! Started logfile: J0204+1514_S_2007_12_05_pus_uvs.log on Sat Sep 11 21:33:50 2010 obs J0204+1514_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0204+1514_S_2007_12_05_pus_uva.fits ! AN table 1: 215 integrations on 136 of 136 possible baselines. ! AN table 2: 169 integrations on 136 of 136 possible baselines. ! AN table 3: 25 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0981231 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0204+1514 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1686 lines of history. ! ! Reading 21832 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 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 2715 telescope corrections were flagged in sub-array 1. ! A total of 1893 telescope corrections were flagged in sub-array 2. ! A total of 305 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2715 telescope corrections were flagged in sub-array 1. ! A total of 1893 telescope corrections were flagged in sub-array 2. ! A total of 305 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2715 telescope corrections were flagged in sub-array 1. ! A total of 1893 telescope corrections were flagged in sub-array 2. ! A total of 305 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 2837 telescope corrections were flagged in sub-array 1. ! A total of 1958 telescope corrections were flagged in sub-array 2. ! A total of 305 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.717639Jy sigma=0.004946 ! Fit after self-cal, rms=0.541169Jy sigma=0.003425 ! 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=2.045 mas, bmaj=3.297 mas, bpa=-6.091 degrees ! Estimated noise=1087.48 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 = 0.839118 Jy ! Component: 100 - total flux cleaned = 1.12868 Jy ! Total flux subtracted in 100 components = 1.12868 Jy ! Clean residual min=-0.055255 max=0.196649 Jy/beam ! Clean residual mean=0.001276 rms=0.020660 Jy/beam ! Combined flux in latest and established models = 1.12868 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 1.12868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.441840Jy sigma=0.002705 ! Fit after self-cal, rms=0.439407Jy sigma=0.002699 ! Inverting map ! Added new window around map position (-3.5, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.188227 Jy ! Component: 100 - total flux cleaned = 0.290795 Jy ! Total flux subtracted in 100 components = 0.290795 Jy ! Clean residual min=-0.042438 max=0.126295 Jy/beam ! Clean residual mean=0.000464 rms=0.012438 Jy/beam ! Combined flux in latest and established models = 1.41948 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 34 components and 1.41948 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.362204Jy sigma=0.001930 ! Fit after self-cal, rms=0.353738Jy sigma=0.001845 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0843044 Jy ! Component: 100 - total flux cleaned = 0.119805 Jy ! Total flux subtracted in 100 components = 0.119805 Jy ! Clean residual min=-0.036154 max=0.073948 Jy/beam ! Clean residual mean=0.000114 rms=0.008965 Jy/beam ! Combined flux in latest and established models = 1.53928 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 41 components and 1.53928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.335828Jy sigma=0.001685 ! Fit after self-cal, rms=0.332725Jy sigma=0.001640 ! 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=2.038 mas, bmaj=3.037 mas, bpa=-3.374 degrees ! Estimated noise=726.763 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 = 0.0350007 Jy ! Component: 100 - total flux cleaned = 0.0385003 Jy ! Component: 150 - total flux cleaned = 0.0411976 Jy ! Component: 200 - total flux cleaned = 0.0422797 Jy ! Total flux subtracted in 200 components = 0.0422797 Jy ! Clean residual min=-0.022087 max=0.033714 Jy/beam ! Clean residual mean=0.000003 rms=0.005702 Jy/beam ! Combined flux in latest and established models = 1.58156 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 1.58156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326393Jy sigma=0.001595 ! Fit after self-cal, rms=0.325433Jy sigma=0.001580 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.09 HN 1.00* ! KB 0.99 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.03 ON 1.07 OV 1.00* ! PT 1.00* SV 1.00 TS 0.98 WZ 0.99 ! ZC 1.05 