! Started logfile: J0339-0146_S_2010_06_23_pus_uvs.log on Sat Jan 29 22:36:07 2011 obs J0339-0146_S_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0339-0146_S_2010_06_23_pus_uva.fits ! AN table 1: 173 integrations on 105 of 105 possible baselines. ! AN table 2: 53 integrations on 105 of 105 possible baselines. ! AN table 3: 130 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.160567 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0339-0146 ! ! 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 24008 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 J0339-0146_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 1665 telescope corrections were flagged in sub-array 1. ! A total of 470 telescope corrections were flagged in sub-array 2. ! A total of 1358 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1665 telescope corrections were flagged in sub-array 1. ! A total of 470 telescope corrections were flagged in sub-array 2. ! A total of 1358 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1665 telescope corrections were flagged in sub-array 1. ! A total of 470 telescope corrections were flagged in sub-array 2. ! A total of 1358 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1665 telescope corrections were flagged in sub-array 1. ! A total of 470 telescope corrections were flagged in sub-array 2. ! A total of 1358 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.333828Jy sigma=0.014689 ! Fit after self-cal, rms=1.211797Jy sigma=0.013553 ! 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=2.228 mas, bmaj=6.943 mas, bpa=-1.933 degrees ! Estimated noise=797.626 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 = 1.22757 Jy ! Component: 100 - total flux cleaned = 1.72399 Jy ! Total flux subtracted in 100 components = 1.72399 Jy ! Clean residual min=-0.073655 max=0.219849 Jy/beam ! Clean residual mean=0.001463 rms=0.024875 Jy/beam ! Combined flux in latest and established models = 1.72399 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.72399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.673400Jy sigma=0.007404 ! Fit after self-cal, rms=0.668474Jy sigma=0.007368 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.262123 Jy ! Component: 100 - total flux cleaned = 0.40276 Jy ! Total flux subtracted in 100 components = 0.40276 Jy ! Clean residual min=-0.042806 max=0.084252 Jy/beam ! Clean residual mean=0.000845 rms=0.014631 Jy/beam ! Combined flux in latest and established models = 2.12675 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 2.12675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.467330Jy sigma=0.004969 ! Fit after self-cal, rms=0.465190Jy sigma=0.004957 ! Inverting map ! Added new window around map position (-2.5, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.091494 Jy ! Component: 100 - total flux cleaned = 0.151125 Jy ! Total flux subtracted in 100 components = 0.151125 Jy ! Clean residual min=-0.040418 max=0.046031 Jy/beam ! Clean residual mean=0.000635 rms=0.012503 Jy/beam ! Combined flux in latest and established models = 2.27787 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 44 components and 2.27787 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.431253Jy sigma=0.004545 ! Fit after self-cal, rms=0.431043Jy sigma=0.004543 ! 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=3.486 mas, bmaj=9.808 mas, bpa=-2.675 degrees ! Estimated noise=430.676 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 = 0.0726187 Jy ! Component: 100 - total flux cleaned = 0.111602 Jy ! Component: 150 - total flux cleaned = 0.133787 Jy ! Component: 200 - total flux cleaned = 0.146516 Jy ! Total flux subtracted in 200 components = 0.146516 Jy ! Clean residual min=-0.050073 max=0.083602 Jy/beam ! Clean residual mean=0.002663 rms=0.023849 Jy/beam ! Combined flux in latest and established models = 2.42439 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 82 components and 2.42439 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.419566Jy sigma=0.004422 ! Fit after self-cal, rms=0.419516Jy sigma=0.004421 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.19 HN 1.00* KK 1.15 ! KP 0.94 LA 1.01 MA 1.00* MK 0.77 ! NL 1.16 NY 1.00* OV 0.93 PT 1.04 ! SC 1.00* TS 0.90 ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 1.11 HN 1.14 KK 1.10 ! KP 0.92 LA 0.99 MA 1.00* MK 0.79 ! NL 0.88 NY 1.00* OV 0.92 PT 