! Started logfile: J0006-0623_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:43:09 2010 obs J0006-0623_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0006-0623_X_2008_04_02_pus_uva.fits ! AN table 1: 94 integrations on 120 of 120 possible baselines. ! AN table 2: 81 integrations on 120 of 120 possible baselines. ! AN table 3: 12 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.141578 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0006-0623 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2284 lines of history. ! ! Reading 12708 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 0.200x0.200 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 1003 telescope corrections were flagged in sub-array 1. ! A total of 785 telescope corrections were flagged in sub-array 2. ! A total of 165 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1003 telescope corrections were flagged in sub-array 1. ! A total of 785 telescope corrections were flagged in sub-array 2. ! A total of 165 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1003 telescope corrections were flagged in sub-array 1. ! A total of 785 telescope corrections were flagged in sub-array 2. ! A total of 165 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1003 telescope corrections were flagged in sub-array 1. ! A total of 785 telescope corrections were flagged in sub-array 2. ! A total of 165 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.801446Jy sigma=0.007665 ! Fit after self-cal, rms=0.413785Jy sigma=0.003928 ! 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 ! Your choice of large map pixels excluded 0.0871% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.6606 mas, bmaj=1.81 mas, bpa=-5.575 degrees ! Estimated noise=1175.43 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 = 0.76998 Jy ! Component: 100 - total flux cleaned = 0.996879 Jy ! Total flux subtracted in 100 components = 0.996879 Jy ! Clean residual min=-0.043213 max=0.145442 Jy/beam ! Clean residual mean=-0.000022 rms=0.014256 Jy/beam ! Combined flux in latest and established models = 0.996879 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.996879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.403478Jy sigma=0.003896 ! Fit after self-cal, rms=0.403472Jy sigma=0.003893 ! Inverting map ! Your choice of large map pixels excluded 0.0871% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Added new window around map position (-1.6, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.153295 Jy ! Component: 100 - total flux cleaned = 0.256295 Jy ! Total flux subtracted in 100 components = 0.256295 Jy ! Clean residual min=-0.034009 max=0.067925 Jy/beam ! Clean residual mean=-0.000030 rms=0.009731 Jy/beam ! Combined flux in latest and established models = 1.25317 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 28 components and 1.25317 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291506Jy sigma=0.002756 ! Fit after self-cal, rms=0.285229Jy sigma=0.002706 ! Inverting map ! Your choice of large map pixels excluded 0.0871% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0862808 Jy ! Component: 100 - total flux cleaned = 0.145659 Jy ! Total flux subtracted in 100 components = 0.145659 Jy ! Clean residual min=-0.028408 max=0.045788 Jy/beam ! Clean residual mean=-0.000030 rms=0.007207 Jy/beam ! Combined flux in latest and established models = 1.39883 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 37 components and 1.39883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233548Jy sigma=0.002167 ! Fit after self-cal, rms=0.230932Jy sigma=0.002147 ! Inverting map ! Your choice of large map pixels excluded 0.0871% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0513294 Jy ! Component: 100 - total flux cleaned = 0.0877946 Jy ! Total flux subtracted in 100 components = 0.0877946 Jy ! Clean residual min=-0.024795 max=0.047011 Jy/beam ! Clean residual mean=-0.000029 rms=0.006055 Jy/beam ! Combined flux in latest and established models = 1.48663 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 50 components and 1.48663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207931Jy sigma=0.001901 ! Fit after self-cal, rms=0.206774Jy sigma=0.001892 ! Inverting map ! Your choice of large map pixels excluded 0.0871% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Added new window around map position (-6.8, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0461741 Jy ! Component: 100 - total flux cleaned = 0.0780119 Jy ! Total flux subtracted in 100 components = 0.0780119 Jy ! Clean residual min=-0.021620 max=0.022570 Jy/beam ! Clean residual mean=-0.000027 rms=0.005070 Jy/beam ! Combined flux in latest and established models = 1.56464 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 68 components and 1.56464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187879Jy