! Started logfile: J1316-3338_S_2000_03_13_pus_uvs.log on Wed Apr 3 00:07:36 2013 obs J1316-3338_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J1316-3338_S_2000_03_13_pus_uva.fits ! AN table 1: 61 integrations on 190 of 190 possible baselines. ! AN table 2: 29 integrations on 190 of 190 possible baselines. ! AN table 3: 38 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0863076 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1316-3338 ! ! 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 2251 lines of history. ! ! Reading 8396 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 J1316-3338_S_2000_03_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 863 telescope corrections were flagged in sub-array 1. ! A total of 496 telescope corrections were flagged in sub-array 2. ! A total of 581 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 850 telescope corrections were flagged in sub-array 1. ! A total of 496 telescope corrections were flagged in sub-array 2. ! A total of 581 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 892 telescope corrections were flagged in sub-array 1. ! A total of 496 telescope corrections were flagged in sub-array 2. ! A total of 599 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 849 telescope corrections were flagged in sub-array 1. ! A total of 496 telescope corrections were flagged in sub-array 2. ! A total of 580 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.668863Jy sigma=0.004994 ! Fit after self-cal, rms=0.441122Jy sigma=0.003151 ! 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=2.539 mas, bmaj=6.842 mas, bpa=-2.171 degrees ! Estimated noise=1800.21 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 = 0.444381 Jy ! Component: 100 - total flux cleaned = 0.580126 Jy ! Total flux subtracted in 100 components = 0.580126 Jy ! Clean residual min=-0.025771 max=0.064700 Jy/beam ! Clean residual mean=0.000272 rms=0.008840 Jy/beam ! Combined flux in latest and established models = 0.580126 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.580126 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275118Jy sigma=0.001993 ! Fit after self-cal, rms=0.274041Jy sigma=0.001990 ! Inverting map ! Added new window around map position (-2.5, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.077421 Jy ! Component: 100 - total flux cleaned = 0.122853 Jy ! Total flux subtracted in 100 components = 0.122853 Jy ! Clean residual min=-0.017474 max=0.030549 Jy/beam ! Clean residual mean=-0.000019 rms=0.005740 Jy/beam ! Combined flux in latest and established models = 0.702979 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 0.702979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233010Jy sigma=0.001585 ! Fit after self-cal, rms=0.232227Jy sigma=0.001583 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.315 mas, bmaj=9.304 mas, bpa=-3.435 degrees ! Estimated noise=1094.64 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 = 0.0689262 Jy ! Component: 100 - total flux cleaned = 0.106158 Jy ! Component: 150 - total flux cleaned = 0.127163 Jy ! Component: 200 - total flux cleaned = 0.139025 Jy ! Total flux subtracted in 200 components = 0.139025 Jy ! Clean residual min=-0.022301 max=0.025777 Jy/beam ! Clean residual mean=-0.002174 rms=0.006419 Jy/beam ! Combined flux in latest and established models = 0.842004 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 48 components and 0.842004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214100Jy sigma=0.001386 ! Fit after self-cal, rms=0.212510Jy sigma=0.001379 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 GC 1.00* KP 0.92 ! LA 0.96 NL 1.11 OV 1.01 PT 0.95 ! SC 1.00 WF 0.78 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.13 GC 1.00* KP 1.24 ! LA 1.00* NL 1.00* OV 1.06 PT 1.23 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.92 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 GC 1.00* KP 1.00 ! LA 1.00 NL 1.28 OV 1.03 PT 1.01 ! SC 0.92 WF 0.94 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.21 ! ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 GC 1.00* KP 0.91 ! LA 0.96 NL 1.08 OV 1.00 PT 0.97 ! SC 1.02 WF 0.95 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.02 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.13 GC 1.00* KP 1.18 ! LA 1.00* NL 1.00* OV 1.07 PT 1.23 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.95 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 GC 1.00* KP 0.96 ! LA 1.00 NL 1.28 OV 1.02 PT 1.02 ! SC 1.01 WF 1.00 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.02 ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 GC 1.00* KP 0.96 ! LA 0.95 NL 1.04 OV 1.02 PT 0.91 ! SC 0.96 WF 1.04 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.13 GC 1.00* KP 1.21 ! LA 1.00* NL 1.00* OV 1.10 PT 1.16 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.93 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.93 GC 1.00* KP 1.03 ! LA 0.99 NL 1.17 OV 1.06 PT 0.92 ! SC 0.95 WF 1.38 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.09 ! ! ! Correcting IF 4. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 GC 1.00* KP 0.93 ! LA 0.96 NL 1.05 OV 1.02 PT 0.89 ! SC 0.99 WF 0.97 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.14 GC 1.00* KP 1.20 ! LA 1.00* NL 1.00* OV 1.03 PT 1.39 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.92 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.97 GC 1.00* KP 0.98 ! LA 0.99 NL 1.16 OV 1.01 PT 0.86 ! SC 1.02 WF 1.01 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.06 ! ! ! Fit before self-cal, rms=0.212510Jy sigma=0.001379 ! Fit after self-cal, rms=0.190541Jy sigma=0.001221 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.342 mas, bmaj=9.29 mas, bpa=-3.581 degrees ! Estimated noise=1092.88 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 (-7.5, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0170192 Jy ! Component: 100 - total flux cleaned = 0.0223719 Jy ! Component: 150 - total flux cleaned = 0.0231279 Jy ! Component: 200 - total flux cleaned = 0.0231336 Jy ! Total flux subtracted in 200 components = 0.0231336 Jy ! Clean residual min=-0.012308 max=0.008435 Jy/beam ! Clean residual mean=-0.000267 rms=0.002623 Jy/beam ! Combined flux in latest and established models = 0.865138 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 76 components and 0.865138 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188962Jy sigma=0.001207 ! Fit after self-cal, rms=0.188803Jy sigma=0.001205 ! 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=0.188803Jy sigma=0.001205 ! Fit after self-cal, rms=0.186082Jy sigma=0.001175 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.332 mas, bmaj=9.269 mas, bpa=-3.546 degrees ! Estimated noise=1093.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00904939 Jy ! Component: 100 - total flux cleaned = 0.0107902 Jy ! Component: 150 - total flux cleaned = 0.0110662 Jy ! Component: 200 - total flux cleaned = 0.0108393 Jy ! Total flux subtracted in 200 components = 0.0108393 Jy ! Clean residual min=-0.006281 max=0.006096 Jy/beam ! Clean residual mean=-0.000065 rms=0.001779 Jy/beam ! Combined flux in latest and established models = 0.875977 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 109 components and 0.875977 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185526Jy sigma=0.001171 ! Fit after self-cal, rms=0.185309Jy sigma=0.001170 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 = 0.00228531 Jy ! Component: 100 - total flux cleaned = 0.00267535 Jy ! Component: 150 - total flux cleaned = 0.00246179 Jy ! Component: 200 - total flux cleaned = 0.00217822 Jy ! Total flux subtracted in 200 components = 0.00217822 Jy ! Clean residual min=-0.006581 max=0.005909 Jy/beam ! Clean residual mean=-0.000096 rms=0.001762 Jy/beam ! Combined flux in latest and established models = 0.878155 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 121 components and 0.878155 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185106Jy sigma=0.001169 ! Fit after self-cal, rms=0.185024Jy sigma=0.001169 ! 