! Started logfile: J1753+4409_X_2003_06_18_pus_uvs.log on Wed Jan 17 18:05:58 2007 obs J1753+4409_X_2003_06_18_pus_uva.fits ! Reading UV FITS file: J1753+4409_X_2003_06_18_pus_uva.fits ! AN table 1: 97 integrations on 153 of 153 possible baselines. ! AN table 2: Unused. ! AN table 3: Unused. ! AN table 4: 251 integrations on 153 of 153 possible baselines. ! AN table 5: 248 integrations on 153 of 153 possible baselines. ! AN table 6: Unused. ! AN table 7: Unused. ! AN table 8: 203 integrations on 153 of 153 possible baselines. ! AN table 9: Unused. ! Apparent sampling: 0.45004 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1753+4409 ! ! 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 2231 lines of history. ! ! Reading 220064 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 float field_size field_size = 256 float field_cell field_cell = 0.2 float taper_size taper_size = 70. integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 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 931 telescope corrections were flagged in sub-array 1. ! A total of 3286 telescope corrections were flagged in sub-array 2. ! A total of 1749 telescope corrections were flagged in sub-array 3. ! A total of 3193 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 931 telescope corrections were flagged in sub-array 1. ! A total of 3104 telescope corrections were flagged in sub-array 2. ! A total of 1562 telescope corrections were flagged in sub-array 3. ! A total of 3193 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 931 telescope corrections were flagged in sub-array 1. ! A total of 3104 telescope corrections were flagged in sub-array 2. ! A total of 1562 telescope corrections were flagged in sub-array 3. ! A total of 3193 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 931 telescope corrections were flagged in sub-array 1. ! A total of 3104 telescope corrections were flagged in sub-array 2. ! A total of 1562 telescope corrections were flagged in sub-array 3. ! A total of 3193 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.810552Jy sigma=0.009560 ! Fit after self-cal, rms=0.637238Jy sigma=0.007229 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.48% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.56 mas, bmaj=0.713 mas, bpa=-15.59 degrees ! Estimated noise=553.341 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.329724 Jy ! Component: 100 - total flux cleaned = 0.478089 Jy ! Total flux subtracted in 100 components = 0.478089 Jy ! Clean residual min=-0.024553 max=0.069035 Jy/beam ! Clean residual mean=0.000743 rms=0.007598 Jy/beam ! Combined flux in latest and established models = 0.478089 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.478089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307027Jy sigma=0.003004 ! Fit after self-cal, rms=0.301158Jy sigma=0.002925 ! Inverting map ! Your choice of large map pixels excluded 2.48% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Added new window around map position (-0.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0905065 Jy ! Component: 100 - total flux cleaned = 0.140178 Jy ! Total flux subtracted in 100 components = 0.140178 Jy ! Clean residual min=-0.014694 max=0.043952 Jy/beam ! Clean residual mean=0.000401 rms=0.004237 Jy/beam ! Combined flux in latest and established models = 0.618267 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.618267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270045Jy sigma=0.002201 ! Fit after self-cal, rms=0.269088Jy sigma=0.002185 ! Inverting map ! Your choice of large map pixels excluded 2.48% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Added new window around map position (2.2, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0444942 Jy ! Component: 100 - total flux cleaned = 0.0715626 Jy ! Total flux subtracted in 100 components = 0.0715626 Jy ! Clean residual min=-0.010917 max=0.018549 Jy/beam ! Clean residual mean=0.000233 rms=0.002745 Jy/beam ! Combined flux in latest and established models = 0.68983 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.68983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260803Jy sigma=0.001957 ! Fit after self-cal, rms=0.260134Jy sigma=0.001947 ! Inverting map ! Your choice of large map pixels excluded 2.48% 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 = 0.0224237 Jy ! Component: 100 - total flux cleaned = 0.0378477 Jy ! Total flux subtracted in 100 components = 0.0378477 Jy ! Clean residual min=-0.008016 max=0.011839 Jy/beam ! Clean residual mean=0.000145 rms=0.002128 Jy/beam ! Combined flux in latest and established models = 0.727678 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.727678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257840Jy sigma=0.001871 ! Fit after self-cal, rms=0.257644Jy sigma=0.001869 ! Inverting