! Started logfile: J1454-3747_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:50:23 2010 obs J1454-3747_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1454-3747_X_2008_04_02_pus_uva.fits ! AN table 1: 18 integrations on 120 of 120 possible baselines. ! AN table 2: 17 integrations on 120 of 120 possible baselines. ! AN table 3: 16 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.111275 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1454-3747 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2284 lines of history. ! ! Reading 2724 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 185 telescope corrections were flagged in sub-array 1. ! A total of 208 telescope corrections were flagged in sub-array 2. ! A total of 175 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 185 telescope corrections were flagged in sub-array 1. ! A total of 208 telescope corrections were flagged in sub-array 2. ! A total of 175 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 185 telescope corrections were flagged in sub-array 1. ! A total of 208 telescope corrections were flagged in sub-array 2. ! A total of 175 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 185 telescope corrections were flagged in sub-array 1. ! A total of 208 telescope corrections were flagged in sub-array 2. ! A total of 175 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.493989Jy sigma=0.003561 ! Fit after self-cal, rms=0.440110Jy sigma=0.003114 ! 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=0.8066 mas, bmaj=5.364 mas, bpa=-2.155 degrees ! Estimated noise=2529.95 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.598161 Jy ! Component: 100 - total flux cleaned = 0.861483 Jy ! Total flux subtracted in 100 components = 0.861483 Jy ! Clean residual min=-0.054013 max=0.129751 Jy/beam ! Clean residual mean=0.000187 rms=0.020567 Jy/beam ! Combined flux in latest and established models = 0.861483 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.861483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.328130Jy sigma=0.002527 ! Fit after self-cal, rms=0.327743Jy sigma=0.002524 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.150777 Jy ! Component: 100 - total flux cleaned = 0.237032 Jy ! Total flux subtracted in 100 components = 0.237032 Jy ! Clean residual min=-0.028995 max=0.044940 Jy/beam ! Clean residual mean=0.000132 rms=0.009655 Jy/beam ! Combined flux in latest and established models = 1.09851 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 1.09851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212563Jy sigma=0.001528 ! Fit after self-cal, rms=0.212409Jy sigma=0.001527 ! 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=0.9988 mas, bmaj=6.197 mas, bpa=-2.698 degrees ! Estimated noise=1857.3 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 = 0.0795919 Jy ! Component: 100 - total flux cleaned = 0.120396 Jy ! Component: 150 - total flux cleaned = 0.143158 Jy ! Component: 200 - total flux cleaned = 0.156158 Jy ! Total flux subtracted in 200 components = 0.156158 Jy ! Clean residual min=-0.019658 max=0.022198 Jy/beam ! Clean residual mean=0.000095 rms=0.006129 Jy/beam ! Combined flux in latest and established models = 1.25467 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 64 components and 1.25467 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186998Jy sigma=0.001261 ! Fit after self-cal, rms=0.186959Jy sigma=0.001261 ! 