! Started logfile: J0118-2141_S_2010_10_13_pus_uvs.log on Sun Feb 27 23:55:25 2011 obs J0118-2141_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J0118-2141_S_2010_10_13_pus_uva.fits ! AN table 1: 44 integrations on 105 of 105 possible baselines. ! AN table 2: 120 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.17079 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0118-2141 ! ! 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 11764 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 J0118-2141_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 591 telescope corrections were flagged in sub-array 1. ! A total of 1090 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 591 telescope corrections were flagged in sub-array 1. ! A total of 1090 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 591 telescope corrections were flagged in sub-array 1. ! A total of 1090 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 591 telescope corrections were flagged in sub-array 1. ! A total of 1090 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.479589Jy sigma=0.004716 ! Fit after self-cal, rms=0.435340Jy sigma=0.004231 ! 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=2.065 mas, bmaj=3.888 mas, bpa=6.157 degrees ! Estimated noise=969.16 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 = 0.455083 Jy ! Component: 100 - total flux cleaned = 0.565367 Jy ! Total flux subtracted in 100 components = 0.565367 Jy ! Clean residual min=-0.016286 max=0.037997 Jy/beam ! Clean residual mean=-0.000634 rms=0.005079 Jy/beam ! Combined flux in latest and established models = 0.565367 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.565367 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174888Jy sigma=0.001717 ! Fit after self-cal, rms=0.174920Jy sigma=0.001717 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0361043 Jy ! Component: 100 - total flux cleaned = 0.0525275 Jy ! Total flux subtracted in 100 components = 0.0525275 Jy ! Clean residual min=-0.015411 max=0.023388 Jy/beam ! Clean residual mean=-0.000867 rms=0.004284 Jy/beam ! Combined flux in latest and established models = 0.617895 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.617895 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165714Jy sigma=0.001597 ! Fit after self-cal, rms=0.165715Jy sigma=0.001597 ! 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=2.637 mas, bmaj=5.12 mas, bpa=1.03 degrees ! Estimated noise=666.728 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 (-3.5, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0227086 Jy ! Component: 100 - total flux cleaned = 0.0325292 Jy ! Component: 150 - total flux cleaned = 0.0347726 Jy ! Component: 200 - total flux cleaned = 0.0353736 Jy ! Total flux subtracted in 200 components = 0.0353736 Jy ! Clean residual min=-0.011970 max=0.016845 Jy/beam ! Clean residual mean=-0.003395 rms=0.003234 Jy/beam ! Combined flux in latest and established models = 0.653268 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.653268 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162865Jy sigma=0.001571 ! Fit after self-cal, rms=0.162589Jy sigma=0.001567 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 69 telescope corrections were flagged in sub-array 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 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.00 HH 1.03 HN 1.08 ! KB 1.00* KK 0.98 KP 0.94 LA 1.01 ! MK 0.98 NL 1.01 NY 1.00* OV 0.93 ! PT 0.98 SC 1.02 TS 1.00* ! ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 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 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00 HH 1.02 HN 1.10 ! KB 1.00* KK 1.02 KP 0.95 LA 0.98 ! MK 0.99 NL 1.03 NY 1.00* OV 0.99 ! PT 0.99 SC 1.02 TS 1.00* ! ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 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 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00 HH 0.98 HN 1.10 ! KB 1.00* KK 1.02 KP 0.98 LA 0.97 ! MK 0.98 NL 1.03 NY 1.00* OV 0.98 ! PT 0.97 SC 1.01 TS 1.00* ! ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 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 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.99 HH 0.98 HN 1.11 ! KB 1.00* KK 1.04 KP 0.98 LA 0.97 ! MK 0.97 NL 1.01 NY 1.00* OV 0.98 ! PT 0.97 SC 1.07 TS 1.00* ! ! ! Fit before self-cal, rms=0.162589Jy sigma=0.001567 ! Fit after self-cal, rms=0.160406Jy sigma=0.001472 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.762 mas, bmaj=5.731 mas, bpa=7.327 degrees ! Estimated noise=676.176 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 = -0.00155778 Jy ! Component: 100 - total flux cleaned = -0.00234102 Jy ! Component: 150 - total flux cleaned = -0.00294848 Jy ! Component: 200 - total flux cleaned = -0.00321113 Jy ! Total flux subtracted in 200 components = -0.00321113 Jy ! Clean residual min=-0.008674 max=0.009583 Jy/beam ! Clean residual mean=-0.000043 rms=0.002450 Jy/beam ! Combined flux in latest and established models = 0.650057 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 43 components and 0.650057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159984Jy sigma=0.001468 ! Fit after self-cal, rms=0.160040Jy sigma=0.001468 ! 