! Started logfile: J1553-2422_S_2010_10_13_pus_uvs.log on Mon Feb 28 00:02:57 2011 obs J1553-2422_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1553-2422_S_2010_10_13_pus_uva.fits ! AN table 1: 66 integrations on 105 of 105 possible baselines. ! AN table 2: 131 integrations on 105 of 105 possible baselines. ! AN table 3: 206 integrations on 105 of 105 possible baselines. ! AN table 4: 55 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0409441 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1553-2422 ! ! 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 3545 lines of history. ! ! Reading 7876 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 J1553-2422_S_2010_10_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 990 telescope corrections were flagged in sub-array 1. ! A total of 1508 telescope corrections were flagged in sub-array 2. ! A total of 2754 telescope corrections were flagged in sub-array 3. ! A total of 825 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 990 telescope corrections were flagged in sub-array 1. ! A total of 1508 telescope corrections were flagged in sub-array 2. ! A total of 2754 telescope corrections were flagged in sub-array 3. ! A total of 825 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 990 telescope corrections were flagged in sub-array 1. ! A total of 1508 telescope corrections were flagged in sub-array 2. ! A total of 2754 telescope corrections were flagged in sub-array 3. ! A total of 825 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 990 telescope corrections were flagged in sub-array 1. ! A total of 1508 telescope corrections were flagged in sub-array 2. ! A total of 2754 telescope corrections were flagged in sub-array 3. ! A total of 825 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.783476Jy sigma=0.008532 ! Fit after self-cal, rms=0.728481Jy sigma=0.008102 ! 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=2.12 mas, bmaj=11.6 mas, bpa=-5.485 degrees ! Estimated noise=1596.58 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 = 0.217539 Jy ! Component: 100 - total flux cleaned = 0.268641 Jy ! Total flux subtracted in 100 components = 0.268641 Jy ! Clean residual min=-0.013917 max=0.018698 Jy/beam ! Clean residual mean=-0.001262 rms=0.004194 Jy/beam ! Combined flux in latest and established models = 0.268641 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.268641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123294Jy sigma=0.001301 ! Fit after self-cal, rms=0.123215Jy sigma=0.001300 ! 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=2.308 mas, bmaj=12.8 mas, bpa=-4.783 degrees ! Estimated noise=795.51 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 = 0.0213427 Jy ! Component: 100 - total flux cleaned = 0.0316512 Jy ! Component: 150 - total flux cleaned = 0.0369337 Jy ! Component: 200 - total flux cleaned = 0.0397049 Jy ! Total flux subtracted in 200 components = 0.0397049 Jy ! Clean residual min=-0.010043 max=0.001363 Jy/beam ! Clean residual mean=-0.004602 rms=0.001954 Jy/beam ! Combined flux in latest and established models = 0.308346 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 63 components and 0.308346 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119455Jy sigma=0.001266 ! Fit after self-cal, rms=0.119368Jy sigma=0.001266 ! 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* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KK 0.94 KP 0.94 LA 1.00* ! MK 1.04 NL 1.00* NY 1.00* OV 0.99 ! PT 0.96 SC 1.00* TS 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.96 KK 0.95 KP 1.00* LA 1.00* ! MK 0.92 NL 1.00* NY 1.00* OV 0.94 ! PT 1.00* SC 1.00* TS 1.60 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.01 HH 1.00* HN 1.00* ! KB 1.00* KK 0.96 KP 0.95 LA 1.00* ! MK 0.98 NL 1.00* NY 1.00* OV 1.04 ! PT 1.00 SC 1.00* TS 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.99 KK 0.96 KP 1.00* LA 1.00* ! MK 0.91 NL 1.00* NY 1.00* OV 0.99 ! PT 1.00* SC 1.00* TS 1.23 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KK 0.96 KP 0.98 LA 1.00* ! MK 1.03 NL 1.00* NY 1.00* OV 1.03 ! PT 0.99 SC 1.00* TS 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.99 KK 0.92 KP 1.00* LA 1.00* ! MK 0.93 NL 1.00* NY 1.00* OV 1.00 ! PT 1.00* SC 1.00* TS 1.14 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00 KP 0.98 LA 1.00* ! MK 1.00 NL 