! Started logfile: J1640+3946_S_2001_03_12_pus_uvs.log on Wed Jan 2 18:57:18 2013 obs J1640+3946_S_2001_03_12_pus_uva.fits ! Reading UV FITS file: J1640+3946_S_2001_03_12_pus_uva.fits ! AN table 1: 78 integrations on 136 of 136 possible baselines. ! AN table 2: 36 integrations on 136 of 136 possible baselines. ! AN table 3: 102 integrations on 136 of 136 possible baselines. ! AN table 4: 239 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.213655 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1640+3946 ! ! 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 1903 lines of history. ! ! Reading 52884 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 J1640+3946_S_2001_03_12_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 922 telescope corrections were flagged in sub-array 1. ! A total of 268 telescope corrections were flagged in sub-array 2. ! A total of 1271 telescope corrections were flagged in sub-array 3. ! A total of 2432 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 969 telescope corrections were flagged in sub-array 1. ! A total of 322 telescope corrections were flagged in sub-array 2. ! A total of 1354 telescope corrections were flagged in sub-array 3. ! A total of 2419 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 881 telescope corrections were flagged in sub-array 1. ! A total of 246 telescope corrections were flagged in sub-array 2. ! A total of 1217 telescope corrections were flagged in sub-array 3. ! A total of 2368 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 969 telescope corrections were flagged in sub-array 1. ! A total of 381 telescope corrections were flagged in sub-array 2. ! A total of 1456 telescope corrections were flagged in sub-array 3. ! A total of 2661 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.787527Jy sigma=0.006713 ! Fit after self-cal, rms=0.438895Jy sigma=0.003444 ! 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=1.915 mas, bmaj=3.108 mas, bpa=-5.389 degrees ! Estimated noise=941.223 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 = 0.53733 Jy ! Component: 100 - total flux cleaned = 0.663461 Jy ! Total flux subtracted in 100 components = 0.663461 Jy ! Clean residual min=-0.016795 max=0.050293 Jy/beam ! Clean residual mean=0.000133 rms=0.005230 Jy/beam ! Combined flux in latest and established models = 0.663461 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.663461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.362825Jy sigma=0.002708 ! Fit after self-cal, rms=0.362801Jy sigma=0.002707 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0572766 Jy ! Component: 100 - total flux cleaned = 0.0911882 Jy ! Total flux subtracted in 100 components = 0.0911882 Jy ! Clean residual min=-0.017332 max=0.023215 Jy/beam ! Clean residual mean=0.000080 rms=0.004522 Jy/beam ! Combined flux in latest and established models = 0.75465 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.754649 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349751Jy sigma=0.002569 ! Fit after self-cal, rms=0.349717Jy sigma=0.002568 ! 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=2.592 mas, bmaj=4.121 mas, bpa=-4.663 degrees ! Estimated noise=432.848 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 = 0.03286 Jy ! Component: 100 - total flux cleaned = 0.0477652 Jy ! Component: 150 - total flux cleaned = 0.0554991 Jy ! Component: 200 - total flux cleaned = 0.0583564 Jy ! Total flux subtracted in 200 components = 0.0583564 Jy ! Clean residual min=-0.019729 max=0.015423 Jy/beam ! Clean residual mean=0.000159 rms=0.004173 Jy/beam ! Combined flux in latest and established models = 0.813006 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 19 components and 0.813006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346887Jy sigma=0.002540 ! Fit after self-cal, rms=0.346881Jy sigma=0.002540 ! 