! Started logfile: J1147-3812_S_2001_07_05_pus_uvs.log on Fri Aug 10 01:10:44 2007 obs J1147-3812_S_2001_07_05_pus_uva.fits ! Reading UV FITS file: J1147-3812_S_2001_07_05_pus_uva.fits ! AN table 1: 8 integrations on 171 of 171 possible baselines. ! AN table 2: 70 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0517319 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147-3812 ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1774 lines of history. ! ! Reading 2760 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 1114 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 1114 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 1114 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 152 telescope corrections were flagged in sub-array 1. ! A total of 1108 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.742663Jy sigma=0.003169 ! Fit after self-cal, rms=0.648777Jy sigma=0.002194 ! 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=2.225 mas, bmaj=6.95 mas, bpa=-5.054 degrees ! Estimated noise=3728.87 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 = 0.604411 Jy ! Component: 100 - total flux cleaned = 0.777597 Jy ! Total flux subtracted in 100 components = 0.777597 Jy ! Clean residual min=-0.046674 max=0.092218 Jy/beam ! Clean residual mean=-0.000541 rms=0.020722 Jy/beam ! Combined flux in latest and established models = 0.777597 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.777597 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.649510Jy sigma=0.002150 ! Fit after self-cal, rms=0.649420Jy sigma=0.002150 ! 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=2.625 mas, bmaj=7.782 mas, bpa=-6.826 degrees ! Estimated noise=1861.84 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 = 0.13986 Jy ! Component: 100 - total flux cleaned = 0.204569 Jy ! Component: 150 - total flux cleaned = 0.237076 Jy ! Component: 200 - total flux cleaned = 0.253614 Jy ! Total flux subtracted in 200 components = 0.253614 Jy ! Clean residual min=-0.027109 max=0.029759 Jy/beam ! Clean residual mean=-0.000309 rms=0.008397 Jy/beam ! Combined flux in latest and established models = 1.03121 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 44 components and 1.03121 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.619657Jy sigma=0.001580 ! Fit after self-cal, rms=0.619727Jy sigma=0.001580 ! 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* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.02 KP 0.94 ! LA 0.98 MC 1.00* MK 1.00 NL 1.34 ! NY 1.00* OV 1.02 PT 0.97 SC 0.97 ! TS 1.00* WF 1.00* 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* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.04 KP 0.71 ! LA 0.98 MC 1.00* MK 0.98 NL 1.21 ! NY 1.00* OV 1.04 PT 0.99 SC 0.98 ! TS 1.00* WF 1.00* 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* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.06 KP 1.08 ! LA 0.98 MC 1.00* MK 1.01 NL 1.32 ! NY 1.00* OV 1.07 PT 1.02 SC 1.01 ! TS 1.00* WF 1.00* 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* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.04 KP 1.01 ! LA 0.99 MC 1.00* MK 1.00 NL 1.25 ! NY 1.00* OV 1.03 PT 1.04 SC 1.01 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.619727Jy sigma=0.001580 ! Fit after self-cal, rms=0.751217Jy sigma=0.001273 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.636 mas, bmaj=7.753 mas, bpa=-6.808 degrees ! Estimated noise=1846.23 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 = 0.00150549 Jy ! Component: 100 - total flux cleaned = 0.00150757 Jy ! Component: 150 - total flux cleaned = 0.00150821 Jy ! Component: 200 - total flux cleaned = 0.00142201 Jy ! Total flux subtracted in 200 components = 0.00142201 Jy ! Clean residual min=-0.008128 max=0.009158 Jy/beam ! Clean residual mean=0.000307 rms=0.002316 Jy/beam ! Combined flux in latest and established models = 1.03263 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 55 components and 1.03263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.751119Jy sigma=0.001272 ! Fit after self-cal, rms=0.751327Jy sigma=0.001272 ! 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=0.751327Jy sigma=0.001272 ! Fit after self-cal, rms=0.752571Jy sigma=0.001272 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.634 mas, bmaj=7.745 mas, bpa=-6.757 degrees ! Estimated noise=1845.