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 0.95 HH 1.00* HN 1.16 ! KK 1.00* KP 1.00 LA 0.98 MK 1.00* ! NL 1.10 NY 1.00* ON 1.00* OV 1.01 ! PT 1.03 SC 0.99 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 HH 1.00* HN 1.00* ! KK 1.00* KP 1.06 LA 1.01 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.00 SC 0.88 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.95 HH 1.00* HN 1.00* ! KK 0.94 KP 1.01 LA 1.03 MK 0.94 ! NL 1.00* NY 1.00* ON 1.00* OV 0.97 ! PT 0.98 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 0.95 HH 1.00* HN 1.18 ! KK 1.00* KP 0.94 LA 0.98 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.01 ! PT 1.03 SC 0.98 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.93 HH 1.00* HN 1.00* ! KK 1.00* KP 1.02 LA 1.06 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.01 SC 0.87 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.94 HH 1.00* HN 1.00* ! KK 1.00 KP 0.94 LA 0.99 MK 0.90 ! NL 1.00* NY 1.00* ON 1.00* OV 0.97 ! PT 0.98 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 0.96 HH 1.00* HN 1.18 ! KK 1.00* KP 0.99 LA 1.01 MK 1.00* ! NL 1.06 NY 1.00* ON 1.00* OV 1.04 ! PT 1.01 SC 1.04 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 HH 1.00* HN 1.00* ! KK 1.00* KP 0.99 LA 1.02 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.04 SC 0.92 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.97 HH 1.00* HN 1.00* ! KK 0.98 KP 0.98 LA 1.05 MK 0.99 ! NL 1.00* NY 1.00* ON 1.00* OV 0.99 ! PT 0.99 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 0.98 HH 1.00* HN 1.31 ! KK 1.00* KP 0.99 LA 1.00 MK 1.00* ! NL 1.06 NY 1.00* ON 1.00* OV 1.05 ! PT 1.01 SC 1.04 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.95 HH 1.00* HN 1.00* ! KK 1.00* KP 1.03 LA 1.03 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.01 SC 0.89 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.94 HH 1.00* HN 1.00* ! KK 0.96 KP 0.98 LA 1.01 MK 1.00 ! NL 1.00* NY 1.00* ON 1.00* OV 0.99 ! PT 0.99 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.186959Jy sigma=0.001261 ! Fit after self-cal, rms=0.183062Jy sigma=0.001178 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.993 mas, bmaj=6.405 mas, bpa=-2.54 degrees ! Estimated noise=1858.08 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 = -0.00908616 Jy ! Component: 100 - total flux cleaned = -0.0100033 Jy ! Component: 150 - total flux cleaned = -0.0106847 Jy ! Component: 200 - total flux cleaned = -0.0108659 Jy ! Total flux subtracted in 200 components = -0.0108659 Jy ! Clean residual min=-0.010292 max=0.013666 Jy/beam ! Clean residual mean=0.000231 rms=0.003563 Jy/beam ! Combined flux in latest and established models = 1.24381 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 84 components and 1.24381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181875Jy sigma=0.001171 ! Fit after self-cal, rms=0.182070Jy sigma=0.001171 ! 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=0.182070Jy sigma=0.001171 ! Fit after self-cal, rms=0.182393Jy sigma=0.001169 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9907 mas, bmaj=6.425 mas, bpa=-2.481 degrees ! Estimated noise=1853.76 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00616398 Jy ! Component: 100 - total flux cleaned = -0.00675272 Jy ! Component: 150 - total flux cleaned = -0.00704766 Jy ! Component: 200 - total flux cleaned = -0.00727775 Jy ! Total flux subtracted in 200 components = -0.00727775 Jy ! Clean residual min=-0.009893 max=0.013401 Jy/beam ! Clean residual mean=0.000181 rms=0.003355 Jy/beam ! Combined flux in latest and established models = 1.23653 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 89 components and 1.23653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181853Jy sigma=0.001166 ! Fit after self-cal, rms=0.181896Jy sigma=0.001166 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 = -9.35947e-05 Jy ! Component: 100 - total flux cleaned = 7.10076e-05 Jy ! Component: 150 - total flux cleaned = 0.000220305 Jy ! Component: 200 - total flux cleaned = 0.000360758 Jy ! Total flux subtracted in 200 components = 0.000360758 Jy ! Clean residual min=-0.009946 max=0.013482 Jy/beam ! Clean residual mean=0.000180 rms=0.003337 Jy/beam ! Combined flux in latest and established models = 1.23689 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 97 components and 1.23689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181820Jy sigma=0.001165 ! Fit after self-cal, rms=0.181820Jy sigma=0.001165 ! 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=0.181820Jy sigma=0.001165 ! Fit after self-cal, rms=0.182587Jy sigma=0.001164 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9892 mas, bmaj=6.439 mas, bpa=-2.429 degrees ! Estimated noise=1852.