map ! Your choice of large map pixels excluded 2.48% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Added new window around map position (1.4, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0144024 Jy ! Component: 100 - total flux cleaned = 0.0248178 Jy ! Total flux subtracted in 100 components = 0.0248178 Jy ! Clean residual min=-0.007645 max=0.009085 Jy/beam ! Clean residual mean=0.000089 rms=0.001844 Jy/beam ! Combined flux in latest and established models = 0.752496 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 35 components and 0.752495 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256626Jy sigma=0.001834 ! Fit after self-cal, rms=0.256496Jy sigma=0.001832 ! Inverting map ! Your choice of large map pixels excluded 2.48% 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 2.48% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.7167 mas, bmaj=0.9254 mas, bpa=-29.63 degrees ! Estimated noise=188.432 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 = 0.0148947 Jy ! Component: 100 - total flux cleaned = 0.0235175 Jy ! Component: 150 - total flux cleaned = 0.029337 Jy ! Component: 200 - total flux cleaned = 0.0320711 Jy ! Total flux subtracted in 200 components = 0.0320711 Jy ! Clean residual min=-0.005747 max=0.008065 Jy/beam ! Clean residual mean=-0.000157 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 0.784566 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 45 components and 0.784566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255836Jy sigma=0.001808 ! Fit after self-cal, rms=0.255667Jy sigma=0.001806 ! Inverting map ! Your choice of large map pixels excluded 2.48% 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 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 GG 1.00* HN 1.00* ! KK 0.94 KP 1.02 LA 0.99 MA 1.00* ! MK 0.93 NL 1.06 ON 1.00* OV 0.97 ! PT 0.98 SC 1.00* TC 1.00* TS 0.87 ! WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00* GG 1.00* HN 0.99 ! KK 1.00* KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 1.09 ON 0.96 OV 1.00* ! PT 1.00* SC 0.97 TC 1.00* TS 1.12 ! WF 1.20 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.99 GG 1.00* HN 0.97 ! KK 1.00* KP 1.01 LA 0.97 MA 1.00* ! MK 0.99 NL 1.10 ON 1.02 OV 0.97 ! PT 0.98 SC 0.97 TC 1.00* TS 1.06 ! WF 1.06 WZ 0.98 ! ! A total of 177 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.98 GG 1.00* HN 1.00* ! KK 1.00* KP 1.03 LA 0.99 MA 1.00* ! MK 1.00* NL 1.06 ON 1.00* OV 0.96 ! PT 0.97 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GG 1.00* HN 1.00* ! KK 0.95 KP 0.96 LA 0.99 MA 1.00* ! MK 0.96 NL 1.03 ON 1.00* OV 0.97 ! PT 1.02 SC 1.00* TC 1.00* TS 0.85 ! WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00* GG 1.00* HN 0.98 ! KK 1.00* KP 1.00* LA 1.00* MA 0.88 ! MK 1.00* NL 1.08 ON 0.96 OV 1.00* ! PT 1.00* SC 0.94 TC 1.00* TS 1.16 ! WF 1.20 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.98 GG 1.00* HN 0.98 ! KK 1.00* KP 0.96 LA 0.97 MA 1.19 ! MK 1.00 NL 1.05 ON 1.03 OV 0.96 ! PT 1.02 SC 0.94 TC 1.00* TS 1.06 ! WF 1.09 WZ 0.92 ! ! A total of 177 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.95 GG 1.00* HN 1.00* ! KK 1.00* KP 0.97 LA 0.99 MA 1.00* ! MK 1.00* NL 1.04 ON 1.00* OV 0.95 ! PT 1.04 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 GG 1.00* HN 1.00* ! KK 0.99 KP 1.00 LA 0.99 MA 1.00* ! MK 0.96 NL 1.00 ON 1.00* OV 1.02 ! PT 1.04 SC 1.00* TC 1.00* TS 0.83 ! WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00* GG 1.00* HN 0.97 ! KK 1.00* KP 1.00* LA 1.00* MA 0.80 ! MK 1.00* NL 1.03 ON 0.94 OV 1.00* ! PT 1.00* SC 0.97 TC 1.00* TS 1.14 ! WF 1.13 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.96 GG 1.00* HN 0.98 ! KK 1.00* KP 1.00 LA 0.98 MA 1.29 ! MK 0.98 NL 1.02 ON 1.06 OV 1.00 ! PT 1.05 SC 0.96 TC 1.00* TS 1.06 ! WF 1.03 WZ 0.94 ! ! A total of 177 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.96 GG 1.00* HN 1.00* ! KK 1.00* KP 1.01 LA 0.99 MA 1.00* ! MK 1.00* NL 1.02 ON 1.00* OV 1.01 ! PT 1.03 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 GG 1.00* HN 1.00* ! KK 0.99 KP 0.96 LA 0.97 MA 1.00* ! MK 1.01 NL 1.01 ON 1.00* OV 1.00 ! PT 1.05 SC 1.00* TC 1.00* TS 0.84 ! WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00* GG 1.00* HN 1.00 ! KK 1.00* KP 1.00* LA 1.00* MA 0.83 ! MK 1.00* NL 1.03 ON 0.96 OV 1.00* ! PT 1.00* SC 1.00 TC 1.00* TS 1.13 ! WF 1.09 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.95 GG 1.00* HN 1.00 ! KK 1.00* KP 0.96 LA 0.96 MA 1.22 ! MK 1.02 NL 1.03 ON 1.15 OV 0.99 ! PT 1.05 SC 1.00 TC 1.00* TS 1.06 ! WF 1.03 WZ 0.95 ! ! A total of 177 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.92 GG 1.00* HN 1.00* ! KK 1.00* KP 0.96 LA 0.96 MA 1.00* ! MK 1.00* NL 1.02 ON 1.00* OV 0.99 ! PT 1.05 SC 1.00* TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.255667Jy sigma=0.001806 ! Fit after self-cal, rms=0.267199Jy