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=0.185024Jy sigma=0.001169 ! Fit after self-cal, rms=0.184042Jy sigma=0.001165 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.331 mas, bmaj=9.269 mas, bpa=-3.53 degrees ! Estimated noise=1093.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00515861 Jy ! Component: 100 - total flux cleaned = 0.00587989 Jy ! Component: 150 - total flux cleaned = 0.00598067 Jy ! Component: 200 - total flux cleaned = 0.00598475 Jy ! Total flux subtracted in 200 components = 0.00598475 Jy ! Clean residual min=-0.005492 max=0.005273 Jy/beam ! Clean residual mean=-0.000004 rms=0.001445 Jy/beam ! Combined flux in latest and established models = 0.88414 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 142 components and 0.88414 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183809Jy sigma=0.001164 ! Fit after self-cal, rms=0.183702Jy sigma=0.001164 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 = 0.00150447 Jy ! Component: 100 - total flux cleaned = 0.00167777 Jy ! Component: 150 - total flux cleaned = 0.00153908 Jy ! Component: 200 - total flux cleaned = 0.00141342 Jy ! Total flux subtracted in 200 components = 0.00141342 Jy ! Clean residual min=-0.005793 max=0.005162 Jy/beam ! Clean residual mean=-0.000023 rms=0.001437 Jy/beam ! Combined flux in latest and established models = 0.885553 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 149 components and 0.885553 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183602Jy sigma=0.001163 ! Fit after self-cal, rms=0.183562Jy sigma=0.001163 ! 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=0.183562Jy sigma=0.001163 ! Fit after self-cal, rms=0.183165Jy sigma=0.001163 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.123 mas, bmaj=22.24 mas, bpa=-1.971 degrees ! Estimated noise=1310.23 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318954 Jy ! Component: 100 - total flux cleaned = 0.00318792 Jy ! Component: 150 - total flux cleaned = 0.00319056 Jy ! Component: 200 - total flux cleaned = 0.00324983 Jy ! Total flux subtracted in 200 components = 0.00324983 Jy ! Clean residual min=-0.004415 max=0.005300 Jy/beam ! Clean residual mean=-0.000027 rms=0.001511 Jy/beam ! Combined flux in latest and established models = 0.888803 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 161 components and 0.888803 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183076Jy sigma=0.001162 ! Fit after self-cal, rms=0.182992Jy sigma=0.001162 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 = 0.000486051 Jy ! Component: 100 - total flux cleaned = 0.000420816 Jy ! Component: 150 - total flux cleaned = 0.000477394 Jy ! Component: 200 - total flux cleaned = 0.000382678 Jy ! Total flux subtracted in 200 components = 0.000382678 Jy ! Clean residual min=-0.004954 max=0.005126 Jy/beam ! Clean residual mean=-0.000038 rms=0.001510 Jy/beam ! Combined flux in latest and established models = 0.889186 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 170 components and 0.889186 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182959Jy sigma=0.001162 ! Fit after self-cal, rms=0.182916Jy sigma=0.001162 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=3.332 mas, bmaj=9.268 mas, bpa=-3.514 degrees ! Estimated noise=1094.44 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.332 x 9.268 at -3.514 degrees (North through East) ! Clean map min=-0.0052569 max=0.61278 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=0.182916Jy sigma=0.001162 ! Fit after self-cal, rms=0.168222Jy sigma=0.001037 ! Inverting map and beam ! Estimated beam: bmin=3.333 mas, bmaj=9.267 mas, bpa=-3.569 degrees ! Estimated noise=1094.