1.00 ! SC 0.97 TS 1.00* ZC 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.13 HN 1.14 KK 1.00* ! KP 0.95 LA 1.01 MA 1.55 MK 1.00* ! NL 0.89 NY 1.00* OV 0.94 PT 1.01 ! SC 0.94 TS 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.26 HN 1.00* KK 1.00 ! KP 1.01 LA 0.95 MA 1.00* MK 0.91 ! NL 1.27 NY 1.00* OV 1.03 PT 1.04 ! SC 1.00* TS 0.92 ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.22 HN 1.24 KK 0.99 ! KP 0.98 LA 0.91 MA 1.00* MK 0.93 ! NL 0.95 NY 1.00* OV 0.99 PT 1.00 ! SC 1.06 TS 1.00* ZC 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.23 HN 1.22 KK 1.00* ! KP 1.01 LA 0.93 MA 2.76 MK 1.00* ! NL 0.97 NY 1.00* OV 1.00 PT 1.02 ! SC 1.03 TS 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.27 HN 1.00* KK 1.02 ! KP 0.99 LA 0.92 MA 1.00* MK 0.89 ! NL 1.31 NY 1.00* OV 0.99 PT 1.00 ! SC 1.00* TS 1.01 ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.22 HN 1.15 KK 0.99 ! KP 0.97 LA 0.91 MA 1.00* MK 0.90 ! NL 0.99 NY 1.00* OV 0.98 PT 0.98 ! SC 1.02 TS 1.00* ZC 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.24 HN 1.16 KK 1.00* ! KP 0.99 LA 0.92 MA 0.72 MK 1.00* ! NL 1.00 NY 1.00* OV 1.00 PT 1.00 ! SC 0.95 TS 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.26 HN 1.00* KK 1.01 ! KP 0.91 LA 0.76 MA 1.00* MK 0.91 ! NL 1.10 NY 1.00* OV 0.86 PT 0.93 ! SC 1.00* TS 0.92 ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.21 HN 1.14 KK 0.97 ! KP 0.89 LA 0.74 MA 1.00* MK 0.94 ! NL 0.83 NY 1.00* OV 0.82 PT 0.90 ! SC 1.06 TS 1.00* ZC 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.22 HN 1.11 KK 1.00* ! KP 0.92 LA 0.75 MA 0.99 MK 1.00* ! NL 0.85 NY 1.00* OV 0.86 PT 0.90 ! SC 1.00 TS 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.419516Jy sigma=0.004421 ! Fit after self-cal, rms=0.173384Jy sigma=0.001603 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.629 mas, bmaj=9.882 mas, bpa=-3.825 degrees ! Estimated noise=433.081 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 = -9.67153e-05 Jy ! Component: 100 - total flux cleaned = -0.00222755 Jy ! Component: 150 - total flux cleaned = -0.00312138 Jy ! Component: 200 - total flux cleaned = -0.00340068 Jy ! Total flux subtracted in 200 components = -0.00340068 Jy ! Clean residual min=-0.006107 max=0.007078 Jy/beam ! Clean residual mean=0.000283 rms=0.001885 Jy/beam ! Combined flux in latest and established models = 2.42099 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 90 components and 2.42099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172108Jy sigma=0.001588 ! Fit after self-cal, rms=0.172240Jy sigma=0.001586 ! 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=0.172240Jy sigma=0.001586 ! Fit after self-cal, rms=0.172164Jy sigma=0.001584 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.631 mas, bmaj=9.88 mas, bpa=-3.907 degrees ! Estimated noise=433.057 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000484196 Jy ! Component: 100 - total flux cleaned = -0.00193556 Jy ! Component: 150 - total flux cleaned = -0.00243797 Jy ! Component: 200 - total flux cleaned = -0.00267249 Jy ! Total flux subtracted in 200 components = -0.00267249 Jy ! Clean residual min=-0.005459 max=0.006780 Jy/beam ! Clean residual mean=0.000266 rms=0.001718 Jy/beam ! Combined flux in latest and established models = 2.41831 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 94 components and 2.41831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171298Jy sigma=0.001573 ! Fit after self-cal, rms=0.171270Jy sigma=0.001573 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 = -0.000385542 Jy ! Component: 100 - total flux cleaned = -0.000799432 Jy ! Component: 150 - total flux cleaned = -0.000997753 Jy ! Component: 200 - total flux cleaned = -0.00136546 Jy ! Total flux subtracted in 200 components = -0.00136546 Jy ! Clean residual min=-0.004944 max=0.006730 Jy/beam ! Clean residual mean=0.000279 rms=0.001665 Jy/beam ! Combined flux in latest and established models = 2.41695 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 96 components and 2.41695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170836Jy sigma=0.001567 ! Fit after self-cal, rms=0.170820Jy sigma=0.001567 ! 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=0.170820Jy sigma=0.001567 ! Fit after self-cal, rms=0.169336Jy sigma=0.001539 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.632 mas, bmaj=9.876 mas, bpa=-3.988 degrees ! Estimated noise=432.