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000989243 Jy ! Component: 100 - total flux cleaned = 0.000991797 Jy ! Component: 150 - total flux cleaned = 0.000998538 Jy ! Component: 200 - total flux cleaned = 0.000998842 Jy ! Total flux subtracted in 200 components = 0.000998842 Jy ! Clean residual min=-0.008275 max=0.008903 Jy/beam ! Clean residual mean=0.000305 rms=0.002281 Jy/beam ! Combined flux in latest and established models = 1.03363 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 58 components and 1.03363 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.752484Jy sigma=0.001271 ! Fit after self-cal, rms=0.752491Jy sigma=0.001271 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 = 0.000166549 Jy ! Component: 100 - total flux cleaned = 0.000105286 Jy ! Component: 150 - total flux cleaned = -6.17043e-05 Jy ! Component: 200 - total flux cleaned = -0.000110279 Jy ! Total flux subtracted in 200 components = -0.000110279 Jy ! Clean residual min=-0.008289 max=0.008774 Jy/beam ! Clean residual mean=0.000306 rms=0.002265 Jy/beam ! Combined flux in latest and established models = 1.03352 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 59 components and 1.03352 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.752422Jy sigma=0.001271 ! Fit after self-cal, rms=0.752420Jy sigma=0.001271 ! 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=0.752420Jy sigma=0.001271 ! Fit after self-cal, rms=0.753764Jy sigma=0.001271 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.633 mas, bmaj=7.739 mas, bpa=-6.715 degrees ! Estimated noise=1845.92 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000985663 Jy ! Component: 100 - total flux cleaned = 0.000930748 Jy ! Component: 150 - total flux cleaned = 0.000929543 Jy ! Component: 200 - total flux cleaned = 0.000881133 Jy ! Total flux subtracted in 200 components = 0.000881133 Jy ! Clean residual min=-0.008165 max=0.008714 Jy/beam ! Clean residual mean=0.000301 rms=0.002258 Jy/beam ! Combined flux in latest and established models = 1.0344 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 62 components and 1.0344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.753684Jy sigma=0.001271 ! Fit after self-cal, rms=0.753689Jy sigma=0.001271 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 = 0.000131317 Jy ! Component: 100 - total flux cleaned = 0.0001353 Jy ! Component: 150 - total flux cleaned = 4.4485e-05 Jy ! Component: 200 - total flux cleaned = -3.66507e-05 Jy ! Total flux subtracted in 200 components = -3.66507e-05 Jy ! Clean residual min=-0.008146 max=0.008639 Jy/beam ! Clean residual mean=0.000301 rms=0.002249 Jy/beam ! Combined flux in latest and established models = 1.03437 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 64 components and 1.03437 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.753633Jy sigma=0.001271 ! Fit after self-cal, rms=0.753634Jy sigma=0.001271 ! 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=0.753634Jy sigma=0.001271 ! Fit after self-cal, rms=0.754958Jy sigma=0.001271 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.907 mas, bmaj=30 mas, bpa=-2.484 degrees ! Estimated noise=2545.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000673759 Jy ! Component: 100 - total flux cleaned = 0.000678567 Jy ! Component: 150 - total flux cleaned = 0.000679008 Jy ! Component: 200 - total flux cleaned = 0.000678013 Jy ! Total flux subtracted in 200 components = 0.000678013 Jy ! Clean residual min=-0.007562 max=0.009821 Jy/beam ! Clean residual mean=0.000631 rms=0.003223 Jy/beam ! Combined flux in latest and established models = 1.03504 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 64 components and 1.03504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.754932Jy sigma=0.001271 ! Fit after self-cal, rms=0.754895Jy sigma=0.001271 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 = -1.1496e-05 Jy ! Component: 100 - total flux cleaned = -1.73072e-05 Jy ! Component: 150 - total flux cleaned = -2.20232e-05 Jy ! Component: 200 - total flux cleaned = -2.60046e-05 Jy ! Total flux subtracted in 200 components = -2.60046e-05 Jy ! Clean residual min=-0.007559 max=0.009809 Jy/beam ! Clean residual mean=0.000631 rms=0.003218 Jy/beam ! Combined flux in latest and established models = 1.03502 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 65 components and 1.03502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.754887Jy sigma=0.001271 ! Fit after self-cal, rms=0.754852Jy sigma=0.001271 ! 