! Started logfile: J1127-1857_S_1999_03_08_pus_uvs.log on Tue Jan 8 18:20:22 2008 obs J1127-1857_S_1999_03_08_pus_uva.fits ! Reading UV FITS file: J1127-1857_S_1999_03_08_pus_uva.fits ! AN table 1: 122 integrations on 190 of 190 possible baselines. ! AN table 2: 36 integrations on 190 of 190 possible baselines. ! AN table 3: 82 integrations on 190 of 190 possible baselines. ! AN table 4: 21 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0963299 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1127-1857 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2332 lines of history. ! ! Reading 19108 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 = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J1127-1857_S_1999_03_08_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 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 2410 telescope corrections were flagged in sub-array 1. ! A total of 720 telescope corrections were flagged in sub-array 2. ! A total of 826 telescope corrections were flagged in sub-array 3. ! A total of 269 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2410 telescope corrections were flagged in sub-array 1. ! A total of 720 telescope corrections were flagged in sub-array 2. ! A total of 826 telescope corrections were flagged in sub-array 3. ! A total of 269 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2373 telescope corrections were flagged in sub-array 1. ! A total of 678 telescope corrections were flagged in sub-array 2. ! A total of 826 telescope corrections were flagged in sub-array 3. ! A total of 269 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2373 telescope corrections were flagged in sub-array 1. ! A total of 678 telescope corrections were flagged in sub-array 2. ! A total of 826 telescope corrections were flagged in sub-array 3. ! A total of 269 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.941959Jy sigma=0.006345 ! Fit after self-cal, rms=0.223366Jy sigma=0.001385 ! 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 ! Estimated beam: bmin=2.387 mas, bmaj=6.265 mas, bpa=-2.566 degrees ! Estimated noise=1323.55 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 = 0.735144 Jy ! Component: 100 - total flux cleaned = 0.895454 Jy ! Total flux subtracted in 100 components = 0.895454 Jy ! Clean residual min=-0.018060 max=0.044733 Jy/beam ! Clean residual mean=-0.000092 rms=0.004219 Jy/beam ! Combined flux in latest and established models = 0.895454 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.895454 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225731Jy sigma=0.001444 ! Fit after self-cal, rms=0.225725Jy sigma=0.001444 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0430169 Jy ! Component: 100 - total flux cleaned = 0.0656946 Jy ! Total flux subtracted in 100 components = 0.0656946 Jy ! Clean residual min=-0.018748 max=0.014437 Jy/beam ! Clean residual mean=-0.000094 rms=0.003004 Jy/beam ! Combined flux in latest and established models = 0.961149 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.961149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215708Jy sigma=0.001333 ! Fit after self-cal, rms=0.215746Jy sigma=0.001333 ! Inverting map 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 ! Estimated beam: bmin=2.869 mas, bmaj=8.181 mas, bpa=-5.418 degrees ! Estimated noise=701.442 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 = 0.0193839 Jy ! Component: 100 - total flux cleaned = 0.0288132 Jy ! Component: 150 - total flux cleaned = 0.0336217 Jy ! Component: 200 - total flux cleaned = 0.0355884 Jy ! Total flux subtracted in 200 components = 0.0355884 Jy ! Clean residual min=-0.012329 max=0.008259 Jy/beam ! Clean residual mean=-0.000461 rms=0.002306 Jy/beam ! Combined flux in latest and established models = 0.996737 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 37 components and 0.996737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214553Jy sigma=0.001314 ! Fit after self-cal, rms=0.214579Jy sigma=0.001314 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.99 GC 1.00* GG 1.00* ! HN 1.01 KP 0.99 LA 0.98 NL 1.05 ! OV 0.99 PT 1.02 SC 1.02 WF 1.01 ! GN 1.03 HH 1.00* KK 1.06 MC 1.00* ! MK 0.94 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.99 