! Started logfile: J1924-2914_S_2001_03_12_pus_uvs.log on Wed Jan 2 18:16:21 2013 obs J1924-2914_S_2001_03_12_pus_uva.fits ! Reading UV FITS file: J1924-2914_S_2001_03_12_pus_uva.fits ! AN table 1: 18 integrations on 136 of 136 possible baselines. ! AN table 2: 44 integrations on 136 of 136 possible baselines. ! AN table 3: 50 integrations on 136 of 136 possible baselines. ! AN table 4: 64 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0416527 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1924-2914 ! ! 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 3988 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 J1924-2914_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 276 telescope corrections were flagged in sub-array 1. ! A total of 583 telescope corrections were flagged in sub-array 2. ! A total of 733 telescope corrections were flagged in sub-array 3. ! A total of 1055 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 306 telescope corrections were flagged in sub-array 1. ! A total of 617 telescope corrections were flagged in sub-array 2. ! A total of 817 telescope corrections were flagged in sub-array 3. ! A total of 1088 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 276 telescope corrections were flagged in sub-array 1. ! A total of 571 telescope corrections were flagged in sub-array 2. ! A total of 742 telescope corrections were flagged in sub-array 3. ! A total of 1061 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 306 telescope corrections were flagged in sub-array 1. ! A total of 617 telescope corrections were flagged in sub-array 2. ! A total of 850 telescope corrections were flagged in sub-array 3. ! A total of 1088 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=5.762128Jy sigma=0.045400 ! Fit after self-cal, rms=5.536235Jy sigma=0.045015 ! 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=2.296 mas, bmaj=5.132 mas, bpa=3.435 degrees ! Estimated noise=2588.21 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 = 3.82886 Jy ! Component: 100 - total flux cleaned = 5.38905 Jy ! Total flux subtracted in 100 components = 5.38905 Jy ! Clean residual min=-0.373844 max=0.903406 Jy/beam ! Clean residual mean=0.002168 rms=0.158254 Jy/beam ! Combined flux in latest and established models = 5.38905 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 27 components and 5.38905 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.854343Jy sigma=0.022329 ! Fit after self-cal, rms=2.853075Jy sigma=0.022320 ! 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=2.614 mas, bmaj=6.503 mas, bpa=-0.996 degrees ! Estimated noise=1831.85 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 = 1.49944 Jy ! Component: 100 - total flux cleaned = 2.30946 Jy ! Component: 150 - total flux cleaned = 2.76184 Jy ! Component: 200 - total flux cleaned = 3.0152 Jy ! Total flux subtracted in 200 components = 3.0152 Jy ! Clean residual min=-0.357481 max=0.512979 Jy/beam ! Clean residual mean=0.004340 rms=0.135512 Jy/beam ! Combined flux in latest and established models = 8.40425 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 56 components and 8.40425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.268914Jy sigma=0.014007 ! Fit after self-cal, rms=2.268608Jy sigma=0.014002 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 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* ! 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 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.04 HH 1.00* HN 1.31 ! KK 0.90 KP 1.00* LA 0.88 MA 1.00* ! MC 1.00* MK 0.96 NL 1.00 ON 1.00* ! OV 1.06 PT 0.93 SC 0.95 TS 1.00* ! WZ 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! 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 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.96 HH 1.00* HN 1.44 ! KK 1.00* KP 0.94 LA 0.92 MA 1.00* ! MC 1.00* MK 1.13 NL 1.10 ON 1.00* ! OV 0.93 PT 0.98 SC 0.81 TS 1.00* ! WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 3. ! A total of 30 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* ! 