! Started logfile: J0730-1141_X_1999_05_10_pus_uvs.log on Mon Jan 14 12:38:39 2008 obs J0730-1141_X_1999_05_10_pus_uva.fits ! Reading UV FITS file: J0730-1141_X_1999_05_10_pus_uva.fits ! AN table 1: 184 integrations on 153 of 153 possible baselines. ! AN table 2: 63 integrations on 153 of 153 possible baselines. ! AN table 3: 67 integrations on 153 of 153 possible baselines. ! AN table 4: 71 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.141346 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 1759 lines of history. ! ! Reading 33304 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_1999_05_10_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 2421 telescope corrections were flagged in sub-array 1. ! A total of 812 telescope corrections were flagged in sub-array 2. ! A total of 521 telescope corrections were flagged in sub-array 3. ! A total of 810 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2421 telescope corrections were flagged in sub-array 1. ! A total of 812 telescope corrections were flagged in sub-array 2. ! A total of 521 telescope corrections were flagged in sub-array 3. ! A total of 810 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2421 telescope corrections were flagged in sub-array 1. ! A total of 812 telescope corrections were flagged in sub-array 2. ! A total of 521 telescope corrections were flagged in sub-array 3. ! A total of 810 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2421 telescope corrections were flagged in sub-array 1. ! A total of 812 telescope corrections were flagged in sub-array 2. ! A total of 521 telescope corrections were flagged in sub-array 3. ! A total of 810 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.798816Jy sigma=0.017952 ! Fit after self-cal, rms=1.348677Jy sigma=0.014247 ! 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 0.917% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.6108 mas, bmaj=1.365 mas, bpa=0.4369 degrees ! Estimated noise=948.596 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 = 1.60921 Jy ! Component: 100 - total flux cleaned = 2.04731 Jy ! Total flux subtracted in 100 components = 2.04731 Jy ! Clean residual min=-0.056271 max=0.194805 Jy/beam ! Clean residual mean=0.003321 rms=0.020266 Jy/beam ! Combined flux in latest and established models = 2.04731 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 2.04731 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.517043Jy sigma=0.005333 ! Fit after self-cal, rms=0.516892Jy sigma=0.005332 ! Inverting map ! Your choice of large map pixels excluded 0.917% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.221411 Jy ! Component: 100 - total flux cleaned = 0.347782 Jy ! Total flux subtracted in 100 components = 0.347782 Jy ! Clean residual min=-0.036040 max=0.069477 Jy/beam ! Clean residual mean=0.001734 rms=0.011487 Jy/beam ! Combined flux in latest and established models = 2.3951 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 2.3951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.352777Jy sigma=0.003238 ! Fit after self-cal, rms=0.352808Jy sigma=0.003237 ! Inverting map ! Your choice of large map pixels excluded 0.917% of the data. ! The x-axis pixel size should ideally be below 0.1608 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 0.917% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.84 mas, bmaj=2.062 mas, bpa=-4.552 degrees ! Estimated noise=395.684 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 = 0.140188 Jy ! Component: 100 - total flux cleaned = 0.209212 Jy ! Component: 150 - total flux cleaned = 0.245053 Jy ! Component: 200 - total flux cleaned = 0.26378 Jy ! Total flux subtracted in 200 components = 0.26378 Jy ! Clean residual min=-0.030841 max=0.056246 Jy/beam ! Clean residual mean=0.001236 rms=0.010484 Jy/beam ! Combined flux in latest and established models = 2.65888 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 35 components and 2.65888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.310274Jy sigma=0.002494 ! Fit after self-cal, rms=0.310074Jy sigma=0.002493 ! Inverting map ! Your choice of large map pixels excluded 0.917% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 222 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 GC 1.14 HH 0.93 ! HN 1.01 KK 0.93 KP 0.99 LA 0.98 ! MC 1.11 MK 0.98 NL 1.05 NY 1.00* ! ON 0.95 OV 1.01 PT 1.02 SC 1.02 ! WF 1.19 