GC 1.00* GG 1.00* ! HN 0.97 KP 1.03 LA 1.00 NL 1.01 ! OV 1.00 PT 1.02 SC 1.01 WF 1.03 ! GN 0.99 HH 1.00* KK 1.00* MC 1.00* ! MK 1.00* NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.04 GC 1.00* GG 1.00* ! HN 0.97 KP 1.00 LA 0.96 NL 1.02 ! OV 0.97 PT 0.99 SC 1.03 WF 1.02 ! GN 1.02 HH 1.00* KK 1.01 MC 1.00* ! MK 0.97 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.12 FD 1.03 GC 1.00* GG 1.00* ! HN 0.98 KP 1.00 LA 0.97 NL 1.05 ! OV 0.99 PT 0.98 SC 1.07 WF 0.98 ! GN 0.96 HH 1.00* KK 1.00* MC 1.00* ! MK 1.00* NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! GN 1.00* HH 0.89 KK 1.00* MC 1.22 ! MK 1.00* NY 1.00* ON 1.17 WZ 1.11 ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00 GC 1.00* GG 1.00* ! HN 1.23 KP 0.97 LA 0.99 NL 1.02 ! OV 0.99 PT 0.95 SC 1.00 WF 1.01 ! GN 0.99 HH 1.00* KK 1.02 MC 1.00* ! MK 0.95 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.10 FD 0.97 GC 1.00* GG 1.00* ! HN 1.20 KP 0.98 LA 0.95 NL 0.98 ! OV 0.99 PT 0.98 SC 1.00 WF 0.95 ! GN 0.97 HH 1.00* KK 1.00* MC 1.00* ! MK 1.00* NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! GN 1.00* HH 0.99 KK 1.00* MC 1.04 ! MK 1.00* NY 1.00* ON 1.34 WZ 1.00 ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.00 GC 1.00* GG 1.00* ! HN 1.15 KP 0.98 LA 0.97 NL 1.02 ! OV 0.99 PT 0.94 SC 1.00 WF 1.00 ! GN 0.99 HH 1.00* KK 1.15 MC 1.00* ! MK 0.97 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.07 FD 0.98 GC 1.00* GG 1.00* ! HN 1.15 KP 1.01 LA 0.97 NL 1.05 ! OV 0.97 PT 0.96 SC 1.02 WF 0.97 ! GN 0.95 HH 1.00* KK 1.00* MC 1.00* ! MK 1.00* NY 1.00* ON 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.214579Jy sigma=0.001314 ! Fit after self-cal, rms=0.209818Jy sigma=0.001240 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.887 mas, bmaj=8.47 mas, bpa=-5.734 degrees ! Estimated noise=703.414 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 = -0.00205338 Jy ! Component: 100 - total flux cleaned = -0.00265992 Jy ! Component: 150 - total flux cleaned = -0.00301513 Jy ! Component: 200 - total flux cleaned = -0.0033378 Jy ! Total flux subtracted in 200 components = -0.0033378 Jy ! Clean residual min=-0.006922 max=0.006367 Jy/beam ! Clean residual mean=0.000014 rms=0.001547 Jy/beam ! Combined flux in latest and established models = 0.993399 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.993399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209699Jy sigma=0.001239 ! Fit after self-cal, rms=0.209732Jy sigma=0.001239 ! Inverting map 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=0.209732Jy sigma=0.001239 ! Fit after self-cal, rms=0.206866Jy sigma=0.001223 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.891 mas, bmaj=8.484 mas, bpa=-5.637 degrees ! Estimated noise=703.639 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00133662 Jy ! Component: 100 - total flux cleaned = -0.00169367 Jy ! Component: 150 - total flux cleaned = -0.00180291 Jy ! Component: 200 - total flux cleaned = -0.00194476 Jy ! Total flux subtracted in 200 components = -0.00194476 Jy ! Clean residual min=-0.003789 max=0.004193 Jy/beam ! Clean residual mean=0.000064 rms=0.001071 Jy/beam ! Combined flux in latest and established models = 0.991454 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 58 components and 0.991454 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206824Jy sigma=0.001222 ! Fit after self-cal, rms=0.206818Jy sigma=0.001222 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -0.000175209 Jy ! Component: 100 - total flux cleaned = -0.000292044 Jy ! Component: 150 - total flux cleaned = -0.000399096 Jy ! Component: 200 - total flux cleaned = -0.000532957 Jy ! Total flux subtracted in 200 components = -0.000532957 Jy ! Clean residual min=-0.003826 max=0.004249 Jy/beam ! Clean residual mean=0.000066 rms=0.001067 Jy/beam ! Combined flux in latest and established models = 0.990922 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 62 components and 0.990922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206806Jy sigma=0.001222 ! Fit after self-cal, rms=0.206804Jy sigma=0.001222 ! Inverting map 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=0.206804Jy sigma=0.001222 ! Fit after self-cal, rms=0.205829Jy sigma=0.001218 