! Started logfile: J0753+5352_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:38:08 2010 obs J0753+5352_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0753+5352_S_2008_04_02_pus_uva.fits ! AN table 1: 94 integrations on 120 of 120 possible baselines. ! AN table 2: 15 integrations on 120 of 120 possible baselines. ! AN table 3: 35 integrations on 120 of 120 possible baselines. ! AN table 4: 15 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.182966 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0753+5352 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 984 lines of history. ! ! Reading 13964 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 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 889 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 275 telescope corrections were flagged in sub-array 3. ! A total of 240 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 889 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 275 telescope corrections were flagged in sub-array 3. ! A total of 240 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 889 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 275 telescope corrections were flagged in sub-array 3. ! A total of 240 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 889 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 275 telescope corrections were flagged in sub-array 3. ! A total of 240 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.577457Jy sigma=0.005262 ! Fit after self-cal, rms=0.468525Jy sigma=0.004253 ! 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=2.679 mas, bmaj=4.065 mas, bpa=52.21 degrees ! Estimated noise=1302.73 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 = 0.440664 Jy ! Component: 100 - total flux cleaned = 0.538069 Jy ! Total flux subtracted in 100 components = 0.538069 Jy ! Clean residual min=-0.014415 max=0.032476 Jy/beam ! Clean residual mean=0.000155 rms=0.004313 Jy/beam ! Combined flux in latest and established models = 0.538069 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.538069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194626Jy sigma=0.001614 ! Fit after self-cal, rms=0.194619Jy sigma=0.001614 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.033398 Jy ! Component: 100 - total flux cleaned = 0.0509332 Jy ! Total flux subtracted in 100 components = 0.0509332 Jy ! Clean residual min=-0.012747 max=0.015957 Jy/beam ! Clean residual mean=0.000068 rms=0.003777 Jy/beam ! Combined flux in latest and established models = 0.589002 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.589002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188028Jy sigma=0.001552 ! Fit after self-cal, rms=0.188008Jy sigma=0.001551 ! 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=3.936 mas, bmaj=5.635 mas, bpa=61.45 degrees ! Estimated noise=666.8 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 = 0.00954605 Jy ! Component: 100 - total flux cleaned = 0.0103376 Jy ! Component: 150 - total flux cleaned = 0.0108012 Jy ! Component: 200 - total flux cleaned = 0.0113985 Jy ! Total flux subtracted in 200 components = 0.0113985 Jy ! Clean residual min=-0.010230 max=0.013471 Jy/beam ! Clean residual mean=0.000100 rms=0.003554 Jy/beam ! Combined flux in latest and established models = 0.600401 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.600401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187143Jy sigma=0.001545 ! Fit after self-cal, rms=0.187127Jy sigma=0.001545 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HH 1.00* HN 1.11 ! KK 1.09 KP 1.03 LA 1.21 MK 0.80 ! NL 0.97 NY 0.88 ON 1.00* OV 0.97 ! PT 1.03 SC 1.11 WZ 0.98 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.06 HH 1.00* HN 1.00* ! KK 1.03 KP 1.00 LA 1.20 MK 0.79 ! NL 0.95 NY 1.00* ON 1.00* OV 0.97 ! PT 1.00 SC 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.06 HH 1.00* HN 1.08 ! KK 1.00* KP 0.97 LA 1.19 MK 1.00* ! NL 0.88 NY 1.00* ON 1.00* OV 1.00 ! PT 0.97 SC 1.03 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.13 