! Started logfile: J0730-1141_X_2000_12_04_pus_uvs.log on Fri Oct 12 15:16:47 2007 obs J0730-1141_X_2000_12_04_pus_uva.fits ! Reading UV FITS file: J0730-1141_X_2000_12_04_pus_uva.fits ! AN table 1: 55 integrations on 190 of 190 possible baselines. ! AN table 2: 36 integrations on 190 of 190 possible baselines. ! AN table 3: 64 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.069202 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0730-1141 ! ! 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 2126 lines of history. ! ! Reading 8152 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 J0730-1141_X_2000_12_04_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 655 telescope corrections were flagged in sub-array 1. ! A total of 660 telescope corrections were flagged in sub-array 2. ! A total of 1247 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 655 telescope corrections were flagged in sub-array 1. ! A total of 660 telescope corrections were flagged in sub-array 2. ! A total of 1247 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 655 telescope corrections were flagged in sub-array 1. ! A total of 660 telescope corrections were flagged in sub-array 2. ! A total of 1247 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 655 telescope corrections were flagged in sub-array 1. ! A total of 669 telescope corrections were flagged in sub-array 2. ! A total of 1247 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=2.010414Jy sigma=0.020252 ! Fit after self-cal, rms=1.897330Jy sigma=0.019720 ! 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 0.765% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=0.6679 mas, bmaj=1.522 mas, bpa=2.306 degrees ! Estimated noise=1281.93 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 = 2.09857 Jy ! Component: 100 - total flux cleaned = 2.58651 Jy ! Total flux subtracted in 100 components = 2.58651 Jy ! Clean residual min=-0.075952 max=0.193351 Jy/beam ! Clean residual mean=0.002772 rms=0.026388 Jy/beam ! Combined flux in latest and established models = 2.58651 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 2.58651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.686045Jy sigma=0.004452 ! Fit after self-cal, rms=0.685880Jy sigma=0.004451 ! Inverting map ! Your choice of large map pixels excluded 0.765% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.215936 Jy ! Component: 100 - total flux cleaned = 0.331778 Jy ! Total flux subtracted in 100 components = 0.331778 Jy ! Clean residual min=-0.061801 max=0.067567 Jy/beam ! Clean residual mean=0.001236 rms=0.015166 Jy/beam ! Combined flux in latest and established models = 2.91829 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 2.91829 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.607371Jy sigma=0.002606 ! Fit after self-cal, rms=0.607018Jy sigma=0.002605 ! Inverting map ! Your choice of large map pixels excluded 0.765% of the data. ! The x-axis pixel size should ideally be below 0.1932 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 0.765% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=0.8909 mas, bmaj=2.101 mas, bpa=1.532 degrees ! Estimated noise=786.522 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 = 0.0753366 Jy ! Component: 100 - total flux cleaned = 0.113635 Jy ! Component: 150 - total flux cleaned = 0.134364 Jy ! Component: 200 - total flux cleaned = 0.145134 Jy ! Total flux subtracted in 200 components = 0.145134 Jy ! Clean residual min=-0.032736 max=0.051092 Jy/beam ! Clean residual mean=0.001872 rms=0.009080 Jy/beam ! Combined flux in latest and established models = 3.06342 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 3.06342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.598893Jy sigma=0.002333 ! Fit after self-cal, rms=0.598763Jy sigma=0.002332 ! Inverting map ! Your choice of large map pixels excluded 0.765% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Added new window around map position (-2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0462149 Jy ! Component: 100 - total flux cleaned = 0.0703974 Jy ! Component: 150 - total flux cleaned = 0.0751829 Jy ! Component: 200 - total flux cleaned = 0.0751788 Jy ! Total flux subtracted in 200 components = 0.0751788 Jy ! Clean residual min=-0.026770 max=0.024975 Jy/beam ! Clean residual mean=0.000166 rms=0.006625 Jy/beam ! Combined flux in latest and