! Started logfile: J2009-4849_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:44:28 2010 obs J2009-4849_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J2009-4849_S_2008_04_02_pus_uva.fits ! AN table 1: 11 integrations on 120 of 120 possible baselines. ! AN table 2: 15 integrations on 120 of 120 possible baselines. ! AN table 3: 23 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0358844 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2009-4849 ! ! 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 844 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 137 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! A total of 322 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 137 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! A total of 322 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 137 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! A total of 322 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 137 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! A total of 322 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.485860Jy sigma=0.003833 ! Fit after self-cal, rms=0.308387Jy sigma=0.002399 ! 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=16.88 mas, bmaj=81.25 mas, bpa=3.196 degrees ! Estimated noise=4449.49 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.579484 Jy ! Component: 100 - total flux cleaned = 0.673002 Jy ! Total flux subtracted in 100 components = 0.673002 Jy ! Clean residual min=-0.048187 max=0.049037 Jy/beam ! Clean residual mean=0.002457 rms=0.023099 Jy/beam ! Combined flux in latest and established models = 0.673002 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.673002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251280Jy sigma=0.001851 ! Fit after self-cal, rms=0.251027Jy sigma=0.001850 ! 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=21.66 mas, bmaj=94.34 mas, bpa=-1.049 degrees ! Estimated noise=3289.57 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 = 0.0878837 Jy ! Component: 100 - total flux cleaned = 0.133978 Jy ! Component: 150 - total flux cleaned = 0.1598 Jy ! Component: 200 - total flux cleaned = 0.166021 Jy ! Total flux subtracted in 200 components = 0.166021 Jy ! Clean residual min=-0.009585 max=0.009570 Jy/beam ! Clean residual mean=0.003460 rms=0.004564 Jy/beam ! Combined flux in latest and established models = 0.839022 Jy ! Performing phase self-cal ! Adding 103 model components to the UV plane model. ! The established model now contains 119 components and 0.839023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217101Jy sigma=0.001606 ! Fit after self-cal, rms=0.216846Jy sigma=0.001605 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.02 HH 1.00* HN 1.00* ! KK 1.00* KP 1.00 LA 1.14 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 0.95 SC 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 HH 1.00* HN 1.00* ! KK 1.00* KP 1.04 LA 1.21 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.03 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 HH 1.00* HN 1.00* ! KK 1.00* KP 1.00 LA 1.20 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 0.92 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.04 HH 1.00* HN 1.00* ! KK 1.00* KP 1.01 LA 1.14 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 0.91 SC 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.09 HH 1.00* HN 1.00* ! KK 1.00* KP 1.01 LA 1.07 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.04 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.03 HH 1.00* HN 1.00* ! KK 1.00* KP 1.02 LA 1.13 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.02 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.08 HH 1.00* HN 1.00* ! KK 1.00* KP 1.03 LA 0.88 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.06 SC 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.07 HH 1.00* HN 1.00* ! KK 1.00* KP 1.02 LA 0.89 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.13 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.08 HH 1.00* HN 1.00* ! KK 1.00* KP 0.95 LA 0.94 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.07 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.07 HH 1.00* HN 1.00* ! KK 1.00* KP 0.95 LA 0.74 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 0.85 SC 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.07 HH 1.00* HN 1.00* ! KK 1.00* KP 0.98 LA 0.73 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 0.96 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.03 HH 1.00* HN 1.00* ! KK 1.00* KP 0.94 LA 0.74 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 0.92 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.216846Jy sigma=0.001605 ! Fit after self-cal, rms=0.159672Jy sigma=0.001244 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=21.87 mas, bmaj=95.46 mas, bpa=-1.817 degrees ! Estimated noise=3337.33 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 = 0.00350208 Jy ! Component: 100 - total flux cleaned = 0.00325788 Jy ! Component: 150 - total flux cleaned = 0.00379613 Jy ! Component: 200 - total flux cleaned = 0.00444146 Jy ! Total flux subtracted in 200 components = 0.00444146 Jy ! Clean residual min=-0.002508 max=0.002524 Jy/beam ! Clean residual mean=0.000317 rms=0.001285 Jy/beam ! Combined flux in latest and established models = 0.843464 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 162 components and 0.843464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158660Jy sigma=0.001237 ! Fit after self-cal, rms=0.158781Jy sigma=0.001235 ! 