! Started logfile: J1337-1257_X_1999_03_08_pus_uvs.log on Thu Jan 3 18:34:54 2008 obs J1337-1257_X_1999_03_08_pus_uva.fits ! Reading UV FITS file: J1337-1257_X_1999_03_08_pus_uva.fits ! AN table 1: 51 integrations on 190 of 190 possible baselines. ! AN table 2: Unused. ! AN table 3: 66 integrations on 190 of 190 possible baselines. ! AN table 4: 244 integrations on 190 of 190 possible baselines. ! AN table 5: 25 integrations on 190 of 190 possible baselines. ! AN table 6: Unused. ! Apparent sampling: 0.103122 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1337-1257 ! ! 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 2585 lines of history. ! ! Reading 30252 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 J1337-1257_X_1999_03_08_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 685 telescope corrections were flagged in sub-array 1. ! A total of 1004 telescope corrections were flagged in sub-array 2. ! A total of 3859 telescope corrections were flagged in sub-array 3. ! A total of 300 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 685 telescope corrections were flagged in sub-array 1. ! A total of 1004 telescope corrections were flagged in sub-array 2. ! A total of 3859 telescope corrections were flagged in sub-array 3. ! A total of 300 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 685 telescope corrections were flagged in sub-array 1. ! A total of 1089 telescope corrections were flagged in sub-array 2. ! A total of 3920 telescope corrections were flagged in sub-array 3. ! A total of 300 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 713 telescope corrections were flagged in sub-array 1. ! A total of 1004 telescope corrections were flagged in sub-array 2. ! A total of 3920 telescope corrections were flagged in sub-array 3. ! A total of 300 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=2.381515Jy sigma=0.018925 ! Fit after self-cal, rms=1.574180Jy sigma=0.012891 ! 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 5.02% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Estimated beam: bmin=0.5552 mas, bmaj=1.104 mas, bpa=-1.955 degrees ! Estimated noise=1325.23 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 = 1.77013 Jy ! Component: 100 - total flux cleaned = 2.2491 Jy ! Total flux subtracted in 100 components = 2.2491 Jy ! Clean residual min=-0.108760 max=0.210487 Jy/beam ! Clean residual mean=0.001882 rms=0.034818 Jy/beam ! Combined flux in latest and established models = 2.2491 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 2.2491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.833404Jy sigma=0.005805 ! Fit after self-cal, rms=0.833245Jy sigma=0.005804 ! Inverting map ! Your choice of large map pixels excluded 5.02% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.234023 Jy ! Component: 100 - total flux cleaned = 0.359489 Jy ! Total flux subtracted in 100 components = 0.359489 Jy ! Clean residual min=-0.103724 max=0.140185 Jy/beam ! Clean residual mean=0.000853 rms=0.029272 Jy/beam ! Combined flux in latest and established models = 2.60859 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 2.60859 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.763254Jy sigma=0.005162 ! Fit after self-cal, rms=0.763124Jy sigma=0.005161 ! Inverting map ! Your choice of large map pixels excluded 5.02% of the data. ! The x-axis pixel size should ideally be below 0.1613 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 5.02% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Estimated beam: bmin=0.7151 mas, bmaj=1.65 mas, bpa=-6.168 degrees ! Estimated noise=554.836 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 = 0.0125757 Jy ! Component: 100 - total flux cleaned = 0.0151972 Jy ! Component: 150 - total flux cleaned = 0.0152637 Jy ! Component: 200 - total flux cleaned = 0.0171496 Jy ! Total flux subtracted in 200 components = 0.0171496 Jy ! Clean residual min=-0.105692 max=0.156889 Jy/beam ! Clean residual mean=0.005506 rms=0.037338 Jy/beam ! Combined flux in latest and established models = 2.62574 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 2.62574 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.748920Jy sigma=0.005071 ! Fit after self-cal, rms=0.748822Jy sigma=0.005071 ! Inverting map ! Your choice of large map pixels excluded 5.02% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GC 1.00* GG 1.00* ! HN 1.01 KP 1.00* LA 1.51 NL 0.87 ! OV 1.00* PT 1.71 SC 1.02 WF 0.99 ! GN 0.98 HH 1.10 KK 1.00* MC 0.96 ! MK 1.00* NY 