! Started logfile: J0238+1636_S_2001_03_12_pus_uvs.log on Wed Jan 2 18:46:56 2013 obs J0238+1636_S_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0238+1636_S_2001_03_12_pus_uva.fits ! AN table 1: 109 integrations on 136 of 136 possible baselines. ! AN table 2: 71 integrations on 136 of 136 possible baselines. ! AN table 3: 79 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.188366 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0238+1636 ! ! 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 1899 lines of history. ! ! Reading 26540 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 J0238+1636_S_2001_03_12_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 960 telescope corrections were flagged in sub-array 1. ! A total of 983 telescope corrections were flagged in sub-array 2. ! A total of 897 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1065 telescope corrections were flagged in sub-array 1. ! A total of 1177 telescope corrections were flagged in sub-array 2. ! A total of 940 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 943 telescope corrections were flagged in sub-array 1. ! A total of 1042 telescope corrections were flagged in sub-array 2. ! A total of 862 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1259 telescope corrections were flagged in sub-array 1. ! A total of 1207 telescope corrections were flagged in sub-array 2. ! A total of 940 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.163949Jy sigma=0.008670 ! Fit after self-cal, rms=0.448368Jy sigma=0.002749 ! 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=1.852 mas, bmaj=4.015 mas, bpa=2.544 degrees ! Estimated noise=1149.31 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 = 0.681154 Jy ! Component: 100 - total flux cleaned = 0.829699 Jy ! Total flux subtracted in 100 components = 0.829699 Jy ! Clean residual min=-0.021512 max=0.041706 Jy/beam ! Clean residual mean=0.000208 rms=0.006181 Jy/beam ! Combined flux in latest and established models = 0.829699 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.829699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.450924Jy sigma=0.002693 ! Fit after self-cal, rms=0.450920Jy sigma=0.002693 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0434618 Jy ! Component: 100 - total flux cleaned = 0.0677047 Jy ! Total flux subtracted in 100 components = 0.0677047 Jy ! Clean residual min=-0.021773 max=0.029925 Jy/beam ! Clean residual mean=0.000111 rms=0.005619 Jy/beam ! Combined flux in latest and established models = 0.897403 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.897403 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.443973Jy sigma=0.002627 ! Fit after self-cal, rms=0.443985Jy sigma=0.002627 ! 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=2.171 mas, bmaj=4.55 mas, bpa=9.811 degrees ! Estimated noise=695.417 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, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0367331 Jy ! Component: 100 - total flux cleaned = 0.0552101 Jy ! Component: 150 - total flux cleaned = 0.0588136 Jy ! Component: 200 - total flux cleaned = 0.0597424 Jy ! Total flux subtracted in 200 components = 0.0597424 Jy ! Clean residual min=-0.017711 max=0.029437 Jy/beam ! Clean residual mean=0.000066 rms=0.004759 Jy/beam ! Combined flux in latest and established models = 0.957146 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.957146 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.439309Jy sigma=0.002604 ! Fit after self-cal, rms=0.439057Jy sigma=0.002602 ! Inverting map ! Added new window around map position (-40, 61). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0176347 Jy ! Component: 100 - total flux cleaned = 0.0193295 Jy ! Component: 150 - total flux cleaned = 0.0202758 Jy ! Component: 200 - total flux cleaned = 0.0215538 Jy ! Total flux subtracted in 200 components = 0.0215538 Jy ! Clean residual min=-0.017270 max=0.023401 Jy/beam ! Clean residual mean=-0.000076 rms=0.004330 Jy/beam ! Combined flux in latest and established models = 0.978699 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 28 components and 0.978699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.436836Jy sigma=0.002590 ! Fit after self-cal, rms=0.436638Jy sigma=0.002588 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.16 HH 1.05 HN 0.90 ! KK 1.00* KP 1.00* LA 0.98 MA 1.29 ! MC 1.07 MK 1.00* NL 0.93 ON 0.93 ! OV 1.12 PT 1.02 SC 1.04 TS 1.00* ! WZ 0.92 ! ! 