! Component: 150 - total flux cleaned = 0.00549627 Jy ! Component: 200 - total flux cleaned = 0.00657275 Jy ! Total flux subtracted in 200 components = 0.00657275 Jy ! Clean residual min=-0.001331 max=0.001355 Jy/beam ! Clean residual mean=0.000126 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 1.07051 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 = 0.000886196 Jy ! Component: 100 - total flux cleaned = 0.00162015 Jy ! Component: 150 - total flux cleaned = 0.00223194 Jy ! Component: 200 - total flux cleaned = 0.00274563 Jy ! Total flux subtracted in 200 components = 0.00274563 Jy ! Clean residual min=-0.001232 max=0.001333 Jy/beam ! Clean residual mean=0.000110 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 1.07325 Jy ! Adding 108 model components to the UV plane model. ! The established model now contains 237 components and 1.07325 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.81 mas, bmaj=4.211 mas, bpa=-3.084 degrees ! Estimated noise=224.332 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00046131 Jy ! Component: 100 - total flux cleaned = -0.000142455 Jy ! Component: 150 - total flux cleaned = -1.35436e-05 Jy ! Component: 200 - total flux cleaned = 0.000106196 Jy ! Total flux subtracted in 200 components = 0.000106196 Jy ! Clean residual min=-0.001192 max=0.001199 Jy/beam ! Clean residual mean=0.000040 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 1.07336 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 248 components and 1.07336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196230Jy sigma=0.001203 ! Fit after self-cal, rms=0.196210Jy sigma=0.001203 wmodel J1640+3946_S_2000_03_13_pus_map.mod ! Writing 248 model components to file: J1640+3946_S_2000_03_13_pus_map.mod wobs J1640+3946_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J1640+3946_S_2000_03_13_pus_uvs.fits wwins J1640+3946_S_2000_03_13_pus_map.win ! wwins: Wrote 8 windows to J1640+3946_S_2000_03_13_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 = 0.000178119 Jy ! Component: 100 - total flux cleaned = 0.000474933 Jy ! Component: 150 - total flux cleaned = 0.000646292 Jy ! Component: 200 - total flux cleaned = 0.00079429 Jy ! Component: 250 - total flux cleaned = 0.000902772 Jy ! Component: 300 - total flux cleaned = 0.00106151 Jy ! Component: 350 - total flux cleaned = 0.00119953 Jy ! Component: 400 - total flux cleaned = 0.00135207 Jy ! Component: 450 - total flux cleaned = 0.00153565 Jy ! Component: 500 - total flux cleaned = 0.00168387 Jy ! Component: 550 - total flux cleaned = 0.00186263 Jy ! Component: 600 - total flux cleaned = 0.00207137 Jy ! Component: 650 - total flux cleaned = 0.00229349 Jy ! Component: 700 - total flux cleaned = 0.00246609 Jy ! Component: 750 - total flux cleaned = 0.00262155 Jy ! Component: 800 - total flux cleaned = 0.00277566 Jy ! Component: 850 - total flux cleaned = 0.00291327 Jy ! Component: 900 - total flux cleaned = 0.00304979 Jy ! Component: 950 - total flux cleaned = 0.00321504 Jy ! Component: 1000 - total flux cleaned = 0.00331949 Jy ! Component: 1050 - total flux cleaned = 0.00339368 Jy ! Component: 1100 - total flux cleaned = 0.00357014 Jy ! Component: 1150 - total flux cleaned = 0.00364321 Jy ! Component: 1200 - total flux cleaned = 0.00377366 Jy ! Component: 1250 - total flux cleaned = 0.00387419 Jy ! Component: 1300 - total flux cleaned = 0.00395987 Jy ! Component: 1350 - total flux cleaned = 0.00401666 Jy ! Component: 1400 - total flux cleaned = 0.0041297 Jy ! Component: 1450 - total flux cleaned = 0.00419986 Jy ! Component: 1500 - total flux cleaned = 0.00422793 Jy ! Component: 1550 - total flux cleaned = 0.00435298 Jy ! Component: 1600 - total flux cleaned = 0.00438059 Jy ! Component: 1650 - total flux cleaned = 0.00447681 Jy ! Component: 1700 - total flux cleaned = 0.00461357 Jy ! Component: 1750 - total flux cleaned = 0.00458637 Jy ! Component: 1800 - total flux cleaned = 0.00472192 Jy ! Component: 1850 - total flux cleaned = 0.00478949 Jy ! Component: 1900 - total flux cleaned = 0.0048567 Jy ! Component: 1950 - total flux cleaned = 0.00493679 Jy ! Component: 2000 - total flux cleaned = 0.00499014 Jy ! Total flux subtracted in 2048 components = 0.00506981 Jy ! Clean residual min=-0.000773 max=0.000756 Jy/beam ! Clean residual mean=0.000027 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 1.07843 Jy keep ! Adding 168 model components to the UV plane model. ! The established model now contains 412 components and 1.07843 Jy ![Exited script file: muppet] wmap "J1640+3946_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.81 x 4.211 at -3.084 degrees (North through East) ! Clean map min=-0.00097868 max=0.96174 Jy/beam ! Writing clean map to FITS file: J1640+3946_S_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.961741 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000253426 device "J1640+3946_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1640+3946_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0790523 0.0790523 0.158105 0.316209 0.632419 1.26484 2.52967 5.05935 10.1187 20.2374 40.4748 80.9496 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.961 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.81 x 4.211 at -3.084 degrees (North through East) ! Clean map min=-0.00097868 max=0.96174 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1640+3946_S_2000_03_13_pus_uvs.log closed on Wed Apr 3 13:21:56 2013