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=0.160040Jy sigma=0.001468 ! Fit after self-cal, rms=0.155538Jy sigma=0.001410 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.748 mas, bmaj=5.717 mas, bpa=7.534 degrees ! Estimated noise=677.734 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00351577 Jy ! Component: 100 - total flux cleaned = -0.0033953 Jy ! Component: 150 - total flux cleaned = -0.00329676 Jy ! Component: 200 - total flux cleaned = -0.00313991 Jy ! Total flux subtracted in 200 components = -0.00313991 Jy ! Clean residual min=-0.005179 max=0.006906 Jy/beam ! Clean residual mean=-0.000035 rms=0.001587 Jy/beam ! Combined flux in latest and established models = 0.646917 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 58 components and 0.646917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155411Jy sigma=0.001408 ! Fit after self-cal, rms=0.155411Jy sigma=0.001407 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (14.5, -32). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00476705 Jy ! Component: 100 - total flux cleaned = 0.00510971 Jy ! Component: 150 - total flux cleaned = 0.00487442 Jy ! Component: 200 - total flux cleaned = 0.00467341 Jy ! Total flux subtracted in 200 components = 0.00467341 Jy ! Clean residual min=-0.004742 max=0.004987 Jy/beam ! Clean residual mean=-0.000041 rms=0.001462 Jy/beam ! Combined flux in latest and established models = 0.651591 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 75 components and 0.651591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155090Jy sigma=0.001404 ! Fit after self-cal, rms=0.155068Jy sigma=0.001404 ! 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=0.155068Jy sigma=0.001404 ! Fit after self-cal, rms=0.154929Jy sigma=0.001383 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.749 mas, bmaj=5.724 mas, bpa=7.444 degrees ! Estimated noise=677.254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00229647 Jy ! Component: 100 - total flux cleaned = -0.00212761 Jy ! Component: 150 - total flux cleaned = -0.0019842 Jy ! Component: 200 - total flux cleaned = -0.00192121 Jy ! Total flux subtracted in 200 components = -0.00192121 Jy ! Clean residual min=-0.003925 max=0.005120 Jy/beam ! Clean residual mean=-0.000015 rms=0.001199 Jy/beam ! Combined flux in latest and established models = 0.649669 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 90 components and 0.649669 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154834Jy sigma=0.001383 ! Fit after self-cal, rms=0.154907Jy sigma=0.001382 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (21, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00460749 Jy ! Component: 100 - total flux cleaned = 0.00601484 Jy ! Component: 150 - total flux cleaned = 0.00632141 Jy ! Component: 200 - total flux cleaned = 0.00659506 Jy ! Total flux subtracted in 200 components = 0.00659506 Jy ! Clean residual min=-0.003875 max=0.004543 Jy/beam ! Clean residual mean=-0.000038 rms=0.001077 Jy/beam ! Combined flux in latest and established models = 0.656265 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 113 components and 0.656265 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154758Jy sigma=0.001381 ! Fit after self-cal, rms=0.154741Jy sigma=0.001381 ! 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=0.154741Jy sigma=0.001381 ! Fit after self-cal, rms=0.154820Jy sigma=0.001380 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.27 mas, bmaj=17.51 mas, bpa=-6.304 degrees ! Estimated noise=819.903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239375 Jy ! Component: 100 - total flux cleaned = 0.0029436 Jy ! Component: 150 - total flux cleaned = 0.00327038 Jy ! Component: 200 - total flux cleaned = 0.00332422 Jy ! Total flux subtracted in 200 components = 0.00332422 Jy ! Clean residual min=-0.004212 max=0.004126 Jy/beam ! Clean residual mean=-0.000067 rms=0.001373 Jy/beam ! Combined flux in latest and established models = 0.659589 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 129 components and 0.659589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154798Jy sigma=0.001380 ! Fit after self-cal, rms=0.154785Jy sigma=0.001380 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.7681e-05 Jy ! Component: 100 - total flux cleaned = -3.00964e-05 Jy ! Component: 150 - total flux cleaned = 1.27124e-05 Jy ! Component: 200 - total flux cleaned = 1.30713e-05 Jy ! Total flux subtracted in 200 components = 1.30713e-05 Jy ! Clean residual min=-0.004138 max=0.004245 Jy/beam ! Clean residual mean=-0.000066 rms=0.001360 Jy/beam ! Combined flux in latest and established models = 0.659602 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 134 components and 0.659602 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154786Jy sigma=0.001380 ! Fit after self-cal, rms=0.154776Jy sigma=0.001380 ! 