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 1.64 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 2.47 ! MC 1.08 MK 1.00* NL 1.00* ON 0.87 ! OV 1.00* PT 1.00* SC 1.00* TS 1.16 ! WZ 0.90 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.13 HH 1.00* HN 0.94 ! KK 1.00 KP 1.00* LA 0.96 MA 1.00* ! MC 1.00* MK 0.93 NL 0.91 ON 1.00* ! OV 1.02 PT 0.99 SC 1.25 TS 1.07 ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HH 0.86 HN 0.97 ! KK 1.00* KP 0.99 LA 1.03 MA 0.86 ! MC 1.00* MK 1.00* NL 0.99 ON 1.00* ! OV 1.02 PT 1.09 SC 0.85 TS 1.00* ! WZ 0.89 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 1.03 HH 1.00* HN 1.01 ! KK 1.00* KP 1.01 LA 0.99 MA 1.00* ! MC 1.00* MK 1.00 NL 0.97 ON 1.00* ! OV 0.95 PT 1.06 SC 0.94 TS 1.02 ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.75 HH 0.88 HN 1.19 ! KK 1.00* KP 1.01 LA 0.95 MA 0.75 ! MC 1.41 MK 1.00* NL 1.06 ON 0.93 ! OV 1.14 PT 0.96 SC 1.00 TS 1.00* ! WZ 0.89 ! ! A total of 93 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* ! KK 1.00* KP 1.00* LA 1.00* MA 0.68 ! MC 2.57 MK 1.00* NL 1.00* ON 0.85 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WZ 0.82 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.99 HH 1.00* HN 1.22 ! KK 0.95 KP 1.03 LA 0.93 MA 1.00* ! MC 1.00* MK 1.05 NL 1.07 ON 1.00* ! OV 1.02 PT 1.11 SC 1.26 TS 1.03 ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.89 HH 1.00* HN 1.14 ! KK 1.00* KP 1.05 LA 0.87 MA 1.00* ! MC 1.00* MK 1.00* NL 1.03 ON 1.00* ! OV 1.01 PT 1.07 SC 1.11 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.89 HH 1.00* HN 1.20 ! KK 1.00* KP 1.06 LA 0.85 MA 1.00* ! MC 1.00* MK 0.99 NL 1.00 ON 1.00* ! OV 0.95 PT 1.09 SC 1.27 TS 1.06 ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.436638Jy sigma=0.002588 ! Fit after self-cal, rms=0.404210Jy sigma=0.002425 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.159 mas, bmaj=4.5 mas, bpa=11.06 degrees ! Estimated noise=697.392 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 = 7.91348e-05 Jy ! Component: 100 - total flux cleaned = -0.000867319 Jy ! Component: 150 - total flux cleaned = -0.00135391 Jy ! Component: 200 - total flux cleaned = -0.00197982 Jy ! Total flux subtracted in 200 components = -0.00197982 Jy ! Clean residual min=-0.007780 max=0.007161 Jy/beam ! Clean residual mean=-0.000006 rms=0.001930 Jy/beam ! Combined flux in latest and established models = 0.97672 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 0.97672 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.403714Jy sigma=0.002421 ! Fit after self-cal, rms=0.404179Jy sigma=0.002419 ! 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=0.404179Jy sigma=0.002419 ! Fit after self-cal, rms=0.409776Jy sigma=0.002401 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.156 mas, bmaj=4.475 mas, bpa=11.15 degrees ! Estimated noise=697.143 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105029 Jy ! Component: 100 - total flux cleaned = 0.00123004 Jy ! Component: 150 - total flux cleaned = 0.00122911 Jy ! Component: 200 - total flux cleaned = 0.0012231 Jy ! Total flux subtracted in 200 components = 0.0012231 Jy ! Clean residual min=-0.006659 max=0.005702 Jy/beam ! Clean residual mean=0.000050 rms=0.001586 Jy/beam ! Combined flux in latest and established models = 0.977943 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 0.977943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.409612Jy sigma=0.002400 ! Fit after self-cal, rms=0.409724Jy sigma=0.002400 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 = -0.00044439 Jy ! Component: 100 - total flux cleaned = -0.000566935 Jy ! Component: 150 - total flux cleaned = -0.00056662 Jy ! Component: 200 - total flux cleaned = -0.000569586 Jy ! Total flux subtracted in 200 components = -0.000569586 Jy ! Clean residual min=-0.006514 max=0.005825 Jy/beam ! Clean residual mean=0.000056 rms=0.001561 Jy/beam ! Combined flux in latest and established models = 0.977373 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.977373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.409643Jy sigma=0.002399 ! Fit after self-cal, rms=0.409637Jy sigma=0.002399 ! 