! Started logfile: J1354-0206_S_1999_03_08_pus_uvs.log on Tue Jan 8 18:26:14 2008 obs J1354-0206_S_1999_03_08_pus_uva.fits ! Reading UV FITS file: J1354-0206_S_1999_03_08_pus_uva.fits ! AN table 1: 74 integrations on 190 of 190 possible baselines. ! AN table 2: 313 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0856657 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1354-0206 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2332 lines of history. ! ! Reading 25196 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 J1354-0206_S_1999_03_08_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1156 telescope corrections were flagged in sub-array 1. ! A total of 5050 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1156 telescope corrections were flagged in sub-array 1. ! A total of 5050 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1156 telescope corrections were flagged in sub-array 1. ! A total of 5050 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1156 telescope corrections were flagged in sub-array 1. ! A total of 5050 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.683373Jy sigma=0.005138 ! Fit after self-cal, rms=0.338111Jy sigma=0.002680 ! 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=2.535 mas, bmaj=5.851 mas, bpa=-3.504 degrees ! Estimated noise=833.285 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 = 0.551113 Jy ! Component: 100 - total flux cleaned = 0.674416 Jy ! Total flux subtracted in 100 components = 0.674416 Jy ! Clean residual min=-0.017992 max=0.042932 Jy/beam ! Clean residual mean=0.000459 rms=0.003696 Jy/beam ! Combined flux in latest and established models = 0.674416 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.674416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198977Jy sigma=0.001534 ! Fit after self-cal, rms=0.198963Jy sigma=0.001534 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0458463 Jy ! Component: 100 - total flux cleaned = 0.0718849 Jy ! Total flux subtracted in 100 components = 0.0718849 Jy ! Clean residual min=-0.014417 max=0.013791 Jy/beam ! Clean residual mean=0.000239 rms=0.002344 Jy/beam ! Combined flux in latest and established models = 0.746301 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 21 components and 0.746301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184168Jy sigma=0.001388 ! Fit after self-cal, rms=0.184162Jy sigma=0.001388 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172198 Jy ! Component: 100 - total flux cleaned = 0.0287615 Jy ! Total flux subtracted in 100 components = 0.0287615 Jy ! Clean residual min=-0.012535 max=0.010372 Jy/beam ! Clean residual mean=0.000152 rms=0.002083 Jy/beam ! Combined flux in latest and established models = 0.775063 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 0.775063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181508Jy sigma=0.001363 ! Fit after self-cal, rms=0.181493Jy sigma=0.001363 ! 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=2.772 mas, bmaj=7.08 mas, bpa=-4.159 degrees ! Estimated noise=556.914 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 = 0.0145305 Jy ! Component: 100 - total flux cleaned = 0.0228256 Jy ! Component: 150 - total flux cleaned = 0.0278009 Jy ! Component: 200 - total flux cleaned = 0.0293159 Jy ! Total flux subtracted in 200 components = 0.0293159 Jy ! Clean residual min=-0.006975 max=0.008809 Jy/beam ! Clean residual mean=0.000058 rms=0.001927 Jy/beam ! Combined flux in latest and established models = 0.804379 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 57 components and 0.804379 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180286Jy sigma=0.001352 ! Fit after self-cal, rms=0.180274Jy sigma=0.001352 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 GC 1.00* GG 1.00* ! HN 0.99 KP 0.99 LA 1.00* NL 1.06 ! OV 1.01 PT 1.02 SC 1.00 WF 1.01 ! GN 0.94 HH 1.00* KK 1.00* MC 1.00* ! MK 1.03 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 258 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 GC 1.03 GG 1.00* ! HN 0.99 KP 0.99 LA 0.99 NL 1.07 ! OV 1.01 PT 1.03 SC 1.01 WF 0.97 ! GN 0.99 HH 1.00* KK 1.01 MC 1.00* ! MK 0.96 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 GC 1.00* GG 1.00* ! HN 0.96 KP 1.00 LA 1.00* NL 1.01 ! OV 0.98 PT 