! Started logfile: J0922-3959_X_2001_07_05_pus_uvs.log on Thu Jul 5 10:28:13 2007 obs J0922-3959_X_2001_07_05_pus_uva.fits ! Reading UV FITS file: J0922-3959_X_2001_07_05_pus_uva.fits ! AN table 1: 13 integrations on 171 of 171 possible baselines. ! AN table 2: 7 integrations on 171 of 171 possible baselines. ! AN table 3: 64 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0303537 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0922-3959 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 2370 lines of history. ! ! Reading 1744 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 247 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 1008 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 247 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 1008 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 247 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 1008 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 247 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 1008 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.890112Jy sigma=0.005593 ! Fit after self-cal, rms=0.501201Jy sigma=0.002553 ! 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=0.88 mas, bmaj=4.826 mas, bpa=2.974 degrees ! Estimated noise=3922.31 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 = 0.679743 Jy ! Component: 100 - total flux cleaned = 0.922776 Jy ! Total flux subtracted in 100 components = 0.922776 Jy ! Clean residual min=-0.087028 max=0.195319 Jy/beam ! Clean residual mean=-0.001702 rms=0.039374 Jy/beam ! Combined flux in latest and established models = 0.922776 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.922776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.393583Jy sigma=0.002447 ! Fit after self-cal, rms=0.392439Jy sigma=0.002445 ! 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=0.983 mas, bmaj=4.899 mas, bpa=4.041 degrees ! Estimated noise=3009.02 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 = 0.142654 Jy ! Component: 100 - total flux cleaned = 0.217579 Jy ! Component: 150 - total flux cleaned = 0.266504 Jy ! Component: 200 - total flux cleaned = 0.287343 Jy ! Total flux subtracted in 200 components = 0.287343 Jy ! Clean residual min=-0.080643 max=0.143114 Jy/beam ! Clean residual mean=-0.001038 rms=0.032715 Jy/beam ! Combined flux in latest and established models = 1.21012 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 27 components and 1.21012 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.365639Jy sigma=0.001949 ! Fit after self-cal, rms=0.364980Jy sigma=0.001948 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.87 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.65 ! LA 0.98 MC 1.00* MK 1.00* NL 0.94 ! NY 1.00* OV 1.00* PT 0.85 SC 0.96 ! TS 1.00* WF 2.16 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.84 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.59 ! LA 0.99 MC 1.00* MK 1.00* NL 0.93 ! NY 1.00* OV 1.00* PT 0.83 SC 0.92 ! TS 1.00* WF 2.09 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.82 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.70 ! LA 1.01 MC 1.00* MK 1.00* NL 0.91 ! NY 1.00* OV 1.00* PT 0.84 SC 0.93 ! TS 1.00* WF 2.28 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.82 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00* KP 1.71 ! LA 0.96 MC 1.00* MK 1.00* NL 0.90 ! NY 1.00* OV 1.00* PT 0.88 SC 1.00 ! TS 1.00* WF 2.30 WZ 1.00* ! ! ! Fit before self-cal, rms=0.364980Jy sigma=0.001948 ! Fit after self-cal, rms=0.512561Jy sigma=0.001241 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=5.217 mas, bpa=4.737 degrees ! Estimated noise=3530.04 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 = -0.0399563 Jy ! Component: 100 - total flux cleaned = -0.047565 Jy ! Component: 150 - total flux cleaned = -0.052294 Jy ! Component: 200 - total flux cleaned = -0.056527 Jy ! Total flux subtracted in 200 components = -0.056527 Jy ! Clean residual min=-0.024866 max=0.037672 Jy/beam ! Clean residual mean=-0.000117 rms=0.008913 Jy/beam ! Combined flux in latest and established models = 1.15359 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 1.15359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.502579Jy sigma=0.001207 ! Fit after self-cal, rms=0.504393Jy sigma=0.001205 ! 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=0.504393Jy sigma=0.001205 ! Fit after self-cal, rms=0.518565Jy sigma=0.001191 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.028 mas, bmaj=5.285 mas, bpa=4.758 degrees ! Estimated noise=3542.