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=0.409637Jy sigma=0.002399 ! Fit after self-cal, rms=0.413363Jy sigma=0.002400 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.15 mas, bmaj=4.464 mas, bpa=11.17 degrees ! Estimated noise=699.205 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00453947 Jy ! Component: 100 - total flux cleaned = 0.00525417 Jy ! Component: 150 - total flux cleaned = 0.00525411 Jy ! Component: 200 - total flux cleaned = 0.0052539 Jy ! Total flux subtracted in 200 components = 0.0052539 Jy ! Clean residual min=-0.006537 max=0.005954 Jy/beam ! Clean residual mean=0.000062 rms=0.001595 Jy/beam ! Combined flux in latest and established models = 0.982627 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 69 components and 0.982627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.413282Jy sigma=0.002399 ! Fit after self-cal, rms=0.413252Jy sigma=0.002399 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 = 0.000210422 Jy ! Component: 100 - total flux cleaned = 0.000210847 Jy ! Component: 150 - total flux cleaned = 0.000211438 Jy ! Component: 200 - total flux cleaned = 0.00021432 Jy ! Total flux subtracted in 200 components = 0.00021432 Jy ! Clean residual min=-0.006453 max=0.006028 Jy/beam ! Clean residual mean=0.000060 rms=0.001581 Jy/beam ! Combined flux in latest and established models = 0.982842 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 0.982841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.413213Jy sigma=0.002399 ! Fit after self-cal, rms=0.413211Jy sigma=0.002399 ! 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=0.413211Jy sigma=0.002399 ! Fit after self-cal, rms=0.413080Jy sigma=0.002398 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.115 mas, bmaj=10.5 mas, bpa=-20.33 degrees ! Estimated noise=890.598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00472298 Jy ! Component: 100 - total flux cleaned = 0.00581489 Jy ! Component: 150 - total flux cleaned = 0.00610109 Jy ! Component: 200 - total flux cleaned = 0.00625881 Jy ! Total flux subtracted in 200 components = 0.00625881 Jy ! Clean residual min=-0.007502 max=0.005857 Jy/beam ! Clean residual mean=0.000112 rms=0.002348 Jy/beam ! Combined flux in latest and established models = 0.9891 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 88 components and 0.9891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.413081Jy sigma=0.002397 ! Fit after self-cal, rms=0.413086Jy sigma=0.002397 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 = 0.000572428 Jy ! Component: 100 - total flux cleaned = 0.000620464 Jy ! Component: 150 - total flux cleaned = 0.000665432 Jy ! Component: 200 - total flux cleaned = 0.000749821 Jy ! Total flux subtracted in 200 components = 0.000749821 Jy ! Clean residual min=-0.007634 max=0.005760 Jy/beam ! Clean residual mean=0.000100 rms=0.002334 Jy/beam ! Combined flux in latest and established models = 0.98985 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 92 components and 0.98985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.413090Jy sigma=0.002397 ! Fit after self-cal, rms=0.413091Jy sigma=0.002397 ! 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=2.145 mas, bmaj=4.456 mas, bpa=11.18 degrees ! Estimated noise=700.586 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.145 x 4.456 at 11.18 degrees (North through East) ! Clean map min=-0.0057799 max=0.87368 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=0.413091Jy sigma=0.002397 ! Fit after self-cal, rms=0.509510Jy sigma=0.002166 ! Inverting map and beam ! Estimated beam: bmin=2.144 mas, bmaj=4.451 mas, bpa=11.27 degrees ! Estimated noise=700.