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=2.745 mas, bmaj=5.715 mas, bpa=7.551 degrees ! Estimated noise=676.791 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.745 x 5.715 at 7.551 degrees (North through East) ! Clean map min=-0.0037266 max=0.58897 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=0.154776Jy sigma=0.001380 ! Fit after self-cal, rms=0.155214Jy sigma=0.001241 ! Inverting map and beam ! Estimated beam: bmin=2.742 mas, bmaj=5.715 mas, bpa=7.648 degrees ! Estimated noise=678.026 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00197204 Jy ! Component: 100 - total flux cleaned = -0.00262886 Jy ! Component: 150 - total flux cleaned = -0.00285458 Jy ! Component: 200 - total flux cleaned = -0.00300766 Jy ! Total flux subtracted in 200 components = -0.00300766 Jy ! Clean residual min=-0.003520 max=0.004057 Jy/beam ! Clean residual mean=0.000001 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 0.656594 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 145 components and 0.656594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155143Jy sigma=0.001241 ! Fit after self-cal, rms=0.155138Jy sigma=0.001241 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000367666 Jy ! Component: 100 - total flux cleaned = -0.00031957 Jy ! Component: 150 - total flux cleaned = -0.000275438 Jy ! Component: 200 - total flux cleaned = -0.000189662 Jy ! Total flux subtracted in 200 components = -0.000189662 Jy ! Clean residual min=-0.003480 max=0.004015 Jy/beam ! Clean residual mean=0.000000 rms=0.000956 Jy/beam ! Combined flux in latest and established models = 0.656405 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 152 components and 0.656405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155102Jy sigma=0.001241 ! Fit after self-cal, rms=0.155099Jy sigma=0.001241 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155099Jy sigma=0.001241 ! Fit after self-cal, rms=0.155428Jy sigma=0.001241 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=2.115 mas, bmaj=4.545 mas, bpa=14.01 degrees ! Estimated noise=999.926 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.464297 Jy ! Component: 100 - total flux cleaned = 0.57617 Jy ! Component: 150 - total flux cleaned = 0.60848 Jy ! Component: 200 - total flux cleaned = 0.621802 Jy ! Total flux subtracted in 200 components = 0.621802 Jy ! Clean residual min=-0.006134 max=0.009440 Jy/beam ! Clean residual mean=0.000002 rms=0.001593 Jy/beam ! Combined flux in latest and established models = 0.621802 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 0.621802 Jy ! Inverting map and beam ! Estimated beam: bmin=2.74 mas, bmaj=5.711 mas, bpa=7.703 degrees ! Estimated noise=677.98 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) ! Added new window around map position (3, -2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013041 Jy ! Component: 100 - total flux cleaned = 0.0202641 Jy ! Component: 150 - total flux cleaned = 0.0254345 Jy ! Component: 200 - total flux cleaned = 0.0293272 Jy ! Total flux subtracted in 200 components = 0.0293272 Jy ! Clean residual min=-0.003538 max=0.003943 Jy/beam ! Clean residual mean=-0.000005 rms=0.001054 Jy/beam ! Combined flux in latest and established models = 0.651129 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 66 components and 0.651129 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.286 mas, bmaj=17.5 mas, bpa=-6.239 degrees ! Estimated noise=821.065 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00387559 Jy ! Component: 100 - total flux cleaned = 0.00558844 Jy ! Component: 150 - total flux cleaned = 0.00679778 Jy ! Component: 200 - total flux cleaned = 0.00775937 Jy ! Total flux subtracted in 200 components = 0.00775937 Jy ! Clean residual min=-0.003784 max=0.003483 Jy/beam ! Clean residual mean=-0.000038 rms=0.001117 Jy/beam ! Combined flux in latest and established models = 0.658888 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 = 0.00077822 Jy ! Component: 100 - total flux cleaned = 0.00135859 Jy ! Component: 150 - total flux cleaned = 0.00175309 Jy ! Component: 200 - total flux cleaned = 0.0020131 Jy ! Total flux subtracted in 200 components = 0.0020131 Jy ! Clean residual min=-0.003690 max=0.003477 Jy/beam ! Clean residual mean=-0.000043 rms=0.001056 Jy/beam ! Combined flux in latest and established models = 0.660901 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 125 components and 0.660901 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.74 mas, bmaj=5.711 mas, bpa=7.703 degrees ! Estimated noise=677.