1.01 SC 1.06 WF 0.97 ! GN 0.96 HH 1.00* KK 1.00* MC 1.00* ! MK 1.05 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 258 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.03 GC 1.07 GG 1.00* ! HN 0.96 KP 0.97 LA 0.97 NL 0.96 ! OV 0.97 PT 0.99 SC 1.00 WF 1.00 ! GN 1.00 HH 1.00* KK 0.98 MC 1.00* ! MK 1.00 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 GC 1.00* GG 1.00* ! HN 1.24 KP 1.04 LA 1.00* NL 1.03 ! OV 1.01 PT 0.98 SC 0.99 WF 0.99 ! GN 0.95 HH 1.00* KK 1.00* MC 1.00* ! MK 1.03 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 258 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 GC 1.03 GG 1.00* ! HN 1.23 KP 0.95 LA 0.98 NL 1.03 ! OV 0.98 PT 0.97 SC 0.99 WF 1.01 ! GN 0.99 HH 1.00* KK 1.00 MC 1.00* ! MK 0.98 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 GC 1.00* GG 1.00* ! HN 1.16 KP 1.01 LA 1.00* NL 1.01 ! OV 1.02 PT 0.95 SC 0.99 WF 0.98 ! GN 0.97 HH 1.00* KK 1.00* MC 1.00* ! MK 1.08 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 258 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 GC 1.05 GG 1.00* ! HN 1.16 KP 0.92 LA 0.97 NL 0.96 ! OV 0.99 PT 0.97 SC 1.01 WF 1.00 ! GN 1.01 HH 1.00* KK 1.04 MC 1.00* ! MK 1.03 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.180274Jy sigma=0.001352 ! Fit after self-cal, rms=0.176329Jy sigma=0.001315 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.889 mas, bmaj=7.133 mas, bpa=-4.77 degrees ! Estimated noise=568.135 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 (-1, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00803813 Jy ! Component: 100 - total flux cleaned = 0.010224 Jy ! Component: 150 - total flux cleaned = 0.0106837 Jy ! Component: 200 - total flux cleaned = 0.0110757 Jy ! Total flux subtracted in 200 components = 0.0110757 Jy ! Clean residual min=-0.004277 max=0.004423 Jy/beam ! Clean residual mean=0.000083 rms=0.001115 Jy/beam ! Combined flux in latest and established models = 0.815454 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 0.815454 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175906Jy sigma=0.001311 ! Fit after self-cal, rms=0.175896Jy sigma=0.001311 ! 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=0.175896Jy sigma=0.001311 ! Fit after self-cal, rms=0.174648Jy sigma=0.001298 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.89 mas, bmaj=7.134 mas, bpa=-4.789 degrees ! Estimated noise=567.923 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0030365 Jy ! Component: 100 - total flux cleaned = 0.00431402 Jy ! Component: 150 - total flux cleaned = 0.00477753 Jy ! Component: 200 - total flux cleaned = 0.00516592 Jy ! Total flux subtracted in 200 components = 0.00516592 Jy ! Clean residual min=-0.003235 max=0.003047 Jy/beam ! Clean residual mean=0.000109 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.82062 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 90 components and 0.82062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174515Jy sigma=0.001297 ! Fit after self-cal, rms=0.174510Jy sigma=0.001297 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 = 0.00117678 Jy ! Component: 100 - total flux cleaned = 0.0017828 Jy ! Component: 150 - total flux cleaned = 0.00206238 Jy ! Component: 200 - total flux cleaned = 0.00225739 Jy ! Total flux subtracted in 200 components = 0.00225739 Jy ! Clean residual min=-0.002750 max=0.002975 Jy/beam ! Clean residual mean=0.000097 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 0.822878 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 105 components and 0.822878 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174463Jy sigma=0.001297 ! Fit after self-cal, rms=0.174458Jy sigma=0.001297 ! 