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 0.92 FD 1.16 HH 1.00* HN 0.95 ! KK 0.92 KP 1.00* LA 0.96 MA 1.00* ! MC 1.00* MK 0.86 NL 0.95 ON 0.93 ! OV 1.06 PT 0.98 SC 1.00* TS 1.69 ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.07 HH 1.00* HN 1.10 ! KK 0.99 KP 1.00* LA 0.90 MA 1.75 ! MC 1.06 MK 0.93 NL 0.87 ON 0.67 ! OV 1.01 PT 0.92 SC 1.07 TS 1.00* ! WZ 0.90 ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 1.10 HH 1.00* HN 0.85 ! KK 0.96 KP 1.00* LA 0.92 MA 1.38 ! MC 1.14 MK 0.86 NL 0.90 ON 0.89 ! OV 1.01 PT 0.94 SC 1.11 TS 1.00 ! WZ 0.85 ! ! A total of 36 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.13 HH 1.90 HN 0.92 ! KK 1.00* KP 1.00* LA 0.96 MA 1.87 ! MC 0.98 MK 1.00* NL 0.91 ON 0.89 ! OV 1.02 PT 1.00 SC 1.01 TS 1.00* ! WZ 0.85 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.07 HH 1.00* HN 1.04 ! KK 1.00* KP 1.10 LA 0.99 MA 1.00* ! MC 1.00* MK 0.92 NL 1.02 ON 1.00* ! OV 0.98 PT 1.06 SC 1.00* TS 1.19 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.00 HH 1.00* HN 1.09 ! KK 1.00* KP 0.97 LA 0.93 MA 0.80 ! MC 1.00* MK 0.98 NL 0.95 ON 1.00* ! OV 0.94 PT 1.01 SC 0.88 TS 1.00* ! WZ 0.85 ! ! A total of 108 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.89 FD 1.02 HH 1.00* HN 0.93 ! KK 1.00* KP 1.20 LA 0.98 MA 1.00* ! MC 1.00* MK 0.92 NL 0.97 ON 1.00* ! OV 0.92 PT 1.01 SC 0.92 TS 0.96 ! WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 1.05 HH 0.77 HN 1.01 ! KK 1.00* KP 1.00 LA 1.00 MA 1.01 ! MC 1.00* MK 1.00* NL 0.99 ON 1.00* ! OV 0.94 PT 1.06 SC 0.83 TS 1.00* ! WZ 0.80 ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.10 HH 1.00* HN 1.05 ! KK 0.99 KP 1.23 LA 0.82 MA 1.00* ! MC 1.00* MK 0.95 NL 0.99 ON 0.90 ! OV 1.07 PT 1.09 SC 1.00* TS 1.49 ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 HH 1.00* HN 1.23 ! KK 0.96 KP 1.04 LA 0.87 MA 0.75 ! MC 3.37 MK 1.00 NL 0.96 ON 0.94 ! OV 1.01 PT 1.09 SC 1.21 TS 1.00* ! WZ 0.92 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.96 HH 1.00* HN 1.30 ! KK 0.91 KP 1.11 LA 0.83 MA 0.85 ! MC 1.35 MK 1.00 NL 0.79 ON 0.82 ! OV 1.05 PT 1.10 SC 1.32 TS 1.05 ! WZ 0.83 ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.97 HH 2.17 HN 1.38 ! KK 1.00* KP 0.98 LA 1.05 MA 1.16 ! MC 0.91 MK 1.00* NL 0.96 ON 0.88 ! OV 0.82 PT 0.93 SC 1.20 TS 1.00* ! WZ 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 HH 1.00* HN 1.21 ! KK 1.00* KP 1.16 LA 0.86 MA 1.00* ! MC 1.00* MK 0.95 NL 1.06 ON 1.00* ! OV 1.00 PT 0.98 SC 1.00* TS 0.97 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.86 HH 1.00* HN 1.36 ! KK 1.00* KP 1.02 LA 0.83 MA 1.00* ! MC 1.94 MK 1.00 NL 1.01 ON 1.00* ! OV 0.94 PT 1.03 SC 1.26 TS 1.00* ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.88 HH 1.00* HN 1.12 ! KK 1.00* KP 1.22 LA 0.85 MA 1.00* ! MC 1.00* MK 0.91 NL 1.02 ON 1.00* ! OV 0.93 PT 1.05 SC 1.31 TS 1.01 ! WZ 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 0.91 HH 1.00* HN 1.21 ! KK 1.00* KP 1.06 LA 0.87 MA 1.00* ! MC 1.34 MK 1.00* NL 1.04 ON 1.00* ! OV 0.95 PT 1.06 SC 1.16 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.346881Jy sigma=0.002540 ! Fit after self-cal, rms=0.326553Jy sigma=0.002336 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.61 mas, bmaj=4.151 mas, bpa=-3.977 degrees ! Estimated noise=434.098 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 = -0.00166457 Jy ! Component: 100 - total flux cleaned = -0.00165968 Jy ! Component: 150 - total flux cleaned = -0.00164403 Jy ! Component: 200 - total flux cleaned = -0.00154426 Jy ! Total flux subtracted in 200 components = -0.00154426 Jy ! Clean residual min=-0.006972 max=0.008209 Jy/beam ! Clean residual mean=0.000065 rms=0.002034 Jy/beam ! Combined flux in latest and established models = 0.811462 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 25 components and 0.811462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326388Jy sigma=0.002335 ! Fit after self-cal, rms=0.326879Jy sigma=0.002333 ! 