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000370405 Jy ! Component: 100 - total flux cleaned = -0.00125148 Jy ! Component: 150 - total flux cleaned = -0.00183623 Jy ! Component: 200 - total flux cleaned = -0.00219613 Jy ! Total flux subtracted in 200 components = -0.00219613 Jy ! Clean residual min=-0.004813 max=0.005374 Jy/beam ! Clean residual mean=0.000247 rms=0.001378 Jy/beam ! Combined flux in latest and established models = 2.41475 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 98 components and 2.41475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168821Jy sigma=0.001532 ! Fit after self-cal, rms=0.168809Jy sigma=0.001532 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 = -0.000327682 Jy ! Component: 100 - total flux cleaned = -0.000660963 Jy ! Component: 150 - total flux cleaned = -0.000969001 Jy ! Component: 200 - total flux cleaned = -0.00125937 Jy ! Total flux subtracted in 200 components = -0.00125937 Jy ! Clean residual min=-0.004114 max=0.005301 Jy/beam ! Clean residual mean=0.000259 rms=0.001334 Jy/beam ! Combined flux in latest and established models = 2.41349 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 101 components and 2.41349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168544Jy sigma=0.001529 ! Fit after self-cal, rms=0.168533Jy sigma=0.001529 ! 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=0.168533Jy sigma=0.001529 ! Fit after self-cal, rms=0.168538Jy sigma=0.001527 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=10.02 mas, bmaj=13.88 mas, bpa=9.44 degrees ! Estimated noise=491.732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00018879 Jy ! Component: 100 - total flux cleaned = -0.00062494 Jy ! Component: 150 - total flux cleaned = -0.000844804 Jy ! Component: 200 - total flux cleaned = -0.00104291 Jy ! Total flux subtracted in 200 components = -0.00104291 Jy ! Clean residual min=-0.003551 max=0.004998 Jy/beam ! Clean residual mean=0.000363 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 2.41245 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 105 components and 2.41245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168406Jy sigma=0.001525 ! Fit after self-cal, rms=0.168395Jy sigma=0.001525 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 = -0.000208648 Jy ! Component: 100 - total flux cleaned = -0.00044883 Jy ! Component: 150 - total flux cleaned = -0.00060385 Jy ! Component: 200 - total flux cleaned = -0.000740002 Jy ! Total flux subtracted in 200 components = -0.000740002 Jy ! Clean residual min=-0.003329 max=0.004897 Jy/beam ! Clean residual mean=0.000373 rms=0.001411 Jy/beam ! Combined flux in latest and established models = 2.41171 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 109 components and 2.41171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168337Jy sigma=0.001524 ! Fit after self-cal, rms=0.168331Jy sigma=0.001524 ! 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=3.632 mas, bmaj=9.874 mas, bpa=-4.046 degrees ! Estimated noise=432.95 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.632 x 9.874 at -4.046 degrees (North through East) ! Clean map min=-0.0036499 max=1.8202 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=0.168331Jy sigma=0.001524 ! Fit after self-cal, rms=0.148591Jy sigma=0.001294 ! Inverting map and beam ! Estimated beam: bmin=3.627 mas, bmaj=9.879 mas, bpa=-4.058 degrees ! Estimated noise=432.898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000754463 Jy ! Component: 100 - total flux cleaned = -0.000904324 Jy ! Component: 150 - total flux cleaned = -0.00116987 Jy ! Component: 200 - total flux cleaned = -0.00142125 Jy ! Total flux subtracted in 200 components = -0.00142125 Jy ! Clean residual min=-0.003714 max=0.004579 Jy/beam ! Clean residual mean=0.000163 rms=0.001140 Jy/beam ! Combined flux in latest and established models = 2.41029 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 109 components and 2.41029 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148340Jy sigma=0.001291 ! Fit after self-cal, rms=0.148334Jy sigma=0.001290 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000108486 Jy ! Component: 100 - total flux cleaned = -0.000335768 Jy ! Component: 150 - total flux cleaned = -0.000555356 Jy ! Component: 200 - total flux cleaned = -0.000761452 Jy ! Total flux