1.00* NY 1.00* OV 0.97 ! PT 1.00 SC 1.00* TS 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.92 KK 0.90 KP 1.00* LA 1.00* ! MK 0.93 NL 1.00* NY 1.00* OV 1.01 ! PT 1.00* SC 1.00* TS 1.43 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Fit before self-cal, rms=0.119368Jy sigma=0.001266 ! Fit after self-cal, rms=0.115053Jy sigma=0.001217 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.371 mas, bmaj=12.85 mas, bpa=-5.497 degrees ! Estimated noise=806.51 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 = 0.000332168 Jy ! Component: 100 - total flux cleaned = 5.08512e-05 Jy ! Component: 150 - total flux cleaned = -0.00019047 Jy ! Component: 200 - total flux cleaned = -0.00027396 Jy ! Total flux subtracted in 200 components = -0.00027396 Jy ! Clean residual min=-0.004327 max=0.002247 Jy/beam ! Clean residual mean=-0.001005 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 0.308072 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 85 components and 0.308072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114875Jy sigma=0.001215 ! Fit after self-cal, rms=0.114963Jy sigma=0.001213 ! 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=0.114963Jy sigma=0.001213 ! Fit after self-cal, rms=0.114774Jy sigma=0.001212 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.375 mas, bmaj=12.84 mas, bpa=-5.674 degrees ! Estimated noise=806.047 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000581387 Jy ! Component: 100 - total flux cleaned = 0.000460814 Jy ! Component: 150 - total flux cleaned = 0.000358283 Jy ! Component: 200 - total flux cleaned = 0.000282292 Jy ! Total flux subtracted in 200 components = 0.000282292 Jy ! Clean residual min=-0.003569 max=0.002105 Jy/beam ! Clean residual mean=-0.000697 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 0.308354 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 90 components and 0.308354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114687Jy sigma=0.001211 ! Fit after self-cal, rms=0.114697Jy sigma=0.001211 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 = -4.80888e-05 Jy ! Component: 100 - total flux cleaned = -6.6087e-05 Jy ! Component: 150 - total flux cleaned = -8.22696e-05 Jy ! Component: 200 - total flux cleaned = -8.27074e-05 Jy ! Total flux subtracted in 200 components = -8.27074e-05 Jy ! Clean residual min=-0.003563 max=0.002108 Jy/beam ! Clean residual mean=-0.000708 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.308272 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 96 components and 0.308272 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114691Jy sigma=0.001211 ! Fit after self-cal, rms=0.114694Jy sigma=0.001211 ! 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=0.114694Jy sigma=0.001211 ! Fit after self-cal, rms=0.114648Jy sigma=0.001211 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.377 mas, bmaj=12.83 mas, bpa=-5.81 degrees ! Estimated noise=806.189 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000686027 Jy ! Component: 100 - total flux cleaned = 0.000599328 Jy ! Component: 150 - total flux cleaned = 0.000579142 Jy ! Component: 200 - total flux cleaned = 0.000516611 Jy ! Total flux subtracted in 200 components = 0.000516611 Jy ! Clean residual min=-0.003044 max=0.002193 Jy/beam ! Clean residual mean=-0.000454 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 0.308788 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.308788 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114608Jy sigma=0.001210 ! Fit after self-cal, rms=0.114603Jy sigma=0.001210 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 = -2.18556e-05 Jy ! Component: 100 - total flux cleaned = -2.13189e-05 Jy ! Component: 150 - total flux cleaned = -4.27382e-05 Jy ! Component: 200 - total flux cleaned = -6.19953e-05 Jy ! Total flux subtracted in 200 components = -6.19953e-05 Jy ! Clean residual min=-0.003005 max=0.002163 Jy/beam ! Clean residual mean=-0.000461 rms=0.000837 Jy/beam ! Combined flux in latest and established models = 0.308726 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 104 components and 0.308726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114601Jy sigma=0.001210 ! Fit after self-cal, rms=0.114603Jy sigma=0.001210 ! 