! Started logfile: J1316-3338_X_2000_05_22_pus_uvs.log on Mon Nov 12 16:26:07 2007 obs J1316-3338_X_2000_05_22_pus_uva.fits ! Reading UV FITS file: J1316-3338_X_2000_05_22_pus_uva.fits ! AN table 1: 15 integrations on 190 of 190 possible baselines. ! AN table 2: 47 integrations on 190 of 190 possible baselines. ! AN table 3: 49 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0377904 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1316-3338 ! ! 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 1884 lines of history. ! ! Reading 3188 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 J1316-3338_X_2000_05_22_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 220 telescope corrections were flagged in sub-array 1. ! A total of 940 telescope corrections were flagged in sub-array 2. ! A total of 840 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 940 telescope corrections were flagged in sub-array 2. ! A total of 840 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 940 telescope corrections were flagged in sub-array 2. ! A total of 840 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 220 telescope corrections were flagged in sub-array 1. ! A total of 940 telescope corrections were flagged in sub-array 2. ! A total of 840 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.589203Jy sigma=0.004022 ! Fit after self-cal, rms=0.253342Jy sigma=0.001946 ! 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 1.26% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.6568 mas, bmaj=1.922 mas, bpa=-4.596 degrees ! Estimated noise=2670.85 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 = 0.835167 Jy ! Component: 100 - total flux cleaned = 1.02445 Jy ! Total flux subtracted in 100 components = 1.02445 Jy ! Clean residual min=-0.034827 max=0.067548 Jy/beam ! Clean residual mean=0.002339 rms=0.012764 Jy/beam ! Combined flux in latest and established models = 1.02445 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 1.02445 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241476Jy sigma=0.001842 ! Fit after self-cal, rms=0.241505Jy sigma=0.001842 ! Inverting map ! Your choice of large map pixels excluded 1.26% 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 1.26% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.7708 mas, bmaj=2.435 mas, bpa=-7.058 degrees ! Estimated noise=1709.95 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 = 0.102263 Jy ! Component: 100 - total flux cleaned = 0.149158 Jy ! Component: 150 - total flux cleaned = 0.172386 Jy ! Component: 200 - total flux cleaned = 0.18358 Jy ! Total flux subtracted in 200 components = 0.18358 Jy ! Clean residual min=-0.023276 max=0.028483 Jy/beam ! Clean residual mean=0.000195 rms=0.008038 Jy/beam ! Combined flux in latest and established models = 1.20803 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 18 components and 1.20803 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205480Jy sigma=0.001407 ! Fit after self-cal, rms=0.205574Jy sigma=0.001406 ! Inverting map ! Your choice of large map pixels excluded 1.26% 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. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.98 KP 1.08 ! MA 1.00* MC 1.00* MK 0.95 NL 1.00* ! NY 1.00* OV 0.99 PT 1.01 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* LA 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 27 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* ! HH 1.00* HN 1.00* KK 1.04 KP 1.02 ! MA 1.00* MC 1.00* MK 0.98 NL 1.15 ! NY 1.00* OV 0.95 PT 0.94 SC 1.06 ! TS 1.00* WF 1.09 WZ 1.00* LA 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.05 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.94 KP 1.02 ! MA 1.00* MC 1.00* MK 0.93 NL 1.00* ! NY 1.00* OV 1.02 PT 0.96 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* LA 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.03 KP 0.98 ! MA 1.00* MC 1.00* MK 0.98 NL 1.21 ! NY 1.00* OV 0.99 PT 0.92 SC 1.00 ! TS 1.00* WF 1.09 WZ 1.00* LA 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.04 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.93 KP 1.06 ! MA 1.00* MC 1.00* MK 0.95 NL 1.00* ! NY 1.00* OV 1.00 PT 0.97 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* LA 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.99 KP 0.98 ! MA 1.00* MC 1.00* MK 1.00 NL 1.14 ! NY 1.00* OV 0.96 PT 0.93 SC 1.05 ! TS 1.00* WF 1.12 WZ 1.00* LA 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.96 KP 1.05 ! MA 1.00* MC 1.00* MK 0.98 NL 1.00* ! NY 1.00* OV 0.99 PT 0.99 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* LA 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.04 KP 0.99 ! MA 1.00* MC 1.00* MK 1.02 NL 1.22 ! NY 1.00* OV 0.95 PT 0.93 SC 1.05 ! TS 1.00* WF 1.06 WZ 1.00* LA 0.93 ! ! ! Fit before self-cal, rms=0.205574Jy sigma=0.001406 ! Fit after self-cal, rms=0.197307Jy sigma=0.001254 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.7951 