HH 1.00* HN 1.16 ! KK 1.04 KP 1.01 LA 1.12 MK 0.86 ! NL 1.00 NY 0.99 ON 1.00* OV 1.00 ! PT 1.02 SC 1.19 WZ 0.94 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.17 HH 1.00* HN 1.00* ! KK 1.06 KP 1.01 LA 1.10 MK 0.83 ! NL 0.97 NY 1.00* ON 1.00* OV 1.02 ! PT 1.03 SC 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.11 HH 1.00* HN 1.12 ! KK 1.00* KP 0.99 LA 1.09 MK 1.00* ! NL 0.93 NY 1.00* ON 1.00* OV 1.06 ! PT 0.97 SC 1.07 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.16 HH 1.00* HN 1.17 ! KK 1.12 KP 1.02 LA 0.89 MK 0.87 ! NL 1.04 NY 0.95 ON 1.00* OV 1.05 ! PT 1.06 SC 1.06 WZ 0.88 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.16 HH 1.00* HN 1.00* ! KK 1.06 KP 1.01 LA 0.87 MK 0.87 ! NL 1.05 NY 1.00* ON 1.00* OV 1.00 ! PT 1.04 SC 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.14 HH 1.00* HN 1.14 ! KK 1.00* KP 1.01 LA 0.87 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 1.07 ! PT 1.03 SC 0.98 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.12 HH 1.00* HN 1.11 ! KK 1.09 KP 0.96 LA 0.74 MK 0.96 ! NL 0.94 NY 1.03 ON 1.00* OV 0.84 ! PT 0.92 SC 1.16 WZ 0.89 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.10 HH 1.00* HN 1.00* ! KK 1.04 KP 0.93 LA 0.75 MK 0.93 ! NL 0.94 NY 1.00* ON 1.00* OV 0.85 ! PT 0.92 SC 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.12 HH 1.00* HN 1.04 ! KK 1.00* KP 0.92 LA 0.74 MK 1.00* ! NL 0.89 NY 1.00* ON 1.00* OV 0.88 ! PT 0.89 SC 1.02 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.187127Jy sigma=0.001545 ! Fit after self-cal, rms=0.157772Jy sigma=0.001297 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.983 mas, bmaj=5.573 mas, bpa=59.46 degrees ! Estimated noise=666.668 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 = 0.000788986 Jy ! Component: 100 - total flux cleaned = 0.000447127 Jy ! Component: 150 - total flux cleaned = 0.000298405 Jy ! Component: 200 - total flux cleaned = 0.000232888 Jy ! Total flux subtracted in 200 components = 0.000232888 Jy ! Clean residual min=-0.006154 max=0.005276 Jy/beam ! Clean residual mean=-0.000228 rms=0.001399 Jy/beam ! Combined flux in latest and established models = 0.600634 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 0.600634 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157657Jy sigma=0.001297 ! Fit after self-cal, rms=0.157758Jy sigma=0.001296 ! 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=0.157758Jy sigma=0.001296 ! Fit after self-cal, rms=0.157880Jy sigma=0.001280 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.983 mas, bmaj=5.555 mas, bpa=59.61 degrees ! Estimated noise=667.572 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000996564 Jy ! Component: 100 - total flux cleaned = 0.000923498 Jy ! Component: 150 - total flux cleaned = 0.000923615 Jy ! Component: 200 - total flux cleaned = 0.000926998 Jy ! Total flux subtracted in 200 components = 0.000926998 Jy ! Clean residual min=-0.003629 max=0.004857 Jy/beam ! Clean residual mean=0.000060 rms=0.000962 Jy/beam ! Combined flux in latest and established models = 0.601561 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 35 components and 0.601561 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157813Jy sigma=0.001280 ! Fit after self-cal, rms=0.157835Jy sigma=0.001279 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 (-6.5, 14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00465846 Jy ! Component: 100 - total flux cleaned = 0.00653166 Jy ! Component: 150 - total flux cleaned = 0.00660731 Jy ! Component: 200 - total flux cleaned = 0.00660743 Jy ! Total flux subtracted in 200 components = 0.00660743 Jy ! Clean residual min=-0.003511 max=0.003454 Jy/beam ! Clean residual mean=0.000012 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.608168 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 52 components and 0.608168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157669Jy sigma=0.001278 ! Fit after self-cal, rms=0.157653Jy sigma=0.001278 ! 