established models = 3.1386 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 3.1386 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.593831Jy sigma=0.002235 ! Fit after self-cal, rms=0.593485Jy sigma=0.002226 ! Inverting map ! Your choice of large map pixels excluded 0.765% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 0.98 KP 1.00 ! LA 1.02 MA 1.00* MC 1.00* MK 1.00 ! NL 1.03 NY 1.00* OV 1.00 PT 1.01 ! SC 1.01 TS 1.00* WF 1.03 WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.09 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.03 MC 0.98 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.95 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* 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 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.01 KK 1.00 KP 1.00 ! LA 1.01 MA 1.00* MC 1.00* MK 1.00 ! NL 0.98 NY 1.00* OV 1.00 PT 1.00 ! SC 1.01 TS 1.00* WF 1.04 WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.16 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.04 MC 0.97 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.97 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* 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 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 0.96 KP 0.99 ! LA 1.01 MA 1.00* MC 1.00* MK 1.02 ! NL 0.97 NY 1.00* OV 0.96 PT 0.97 ! SC 1.01 TS 1.00* WF 1.03 WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.08 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.02 MC 1.02 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.96 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* 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 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 0.97 KK 1.00 KP 1.00 ! LA 1.00 MA 1.00* MC 1.00* MK 0.98 ! NL 0.98 NY 1.00* OV 0.99 PT 0.96 ! SC 1.00 TS 1.00* WF 1.04 WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.08 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.00 MC 1.00 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 0.99 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* 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=0.593485Jy sigma=0.002226 ! Fit after self-cal, rms=0.278679Jy sigma=0.001515 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.9164 mas, bmaj=2.17 mas, bpa=0.8074 degrees ! Estimated noise=796.598 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 = 0.0152119 Jy ! Component: 100 - total flux cleaned = 0.0160369 Jy ! Component: 150 - total flux cleaned = 0.0163584 Jy ! Component: 200 - total flux cleaned = 0.0158132 Jy ! Total flux subtracted in 200 components = 0.0158133 Jy ! Clean residual min=-0.017905 max=0.017547 Jy/beam ! Clean residual mean=0.000966 rms=0.005032 Jy/beam ! Combined flux in latest and established models = 3.15442 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 52 components and 3.15442 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.277491Jy sigma=0.001494 ! Fit after self-cal, rms=0.277463Jy sigma=0.001493 ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 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=0.277463Jy sigma=0.001493 ! Fit after self-cal, rms=0.282736Jy sigma=0.001349 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.9188 mas, bmaj=2.175 mas, bpa=0.6698 degrees ! Estimated noise=797.108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00902873 Jy ! Component: 100 - total flux cleaned = 0.0104331 Jy ! Component: 150 - total flux cleaned = 0.010887 Jy ! Component: 200 - total flux cleaned = 0.0114747 Jy ! Total flux subtracted in 200 components = 0.0114747 Jy ! Clean residual min=-0.011936 max=0.011049 Jy/beam ! Clean residual mean=0.000837 rms=0.002475 Jy/beam ! Combined flux in latest and established models = 3.16589 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 3.16589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282240Jy sigma=0.001339 ! Fit after self-cal, rms=0.282151Jy sigma=0.001339 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 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 = 0.00160563 Jy ! Component: 100 - total flux cleaned = 0.00257246 Jy ! Component: 150 - total flux cleaned = 0.0029915 Jy ! Component: 200 - total flux cleaned = 0.00311462 Jy ! Total flux subtracted in 200 components = 0.00311462 Jy ! Clean residual min=-0.011179 max=0.010166 Jy/beam ! Clean residual mean=0.000771 rms=0.002395 Jy/beam ! Combined flux in