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 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.76 FD 0.94 HH 1.00* HN 1.56 ! KK 0.86 KP 0.85 LA 0.85 MA 1.00* ! MC 1.00* MK 1.02 NL 1.15 ON 1.00* ! OV 0.95 PT 0.79 SC 1.09 TS 1.00* ! WZ 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! 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 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.83 HH 1.00* HN 1.77 ! KK 1.00* KP 1.01 LA 0.80 MA 1.00* ! MC 1.00* MK 1.01 NL 1.17 ON 1.00* ! OV 0.95 PT 0.99 SC 1.11 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Fit before self-cal, rms=2.268608Jy sigma=0.014002 ! Fit after self-cal, rms=0.892978Jy sigma=0.005845 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.65 mas, bmaj=7.838 mas, bpa=-3.664 degrees ! Estimated noise=1851.06 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 (6.5, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.328176 Jy ! Component: 100 - total flux cleaned = 0.314916 Jy ! Component: 150 - total flux cleaned = 0.309038 Jy ! Component: 200 - total flux cleaned = 0.294256 Jy ! Total flux subtracted in 200 components = 0.294256 Jy ! Clean residual min=-0.125351 max=0.176433 Jy/beam ! Clean residual mean=-0.002582 rms=0.036726 Jy/beam ! Combined flux in latest and established models = 8.69851 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 76 components and 8.6985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.688337Jy sigma=0.004518 ! Fit after self-cal, rms=0.676475Jy sigma=0.004426 ! 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=0.676475Jy sigma=0.004426 ! Fit after self-cal, rms=0.598582Jy sigma=0.004175 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.608 mas, bmaj=7.753 mas, bpa=-3.661 degrees ! Estimated noise=1819.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.157276 Jy ! Component: 100 - total flux cleaned = 0.157448 Jy ! Component: 150 - total flux cleaned = 0.151041 Jy ! Component: 200 - total flux cleaned = 0.14517 Jy ! Total flux subtracted in 200 components = 0.14517 Jy ! Clean residual min=-0.102107 max=0.121727 Jy/beam ! Clean residual mean=-0.001815 rms=0.026766 Jy/beam ! Combined flux in latest and established models = 8.84367 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 89 components and 8.84367 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.521758Jy sigma=0.003695 ! Fit after self-cal, rms=0.511821Jy sigma=0.003633 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 = 0.0312401 Jy ! Component: 100 - total flux cleaned = 0.0233698 Jy ! Component: 150 - total flux cleaned = 0.0189252 Jy ! Component: 200 - total flux cleaned = 0.0111493 Jy ! Total flux subtracted in 200 components = 0.0111493 Jy ! Clean residual min=-0.098796 max=0.105375 Jy/beam ! Clean residual mean=-0.001722 rms=0.024019 Jy/beam ! Combined flux in latest and established models = 8.85482 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 98 components and 8.85482 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.483785Jy sigma=0.003446 ! Fit after self-cal, rms=0.479618Jy sigma=0.003421 ! 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=0.479618Jy sigma=0.003421 ! Fit after self-cal, rms=0.443474Jy sigma=0.003318 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.595 mas, bmaj=7.732 mas, bpa=-3.681 degrees ! Estimated noise=1805.