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=0.157653Jy sigma=0.001278 ! Fit after self-cal, rms=0.157651Jy sigma=0.001278 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.98 mas, bmaj=5.545 mas, bpa=59.82 degrees ! Estimated noise=668.058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00252904 Jy ! Component: 100 - total flux cleaned = 0.00294326 Jy ! Component: 150 - total flux cleaned = 0.00288991 Jy ! Component: 200 - total flux cleaned = 0.00283897 Jy ! Total flux subtracted in 200 components = 0.00283897 Jy ! Clean residual min=-0.003505 max=0.003224 Jy/beam ! Clean residual mean=0.000008 rms=0.000850 Jy/beam ! Combined flux in latest and established models = 0.611007 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 57 components and 0.611007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157586Jy sigma=0.001277 ! Fit after self-cal, rms=0.157583Jy sigma=0.001277 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 = 0.000674817 Jy ! Component: 100 - total flux cleaned = 0.000674523 Jy ! Component: 150 - total flux cleaned = 0.000674664 Jy ! Component: 200 - total flux cleaned = 0.000676023 Jy ! Total flux subtracted in 200 components = 0.000676023 Jy ! Clean residual min=-0.003464 max=0.003150 Jy/beam ! Clean residual mean=0.000003 rms=0.000840 Jy/beam ! Combined flux in latest and established models = 0.611683 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 61 components and 0.611683 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157551Jy sigma=0.001277 ! Fit after self-cal, rms=0.157551Jy sigma=0.001277 ! 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=0.157551Jy sigma=0.001277 ! Fit after self-cal, rms=0.157613Jy sigma=0.001277 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.421 mas, bmaj=10.84 mas, bpa=67.47 degrees ! Estimated noise=783.359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123366 Jy ! Component: 100 - total flux cleaned = 0.00149975 Jy ! Component: 150 - total flux cleaned = 0.00155913 Jy ! Component: 200 - total flux cleaned = 0.00160563 Jy ! Total flux subtracted in 200 components = 0.00160563 Jy ! Clean residual min=-0.003780 max=0.003318 Jy/beam ! Clean residual mean=0.000005 rms=0.001046 Jy/beam ! Combined flux in latest and established models = 0.613289 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 74 components and 0.613289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157602Jy sigma=0.001277 ! Fit after self-cal, rms=0.157599Jy sigma=0.001277 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 = 0.000169002 Jy ! Component: 100 - total flux cleaned = 0.00014967 Jy ! Component: 150 - total flux cleaned = 0.000148985 Jy ! Component: 200 - total flux cleaned = 0.000132219 Jy ! Total flux subtracted in 200 components = 0.000132219 Jy ! Clean residual min=-0.003760 max=0.003296 Jy/beam ! Clean residual mean=0.000004 rms=0.001039 Jy/beam ! Combined flux in latest and established models = 0.613421 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 85 components and 0.613421 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157595Jy sigma=0.001277 ! Fit after self-cal, rms=0.157595Jy sigma=0.001277 ! 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=3.978 mas, bmaj=5.54 mas, bpa=59.93 degrees ! Estimated noise=668.623 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.978 x 5.54 at 59.93 degrees (North through East) ! Clean map min=-0.003353 max=0.56577 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=0.157595Jy sigma=0.001277 ! Fit after self-cal, rms=0.152293Jy sigma=0.001160 ! Inverting map and beam ! Estimated beam: bmin=3.976 mas, bmaj=5.54 mas, bpa=60 degrees ! Estimated noise=668.869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000119993 Jy ! Component: 100 - total flux cleaned = 2.13332e-05 Jy ! Component: 150 - total flux cleaned = -6.67197e-05 Jy ! Component: 200 - total flux cleaned = -6.64306e-05 Jy ! Total flux subtracted in 200 components = -6.64306e-05 Jy ! Clean residual min=-0.003343 max=0.003391 Jy/beam ! Clean residual mean=-0.000004 