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=0.174458Jy sigma=0.001297 ! Fit after self-cal, rms=0.174457Jy sigma=0.001295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.892 mas, bmaj=7.138 mas, bpa=-4.79 degrees ! Estimated noise=568.126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140301 Jy ! Component: 100 - total flux cleaned = 0.00150622 Jy ! Component: 150 - total flux cleaned = 0.00164279 Jy ! Component: 200 - total flux cleaned = 0.00168381 Jy ! Total flux subtracted in 200 components = 0.00168381 Jy ! Clean residual min=-0.002358 max=0.003074 Jy/beam ! Clean residual mean=0.000110 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.824562 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 115 components and 0.824562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174419Jy sigma=0.001294 ! Fit after self-cal, rms=0.174422Jy sigma=0.001294 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 = 0.000558266 Jy ! Component: 100 - total flux cleaned = 0.000713418 Jy ! Component: 150 - total flux cleaned = 0.000711989 Jy ! Component: 200 - total flux cleaned = 0.00071165 Jy ! Total flux subtracted in 200 components = 0.00071165 Jy ! Clean residual min=-0.002403 max=0.003081 Jy/beam ! Clean residual mean=0.000106 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.825273 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 124 components and 0.825273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174404Jy sigma=0.001294 ! Fit after self-cal, rms=0.174403Jy sigma=0.001294 ! Inverting map ! Added new window around map position (-11.5, 23.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00287549 Jy ! Component: 100 - total flux cleaned = 0.00454954 Jy ! Component: 150 - total flux cleaned = 0.00496492 Jy ! Component: 200 - total flux cleaned = 0.00537778 Jy ! Total flux subtracted in 200 components = 0.00537778 Jy ! Clean residual min=-0.002686 max=0.002439 Jy/beam ! Clean residual mean=0.000075 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.830651 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 143 components and 0.830651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174338Jy sigma=0.001294 ! Fit after self-cal, rms=0.174335Jy sigma=0.001294 ! 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=0.174335Jy sigma=0.001294 ! Fit after self-cal, rms=0.174561Jy sigma=0.001294 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.964 mas, bmaj=11.55 mas, bpa=2.07 degrees ! Estimated noise=741.708 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102211 Jy ! Component: 100 - total flux cleaned = 0.00101981 Jy ! Component: 150 - total flux cleaned = 0.00109869 Jy ! Component: 200 - total flux cleaned = 0.00116457 Jy ! Total flux subtracted in 200 components = 0.00116457 Jy ! Clean residual min=-0.002849 max=0.003011 Jy/beam ! Clean residual mean=0.000203 rms=0.000890 Jy/beam ! Combined flux in latest and established models = 0.831815 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 166 components and 0.831816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174547Jy sigma=0.001294 ! Fit after self-cal, rms=0.174549Jy sigma=0.001294 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 = 0.000143117 Jy ! Component: 100 - total flux cleaned = 0.000173802 Jy ! Component: 150 - total flux cleaned = 0.000226042 Jy ! Component: 200 - total flux cleaned = 0.000225478 Jy ! Total flux subtracted in 200 components = 0.000225478 Jy ! Clean residual min=-0.002871 max=0.002975 Jy/beam ! Clean residual mean=0.000200 rms=0.000884 Jy/beam ! Combined flux in latest and established models = 0.832041 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 179 components and 0.832041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174543Jy sigma=0.001294 ! Fit after self-cal, rms=0.174543Jy sigma=0.001294 ! 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=2.894 mas, bmaj=7.142 mas, bpa=-4.793 degrees ! Estimated noise=568.348 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.894 x 7.142 at -4.793 degrees (North through East) ! Clean map min=-0.002624 max=0.72162 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=0.174543Jy sigma=0.001294 ! Fit after self-cal, rms=0.163749Jy sigma=0.001175 ! Inverting map and beam ! Estimated beam: bmin=2.895 mas, bmaj=7.145 mas, bpa=-4.811 degrees ! Estimated noise=567.762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000388036 Jy ! Component: 100 - total flux cleaned = -0.0003393 Jy ! Component: 150 - total flux cleaned = -0.000299213 Jy ! Component: 200 - total flux cleaned = -0.000439903 Jy ! Total flux subtracted in 200 components = -0.000439903 Jy ! Clean residual min=-0.002652 max=0.002262 Jy/beam ! Clean residual mean=0.000102 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.831601 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 193 components and 