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0764719 Jy ! Component: 100 - total flux cleaned = 0.0805767 Jy ! Component: 150 - total flux cleaned = 0.0789027 Jy ! Component: 200 - total flux cleaned = 0.0760848 Jy ! Total flux subtracted in 200 components = 0.0760848 Jy ! Clean residual min=-0.079783 max=0.083641 Jy/beam ! Clean residual mean=-0.000890 rms=0.019523 Jy/beam ! Combined flux in latest and established models = 8.93091 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 111 components and 8.93091 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.419469Jy sigma=0.003173 ! Fit after self-cal, rms=0.415314Jy sigma=0.003146 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 = 0.0189939 Jy ! Component: 100 - total flux cleaned = 0.0163215 Jy ! Component: 150 - total flux cleaned = 0.014044 Jy ! Component: 200 - total flux cleaned = 0.0120199 Jy ! Total flux subtracted in 200 components = 0.0120199 Jy ! Clean residual min=-0.078824 max=0.074607 Jy/beam ! Clean residual mean=-0.000844 rms=0.018596 Jy/beam ! Combined flux in latest and established models = 8.94293 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 119 components and 8.94293 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.406180Jy sigma=0.003089 ! Fit after self-cal, rms=0.404786Jy sigma=0.003079 ! 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=0.404786Jy sigma=0.003079 ! Fit after self-cal, rms=0.389451Jy sigma=0.003042 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.581 mas, bmaj=20.15 mas, bpa=7.022 degrees ! Estimated noise=2367.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0509392 Jy ! Component: 100 - total flux cleaned = 0.0584568 Jy ! Component: 150 - total flux cleaned = 0.0584503 Jy ! Component: 200 - total flux cleaned = 0.0578542 Jy ! Total flux subtracted in 200 components = 0.0578542 Jy ! Clean residual min=-0.051014 max=0.059799 Jy/beam ! Clean residual mean=-0.000845 rms=0.019484 Jy/beam ! Combined flux in latest and established models = 9.00078 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 137 components and 9.00078 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.383491Jy sigma=0.003014 ! Fit after self-cal, rms=0.381582Jy sigma=0.003004 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 = 0.00300199 Jy ! Component: 100 - total flux cleaned = 0.00306163 Jy ! Component: 150 - total flux cleaned = 0.00305662 Jy ! Component: 200 - total flux cleaned = 0.00302158 Jy ! Total flux subtracted in 200 components = 0.00302158 Jy ! Clean residual min=-0.050032 max=0.058260 Jy/beam ! Clean residual mean=-0.000799 rms=0.019507 Jy/beam ! Combined flux in latest and established models = 9.0038 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 142 components and 9.0038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.380067Jy sigma=0.002997 ! Fit after self-cal, rms=0.378694Jy sigma=0.002991 ! 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=2.593 mas, bmaj=7.73 mas, bpa=-3.684 degrees ! Estimated noise=1802.37 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.593 x 7.73 at -3.684 degrees (North through East) ! Clean map min=-0.16067 max=4.905 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=0.378694Jy sigma=0.002991 ! Fit after self-cal, rms=0.329178Jy sigma=0.002483 ! Inverting map and beam ! Estimated beam: bmin=2.59 mas, bmaj=7.732 mas, bpa=-3.791 degrees ! Estimated noise=1800.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0283502 Jy ! Component: 100 - total flux cleaned = 0.0294175 Jy ! Component: 150 - total flux cleaned = 0.0303528 Jy ! Component: 200 - total flux cleaned = 0.0311838 Jy ! Total flux subtracted in 200 components = 0.0311838 Jy ! Clean residual min=-0.063056 max=0.059580 Jy/beam ! Clean residual mean=-0.000157 rms=0.015073 Jy/beam ! Combined flux in latest and established models = 9.03499 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 159 components and 9.03499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.320855Jy sigma=0.002423 ! Fit after self-cal, rms=0.319713Jy sigma=0.002415 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00809332 Jy ! Component: 100 - total flux cleaned = 0.0106128 Jy ! Component: 150 - total flux cleaned = 0.0106307 Jy ! Component: 200 - total flux cleaned = 0.00992781 Jy ! Total flux subtracted in 200 components = 0.00992781 Jy ! Clean residual min=-0.063906 max=0.055930 Jy/beam ! Clean residual mean=-0.000131 rms=0.014766 Jy/beam ! Combined flux in latest and established models = 9.04492 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 