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=2.633 mas, bmaj=7.736 mas, bpa=-6.683 degrees ! Estimated noise=1847.14 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.633 x 7.736 at -6.683 degrees (North through East) ! Clean map min=-0.0074444 max=0.82406 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=0.754852Jy sigma=0.001271 ! Fit after self-cal, rms=0.999030Jy sigma=0.001129 ! Inverting map and beam ! Estimated beam: bmin=2.632 mas, bmaj=7.74 mas, bpa=-6.63 degrees ! Estimated noise=1846.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000714149 Jy ! Component: 100 - total flux cleaned = -0.000858937 Jy ! Component: 150 - total flux cleaned = -0.000861514 Jy ! Component: 200 - total flux cleaned = -0.00085994 Jy ! Total flux subtracted in 200 components = -0.00085994 Jy ! Clean residual min=-0.007533 max=0.008673 Jy/beam ! Clean residual mean=0.000286 rms=0.002226 Jy/beam ! Combined flux in latest and established models = 1.03416 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 73 components and 1.03416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.999021Jy sigma=0.001129 ! Fit after self-cal, rms=0.999025Jy sigma=0.001128 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.64526e-05 Jy ! Component: 100 - total flux cleaned = 1.24527e-05 Jy ! Component: 150 - total flux cleaned = 1.06755e-05 Jy ! Component: 200 - total flux cleaned = 1.18832e-05 Jy ! Total flux subtracted in 200 components = 1.18832e-05 Jy ! Clean residual min=-0.007538 max=0.008702 Jy/beam ! Clean residual mean=0.000286 rms=0.002218 Jy/beam ! Combined flux in latest and established models = 1.03417 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 76 components and 1.03417 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.999003Jy sigma=0.001128 ! Fit after self-cal, rms=0.999007Jy sigma=0.001128 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.999007Jy sigma=0.001128 ! Fit after self-cal, rms=0.996372Jy sigma=0.001128 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=2.206 mas, bmaj=6.793 mas, bpa=-5.249 degrees ! Estimated noise=3292.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.64133 Jy ! Component: 100 - total flux cleaned = 0.824343 Jy ! Component: 150 - total flux cleaned = 0.899452 Jy ! Component: 200 - total flux cleaned = 0.943379 Jy ! Total flux subtracted in 200 components = 0.943379 Jy ! Clean residual min=-0.016443 max=0.025317 Jy/beam ! Clean residual mean=0.000031 rms=0.006367 Jy/beam ! Combined flux in latest and established models = 0.943379 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 41 model components to the UV plane model. ! The established model now contains 41 components and 0.943379 Jy ! Inverting map and beam ! Estimated beam: bmin=2.633 mas, bmaj=7.739 mas, bpa=-6.604 degrees ! Estimated noise=1847.25 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 = 0.0437851 Jy ! Component: 100 - total flux cleaned = 0.0648637 Jy ! Component: 150 - total flux cleaned = 0.0752437 Jy ! Component: 200 - total flux cleaned = 0.0804153 Jy ! Total flux subtracted in 200 components = 0.0804153 Jy ! Clean residual min=-0.006636 max=0.008281 Jy/beam ! Clean residual mean=0.000317 rms=0.002270 Jy/beam ! Combined flux in latest and established models = 1.02379 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 73 components and 1.02379 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.906 mas, bmaj=30.06 mas, bpa=-2.445 degrees ! Estimated noise=2542.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00474571 Jy ! Component: 100 - total flux cleaned = 0.00588354 Jy ! Component: 150 - total flux cleaned = 0.00588475 Jy ! Component: 200 - total flux cleaned = 0.00591084 Jy ! Total flux subtracted in 200 components = 0.00591084 Jy ! Clean residual min=-0.007505 max=0.011411 Jy/beam ! Clean residual mean=0.000644 rms=0.003349 Jy/beam ! Combined flux in latest and established models = 1.02971 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 = 2.55158e-05 Jy ! Component: 100 - total flux cleaned = 5.006e-05 Jy ! Component: 150 - total flux cleaned = 5.03649e-05 Jy ! Component: 200 - total flux cleaned = 7.46331e-05 Jy ! Total flux subtracted in 200 components = 7.46331e-05 Jy ! Clean residual min=-0.007542 max=0.011357 Jy/beam ! Clean residual mean=0.000643 rms=0.003333 Jy/beam ! Combined flux in latest and established models = 1.02978 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 80 components and 1.02978 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.633 mas, bmaj=7.739 mas, bpa=-6.604 degrees ! Estimated noise=1847.