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GC 1.00* HH 0.94 ! HN 1.01 KK 1.00* KP 1.00 LA 0.98 ! MC 1.33 MK 1.00* NL 1.52 NY 1.00* ! ON 1.00* OV 1.00* PT 1.01 SC 1.10 ! WF 1.06 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.97 GC 1.00* HH 1.00* ! HN 1.02 KK 1.00 KP 0.99 LA 0.96 ! MC 1.00* MK 0.98 NL 1.07 NY 1.00* ! ON 1.00* OV 1.00 PT 1.01 SC 0.99 ! WF 1.32 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.96 GC 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 0.99 LA 0.96 ! MC 1.00* MK 1.00* NL 1.08 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! WF 1.04 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 222 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 GC 1.12 HH 0.91 ! HN 1.00 KK 0.94 KP 1.00 LA 0.97 ! MC 1.13 MK 0.97 NL 0.99 NY 1.00* ! ON 0.95 OV 0.99 PT 0.94 SC 1.00 ! WF 1.12 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HH 0.96 ! HN 1.00 KK 1.00* KP 1.04 LA 0.99 ! MC 1.34 MK 1.00* NL 1.44 NY 1.00* ! ON 1.00* OV 1.00* PT 0.93 SC 1.09 ! WF 1.12 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.96 GC 1.00* HH 1.00* ! HN 1.01 KK 1.01 KP 1.01 LA 0.97 ! MC 1.00* MK 0.98 NL 1.03 NY 1.00* ! ON 1.00* OV 0.98 PT 0.93 SC 0.98 ! WF 1.10 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.96 GC 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 1.00 LA 0.97 ! MC 1.00* MK 1.00* NL 1.04 NY 1.00* ! ON 1.00* OV 0.98 PT 0.92 SC 1.00 ! WF 1.09 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 222 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 GC 1.25 HH 1.06 ! HN 1.01 KK 1.02 KP 1.02 LA 0.97 ! MC 1.20 MK 0.96 NL 1.00 NY 1.00* ! ON 0.98 OV 1.02 PT 0.95 SC 1.02 ! WF 1.12 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 GC 1.00* HH 1.00 ! HN 1.03 KK 1.00* KP 1.07 LA 1.00 ! MC 1.40 MK 1.00* NL 1.71 NY 1.00* ! ON 1.00* OV 1.00* PT 0.95 SC 1.11 ! WF 1.13 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.99 GC 1.00* HH 1.00* ! HN 1.04 KK 1.09 KP 1.03 LA 0.97 ! MC 1.00* MK 0.99 NL 1.04 NY 1.00* ! ON 1.00* OV 1.01 PT 0.95 SC 1.00 ! WF 1.11 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 0.99 GC 1.00* HH 1.00* ! HN 0.92 KK 1.00* KP 1.02 LA 0.97 ! MC 1.00* MK 1.00* NL 1.05 NY 1.00* ! ON 1.00* OV 1.00 PT 0.94 SC 1.01 ! WF 1.09 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 222 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 GC 1.12 HH 1.06 ! HN 1.02 KK 0.98 KP 1.01 LA 0.99 ! MC 1.20 MK 0.97 NL 1.01 NY 1.00* ! ON 0.99 OV 1.02 PT 0.97 SC 0.98 ! WF 1.13 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* HH 1.10 ! HN 1.02 KK 1.00* KP 1.05 LA 1.02 ! MC 1.45 MK 1.00* NL 1.75 NY 1.00* ! ON 1.00* OV 1.00* PT 0.98 SC 1.07 ! WF 1.11 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.98 GC 1.00* HH 1.00* ! HN 1.03 KK 1.05 KP 1.02 LA 0.99 ! MC 1.00* MK 1.00 NL 1.05 NY 1.00* ! ON 1.00* OV 1.01 PT 0.97 SC 0.97 ! WF 1.09 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.97 GC 1.00* HH 1.00* ! HN 0.90 KK 1.00* KP 1.01 LA 0.99 ! MC 1.00* MK 1.00* NL 1.05 NY 1.00* ! ON 1.00* OV 1.01 PT 0.96 SC 0.94 ! WF 1.08 WZ 1.00* ! ! ! Fit before self-cal, rms=0.310074Jy sigma=0.002493 ! Fit after self-cal, rms=0.305258Jy sigma=0.002002 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.8472 mas, bmaj=2.121 mas, bpa=-5.013 degrees ! Estimated noise=401.717 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 (-1.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0378202 Jy ! Component: 100 - total flux cleaned = 0.0452951 Jy ! Component: 150 - total flux cleaned = 0.0462824 Jy ! Component: 200 - total flux cleaned = 0.046313 Jy ! Total flux subtracted in 200 components = 0.046313 Jy ! Clean residual min=-0.013695 max=0.013324 Jy/beam ! Clean residual mean=-0.000481 rms=0.004009 Jy/beam ! Combined flux in latest and established models = 2.70519 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 52 components and 2.70519 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301010Jy sigma=0.001929 ! Fit after self-cal, rms=0.300658Jy sigma=0.001920 ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 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=0.300658Jy sigma=0.001920 ! Fit after self-cal, rms=0.296309Jy sigma=0.001825 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.8462 mas, bmaj=2.116 mas, bpa=-4.927 degrees ! Estimated noise=401.214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0177951 Jy ! Component: 100 - total flux cleaned = 0.0238654 Jy ! Component: 150 - total flux cleaned = 0.0241443 Jy ! Component: 200 - total flux cleaned = 0.0243778 Jy ! Total flux subtracted in 200 components = 0.0243778 Jy ! Clean residual min=-0.010537 max=0.009651 Jy/beam ! Clean residual mean=0.000217 rms=0.002688 Jy/beam ! Combined flux in latest and established models = 2.72957 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 66 components and 2.72957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295333Jy sigma=0.001804 ! Fit after self-cal, rms=0.295091Jy sigma=0.001802 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 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 = 0.00400167 Jy ! Component: 100 - total flux cleaned = 0.00440188 Jy ! Component: 150 - total flux cleaned = 0.0045785 Jy ! Component: 200 - total flux cleaned = 0.00458314 Jy ! Total flux subtracted in 200 components = 0.00458314 Jy ! Clean residual min=-0.012259 max=0.009745 Jy/beam ! Clean residual mean=0.000108 rms=0.002622 Jy/beam ! Combined flux in latest and established models = 2.73415 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 78 components and 2.73415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294806Jy sigma=0.001797 ! Fit after self-cal, rms=0.294728Jy sigma=0.001797 ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 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=0.294728Jy sigma=0.001797 ! Fit after self-cal, rms=0.293738Jy sigma=0.001792 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.8462 mas, bmaj=2.112 mas, bpa=-4.899 degrees ! Estimated noise=400.972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00817389 Jy ! Component: 100 - total flux cleaned = 0.00886062 Jy ! Component: 150 - total flux cleaned = 0.00958686 Jy ! Component: 200 - total flux cleaned = 0.0100472 Jy ! Total flux subtracted in 200 components = 0.0100472 Jy ! Clean residual min=-0.009544 max=0.010088 Jy/beam ! Clean residual mean=0.000280 rms=0.002325 Jy/beam ! Combined flux in latest and established models = 2.7442 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 88 components and 2.7442 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293421Jy sigma=0.001787 ! Fit after self-cal, rms=0.293331Jy sigma=0.001786 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 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 = 0.00177785 Jy ! Component: 100 - total flux cleaned = 0.00223424 Jy ! Component: 150 - total flux cleaned = 0.00250154 Jy ! Component: 200 - total flux cleaned = 0.00262157 Jy ! Total flux subtracted in 200 components = 0.00262157 Jy ! Clean residual min=-0.010066 max=0.009982 Jy/beam ! Clean residual mean=0.000218 rms=0.002281 Jy/beam ! Combined flux in latest and established models = 2.74682 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 90 components and 2.74682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293183Jy sigma=0.001784 ! Fit after self-cal, rms=0.293145Jy sigma=0.001784 ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 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=0.293145Jy sigma=0.001784 ! Fit after self-cal, rms=0.292658Jy sigma=0.001782 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=2.38 mas, bmaj=3.969 mas, bpa=-0.2769 degrees ! Estimated noise=492.904 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00509269 Jy ! Component: 100 - total flux cleaned = 0.00666494 Jy ! Component: 150 - total flux cleaned = 0.00785157 Jy ! Component: 200 - total flux cleaned = 0.00859456 Jy ! Total flux subtracted in 200 components = 0.00859456 Jy ! Clean residual min=-0.007143 max=0.007896 Jy/beam ! Clean residual mean=0.000481 rms=0.002939 Jy/beam ! Combined flux in latest and established models = 2.75541 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 105 components and 2.75541 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292626Jy sigma=0.001781 ! Fit after self-cal, rms=0.292539Jy sigma=0.001780 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 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 = 0.000501054 Jy ! Component: 100 - total flux cleaned = 0.00129711 Jy ! Component: 150 - total flux cleaned = 0.00191467 Jy ! Component: 200 - total flux cleaned = 0.00217294 Jy ! Total flux subtracted in 200 components = 0.00217294 Jy ! Clean residual min=-0.007038 max=0.007796 Jy/beam ! Clean residual mean=0.000382 rms=0.002907 Jy/beam ! Combined flux in latest and established models = 2.75759 