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.894 mas, bmaj=8.501 mas, bpa=-5.593 degrees ! Estimated noise=703.894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00160819 Jy ! Component: 100 - total flux cleaned = -0.00160873 Jy ! Component: 150 - total flux cleaned = -0.00150811 Jy ! Component: 200 - total flux cleaned = -0.0013764 Jy ! Total flux subtracted in 200 components = -0.0013764 Jy ! Clean residual min=-0.003159 max=0.003770 Jy/beam ! Clean residual mean=0.000108 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 0.989545 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 66 components and 0.989545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205797Jy sigma=0.001218 ! Fit after self-cal, rms=0.205798Jy sigma=0.001218 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 8.01932e-05 Jy ! Component: 100 - total flux cleaned = 0.000183552 Jy ! Component: 150 - total flux cleaned = 0.000214942 Jy ! Component: 200 - total flux cleaned = 0.000185694 Jy ! Total flux subtracted in 200 components = 0.000185694 Jy ! Clean residual min=-0.003122 max=0.003791 Jy/beam ! Clean residual mean=0.000107 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.989731 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 69 components and 0.989731 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205789Jy sigma=0.001218 ! Fit after self-cal, rms=0.205788Jy sigma=0.001218 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.205788Jy sigma=0.001218 ! Fit after self-cal, rms=0.205913Jy sigma=0.001218 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.724 mas, bmaj=15.73 mas, bpa=1.105 degrees ! Estimated noise=901.311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00132957 Jy ! Component: 100 - total flux cleaned = -0.00157723 Jy ! Component: 150 - total flux cleaned = -0.00159599 Jy ! Component: 200 - total flux cleaned = -0.00162565 Jy ! Total flux subtracted in 200 components = -0.00162565 Jy ! Clean residual min=-0.003896 max=0.003864 Jy/beam ! Clean residual mean=0.000273 rms=0.001214 Jy/beam ! Combined flux in latest and established models = 0.988105 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 82 components and 0.988105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205915Jy sigma=0.001218 ! Fit after self-cal, rms=0.205913Jy sigma=0.001218 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 7.98328e-07 Jy ! Component: 100 - total flux cleaned = -1.45946e-05 Jy ! Component: 150 - total flux cleaned = -2.83311e-05 Jy ! Component: 200 - total flux cleaned = -2.87567e-05 Jy ! Total flux subtracted in 200 components = -2.87567e-05 Jy ! Clean residual min=-0.003882 max=0.003856 Jy/beam ! Clean residual mean=0.000274 rms=0.001211 Jy/beam ! Combined flux in latest and established models = 0.988076 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 82 components and 0.988076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205918Jy sigma=0.001218 ! Fit after self-cal, rms=0.205916Jy sigma=0.001218 ! Inverting map 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 ! Estimated beam: bmin=2.896 mas, bmaj=8.511 mas, bpa=-5.59 degrees ! Estimated noise=704.246 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.896 x 8.511 at -5.59 degrees (North through East) ! Clean map min=-0.003018 max=0.95632 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=0.205916Jy sigma=0.001218 ! Fit after self-cal, rms=0.213483Jy sigma=0.001133 ! Inverting map and beam ! Estimated beam: bmin=2.898 mas, bmaj=8.516 mas, bpa=-5.584 degrees ! Estimated noise=703.638 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000915685 Jy ! Component: 100 - total flux cleaned = -0.00111162 Jy ! Component: 150 - total flux cleaned = -0.00121123 Jy ! Component: 200 - total flux cleaned = -0.00121262 Jy ! Total flux subtracted in 200 components = -0.00121262 Jy ! Clean residual min=-0.003006 max=0.003752 Jy/beam ! Clean residual mean=0.000113 rms=0.000891 Jy/beam ! Combined flux in latest and established models = 0.986864 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 82 components and 0.986864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213467Jy sigma=0.001132 ! Fit after self-cal, rms=0.213479Jy sigma=0.001132 