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00139952 Jy ! Component: 100 - total flux cleaned = -0.00131604 Jy ! Component: 150 - total flux cleaned = -0.00126903 Jy ! Component: 200 - total flux cleaned = -0.0012685 Jy ! Total flux subtracted in 200 components = -0.0012685 Jy ! Clean residual min=-0.006587 max=0.008560 Jy/beam ! Clean residual mean=0.000302 rms=0.002191 Jy/beam ! Combined flux in latest and established models = 1.02851 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 90 components and 1.02851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.996199Jy sigma=0.001128 ! Fit after self-cal, rms=0.996197Jy sigma=0.001128 wmodel J1147-3812_S_2001_07_05_pus_map.mod ! Writing 90 model components to file: J1147-3812_S_2001_07_05_pus_map.mod wobs J1147-3812_S_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J1147-3812_S_2001_07_05_pus_uvs.fits wwins J1147-3812_S_2001_07_05_pus_map.win ! wwins: Wrote 1 windows to J1147-3812_S_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 = 0.00370005 Jy ! Component: 100 - total flux cleaned = 0.00636193 Jy ! Component: 150 - total flux cleaned = 0.0070134 Jy ! Component: 200 - total flux cleaned = 0.00662136 Jy ! Component: 250 - total flux cleaned = 0.00625203 Jy ! Component: 300 - total flux cleaned = 0.00555658 Jy ! Component: 350 - total flux cleaned = 0.00489709 Jy ! Component: 400 - total flux cleaned = 0.00473647 Jy ! Component: 450 - total flux cleaned = 0.00488746 Jy ! Component: 500 - total flux cleaned = 0.0051062 Jy ! Component: 550 - total flux cleaned = 0.00524518 Jy ! Component: 600 - total flux cleaned = 0.00538023 Jy ! Component: 650 - total flux cleaned = 0.00544351 Jy ! Component: 700 - total flux cleaned = 0.00550822 Jy ! Component: 750 - total flux cleaned = 0.00588452 Jy ! Component: 800 - total flux cleaned = 0.00631436 Jy ! Component: 850 - total flux cleaned = 0.00667589 Jy ! Component: 900 - total flux cleaned = 0.00709058 Jy ! Component: 950 - total flux cleaned = 0.0075553 Jy ! Component: 1000 - total flux cleaned = 0.00789788 Jy ! Component: 1050 - total flux cleaned = 0.00828924 Jy ! Component: 1100 - total flux cleaned = 0.00856447 Jy ! Component: 1150 - total flux cleaned = 0.00894259 Jy ! Component: 1200 - total flux cleaned = 0.00920854 Jy ! Component: 1250 - total flux cleaned = 0.00957453 Jy ! Component: 1300 - total flux cleaned = 0.00988387 Jy ! Component: 1350 - total flux cleaned = 0.0100873 Jy ! Component: 1400 - total flux cleaned = 0.0104394 Jy ! Component: 1450 - total flux cleaned = 0.0107868 Jy ! Component: 1500 - total flux cleaned = 0.011032 Jy ! Component: 1550 - total flux cleaned = 0.011324 Jy ! Component: 1600 - total flux cleaned = 0.0115652 Jy ! Component: 1650 - total flux cleaned = 0.011804 Jy ! Component: 1700 - total flux cleaned = 0.0121357 Jy ! Component: 1750 - total flux cleaned = 0.0123241 Jy ! Component: 1800 - total flux cleaned = 0.0125109 Jy ! Component: 1850 - total flux cleaned = 0.0126504 Jy ! Component: 1900 - total flux cleaned = 0.0129277 Jy ! Component: 1950 - total flux cleaned = 0.0131116 Jy ! Component: 2000 - total flux cleaned = 0.0133396 Jy ! Total flux subtracted in 2048 components = 0.0134758 Jy ! Clean residual min=-0.003294 max=0.002375 Jy/beam ! Clean residual mean=0.000146 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 1.04199 Jy keep ! Adding 100 model components to the UV plane model. ! The established model now contains 190 components and 1.04199 Jy wmap "J1147-3812_S_2001_07_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.633 x 7.739 at -6.604 degrees (North through East) ! Clean map min=-0.0054974 max=0.84164 Jy/beam ! Writing clean map to FITS file: J1147-3812_S_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 0.84164 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000820859 device "J1147-3812_S_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-3812_S_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.292593 0.292593 0.585185 1.17037 2.34074 4.68148 9.36296 18.7259 37.4518 74.9037 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.841 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.633 x 7.739 at -6.604 degrees (North through East) ! Clean map min=-0.0054974 max=0.84164 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-3812_S_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-3812_S_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1147-3812_S_2001_07_05_pus_uvs.log closed on Fri Aug 10 01:11:36 2007