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 112 components and 2.75759 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292577Jy sigma=0.001781 ! Fit after self-cal, rms=0.292530Jy sigma=0.001780 ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 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 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.8464 mas, bmaj=2.113 mas, bpa=-4.904 degrees ! Estimated noise=400.903 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8464 x 2.113 at -4.904 degrees (North through East) ! Clean map min=-0.0077349 max=2.2364 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=0.292530Jy sigma=0.001780 ! Fit after self-cal, rms=0.374028Jy sigma=0.001499 ! Inverting map and beam ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.8464 mas, bmaj=2.115 mas, bpa=-4.997 degrees ! Estimated noise=400.128 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00146454 Jy ! Component: 100 - total flux cleaned = -0.00161787 Jy ! Component: 150 - total flux cleaned = -0.00175153 Jy ! Component: 200 - total flux cleaned = -0.00187135 Jy ! Total flux subtracted in 200 components = -0.00187135 Jy ! Clean residual min=-0.007907 max=0.009406 Jy/beam ! Clean residual mean=0.000189 rms=0.001996 Jy/beam ! Combined flux in latest and established models = 2.75571 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 126 components and 2.75571 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373899Jy sigma=0.001497 ! Fit after self-cal, rms=0.373865Jy sigma=0.001496 ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Added new window around map position (0.8, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00721657 Jy ! Component: 100 - total flux cleaned = 0.00795808 Jy ! Component: 150 - total flux cleaned = 0.00781662 Jy ! Component: 200 - total flux cleaned = 0.00756038 Jy ! Total flux subtracted in 200 components = 0.00756038 Jy ! Clean residual min=-0.008060 max=0.006027 Jy/beam ! Clean residual mean=0.000026 rms=0.001790 Jy/beam ! Combined flux in latest and established models = 2.76327 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 135 components and 2.76327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373610Jy sigma=0.001491 ! Fit after self-cal, rms=0.373553Jy sigma=0.001491 ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373553Jy sigma=0.001491 ! Fit after self-cal, rms=0.373601Jy sigma=0.001490 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 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.619 mas, bmaj=1.378 mas, bpa=0.7232 degrees ! Estimated noise=964.238 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.63072 Jy ! Component: 100 - total flux cleaned = 2.05823 Jy ! Component: 150 - total flux cleaned = 2.26569 Jy ! Component: 200 - total flux cleaned = 2.38259 Jy ! Total flux subtracted in 200 components = 2.38259 Jy ! Clean residual min=-0.019291 max=0.062801 Jy/beam ! Clean residual mean=0.001775 rms=0.007660 Jy/beam ! Combined flux in latest and established models = 2.38259 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 18 model components to the UV plane model. ! The established model now contains 18 components and 2.38259 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.8469 mas, bmaj=2.115 mas, bpa=-4.988 degrees ! Estimated noise=399.975 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 = 0.137608 Jy ! Component: 100 - total flux cleaned = 0.215067 Jy ! Component: 150 - total flux cleaned = 0.263436 Jy ! Component: 200 - total flux cleaned = 0.295973 Jy ! Total flux subtracted in 200 components = 0.295973 Jy ! Clean residual min=-0.009661 max=0.018822 Jy/beam ! Clean residual mean=0.002033 rms=0.004693 Jy/beam ! Combined flux in latest and established models = 2.67856 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 69 components and 2.67856 Jy ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 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 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=2.377 mas, bmaj=3.969 mas, bpa=-0.3149 degrees ! Estimated noise=491.