latest and established models = 3.16901 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 80 components and 3.16901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281983Jy sigma=0.001335 ! Fit after self-cal, rms=0.281946Jy sigma=0.001335 ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 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=0.281946Jy sigma=0.001335 ! Fit after self-cal, rms=0.282953Jy sigma=0.001333 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.9189 mas, bmaj=2.176 mas, bpa=0.6287 degrees ! Estimated noise=797.416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00363253 Jy ! Component: 100 - total flux cleaned = 0.00547928 Jy ! Component: 150 - total flux cleaned = 0.00614568 Jy ! Component: 200 - total flux cleaned = 0.00638943 Jy ! Total flux subtracted in 200 components = 0.00638943 Jy ! Clean residual min=-0.010320 max=0.009469 Jy/beam ! Clean residual mean=0.000686 rms=0.002258 Jy/beam ! Combined flux in latest and established models = 3.1754 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 81 components and 3.1754 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282807Jy sigma=0.001330 ! Fit after self-cal, rms=0.282775Jy sigma=0.001330 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 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 = 0.000691599 Jy ! Component: 100 - total flux cleaned = 0.00102328 Jy ! Component: 150 - total flux cleaned = 0.00122651 Jy ! Component: 200 - total flux cleaned = 0.00132542 Jy ! Total flux subtracted in 200 components = 0.00132542 Jy ! Clean residual min=-0.009804 max=0.009134 Jy/beam ! Clean residual mean=0.000658 rms=0.002213 Jy/beam ! Combined flux in latest and established models = 3.17672 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 84 components and 3.17672 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282699Jy sigma=0.001328 ! Fit after self-cal, rms=0.282676Jy sigma=0.001328 ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 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=0.282676Jy sigma=0.001328 ! Fit after self-cal, rms=0.283441Jy sigma=0.001328 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=2.088 mas, bmaj=3.99 mas, bpa=-0.1296 degrees ! Estimated noise=958.219 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00559637 Jy ! Component: 100 - total flux cleaned = 0.00815213 Jy ! Component: 150 - total flux cleaned = 0.00860636 Jy ! Component: 200 - total flux cleaned = 0.0087607 Jy ! Total flux subtracted in 200 components = 0.0087607 Jy ! Clean residual min=-0.006075 max=0.010300 Jy/beam ! Clean residual mean=0.001043 rms=0.002345 Jy/beam ! Combined flux in latest and established models = 3.18548 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 88 components and 3.18548 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.283428Jy sigma=0.001327 ! Fit after self-cal, rms=0.283404Jy sigma=0.001327 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 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) ! Added new window around map position (1, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00856986 Jy ! Component: 100 - total flux cleaned = 0.0106266 Jy ! Component: 150 - total flux cleaned = 0.0108955 Jy ! Component: 200 - total flux cleaned = 0.0108981 Jy ! Total flux subtracted in 200 components = 0.0108981 Jy ! Clean residual min=-0.005508 max=0.007508 Jy/beam ! Clean residual mean=0.000532 rms=0.001772 Jy/beam ! Combined flux in latest and established models = 3.19638 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 118 components and 3.19638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.283213Jy sigma=0.001322 ! Fit after self-cal, rms=0.283193Jy sigma=0.001322 ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! Added new window around map position (-5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00642271 Jy ! Component: 100 - total flux cleaned = 0.0081793 Jy ! Component: 150 - total flux cleaned = 0.00902579 Jy ! Component: 200 - total flux cleaned = 0.00958005 Jy ! Total flux subtracted in 200 components = 0.00958005 Jy ! Clean residual min=-0.005028 max=0.003571 Jy/beam ! Clean residual mean=0.000131 rms=0.001242 Jy/beam ! Combined flux in latest and established models = 3.20596 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 144 components and 3.20596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.283037Jy