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=0.114603Jy sigma=0.001210 ! Fit after self-cal, rms=0.114626Jy sigma=0.001210 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.024 mas, bmaj=30.41 mas, bpa=-0.7969 degrees ! Estimated noise=1143.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000482626 Jy ! Component: 100 - total flux cleaned = 0.000485601 Jy ! Component: 150 - total flux cleaned = 0.000488922 Jy ! Component: 200 - total flux cleaned = 0.000490986 Jy ! Total flux subtracted in 200 components = 0.000490986 Jy ! Clean residual min=-0.003573 max=0.001805 Jy/beam ! Clean residual mean=-0.000734 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 0.309217 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 117 components and 0.309217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114623Jy sigma=0.001210 ! Fit after self-cal, rms=0.114613Jy sigma=0.001210 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 = -0.000178753 Jy ! Component: 100 - total flux cleaned = -0.000179141 Jy ! Component: 150 - total flux cleaned = -0.000178803 Jy ! Component: 200 - total flux cleaned = -0.000178352 Jy ! Total flux subtracted in 200 components = -0.000178352 Jy ! Clean residual min=-0.003473 max=0.001833 Jy/beam ! Clean residual mean=-0.000726 rms=0.001100 Jy/beam ! Combined flux in latest and established models = 0.309039 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 119 components and 0.309039 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114614Jy sigma=0.001210 ! Fit after self-cal, rms=0.114613Jy sigma=0.001210 ! 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=2.378 mas, bmaj=12.82 mas, bpa=-5.902 degrees ! Estimated noise=806.372 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.378 x 12.82 at -5.902 degrees (North through East) ! Clean map min=-0.0026095 max=0.2771 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=2.145 mas, bmaj=11.67 mas, bpa=-6.221 degrees ! Estimated noise=1621.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.21424 Jy ! Component: 100 - total flux cleaned = 0.261523 Jy ! Component: 150 - total flux cleaned = 0.279366 Jy ! Component: 200 - total flux cleaned = 0.290477 Jy ! Total flux subtracted in 200 components = 0.290477 Jy ! Clean residual min=-0.007375 max=0.005917 Jy/beam ! Clean residual mean=-0.000089 rms=0.001995 Jy/beam ! Combined flux in latest and established models = 0.290477 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.290477 Jy ! Inverting map and beam ! Estimated beam: bmin=2.378 mas, bmaj=12.82 mas, bpa=-5.902 degrees ! Estimated noise=806.372 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 = 0.00952868 Jy ! Component: 100 - total flux cleaned = 0.0140652 Jy ! Component: 150 - total flux cleaned = 0.016368 Jy ! Component: 200 - total flux cleaned = 0.0175767 Jy ! Total flux subtracted in 200 components = 0.0175767 Jy ! Clean residual min=-0.002743 max=0.002357 Jy/beam ! Clean residual mean=-0.000274 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.308053 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 72 components and 0.308054 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.024 mas, bmaj=30.41 mas, bpa=-0.7969 degrees ! Estimated noise=1143.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107104 Jy ! Component: 100 - total flux cleaned = 0.00109305 Jy ! Component: 150 - total flux cleaned = 0.00109372 Jy ! Component: 200 - total flux cleaned = 0.00110713 Jy ! Total flux subtracted in 200 components = 0.00110713 Jy ! Clean residual min=-0.003598 max=0.001866 Jy/beam ! Clean residual mean=-0.000735 rms=0.001107 Jy/beam ! Combined flux in latest and established models = 0.309161 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 = 3.30516e-07 Jy ! Component: 100 - total flux cleaned = 1.78708e-06 Jy ! Component: 150 - total flux cleaned = -5.12393e-06 Jy ! Component: 200 - total flux cleaned = -1.99141e-05 Jy ! Total flux subtracted in 200 components = -1.99141e-05 Jy ! Clean residual min=-0.003530 max=0.001880 Jy/beam ! Clean residual mean=-0.000733 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 0.309141 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 90 components and 0.309141 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.378 mas, bmaj=12.82 mas, bpa=-5.902 degrees ! Estimated noise=806.372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000294604 Jy ! Component: 100 - total flux cleaned = 0.000219665 Jy ! Component: 