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0218171 Jy ! Component: 100 - total flux cleaned = -0.0265938 Jy ! Component: 150 - total flux cleaned = -0.0302876 Jy ! Component: 200 - total flux cleaned = -0.0332424 Jy ! Total flux subtracted in 200 components = -0.0332424 Jy ! Clean residual min=-0.019325 max=0.031058 Jy/beam ! Clean residual mean=-0.000145 rms=0.007423 Jy/beam ! Combined flux in latest and established models = 1.12035 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 47 components and 1.12035 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.513595Jy sigma=0.001190 ! Fit after self-cal, rms=0.514130Jy sigma=0.001190 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 = -0.00137439 Jy ! Component: 100 - total flux cleaned = -0.00168395 Jy ! Component: 150 - total flux cleaned = -0.00197386 Jy ! Component: 200 - total flux cleaned = -0.00225336 Jy ! Total flux subtracted in 200 components = -0.00225336 Jy ! Clean residual min=-0.019264 max=0.031067 Jy/beam ! Clean residual mean=-0.000162 rms=0.007496 Jy/beam ! Combined flux in latest and established models = 1.1181 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 48 components and 1.1181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.512900Jy sigma=0.001189 ! Fit after self-cal, rms=0.512945Jy sigma=0.001189 ! 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=0.512945Jy sigma=0.001189 ! Fit after self-cal, rms=0.521538Jy sigma=0.001178 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.028 mas, bmaj=5.344 mas, bpa=4.755 degrees ! Estimated noise=3553.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0167248 Jy ! Component: 100 - total flux cleaned = -0.0195308 Jy ! Component: 150 - total flux cleaned = -0.0220208 Jy ! Component: 200 - total flux cleaned = -0.0240199 Jy ! Total flux subtracted in 200 components = -0.0240199 Jy ! Clean residual min=-0.018006 max=0.022934 Jy/beam ! Clean residual mean=-0.000134 rms=0.006129 Jy/beam ! Combined flux in latest and established models = 1.09408 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 56 components and 1.09408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.518735Jy sigma=0.001179 ! Fit after self-cal, rms=0.519277Jy sigma=0.001179 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 = -0.000697553 Jy ! Component: 100 - total flux cleaned = -0.000903887 Jy ! Component: 150 - total flux cleaned = -0.00111099 Jy ! Component: 200 - total flux cleaned = -0.0011044 Jy ! Total flux subtracted in 200 components = -0.0011044 Jy ! Clean residual min=-0.018335 max=0.023083 Jy/beam ! Clean residual mean=-0.000143 rms=0.006184 Jy/beam ! Combined flux in latest and established models = 1.09297 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 60 components and 1.09297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.518632Jy sigma=0.001179 ! Fit after self-cal, rms=0.518676Jy sigma=0.001179 ! 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=0.518676Jy sigma=0.001179 ! Fit after self-cal, rms=0.527088Jy sigma=0.001173 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.133 mas, bmaj=6.433 mas, bpa=-3.245 degrees ! Estimated noise=4057.77 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00894963 Jy ! Component: 100 - total flux cleaned = -0.00966083 Jy ! Component: 150 - total flux cleaned = -0.0100094 Jy ! Component: 200 - total flux cleaned = -0.0105955 Jy ! Total flux subtracted in 200 components = -0.0105955 Jy ! Clean residual min=-0.016053 max=0.016976 Jy/beam ! Clean residual mean=-0.000136 rms=0.005508 Jy/beam ! Combined flux in latest and established models = 1.08238 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 68 components and 1.08238 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.525738Jy sigma=0.001175 ! Fit after self-cal, rms=0.526127Jy sigma=0.001174 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 = 0.000339225 Jy ! Component: 100 - total flux cleaned = 8.00359e-05 Jy ! Component: 150 - total flux cleaned = -0.000173929 Jy ! Component: 200 - total flux cleaned = -0.000378855 Jy ! Total flux subtracted in 200 components = -0.000378855 Jy ! Clean residual min=-0.015860 max=0.017654 Jy/beam ! Clean residual mean=-0.000147 rms=0.005369 Jy/beam ! Combined flux in latest and established models = 1.082 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 73 components and 1.082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.525825Jy sigma=0.001177 ! Fit after self-cal, rms=0.525895Jy sigma=0.001176 ! 