165 components and 9.04492 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315468Jy sigma=0.002386 ! Fit after self-cal, rms=0.315180Jy sigma=0.002383 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315180Jy sigma=0.002383 ! Fit after self-cal, rms=0.310951Jy sigma=0.002370 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=2.331 mas, bmaj=6.568 mas, bpa=-2.137 degrees ! Estimated noise=2408.47 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.92411 Jy ! Component: 100 - total flux cleaned = 5.53198 Jy ! Component: 150 - total flux cleaned = 6.53792 Jy ! Component: 200 - total flux cleaned = 7.22004 Jy ! Total flux subtracted in 200 components = 7.22004 Jy ! Clean residual min=-0.155085 max=0.398566 Jy/beam ! Clean residual mean=-0.003996 rms=0.076739 Jy/beam ! Combined flux in latest and established models = 7.22004 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 44 model components to the UV plane model. ! The established model now contains 44 components and 7.22004 Jy ! Inverting map and beam ! Estimated beam: bmin=2.593 mas, bmaj=7.733 mas, bpa=-3.738 degrees ! Estimated noise=1802.65 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 (1, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.683652 Jy ! Component: 100 - total flux cleaned = 1.10487 Jy ! Component: 150 - total flux cleaned = 1.37455 Jy ! Component: 200 - total flux cleaned = 1.54822 Jy ! Total flux subtracted in 200 components = 1.54822 Jy ! Clean residual min=-0.043782 max=0.097910 Jy/beam ! Clean residual mean=-0.000333 rms=0.022060 Jy/beam ! Combined flux in latest and established models = 8.76826 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 93 components and 8.76826 Jy ! Inverting map ! Added new window around map position (-3.5, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.114336 Jy ! Component: 100 - total flux cleaned = 0.189488 Jy ! Component: 150 - total flux cleaned = 0.241037 Jy ! Component: 200 - total flux cleaned = 0.262267 Jy ! Total flux subtracted in 200 components = 0.262267 Jy ! Clean residual min=-0.036432 max=0.036278 Jy/beam ! Clean residual mean=-0.000270 rms=0.011374 Jy/beam ! Combined flux in latest and established models = 9.03053 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 157 components and 9.03053 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.557 mas, bmaj=20.14 mas, bpa=6.992 degrees ! Estimated noise=2372.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146002 Jy ! Component: 100 - total flux cleaned = 0.0209964 Jy ! Component: 150 - total flux cleaned = 0.0219581 Jy ! Component: 200 - total flux cleaned = 0.0219396 Jy ! Total flux subtracted in 200 components = 0.0219396 Jy ! Clean residual min=-0.036577 max=0.042509 Jy/beam ! Clean residual mean=-0.000191 rms=0.013897 Jy/beam ! Combined flux in latest and established models = 9.05247 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 = 0.000756919 Jy ! Component: 100 - total flux cleaned = 0.000780972 Jy ! Component: 150 - total flux cleaned = 0.00135375 Jy ! Component: 200 - total flux cleaned = 0.0013266 Jy ! Total flux subtracted in 200 components = 0.0013266 Jy ! Clean residual min=-0.032587 max=0.041875 Jy/beam ! Clean residual mean=-0.000091 rms=0.012646 Jy/beam ! Combined flux in latest and established models = 9.0538 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 220 components and 9.0538 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.593 mas, bmaj=7.733 mas, bpa=-3.738 degrees ! Estimated noise=1802.