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.07 HH 1.13 HN 1.17 ! KB 0.95 KP 0.98 LA 0.98 MK 1.00* ! NL 0.92 NY 1.02 ON 1.13 OV 0.96 ! PT 1.01 SV 1.03 TS 0.98 WZ 0.97 ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.08 HH 1.00* HN 1.00* ! KB 1.00* KP 0.96 LA 0.99 MK 1.00* ! NL 0.91 NY 1.00* ON 1.00* OV 0.94 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.06 HN 1.00* ! KB 1.01 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.06 ON 0.97 OV 1.00* ! PT 1.00* SV 1.07 TS 0.95 WZ 0.93 ! ZC 1.07 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.99 HH 1.12 HN 1.16 ! KB 1.02 KP 1.05 LA 1.07 MK 1.00* ! NL 0.95 NY 1.03 ON 0.97 OV 0.98 ! PT 1.01 SV 1.05 TS 0.96 WZ 0.94 ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KP 0.92 LA 1.06 MK 1.00* ! NL 0.93 NY 1.00* ON 1.00* OV 0.99 ! PT 1.02 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.90 HN 1.00* ! KB 1.00 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.97 ON 0.95 OV 1.00* ! PT 1.00* SV 0.95 TS 0.90 WZ 1.01 ! ZC 1.06 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 0.99 HH 0.94 HN 1.18 ! KB 0.99 KP 1.03 LA 0.99 MK 1.00* ! NL 0.99 NY 0.94 ON 0.97 OV 1.04 ! PT 1.07 SV 0.93 TS 0.92 WZ 1.02 ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KP 0.99 LA 0.98 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 0.98 ! PT 1.08 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KB 1.00 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.99 ON 0.95 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00 WZ 1.03 ! ZC 1.10 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.12 HH 0.96 HN 1.18 ! KB 0.97 KP 0.95 LA 1.00 MK 1.00* ! NL 0.91 NY 0.95 ON 0.94 OV 1.01 ! PT 0.94 SV 1.00* TS 0.99 WZ 1.12 ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.01 HH 1.00* HN 1.00* ! KB 1.00* KP 0.72 LA 0.97 MK 1.00* ! NL 0.89 NY 1.00* ON 1.00* OV 1.00 ! PT 0.96 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.325433Jy sigma=0.001580 ! Fit after self-cal, rms=0.313933Jy sigma=0.001411 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.013 mas, bmaj=3.007 mas, bpa=-3.102 degrees ! Estimated noise=733.444 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 = 0.00904259 Jy ! Component: 100 - total flux cleaned = 0.00903837 Jy ! Component: 150 - total flux cleaned = 0.00943851 Jy ! Component: 200 - total flux cleaned = 0.00975135 Jy ! Total flux subtracted in 200 components = 0.00975135 Jy ! Clean residual min=-0.016335 max=0.014309 Jy/beam ! Clean residual mean=0.000037 rms=0.003882 Jy/beam ! Combined flux in latest and established models = 1.59131 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 55 components and 1.59131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.311934Jy sigma=0.001401 ! Fit after self-cal, rms=0.311546Jy sigma=0.001396 ! 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=0.311546Jy sigma=0.001396 ! Fit after self-cal, rms=0.309489Jy sigma=0.001384 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.011 mas, bmaj=2.991 mas, bpa=-3.076 degrees ! Estimated noise=733.068 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00668789 Jy ! Component: 100 - total flux cleaned = 0.00739834 Jy ! Component: 150 - total flux cleaned = 0.00765449 Jy ! Component: 200 - total flux cleaned = 0.00764795 Jy ! Total flux subtracted in 200 components = 0.00764795 Jy ! Clean residual min=-0.015210 max=0.012974 Jy/beam ! Clean residual mean=-0.000016 rms=0.003487 Jy/beam ! Combined flux in latest and established models = 1.59896 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 60 components and 1.59896 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308276Jy sigma=0.001378 ! Fit after self-cal, rms=0.308015Jy sigma=0.001376 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 = 0.00117885 Jy ! Component: 100 - total flux cleaned = 0.00147719 Jy ! Component: 150 - total flux cleaned = 0.0017279 Jy ! Component: 200 - total flux cleaned = 0.00130367 Jy ! Total flux subtracted in 200 components = 0.00130367 Jy ! Clean residual min=-0.014434 max=0.012814 Jy/beam ! Clean residual mean=-0.000021 rms=0.003392 Jy/beam ! Combined flux in latest and established models = 1.60026 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 63 components and 1.60026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307252Jy sigma=0.001372 ! Fit after self-cal, rms=0.307223Jy sigma=0.001371 ! 