! Started logfile: J1058+8114_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:48:32 2010 obs J1058+8114_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1058+8114_X_2008_04_02_pus_uva.fits ! AN table 1: 164 integrations on 120 of 120 possible baselines. ! AN table 2: 157 integrations on 120 of 120 possible baselines. ! AN table 3: 117 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.149867 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1058+8114 ! ! 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 2284 lines of history. ! ! Reading 31508 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",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 = 512x512 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 2084 telescope corrections were flagged in sub-array 1. ! A total of 1189 telescope corrections were flagged in sub-array 2. ! A total of 1682 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2084 telescope corrections were flagged in sub-array 1. ! A total of 1189 telescope corrections were flagged in sub-array 2. ! A total of 1682 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2084 telescope corrections were flagged in sub-array 1. ! A total of 1189 telescope corrections were flagged in sub-array 2. ! A total of 1682 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 2084 telescope corrections were flagged in sub-array 1. ! A total of 1189 telescope corrections were flagged in sub-array 2. ! A total of 1682 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.893521Jy sigma=0.007236 ! Fit after self-cal, rms=0.677463Jy sigma=0.005442 ! 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 0.722% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.739 mas, bmaj=1.103 mas, bpa=19.8 degrees ! Estimated noise=1004.02 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 = 0.273568 Jy ! Component: 100 - total flux cleaned = 0.345307 Jy ! Total flux subtracted in 100 components = 0.345307 Jy ! Clean residual min=-0.009855 max=0.030146 Jy/beam ! Clean residual mean=0.000012 rms=0.002557 Jy/beam ! Combined flux in latest and established models = 0.345307 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.345307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192237Jy sigma=0.001299 ! Fit after self-cal, rms=0.192126Jy sigma=0.001298 ! Inverting map ! Your choice of large map pixels excluded 0.722% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0319807 Jy ! Component: 100 - total flux cleaned = 0.0488844 Jy ! Total flux subtracted in 100 components = 0.0488844 Jy ! Clean residual min=-0.006223 max=0.010528 Jy/beam ! Clean residual mean=0.000017 rms=0.001599 Jy/beam ! Combined flux in latest and established models = 0.394191 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.394191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186310Jy sigma=0.001223 ! Fit after self-cal, rms=0.186203Jy sigma=0.001222 ! Inverting map ! Your choice of large map pixels excluded 0.722% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Added new window around map position (-1, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121798 Jy ! Component: 100 - total flux cleaned = 0.0201096 Jy ! Total flux subtracted in 100 components = 0.0201096 Jy ! Clean residual min=-0.005911 max=0.006159 Jy/beam ! Clean residual mean=0.000018 rms=0.001373 Jy/beam ! Combined flux in latest and established models = 0.414301 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 0.414301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185329Jy sigma=0.001211 ! Fit after self-cal, rms=0.185287Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 0.722% of the data. ! The x-axis pixel size should ideally be below 0.1933 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 0.722% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.8675 mas, bmaj=1.375 mas, bpa=8.598 degrees ! Estimated noise=496.363 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 = 0.00652234 Jy ! Component: 100 - total flux cleaned = 0.00970768 Jy ! Component: 150 - total flux cleaned = 0.0115042 Jy ! Component: 200 - total flux cleaned = 0.0118979 Jy ! Total flux subtracted in 200 components = 0.0118979 Jy ! Clean residual min=-0.004677 max=0.003198 Jy/beam ! Clean residual mean=0.000041 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 0.426199 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 40 components and 0.426199 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185063Jy sigma=0.001208 ! Fit after self-cal, rms=0.185031Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 0.722% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 168 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HH 1.00* HN 1.00* ! KK 0.99 KP 1.01 LA 1.00 MK 1.01 ! NL 1.00 NY 1.00* ON 1.00* OV 0.99 ! PT 0.99 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.03 HH 1.00* HN 1.01 ! KK 1.00 KP 1.02 LA 1.02 MK 1.00 ! NL 1.00 NY 1.03 ON 1.00* OV 1.01 ! PT 1.02 SC 1.00 WZ 1.00* ZC 1.00* ! ! A total of 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.00 ! PT 1.05 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 168 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HH 1.00* HN 1.00* ! KK 1.02 KP 0.96 LA 0.99 MK 1.00 ! NL 0.95 NY 1.00* ON 1.00* OV 0.96 ! PT 1.01 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 HH 1.00* HN 1.01 ! KK 0.97 KP 0.97 LA 0.99 MK 0.99 ! NL 0.97 NY 1.02 ON 1.00* OV 0.98 ! PT 1.01 SC 1.03 WZ 1.00* ZC 1.00* ! ! A total of 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 1.02 ! PT 0.97 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 168 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HH 1.00* HN 1.00* ! KK 1.04 KP 0.99 LA 1.02 MK 1.02 ! NL 0.99 NY 1.00* ON 1.00* OV 1.00 ! PT 0.96 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.02 HH 1.00* HN 1.00 ! KK 1.07 KP 1.00 LA 1.02 MK 1.00 ! NL 1.01 NY 1.01 ON 1.00* OV 1.02 ! PT 1.02 SC 1.07 WZ 1.00* ZC 1.00* ! ! A total of 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.11 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.16 NY 1.00* ON 1.00* OV 0.98 ! PT 0.89 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 168 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HH 1.00* HN 1.00* ! KK 1.05 KP 0.95 LA 0.99 MK 1.05 ! NL 0.99 NY 1.00* ON 1.00* OV 0.99 ! PT 0.98 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 HH 1.00* HN 1.00 ! KK 1.03 KP 0.97 LA 1.01 MK 1.02 ! NL 1.01 NY 1.15 ON 1.00* OV 1.03 ! PT 1.01 SC 1.03 WZ 1.00* ZC 1.00* ! ! A total of 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.13 NY 1.00* ON 1.00* OV 0.94 ! PT 0.97 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.185031Jy sigma=0.001208 ! Fit after self-cal, rms=0.190804Jy sigma=0.001211 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.8673 mas, bmaj=1.395 mas, bpa=8.868 degrees ! Estimated noise=507.314 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 = -0.00071766 Jy ! Component: 100 - total flux cleaned = -0.000922123 Jy ! Component: 150 - total flux cleaned = -0.000878592 Jy ! Component: 200 - total flux cleaned = -0.000836317 Jy ! Total flux subtracted in 200 components = -0.000836317 Jy ! Clean residual min=-0.003386 max=0.003224 Jy/beam ! Clean residual mean=0.000029 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.425362 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 47 components and 0.425362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190743Jy sigma=0.001210 ! Fit after self-cal, rms=0.190790Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 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=0.190790Jy sigma=0.001210 ! Fit after self-cal, rms=0.191318Jy sigma=0.001208 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.869 mas, bmaj=1.393 mas, bpa=8.978 degrees ! Estimated noise=507.235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000802312 Jy ! Component: 100 - total flux cleaned = -0.000802947 Jy ! Component: 150 - total flux cleaned = -0.000803126 Jy ! Component: 200 - total flux cleaned = -0.000803137 Jy ! Total flux subtracted in 200 components = -0.000803137 Jy ! Clean residual min=-0.002741 max=0.002798 Jy/beam ! Clean residual mean=0.000012 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.424559 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 52 components and 0.424559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191277Jy sigma=0.001208 ! Fit after self-cal, rms=0.191270Jy sigma=0.001208 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 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 = -4.3846e-05 Jy ! Component: 100 - total flux cleaned = -0.000116438 Jy ! Component: 150 - total flux cleaned = -0.000178387 Jy ! Component: 200 - total flux cleaned = -0.000206359 Jy ! Total flux subtracted in 200 components = -0.000206359 Jy ! Clean residual min=-0.002714 max=0.002753 Jy/beam ! Clean residual mean=0.000012 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.424353 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 53 components and 0.424353 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191243Jy sigma=0.001208 ! Fit after self-cal, rms=0.191236Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 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=0.191236Jy sigma=0.001208 ! Fit after self-cal, rms=0.191422Jy sigma=0.001208 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.8707 mas, bmaj=1.393 mas, bpa=9.025 degrees ! Estimated noise=507.406 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000476354 Jy ! Component: 100 - total flux cleaned = -0.000511822 Jy ! Component: 150 - total flux cleaned = -0.00057406 Jy ! Component: 200 - total flux cleaned = -0.000632063 Jy ! Total flux subtracted in 200 components = -0.000632063 Jy ! Clean residual min=-0.002665 max=0.002741 Jy/beam ! Clean residual mean=0.000011 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.423721 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 54 components and 0.423721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191399Jy sigma=0.001207 ! Fit after self-cal, rms=0.191398Jy sigma=0.001207 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 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 (18.2, -24.