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=0.158781Jy sigma=0.001235 ! Fit after self-cal, rms=0.158331Jy sigma=0.001234 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=21.86 mas, bmaj=95.35 mas, bpa=-1.81 degrees ! Estimated noise=3328.03 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000395685 Jy ! Component: 100 - total flux cleaned = -0.000166597 Jy ! Component: 150 - total flux cleaned = -0.000790567 Jy ! Component: 200 - total flux cleaned = -0.000509226 Jy ! Total flux subtracted in 200 components = -0.000509226 Jy ! Clean residual min=-0.001581 max=0.001590 Jy/beam ! Clean residual mean=0.000179 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 0.842955 Jy selfcal ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 227 components and 0.842955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158056Jy sigma=0.001232 ! Fit after self-cal, rms=0.158013Jy sigma=0.001232 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 = 0.00102865 Jy ! Component: 100 - total flux cleaned = 0.00184675 Jy ! Component: 150 - total flux cleaned = 0.00246309 Jy ! Component: 200 - total flux cleaned = 0.00246507 Jy ! Total flux subtracted in 200 components = 0.00246507 Jy ! Clean residual min=-0.001237 max=0.001216 Jy/beam ! Clean residual mean=0.000091 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.84542 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 268 components and 0.84542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157904Jy sigma=0.001231 ! Fit after self-cal, rms=0.157886Jy sigma=0.001231 ! 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=0.157886Jy sigma=0.001231 ! Fit after self-cal, rms=0.157764Jy sigma=0.001230 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=21.85 mas, bmaj=95.34 mas, bpa=-1.803 degrees ! Estimated noise=3324.95 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.87139e-05 Jy ! Component: 100 - total flux cleaned = 0.000305905 Jy ! Component: 150 - total flux cleaned = 0.000158768 Jy ! Component: 200 - total flux cleaned = 2.45777e-05 Jy ! Total flux subtracted in 200 components = 2.45777e-05 Jy ! Clean residual min=-0.001050 max=0.001038 Jy/beam ! Clean residual mean=0.000060 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.845444 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 297 components and 0.845444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157674Jy sigma=0.001230 ! Fit after self-cal, rms=0.157668Jy sigma=0.001230 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 = -4.03972e-05 Jy ! Component: 100 - total flux cleaned = 0.000496854 Jy ! Component: 150 - total flux cleaned = 0.000494622 Jy ! Component: 200 - total flux cleaned = 0.000549577 Jy ! Total flux subtracted in 200 components = 0.000549577 Jy ! Clean residual min=-0.000885 max=0.000882 Jy/beam ! Clean residual mean=0.000047 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.845994 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 330 components and 0.845994 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157622Jy sigma=0.001229 ! Fit after self-cal, rms=0.157620Jy sigma=0.001229 ! 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=0.157620Jy sigma=0.001229 ! Fit after self-cal, rms=0.157611Jy sigma=0.001229 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=22.16 mas, bmaj=96.27 mas, bpa=-1.806 degrees ! Estimated noise=3328.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000569214 Jy ! Component: 100 - total flux cleaned = 0.000590044 Jy ! Component: 150 - total flux cleaned = 0.00030917 Jy ! Component: 200 - total flux cleaned = 0.000154267 Jy ! Total flux subtracted in 200 components = 0.000154267 Jy ! Clean residual min=-0.000814 max=0.000817 Jy/beam ! Clean residual mean=0.000027 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.846148 Jy selfcal ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 370 components and 0.846148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157567Jy sigma=0.001229 ! Fit after self-cal, rms=0.157568Jy sigma=0.001229 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 = -0.000147754 Jy ! Component: 100 - total flux cleaned = -3.89604e-05 Jy ! Component: 150 - total flux cleaned = -8.53605e-05 Jy ! Component: 200 - total flux cleaned = -0.000127721 Jy ! Total flux subtracted in 200 components = -0.000127721 Jy ! Clean residual min=-0.000720 max=0.000723 Jy/beam ! Clean residual mean=0.000016 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.84602 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 404 components and 0.84602 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157541Jy sigma=0.001229 ! Fit after self-cal, rms=0.157542Jy sigma=0.001229 ! 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=21.85 mas, bmaj=95.35 mas, bpa=-1.8 degrees ! Estimated noise=3324.53 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 21.85 x 95.35 at -1.8 degrees (North through East) ! Clean map min=-0.023763 max=0.78318 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=0.157542Jy sigma=0.001229 ! Fit after self-cal, rms=0.123173Jy sigma=0.000884 ! Inverting map and beam ! Estimated beam: bmin=21.86 mas, bmaj=95.44 mas, bpa=-1.802 degrees ! Estimated noise=3324.