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=1.028 mas, bmaj=5.39 mas, bpa=4.753 degrees ! Estimated noise=3560.91 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.028 x 5.39 at 4.753 degrees (North through East) ! Clean map min=-0.021265 max=0.92476 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=0.525895Jy sigma=0.001176 ! Fit after self-cal, rms=0.586714Jy sigma=0.001009 ! Inverting map and beam ! Estimated beam: bmin=1.024 mas, bmaj=5.425 mas, bpa=4.748 degrees ! Estimated noise=3547.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0112727 Jy ! Component: 100 - total flux cleaned = -0.0139717 Jy ! Component: 150 - total flux cleaned = -0.016097 Jy ! Component: 200 - total flux cleaned = -0.017625 Jy ! Total flux subtracted in 200 components = -0.017625 Jy ! Clean residual min=-0.016139 max=0.016398 Jy/beam ! Clean residual mean=-0.000071 rms=0.004733 Jy/beam ! Combined flux in latest and established models = 1.06437 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 73 components and 1.06437 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.585564Jy sigma=0.001009 ! Fit after self-cal, rms=0.585790Jy sigma=0.001009 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000964497 Jy ! Component: 100 - total flux cleaned = -0.00155683 Jy ! Component: 150 - total flux cleaned = -0.00169381 Jy ! Component: 200 - total flux cleaned = -0.00182623 Jy ! Total flux subtracted in 200 components = -0.00182623 Jy ! Clean residual min=-0.016360 max=0.016225 Jy/beam ! Clean residual mean=-0.000085 rms=0.004776 Jy/beam ! Combined flux in latest and established models = 1.06255 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 75 components and 1.06255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.585430Jy sigma=0.001009 ! Fit after self-cal, rms=0.585492Jy sigma=0.001009 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.585492Jy sigma=0.001009 ! Fit after self-cal, rms=0.600917Jy sigma=0.001005 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=0.8809 mas, bmaj=5.558 mas, bpa=4.728 degrees ! Estimated noise=4652.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.745771 Jy ! Component: 100 - total flux cleaned = 0.922512 Jy ! Component: 150 - total flux cleaned = 0.98791 Jy ! Component: 200 - total flux cleaned = 1.01918 Jy ! Total flux subtracted in 200 components = 1.01918 Jy ! Clean residual min=-0.023097 max=0.031621 Jy/beam ! Clean residual mean=-0.000218 rms=0.007542 Jy/beam ! Combined flux in latest and established models = 1.01918 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 25 model components to the UV plane model. ! The established model now contains 25 components and 1.01918 Jy ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=5.459 mas, bpa=4.777 degrees ! Estimated noise=3550.94 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) ! Added new window around map position (2.4, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0322604 Jy ! Component: 100 - total flux cleaned = 0.036961 Jy ! Component: 150 - total flux cleaned = 0.0379536 Jy ! Component: 200 - total flux cleaned = 0.0379394 Jy ! Total flux subtracted in 200 components = 0.0379394 Jy ! Clean residual min=-0.014315 max=0.015153 Jy/beam ! Clean residual mean=0.000003 rms=0.004501 Jy/beam ! Combined flux in latest and established models = 1.05712 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 72 components and 1.05712 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=2.155 mas, bmaj=6.52 mas, bpa=-3.196 degrees ! Estimated noise=4033.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167859 Jy ! Component: 100 - total flux cleaned = 0.00196508 Jy ! Component: 150 - total flux cleaned = 0.00222111 Jy ! Component: 200 - total flux cleaned = 0.00245895 Jy ! Total flux subtracted in 200 components = 0.00245895 Jy ! Clean residual min=-0.013324 max=0.013718 Jy/beam ! Clean residual mean=0.000040 rms=0.004068 Jy/beam ! Combined flux in latest and established models = 1.05958 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 = 0.000208667 Jy ! Component: 100 - total flux cleaned = 0.000606112 Jy ! Component: 150 - total flux cleaned = 0.000962688 Jy ! Component: 200 - total flux cleaned = 0.00113791 Jy ! Total flux subtracted in 200 components = 0.00113791 Jy ! Clean residual min=-0.012827 max=0.012827 Jy/beam ! Clean residual mean=0.000070 rms=0.003867 Jy/beam ! Combined flux in latest and established models = 1.06072 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 124 components and 1.06072 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=5.459 mas, bpa=4.777 degrees ! Estimated noise=3550.