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114071 Jy ! Component: 100 - total flux cleaned = 0.00122799 Jy ! Component: 150 - total flux cleaned = 0.00122858 Jy ! Component: 200 - total flux cleaned = 0.00114263 Jy ! Total flux subtracted in 200 components = 0.00114263 Jy ! Clean residual min=-0.002621 max=0.002159 Jy/beam ! Clean residual mean=0.000010 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.424864 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 67 components and 0.424864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191323Jy sigma=0.001207 ! Fit after self-cal, rms=0.191321Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 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=0.191321Jy sigma=0.001207 ! Fit after self-cal, rms=0.191081Jy sigma=0.001207 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=2.342 mas, bmaj=3.525 mas, bpa=3.487 degrees ! Estimated noise=628.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000599019 Jy ! Component: 100 - total flux cleaned = -0.00068587 Jy ! Component: 150 - total flux cleaned = -0.000756446 Jy ! Component: 200 - total flux cleaned = -0.000786491 Jy ! Total flux subtracted in 200 components = -0.000786491 Jy ! Clean residual min=-0.002380 max=0.002364 Jy/beam ! Clean residual mean=0.000024 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 0.424077 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 77 components and 0.424077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191083Jy sigma=0.001207 ! Fit after self-cal, rms=0.191082Jy sigma=0.001207 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 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 = -1.24389e-05 Jy ! Component: 100 - total flux cleaned = -4.03827e-05 Jy ! Component: 150 - total flux cleaned = -5.27655e-05 Jy ! Component: 200 - total flux cleaned = -6.30512e-05 Jy ! Total flux subtracted in 200 components = -6.30513e-05 Jy ! Clean residual min=-0.002354 max=0.002381 Jy/beam ! Clean residual mean=0.000023 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.424014 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 0.424014 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191083Jy sigma=0.001207 ! Fit after self-cal, rms=0.191082Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 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 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.8716 mas, bmaj=1.391 mas, bpa=9.041 degrees ! Estimated noise=507.203 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8716 x 1.391 at 9.041 degrees (North through East) ! Clean map min=-0.0023213 max=0.35491 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 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.7399 mas, bmaj=1.107 mas, bpa=20.91 degrees ! Estimated noise=1046.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.272561 Jy ! Component: 100 - total flux cleaned = 0.345743 Jy ! Component: 150 - total flux cleaned = 0.377681 Jy ! Component: 200 - total flux cleaned = 0.394914 Jy ! Total flux subtracted in 200 components = 0.394914 Jy ! Clean residual min=-0.005469 max=0.008701 Jy/beam ! Clean residual mean=0.000004 rms=0.001404 Jy/beam ! Combined flux in latest and established models = 0.394914 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.394914 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.8716 mas, bmaj=1.391 mas, bpa=9.041 degrees ! Estimated noise=507.203 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 = 0.013852 Jy ! Component: 100 - total flux cleaned = 0.0208956 Jy ! Component: 150 - total flux cleaned = 0.0248467 Jy ! Component: 200 - total flux cleaned = 0.0267551 Jy ! Total flux subtracted in 200 components = 0.0267551 Jy ! Clean residual min=-0.002473 max=0.002192 Jy/beam ! Clean residual mean=0.000008 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.421669 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 41 components and 0.421669 Jy ! Inverting map ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 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 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=2.342 mas, bmaj=3.525 mas, bpa=3.487 degrees ! Estimated noise=628.