mas, bmaj=2.437 mas, bpa=-6.288 degrees ! Estimated noise=1717.37 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 (-2.8, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0247071 Jy ! Component: 100 - total flux cleaned = 0.0368931 Jy ! Component: 150 - total flux cleaned = 0.0401605 Jy ! Component: 200 - total flux cleaned = 0.0416007 Jy ! Total flux subtracted in 200 components = 0.0416007 Jy ! Clean residual min=-0.009600 max=0.014125 Jy/beam ! Clean residual mean=-0.000753 rms=0.003098 Jy/beam ! Combined flux in latest and established models = 1.24963 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 44 components and 1.24963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194226Jy sigma=0.001220 ! Fit after self-cal, rms=0.194368Jy sigma=0.001218 ! Inverting map ! Your choice of large map pixels excluded 1.31% 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=0.194368Jy sigma=0.001218 ! Fit after self-cal, rms=0.193593Jy sigma=0.001214 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.7954 mas, bmaj=2.437 mas, bpa=-6.307 degrees ! Estimated noise=1713.84 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00664563 Jy ! Component: 100 - total flux cleaned = 0.00758189 Jy ! Component: 150 - total flux cleaned = 0.00851745 Jy ! Component: 200 - total flux cleaned = 0.00897954 Jy ! Total flux subtracted in 200 components = 0.00897954 Jy ! Clean residual min=-0.007803 max=0.014721 Jy/beam ! Clean residual mean=-0.000268 rms=0.002704 Jy/beam ! Combined flux in latest and established models = 1.25861 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 59 components and 1.25861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193003Jy sigma=0.001209 ! Fit after self-cal, rms=0.192959Jy sigma=0.001209 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.31% 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 (-7.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123825 Jy ! Component: 100 - total flux cleaned = 0.0166859 Jy ! Component: 150 - total flux cleaned = 0.0187824 Jy ! Component: 200 - total flux cleaned = 0.0198147 Jy ! Total flux subtracted in 200 components = 0.0198147 Jy ! Clean residual min=-0.008506 max=0.004834 Jy/beam ! Clean residual mean=-0.001202 rms=0.001851 Jy/beam ! Combined flux in latest and established models = 1.27843 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 81 components and 1.27843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192028Jy sigma=0.001201 ! Fit after self-cal, rms=0.191928Jy sigma=0.001200 ! Inverting map ! Your choice of large map pixels excluded 1.31% 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=0.191928Jy sigma=0.001200 ! Fit after self-cal, rms=0.191291Jy sigma=0.001198 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.7958 mas, bmaj=2.438 mas, bpa=-6.315 degrees ! Estimated noise=1712.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00498573 Jy ! Component: 100 - total flux cleaned = 0.00695017 Jy ! Component: 150 - total flux cleaned = 0.00841413 Jy ! Component: 200 - total flux cleaned = 0.0087974 Jy ! Total flux subtracted in 200 components = 0.0087974 Jy ! Clean residual min=-0.007076 max=0.004831 Jy/beam ! Clean residual mean=-0.000692 rms=0.001644 Jy/beam ! Combined flux in latest and established models = 1.28723 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 95 components and 1.28723 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190948Jy sigma=0.001196 ! Fit after self-cal, rms=0.190902Jy sigma=0.001195 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.31% 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 = 0.00181425 Jy ! Component: 100 - total flux cleaned = 0.00227632 Jy ! Component: 150 - total flux cleaned = 0.00238056 Jy ! Component: 200 - total flux cleaned = 0.00267361 Jy ! Total flux subtracted in 200 components = 0.00267361 Jy ! Clean residual min=-0.007047 max=0.004780 Jy/beam ! Clean residual mean=-0.000827 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 1.2899 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 104 components and 1.2899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190746Jy sigma=0.001194 ! Fit after self-cal, rms=0.190733Jy sigma=0.001194 ! Inverting map ! Your choice of large map pixels excluded 1.31% 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=0.190733Jy sigma=0.001194 ! Fit after self-cal, rms=0.190593Jy sigma=0.001194 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=2.421 mas, bmaj=7.013 mas, bpa=6.039 degrees ! Estimated noise=2180.77 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243952 Jy ! Component: 100 - total flux cleaned = 0.00293441 Jy ! Component: 150 - total flux cleaned = 0.00303622 Jy ! Component: 200 - total flux cleaned = 0.00312825 Jy ! Total flux subtracted in 200 components = 0.00312825 Jy ! Clean residual min=-0.007407 max=0.002649 Jy/beam ! Clean residual