subtracted in 200 components = -0.000761452 Jy ! Clean residual min=-0.003283 max=0.004721 Jy/beam ! Clean residual mean=0.000170 rms=0.001115 Jy/beam ! Combined flux in latest and established models = 2.40953 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 110 components and 2.40953 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148192Jy sigma=0.001288 ! Fit after self-cal, rms=0.148186Jy sigma=0.001288 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148186Jy sigma=0.001288 ! Fit after self-cal, rms=0.148624Jy sigma=0.001288 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=2.276 mas, bmaj=6.91 mas, bpa=-3.458 degrees ! Estimated noise=776.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.23545 Jy ! Component: 100 - total flux cleaned = 1.74668 Jy ! Component: 150 - total flux cleaned = 1.9904 Jy ! Component: 200 - total flux cleaned = 2.13157 Jy ! Total flux subtracted in 200 components = 2.13157 Jy ! Clean residual min=-0.018670 max=0.071524 Jy/beam ! Clean residual mean=0.000436 rms=0.007754 Jy/beam ! Combined flux in latest and established models = 2.13157 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 17 model components to the UV plane model. ! The established model now contains 17 components and 2.13157 Jy ! Inverting map and beam ! Estimated beam: bmin=3.631 mas, bmaj=9.876 mas, bpa=-4.104 degrees ! Estimated noise=432.942 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 = 0.156335 Jy ! Component: 100 - total flux cleaned = 0.217621 Jy ! Component: 150 - total flux cleaned = 0.246416 Jy ! Component: 200 - total flux cleaned = 0.260937 Jy ! Total flux subtracted in 200 components = 0.260937 Jy ! Clean residual min=-0.003711 max=0.008133 Jy/beam ! Clean residual mean=0.000313 rms=0.001490 Jy/beam ! Combined flux in latest and established models = 2.3925 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 59 components and 2.3925 Jy ! Inverting map ! Added new window around map position (4.5, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00834138 Jy ! Component: 100 - total flux cleaned = 0.0123575 Jy ! Component: 150 - total flux cleaned = 0.0135069 Jy ! Component: 200 - total flux cleaned = 0.0143794 Jy ! Total flux subtracted in 200 components = 0.0143794 Jy ! Clean residual min=-0.003387 max=0.004362 Jy/beam ! Clean residual mean=0.000171 rms=0.000993 Jy/beam ! Combined flux in latest and established models = 2.40688 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 80 components and 2.40688 Jy ! Inverting map ! Added new window around map position (19, 10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00320186 Jy ! Component: 100 - total flux cleaned = 0.00394916 Jy ! Component: 150 - total flux cleaned = 0.00463085 Jy ! Component: 200 - total flux cleaned = 0.00515742 Jy ! Total flux subtracted in 200 components = 0.00515742 Jy ! Clean residual min=-0.002939 max=0.002977 Jy/beam ! Clean residual mean=0.000123 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 2.41204 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 92 components and 2.41204 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=10.02 mas, bmaj=13.89 mas, bpa=9.301 degrees ! Estimated noise=491.851 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216264 Jy ! Component: 100 - total flux cleaned = 0.00293197 Jy ! Component: 150 - total flux cleaned = 0.00310677 Jy ! Component: 200 - total flux cleaned = 0.00322467 Jy ! Total flux subtracted in 200 components = 0.00322467 Jy ! Clean residual min=-0.002551 max=0.003016 Jy/beam ! Clean residual mean=0.000149 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 2.41526 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 = 3.59421e-05 Jy ! Component: 100 - total flux cleaned = 0.00010082 Jy ! Component: 150 - total flux cleaned = 0.000161213 Jy ! Component: 200 - total flux cleaned = 0.000246691 Jy ! Total flux subtracted in 200 components = 0.000246691 Jy ! Clean residual min=-0.002586 max=0.002976 Jy/beam ! Clean residual mean=0.000145 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 2.41551 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 126 components and 2.41551 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.631 mas, bmaj=9.876 mas, bpa=-4.104 degrees ! Estimated noise=432.942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.43184e-05 Jy ! Component: 100 - total flux cleaned = 0.000261773 Jy ! Component: 150 - total flux cleaned = 0.000588853 Jy ! Component: 200 - total flux cleaned = 0.000662123 Jy ! Total flux subtracted in 200 components = 0.000662123 Jy ! Clean residual min=-0.002903 max=0.002887 Jy/beam ! Clean residual mean=0.000086 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 2.41617 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 137 components and 2.41617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148149Jy sigma=0.001279 ! Fit after self-cal, rms=0.148114Jy sigma=0.001278 wmodel J0339-0146_S_2010_06_23_pus_map.mod ! Writing 137 model components to file: J0339-0146_S_2010_06_23_pus_map.mod wobs J0339-0146_S_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0339-0146_S_2010_06_23_pus_uvs.fits wwins J0339-0146_S_2010_06_23_pus_map.win ! wwins: Wrote 4 windows to J0339-0146_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 = 0.000167267 Jy ! Component: 100 - total flux cleaned = 0.000550357 Jy ! Component: 150 - total flux cleaned = 0.00109688 Jy ! Component: 200 - total flux cleaned = 0.00166294 Jy ! Component: 250 - total flux cleaned = 0.00216442 Jy ! Component: 300 - total flux cleaned = 0.00273122 Jy ! Component: 350 - total flux cleaned = 0.00320235 Jy ! Component: 400 - total flux cleaned = 0.00354728 Jy ! Component: 450 - total flux cleaned = 0.00369713 Jy ! Component: 500 - total flux cleaned = 0.00399176 Jy ! Component: 550 - total flux cleaned = 0.0041721 Jy ! Component: 600 - total flux cleaned = 0.00438408 Jy ! Component: 650 - total flux cleaned = 0.00462719 Jy ! Component: 700 - total flux cleaned = 0.00472975 Jy ! Component: 750 - total flux cleaned = 0.00493301 Jy ! Component: 800 - total flux cleaned = 0.00523175 Jy ! Component: 850 - total flux cleaned = 0.00536218 Jy ! Component: 900 - total flux cleaned = 0.00558781 Jy ! Component: 950 - total flux cleaned = 0.00574636 Jy ! Component: 1000 - total flux cleaned = 0.00593422 Jy ! Component: 1050 - total flux cleaned = 0.00611939 Jy ! Component: 1100 - total flux cleaned = 0.00627184 Jy ! Component: 1150 - total flux cleaned = 0.00636255 Jy ! Component: 1200 - total flux cleaned = 0.00657123 Jy ! Component: 1250 - total flux cleaned = 0.0067182 Jy ! Component: 1300 - total flux cleaned = 0.00689272 Jy ! Component: 1350 - total flux cleaned = 0.00697939 Jy ! Component: 1400 - total flux cleaned = 0.00720679 Jy ! Component: 1450 - total flux cleaned = 0.00734718 Jy ! Component: 1500 - total flux cleaned = 0.00748655 Jy ! Component: 1550 - total flux cleaned = 0.00754184 Jy ! Component: 1600 - total flux cleaned = 0.00767851 Jy ! Component: 1650 - total flux cleaned = 0.00775989 Jy ! Component: 1700 - total flux cleaned = 0.00786714 Jy ! Component: 1750 - total flux cleaned = 0.00794695 Jy ! Component: 1800 - total flux cleaned = 0.00802615 Jy ! Component: 1850 - total flux cleaned = 0.00807864 Jy ! Component: 1900 - total flux cleaned = 0.00818233 Jy ! Component: 1950 - total flux cleaned = 0.00825954 Jy ! Component: 2000 - total flux cleaned = 0.00831072 Jy ! Total flux subtracted in 2048 components = 0.00831066 Jy ! Clean residual min=-0.001269 max=0.001635 Jy/beam ! Clean residual mean=0.000045 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 2.42448 Jy keep ! Adding 122 model components to the UV plane model. ! The established model now contains 257 components and 2.42448 Jy ![Exited script file: muppet] wmap "J0339-0146_S_2010_06_23_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.631 x 9.876 at -4.104 degrees (North through East) ! Clean map min=-0.0024953 max=1.8287 Jy/beam ! Writing clean map to FITS file: J0339-0146_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 1.82867 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000501299 device "J0339-0146_S_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0339-0146_S_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0822397 0.0822397 0.164479 0.328959 0.657917 1.31583 2.63167 5.26334 10.5267 21.0534 42.1067 84.2134 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.828 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.631 x 9.876 at -4.104 degrees (North through East) ! Clean map min=-0.0024953 max=1.8287 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0339-0146_S_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0339-0146_S_2010_06_23_pus_map.gif/vgif' mapplot cln