1.00* ON 1.21 WZ 1.56 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 2.08 GC 1.00* GG 1.00* ! HN 0.94 KP 0.94 LA 1.00* NL 0.83 ! OV 0.95 PT 0.96 SC 0.86 WF 0.93 ! GN 1.00 HH 1.00* KK 1.11 MC 1.00* ! MK 0.89 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 192 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HN 0.98 KP 0.94 LA 0.95 NL 0.83 ! OV 1.78 PT 0.95 SC 0.96 WF 0.95 ! GN 0.95 HH 0.87 KK 1.00* MC 0.99 ! MK 1.00* NY 1.00* ON 1.55 WZ 3.07 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.99 GC 1.34 GG 1.00* ! HN 1.00* KP 0.95 LA 1.00 NL 1.00* ! OV 0.97 PT 0.96 SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 0.91 MC 1.00* ! MK 0.93 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GC 1.00* GG 1.00* ! HN 0.99 KP 1.00* LA 1.64 NL 0.84 ! OV 1.00* PT 1.83 SC 1.00 WF 1.00 ! GN 0.97 HH 0.92 KK 1.00* MC 0.88 ! MK 1.00* NY 1.00* ON 1.31 WZ 1.56 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 2.05 GC 1.00* GG 1.00* ! HN 0.94 KP 0.94 LA 1.00* NL 0.81 ! OV 0.95 PT 0.95 SC 0.84 WF 0.92 ! GN 1.01 HH 1.00* KK 1.12 MC 1.00* ! MK 0.88 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 192 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.97 GC 1.00* GG 1.00* ! HN 0.97 KP 0.95 LA 0.95 NL 0.83 ! OV 1.88 PT 0.94 SC 0.95 WF 0.96 ! GN 0.95 HH 0.85 KK 1.00* MC 0.73 ! MK 1.00* NY 1.00* ON 1.25 WZ 2.42 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.00 GC 1.32 GG 1.00* ! HN 1.00* KP 0.96 LA 0.99 NL 1.00* ! OV 0.97 PT 0.96 SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 0.90 MC 1.00* ! MK 0.93 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HN 0.98 KP 1.00* LA 1.65 NL 0.80 ! OV 1.00* PT 1.88 SC 1.02 WF 0.95 ! GN 0.98 HH 1.77 KK 1.00* MC 0.84 ! MK 1.00* NY 1.00* ON 1.25 WZ 1.60 ! ! A total of 57 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.26 GC 1.00* GG 1.00* ! HN 0.91 KP 0.96 LA 1.00* NL 0.77 ! OV 0.95 PT 0.98 SC 0.82 WF 0.93 ! GN 0.94 HH 1.00* KK 1.16 MC 1.00* ! MK 0.88 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 192 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HN 0.95 KP 0.94 LA 0.94 NL 0.80 ! OV 1.91 PT 0.94 SC 0.95 WF 0.95 ! GN 0.93 HH 0.93 KK 1.00* MC 0.90 ! MK 1.00* NY 1.00* ON 1.01 WZ 0.80 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.99 GC 1.22 GG 1.00* ! HN 1.00* KP 0.95 LA 1.00 NL 1.00* ! OV 0.96 PT 0.97 SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 0.89 MC 1.00* ! MK 0.91 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* GG 1.00* ! HN 1.01 KP 1.00* LA 1.65 NL 0.85 ! OV 1.00* PT 1.85 SC 1.03 WF 1.00* ! GN 0.96 HH 1.13 KK 1.00* MC 0.85 ! MK 1.00* NY 1.00* ON 1.30 WZ 1.67 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.42 GC 1.00* GG 1.00* ! HN 0.92 KP 0.93 LA 1.00* NL 0.81 ! OV 0.93 PT 0.95 SC 0.83 WF 0.93 ! GN 0.94 HH 1.00* KK 1.12 MC 1.00* ! MK 0.87 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 192 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HN 0.97 KP 0.93 LA 0.94 NL 0.81 ! OV 1.90 PT 0.93 SC 0.94 WF 0.95 ! GN 0.93 HH 1.06 KK 1.00* MC 0.91 ! MK 1.00* NY 1.00* ON 1.00 WZ 0.80 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.98 GC 1.29 GG 1.00* ! HN 1.00* KP 0.94 LA 0.99 NL 1.00* ! OV 0.96 PT 0.96 SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 0.89 MC 1.00* ! MK 0.92 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.748822Jy sigma=0.005071 ! Fit after self-cal, rms=0.780162Jy sigma=0.002327 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Estimated beam: bmin=0.7643 mas, bmaj=1.648 mas, bpa=-3.572 degrees ! Estimated noise=571.415 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 = -0.00134165 Jy ! Component: 100 - total flux cleaned = -0.00134553 Jy ! Component: 150 - total flux cleaned = -0.00183282 Jy ! Component: 200 - total flux cleaned = -0.00184418 Jy ! Total flux subtracted in 200 components = -0.00184418 Jy ! Clean residual min=-0.027527 max=0.038795 Jy/beam ! Clean residual mean=0.001776 rms=0.010928 Jy/beam ! Combined flux in latest and established models = 2.62389 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 22 components and 2.62389 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.780414Jy sigma=0.002314 ! Fit after self-cal, rms=0.782162Jy sigma=0.002311 ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 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=0.782162Jy sigma=0.002311 ! Fit after self-cal, rms=2.156815Jy sigma=0.002229 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Estimated beam: bmin=0.7692 mas, bmaj=1.646 mas, bpa=-3.623 