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=0.307223Jy sigma=0.001371 ! Fit after self-cal, rms=0.305010Jy sigma=0.001369 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.009 mas, bmaj=2.98 mas, bpa=-2.957 degrees ! Estimated noise=731.372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00615578 Jy ! Component: 100 - total flux cleaned = 0.00703285 Jy ! Component: 150 - total flux cleaned = 0.00794477 Jy ! Component: 200 - total flux cleaned = 0.0077511 Jy ! Total flux subtracted in 200 components = 0.0077511 Jy ! Clean residual min=-0.012995 max=0.012290 Jy/beam ! Clean residual mean=-0.000013 rms=0.003240 Jy/beam ! Combined flux in latest and established models = 1.60801 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 64 components and 1.60801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304228Jy sigma=0.001366 ! Fit after self-cal, rms=0.304182Jy sigma=0.001364 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 = 0.000639352 Jy ! Component: 100 - total flux cleaned = 0.000885589 Jy ! Component: 150 - total flux cleaned = 0.00109141 Jy ! Component: 200 - total flux cleaned = 0.000740813 Jy ! Total flux subtracted in 200 components = 0.000740813 Jy ! Clean residual min=-0.012829 max=0.011966 Jy/beam ! Clean residual mean=-0.000016 rms=0.003170 Jy/beam ! Combined flux in latest and established models = 1.60876 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 66 components and 1.60876 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.303682Jy sigma=0.001362 ! Fit after self-cal, rms=0.303687Jy sigma=0.001361 ! 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=0.303687Jy sigma=0.001361 ! Fit after self-cal, rms=0.302158Jy sigma=0.001360 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.359 mas, bmaj=11.08 mas, bpa=4.063 degrees ! Estimated noise=995.455 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00470753 Jy ! Component: 100 - total flux cleaned = 0.00436839 Jy ! Component: 150 - total flux cleaned = 0.00406823 Jy ! Component: 200 - total flux cleaned = 0.00380575 Jy ! Total flux subtracted in 200 components = 0.00380575 Jy ! Clean residual min=-0.016770 max=0.020403 Jy/beam ! Clean residual mean=0.000021 rms=0.005878 Jy/beam ! Combined flux in latest and established models = 1.61256 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 67 components and 1.61256 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301967Jy sigma=0.001359 ! Fit after self-cal, rms=0.301957Jy sigma=0.001358 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 = 0.000343115 Jy ! Component: 100 - total flux cleaned = 0.000195247 Jy ! Component: 150 - total flux cleaned = -0.000171819 Jy ! Component: 200 - total flux cleaned = -0.000386505 Jy ! Total flux subtracted in 200 components = -0.000386505 Jy ! Clean residual min=-0.016306 max=0.020219 Jy/beam ! Clean residual mean=0.000025 rms=0.005849 Jy/beam ! Combined flux in latest and established models = 1.61218 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 67 components and 1.61218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301973Jy sigma=0.001359 ! Fit after self-cal, rms=0.301994Jy sigma=0.001358 ! 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=2.006 mas, bmaj=2.973 mas, bpa=-2.823 degrees ! Estimated noise=729.919 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.006 x 2.973 at -2.823 degrees (North through East) ! Clean map min=-0.010945 max=0.85127 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=0.301994Jy sigma=0.001358 ! Fit after self-cal, rms=0.311093Jy sigma=0.001198 ! Inverting map and beam ! Estimated beam: bmin=2.011 mas, bmaj=2.938 mas, bpa=-3.285 degrees ! Estimated noise=731.584 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00491197 Jy ! Component: 100 - total flux cleaned = 0.00560072 Jy ! Component: 150 - total flux cleaned = 0.00614455 Jy ! Component: 200 - total flux cleaned = 0.00674739 Jy ! Total flux subtracted in 200 components = 0.00674739 Jy ! Clean residual min=-0.009914 max=0.011109 Jy/beam ! Clean residual mean=0.000002 rms=0.002937 Jy/beam ! Combined flux in latest and established models = 1.61892 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 73 components and 1.61892 