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00111636 Jy ! Component: 100 - total flux cleaned = -0.00190565 Jy ! Component: 150 - total flux cleaned = -0.00213156 Jy ! Component: 200 - total flux cleaned = -0.00234114 Jy ! Total flux subtracted in 200 components = -0.00234114 Jy ! Clean residual min=-0.014630 max=0.013381 Jy/beam ! Clean residual mean=0.000019 rms=0.003682 Jy/beam ! Combined flux in latest and established models = 1.05838 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 137 components and 1.05838 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.596384Jy sigma=0.001002 ! Fit after self-cal, rms=0.597052Jy sigma=0.001001 wmodel J0922-3959_X_2001_07_05_pus_map.mod ! Writing 137 model components to file: J0922-3959_X_2001_07_05_pus_map.mod wobs J0922-3959_X_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J0922-3959_X_2001_07_05_pus_uvs.fits wwins J0922-3959_X_2001_07_05_pus_map.win ! wwins: Wrote 2 windows to J0922-3959_X_2001_07_05_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 = 0.00133267 Jy ! Component: 100 - total flux cleaned = 0.00495259 Jy ! Component: 150 - total flux cleaned = 0.00667942 Jy ! Component: 200 - total flux cleaned = 0.00756859 Jy ! Component: 250 - total flux cleaned = 0.00858944 Jy ! Component: 300 - total flux cleaned = 0.00892195 Jy ! Component: 350 - total flux cleaned = 0.00972248 Jy ! Component: 400 - total flux cleaned = 0.00987877 Jy ! Component: 450 - total flux cleaned = 0.00987894 Jy ! Component: 500 - total flux cleaned = 0.009289 Jy ! Component: 550 - total flux cleaned = 0.00885784 Jy ! Component: 600 - total flux cleaned = 0.00843044 Jy ! Component: 650 - total flux cleaned = 0.00801076 Jy ! Component: 700 - total flux cleaned = 0.00814663 Jy ! Component: 750 - total flux cleaned = 0.00773785 Jy ! Component: 800 - total flux cleaned = 0.00746816 Jy ! Component: 850 - total flux cleaned = 0.00720057 Jy ! Component: 900 - total flux cleaned = 0.00693521 Jy ! Component: 950 - total flux cleaned = 0.00680295 Jy ! Component: 1000 - total flux cleaned = 0.00641184 Jy ! Component: 1050 - total flux cleaned = 0.00615309 Jy ! Component: 1100 - total flux cleaned = 0.00589673 Jy ! Component: 1150 - total flux cleaned = 0.00589694 Jy ! Component: 1200 - total flux cleaned = 0.00538934 Jy ! Component: 1250 - total flux cleaned = 0.00501141 Jy ! Component: 1300 - total flux cleaned = 0.00450997 Jy ! Component: 1350 - total flux cleaned = 0.00413621 Jy ! Component: 1400 - total flux cleaned = 0.003763 Jy ! Component: 1450 - total flux cleaned = 0.00326827 Jy ! Component: 1500 - total flux cleaned = 0.00277571 Jy ! Component: 1550 - total flux cleaned = 0.00252969 Jy ! Component: 1600 - total flux cleaned = 0.00203745 Jy ! Component: 1650 - total flux cleaned = 0.00166889 Jy ! Component: 1700 - total flux cleaned = 0.00142282 Jy ! Component: 1750 - total flux cleaned = 0.00142368 Jy ! Component: 1800 - total flux cleaned = 0.00154686 Jy ! Component: 1850 - total flux cleaned = 0.00192066 Jy ! Component: 1900 - total flux cleaned = 0.00242279 Jy ! Component: 1950 - total flux cleaned = 0.00267546 Jy ! Component: 2000 - total flux cleaned = 0.00331069 Jy ! Total flux subtracted in 2048 components = 0.00369549 Jy ! Clean residual min=-0.007075 max=0.007666 Jy/beam ! Clean residual mean=0.000091 rms=0.002420 Jy/beam ! Combined flux in latest and established models = 1.06207 Jy keep ! Adding 96 model components to the UV plane model. ! The established model now contains 233 components and 1.06207 Jy wmap "J0922-3959_X_2001_07_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 5.459 at 4.777 degrees (North through East) ! Clean map min=-0.024064 max=0.93505 Jy/beam ! Writing clean map to FITS file: J0922-3959_X_2001_07_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.935048 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0027413 device "J0922-3959_X_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0922-3959_X_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.879517 0.879517 1.75903 3.51807 7.03614 14.0723 28.1445 56.2891 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0082 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.935 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 5.459 at 4.777 degrees (North through East) ! Clean map min=-0.024064 max=0.93505 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0922-3959_X_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0922-3959_X_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0922-3959_X_2001_07_05_pus_uvs.log closed on Thu Jul 5 10:29:08 2007