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263263 Jy ! Component: 100 - total flux cleaned = 0.0027747 Jy ! Component: 150 - total flux cleaned = 0.00264678 Jy ! Component: 200 - total flux cleaned = 0.00258817 Jy ! Total flux subtracted in 200 components = 0.00258817 Jy ! Clean residual min=-0.004659 max=0.004461 Jy/beam ! Clean residual mean=-0.000101 rms=0.001212 Jy/beam ! Combined flux in latest and established models = 0.891774 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 182 components and 0.891774 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168147Jy sigma=0.001037 ! Fit after self-cal, rms=0.168141Jy sigma=0.001037 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000464379 Jy ! Component: 100 - total flux cleaned = 0.000464905 Jy ! Component: 150 - total flux cleaned = 0.000356614 Jy ! Component: 200 - total flux cleaned = 0.000305879 Jy ! Total flux subtracted in 200 components = 0.000305879 Jy ! Clean residual min=-0.004595 max=0.004432 Jy/beam ! Clean residual mean=-0.000105 rms=0.001210 Jy/beam ! Combined flux in latest and established models = 0.89208 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 185 components and 0.89208 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168097Jy sigma=0.001037 ! Fit after self-cal, rms=0.168090Jy sigma=0.001037 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168090Jy sigma=0.001037 ! Fit after self-cal, rms=0.167991Jy sigma=0.001036 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=2.524 mas, bmaj=6.798 mas, bpa=-1.917 degrees ! Estimated noise=1815.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.445507 Jy ! Component: 100 - total flux cleaned = 0.592327 Jy ! Component: 150 - total flux cleaned = 0.672877 Jy ! Component: 200 - total flux cleaned = 0.723196 Jy ! Total flux subtracted in 200 components = 0.723196 Jy ! Clean residual min=-0.013077 max=0.027225 Jy/beam ! Clean residual mean=0.000357 rms=0.004541 Jy/beam ! Combined flux in latest and established models = 0.723195 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.723195 Jy ! Inverting map and beam ! Estimated beam: bmin=3.332 mas, bmaj=9.265 mas, bpa=-3.555 degrees ! Estimated noise=1094.42 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 = 0.0678122 Jy ! Component: 100 - total flux cleaned = 0.104924 Jy ! Component: 150 - total flux cleaned = 0.126562 Jy ! Component: 200 - total flux cleaned = 0.140047 Jy ! Total flux subtracted in 200 components = 0.140047 Jy ! Clean residual min=-0.004720 max=0.007624 Jy/beam ! Clean residual mean=0.000309 rms=0.001883 Jy/beam ! Combined flux in latest and established models = 0.863243 Jy ! Adding 92 model components to the UV plane model. ! The established model now contains 109 components and 0.863243 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=8.112 mas, bmaj=22.24 mas, bpa=-1.968 degrees ! Estimated noise=1310.91 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127747 Jy ! Component: 100 - total flux cleaned = 0.0191707 Jy ! Component: 150 - total flux cleaned = 0.0226141 Jy ! Component: 200 - total flux cleaned = 0.0245143 Jy ! Total flux subtracted in 200 components = 0.0245143 Jy ! Clean residual min=-0.003329 max=0.003805 Jy/beam ! Clean residual mean=-0.000070 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 0.887757 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 = 0.00103018 Jy ! Component: 100 - total flux cleaned = 0.00109212 Jy ! Component: 150 - total flux cleaned = 0.00112099 Jy ! Component: 200 - total flux cleaned = 0.00117335 Jy ! Total flux subtracted in 200 components = 0.00117335 Jy ! Clean residual min=-0.003390 max=0.003661 Jy/beam ! Clean residual mean=-0.000101 rms=0.001161 Jy/beam ! Combined flux in latest and established models = 0.88893 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 183 components and 0.888931 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.332 mas, bmaj=9.265 mas, bpa=-3.555 degrees ! Estimated noise=1094.42 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.5315e-05 Jy ! Component: 100 - total flux cleaned = -6.47246e-05 Jy ! Component: 150 - total flux cleaned = -0.000117928 Jy ! Component: 200 - total flux cleaned = -0.000118211 Jy ! Total flux subtracted in 200 components = -0.000118211 Jy ! Clean residual min=-0.004209 max=0.004120 Jy/beam ! Clean residual mean=-0.000045 rms=0.001137 Jy/beam ! Combined flux in latest and