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00275035 Jy ! Component: 100 - total flux cleaned = -0.00338822 Jy ! Component: 150 - total flux cleaned = -0.00370296 Jy ! Component: 200 - total flux cleaned = -0.00398661 Jy ! Total flux subtracted in 200 components = -0.00398661 Jy ! Clean residual min=-0.005130 max=0.005752 Jy/beam ! Clean residual mean=0.000061 rms=0.001451 Jy/beam ! Combined flux in latest and established models = 0.985864 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 99 components and 0.985864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.509471Jy sigma=0.002166 ! Fit after self-cal, rms=0.509490Jy sigma=0.002166 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000385239 Jy ! Component: 100 - total flux cleaned = -0.000512991 Jy ! Component: 150 - total flux cleaned = -0.00057214 Jy ! Component: 200 - total flux cleaned = -0.000627965 Jy ! Total flux subtracted in 200 components = -0.000627965 Jy ! Clean residual min=-0.005127 max=0.005676 Jy/beam ! Clean residual mean=0.000065 rms=0.001444 Jy/beam ! Combined flux in latest and established models = 0.985236 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 105 components and 0.985236 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.509471Jy sigma=0.002166 ! Fit after self-cal, rms=0.509479Jy sigma=0.002166 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.509479Jy sigma=0.002166 ! Fit after self-cal, rms=0.514251Jy sigma=0.002166 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=1.844 mas, bmaj=3.936 mas, bpa=4 degrees ! Estimated noise=1161.92 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.686943 Jy ! Component: 100 - total flux cleaned = 0.837081 Jy ! Component: 150 - total flux cleaned = 0.881107 Jy ! Component: 200 - total flux cleaned = 0.905847 Jy ! Total flux subtracted in 200 components = 0.905847 Jy ! Clean residual min=-0.009421 max=0.012795 Jy/beam ! Clean residual mean=0.000125 rms=0.002587 Jy/beam ! Combined flux in latest and established models = 0.905847 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.905847 Jy ! Inverting map and beam ! Estimated beam: bmin=2.143 mas, bmaj=4.45 mas, bpa=11.31 degrees ! Estimated noise=700.296 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 = 0.0312596 Jy ! Component: 100 - total flux cleaned = 0.0483886 Jy ! Component: 150 - total flux cleaned = 0.059217 Jy ! Component: 200 - total flux cleaned = 0.0665359 Jy ! Total flux subtracted in 200 components = 0.0665359 Jy ! Clean residual min=-0.005912 max=0.006790 Jy/beam ! Clean residual mean=0.000141 rms=0.001653 Jy/beam ! Combined flux in latest and established models = 0.972383 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 40 components and 0.972383 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=9.134 mas, bmaj=10.49 mas, bpa=-20.37 degrees ! Estimated noise=889.971 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00647375 Jy ! Component: 100 - total flux cleaned = 0.00920945 Jy ! Component: 150 - total flux cleaned = 0.00989043 Jy ! Component: 200 - total flux cleaned = 0.0102111 Jy ! Total flux subtracted in 200 components = 0.0102111 Jy ! Clean residual min=-0.006733 max=0.006589 Jy/beam ! Clean residual mean=0.000139 rms=0.002240 Jy/beam ! Combined flux in latest and established models = 0.982594 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 = 0.000309895 Jy ! Component: 100 - total flux cleaned = 0.000495119 Jy ! Component: 150 - total flux cleaned = 0.000625315 Jy ! Component: 200 - total flux cleaned = 0.000712704 Jy ! Total flux subtracted in 200 components = 0.000712704 Jy ! Clean residual min=-0.006718 max=0.006601 Jy/beam ! Clean residual mean=0.000130 rms=0.002233 Jy/beam ! Combined flux in latest and established models = 0.983307 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 73 components and 0.983307 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.143 mas, bmaj=4.45 mas, bpa=11.31 degrees ! Estimated noise=700.296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0006799 Jy ! Component: 100 - total flux cleaned = -0.000833799 Jy ! Component: 150 - total flux cleaned = -0.00111883 Jy ! Component: 200 - total flux cleaned = -0.0009787 Jy ! Total flux subtracted in 200 components = -0.0009787 Jy ! Clean residual min=-0.005789 max=0.006142 Jy/beam ! Clean