sigma=0.001765 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.49% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.712 mas, bmaj=0.9297 mas, bpa=-28.56 degrees ! Estimated noise=188.37 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 (3.2, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00325694 Jy ! Component: 100 - total flux cleaned = 0.00387433 Jy ! Component: 150 - total flux cleaned = 0.00428937 Jy ! Component: 200 - total flux cleaned = 0.00464568 Jy ! Total flux subtracted in 200 components = 0.00464568 Jy ! Clean residual min=-0.002241 max=0.002577 Jy/beam ! Clean residual mean=0.000129 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.789212 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 56 components and 0.789212 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267088Jy sigma=0.001762 ! Fit after self-cal, rms=0.267221Jy sigma=0.001762 ! Inverting map ! Your choice of large map pixels excluded 2.49% 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=0.267221Jy sigma=0.001762 ! Fit after self-cal, rms=0.267887Jy sigma=0.001762 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.49% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.7124 mas, bmaj=0.9307 mas, bpa=-28.46 degrees ! Estimated noise=188.403 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118971 Jy ! Component: 100 - total flux cleaned = 0.00170286 Jy ! Component: 150 - total flux cleaned = 0.00185145 Jy ! Component: 200 - total flux cleaned = 0.0020518 Jy ! Total flux subtracted in 200 components = 0.0020518 Jy ! Clean residual min=-0.002059 max=0.002302 Jy/beam ! Clean residual mean=0.000113 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.791264 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 58 components and 0.791264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267842Jy sigma=0.001761 ! Fit after self-cal, rms=0.267845Jy sigma=0.001761 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.49% 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 = 0.000497567 Jy ! Component: 100 - total flux cleaned = 0.000672153 Jy ! Component: 150 - total flux cleaned = 0.000774714 Jy ! Component: 200 - total flux cleaned = 0.000820419 Jy ! Total flux subtracted in 200 components = 0.000820419 Jy ! Clean residual min=-0.001883 max=0.002246 Jy/beam ! Clean residual mean=0.000104 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.792084 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 63 components and 0.792085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267825Jy sigma=0.001760 ! Fit after self-cal, rms=0.267825Jy sigma=0.001760 ! Inverting map ! Your choice of large map pixels excluded 2.49% 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=0.267825Jy sigma=0.001760 ! Fit after self-cal, rms=0.268545Jy sigma=0.001760 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.49% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.7134 mas, bmaj=0.9322 mas, bpa=-28.41 degrees ! Estimated noise=188.424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.99421e-05 Jy ! Component: 100 - total flux cleaned = 0.000303804 Jy ! Component: 150 - total flux cleaned = 0.000443867 Jy ! Component: 200 - total flux cleaned = 0.000568882 Jy ! Total flux subtracted in 200 components = 0.000568882 Jy ! Clean residual min=-0.001722 max=0.002211 Jy/beam ! Clean residual mean=0.000090 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.792653 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 0.792653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268529Jy sigma=0.001760 ! Fit after self-cal, rms=0.268534Jy sigma=0.001760 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.49% 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) ! Added new window around map position (9, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00222697 Jy ! Component: 100 - total flux cleaned = 0.00335284 Jy ! Component: 150 - total flux cleaned = 0.00382451 Jy ! Component: 200 - total flux cleaned = 0.00397916 Jy ! Total flux subtracted in 200 components = 0.00397916 Jy ! Clean residual min=-0.001621 max=0.001960 Jy/beam ! Clean residual mean=0.000051 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.796633 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 77 components and 0.796632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268515Jy sigma=0.001759 ! Fit after self-cal, rms=0.268510Jy sigma=0.001759 ! Inverting map ! Your choice of large map pixels excluded 2.49% 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=0.268510Jy sigma=0.001759 ! Fit after self-cal, rms=0.269058Jy sigma=0.001759 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.49% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=2.298 mas, bmaj=2.736 mas, bpa=-24.67 degrees ! Estimated noise=255.744 