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000198595 Jy ! Component: 100 - total flux cleaned = -0.000440683 Jy ! Component: 150 - total flux cleaned = -0.000726729 Jy ! Component: 200 - total flux cleaned = -0.000918668 Jy ! Total flux subtracted in 200 components = -0.000918668 Jy ! Clean residual min=-0.003264 max=0.003476 Jy/beam ! Clean residual mean=-0.000018 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.659983 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 147 components and 0.659983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155381Jy sigma=0.001240 ! Fit after self-cal, rms=0.155341Jy sigma=0.001240 wmodel J0118-2141_S_2010_10_13_pus_map.mod ! Writing 147 model components to file: J0118-2141_S_2010_10_13_pus_map.mod wobs J0118-2141_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J0118-2141_S_2010_10_13_pus_uvs.fits wwins J0118-2141_S_2010_10_13_pus_map.win ! wwins: Wrote 5 windows to J0118-2141_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 = 0.000667373 Jy ! Component: 100 - total flux cleaned = 0.000781586 Jy ! Component: 150 - total flux cleaned = 0.000781771 Jy ! Component: 200 - total flux cleaned = 0.00047446 Jy ! Component: 250 - total flux cleaned = 0.000426082 Jy ! Component: 300 - total flux cleaned = 0.000425559 Jy ! Component: 350 - total flux cleaned = 0.000285867 Jy ! Component: 400 - total flux cleaned = 0.000286426 Jy ! Component: 450 - total flux cleaned = 0.000154513 Jy ! Component: 500 - total flux cleaned = 0.000111332 Jy ! Component: 550 - total flux cleaned = -1.58385e-05 Jy ! Component: 600 - total flux cleaned = 2.52339e-05 Jy ! Component: 650 - total flux cleaned = -9.67794e-05 Jy ! Component: 700 - total flux cleaned = -9.60436e-05 Jy ! Component: 750 - total flux cleaned = -0.000213373 Jy ! Component: 800 - total flux cleaned = -0.000174361 Jy ! Component: 850 - total flux cleaned = -0.000212433 Jy ! Component: 900 - total flux cleaned = -0.000325516 Jy ! Component: 950 - total flux cleaned = -0.000362759 Jy ! Component: 1000 - total flux cleaned = -0.000508757 Jy ! Component: 1050 - total flux cleaned = -0.00054469 Jy ! Component: 1100 - total flux cleaned = -0.00058043 Jy ! Component: 1150 - total flux cleaned = -0.000615655 Jy ! Component: 1200 - total flux cleaned = -0.000616069 Jy ! Component: 1250 - total flux cleaned = -0.000719399 Jy ! Component: 1300 - total flux cleaned = -0.000685159 Jy ! Component: 1350 - total flux cleaned = -0.00075339 Jy ! Component: 1400 - total flux cleaned = -0.000753963 Jy ! Component: 1450 - total flux cleaned = -0.000819942 Jy ! Component: 1500 - total flux cleaned = -0.000918315 Jy ! Component: 1550 - total flux cleaned = -0.000821276 Jy ! Component: 1600 - total flux cleaned = -0.000981965 Jy ! Component: 1650 - total flux cleaned = -0.00098247 Jy ! Component: 1700 - total flux cleaned = -0.00114005 Jy ! Component: 1750 - total flux cleaned = -0.00117154 Jy ! Component: 1800 - total flux cleaned = -0.00129578 Jy ! Component: 1850 - total flux cleaned = -0.00141885 Jy ! Component: 1900 - total flux cleaned = -0.00154038 Jy ! Component: 1950 - total flux cleaned = -0.00166121 Jy ! Component: 2000 - total flux cleaned = -0.00172053 Jy ! Total flux subtracted in 2048 components = -0.00186908 Jy ! Clean residual min=-0.001567 max=0.002045 Jy/beam ! Clean residual mean=-0.000001 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.658114 Jy keep ! Adding 140 model components to the UV plane model. ! The established model now contains 287 components and 0.658114 Jy ![Exited script file: muppet] wmap "J0118-2141_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.74 x 5.711 at 7.703 degrees (North through East) ! Clean map min=-0.0029886 max=0.59813 Jy/beam ! Writing clean map to FITS file: J0118-2141_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 0.59813 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000584193 device "J0118-2141_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0118-2141_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.29301 0.29301 0.58602 1.17204 2.34408 4.68816 9.37631 18.7526 37.5053 75.0105 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.598 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.74 x 5.711 at 7.703 degrees (North through East) ! Clean map min=-0.0029886 max=0.59813 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0118-2141_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J0118-2141_S_2010_10_13_pus_map.gif/vgif' mapplot cln