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00389302 Jy ! Component: 100 - total flux cleaned = -0.00436728 Jy ! Component: 150 - total flux cleaned = -0.00456303 Jy ! Component: 200 - total flux cleaned = -0.00482366 Jy ! Total flux subtracted in 200 components = -0.00482366 Jy ! Clean residual min=-0.009852 max=0.013287 Jy/beam ! Clean residual mean=0.000149 rms=0.003228 Jy/beam ! Combined flux in latest and established models = 1.23207 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 105 components and 1.23207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182357Jy sigma=0.001163 ! Fit after self-cal, rms=0.182392Jy sigma=0.001163 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 = -0.000340397 Jy ! Component: 100 - total flux cleaned = -0.00063251 Jy ! Component: 150 - total flux cleaned = -0.00083861 Jy ! Component: 200 - total flux cleaned = -0.0010336 Jy ! Total flux subtracted in 200 components = -0.0010336 Jy ! Clean residual min=-0.009870 max=0.013280 Jy/beam ! Clean residual mean=0.000155 rms=0.003227 Jy/beam ! Combined flux in latest and established models = 1.23103 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 109 components and 1.23103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182308Jy sigma=0.001163 ! Fit after self-cal, rms=0.182308Jy sigma=0.001163 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182308Jy sigma=0.001163 ! Fit after self-cal, rms=0.182824Jy sigma=0.001163 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.615 mas, bmaj=7.834 mas, bpa=-5.156 degrees ! Estimated noise=2226.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00221342 Jy ! Component: 100 - total flux cleaned = -0.0025224 Jy ! Component: 150 - total flux cleaned = -0.00289125 Jy ! Component: 200 - total flux cleaned = -0.00305802 Jy ! Total flux subtracted in 200 components = -0.00305802 Jy ! Clean residual min=-0.010431 max=0.014507 Jy/beam ! Clean residual mean=0.000225 rms=0.004445 Jy/beam ! Combined flux in latest and established models = 1.22797 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 113 components and 1.22797 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182699Jy sigma=0.001162 ! Fit after self-cal, rms=0.182722Jy sigma=0.001162 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.54429e-05 Jy ! Component: 100 - total flux cleaned = -0.000366905 Jy ! Component: 150 - total flux cleaned = -0.000498397 Jy ! Component: 200 - total flux cleaned = -0.000503828 Jy ! Total flux subtracted in 200 components = -0.000503828 Jy ! Clean residual min=-0.010436 max=0.014503 Jy/beam ! Clean residual mean=0.000231 rms=0.004437 Jy/beam ! Combined flux in latest and established models = 1.22747 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 115 components and 1.22747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182709Jy sigma=0.001162 ! Fit after self-cal, rms=0.182708Jy sigma=0.001162 ! 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=0.9885 mas, bmaj=6.449 mas, bpa=-2.397 degrees ! Estimated noise=1851.68 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9885 x 6.449 at -2.397 degrees (North through East) ! Clean map min=-0.0097594 max=0.88037 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=0.182708Jy sigma=0.001162 ! Fit after self-cal, rms=0.169632Jy sigma=0.001035 ! Inverting map and beam ! Estimated beam: bmin=0.9837 mas, bmaj=6.466 mas, bpa=-2.376 degrees ! Estimated noise=1842.83 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00365502 Jy ! Component: 100 - total flux cleaned = -0.0039374 Jy ! Component: 150 - total flux cleaned = -0.00409511 Jy ! Component: 200 - total flux cleaned = -0.00438248 Jy ! Total flux subtracted in 200 components = -0.00438248 Jy ! Clean residual min=-0.009719 max=0.012699 Jy/beam ! Clean residual mean=0.000123 rms=0.003101 Jy/beam ! Combined flux in latest and established models = 1.22309 