150 - total flux cleaned = 0.000161107 Jy ! Component: 200 - total flux cleaned = 0.000161104 Jy ! Total flux subtracted in 200 components = 0.000161104 Jy ! Clean residual min=-0.002705 max=0.002435 Jy/beam ! Clean residual mean=-0.000304 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 0.309302 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 103 components and 0.309302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114593Jy sigma=0.001210 ! Fit after self-cal, rms=0.114603Jy sigma=0.001210 wmodel J1553-2422_S_2010_10_13_pus_map.mod ! Writing 103 model components to file: J1553-2422_S_2010_10_13_pus_map.mod wobs J1553-2422_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1553-2422_S_2010_10_13_pus_uvs.fits wwins J1553-2422_S_2010_10_13_pus_map.win ! wwins: Wrote 1 windows to J1553-2422_S_2010_10_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 = -0.00116076 Jy ! Component: 100 - total flux cleaned = -0.00171682 Jy ! Component: 150 - total flux cleaned = -0.00218906 Jy ! Component: 200 - total flux cleaned = -0.00262363 Jy ! Component: 250 - total flux cleaned = -0.00296275 Jy ! Component: 300 - total flux cleaned = -0.00337367 Jy ! Component: 350 - total flux cleaned = -0.00366933 Jy ! Component: 400 - total flux cleaned = -0.0040025 Jy ! Component: 450 - total flux cleaned = -0.00431909 Jy ! Component: 500 - total flux cleaned = -0.00461987 Jy ! Component: 550 - total flux cleaned = -0.0047874 Jy ! Component: 600 - total flux cleaned = -0.00494892 Jy ! Component: 650 - total flux cleaned = -0.0050822 Jy ! Component: 700 - total flux cleaned = -0.0051895 Jy ! Component: 750 - total flux cleaned = -0.00527342 Jy ! Component: 800 - total flux cleaned = -0.00535512 Jy ! Component: 850 - total flux cleaned = -0.00541489 Jy ! Component: 900 - total flux cleaned = -0.0055122 Jy ! Component: 950 - total flux cleaned = -0.00555045 Jy ! Component: 1000 - total flux cleaned = -0.00566289 Jy ! Component: 1050 - total flux cleaned = -0.00573601 Jy ! Component: 1100 - total flux cleaned = -0.0058078 Jy ! Component: 1150 - total flux cleaned = -0.00591321 Jy ! Component: 1200 - total flux cleaned = -0.00601645 Jy ! Component: 1250 - total flux cleaned = -0.00610073 Jy ! Component: 1300 - total flux cleaned = -0.00618351 Jy ! Component: 1350 - total flux cleaned = -0.00628111 Jy ! Component: 1400 - total flux cleaned = -0.00636104 Jy ! Component: 1450 - total flux cleaned = -0.0064551 Jy ! Component: 1500 - total flux cleaned = -0.0065321 Jy ! Component: 1550 - total flux cleaned = -0.00659297 Jy ! Component: 1600 - total flux cleaned = -0.00666799 Jy ! Component: 1650 - total flux cleaned = -0.00671235 Jy ! Component: 1700 - total flux cleaned = -0.00678529 Jy ! Component: 1750 - total flux cleaned = -0.00682852 Jy ! Component: 1800 - total flux cleaned = -0.00685694 Jy ! Component: 1850 - total flux cleaned = -0.00688537 Jy ! Component: 1900 - total flux cleaned = -0.0069278 Jy ! Component: 1950 - total flux cleaned = -0.00695575 Jy ! Component: 2000 - total flux cleaned = -0.0069976 Jy ! Total flux subtracted in 2048 components = -0.00702536 Jy ! Clean residual min=-0.000853 max=0.001001 Jy/beam ! Clean residual mean=-0.000037 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.302276 Jy keep ! Adding 132 model components to the UV plane model. ! The established model now contains 235 components and 0.302276 Jy ![Exited script file: muppet] wmap "J1553-2422_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.378 x 12.82 at -5.902 degrees (North through East) ! Clean map min=-0.0019376 max=0.27945 Jy/beam ! Writing clean map to FITS file: J1553-2422_S_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.279454 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000252284 device "J1553-2422_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1553-2422_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.270832 0.270832 0.541664 1.08333 2.16666 4.33331 8.66663 17.3333 34.6665 69.333 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.279 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.378 x 12.82 at -5.902 degrees (North through East) ! Clean map min=-0.0019376 max=0.27945 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1553-2422_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1553-2422_S_2010_10_13_pus_map.gif/vgif' mapplot cln