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000839412 Jy ! Component: 100 - total flux cleaned = -0.000725426 Jy ! Component: 150 - total flux cleaned = -0.00070392 Jy ! Component: 200 - total flux cleaned = -0.00132143 Jy ! Total flux subtracted in 200 components = -0.00132143 Jy ! Clean residual min=-0.027162 max=0.031586 Jy/beam ! Clean residual mean=-0.000043 rms=0.008279 Jy/beam ! Combined flux in latest and established models = 9.05248 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 244 components and 9.05248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258730Jy sigma=0.001999 ! Fit after self-cal, rms=0.253185Jy sigma=0.001961 wmodel J1924-2914_S_2001_03_12_pus_map.mod ! Writing 244 model components to file: J1924-2914_S_2001_03_12_pus_map.mod wobs J1924-2914_S_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J1924-2914_S_2001_03_12_pus_uvs.fits wwins J1924-2914_S_2001_03_12_pus_map.win ! wwins: Wrote 4 windows to J1924-2914_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 = -0.000281684 Jy ! Component: 100 - total flux cleaned = 0.00561544 Jy ! Component: 150 - total flux cleaned = 0.0102052 Jy ! Component: 200 - total flux cleaned = 0.0125254 Jy ! Component: 250 - total flux cleaned = 0.0150927 Jy ! Component: 300 - total flux cleaned = 0.0157842 Jy ! Component: 350 - total flux cleaned = 0.0167855 Jy ! Component: 400 - total flux cleaned = 0.0177511 Jy ! Component: 450 - total flux cleaned = 0.0192785 Jy ! Component: 500 - total flux cleaned = 0.0207578 Jy ! Component: 550 - total flux cleaned = 0.0227689 Jy ! Component: 600 - total flux cleaned = 0.0249935 Jy ! Component: 650 - total flux cleaned = 0.026882 Jy ! Component: 700 - total flux cleaned = 0.0281933 Jy ! Component: 750 - total flux cleaned = 0.0297215 Jy ! Component: 800 - total flux cleaned = 0.0309613 Jy ! Component: 850 - total flux cleaned = 0.0326589 Jy ! Component: 900 - total flux cleaned = 0.0340666 Jy ! Component: 950 - total flux cleaned = 0.0345272 Jy ! Component: 1000 - total flux cleaned = 0.0358781 Jy ! Component: 1050 - total flux cleaned = 0.0365374 Jy ! Component: 1100 - total flux cleaned = 0.0376094 Jy ! Component: 1150 - total flux cleaned = 0.0384515 Jy ! Component: 1200 - total flux cleaned = 0.03886 Jy ! Component: 1250 - total flux cleaned = 0.0388612 Jy ! Component: 1300 - total flux cleaned = 0.0396417 Jy ! Component: 1350 - total flux cleaned = 0.0398253 Jy ! Component: 1400 - total flux cleaned = 0.040192 Jy ! Component: 1450 - total flux cleaned = 0.0396411 Jy ! Component: 1500 - total flux cleaned = 0.0400048 Jy ! Component: 1550 - total flux cleaned = 0.041067 Jy ! Component: 1600 - total flux cleaned = 0.0414102 Jy ! Component: 1650 - total flux cleaned = 0.042092 Jy ! Component: 1700 - total flux cleaned = 0.0420871 Jy ! Component: 1750 - total flux cleaned = 0.0429155 Jy ! Component: 1800 - total flux cleaned = 0.0430772 Jy ! Component: 1850 - total flux cleaned = 0.043399 Jy ! Component: 1900 - total flux cleaned = 0.0443504 Jy ! Component: 1950 - total flux cleaned = 0.0448187 Jy ! Component: 2000 - total flux cleaned = 0.0449745 Jy ! Total flux subtracted in 2048 components = 0.0455794 Jy ! Clean residual min=-0.007907 max=0.010358 Jy/beam ! Clean residual mean=0.000018 rms=0.003363 Jy/beam ! Combined flux in latest and established models = 9.09806 Jy keep ! Adding 163 model components to the UV plane model. ! The established model now contains 407 components and 9.09806 Jy ![Exited script file: muppet] wmap "J1924-2914_S_2001_03_12_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.593 x 7.733 at -3.738 degrees (North through East) ! Clean map min=-0.048882 max=4.7727 Jy/beam ! Writing clean map to FITS file: J1924-2914_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 4.77274 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00330169 device "J1924-2914_S_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J1924-2914_S_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.207534 0.207534 0.415068 0.830136 1.66027 3.32055 6.64109 13.2822 26.5644 53.1287 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0099 print "peak=",int(1000*peak_flux)/1000 ! peak= 4.772 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.593 x 7.733 at -3.738 degrees (North through East) ! Clean map min=-0.048882 max=4.7727 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1924-2914_S_2001_03_12_pus_uvs.log closed on Wed Jan 2 18:16:26 2013