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.59909e-06 Jy ! Component: 100 - total flux cleaned = 7.28275e-07 Jy ! Component: 150 - total flux cleaned = 2.63283e-05 Jy ! Component: 200 - total flux cleaned = 2.81857e-06 Jy ! Total flux subtracted in 200 components = 2.81857e-06 Jy ! Clean residual min=-0.002978 max=0.003736 Jy/beam ! Clean residual mean=0.000113 rms=0.000889 Jy/beam ! Combined flux in latest and established models = 0.986866 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 83 components and 0.986866 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213471Jy sigma=0.001132 ! Fit after self-cal, rms=0.213472Jy sigma=0.001132 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213472Jy sigma=0.001132 ! Fit after self-cal, rms=0.224731Jy sigma=0.001132 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 ! Estimated beam: bmin=2.429 mas, bmaj=6.732 mas, bpa=-3.74 degrees ! Estimated noise=1329.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.740739 Jy ! Component: 100 - total flux cleaned = 0.90231 Jy ! Component: 150 - total flux cleaned = 0.94145 Jy ! Component: 200 - total flux cleaned = 0.959575 Jy ! Total flux subtracted in 200 components = 0.959575 Jy ! Clean residual min=-0.006024 max=0.009095 Jy/beam ! Clean residual mean=0.000032 rms=0.001585 Jy/beam ! Combined flux in latest and established models = 0.959575 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.959575 Jy ! Inverting map and beam ! Estimated beam: bmin=2.899 mas, bmaj=8.521 mas, bpa=-5.577 degrees ! Estimated noise=703.7 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 = 0.015169 Jy ! Component: 100 - total flux cleaned = 0.0221433 Jy ! Component: 150 - total flux cleaned = 0.0255126 Jy ! Component: 200 - total flux cleaned = 0.0270757 Jy ! Total flux subtracted in 200 components = 0.0270757 Jy ! Clean residual min=-0.003016 max=0.003920 Jy/beam ! Clean residual mean=0.000115 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 0.98665 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 32 components and 0.986651 Jy ! Inverting map ! Added new window around map position (-34, -54). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00300954 Jy ! Component: 100 - total flux cleaned = 0.00318826 Jy ! Component: 150 - total flux cleaned = 0.00312262 Jy ! Component: 200 - total flux cleaned = 0.00312101 Jy ! Total flux subtracted in 200 components = 0.00312101 Jy ! Clean residual min=-0.002814 max=0.003102 Jy/beam ! Clean residual mean=0.000089 rms=0.000865 Jy/beam ! Combined flux in latest and established models = 0.989772 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 0.989772 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.727 mas, bmaj=15.74 mas, bpa=1.115 degrees ! Estimated noise=899.608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00046503 Jy ! Component: 100 - total flux cleaned = -0.000632379 Jy ! Component: 150 - total flux cleaned = -0.000668617 Jy ! Component: 200 - total flux cleaned = -0.000766262 Jy ! Total flux subtracted in 200 components = -0.000766262 Jy ! Clean residual min=-0.003744 max=0.004062 Jy/beam ! Clean residual mean=0.000235 rms=0.001168 Jy/beam ! Combined flux in latest and established models = 0.989005 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 = -2.87072e-05 Jy ! Component: 100 - total flux cleaned = -8.01839e-05 Jy ! Component: 150 - total flux cleaned = -0.000150771 Jy ! Component: 200 - total flux cleaned = -0.000194569 Jy ! Total flux subtracted in 200 components = -0.000194569 Jy ! Clean residual min=-0.003697 max=0.003940 Jy/beam ! Clean residual mean=0.000238 rms=0.001155 Jy/beam ! Combined flux in latest and established models = 0.988811 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 82 components and 0.988811 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.899 mas, bmaj=8.521 mas, bpa=-5.577 degrees ! Estimated noise=703.