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.310535Jy sigma=0.001196 ! Fit after self-cal, rms=0.310497Jy sigma=0.001195 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162744 Jy ! Component: 100 - total flux cleaned = 0.00216471 Jy ! Component: 150 - total flux cleaned = 0.0020248 Jy ! Component: 200 - total flux cleaned = 0.00189082 Jy ! Total flux subtracted in 200 components = 0.00189082 Jy ! Clean residual min=-0.009735 max=0.010693 Jy/beam ! Clean residual mean=-0.000004 rms=0.002892 Jy/beam ! Combined flux in latest and established models = 1.62081 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 1.62081 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.310192Jy sigma=0.001193 ! Fit after self-cal, rms=0.310199Jy sigma=0.001193 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.310199Jy sigma=0.001193 ! Fit after self-cal, rms=0.318403Jy sigma=0.001192 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=2.009 mas, bmaj=3.232 mas, bpa=-5.612 degrees ! Estimated noise=1094.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.845683 Jy ! Component: 100 - total flux cleaned = 1.18712 Jy ! Component: 150 - total flux cleaned = 1.36825 Jy ! Component: 200 - total flux cleaned = 1.46823 Jy ! Total flux subtracted in 200 components = 1.46823 Jy ! Clean residual min=-0.020000 max=0.049367 Jy/beam ! Clean residual mean=0.000424 rms=0.006733 Jy/beam ! Combined flux in latest and established models = 1.46823 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 35 model components to the UV plane model. ! The established model now contains 35 components and 1.46823 Jy ! Inverting map and beam ! Estimated beam: bmin=2.009 mas, bmaj=2.937 mas, bpa=-2.993 degrees ! Estimated noise=730.135 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 = 0.059209 Jy ! Component: 100 - total flux cleaned = 0.0933563 Jy ! Component: 150 - total flux cleaned = 0.114125 Jy ! Component: 200 - total flux cleaned = 0.126917 Jy ! Total flux subtracted in 200 components = 0.126917 Jy ! Clean residual min=-0.013805 max=0.017516 Jy/beam ! Clean residual mean=0.000090 rms=0.003209 Jy/beam ! Combined flux in latest and established models = 1.59515 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 52 components and 1.59514 Jy ! Inverting map ! Added new window around map position (3, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147015 Jy ! Component: 100 - total flux cleaned = 0.0169279 Jy ! Component: 150 - total flux cleaned = 0.0179645 Jy ! Component: 200 - total flux cleaned = 0.0186548 Jy ! Total flux subtracted in 200 components = 0.0186548 Jy ! Clean residual min=-0.011054 max=0.011080 Jy/beam ! Clean residual mean=0.000040 rms=0.002884 Jy/beam ! Combined flux in latest and established models = 1.6138 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 67 components and 1.6138 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=9.34 mas, bmaj=11.06 mas, bpa=4.374 degrees ! Estimated noise=1000.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00260511 Jy ! Component: 100 - total flux cleaned = 0.00269221 Jy ! Component: 150 - total flux cleaned = 0.00306035 Jy ! Component: 200 - total flux cleaned = 0.00331287 Jy ! Total flux subtracted in 200 components = 0.00331287 Jy ! Clean residual min=-0.015027 max=0.020094 Jy/beam ! Clean residual mean=0.000088 rms=0.005804 Jy/beam ! Combined flux in latest and established models = 1.61711 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 = 0.000236454 Jy ! Component: 100 - total flux cleaned = 0.000529564 Jy ! Component: 150 - total flux cleaned = 0.000729816 Jy ! Component: 200 - total flux cleaned = 0.000921376 Jy ! Total flux subtracted in 200 components = 0.000921376 Jy ! Clean residual min=-0.015141 max=0.020007 Jy/beam ! Clean residual mean=0.000084 rms=0.005798 Jy/beam ! Combined flux in latest and established models = 1.61803 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 72 components and 1.61803 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.009 mas, bmaj=2.937 mas, bpa=-2.993 degrees ! Estimated noise=730.135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000215766 Jy ! Component: 100 - total flux cleaned = -0.000182551 Jy ! Component: 150 - total flux cleaned = -0.000381051 Jy ! Component: 200 - total flux cleaned = -0.000744986 Jy ! Total flux