mean=-0.001101 rms=0.001571 Jy/beam ! Combined flux in latest and established models = 1.29303 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 125 components and 1.29303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190517Jy sigma=0.001193 ! Fit after self-cal, rms=0.190511Jy sigma=0.001193 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.31% 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 = 0.000670516 Jy ! Component: 100 - total flux cleaned = 0.000754068 Jy ! Component: 150 - total flux cleaned = 0.000830279 Jy ! Component: 200 - total flux cleaned = 0.00076531 Jy ! Total flux subtracted in 200 components = 0.00076531 Jy ! Clean residual min=-0.007226 max=0.002716 Jy/beam ! Clean residual mean=-0.001179 rms=0.001525 Jy/beam ! Combined flux in latest and established models = 1.29379 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 135 components and 1.29379 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190473Jy sigma=0.001193 ! Fit after self-cal, rms=0.190471Jy sigma=0.001193 ! Inverting map ! Your choice of large map pixels excluded 1.31% 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 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.7963 mas, bmaj=2.439 mas, bpa=-6.305 degrees ! Estimated noise=1712.05 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7963 x 2.439 at -6.305 degrees (North through East) ! Clean map min=-0.0053267 max=1.095 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190471Jy sigma=0.001193 ! Fit after self-cal, rms=0.179692Jy sigma=0.001091 ! Inverting map and beam ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.7968 mas, bmaj=2.442 mas, bpa=-6.276 degrees ! Estimated noise=1710.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000361467 Jy ! Component: 100 - total flux cleaned = -0.000355907 Jy ! Component: 150 - total flux cleaned = -0.000252764 Jy ! Component: 200 - total flux cleaned = -0.000164885 Jy ! Total flux subtracted in 200 components = -0.000164885 Jy ! Clean residual min=-0.005739 max=0.004697 Jy/beam ! Clean residual mean=-0.000478 rms=0.001413 Jy/beam ! Combined flux in latest and established models = 1.29363 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 146 components and 1.29363 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179543Jy sigma=0.001090 ! Fit after self-cal, rms=0.179534Jy sigma=0.001090 ! Inverting map ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000696293 Jy ! Component: 100 - total flux cleaned = 0.000779165 Jy ! Component: 150 - total flux cleaned = 0.000934813 Jy ! Component: 200 - total flux cleaned = 0.0010094 Jy ! Total flux subtracted in 200 components = 0.0010094 Jy ! Clean residual min=-0.005753 max=0.004524 Jy/beam ! Clean residual mean=-0.000532 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 1.29464 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 154 components and 1.29464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179452Jy sigma=0.001089 ! Fit after self-cal, rms=0.179451Jy sigma=0.001089 ! Inverting map ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179451Jy sigma=0.001089 ! Fit after self-cal, rms=0.179388Jy sigma=0.001089 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 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.6648 mas, bmaj=1.943 mas, bpa=-4.393 degrees ! Estimated noise=2716.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.841198 Jy ! Component: 100 - total flux cleaned = 1.02772 Jy ! Component: 150 - total flux cleaned = 1.09304 Jy ! Component: 200 - total flux cleaned = 1.13159 Jy ! Total flux subtracted in 200 components = 1.13159 Jy ! Clean residual min=-0.012953 max=0.021645 Jy/beam ! Clean residual mean=0.001825 rms=0.005475 Jy/beam ! Combined flux in latest and established models = 1.13159 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 11 model components to the UV plane model. ! The established model now contains 11 components and 1.13159 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.7974 mas, bmaj=2.444 mas, bpa=-6.27 degrees ! Estimated noise=1710.99 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 = 0.0423295 Jy ! Component: 100 - total flux cleaned = 0.070755 Jy ! Component: 150 - total flux cleaned = 0.091848 Jy ! Component: 200 - total flux cleaned = 0.107808 Jy ! Total flux subtracted in 200 components = 0.107808 Jy ! Clean residual min=-0.005445 max=0.011903 Jy/beam ! Clean residual mean=0.002656 rms=0.002968 Jy/beam ! Combined flux in latest and established models = 1.2394 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 48 components and 1.2394 Jy ! Inverting map ! Your choice of large map pixels excluded 1.31% 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 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=2.422 mas, bmaj=7.022 mas, bpa=6.041 degrees ! Estimated noise=2174.