sigma=0.001319 ! Fit after self-cal, rms=0.283026Jy sigma=0.001319 ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 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 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.919 mas, bmaj=2.177 mas, bpa=0.5944 degrees ! Estimated noise=797.707 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.919 x 2.177 at 0.5944 degrees (North through East) ! Clean map min=-0.0069029 max=2.7619 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=0.283026Jy sigma=0.001319 ! Fit after self-cal, rms=0.275174Jy sigma=0.001220 ! Inverting map and beam ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.9187 mas, bmaj=2.178 mas, bpa=0.5608 degrees ! Estimated noise=797.62 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126332 Jy ! Component: 100 - total flux cleaned = 0.00129341 Jy ! Component: 150 - total flux cleaned = 0.000908924 Jy ! Component: 200 - total flux cleaned = 0.000900904 Jy ! Total flux subtracted in 200 components = 0.000900904 Jy ! Clean residual min=-0.006736 max=0.004631 Jy/beam ! Clean residual mean=0.000012 rms=0.001338 Jy/beam ! Combined flux in latest and established models = 3.20686 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 175 components and 3.20686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.274884Jy sigma=0.001214 ! Fit after self-cal, rms=0.274864Jy sigma=0.001214 ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000170239 Jy ! Component: 100 - total flux cleaned = 0.000334798 Jy ! Component: 150 - total flux cleaned = 0.000494956 Jy ! Component: 200 - total flux cleaned = 0.000640985 Jy ! Total flux subtracted in 200 components = 0.000640985 Jy ! Clean residual min=-0.005882 max=0.004416 Jy/beam ! Clean residual mean=0.000004 rms=0.001205 Jy/beam ! Combined flux in latest and established models = 3.2075 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 186 components and 3.2075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.274680Jy sigma=0.001210 ! Fit after self-cal, rms=0.274673Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.274673Jy sigma=0.001210 ! Fit after self-cal, rms=0.275784Jy sigma=0.001210 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 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.6958 mas, bmaj=1.629 mas, bpa=1.102 degrees ! Estimated noise=1301.17 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.10591 Jy ! Component: 100 - total flux cleaned = 2.58997 Jy ! Component: 150 - total flux cleaned = 2.79312 Jy ! Component: 200 - total flux cleaned = 2.90228 Jy ! Total flux subtracted in 200 components = 2.90228 Jy ! Clean residual min=-0.027819 max=0.053792 Jy/beam ! Clean residual mean=0.001580 rms=0.009075 Jy/beam ! Combined flux in latest and established models = 2.90228 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 14 model components to the UV plane model. ! The established model now contains 14 components and 2.90228 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.9188 mas, bmaj=2.177 mas, bpa=0.5724 degrees ! Estimated noise=797.7 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 = 0.0869841 Jy ! Component: 100 - total flux cleaned = 0.139376 Jy ! Component: 150 - total flux cleaned = 0.17484 Jy ! Component: 200 - total flux cleaned = 0.200608 Jy ! Total flux subtracted in 200 components = 0.200608 Jy ! Clean residual min=-0.013785 max=0.014900 Jy/beam ! Clean residual mean=0.002207 rms=0.004173 Jy/beam ! Combined flux in latest and established models = 3.10289 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 59 components and 3.10289 Jy ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 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 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=2.088 mas, bmaj=3.989 mas, bpa=-0.1321 degrees ! Estimated noise=958.352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.032272 Jy ! Component: 100 - total flux cleaned = 0.052446 Jy ! Component: 150 - total flux cleaned = 0.0662162 Jy ! Component: 200 - total flux cleaned = 0.0760475 Jy ! Total flux subtracted in 200 components = 0.0760475 Jy ! Clean residual min=-0.006523 max=0.005527 Jy/beam ! Clean residual mean=0.001311 rms=0.002170 Jy/beam ! Combined flux in latest and established models = 3.17893 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 = 0.00726229 Jy ! Component: 100 - total flux cleaned = 0.0129058 Jy ! Component: 150 - total flux cleaned = 0.0174886 Jy ! Component: 200 - total flux cleaned = 0.0211308 Jy ! Total flux subtracted in 200 components = 0.0211308 Jy ! Clean residual min=-0.005176 max=0.003346 Jy/beam ! Clean residual mean=0.000400 rms=0.001259 Jy/beam ! Combined flux in latest and established models = 3.20007 Jy ! Adding 147 model components to the UV plane model. ! The established model now contains 191 components and 3.20007 Jy ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! Estimated beam: bmin=0.9188 mas, bmaj=2.177 mas, bpa=0.5724 degrees ! Estimated noise=797.