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=0.326879Jy sigma=0.002333 ! Fit after self-cal, rms=0.324472Jy sigma=0.002292 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.612 mas, bmaj=4.155 mas, bpa=-3.981 degrees ! Estimated noise=434.344 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000696304 Jy ! Component: 100 - total flux cleaned = -0.000614062 Jy ! Component: 150 - total flux cleaned = -0.000612917 Jy ! Component: 200 - total flux cleaned = -0.000476586 Jy ! Total flux subtracted in 200 components = -0.000476586 Jy ! Clean residual min=-0.003569 max=0.005519 Jy/beam ! Clean residual mean=0.000295 rms=0.001086 Jy/beam ! Combined flux in latest and established models = 0.810985 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 28 components and 0.810985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.324423Jy sigma=0.002292 ! Fit after self-cal, rms=0.324703Jy sigma=0.002291 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) ! Added new window around map position (-21, -10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00464529 Jy ! Component: 100 - total flux cleaned = 0.00537276 Jy ! Component: 150 - total flux cleaned = 0.00577419 Jy ! Component: 200 - total flux cleaned = 0.00589286 Jy ! Total flux subtracted in 200 components = 0.00589286 Jy ! Clean residual min=-0.003720 max=0.004925 Jy/beam ! Clean residual mean=0.000188 rms=0.001047 Jy/beam ! Combined flux in latest and established models = 0.816878 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.816878 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.324619Jy sigma=0.002290 ! Fit after self-cal, rms=0.324616Jy sigma=0.002290 ! Inverting map ! Added new window around map position (9.5, -63). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00393419 Jy ! Component: 100 - total flux cleaned = 0.00457019 Jy ! Component: 150 - total flux cleaned = 0.00477993 Jy ! Component: 200 - total flux cleaned = 0.00490412 Jy ! Total flux subtracted in 200 components = 0.00490412 Jy ! Clean residual min=-0.003568 max=0.003833 Jy/beam ! Clean residual mean=0.000123 rms=0.001012 Jy/beam ! Combined flux in latest and established models = 0.821782 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 57 components and 0.821782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.324545Jy sigma=0.002289 ! Fit after self-cal, rms=0.324552Jy sigma=0.002289 ! 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=0.324552Jy sigma=0.002289 ! Fit after self-cal, rms=0.325504Jy sigma=0.002289 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.611 mas, bmaj=4.159 mas, bpa=-3.92 degrees ! Estimated noise=434.323 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000830198 Jy ! Component: 100 - total flux cleaned = 0.00115663 Jy ! Component: 150 - total flux cleaned = 0.00133594 Jy ! Component: 200 - total flux cleaned = 0.00139324 Jy ! Total flux subtracted in 200 components = 0.00139324 Jy ! Clean residual min=-0.003718 max=0.003972 Jy/beam ! Clean residual mean=0.000119 rms=0.000980 Jy/beam ! Combined flux in latest and established models = 0.823175 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 60 components and 0.823175 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.325472Jy sigma=0.002289 ! Fit after self-cal, rms=0.325548Jy sigma=0.002289 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 = 0.000344187 Jy ! Component: 100 - total flux cleaned = 0.000396083 Jy ! Component: 150 - total flux cleaned = 0.000395647 Jy ! Component: 200 - total flux cleaned = 0.000444494 Jy ! Total flux subtracted in 200 components = 0.000444494 Jy ! Clean residual min=-0.003760 max=0.003956 Jy/beam ! Clean residual mean=0.000114 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.82362 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 63 components and 0.82362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.325528Jy sigma=0.002289 ! Fit after self-cal, rms=0.325529Jy sigma=0.002289 ! 