established models = 0.888812 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 200 components and 0.888812 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167864Jy sigma=0.001036 ! Fit after self-cal, rms=0.167761Jy sigma=0.001036 wmodel J1316-3338_S_2000_03_13_pus_map.mod ! Writing 200 model components to file: J1316-3338_S_2000_03_13_pus_map.mod wobs J1316-3338_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J1316-3338_S_2000_03_13_pus_uvs.fits wwins J1316-3338_S_2000_03_13_pus_map.win ! wwins: Wrote 3 windows to J1316-3338_S_2000_03_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 = -0.000174744 Jy ! Component: 100 - total flux cleaned = -0.000662571 Jy ! Component: 150 - total flux cleaned = -0.000729557 Jy ! Component: 200 - total flux cleaned = -0.000793013 Jy ! Component: 250 - total flux cleaned = -0.000673216 Jy ! Component: 300 - total flux cleaned = -0.000440721 Jy ! Component: 350 - total flux cleaned = -0.000270659 Jy ! Component: 400 - total flux cleaned = -0.000160301 Jy ! Component: 450 - total flux cleaned = -5.29532e-05 Jy ! Component: 500 - total flux cleaned = -5.29246e-05 Jy ! Component: 550 - total flux cleaned = 0.000150281 Jy ! Component: 600 - total flux cleaned = 0.00019953 Jy ! Component: 650 - total flux cleaned = 0.000102207 Jy ! Component: 700 - total flux cleaned = 0.000198654 Jy ! Component: 750 - total flux cleaned = 0.000198901 Jy ! Component: 800 - total flux cleaned = 0.000246118 Jy ! Component: 850 - total flux cleaned = 0.000337551 Jy ! Component: 900 - total flux cleaned = 0.000337214 Jy ! Component: 950 - total flux cleaned = 0.000292818 Jy ! Component: 1000 - total flux cleaned = 0.000380986 Jy ! Component: 1050 - total flux cleaned = 0.000466737 Jy ! Component: 1100 - total flux cleaned = 0.0004669 Jy ! Component: 1150 - total flux cleaned = 0.00050887 Jy ! Component: 1200 - total flux cleaned = 0.000509013 Jy ! Component: 1250 - total flux cleaned = 0.000590171 Jy ! Component: 1300 - total flux cleaned = 0.000589588 Jy ! Component: 1350 - total flux cleaned = 0.000589706 Jy ! Component: 1400 - total flux cleaned = 0.000550286 Jy ! Component: 1450 - total flux cleaned = 0.000357408 Jy ! Component: 1500 - total flux cleaned = 0.000395499 Jy ! Component: 1550 - total flux cleaned = 0.000319712 Jy ! Component: 1600 - total flux cleaned = 0.000207511 Jy ! Component: 1650 - total flux cleaned = 0.00028137 Jy ! Component: 1700 - total flux cleaned = 0.000134941 Jy ! Component: 1750 - total flux cleaned = 9.88762e-05 Jy ! Component: 1800 - total flux cleaned = 0.000170513 Jy ! Component: 1850 - total flux cleaned = 0.000135226 Jy ! Component: 1900 - total flux cleaned = 0.000170058 Jy ! Component: 1950 - total flux cleaned = 0.000169996 Jy ! Component: 2000 - total flux cleaned = 0.000204548 Jy ! Total flux subtracted in 2048 components = 0.000204377 Jy ! Clean residual min=-0.001927 max=0.002100 Jy/beam ! Clean residual mean=-0.000031 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.889017 Jy keep ! Adding 134 model components to the UV plane model. ! The established model now contains 334 components and 0.889017 Jy ![Exited script file: muppet] wmap "J1316-3338_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.332 x 9.265 at -3.555 degrees (North through East) ! Clean map min=-0.0038531 max=0.62262 Jy/beam ! Writing clean map to FITS file: J1316-3338_S_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.622615 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000705902 device "J1316-3338_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1316-3338_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.34013 0.34013 0.680261 1.36052 2.72104 5.44209 10.8842 21.7684 43.5367 87.0734 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.622 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.332 x 9.265 at -3.555 degrees (North through East) ! Clean map min=-0.0038531 max=0.62262 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1316-3338_S_2000_03_13_pus_uvs.log closed on Wed Apr 3 00:07:42 2013