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 115 components and 1.22309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169443Jy sigma=0.001034 ! Fit after self-cal, rms=0.169451Jy sigma=0.001034 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000364531 Jy ! Component: 100 - total flux cleaned = -0.000549167 Jy ! Component: 150 - total flux cleaned = -0.000783702 Jy ! Component: 200 - total flux cleaned = -0.000950115 Jy ! Total flux subtracted in 200 components = -0.000950115 Jy ! Clean residual min=-0.009726 max=0.012654 Jy/beam ! Clean residual mean=0.000128 rms=0.003096 Jy/beam ! Combined flux in latest and established models = 1.22214 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 117 components and 1.22214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169376Jy sigma=0.001034 ! Fit after self-cal, rms=0.169379Jy sigma=0.001034 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169379Jy sigma=0.001034 ! Fit after self-cal, rms=0.169509Jy sigma=0.001034 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=0.7916 mas, bmaj=5.577 mas, bpa=-1.793 degrees ! Estimated noise=2515.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.595609 Jy ! Component: 100 - total flux cleaned = 0.863854 Jy ! Component: 150 - total flux cleaned = 1.0177 Jy ! Component: 200 - total flux cleaned = 1.10629 Jy ! Total flux subtracted in 200 components = 1.10629 Jy ! Clean residual min=-0.022584 max=0.044005 Jy/beam ! Clean residual mean=0.000063 rms=0.007391 Jy/beam ! Combined flux in latest and established models = 1.10629 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.10629 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9835 mas, bmaj=6.474 mas, bpa=-2.368 degrees ! Estimated noise=1841.66 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 = 0.0675372 Jy ! Component: 100 - total flux cleaned = 0.0960092 Jy ! Component: 150 - total flux cleaned = 0.108494 Jy ! Component: 200 - total flux cleaned = 0.111915 Jy ! Total flux subtracted in 200 components = 0.111915 Jy ! Clean residual min=-0.010231 max=0.011395 Jy/beam ! Clean residual mean=0.000113 rms=0.003154 Jy/beam ! Combined flux in latest and established models = 1.21821 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 33 components and 1.21821 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.616 mas, bmaj=7.86 mas, bpa=-5.115 degrees ! Estimated noise=2223.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00312676 Jy ! Component: 100 - total flux cleaned = 0.0027209 Jy ! Component: 150 - total flux cleaned = 0.00249098 Jy ! Component: 200 - total flux cleaned = 0.00238841 Jy ! Total flux subtracted in 200 components = 0.00238841 Jy ! Clean residual min=-0.011338 max=0.013711 Jy/beam ! Clean residual mean=0.000179 rms=0.004292 Jy/beam ! Combined flux in latest and established models = 1.2206 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 = 4.22197e-06 Jy ! Component: 100 - total flux cleaned = 9.21879e-05 Jy ! Component: 150 - total flux cleaned = 0.000168789 Jy ! Component: 200 - total flux cleaned = 0.000165658 Jy ! Total flux subtracted in 200 components = 0.000165658 Jy ! Clean residual min=-0.011118 max=0.013865 Jy/beam ! Clean residual mean=0.000176 rms=0.004257 Jy/beam ! Combined flux in latest and established models = 1.22076 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 48 components and 1.22076 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9835 mas, bmaj=6.474 mas, bpa=-2.368 degrees ! Estimated noise=1841.66 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00153486 Jy ! Component: 100 - total flux cleaned = -0.00189376 Jy ! Component: 150 - total flux cleaned = -0.00169953 Jy ! Component: 200 - total flux cleaned = -0.00153175 Jy ! Total flux subtracted in 200 components = -0.00153175 Jy ! Clean residual min=-0.010100 max=0.011664 Jy/beam ! Clean residual mean=0.000110 rms=0.003032 Jy/beam ! Combined flux in latest and established models = 1.21923 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 53 components and 1.21923 