sigma=0.001687 ! Fit after self-cal, rms=0.187352Jy sigma=0.001683 ! Inverting map ! Your choice of large map pixels excluded 0.0871% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec 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 ! Your choice of large map pixels excluded 0.0871% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.884 mas, bmaj=2.176 mas, bpa=-7.883 degrees ! Estimated noise=691.861 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 = 0.0576727 Jy ! Component: 100 - total flux cleaned = 0.0978789 Jy ! Component: 150 - total flux cleaned = 0.128554 Jy ! Component: 200 - total flux cleaned = 0.152315 Jy ! Total flux subtracted in 200 components = 0.152315 Jy ! Clean residual min=-0.016106 max=0.024579 Jy/beam ! Clean residual mean=0.000007 rms=0.005189 Jy/beam ! Combined flux in latest and established models = 1.71695 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 96 components and 1.71695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165759Jy sigma=0.001426 ! Fit after self-cal, rms=0.164268Jy sigma=0.001413 ! Inverting map ! Your choice of large map pixels excluded 0.0871% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HH 1.00* HN 1.05 ! KK 0.96 KP 1.01 LA 0.98 MK 0.99 ! NL 1.01 NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 SC 0.93 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 HH 1.00* HN 1.01 ! KK 1.00* KP 0.99 LA 0.98 MK 1.06 ! NL 1.01 NY 1.00* ON 1.00* OV 1.03 ! PT 0.96 SC 1.00 WZ 1.00* ZC 1.00* ! ! A total of 27 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* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HH 1.00* HN 1.04 ! KK 0.96 KP 0.96 LA 0.97 MK 0.98 ! NL 0.99 NY 1.00* ON 1.00* OV 0.99 ! PT 0.97 SC 0.94 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 HH 1.00* HN 1.01 ! KK 1.00* KP 0.94 LA 0.95 MK 1.08 ! NL 0.99 NY 1.00* ON 1.00* OV 1.01 ! PT 0.95 SC 1.00 WZ 1.00* ZC 1.00* ! ! A total of 27 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* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HH 1.00* HN 1.03 ! KK 1.03 KP 0.99 LA 1.00 MK 1.01 ! NL 1.01 NY 1.00* ON 1.00* OV 1.03 ! PT 0.98 SC 0.99 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HH 1.00* HN 1.01 ! KK 1.00* KP 0.98 LA 1.00 MK 1.10 ! NL 1.01 NY 1.00* ON 1.00* OV 1.06 ! PT 0.96 SC 1.05 WZ 1.00* ZC 1.00* ! ! A total of 27 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* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HH 1.00* HN 1.04 ! KK 1.01 KP 0.99 LA 0.99 MK 1.04 ! NL 1.02 NY 1.00* ON 1.00* OV 1.02 ! PT 0.98 SC 0.99 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 HH 1.00* HN 1.02 ! KK 1.00* KP 0.97 LA 0.98 MK 1.10 ! NL 1.02 NY 1.00* ON 1.00* OV 1.05 ! PT 0.95 SC 1.07 WZ 1.00* ZC 1.00* ! ! A total of 27 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* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.164268Jy sigma=0.001413 ! Fit after self-cal, rms=0.154513Jy sigma=0.001306 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.9033 mas, bmaj=2.161 mas, bpa=-7.415 degrees ! Estimated noise=691.101 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 (-5.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0206646 Jy ! Component: 100 - total flux cleaned = 0.0314163 Jy ! Component: 150 - total flux cleaned = 0.0381004 Jy ! Component: 200 - total flux cleaned = 0.0416304 Jy ! Total flux subtracted in 200 components = 0.0416304 Jy ! Clean residual min=-0.008326 max=0.013375 Jy/beam ! Clean residual mean=0.000020 rms=0.002397 Jy/beam ! Combined flux in latest and established models = 1.75858 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 125 components and 1.75858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151336Jy sigma=0.001270 ! Fit after self-cal, rms=0.151056Jy sigma=0.001268 ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Added new window around map position (-3.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012426 Jy ! Component: 100 - total flux cleaned = 0.0165419 Jy ! Component: 150 - total flux cleaned = 0.0203122 Jy ! Component: 200 - total flux cleaned = 0.0223864 Jy ! Total flux subtracted in 200 components = 0.0223864 Jy ! Clean residual min=-0.007498 max=0.008058 Jy/beam ! Clean residual mean=0.000013 rms=0.001989 Jy/beam ! Combined flux in latest and established models = 1.78097 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 149 components and 1.78097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149390Jy sigma=0.001253 ! Fit after self-cal, rms=0.149157Jy sigma=0.001251 ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec 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=0.149157Jy sigma=0.001251 ! Fit after self-cal, rms=0.145826Jy sigma=0.001223 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.9027 mas, bmaj=2.163 mas, bpa=-7.387 degrees ! Estimated noise=690.323 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00727301 Jy ! Component: 100 - total flux cleaned = 0.0108717 Jy ! Component: 150 - total flux cleaned = 0.012607 Jy ! Component: 200 - total flux cleaned = 0.014107 Jy ! Total flux subtracted in 200 components = 0.014107 Jy ! Clean residual min=-0.006485 max=0.006295 Jy/beam ! Clean residual mean=0.000011 rms=0.001418 Jy/beam ! Combined flux in latest and established models = 1.79508 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 166 components and 1.79508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145285Jy sigma=0.001218 ! Fit after self-cal, rms=0.145218Jy sigma=0.001217 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec 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 = 0.00224176 Jy ! Component: 100 - total flux cleaned = 0.00387695 Jy ! Component: 150 - total flux cleaned = 0.00472724 Jy ! Component: 200 - total flux cleaned = 0.00550071 Jy ! Total flux subtracted in 200 components = 0.00550071 Jy ! Clean residual min=-0.006484 max=0.006025 Jy/beam ! Clean residual mean=0.000009 rms=0.001346 Jy/beam ! Combined flux in latest and established models = 1.80058 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 176 components and 1.80058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144964Jy sigma=0.001215 ! Fit after self-cal, rms=0.144926Jy sigma=0.001215 ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec 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=0.144926Jy sigma=0.001215 ! Fit after self-cal, rms=0.143420Jy sigma=0.001197 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.904 mas, bmaj=2.164 mas, bpa=-7.469 degrees ! Estimated noise=690.475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00351017 Jy ! Component: 100 - total flux cleaned = 0.0058267 Jy ! Component: 150 - total flux cleaned = 0.00738197 Jy ! Component: 200 - total flux cleaned = 0.00822281 Jy ! Total flux subtracted in 200 components = 0.00822281 Jy ! Clean residual min=-0.005180 max=0.005228 Jy/beam ! Clean residual mean=0.000008 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 1.8088 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 193 components and 1.8088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143168Jy sigma=0.001194 ! Fit after self-cal, rms=0.143136Jy sigma=0.001194 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec 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 = 0.000928352 Jy ! Component: 100 - total flux cleaned = 0.00193654 Jy ! Component: 150 - total flux cleaned = 0.00239461 Jy ! Component: 200 - total flux cleaned = 0.00274176 Jy ! Total flux subtracted in 200 components = 0.00274176 Jy ! Clean residual min=-0.005113 max=0.004939 Jy/beam ! Clean residual mean=0.000007 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 1.81154 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 202 components and 1.81154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143003Jy sigma=0.001193 ! Fit after self-cal, rms=0.142976Jy sigma=0.001193 ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.142976Jy sigma=0.001193 ! Fit after self-cal, rms=0.142977Jy sigma=0.001193 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=2.283 mas, bmaj=3.483 mas, bpa=-5.333 degrees ! Estimated noise=843.557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00258477 Jy ! Component: 100 - total flux cleaned = 0.00359654 Jy ! Component: 150 - total flux cleaned = 0.00438059 Jy ! Component: 200 - total flux cleaned = 0.00480031 Jy ! Total flux subtracted in 200 components = 0.00480031 Jy ! Clean residual min=-0.003447 max=0.004731 Jy/beam ! Clean residual mean=0.000014 rms=0.001119 Jy/beam ! Combined flux in latest and established models = 1.81634 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 214 components and 1.81634 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142905Jy sigma=0.001192 ! Fit after self-cal, rms=0.142878Jy sigma=0.001192 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec 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 = 0.000219704 Jy ! Component: 100 - total flux cleaned = 0.00073328 Jy ! Component: 150 - total flux cleaned = 0.000963364 Jy ! Component: 200 - total flux cleaned = 0.00119916 Jy ! Total flux subtracted in 200 components = 0.00119916 Jy ! Clean residual min=-0.003452 max=0.004580 Jy/beam ! Clean residual mean=0.000013 rms=0.001099 Jy/beam ! Combined flux in latest and established models = 1.81754 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 226 components and 1.81754 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142844Jy sigma=0.001191 ! Fit after self-cal, rms=0.142827Jy sigma=0.001191 ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec 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 ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.9041 mas, bmaj=2.164 mas, bpa=-7.496 degrees ! Estimated noise=690.115 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9041 x 2.164 at -7.496 degrees (North through East) ! Clean map min=-0.004409 max=1.0456 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=0.142827Jy sigma=0.001191 ! Fit after self-cal, rms=0.132241Jy sigma=0.001073 ! Inverting map and beam ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.9043 mas, bmaj=2.165 mas, bpa=-7.49 degrees ! Estimated noise=690.032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120888 Jy ! Component: 100 - total flux cleaned = 0.0017591 Jy ! Component: 150 - total flux cleaned = 0.00216934 Jy ! Component: 200 - total flux cleaned = 0.00247658 Jy ! Total flux subtracted in 200 components = 0.00247658 Jy ! Clean residual min=-0.004519 max=0.004294 Jy/beam ! Clean residual mean=0.000009 rms=0.000948 Jy/beam ! Combined flux in latest and established models = 1.82002 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 235 components and 1.82002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132118Jy sigma=0.001072 ! Fit after self-cal, rms=0.132105Jy sigma=0.001072 ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000137413 Jy ! Component: 100 - total flux cleaned = 0.000506417 Jy ! Component: 150 - total flux cleaned = 0.000643048 Jy ! Component: 200 - total flux cleaned = 0.000906969 Jy ! Total flux subtracted in 200 components = 0.000906969 Jy ! Clean residual min=-0.004440 max=0.004088 Jy/beam ! Clean residual mean=0.000009 rms=0.000928 Jy/beam ! Combined flux in latest and established models = 1.82093 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 239 components and 1.82093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132023Jy sigma=0.001071 ! Fit after self-cal, rms=0.132013Jy sigma=0.001071 ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132013Jy sigma=0.001071 ! Fit after self-cal, rms=0.131960Jy sigma=0.001071 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 ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.6955 mas, bmaj=1.804 mas, bpa=-5.295 degrees ! Estimated noise=1178.42 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.77176 Jy ! Component: 100 - total flux cleaned = 1.02663 Jy ! Component: 150 - total flux cleaned = 1.18204 Jy ! Component: 200 - total flux cleaned = 1.2889 Jy ! Total flux subtracted in 200 components = 1.2889 Jy ! Clean residual min=-0.025815 max=0.059684 Jy/beam ! Clean residual mean=0.000021 rms=0.007863 Jy/beam ! Combined flux in latest and established models = 1.2889 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 24 model components to the UV plane model. ! The established model now contains 24 components and 1.2889 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.9041 mas, bmaj=2.165 mas, bpa=-7.515 degrees ! Estimated noise=689.77 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 = 0.12781 Jy ! Component: 100 - total flux cleaned = 0.2113 Jy ! Component: 150 - total flux cleaned = 0.27371 Jy ! Component: 200 - total flux cleaned = 0.321598 Jy ! Total flux subtracted in 200 components = 0.321598 Jy ! Clean residual min=-0.016109 max=0.028134 Jy/beam ! Clean residual mean=0.000104 rms=0.005876 Jy/beam ! Combined flux in latest and established models = 1.61049 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 61 components and 1.61049 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0375087 Jy ! Component: 100 - total flux cleaned = 0.0672605 Jy ! Component: 150 - total flux cleaned = 0.0911959 Jy ! Component: 200 - total flux cleaned = 0.110674 Jy ! Total flux subtracted in 200 components = 0.110674 Jy ! Clean residual min=-0.008762 max=0.011753 Jy/beam ! Clean residual mean=0.000056 rms=0.002867 Jy/beam ! Combined flux in latest and established models = 1.72117 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 93 components and 1.72117 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=2.281 mas, bmaj=3.482 mas, bpa=-5.348 degrees ! Estimated noise=843.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0267287 Jy ! Component: 100 - total flux cleaned = 0.0446415 Jy ! Component: 150 - total flux cleaned = 0.0576036 Jy ! Component: 200 - total flux cleaned = 0.0673702 Jy ! Total flux subtracted in 200 components = 0.0673702 Jy ! Clean residual min=-0.004859 max=0.005685 Jy/beam ! Clean residual mean=0.000054 rms=0.001871 Jy/beam ! Combined flux in latest and established models = 1.78854 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 = 0.00752457 Jy ! Component: 100 - total flux cleaned = 0.0134082 Jy ! Component: 150 - total flux cleaned = 0.0180471 Jy ! Component: 200 - total flux cleaned = 0.0217202 Jy ! Total flux subtracted in 200 components = 0.0217202 Jy ! Clean residual min=-0.003282 max=0.004509 Jy/beam ! Clean residual mean=0.000031 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 1.81026 Jy ! Adding 118 model components to the UV plane model. ! The established model now contains 195 components and 1.81026 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! Estimated beam: bmin=0.9041 mas, bmaj=2.165 mas, bpa=-7.515 degrees ! Estimated noise=689.77 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00260817 Jy ! Component: 100 - total flux cleaned = 0.00419024 Jy ! Component: 150 - total flux cleaned = 0.00500859 Jy ! Component: 200 - total flux cleaned = 0.00617974 Jy ! Total flux subtracted in 200 components = 0.00617974 Jy ! Clean residual min=-0.004845 max=0.005306 Jy/beam ! Clean residual mean=0.000012 rms=0.001061 Jy/beam ! Combined flux in latest and established models = 1.81644 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 208 components and 1.81644 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132260Jy sigma=0.001075 ! Fit after self-cal, rms=0.132158Jy sigma=0.001075 wmodel J0006-0623_X_2008_04_02_pus_map.mod ! Writing 208 model components to file: J0006-0623_X_2008_04_02_pus_map.mod wobs J0006-0623_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0006-0623_X_2008_04_02_pus_uvs.fits wwins J0006-0623_X_2008_04_02_pus_map.win ! wwins: Wrote 5 windows to J0006-0623_X_2008_04_02_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000724173 Jy ! Component: 100 - total flux cleaned = 0.00150236 Jy ! Component: 150 - total flux cleaned = 0.00221392 Jy ! Component: 200 - total flux cleaned = 0.00302075 Jy ! Component: 250 - total flux cleaned = 0.00372771 Jy ! Component: 300 - total flux cleaned = 0.00453086 Jy ! Component: 350 - total flux cleaned = 0.00506922 Jy ! Component: 400 - total flux cleaned = 0.00547778 Jy ! Component: 450 - total flux cleaned = 0.00598807 Jy ! Component: 500 - total flux cleaned = 0.00642913 Jy ! Component: 550 - total flux cleaned = 0.00669808 Jy ! Component: 600 - total flux cleaned = 0.00685558 Jy ! Component: 650 - total flux cleaned = 0.00706227 Jy ! Component: 700 - total flux cleaned = 0.00711258 Jy ! Component: 750 - total flux cleaned = 0.00731164 Jy ! Component: 800 - total flux cleaned = 0.00740872 Jy ! Component: 850 - total flux cleaned = 0.00745701 Jy ! Component: 900 - total flux cleaned = 0.00750515 Jy ! Component: 950 - total flux cleaned = 0.0078301 Jy ! Component: 1000 - total flux cleaned = 0.00801227 Jy ! Component: 1050 - total flux cleaned = 0.00819216 Jy ! Component: 1100 - total flux cleaned = 0.00828091 Jy ! Component: 1150 - total flux cleaned = 0.00845596 Jy ! Component: 1200 - total flux cleaned = 0.00849908 Jy ! Component: 1250 - total flux cleaned = 0.0084992 Jy ! Component: 1300 - total flux cleaned = 0.00866751 Jy ! Component: 1350 - total flux cleaned = 0.00875079 Jy ! Component: 1400 - total flux cleaned = 0.00883352 Jy ! Component: 1450 - total flux cleaned = 0.00895535 Jy ! Component: 1500 - total flux cleaned = 0.00911695 Jy ! Component: 1550 - total flux cleaned = 0.00915696 Jy ! Component: 1600 - total flux cleaned = 0.00919623 Jy ! Component: 1650 - total flux cleaned = 0.00931306 Jy ! Component: 1700 - total flux cleaned = 0.00942893 Jy ! Component: 1750 - total flux cleaned = 0.00958181 Jy ! Component: 1800 - total flux cleaned = 0.00965738 Jy ! Component: 1850 - total flux cleaned = 0.00969461 Jy ! Component: 1900 - total flux cleaned = 0.00973176 Jy ! Component: 1950 - total flux cleaned = 0.00984252 Jy ! Component: 2000 - total flux cleaned = 0.00991539 Jy ! Total flux subtracted in 2048 components = 0.0099517 Jy ! Clean residual min=-0.001937 max=0.002517 Jy/beam ! Clean residual mean=0.000005 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 1.82639 Jy keep ! Adding 139 model components to the UV plane model. ! The established model now contains 346 components and 1.82639 Jy wmap "J0006-0623_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9041 x 2.165 at -7.515 degrees (North through East) ! Clean map min=-0.0036025 max=1.0431 Jy/beam ! Writing clean map to FITS file: J0006-0623_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.04306 invert ! Inverting map ! Your choice of large map pixels excluded 0.0885% of the data. ! The x-axis pixel size should ideally be below 0.1976 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000666477 device "J0006-0623_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0006-0623_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.191689 0.191689 0.383377 0.766755 1.53351 3.06702 6.13404 12.2681 24.5361 49.0723 98.1446 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.043 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9041 x 2.165 at -7.515 degrees (North through East) ! Clean map min=-0.0036025 max=1.0431 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0006-0623_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0006-0623_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0006-0623_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:43:14 2010