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00158185 Jy ! Component: 100 - total flux cleaned = -0.000667467 Jy ! Component: 150 - total flux cleaned = -4.40637e-05 Jy ! Component: 200 - total flux cleaned = 0.00072211 Jy ! Total flux subtracted in 200 components = 0.00072211 Jy ! Clean residual min=-0.007382 max=0.004739 Jy/beam ! Clean residual mean=0.000174 rms=0.001373 Jy/beam ! Combined flux in latest and established models = 3.20079 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 215 components and 3.20079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276549Jy sigma=0.001216 ! Fit after self-cal, rms=0.276396Jy sigma=0.001214 wmodel J0730-1141_X_2000_12_04_pus_map.mod ! Writing 215 model components to file: J0730-1141_X_2000_12_04_pus_map.mod wobs J0730-1141_X_2000_12_04_pus_uvs.fits ! Writing UV FITS file: J0730-1141_X_2000_12_04_pus_uvs.fits wwins J0730-1141_X_2000_12_04_pus_map.win ! wwins: Wrote 4 windows to J0730-1141_X_2000_12_04_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 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.0027428 Jy ! Component: 100 - total flux cleaned = -0.00234125 Jy ! Component: 150 - total flux cleaned = -0.00151033 Jy ! Component: 200 - total flux cleaned = -0.000726064 Jy ! Component: 250 - total flux cleaned = -0.000110734 Jy ! Component: 300 - total flux cleaned = 0.000483152 Jy ! Component: 350 - total flux cleaned = 0.00118001 Jy ! Component: 400 - total flux cleaned = 0.00179396 Jy ! Component: 450 - total flux cleaned = 0.0022105 Jy ! Component: 500 - total flux cleaned = 0.00244281 Jy ! Component: 550 - total flux cleaned = 0.00278236 Jy ! Component: 600 - total flux cleaned = 0.00289361 Jy ! Component: 650 - total flux cleaned = 0.00327499 Jy ! Component: 700 - total flux cleaned = 0.00343642 Jy ! Component: 750 - total flux cleaned = 0.00364761 Jy ! Component: 800 - total flux cleaned = 0.00385605 Jy ! Component: 850 - total flux cleaned = 0.00416296 Jy ! Component: 900 - total flux cleaned = 0.00421331 Jy ! Component: 950 - total flux cleaned = 0.00451276 Jy ! Component: 1000 - total flux cleaned = 0.00480779 Jy ! Total flux subtracted in 1024 components = 0.00490512 Jy ! Clean residual min=-0.002666 max=0.002605 Jy/beam ! Clean residual mean=0.000088 rms=0.000980 Jy/beam ! Combined flux in latest and established models = 3.20569 Jy keep ! Adding 63 model components to the UV plane model. ! The established model now contains 274 components and 3.20569 Jy ![Exited script file: muppet] wmap "J0730-1141_X_2000_12_04_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9188 x 2.177 at 0.5724 degrees (North through East) ! Clean map min=-0.0065536 max=2.7688 Jy/beam ! Writing clean map to FITS file: J0730-1141_X_2000_12_04_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.76877 invert ! Inverting map ! Your choice of large map pixels excluded 0.449% of the data. ! The x-axis pixel size should ideally be below 0.1936 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000979463 device "J0730-1141_X_2000_12_04_pus\_map.eps/VPS" ! Attempting to open device: 'J0730-1141_X_2000_12_04_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.106126 0.106126 0.212252 0.424504 0.849008 1.69802 3.39603 6.79206 13.5841 27.1683 54.3365 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0029 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.768 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9188 x 2.177 at 0.5724 degrees (North through East) ! Clean map min=-0.0065536 max=2.7688 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0730-1141_X_2000_12_04_pus\_map.gif/vgif" ! Attempting to open device: 'J0730-1141_X_2000_12_04_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0730-1141_X_2000_12_04_pus_uvs.log closed on Fri Oct 12 15:16:52 2007