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000120753 Jy ! Component: 100 - total flux cleaned = -0.000494737 Jy ! Component: 150 - total flux cleaned = -0.000559665 Jy ! Component: 200 - total flux cleaned = -0.000455571 Jy ! Total flux subtracted in 200 components = -0.000455571 Jy ! Clean residual min=-0.000812 max=0.000807 Jy/beam ! Clean residual mean=-0.000098 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.845565 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 422 components and 0.845565 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123086Jy sigma=0.000883 ! Fit after self-cal, rms=0.123124Jy sigma=0.000883 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000275879 Jy ! Component: 100 - total flux cleaned = -0.000650085 Jy ! Component: 150 - total flux cleaned = -0.00088857 Jy ! Component: 200 - total flux cleaned = -0.00120048 Jy ! Total flux subtracted in 200 components = -0.00120048 Jy ! Clean residual min=-0.000718 max=0.000709 Jy/beam ! Clean residual mean=-0.000097 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.844364 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 446 components and 0.844364 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123061Jy sigma=0.000883 ! Fit after self-cal, rms=0.123095Jy sigma=0.000883 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123095Jy sigma=0.000883 ! Fit after self-cal, rms=0.123098Jy sigma=0.000883 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=16.94 mas, bmaj=81.08 mas, bpa=3.162 degrees ! Estimated noise=4611.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.578119 Jy ! Component: 100 - total flux cleaned = 0.682244 Jy ! Component: 150 - total flux cleaned = 0.688398 Jy ! Component: 200 - total flux cleaned = 0.719614 Jy ! Total flux subtracted in 200 components = 0.719615 Jy ! Clean residual min=-0.017555 max=0.018860 Jy/beam ! Clean residual mean=0.001574 rms=0.009857 Jy/beam ! Combined flux in latest and established models = 0.719615 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 66 model components to the UV plane model. ! The established model now contains 66 components and 0.719615 Jy ! Inverting map and beam ! Estimated beam: bmin=21.86 mas, bmaj=95.5 mas, bpa=-1.795 degrees ! Estimated noise=3322.96 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 = 0.0280436 Jy ! Component: 100 - total flux cleaned = 0.042024 Jy ! Component: 150 - total flux cleaned = 0.0527071 Jy ! Component: 200 - total flux cleaned = 0.0610937 Jy ! Total flux subtracted in 200 components = 0.0610937 Jy ! Clean residual min=-0.009012 max=0.009032 Jy/beam ! Clean residual mean=0.003211 rms=0.005503 Jy/beam ! Combined flux in latest and established models = 0.780708 Jy ! Adding 137 model components to the UV plane model. ! The established model now contains 202 components and 0.780708 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=22.16 mas, bmaj=96.41 mas, bpa=-1.801 degrees ! Estimated noise=3327.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00949351 Jy ! Component: 100 - total flux cleaned = 0.0172176 Jy ! Component: 150 - total flux cleaned = 0.0236602 Jy ! Component: 200 - total flux cleaned = 0.0269511 Jy ! Total flux subtracted in 200 components = 0.0269511 Jy ! Clean residual min=-0.004199 max=0.004209 Jy/beam ! Clean residual mean=0.001643 rms=0.002545 Jy/beam ! Combined flux in latest and established models = 0.807659 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 = 0.00286605 Jy ! Component: 100 - total flux cleaned = 0.00542015 Jy ! Component: 150 - total flux cleaned = 0.0080738 Jy ! Component: 200 - total flux cleaned = 0.010449 Jy ! Total flux subtracted in 200 components = 0.010449 Jy ! Clean residual min=-0.002666 max=0.002678 Jy/beam ! Clean residual mean=0.000870 rms=0.001600 Jy/beam ! Combined flux in latest and established models = 0.818108 Jy ! Adding 215 model components to the UV plane model. ! The established model now contains 400 components and 0.818109 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=21.86 mas, bmaj=95.5 mas, bpa=-1.795 degrees ! Estimated noise=3322.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00351522 Jy ! Component: 100 - total flux cleaned = 0.00635523 Jy ! Component: 150 - total flux cleaned = 0.00854443 Jy ! Component: 200 - total flux cleaned = 0.00999766 Jy ! Total flux subtracted in 200 components = 0.00999766 Jy ! Clean residual min=-0.001628 max=0.001638 Jy/beam ! Clean residual mean=0.000516 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 0.828106 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 439 components and 0.828107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123183Jy sigma=0.000886 ! Fit after self-cal, rms=0.123197Jy sigma=0.000885 wmodel J2009-4849_S_2008_04_02_pus_map.mod ! Writing 439 model components to file: J2009-4849_S_2008_04_02_pus_map.mod wobs J2009-4849_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J2009-4849_S_2008_04_02_pus_uvs.fits wwins J2009-4849_S_2008_04_02_pus_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! wmap "J2009-4849_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 21.86 x 95.5 at -1.795 degrees (North through East) ! Clean map min=-0.025285 max=0.77878 Jy/beam ! Writing clean map to FITS file: J2009-4849_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 0.778778 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000954119 device "J2009-4849_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J2009-4849_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.367545 0.367545 0.735089 1.47018 2.94036 5.88071 11.7614 23.5229 47.0457 94.0914 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.778 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 21.86 x 95.5 at -1.795 degrees (North through East) ! Clean map min=-0.025285 max=0.77878 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2009-4849_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J2009-4849_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2009-4849_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:44:36 2010