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138852 Jy ! Component: 100 - total flux cleaned = 0.00159807 Jy ! Component: 150 - total flux cleaned = 0.00174032 Jy ! Component: 200 - total flux cleaned = 0.00184785 Jy ! Total flux subtracted in 200 components = 0.00184785 Jy ! Clean residual min=-0.001745 max=0.002122 Jy/beam ! Clean residual mean=0.000091 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.79848 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 90 components and 0.79848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269056Jy sigma=0.001759 ! Fit after self-cal, rms=0.269062Jy sigma=0.001759 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.49% 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 = 0.000296537 Jy ! Component: 100 - total flux cleaned = 0.000408221 Jy ! Component: 150 - total flux cleaned = 0.000408818 Jy ! Component: 200 - total flux cleaned = 0.000409535 Jy ! Total flux subtracted in 200 components = 0.000409535 Jy ! Clean residual min=-0.001744 max=0.002009 Jy/beam ! Clean residual mean=0.000079 rms=0.000582 Jy/beam ! Combined flux in latest and established models = 0.79889 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 95 components and 0.79889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269063Jy sigma=0.001759 ! Fit after self-cal, rms=0.269063Jy sigma=0.001759 ! Inverting map ! Your choice of large map pixels excluded 2.49% 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 2.49% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.7139 mas, bmaj=0.9332 mas, bpa=-28.34 degrees ! Estimated noise=188.379 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7139 x 0.9332 at -28.34 degrees (North through East) ! Clean map min=-0.0013263 max=0.44724 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 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 2.49% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.5536 mas, bmaj=0.7194 mas, bpa=-15.58 degrees ! Estimated noise=559.555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.333503 Jy ! Component: 100 - total flux cleaned = 0.492498 Jy ! Component: 150 - total flux cleaned = 0.573737 Jy ! Component: 200 - total flux cleaned = 0.623824 Jy ! Total flux subtracted in 200 components = 0.623824 Jy ! Clean residual min=-0.009730 max=0.027101 Jy/beam ! Clean residual mean=0.000396 rms=0.003142 Jy/beam ! Combined flux in latest and established models = 0.623824 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.623823 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.49% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.7139 mas, bmaj=0.9332 mas, bpa=-28.34 degrees ! Estimated noise=188.379 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 = 0.0545448 Jy ! Component: 100 - total flux cleaned = 0.0891386 Jy ! Component: 150 - total flux cleaned = 0.11229 Jy ! Component: 200 - total flux cleaned = 0.128043 Jy ! Total flux subtracted in 200 components = 0.128043 Jy ! Clean residual min=-0.002892 max=0.008879 Jy/beam ! Clean residual mean=0.000608 rms=0.001495 Jy/beam ! Combined flux in latest and established models = 0.751867 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 43 components and 0.751867 Jy ! Inverting map ! Your choice of large map pixels excluded 2.49% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Added new window around map position (0.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110856 Jy ! Component: 100 - total flux cleaned = 0.0190326 Jy ! Component: 150 - total flux cleaned = 0.0248364 Jy ! Component: 200 - total flux cleaned = 0.0291595 Jy ! Total flux subtracted in 200 components = 0.0291595 Jy ! Clean residual min=-0.001714 max=0.003005 Jy/beam ! Clean residual mean=0.000236 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 0.781026 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 68 components and 0.781026 Jy ! Inverting map ! Your choice of large map pixels excluded 2.49% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Added new window around map position (5, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346169 Jy ! Component: 100 - total flux cleaned = 0.00623274 Jy ! Component: 150 - total flux cleaned = 0.00856253 Jy ! Component: 200 - total flux cleaned = 0.0105527 Jy ! Total flux subtracted in 200 components = 0.0105527 Jy ! Clean residual min=-0.001536 max=0.001751 Jy/beam ! Clean residual mean=0.000115 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.791579 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 92 components and 0.791579 Jy ! Inverting map ! Your choice of large map pixels excluded 2.49% 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 2.49% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=2.298 mas, bmaj=2.736 mas, bpa=-24.67 degrees ! Estimated noise=255.744 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00314936 Jy ! Component: 100 - total flux cleaned = 0.00513786 Jy ! Component: 150 - total flux cleaned = 0.00646785 Jy ! Component: 200 - total flux cleaned = 0.00739907 Jy ! Total flux subtracted in 200 components = 0.00739907 Jy ! Clean residual min=-0.001695 max=0.001964 Jy/beam ! Clean residual mean=0.000085 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.798978 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 = 0.000469959 Jy ! Component: 100 - total flux cleaned = 0.000712903 Jy ! Component: 150 - total flux cleaned = 0.000915601 Jy ! Component: 200 - total flux cleaned = 0.00107103 Jy ! Total flux subtracted in 200 components = 0.00107103 Jy ! Clean residual min=-0.001594 max=0.001853 Jy/beam ! Clean residual mean=0.000048 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.800049 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 130 components and 0.800049 Jy ! Inverting map ! Your choice of large map pixels excluded 2.49% 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 2.49% of the data. ! The x-axis pixel size should ideally be below 0.1608 milli-arcsec ! Estimated beam: bmin=0.7139 mas, bmaj=0.9332 mas, bpa=-28.34 degrees ! Estimated noise=188.379 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000180527 Jy ! Component: 100 - total flux cleaned = -6.58344e-05 Jy ! Component: 150 - total flux cleaned = 1.48442e-06 Jy ! Component: 200 - total flux cleaned = 9.25895e-05 Jy ! Total flux subtracted in 200 components = 9.25895e-05 Jy ! Clean residual min=-0.001402 max=0.001659 Jy/beam ! Clean residual mean=0.000015 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.800141 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 143 components and 0.800142 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269029Jy sigma=0.001758 ! Fit after self-cal, rms=0.268996Jy sigma=0.001756 wmodel J1753+4409_X_2003_06_18_pus_map.mod ! Writing 143 model components to file: J1753+4409_X_2003_06_18_pus_map.mod wobs J1753+4409_X_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J1753+4409_X_2003_06_18_pus_uvs.fits wwins J1753+4409_X_2003_06_18_pus_map.win ! wwins: Wrote 8 windows to J1753+4409_X_2003_06_18_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 2.49% 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 = 0.000435884 Jy ! Component: 100 - total flux cleaned = 0.000590319 Jy ! Component: 150 - total flux cleaned = 0.00063896 Jy ! Component: 200 - total flux cleaned = 0.000528284 Jy ! Component: 250 - total flux cleaned = 0.000400022 Jy ! Component: 300 - total flux cleaned = 0.000399508 Jy ! Component: 350 - total flux cleaned = 0.000379039 Jy ! Component: 400 - total flux cleaned = 0.000399115 Jy ! Component: 450 - total flux cleaned = 0.000496151 Jy ! Component: 500 - total flux cleaned = 0.000553067 Jy ! Component: 550 - total flux cleaned = 0.000571626 Jy ! Component: 600 - total flux cleaned = 0.00060851 Jy ! Component: 650 - total flux cleaned = 0.000698981 Jy ! Component: 700 - total flux cleaned = 0.000716803 Jy ! Component: 750 - total flux cleaned = 0.000822619 Jy ! Component: 800 - total flux cleaned = 0.000891967 Jy ! Component: 850 - total flux cleaned = 0.000926193 Jy ! Component: 900 - total flux cleaned = 0.000977197 Jy ! Component: 950 - total flux cleaned = 0.00102753 Jy ! Component: 1000 - total flux cleaned = 0.00111059 Jy ! Total flux subtracted in 1024 components = 0.0010776 Jy ! Clean residual min=-0.000963 max=0.000827 Jy/beam ! Clean residual mean=0.000006 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.801219 Jy keep ! Adding 76 model components to the UV plane model. ! The established model now contains 219 components and 0.801219 Jy wmap "J1753+4409_X_2003_06_18_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.49% 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: 0.7139 x 0.9332 at -28.34 degrees (North through East) ! Clean map min=-0.0011299 max=0.44709 Jy/beam ! Writing clean map to FITS file: J1753+4409_X_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.447087 invert ! Inverting map ! Your choice of large map pixels excluded 2.49% 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 0.000309547 device "J1753+4409_X_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J1753+4409_X_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.207709 0.207709 0.415419 0.830838 1.66168 3.32335 6.6467 13.2934 26.5868 53.1736 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.447 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7139 x 0.9332 at -28.34 degrees (North through East) ! Clean map min=-0.0011299 max=0.44709 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1753+4409_X_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J1753+4409_X_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1753+4409_X_2003_06_18_pus_uvs.log closed on Wed Jan 17 18:09:10 2007