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0201735 Jy ! Component: 100 - total flux cleaned = 0.0324026 Jy ! Component: 150 - total flux cleaned = 0.0401823 Jy ! Component: 200 - total flux cleaned = 0.045199 Jy ! Total flux subtracted in 200 components = 0.045199 Jy ! Clean residual min=-0.004620 max=0.003967 Jy/beam ! Clean residual mean=0.000334 rms=0.001624 Jy/beam ! Combined flux in latest and established models = 1.28459 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 = 0.00325589 Jy ! Component: 100 - total flux cleaned = 0.00539176 Jy ! Component: 150 - total flux cleaned = 0.00680971 Jy ! Component: 200 - total flux cleaned = 0.00710834 Jy ! Total flux subtracted in 200 components = 0.00710834 Jy ! Clean residual min=-0.005504 max=0.002986 Jy/beam ! Clean residual mean=-0.000520 rms=0.001328 Jy/beam ! Combined flux in latest and established models = 1.2917 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 107 components and 1.2917 Jy ! Inverting map ! Your choice of large map pixels excluded 1.31% 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 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.7974 mas, bmaj=2.444 mas, bpa=-6.27 degrees ! Estimated noise=1710.99 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00104607 Jy ! Component: 100 - total flux cleaned = -0.00119487 Jy ! Component: 150 - total flux cleaned = -0.000830551 Jy ! Component: 200 - total flux cleaned = -0.000493309 Jy ! Total flux subtracted in 200 components = -0.000493309 Jy ! Clean residual min=-0.005439 max=0.004952 Jy/beam ! Clean residual mean=-0.000206 rms=0.001456 Jy/beam ! Combined flux in latest and established models = 1.29121 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 123 components and 1.29121 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179956Jy sigma=0.001092 ! Fit after self-cal, rms=0.179897Jy sigma=0.001092 wmodel J1316-3338_X_2000_05_22_pus_map.mod ! Writing 123 model components to file: J1316-3338_X_2000_05_22_pus_map.mod wobs J1316-3338_X_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J1316-3338_X_2000_05_22_pus_uvs.fits wwins J1316-3338_X_2000_05_22_pus_map.win ! wwins: Wrote 3 windows to J1316-3338_X_2000_05_22_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 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00243187 Jy ! Component: 100 - total flux cleaned = -0.0042129 Jy ! Component: 150 - total flux cleaned = -0.00460008 Jy ! Component: 200 - total flux cleaned = -0.00482149 Jy ! Component: 250 - total flux cleaned = -0.00510334 Jy ! Component: 300 - total flux cleaned = -0.00543999 Jy ! Component: 350 - total flux cleaned = -0.00576417 Jy ! Component: 400 - total flux cleaned = -0.00582683 Jy ! Component: 450 - total flux cleaned = -0.00576655 Jy ! Component: 500 - total flux cleaned = -0.00582652 Jy ! Component: 550 - total flux cleaned = -0.00582621 Jy ! Component: 600 - total flux cleaned = -0.00588289 Jy ! Component: 650 - total flux cleaned = -0.00588303 Jy ! Component: 700 - total flux cleaned = -0.00588371 Jy ! Component: 750 - total flux cleaned = -0.00599036 Jy ! Component: 800 - total flux cleaned = -0.0059375 Jy ! Component: 850 - total flux cleaned = -0.00593786 Jy ! Component: 900 - total flux cleaned = -0.00583625 Jy ! Component: 950 - total flux cleaned = -0.00578635 Jy ! Component: 1000 - total flux cleaned = -0.00573705 Jy ! Total flux subtracted in 1024 components = -0.00573707 Jy ! Clean residual min=-0.003779 max=0.003843 Jy/beam ! Clean residual mean=0.000107 rms=0.001021 Jy/beam ! Combined flux in latest and established models = 1.28547 Jy keep ! Adding 63 model components to the UV plane model. ! The established model now contains 186 components and 1.28547 Jy ![Exited script file: muppet] wmap "J1316-3338_X_2000_05_22_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.31% 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: 0.7974 x 2.444 at -6.27 degrees (North through East) ! Clean map min=-0.0044118 max=1.0973 Jy/beam ! Writing clean map to FITS file: J1316-3338_X_2000_05_22_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.09733 invert ! Inverting map ! Your choice of large map pixels excluded 1.31% 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 0.00102483 device "J1316-3338_X_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J1316-3338_X_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.280179 0.280179 0.560358 1.12072 2.24143 4.48286 8.96573 17.9315 35.8629 71.7258 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.003 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.097 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7974 x 2.444 at -6.27 degrees (North through East) ! Clean map min=-0.0044118 max=1.0973 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1316-3338_X_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J1316-3338_X_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1316-3338_X_2000_05_22_pus_uvs.log closed on Mon Nov 12 16:26:10 2007