0.831601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163727Jy sigma=0.001175 ! Fit after self-cal, rms=0.163726Jy sigma=0.001175 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.3764e-06 Jy ! Component: 100 - total flux cleaned = -3.39858e-05 Jy ! Component: 150 - total flux cleaned = -9.26141e-05 Jy ! Component: 200 - total flux cleaned = -0.000147562 Jy ! Total flux subtracted in 200 components = -0.000147562 Jy ! Clean residual min=-0.002645 max=0.002251 Jy/beam ! Clean residual mean=0.000103 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.831454 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 205 components and 0.831454 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163715Jy sigma=0.001175 ! Fit after self-cal, rms=0.163714Jy sigma=0.001175 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163714Jy sigma=0.001175 ! Fit after self-cal, rms=0.163727Jy sigma=0.001175 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=2.545 mas, bmaj=5.897 mas, bpa=-3.601 degrees ! Estimated noise=849.929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.555287 Jy ! Component: 100 - total flux cleaned = 0.678785 Jy ! Component: 150 - total flux cleaned = 0.722807 Jy ! Component: 200 - total flux cleaned = 0.745993 Jy ! Total flux subtracted in 200 components = 0.745993 Jy ! Clean residual min=-0.007310 max=0.012103 Jy/beam ! Clean residual mean=0.000274 rms=0.001646 Jy/beam ! Combined flux in latest and established models = 0.745993 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.745993 Jy ! Inverting map and beam ! Estimated beam: bmin=2.897 mas, bmaj=7.148 mas, bpa=-4.814 degrees ! Estimated noise=567.602 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 = 0.023849 Jy ! Component: 100 - total flux cleaned = 0.0388243 Jy ! Component: 150 - total flux cleaned = 0.0491882 Jy ! Component: 200 - total flux cleaned = 0.05668 Jy ! Total flux subtracted in 200 components = 0.05668 Jy ! Clean residual min=-0.003387 max=0.004779 Jy/beam ! Clean residual mean=0.000257 rms=0.001007 Jy/beam ! Combined flux in latest and established models = 0.802673 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 78 components and 0.802673 Jy ! Inverting map ! Added new window around map position (-6.5, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00571892 Jy ! Component: 100 - total flux cleaned = 0.0100578 Jy ! Component: 150 - total flux cleaned = 0.0135156 Jy ! Component: 200 - total flux cleaned = 0.0163185 Jy ! Total flux subtracted in 200 components = 0.0163186 Jy ! Clean residual min=-0.002629 max=0.002925 Jy/beam ! Clean residual mean=0.000167 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.818992 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 105 components and 0.818992 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.967 mas, bmaj=11.55 mas, bpa=2.034 degrees ! Estimated noise=739.839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00354399 Jy ! Component: 100 - total flux cleaned = 0.00581033 Jy ! Component: 150 - total flux cleaned = 0.00722448 Jy ! Component: 200 - total flux cleaned = 0.00798397 Jy ! Total flux subtracted in 200 components = 0.00798397 Jy ! Clean residual min=-0.002969 max=0.002904 Jy/beam ! Clean residual mean=0.000310 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 0.826976 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 = 0.000652891 Jy ! Component: 100 - total flux cleaned = 0.00121483 Jy ! Component: 150 - total flux cleaned = 0.00169955 Jy ! Component: 200 - total flux cleaned = 0.00208823 Jy ! Total flux subtracted in 200 components = 0.00208823 Jy ! Clean residual min=-0.002860 max=0.002687 Jy/beam ! Clean residual mean=0.000281 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.829064 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 178 components and 0.829064 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.897 mas, bmaj=7.148 mas, bpa=-4.814 degrees ! Estimated noise=567.602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000588458 Jy ! Component: 100 - total flux cleaned = 0.000533629 Jy ! Component: 150 - total flux cleaned = 0.000584642 Jy ! Component: 200 - total flux cleaned = 0.000678668 Jy ! Total flux subtracted in 200 components = 0.000678668 Jy ! Clean residual min=-0.002910 max=0.002336 