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=0.325529Jy sigma=0.002289 ! Fit after self-cal, rms=0.325690Jy sigma=0.002288 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.639 mas, bmaj=9.621 mas, bpa=-88.96 degrees ! Estimated noise=574.921 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00091595 Jy ! Component: 100 - total flux cleaned = 0.000813312 Jy ! Component: 150 - total flux cleaned = 0.000769585 Jy ! Component: 200 - total flux cleaned = 0.000730478 Jy ! Total flux subtracted in 200 components = 0.000730478 Jy ! Clean residual min=-0.004252 max=0.004297 Jy/beam ! Clean residual mean=0.000255 rms=0.001381 Jy/beam ! Combined flux in latest and established models = 0.82435 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 72 components and 0.82435 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.325702Jy sigma=0.002288 ! Fit after self-cal, rms=0.325705Jy sigma=0.002288 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 = 2.34048e-05 Jy ! Component: 100 - total flux cleaned = -4.59815e-05 Jy ! Component: 150 - total flux cleaned = -7.9237e-05 Jy ! Component: 200 - total flux cleaned = -0.000112821 Jy ! Total flux subtracted in 200 components = -0.000112821 Jy ! Clean residual min=-0.004172 max=0.004283 Jy/beam ! Clean residual mean=0.000250 rms=0.001373 Jy/beam ! Combined flux in latest and established models = 0.824237 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 77 components and 0.824237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.325714Jy sigma=0.002288 ! Fit after self-cal, rms=0.325713Jy sigma=0.002288 ! 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=2.611 mas, bmaj=4.161 mas, bpa=-3.875 degrees ! Estimated noise=434.338 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.611 x 4.161 at -3.875 degrees (North through East) ! Clean map min=-0.0034712 max=0.7239 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=0.325713Jy sigma=0.002288 ! Fit after self-cal, rms=0.346221Jy sigma=0.002033 ! Inverting map and beam ! Estimated beam: bmin=2.617 mas, bmaj=4.165 mas, bpa=-4.011 degrees ! Estimated noise=435.385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00144948 Jy ! Component: 100 - total flux cleaned = -0.00179419 Jy ! Component: 150 - total flux cleaned = -0.00199911 Jy ! Component: 200 - total flux cleaned = -0.00200243 Jy ! Total flux subtracted in 200 components = -0.00200243 Jy ! Clean residual min=-0.003436 max=0.003806 Jy/beam ! Clean residual mean=0.000060 rms=0.000941 Jy/beam ! Combined flux in latest and established models = 0.822235 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 85 components and 0.822235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346133Jy sigma=0.002033 ! Fit after self-cal, rms=0.346137Jy sigma=0.002033 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000131201 Jy ! Component: 100 - total flux cleaned = -0.000182876 Jy ! Component: 150 - total flux cleaned = -0.000230761 Jy ! Component: 200 - total flux cleaned = -0.000361868 Jy ! Total flux subtracted in 200 components = -0.000361868 Jy ! Clean residual min=-0.003427 max=0.003804 Jy/beam ! Clean residual mean=0.000066 rms=0.000940 Jy/beam ! Combined flux in latest and established models = 0.821873 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 91 components and 0.821873 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346099Jy sigma=0.002033 ! Fit after self-cal, rms=0.346098Jy sigma=0.002033 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346098Jy