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.613355 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 88 components and 0.613355 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152253Jy sigma=0.001159 ! Fit after self-cal, rms=0.152254Jy sigma=0.001159 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000102698 Jy ! Component: 100 - total flux cleaned = 6.55541e-05 Jy ! Component: 150 - total flux cleaned = 6.54969e-05 Jy ! Component: 200 - total flux cleaned = 6.47934e-05 Jy ! Total flux subtracted in 200 components = 6.47934e-05 Jy ! Clean residual min=-0.003309 max=0.003400 Jy/beam ! Clean residual mean=-0.000005 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.613419 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 93 components and 0.613419 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152230Jy sigma=0.001159 ! Fit after self-cal, rms=0.152230Jy sigma=0.001159 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152230Jy sigma=0.001159 ! Fit after self-cal, rms=0.152312Jy sigma=0.001159 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=2.677 mas, bmaj=4.012 mas, bpa=50.72 degrees ! Estimated noise=1262.67 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.43336 Jy ! Component: 100 - total flux cleaned = 0.531441 Jy ! Component: 150 - total flux cleaned = 0.567232 Jy ! Component: 200 - total flux cleaned = 0.583018 Jy ! Total flux subtracted in 200 components = 0.583018 Jy ! Clean residual min=-0.005498 max=0.008567 Jy/beam ! Clean residual mean=0.000060 rms=0.001581 Jy/beam ! Combined flux in latest and established models = 0.583018 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 0.583018 Jy ! Inverting map and beam ! Estimated beam: bmin=3.974 mas, bmaj=5.537 mas, bpa=60.09 degrees ! Estimated noise=669.443 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 = 0.0127261 Jy ! Component: 100 - total flux cleaned = 0.0195278 Jy ! Component: 150 - total flux cleaned = 0.0239074 Jy ! Component: 200 - total flux cleaned = 0.0262369 Jy ! Total flux subtracted in 200 components = 0.0262369 Jy ! Clean residual min=-0.004170 max=0.003364 Jy/beam ! Clean residual mean=0.000032 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.609255 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 35 components and 0.609255 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=9.418 mas, bmaj=10.83 mas, bpa=67.8 degrees ! Estimated noise=784.711 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00279831 Jy ! Component: 100 - total flux cleaned = 0.00345629 Jy ! Component: 150 - total flux cleaned = 0.00375193 Jy ! Component: 200 - total flux cleaned = 0.00383684 Jy ! Total flux subtracted in 200 components = 0.00383684 Jy ! Clean residual min=-0.003911 max=0.003328 Jy/beam ! Clean residual mean=0.000007 rms=0.001011 Jy/beam ! Combined flux in latest and established models = 0.613092 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 = 0.000147504 Jy ! Component: 100 - total flux cleaned = 0.000242578 Jy ! Component: 150 - total flux cleaned = 0.00029989 Jy ! Component: 200 - total flux cleaned = 0.000401574 Jy ! Total flux subtracted in 200 components = 0.000401574 Jy ! Clean residual min=-0.003739 max=0.003315 Jy/beam ! Clean residual mean=0.000003 rms=0.001004 Jy/beam ! Combined flux in latest and established models = 0.613493 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 49 components and 0.613494 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.974 mas, bmaj=5.537 mas, bpa=60.09 degrees ! Estimated noise=669.443 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000740517 Jy ! Component: 100 - total flux cleaned = -0.000602131 Jy ! Component: 150 - total flux cleaned = -0.000602231 Jy ! Component: 200 - total flux cleaned = -0.000549089 Jy ! Total flux subtracted in 200 components = -0.000549089 Jy ! Clean residual min=-0.003539 max=0.003165 Jy/beam ! Clean residual mean=0.000006 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.612944 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 