residual mean=0.000062 rms=0.001517 Jy/beam ! Combined flux in latest and established models = 0.982328 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 91 components and 0.982328 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.514475Jy sigma=0.002168 ! Fit after self-cal, rms=0.514528Jy sigma=0.002167 wmodel J0238+1636_S_2001_03_12_pus_map.mod ! Writing 91 model components to file: J0238+1636_S_2001_03_12_pus_map.mod wobs J0238+1636_S_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0238+1636_S_2001_03_12_pus_uvs.fits wwins J0238+1636_S_2001_03_12_pus_map.win ! wwins: Wrote 3 windows to J0238+1636_S_2001_03_12_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 = 0.00102622 Jy ! Component: 100 - total flux cleaned = 0.00188604 Jy ! Component: 150 - total flux cleaned = 0.0023404 Jy ! Component: 200 - total flux cleaned = 0.00286631 Jy ! Component: 250 - total flux cleaned = 0.00346251 Jy ! Component: 300 - total flux cleaned = 0.00371221 Jy ! Component: 350 - total flux cleaned = 0.00436459 Jy ! Component: 400 - total flux cleaned = 0.00460579 Jy ! Component: 450 - total flux cleaned = 0.00523056 Jy ! Component: 500 - total flux cleaned = 0.00561273 Jy ! Component: 550 - total flux cleaned = 0.00591325 Jy ! Component: 600 - total flux cleaned = 0.00613456 Jy ! Component: 650 - total flux cleaned = 0.00649815 Jy ! Component: 700 - total flux cleaned = 0.00664103 Jy ! Component: 750 - total flux cleaned = 0.00699442 Jy ! Component: 800 - total flux cleaned = 0.00734267 Jy ! Component: 850 - total flux cleaned = 0.00754939 Jy ! Component: 900 - total flux cleaned = 0.00775395 Jy ! Component: 950 - total flux cleaned = 0.00815623 Jy ! Component: 1000 - total flux cleaned = 0.00861937 Jy ! Component: 1050 - total flux cleaned = 0.00894567 Jy ! Component: 1100 - total flux cleaned = 0.00933312 Jy ! Component: 1150 - total flux cleaned = 0.0098446 Jy ! Component: 1200 - total flux cleaned = 0.010097 Jy ! Component: 1250 - total flux cleaned = 0.0104725 Jy ! Component: 1300 - total flux cleaned = 0.0106574 Jy ! Component: 1350 - total flux cleaned = 0.0111474 Jy ! Component: 1400 - total flux cleaned = 0.011511 Jy ! Component: 1450 - total flux cleaned = 0.011691 Jy ! Component: 1500 - total flux cleaned = 0.0121677 Jy ! Component: 1550 - total flux cleaned = 0.0121679 Jy ! Component: 1600 - total flux cleaned = 0.0125205 Jy ! Component: 1650 - total flux cleaned = 0.0128125 Jy ! Component: 1700 - total flux cleaned = 0.0131022 Jy ! Component: 1750 - total flux cleaned = 0.0133319 Jy ! Component: 1800 - total flux cleaned = 0.0136737 Jy ! Component: 1850 - total flux cleaned = 0.0141816 Jy ! Component: 1900 - total flux cleaned = 0.0145174 Jy ! Component: 1950 - total flux cleaned = 0.0145172 Jy ! Component: 2000 - total flux cleaned = 0.0147943 Jy ! Total flux subtracted in 2048 components = 0.0150135 Jy ! Clean residual min=-0.003046 max=0.003442 Jy/beam ! Clean residual mean=0.000038 rms=0.001025 Jy/beam ! Combined flux in latest and established models = 0.997342 Jy keep ! Adding 160 model components to the UV plane model. ! The established model now contains 251 components and 0.997342 Jy ![Exited script file: muppet] wmap "J0238+1636_S_2001_03_12_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.143 x 4.45 at 11.31 degrees (North through East) ! Clean map min=-0.0040394 max=0.87826 Jy/beam ! Writing clean map to FITS file: J0238+1636_S_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.878262 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00102456 device "J0238+1636_S_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0238+1636_S_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.349972 0.349972 0.699944 1.39989 2.79977 5.59955 11.1991 22.3982 44.7964 89.5928 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.003 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.878 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.143 x 4.45 at 11.31 degrees (North through East) ! Clean map min=-0.0040394 max=0.87826 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0238+1636_S_2001_03_12_pus_uvs.log closed on Wed Jan 2 18:47:05 2013