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0356986 Jy ! Component: 100 - total flux cleaned = 0.0554429 Jy ! Component: 150 - total flux cleaned = 0.0671217 Jy ! Component: 200 - total flux cleaned = 0.0744509 Jy ! Total flux subtracted in 200 components = 0.0744509 Jy ! Clean residual min=-0.006437 max=0.007663 Jy/beam ! Clean residual mean=0.000726 rms=0.002801 Jy/beam ! Combined flux in latest and established models = 2.75301 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 = 0.00476646 Jy ! Component: 100 - total flux cleaned = 0.00793223 Jy ! Component: 150 - total flux cleaned = 0.00999134 Jy ! Component: 200 - total flux cleaned = 0.0104525 Jy ! Total flux subtracted in 200 components = 0.0104525 Jy ! Clean residual min=-0.005697 max=0.006641 Jy/beam ! Clean residual mean=0.000244 rms=0.002403 Jy/beam ! Combined flux in latest and established models = 2.76346 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 129 components and 2.76346 Jy ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.8469 mas, bmaj=2.115 mas, bpa=-4.988 degrees ! Estimated noise=399.975 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00233173 Jy ! Component: 100 - total flux cleaned = -0.00213586 Jy ! Component: 150 - total flux cleaned = -0.00197407 Jy ! Component: 200 - total flux cleaned = -0.00197604 Jy ! Total flux subtracted in 200 components = -0.00197604 Jy ! Clean residual min=-0.005531 max=0.005869 Jy/beam ! Clean residual mean=0.000166 rms=0.001643 Jy/beam ! Combined flux in latest and established models = 2.76149 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 145 components and 2.76149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373517Jy sigma=0.001491 ! Fit after self-cal, rms=0.373169Jy sigma=0.001490 wmodel J0730-1141_X_1999_05_10_pus_map.mod ! Writing 145 model components to file: J0730-1141_X_1999_05_10_pus_map.mod wobs J0730-1141_X_1999_05_10_pus_uvs.fits ! Writing UV FITS file: J0730-1141_X_1999_05_10_pus_uvs.fits wwins J0730-1141_X_1999_05_10_pus_map.win ! wwins: Wrote 3 windows to J0730-1141_X_1999_05_10_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 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131078 Jy ! Component: 100 - total flux cleaned = 0.00202476 Jy ! Component: 150 - total flux cleaned = 0.00260864 Jy ! Component: 200 - total flux cleaned = 0.00322521 Jy ! Component: 250 - total flux cleaned = 0.00381303 Jy ! Component: 300 - total flux cleaned = 0.00374214 Jy ! Component: 350 - total flux cleaned = 0.00367293 Jy ! Component: 400 - total flux cleaned = 0.00373798 Jy ! Component: 450 - total flux cleaned = 0.00380175 Jy ! Component: 500 - total flux cleaned = 0.00392718 Jy ! Component: 550 - total flux cleaned = 0.00386703 Jy ! Component: 600 - total flux cleaned = 0.00386709 Jy ! Component: 650 - total flux cleaned = 0.00374993 Jy ! Component: 700 - total flux cleaned = 0.00369237 Jy ! Component: 750 - total flux cleaned = 0.00369212 Jy ! Component: 800 - total flux cleaned = 0.00363705 Jy ! Component: 850 - total flux cleaned = 0.00358381 Jy ! Component: 900 - total flux cleaned = 0.00342533 Jy ! Component: 950 - total flux cleaned = 0.00347887 Jy ! Component: 1000 - total flux cleaned = 0.00347844 Jy ! Total flux subtracted in 1024 components = 0.0034276 Jy ! Clean residual min=-0.003245 max=0.002535 Jy/beam ! Clean residual mean=0.000039 rms=0.001069 Jy/beam ! Combined flux in latest and established models = 2.76491 Jy keep ! Adding 67 model components to the UV plane model. ! The established model now contains 211 components and 2.76491 Jy ![Exited script file: muppet] wmap "J0730-1141_X_1999_05_10_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8469 x 2.115 at -4.988 degrees (North through East) ! Clean map min=-0.0038985 max=2.2426 Jy/beam ! Writing clean map to FITS file: J0730-1141_X_1999_05_10_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.24262 invert ! Inverting map ! Your choice of large map pixels excluded 0.943% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00107143 device "J0730-1141_X_1999_05_10_pus\_map.eps/VPS" ! Attempting to open device: 'J0730-1141_X_1999_05_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.143328 0.143328 0.286656 0.573311 1.14662 2.29325 4.58649 9.17298 18.346 36.6919 73.3839 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.242 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8469 x 2.115 at -4.988 degrees (North through East) ! Clean map min=-0.0038985 max=2.2426 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0730-1141_X_1999_05_10_pus\_map.gif/vgif" ! Attempting to open device: 'J0730-1141_X_1999_05_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0730-1141_X_1999_05_10_pus_uvs.log closed on Mon Jan 14 12:38:57 2008