degrees ! Estimated noise=572.464 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00227761 Jy ! Component: 100 - total flux cleaned = -0.00285245 Jy ! Component: 150 - total flux cleaned = -0.00333276 Jy ! Component: 200 - total flux cleaned = -0.00334107 Jy ! Total flux subtracted in 200 components = -0.00334107 Jy ! Clean residual min=-0.024377 max=0.038254 Jy/beam ! Clean residual mean=0.001963 rms=0.010491 Jy/beam ! Combined flux in latest and established models = 2.62055 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 22 components and 2.62055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.157030Jy sigma=0.002213 ! Fit after self-cal, rms=2.156995Jy sigma=0.002213 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 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 = 0.000414831 Jy ! Component: 100 - total flux cleaned = 0.000429701 Jy ! Component: 150 - total flux cleaned = 0.00106198 Jy ! Component: 200 - total flux cleaned = 0.00135616 Jy ! Total flux subtracted in 200 components = 0.00135616 Jy ! Clean residual min=-0.023903 max=0.038615 Jy/beam ! Clean residual mean=0.001918 rms=0.010386 Jy/beam ! Combined flux in latest and established models = 2.62191 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 23 components and 2.62191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.157018Jy sigma=0.002206 ! Fit after self-cal, rms=2.157011Jy sigma=0.002206 ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 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=2.157011Jy sigma=0.002206 ! Fit after self-cal, rms=2.072990Jy sigma=0.002202 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Estimated beam: bmin=0.7723 mas, bmaj=1.652 mas, bpa=-3.701 degrees ! Estimated noise=573.566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.27213e-05 Jy ! Component: 100 - total flux cleaned = 4.21268e-05 Jy ! Component: 150 - total flux cleaned = 4.5398e-05 Jy ! Component: 200 - total flux cleaned = 0.000383301 Jy ! Total flux subtracted in 200 components = 0.000383301 Jy ! Clean residual min=-0.023063 max=0.039787 Jy/beam ! Clean residual mean=0.002043 rms=0.010327 Jy/beam ! Combined flux in latest and established models = 2.62229 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 23 components and 2.62229 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.073074Jy sigma=0.002194 ! Fit after self-cal, rms=2.072980Jy sigma=0.002194 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 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 = 0.000300033 Jy ! Component: 100 - total flux cleaned = 0.000857482 Jy ! Component: 150 - total flux cleaned = 0.00113191 Jy ! Component: 200 - total flux cleaned = 0.00165168 Jy ! Total flux subtracted in 200 components = 0.00165168 Jy ! Clean residual min=-0.022671 max=0.039615 Jy/beam ! Clean residual mean=0.001989 rms=0.010240 Jy/beam ! Combined flux in latest and established models = 2.62394 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 24 components and 2.62394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.072959Jy sigma=0.002189 ! Fit after self-cal, rms=2.072949Jy sigma=0.002189 ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 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=2.072949Jy sigma=0.002189 ! Fit after self-cal, rms=2.073835Jy sigma=0.002188 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Estimated beam: bmin=2.032 mas, bmaj=3.398 mas, bpa=-13.15 degrees ! Estimated noise=725.438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220514 Jy ! Component: 100 - total flux cleaned = 0.0254044 Jy ! Component: 150 - total flux cleaned = 0.026023 Jy ! Component: 200 - total flux cleaned = 0.0269057 Jy ! Total flux subtracted in 200 components = 0.0269057 Jy ! Clean residual min=-0.028884 max=0.046270 Jy/beam ! Clean residual mean=0.002970 rms=0.016340 Jy/beam ! Combined flux in latest and established models = 2.65085 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 26 components and 2.65085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.073303Jy sigma=0.002198 ! Fit after self-cal, rms=2.073216Jy sigma=0.002196 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 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 = 0.00168717 Jy ! Component: 100 - total flux cleaned = 0.00166254 Jy ! Component: 150 - total flux cleaned = 0.00166794 Jy ! Component: 200 - total flux cleaned = 0.00249475 Jy ! Total flux subtracted in 200 components = 0.00249475 Jy ! Clean residual min=-0.028503 max=0.045255 