56 components and 0.612944 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152264Jy sigma=0.001159 ! Fit after self-cal, rms=0.152259Jy sigma=0.001159 wmodel J0753+5352_S_2008_04_02_pus_map.mod ! Writing 56 model components to file: J0753+5352_S_2008_04_02_pus_map.mod wobs J0753+5352_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0753+5352_S_2008_04_02_pus_uvs.fits wwins J0753+5352_S_2008_04_02_pus_map.win ! wwins: Wrote 2 windows to J0753+5352_S_2008_04_02_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000253773 Jy ! Component: 100 - total flux cleaned = 0.000574856 Jy ! Component: 150 - total flux cleaned = 0.000821351 Jy ! Component: 200 - total flux cleaned = 0.000961422 Jy ! Component: 250 - total flux cleaned = 0.00105112 Jy ! Component: 300 - total flux cleaned = 0.00100762 Jy ! Component: 350 - total flux cleaned = 0.00100677 Jy ! Component: 400 - total flux cleaned = 0.00104654 Jy ! Component: 450 - total flux cleaned = 0.00120267 Jy ! Component: 500 - total flux cleaned = 0.00143085 Jy ! Component: 550 - total flux cleaned = 0.0014685 Jy ! Component: 600 - total flux cleaned = 0.00161402 Jy ! Component: 650 - total flux cleaned = 0.00175652 Jy ! Component: 700 - total flux cleaned = 0.0018613 Jy ! Component: 750 - total flux cleaned = 0.00196462 Jy ! Component: 800 - total flux cleaned = 0.00210032 Jy ! Component: 850 - total flux cleaned = 0.0022339 Jy ! Component: 900 - total flux cleaned = 0.00239824 Jy ! Component: 950 - total flux cleaned = 0.00252801 Jy ! Component: 1000 - total flux cleaned = 0.00271984 Jy ! Component: 1050 - total flux cleaned = 0.0028455 Jy ! Component: 1100 - total flux cleaned = 0.00290768 Jy ! Component: 1150 - total flux cleaned = 0.00309206 Jy ! Component: 1200 - total flux cleaned = 0.00324387 Jy ! Component: 1250 - total flux cleaned = 0.00342371 Jy ! Component: 1300 - total flux cleaned = 0.00357162 Jy ! Component: 1350 - total flux cleaned = 0.00363016 Jy ! Component: 1400 - total flux cleaned = 0.0037466 Jy ! Component: 1450 - total flux cleaned = 0.00383291 Jy ! Component: 1500 - total flux cleaned = 0.00397541 Jy ! Component: 1550 - total flux cleaned = 0.00403213 Jy ! Component: 1600 - total flux cleaned = 0.00420026 Jy ! Component: 1650 - total flux cleaned = 0.00422817 Jy ! Component: 1700 - total flux cleaned = 0.00439351 Jy ! Component: 1750 - total flux cleaned = 0.00442057 Jy ! Component: 1800 - total flux cleaned = 0.0045018 Jy ! Component: 1850 - total flux cleaned = 0.00455589 Jy ! Component: 1900 - total flux cleaned = 0.00463591 Jy ! Component: 1950 - total flux cleaned = 0.00471567 Jy ! Component: 2000 - total flux cleaned = 0.00468947 Jy ! Total flux subtracted in 2048 components = 0.00482008 Jy ! Clean residual min=-0.001622 max=0.001869 Jy/beam ! Clean residual mean=-0.000016 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.617765 Jy keep ! Adding 137 model components to the UV plane model. ! The established model now contains 193 components and 0.617765 Jy wmap "J0753+5352_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.974 x 5.537 at 60.09 degrees (North through East) ! Clean map min=-0.0024988 max=0.56758 Jy/beam ! Writing clean map to FITS file: J0753+5352_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.56758 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000516962 device "J0753+5352_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0753+5352_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.273245 0.273245 0.54649 1.09298 2.18596 4.37192 8.74384 17.4877 34.9754 69.9507 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.567 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.974 x 5.537 at 60.09 degrees (North through East) ! Clean map min=-0.0024988 max=0.56758 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0753+5352_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0753+5352_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0753+5352_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:38:13 2010