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169224Jy sigma=0.001034 ! Fit after self-cal, rms=0.169230Jy sigma=0.001034 wmodel J1454-3747_X_2008_04_02_pus_map.mod ! Writing 53 model components to file: J1454-3747_X_2008_04_02_pus_map.mod wobs J1454-3747_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1454-3747_X_2008_04_02_pus_uvs.fits wwins J1454-3747_X_2008_04_02_pus_map.win ! wwins: Wrote 1 windows to J1454-3747_X_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 = 0.00346939 Jy ! Component: 100 - total flux cleaned = 0.00381448 Jy ! Component: 150 - total flux cleaned = 0.0038079 Jy ! Component: 200 - total flux cleaned = 0.00463348 Jy ! Component: 250 - total flux cleaned = 0.00605462 Jy ! Component: 300 - total flux cleaned = 0.00727342 Jy ! Component: 350 - total flux cleaned = 0.00819743 Jy ! Component: 400 - total flux cleaned = 0.00918631 Jy ! Component: 450 - total flux cleaned = 0.00992049 Jy ! Component: 500 - total flux cleaned = 0.0109204 Jy ! Component: 550 - total flux cleaned = 0.0115922 Jy ! Component: 600 - total flux cleaned = 0.0122379 Jy ! Component: 650 - total flux cleaned = 0.0125964 Jy ! Component: 700 - total flux cleaned = 0.0132877 Jy ! Component: 750 - total flux cleaned = 0.0133693 Jy ! Component: 800 - total flux cleaned = 0.0135315 Jy ! Component: 850 - total flux cleaned = 0.0135307 Jy ! Component: 900 - total flux cleaned = 0.0136073 Jy ! Component: 950 - total flux cleaned = 0.0136827 Jy ! Component: 1000 - total flux cleaned = 0.0136828 Jy ! Component: 1050 - total flux cleaned = 0.0136097 Jy ! Component: 1100 - total flux cleaned = 0.0136811 Jy ! Component: 1150 - total flux cleaned = 0.0136107 Jy ! Component: 1200 - total flux cleaned = 0.0136123 Jy ! Component: 1250 - total flux cleaned = 0.0135448 Jy ! Component: 1300 - total flux cleaned = 0.0134129 Jy ! Component: 1350 - total flux cleaned = 0.0133475 Jy ! Component: 1400 - total flux cleaned = 0.0132832 Jy ! Component: 1450 - total flux cleaned = 0.0131579 Jy ! Component: 1500 - total flux cleaned = 0.0131573 Jy ! Component: 1550 - total flux cleaned = 0.0130351 Jy ! Component: 1600 - total flux cleaned = 0.0129142 Jy ! Component: 1650 - total flux cleaned = 0.0126761 Jy ! Component: 1700 - total flux cleaned = 0.0127348 Jy ! Component: 1750 - total flux cleaned = 0.0123872 Jy ! Component: 1800 - total flux cleaned = 0.0121599 Jy ! Component: 1850 - total flux cleaned = 0.0120478 Jy ! Component: 1900 - total flux cleaned = 0.0118816 Jy ! Component: 1950 - total flux cleaned = 0.0116632 Jy ! Component: 2000 - total flux cleaned = 0.0117171 Jy ! Total flux subtracted in 2048 components = 0.0115568 Jy ! Clean residual min=-0.003017 max=0.003675 Jy/beam ! Clean residual mean=0.000018 rms=0.001139 Jy/beam ! Combined flux in latest and established models = 1.23079 Jy keep ! Adding 142 model components to the UV plane model. ! The established model now contains 195 components and 1.23079 Jy wmap "J1454-3747_X_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9835 x 6.474 at -2.368 degrees (North through East) ! Clean map min=-0.0064819 max=0.87555 Jy/beam ! Writing clean map to FITS file: J1454-3747_X_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 0.875547 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00111235 device "J1454-3747_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1454-3747_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.381138 0.381138 0.762277 1.52455 3.04911 6.09821 12.1964 24.3929 48.7857 97.5714 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0033 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.875 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9835 x 6.474 at -2.368 degrees (North through East) ! Clean map min=-0.0064819 max=0.87555 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1454-3747_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1454-3747_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1454-3747_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:50:26 2010