sigma=0.002033 ! Fit after self-cal, rms=0.347417Jy sigma=0.002033 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=1.961 mas, bmaj=3.142 mas, bpa=-6.182 degrees ! Estimated noise=961.306 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.546672 Jy ! Component: 100 - total flux cleaned = 0.66886 Jy ! Component: 150 - total flux cleaned = 0.717607 Jy ! Component: 200 - total flux cleaned = 0.747075 Jy ! Total flux subtracted in 200 components = 0.747075 Jy ! Clean residual min=-0.007635 max=0.015453 Jy/beam ! Clean residual mean=0.000050 rms=0.002029 Jy/beam ! Combined flux in latest and established models = 0.747075 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.747075 Jy ! Inverting map and beam ! Estimated beam: bmin=2.621 mas, bmaj=4.174 mas, bpa=-3.964 degrees ! Estimated noise=435.915 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 = 0.029988 Jy ! Component: 100 - total flux cleaned = 0.0447306 Jy ! Component: 150 - total flux cleaned = 0.0531033 Jy ! Component: 200 - total flux cleaned = 0.0588027 Jy ! Total flux subtracted in 200 components = 0.0588027 Jy ! Clean residual min=-0.003378 max=0.004913 Jy/beam ! Clean residual mean=0.000288 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 0.805877 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 51 components and 0.805878 Jy ! Inverting map ! Added new window around map position (-4.5, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00508558 Jy ! Component: 100 - total flux cleaned = 0.00864009 Jy ! Component: 150 - total flux cleaned = 0.0114201 Jy ! Component: 200 - total flux cleaned = 0.013229 Jy ! Total flux subtracted in 200 components = 0.013229 Jy ! Clean residual min=-0.003452 max=0.003916 Jy/beam ! Clean residual mean=0.000075 rms=0.000939 Jy/beam ! Combined flux in latest and established models = 0.819106 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 77 components and 0.819106 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=8.658 mas, bmaj=9.642 mas, bpa=-88.77 degrees ! Estimated noise=573.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117928 Jy ! Component: 100 - total flux cleaned = 0.00181143 Jy ! Component: 150 - total flux cleaned = 0.00187126 Jy ! Component: 200 - total flux cleaned = 0.00191859 Jy ! Total flux subtracted in 200 components = 0.00191859 Jy ! Clean residual min=-0.004793 max=0.004380 Jy/beam ! Clean residual mean=0.000103 rms=0.001361 Jy/beam ! Combined flux in latest and established models = 0.821025 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 = 1.77282e-06 Jy ! Component: 100 - total flux cleaned = 3.87858e-05 Jy ! Component: 150 - total flux cleaned = 3.9578e-05 Jy ! Component: 200 - total flux cleaned = 4.20824e-05 Jy ! Total flux subtracted in 200 components = 4.20824e-05 Jy ! Clean residual min=-0.004766 max=0.004366 Jy/beam ! Clean residual mean=0.000098 rms=0.001349 Jy/beam ! Combined flux in latest and established models = 0.821067 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 109 components and 0.821067 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.621 mas, bmaj=4.174 mas, bpa=-3.964 degrees ! Estimated noise=435.915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000330017 Jy ! Component: 100 - total flux cleaned = 0.000400903 Jy ! Component: 150 - total flux cleaned = 0.000456698 Jy ! Component: 200 - total flux cleaned = 0.000455875 Jy ! Total flux subtracted in 200 components = 0.000455875 Jy ! Clean residual min=-0.003449 max=0.003884 Jy/beam ! Clean residual mean=0.000031 rms=0.000911 Jy/beam ! Combined flux in latest and established models = 0.821523 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 123 components and 0.821523 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.347239Jy sigma=0.002033 ! Fit after self-cal, rms=0.347222Jy