Jy/beam ! Clean residual mean=0.002788 rms=0.016171 Jy/beam ! Combined flux in latest and established models = 2.65334 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 27 components and 2.65334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.073107Jy sigma=0.002202 ! Fit after self-cal, rms=2.073061Jy sigma=0.002201 ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 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 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Estimated beam: bmin=0.774 mas, bmaj=1.655 mas, bpa=-3.724 degrees ! Estimated noise=574.409 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.774 x 1.655 at -3.724 degrees (North through East) ! Clean map min=-0.021458 max=2.3326 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=2.073061Jy sigma=0.002201 ! Fit after self-cal, rms=10.649881Jy sigma=0.002050 ! Inverting map and beam ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Estimated beam: bmin=0.7695 mas, bmaj=1.652 mas, bpa=-3.661 degrees ! Estimated noise=574.571 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00202157 Jy ! Component: 100 - total flux cleaned = -0.00200837 Jy ! Component: 150 - total flux cleaned = -0.00201331 Jy ! Component: 200 - total flux cleaned = -0.00201211 Jy ! Total flux subtracted in 200 components = -0.00201211 Jy ! Clean residual min=-0.022679 max=0.036501 Jy/beam ! Clean residual mean=0.001482 rms=0.010008 Jy/beam ! Combined flux in latest and established models = 2.65133 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 27 components and 2.65133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=10.649916Jy sigma=0.002042 ! Fit after self-cal, rms=10.650189Jy sigma=0.002042 ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.25344e-05 Jy ! Component: 100 - total flux cleaned = 0.000166254 Jy ! Component: 150 - total flux cleaned = 0.000395679 Jy ! Component: 200 - total flux cleaned = 0.000820966 Jy ! Total flux subtracted in 200 components = 0.000820966 Jy ! Clean residual min=-0.022298 max=0.036661 Jy/beam ! Clean residual mean=0.001455 rms=0.009958 Jy/beam ! Combined flux in latest and established models = 2.65215 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 27 components and 2.65215 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=10.650171Jy sigma=0.002039 ! Fit after self-cal, rms=10.650215Jy sigma=0.002039 ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=10.650215Jy sigma=0.002039 ! Fit after self-cal, rms=10.714845Jy sigma=0.002037 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 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Estimated beam: bmin=0.5779 mas, bmaj=1.096 mas, bpa=-0.3779 degrees ! Estimated noise=1410.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.74977 Jy ! Component: 100 - total flux cleaned = 2.17777 Jy ! Component: 150 - total flux cleaned = 2.37794 Jy ! Component: 200 - total flux cleaned = 2.48917 Jy ! Total flux subtracted in 200 components = 2.48917 Jy ! Clean residual min=-0.030058 max=0.055873 Jy/beam ! Clean residual mean=0.000757 rms=0.009832 Jy/beam ! Combined flux in latest and established models = 2.48917 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 12 model components to the UV plane model. ! The established model now contains 12 components and 2.48917 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Estimated beam: bmin=0.7715 mas, bmaj=1.656 mas, bpa=-3.708 degrees ! Estimated noise=575.227 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 = 0.094795 Jy ! Component: 100 - total flux cleaned = 0.135381 Jy ! Component: 150 - total flux cleaned = 0.154672 Jy ! Component: 200 - total flux cleaned = 0.162258 Jy ! Total flux subtracted in 200 components = 0.162258 Jy ! Clean residual min=-0.021882 max=0.040956 Jy/beam ! Clean residual mean=0.001567 rms=0.009983 Jy/beam ! Combined flux in latest and established models = 2.65143 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 19 components and 2.65143 Jy ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 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 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Estimated beam: bmin=2.031 mas, bmaj=3.385 mas, bpa=-13.04 degrees ! Estimated noise=729.044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0190824 Jy ! Component: 100 - total flux cleaned = 0.0228746 Jy ! Component: 150 - total flux cleaned = 0.0233506 Jy ! Component: 200 - total flux cleaned = 0.0238124 Jy ! Total flux subtracted in 200 components = 0.0238124 Jy ! Clean residual min=-0.028807 max=0.042143 Jy/beam ! Clean residual mean=0.001901 rms=0.016191 Jy/beam ! Combined flux in latest and established models = 2.67524 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 = 0.000652729 Jy ! Component: 100 - total flux cleaned = 0.00107204 Jy ! Component: 150 - total flux cleaned = 0.00147683 Jy ! Component: 200 - total flux cleaned = 0.00186198 Jy ! Total flux subtracted in 200 components = 0.00186198 Jy ! Clean residual min=-0.028772 max=0.040984 Jy/beam ! Clean residual mean=0.001760 rms=0.016061 Jy/beam ! Combined flux in latest and established models = 2.6771 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 21 components and 2.6771 Jy ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! Estimated beam: bmin=0.7715 mas, bmaj=1.656 mas, bpa=-3.708 degrees ! Estimated noise=575.227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00822398 Jy ! Component: 100 - total flux cleaned = -0.00954309 Jy ! Component: 150 - total flux cleaned = -0.0104486 Jy ! Component: 200 - total flux cleaned = -0.011259 Jy ! Total flux subtracted in 200 components = -0.011259 Jy ! Clean residual min=-0.022886 max=0.034489 Jy/beam ! Clean residual mean=0.001111 rms=0.009653 Jy/beam ! Combined flux in latest and established models = 2.66584 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 22 components and 2.66584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=10.714802Jy sigma=0.002034 ! Fit after self-cal, rms=10.714789Jy sigma=0.002033 wmodel J1337-1257_X_1999_03_08_pus_map.mod ! Writing 22 model components to file: J1337-1257_X_1999_03_08_pus_map.mod wobs J1337-1257_X_1999_03_08_pus_uvs.fits ! Writing UV FITS file: J1337-1257_X_1999_03_08_pus_uvs.fits wwins J1337-1257_X_1999_03_08_pus_map.win ! wwins: Wrote 1 windows to J1337-1257_X_1999_03_08_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 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0155907 Jy ! Component: 100 - total flux cleaned = 0.0294179 Jy ! Component: 150 - total flux cleaned = 0.042199 Jy ! Component: 200 - total flux cleaned = 0.0541076 Jy ! Component: 250 - total flux cleaned = 0.0643799 Jy ! Component: 300 - total flux cleaned = 0.0694612 Jy ! Component: 350 - total flux cleaned = 0.071891 Jy ! Component: 400 - total flux cleaned = 0.0742271 Jy ! Component: 450 - total flux cleaned = 0.0761057 Jy ! Component: 500 - total flux cleaned = 0.0779224 Jy ! Component: 550 - total flux cleaned = 0.079687 Jy ! Component: 600 - total flux cleaned = 0.0813966 Jy ! Component: 650 - total flux cleaned = 0.0820657 Jy ! Component: 700 - total flux cleaned = 0.0820682 Jy ! Component: 750 - total flux cleaned = 0.0823924 Jy ! Component: 800 - total flux cleaned = 0.0823946 Jy ! Component: 850 - total flux cleaned = 0.0823977 Jy ! Component: 900 - total flux cleaned = 0.0823967 Jy ! Component: 950 - total flux cleaned = 0.0820944 Jy ! Component: 1000 - total flux cleaned = 0.0820945 Jy ! Total flux subtracted in 1024 components = 0.0817996 Jy ! Clean residual min=-0.016312 max=0.014757 Jy/beam ! Clean residual mean=-0.001497 rms=0.006414 Jy/beam ! Combined flux in latest and established models = 2.74764 Jy keep ! Adding 79 model components to the UV plane model. ! The established model now contains 101 components and 2.74764 Jy ![Exited script file: muppet] wmap "J1337-1257_X_1999_03_08_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7715 x 1.656 at -3.708 degrees (North through East) ! Clean map min=-0.018835 max=2.3116 Jy/beam ! Writing clean map to FITS file: J1337-1257_X_1999_03_08_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.31164 invert ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.1613 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00635267 device "J1337-1257_X_1999_03_08_pus\_map.eps/VPS" ! Attempting to open device: 'J1337-1257_X_1999_03_08_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.824435 0.824435 1.64887 3.29774 6.59548 13.191 26.3819 52.7639 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.019 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.311 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7715 x 1.656 at -3.708 degrees (North through East) ! Clean map min=-0.018835 max=2.3116 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1337-1257_X_1999_03_08_pus\_map.gif/vgif" ! Attempting to open device: 'J1337-1257_X_1999_03_08_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1337-1257_X_1999_03_08_pus_uvs.log closed on Thu Jan 3 18:35:10 2008