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000636077 Jy ! Component: 100 - total flux cleaned = 0.000800113 Jy ! Component: 150 - total flux cleaned = 0.000949539 Jy ! Component: 200 - total flux cleaned = 0.000995507 Jy ! Total flux subtracted in 200 components = 0.000995507 Jy ! Clean residual min=-0.002710 max=0.003072 Jy/beam ! Clean residual mean=0.000093 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.989807 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 92 components and 0.989806 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224688Jy sigma=0.001132 ! Fit after self-cal, rms=0.224627Jy sigma=0.001132 wmodel J1127-1857_S_1999_03_08_pus_map.mod ! Writing 92 model components to file: J1127-1857_S_1999_03_08_pus_map.mod wobs J1127-1857_S_1999_03_08_pus_uvs.fits ! Writing UV FITS file: J1127-1857_S_1999_03_08_pus_uvs.fits wwins J1127-1857_S_1999_03_08_pus_map.win ! wwins: Wrote 2 windows to J1127-1857_S_1999_03_08_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105259 Jy ! Component: 100 - total flux cleaned = 0.00140852 Jy ! Component: 150 - total flux cleaned = 0.00160259 Jy ! Component: 200 - total flux cleaned = 0.00178947 Jy ! Component: 250 - total flux cleaned = 0.00201722 Jy ! Component: 300 - total flux cleaned = 0.00210657 Jy ! Component: 350 - total flux cleaned = 0.00236778 Jy ! Component: 400 - total flux cleaned = 0.00249514 Jy ! Component: 450 - total flux cleaned = 0.00274385 Jy ! Component: 500 - total flux cleaned = 0.00282401 Jy ! Component: 550 - total flux cleaned = 0.00290361 Jy ! Component: 600 - total flux cleaned = 0.00302108 Jy ! Component: 650 - total flux cleaned = 0.00317511 Jy ! Component: 700 - total flux cleaned = 0.00332684 Jy ! Component: 750 - total flux cleaned = 0.00340125 Jy ! Component: 800 - total flux cleaned = 0.00343827 Jy ! Component: 850 - total flux cleaned = 0.00358353 Jy ! Component: 900 - total flux cleaned = 0.00376284 Jy ! Component: 950 - total flux cleaned = 0.00383384 Jy ! Component: 1000 - total flux cleaned = 0.00400893 Jy ! Component: 1050 - total flux cleaned = 0.00411306 Jy ! Component: 1100 - total flux cleaned = 0.00428429 Jy ! Component: 1150 - total flux cleaned = 0.00441992 Jy ! Component: 1200 - total flux cleaned = 0.00462106 Jy ! Component: 1250 - total flux cleaned = 0.00475343 Jy ! Component: 1300 - total flux cleaned = 0.00491724 Jy ! Component: 1350 - total flux cleaned = 0.00514434 Jy ! Component: 1400 - total flux cleaned = 0.00524048 Jy ! Component: 1450 - total flux cleaned = 0.00539972 Jy ! Component: 1500 - total flux cleaned = 0.0055258 Jy ! Component: 1550 - total flux cleaned = 0.00558836 Jy ! Component: 1600 - total flux cleaned = 0.00571267 Jy ! Component: 1650 - total flux cleaned = 0.00586621 Jy ! Component: 1700 - total flux cleaned = 0.00598794 Jy ! Component: 1750 - total flux cleaned = 0.00616841 Jy ! Component: 1800 - total flux cleaned = 0.00619785 Jy ! Component: 1850 - total flux cleaned = 0.00625686 Jy ! Component: 1900 - total flux cleaned = 0.00634523 Jy ! Component: 1950 - total flux cleaned = 0.00646222 Jy ! Component: 2000 - total flux cleaned = 0.0065491 Jy ! Total flux subtracted in 2048 components = 0.00669285 Jy ! Clean residual min=-0.001593 max=0.001612 Jy/beam ! Clean residual mean=0.000049 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.996499 Jy keep ! Adding 136 model components to the UV plane model. ! The established model now contains 228 components and 0.996499 Jy ![Exited script file: muppet] wmap "J1127-1857_S_1999_03_08_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.899 x 8.521 at -5.577 degrees (North through East) ! Clean map min=-0.0028226 max=0.95572 Jy/beam ! Writing clean map to FITS file: J1127-1857_S_1999_03_08_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.95572 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000590703 device "J1127-1857_S_1999_03_08_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_S_1999_03_08_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.185421 0.185421 0.370843 0.741685 1.48337 2.96674 5.93348 11.867 23.7339 47.4679 94.9357 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.955 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.899 x 8.521 at -5.577 degrees (North through East) ! Clean map min=-0.0028226 max=0.95572 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1127-1857_S_1999_03_08_pus\_map.gif/vgif" ! Attempting to open device: 'J1127-1857_S_1999_03_08_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1127-1857_S_1999_03_08_pus_uvs.log closed on Tue Jan 8 18:20:37 2008