subtracted in 200 components = -0.000744986 Jy ! Clean residual min=-0.010479 max=0.010851 Jy/beam ! Clean residual mean=0.000034 rms=0.002788 Jy/beam ! Combined flux in latest and established models = 1.61729 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 80 components and 1.61729 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317678Jy sigma=0.001188 ! Fit after self-cal, rms=0.317416Jy sigma=0.001186 wmodel J0204+1514_S_2007_12_05_pus_map.mod ! Writing 80 model components to file: J0204+1514_S_2007_12_05_pus_map.mod wobs J0204+1514_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0204+1514_S_2007_12_05_pus_uvs.fits wwins J0204+1514_S_2007_12_05_pus_map.win ! wwins: Wrote 3 windows to J0204+1514_S_2007_12_05_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 = 0.00128449 Jy ! Component: 100 - total flux cleaned = 0.00450072 Jy ! Component: 150 - total flux cleaned = 0.00740201 Jy ! Component: 200 - total flux cleaned = 0.00960781 Jy ! Component: 250 - total flux cleaned = 0.0116025 Jy ! Component: 300 - total flux cleaned = 0.0129882 Jy ! Component: 350 - total flux cleaned = 0.0143402 Jy ! Component: 400 - total flux cleaned = 0.0150006 Jy ! Component: 450 - total flux cleaned = 0.0156469 Jy ! Component: 500 - total flux cleaned = 0.0162786 Jy ! Component: 550 - total flux cleaned = 0.0170208 Jy ! Component: 600 - total flux cleaned = 0.0175053 Jy ! Component: 650 - total flux cleaned = 0.0183419 Jy ! Component: 700 - total flux cleaned = 0.0191636 Jy ! Component: 750 - total flux cleaned = 0.0198549 Jy ! Component: 800 - total flux cleaned = 0.0206471 Jy ! Component: 850 - total flux cleaned = 0.0215343 Jy ! Component: 900 - total flux cleaned = 0.0222971 Jy ! Component: 950 - total flux cleaned = 0.022728 Jy ! Component: 1000 - total flux cleaned = 0.0236782 Jy ! Component: 1050 - total flux cleaned = 0.0243001 Jy ! Component: 1100 - total flux cleaned = 0.024812 Jy ! Component: 1150 - total flux cleaned = 0.0254171 Jy ! Component: 1200 - total flux cleaned = 0.0261115 Jy ! Component: 1250 - total flux cleaned = 0.0265024 Jy ! Component: 1300 - total flux cleaned = 0.0271778 Jy ! Component: 1350 - total flux cleaned = 0.0276522 Jy ! Component: 1400 - total flux cleaned = 0.0283079 Jy ! Component: 1450 - total flux cleaned = 0.0286764 Jy ! Component: 1500 - total flux cleaned = 0.0292238 Jy ! Component: 1550 - total flux cleaned = 0.0296744 Jy ! Component: 1600 - total flux cleaned = 0.0306513 Jy ! Component: 1650 - total flux cleaned = 0.0312649 Jy ! Component: 1700 - total flux cleaned = 0.0318718 Jy ! Component: 1750 - total flux cleaned = 0.0325564 Jy ! Component: 1800 - total flux cleaned = 0.0330634 Jy ! Component: 1850 - total flux cleaned = 0.0335642 Jy ! Component: 1900 - total flux cleaned = 0.0339776 Jy ! Component: 1950 - total flux cleaned = 0.0347122 Jy ! Component: 2000 - total flux cleaned = 0.0351148 Jy ! Total flux subtracted in 2048 components = 0.035514 Jy ! Clean residual min=-0.004603 max=0.005649 Jy/beam ! Clean residual mean=0.000010 rms=0.001726 Jy/beam ! Combined flux in latest and established models = 1.6528 Jy keep ! Adding 166 model components to the UV plane model. ! The established model now contains 246 components and 1.6528 Jy wmap "J0204+1514_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.009 x 2.937 at -2.993 degrees (North through East) ! Clean map min=-0.010366 max=0.8247 Jy/beam ! Writing clean map to FITS file: J0204+1514_S_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.8247 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00170041 device "J0204+1514_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0204+1514_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.618556 0.618556 1.23711 2.47422 4.94845 9.8969 19.7938 39.5876 79.1752 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0051 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.824 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.009 x 2.937 at -2.993 degrees (North through East) ! Clean map min=-0.010366 max=0.8247 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0204+1514_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0204+1514_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0204+1514_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 21:33:59 2010