! Started logfile: J0825+0309_S_2001_03_12_pus_uvs.log on Wed Jan 2 18:50:23 2013 obs J0825+0309_S_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0825+0309_S_2001_03_12_pus_uva.fits ! AN table 1: 74 integrations on 136 of 136 possible baselines. ! AN table 2: 49 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.10061 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0825+0309 ! ! 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 1903 lines of history. ! ! Reading 6732 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 J0825+0309_S_2001_03_12_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 865 telescope corrections were flagged in sub-array 1. ! A total of 833 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 935 telescope corrections were flagged in sub-array 1. ! A total of 833 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 846 telescope corrections were flagged in sub-array 1. ! A total of 833 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 940 telescope corrections were flagged in sub-array 1. ! A total of 833 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.593143Jy sigma=0.005422 ! