! Started logfile: J1147-3812_X_2001_04_09_pus_uvs.log on Mon Oct 1 14:40:53 2007 obs J1147-3812_X_2001_04_09_pus_uva.fits ! Reading UV FITS file: J1147-3812_X_2001_04_09_pus_uva.fits ! AN table 1: 28 integrations on 190 of 190 possible baselines. ! AN table 2: 34 integrations on 190 of 190 possible baselines. ! AN table 3: 10 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0346491 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147-3812 ! ! 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 1926 lines of history. ! ! Reading 1896 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1147-3812_X_2001_04_09_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 = 256x256 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 527 telescope corrections were flagged in sub-array 1. ! A total of 575 telescope corrections were flagged in sub-array 2. ! A total of 200 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 527 telescope corrections were flagged in sub-array 1. ! A total of 575 telescope corrections were flagged in sub-array 2. ! A total of 200 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 527 telescope corrections were flagged in sub-array 1. ! A total of 575 telescope corrections were flagged in sub-array 2. ! A total of 200 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 527 telescope corrections were flagged in sub-array 1. ! A total of 575 telescope corrections were flagged in sub-array 2. ! A total of 200 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.787865Jy sigma=0.007188 ! Fit after self-cal, rms=0.697679Jy sigma=0.006825 ! 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 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Estimated beam: bmin=0.6269 mas, bmaj=1.188 mas, bpa=5.947 degrees ! Estimated noise=4182.86 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 = 1.25462 Jy ! Component: 100 - total flux cleaned = 1.53943 Jy ! Total flux subtracted in 100 components = 1.53943 Jy ! Clean residual min=-0.073778 max=0.110531 Jy/beam ! Clean residual mean=0.000320 rms=0.027796 Jy/beam ! Combined flux in latest and established models = 1.53943 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.53943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300923Jy sigma=0.002842 ! Fit after self-cal, rms=0.300783Jy sigma=0.002842 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1906 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 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Estimated beam: bmin=0.7318 mas, bmaj=1.691 mas, bpa=-2.706 degrees ! Estimated noise=1992.63 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 = 0.162864 Jy ! Component: 100 - total flux cleaned = 0.23749 Jy ! Component: 150 - total flux cleaned = 0.273458 Jy ! Component: 200 - total flux cleaned = 0.290848 Jy ! Total flux subtracted in 200 components = 0.290848 Jy ! Clean residual min=-0.030255 max=0.061820 Jy/beam ! Clean residual mean=0.002153 rms=0.014012 Jy/beam ! Combined flux in latest and established models = 1.83027 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 1.83027 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229121Jy sigma=0.001849 ! Fit after self-cal, rms=0.228840Jy sigma=0.001847 ! Inverting map ! Your choice of large map pixels excluded 2.93% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.07 KP 0.99 ! LA 0.99 MA 1.00* MC 1.00* MK 0.93 ! NL 1.20 NY 1.00* OV 0.98 PT 0.97 ! SC 1.01 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.08 KP 0.99 ! LA 0.99 MA 1.00* MC 1.00* MK 0.98 ! NL 1.16 NY 1.00* OV 0.98 PT 0.97 ! SC 1.01 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.04 KP 0.89 ! LA 1.01 MA 1.00* MC 1.00* MK 0.94 ! NL 1.14 NY 1.00* OV 0.95 PT 0.93 ! SC 1.00 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.06 KP 1.10 ! LA 0.98 MA 1.00* MC 1.00* MK 0.97 ! NL 1.15 NY 1.00* OV 0.93 PT 0.96 ! SC 1.01 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.228840Jy sigma=0.001847 ! Fit after self-cal, rms=0.160782Jy sigma=0.001268 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Estimated beam: bmin=0.721 mas, bmaj=2.113 mas, bpa=-3.942 degrees ! Estimated noise=2006.1 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 = 0.00737336 Jy ! Component: 100 - total flux cleaned = 0.00739359 Jy ! Component: 150 - total flux cleaned = 0.00740564 Jy ! Component: 200 - total flux cleaned = 0.00713319 Jy ! Total flux subtracted in 200 components = 0.00713319 Jy ! Clean residual min=-0.010781 max=0.027502 Jy/beam ! Clean residual mean=0.000467 rms=0.005435 Jy/beam ! Combined flux in latest and established models = 1.83741 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 20 components and 1.83741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159747Jy sigma=0.001261 ! Fit after self-cal, rms=0.159771Jy sigma=0.001259 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Added new window around map position (2, -4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0228037 Jy ! Component: 100 - total flux cleaned = 0.0294346 Jy ! Component: 150 - total flux cleaned = 0.0308273 Jy ! Component: 200 - total flux cleaned = 0.0309958 Jy ! Total flux subtracted in 200 components = 0.0309958 Jy ! Clean residual min=-0.009189 max=0.009773 Jy/beam ! Clean residual mean=-0.000079 rms=0.002755 Jy/beam ! Combined flux in latest and established models = 1.8684 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 1.8684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156892Jy sigma=0.001229 ! Fit after self-cal, rms=0.156785Jy sigma=0.001228 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 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=0.156785Jy sigma=0.001228 ! Fit after self-cal, rms=0.156295Jy sigma=0.001226 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Estimated beam: bmin=0.7199 mas, bmaj=2.113 mas, bpa=-3.998 degrees ! Estimated noise=2004.41 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00548056 Jy ! Component: 100 - total flux cleaned = 0.00705653 Jy ! Component: 150 - total flux cleaned = 0.00761832 Jy ! Component: 200 - total flux cleaned = 0.0077539 Jy ! Total flux subtracted in 200 components = 0.0077539 Jy ! Clean residual min=-0.007991 max=0.008554 Jy/beam ! Clean residual mean=-0.000059 rms=0.002444 Jy/beam ! Combined flux in latest and established models = 1.87616 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 45 components and 1.87616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155645Jy sigma=0.001221 ! Fit after self-cal, rms=0.155602Jy sigma=0.001221 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 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 = 0.000621996 Jy ! Component: 100 - total flux cleaned = 0.000989052 Jy ! Component: 150 - total flux cleaned = 0.000986222 Jy ! Component: 200 - total flux cleaned = 0.00098713 Jy ! Total flux subtracted in 200 components = 0.00098713 Jy ! Clean residual min=-0.007626 max=0.008027 Jy/beam ! Clean residual mean=-0.000076 rms=0.002349 Jy/beam ! Combined flux in latest and established models = 1.87714 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 46 components and 1.87714 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155253Jy sigma=0.001219 ! Fit after self-cal, rms=0.155229Jy sigma=0.001219 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 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=0.155229Jy sigma=0.001219 ! Fit after self-cal, rms=0.155184Jy sigma=0.001218 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Estimated beam: bmin=0.7195 mas, bmaj=2.115 mas, bpa=-4.042 degrees ! Estimated noise=2005.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235331 Jy ! Component: 100 - total flux cleaned = 0.00258219 Jy ! Component: 150 - total flux cleaned = 0.00278958 Jy ! Component: 200 - total flux cleaned = 0.00288589 Jy ! Total flux subtracted in 200 components = 0.00288589 Jy ! Clean residual min=-0.007120 max=0.007713 Jy/beam ! Clean residual mean=-0.000031 rms=0.002288 Jy/beam ! Combined flux in latest and established models = 1.88003 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 49 components and 1.88003 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154861Jy sigma=0.001216 ! Fit after self-cal, rms=0.154847Jy sigma=0.001216 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 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 = 0.000324227 Jy ! Component: 100 - total flux cleaned = 0.000512443 Jy ! Component: 150 - total flux cleaned = 0.00051368 Jy ! Component: 200 - total flux cleaned = 0.00059876 Jy ! Total flux subtracted in 200 components = 0.00059876 Jy ! Clean residual min=-0.007045 max=0.007447 Jy/beam ! Clean residual mean=-0.000042 rms=0.002228 Jy/beam ! Combined flux in latest and established models = 1.88063 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 52 components and 1.88063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154655Jy sigma=0.001215 ! Fit after self-cal, rms=0.154648Jy sigma=0.001214 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 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=0.154648Jy sigma=0.001214 ! Fit after self-cal, rms=0.154638Jy sigma=0.001214 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Estimated beam: bmin=2.599 mas, bmaj=9.26 mas, bpa=4.621 degrees ! Estimated noise=2677.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219124 Jy ! Component: 100 - total flux cleaned = 0.00246456 Jy ! Component: 150 - total flux cleaned = 0.00253527 Jy ! Component: 200 - total flux cleaned = 0.00260435 Jy ! Total flux subtracted in 200 components = 0.00260435 Jy ! Clean residual min=-0.006180 max=0.006964 Jy/beam ! Clean residual mean=-0.000009 rms=0.002703 Jy/beam ! Combined flux in latest and established models = 1.88323 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 57 components and 1.88323 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154576Jy sigma=0.001214 ! Fit after self-cal, rms=0.154577Jy sigma=0.001214 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 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 = 0.000448423 Jy ! Component: 100 - total flux cleaned = 0.000412751 Jy ! Component: 150 - total flux cleaned = 0.000447814 Jy ! Component: 200 - total flux cleaned = 0.00044895 Jy ! Total flux subtracted in 200 components = 0.00044895 Jy ! Clean residual min=-0.006112 max=0.007027 Jy/beam ! Clean residual mean=-0.000026 rms=0.002707 Jy/beam ! Combined flux in latest and established models = 1.88368 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 57 components and 1.88368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154528Jy sigma=0.001214 ! Fit after self-cal, rms=0.154527Jy sigma=0.001214 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 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 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Estimated beam: bmin=0.7192 mas, bmaj=2.116 mas, bpa=-4.079 degrees ! Estimated noise=2005.71 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7192 x 2.116 at -4.079 degrees (North through East) ! Clean map min=-0.0062581 max=1.6805 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=0.154527Jy sigma=0.001214 ! Fit after self-cal, rms=0.145359Jy sigma=0.001119 ! Inverting map and beam ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Estimated beam: bmin=0.7192 mas, bmaj=2.116 mas, bpa=-4.081 degrees ! Estimated noise=2005.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000142581 Jy ! Component: 100 - total flux cleaned = -0.000147222 Jy ! Component: 150 - total flux cleaned = -0.000144527 Jy ! Component: 200 - total flux cleaned = -7.17356e-06 Jy ! Total flux subtracted in 200 components = -7.17356e-06 Jy ! Clean residual min=-0.006352 max=0.007203 Jy/beam ! Clean residual mean=-0.000003 rms=0.002122 Jy/beam ! Combined flux in latest and established models = 1.88367 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 1.88367 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145209Jy sigma=0.001118 ! Fit after self-cal, rms=0.145207Jy sigma=0.001118 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.11054e-05 Jy ! Component: 100 - total flux cleaned = 0.000118021 Jy ! Component: 150 - total flux cleaned = 0.000181253 Jy ! Component: 200 - total flux cleaned = 0.000182515 Jy ! Total flux subtracted in 200 components = 0.000182515 Jy ! Clean residual min=-0.006282 max=0.007172 Jy/beam ! Clean residual mean=-0.000006 rms=0.002088 Jy/beam ! Combined flux in latest and established models = 1.88386 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 63 components and 1.88386 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145106Jy sigma=0.001117 ! Fit after self-cal, rms=0.145107Jy sigma=0.001117 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145107Jy sigma=0.001117 ! Fit after self-cal, rms=0.145128Jy sigma=0.001117 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 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Estimated beam: bmin=0.6038 mas, bmaj=1.733 mas, bpa=1.089 degrees ! Estimated noise=3475.82 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.27073 Jy ! Component: 100 - total flux cleaned = 1.56266 Jy ! Component: 150 - total flux cleaned = 1.68338 Jy ! Component: 200 - total flux cleaned = 1.75181 Jy ! Total flux subtracted in 200 components = 1.75181 Jy ! Clean residual min=-0.023545 max=0.036264 Jy/beam ! Clean residual mean=0.000086 rms=0.009529 Jy/beam ! Combined flux in latest and established models = 1.75181 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 11 model components to the UV plane model. ! The established model now contains 11 components and 1.75181 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Estimated beam: bmin=0.7192 mas, bmaj=2.117 mas, bpa=-4.111 degrees ! Estimated noise=2006.39 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 = 0.0519473 Jy ! Component: 100 - total flux cleaned = 0.0799128 Jy ! Component: 150 - total flux cleaned = 0.0973606 Jy ! Component: 200 - total flux cleaned = 0.109072 Jy ! Total flux subtracted in 200 components = 0.109072 Jy ! Clean residual min=-0.008518 max=0.007148 Jy/beam ! Clean residual mean=0.000373 rms=0.002922 Jy/beam ! Combined flux in latest and established models = 1.86088 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 28 components and 1.86088 Jy ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 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 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Estimated beam: bmin=2.598 mas, bmaj=9.264 mas, bpa=4.603 degrees ! Estimated noise=2678.83 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118175 Jy ! Component: 100 - total flux cleaned = 0.018039 Jy ! Component: 150 - total flux cleaned = 0.021448 Jy ! Component: 200 - total flux cleaned = 0.0233208 Jy ! Total flux subtracted in 200 components = 0.0233208 Jy ! Clean residual min=-0.006020 max=0.006170 Jy/beam ! Clean residual mean=0.000064 rms=0.002591 Jy/beam ! Combined flux in latest and established models = 1.8842 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 = 0.00080132 Jy ! Component: 100 - total flux cleaned = 0.000938603 Jy ! Component: 150 - total flux cleaned = 0.00106541 Jy ! Component: 200 - total flux cleaned = 0.00118066 Jy ! Total flux subtracted in 200 components = 0.00118066 Jy ! Clean residual min=-0.006006 max=0.006287 Jy/beam ! Clean residual mean=0.000018 rms=0.002578 Jy/beam ! Combined flux in latest and established models = 1.88539 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 51 components and 1.88539 Jy ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! Estimated beam: bmin=0.7192 mas, bmaj=2.117 mas, bpa=-4.111 degrees ! Estimated noise=2006.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102206 Jy ! Component: 100 - total flux cleaned = 0.00142648 Jy ! Component: 150 - total flux cleaned = 0.00176051 Jy ! Component: 200 - total flux cleaned = 0.00166145 Jy ! Total flux subtracted in 200 components = 0.00166145 Jy ! Clean residual min=-0.006017 max=0.007558 Jy/beam ! Clean residual mean=-0.000029 rms=0.002056 Jy/beam ! Combined flux in latest and established models = 1.88705 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 1.88705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145497Jy sigma=0.001119 ! Fit after self-cal, rms=0.145476Jy sigma=0.001119 wmodel J1147-3812_X_2001_04_09_pus_map.mod ! Writing 60 model components to file: J1147-3812_X_2001_04_09_pus_map.mod wobs J1147-3812_X_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J1147-3812_X_2001_04_09_pus_uvs.fits wwins J1147-3812_X_2001_04_09_pus_map.win ! wwins: Wrote 2 windows to J1147-3812_X_2001_04_09_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 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148271 Jy ! Component: 100 - total flux cleaned = 0.00210652 Jy ! Component: 150 - total flux cleaned = 0.00163954 Jy ! Component: 200 - total flux cleaned = 0.00111911 Jy ! Component: 250 - total flux cleaned = 0.000461151 Jy ! Component: 300 - total flux cleaned = -0.000164979 Jy ! Component: 350 - total flux cleaned = -0.000536492 Jy ! Component: 400 - total flux cleaned = -0.000961034 Jy ! Component: 450 - total flux cleaned = -0.00143528 Jy ! Component: 500 - total flux cleaned = -0.00182422 Jy ! Component: 550 - total flux cleaned = -0.00201109 Jy ! Component: 600 - total flux cleaned = -0.00207051 Jy ! Component: 650 - total flux cleaned = -0.00206861 Jy ! Component: 700 - total flux cleaned = -0.00206666 Jy ! Component: 750 - total flux cleaned = -0.00201025 Jy ! Component: 800 - total flux cleaned = -0.00195493 Jy ! Component: 850 - total flux cleaned = -0.00190215 Jy ! Component: 900 - total flux cleaned = -0.00179924 Jy ! Component: 950 - total flux cleaned = -0.0017999 Jy ! Component: 1000 - total flux cleaned = -0.00170041 Jy ! Total flux subtracted in 1024 components = -0.00160265 Jy ! Clean residual min=-0.002589 max=0.002730 Jy/beam ! Clean residual mean=-0.000018 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 1.88544 Jy keep ! Adding 63 model components to the UV plane model. ! The established model now contains 123 components and 1.88544 Jy ![Exited script file: muppet] wmap "J1147-3812_X_2001_04_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7192 x 2.117 at -4.111 degrees (North through East) ! Clean map min=-0.0053484 max=1.6736 Jy/beam ! Writing clean map to FITS file: J1147-3812_X_2001_04_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.6736 invert ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1906 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00109834 device "J1147-3812_X_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-3812_X_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.196882 0.196882 0.393764 0.787528 1.57506 3.15011 6.30022 12.6004 25.2009 50.4018 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.673 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7192 x 2.117 at -4.111 degrees (North through East) ! Clean map min=-0.0053484 max=1.6736 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-3812_X_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-3812_X_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1147-3812_X_2001_04_09_pus_uvs.log closed on Mon Oct 1 14:40:55 2007