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219003 Jy ! Component: 100 - total flux cleaned = 0.00231692 Jy ! Component: 150 - total flux cleaned = 0.00244014 Jy ! Component: 200 - total flux cleaned = 0.00251093 Jy ! Total flux subtracted in 200 components = 0.00251093 Jy ! Clean residual min=-0.002433 max=0.002435 Jy/beam ! Clean residual mean=0.000026 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.42418 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 = 3.81356e-05 Jy ! Component: 100 - total flux cleaned = 5.58229e-05 Jy ! Component: 150 - total flux cleaned = 4.27121e-05 Jy ! Component: 200 - total flux cleaned = 4.30697e-05 Jy ! Total flux subtracted in 200 components = 4.30697e-05 Jy ! Clean residual min=-0.002380 max=0.002460 Jy/beam ! Clean residual mean=0.000026 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.424223 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 56 components and 0.424223 Jy ! Inverting map ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.8716 mas, bmaj=1.391 mas, bpa=9.041 degrees ! Estimated noise=507.203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000149304 Jy ! Component: 100 - total flux cleaned = -2.45009e-05 Jy ! Component: 150 - total flux cleaned = -2.32564e-05 Jy ! Component: 200 - total flux cleaned = 7.36982e-05 Jy ! Total flux subtracted in 200 components = 7.36982e-05 Jy ! Clean residual min=-0.002382 max=0.002149 Jy/beam ! Clean residual mean=0.000010 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.424296 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.424296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191099Jy sigma=0.001207 ! Fit after self-cal, rms=0.191067Jy sigma=0.001207 wmodel J1058+8114_X_2008_04_02_pus_map.mod ! Writing 65 model components to file: J1058+8114_X_2008_04_02_pus_map.mod wobs J1058+8114_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1058+8114_X_2008_04_02_pus_uvs.fits wwins J1058+8114_X_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J1058+8114_X_2008_04_02_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 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000712218 Jy ! Component: 100 - total flux cleaned = -0.000514488 Jy ! Component: 150 - total flux cleaned = -0.000325887 Jy ! Component: 200 - total flux cleaned = -0.000105695 Jy ! Component: 250 - total flux cleaned = 0.000143843 Jy ! Component: 300 - total flux cleaned = 0.00049043 Jy ! Component: 350 - total flux cleaned = 0.000659472 Jy ! Component: 400 - total flux cleaned = 0.000693186 Jy ! Component: 450 - total flux cleaned = 0.000823919 Jy ! Component: 500 - total flux cleaned = 0.000919964 Jy ! Component: 550 - total flux cleaned = 0.000983094 Jy ! Component: 600 - total flux cleaned = 0.00113846 Jy ! Component: 650 - total flux cleaned = 0.0011994 Jy ! Component: 700 - total flux cleaned = 0.0013195 Jy ! Component: 750 - total flux cleaned = 0.00137896 Jy ! Component: 800 - total flux cleaned = 0.00134982 Jy ! Component: 850 - total flux cleaned = 0.00135023 Jy ! Component: 900 - total flux cleaned = 0.00149318 Jy ! Component: 950 - total flux cleaned = 0.00143611 Jy ! Component: 1000 - total flux cleaned = 0.00146347 Jy ! Component: 1050 - total flux cleaned = 0.00135266 Jy ! Component: 1100 - total flux cleaned = 0.00138025 Jy ! Component: 1150 - total flux cleaned = 0.00146151 Jy ! Component: 1200 - total flux cleaned = 0.00140821 Jy ! Component: 1250 - total flux cleaned = 0.00148814 Jy ! Component: 1300 - total flux cleaned = 0.00148832 Jy ! Component: 1350 - total flux cleaned = 0.00146211 Jy ! Component: 1400 - total flux cleaned = 0.00153985 Jy ! Component: 1450 - total flux cleaned = 0.00161716 Jy ! Component: 1500 - total flux cleaned = 0.00151517 Jy ! Component: 1550 - total flux cleaned = 0.00161632 Jy ! Component: 1600 - total flux cleaned = 0.0014656 Jy ! Component: 1650 - total flux cleaned = 0.00154064 Jy ! Component: 1700 - total flux cleaned = 0.0015162 Jy ! Component: 1750 - total flux cleaned = 0.00156509 Jy ! Component: 1800 - total flux cleaned = 0.00144341 Jy ! Component: 1850 - total flux cleaned = 0.00158839 Jy ! Component: 1900 - total flux cleaned = 0.00166041 Jy ! Component: 1950 - total flux cleaned = 0.00161284 Jy ! Component: 2000 - total flux cleaned = 0.00166009 Jy ! Total flux subtracted in 2048 components = 0.00161315 Jy ! Clean residual min=-0.001667 max=0.001450 Jy/beam ! Clean residual mean=0.000004 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.425909 Jy keep ! Adding 152 model components to the UV plane model. ! The established model now contains 217 components and 0.425909 Jy wmap "J1058+8114_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8716 x 1.391 at 9.041 degrees (North through East) ! Clean map min=-0.0019009 max=0.35479 Jy/beam ! Writing clean map to FITS file: J1058+8114_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.354791 invert ! Inverting map ! Your choice of large map pixels excluded 0.758% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000422697 device "J1058+8114_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1058+8114_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.357419 0.357419 0.714839 1.42968 2.85936 5.71871 11.4374 22.8748 45.7497 91.4994 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.354 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8716 x 1.391 at 9.041 degrees (North through East) ! Clean map min=-0.0019009 max=0.35479 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1058+8114_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1058+8114_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1058+8114_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:48:40 2010