sigma=0.002033 wmodel J1640+3946_S_2001_03_12_pus_map.mod ! Writing 123 model components to file: J1640+3946_S_2001_03_12_pus_map.mod wobs J1640+3946_S_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J1640+3946_S_2001_03_12_pus_uvs.fits wwins J1640+3946_S_2001_03_12_pus_map.win ! wwins: Wrote 4 windows to J1640+3946_S_2001_03_12_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 = 0.000162544 Jy ! Component: 100 - total flux cleaned = 0.000581556 Jy ! Component: 150 - total flux cleaned = 0.000867675 Jy ! Component: 200 - total flux cleaned = 0.00131279 Jy ! Component: 250 - total flux cleaned = 0.00179777 Jy ! Component: 300 - total flux cleaned = 0.00226862 Jy ! Component: 350 - total flux cleaned = 0.0027792 Jy ! Component: 400 - total flux cleaned = 0.00327689 Jy ! Component: 450 - total flux cleaned = 0.00361731 Jy ! Component: 500 - total flux cleaned = 0.00390411 Jy ! Component: 550 - total flux cleaned = 0.00404561 Jy ! Component: 600 - total flux cleaned = 0.00427732 Jy ! Component: 650 - total flux cleaned = 0.00445992 Jy ! Component: 700 - total flux cleaned = 0.00455012 Jy ! Component: 750 - total flux cleaned = 0.00468421 Jy ! Component: 800 - total flux cleaned = 0.00472845 Jy ! Component: 850 - total flux cleaned = 0.00494795 Jy ! Component: 900 - total flux cleaned = 0.00499132 Jy ! Component: 950 - total flux cleaned = 0.00516351 Jy ! Component: 1000 - total flux cleaned = 0.00524854 Jy ! Component: 1050 - total flux cleaned = 0.00533315 Jy ! Component: 1100 - total flux cleaned = 0.00550042 Jy ! Component: 1150 - total flux cleaned = 0.00545905 Jy ! Component: 1200 - total flux cleaned = 0.00566533 Jy ! Component: 1250 - total flux cleaned = 0.00574707 Jy ! Component: 1300 - total flux cleaned = 0.00586879 Jy ! Component: 1350 - total flux cleaned = 0.00594934 Jy ! Component: 1400 - total flux cleaned = 0.0061089 Jy ! Component: 1450 - total flux cleaned = 0.00618794 Jy ! Component: 1500 - total flux cleaned = 0.00626659 Jy ! Component: 1550 - total flux cleaned = 0.00638373 Jy ! Component: 1600 - total flux cleaned = 0.00646142 Jy ! Component: 1650 - total flux cleaned = 0.00661519 Jy ! Component: 1700 - total flux cleaned = 0.00669152 Jy ! Component: 1750 - total flux cleaned = 0.00680539 Jy ! Component: 1800 - total flux cleaned = 0.00691843 Jy ! Component: 1850 - total flux cleaned = 0.00695618 Jy ! Component: 1900 - total flux cleaned = 0.0071049 Jy ! Component: 1950 - total flux cleaned = 0.00714179 Jy ! Component: 2000 - total flux cleaned = 0.00725167 Jy ! Total flux subtracted in 2048 components = 0.00725167 Jy ! Clean residual min=-0.002398 max=0.003039 Jy/beam ! Clean residual mean=-0.000019 rms=0.000696 Jy/beam ! Combined flux in latest and established models = 0.828775 Jy keep ! Adding 147 model components to the UV plane model. ! The established model now contains 270 components and 0.828775 Jy ![Exited script file: muppet] wmap "J1640+3946_S_2001_03_12_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.621 x 4.174 at -3.964 degrees (North through East) ! Clean map min=-0.0031771 max=0.7277 Jy/beam ! Writing clean map to FITS file: J1640+3946_S_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.727697 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000695259 device "J1640+3946_S_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J1640+3946_S_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.286627 0.286627 0.573254 1.14651 2.29302 4.58603 9.17207 18.3441 36.6883 73.3765 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.727 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.621 x 4.174 at -3.964 degrees (North through East) ! Clean map min=-0.0031771 max=0.7277 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1640+3946_S_2001_03_12_pus_uvs.log closed on Wed Jan 2 18:57:32 2013