Jy/beam ! Clean residual mean=0.000108 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.829742 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 193 components and 0.829742 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163828Jy sigma=0.001175 ! Fit after self-cal, rms=0.163817Jy sigma=0.001175 wmodel J1354-0206_S_1999_03_08_pus_map.mod ! Writing 193 model components to file: J1354-0206_S_1999_03_08_pus_map.mod wobs J1354-0206_S_1999_03_08_pus_uvs.fits ! Writing UV FITS file: J1354-0206_S_1999_03_08_pus_uvs.fits wwins J1354-0206_S_1999_03_08_pus_map.win ! wwins: Wrote 4 windows to J1354-0206_S_1999_03_08_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000481894 Jy ! Component: 100 - total flux cleaned = -0.000223724 Jy ! Component: 150 - total flux cleaned = -1.77737e-05 Jy ! Component: 200 - total flux cleaned = 0.000257514 Jy ! Component: 250 - total flux cleaned = 0.00040942 Jy ! Component: 300 - total flux cleaned = 0.000557624 Jy ! Component: 350 - total flux cleaned = 0.000702393 Jy ! Component: 400 - total flux cleaned = 0.000879058 Jy ! Component: 450 - total flux cleaned = 0.000879424 Jy ! Component: 500 - total flux cleaned = 0.000913974 Jy ! Component: 550 - total flux cleaned = 0.000981001 Jy ! Component: 600 - total flux cleaned = 0.00101409 Jy ! Component: 650 - total flux cleaned = 0.00111123 Jy ! Component: 700 - total flux cleaned = 0.00114306 Jy ! Component: 750 - total flux cleaned = 0.00114309 Jy ! Component: 800 - total flux cleaned = 0.00126668 Jy ! Component: 850 - total flux cleaned = 0.00120508 Jy ! Component: 900 - total flux cleaned = 0.00126599 Jy ! Component: 950 - total flux cleaned = 0.00129623 Jy ! Component: 1000 - total flux cleaned = 0.00141473 Jy ! Component: 1050 - total flux cleaned = 0.00147337 Jy ! Component: 1100 - total flux cleaned = 0.00158918 Jy ! Component: 1150 - total flux cleaned = 0.00173229 Jy ! Component: 1200 - total flux cleaned = 0.00176059 Jy ! Component: 1250 - total flux cleaned = 0.00181664 Jy ! Component: 1300 - total flux cleaned = 0.00190041 Jy ! Component: 1350 - total flux cleaned = 0.00201103 Jy ! Component: 1400 - total flux cleaned = 0.00201092 Jy ! Component: 1450 - total flux cleaned = 0.00217412 Jy ! Component: 1500 - total flux cleaned = 0.00217446 Jy ! Component: 1550 - total flux cleaned = 0.002362 Jy ! Component: 1600 - total flux cleaned = 0.00249484 Jy ! Component: 1650 - total flux cleaned = 0.00257398 Jy ! Component: 1700 - total flux cleaned = 0.00270514 Jy ! Component: 1750 - total flux cleaned = 0.00286095 Jy ! Component: 1800 - total flux cleaned = 0.00291286 Jy ! Component: 1850 - total flux cleaned = 0.00311767 Jy ! Component: 1900 - total flux cleaned = 0.00324485 Jy ! Component: 1950 - total flux cleaned = 0.0033715 Jy ! Component: 2000 - total flux cleaned = 0.00347201 Jy ! Total flux subtracted in 2048 components = 0.00364681 Jy ! Clean residual min=-0.001447 max=0.001637 Jy/beam ! Clean residual mean=0.000084 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.833389 Jy keep ! Adding 164 model components to the UV plane model. ! The established model now contains 357 components and 0.833389 Jy ![Exited script file: muppet] wmap "J1354-0206_S_1999_03_08_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.897 x 7.148 at -4.814 degrees (North through East) ! Clean map min=-0.0030596 max=0.72296 Jy/beam ! Writing clean map to FITS file: J1354-0206_S_1999_03_08_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.722963 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00050454 device "J1354-0206_S_1999_03_08_pus\_map.eps/VPS" ! Attempting to open device: 'J1354-0206_S_1999_03_08_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.209363 0.209363 0.418726 0.837453 1.67491 3.34981 6.69962 13.3992 26.7985 53.597 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.722 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.897 x 7.148 at -4.814 degrees (North through East) ! Clean map min=-0.0030596 max=0.72296 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1354-0206_S_1999_03_08_pus\_map.gif/vgif" ! Attempting to open device: 'J1354-0206_S_1999_03_08_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1354-0206_S_1999_03_08_pus_uvs.log closed on Tue Jan 8 18:26:34 2008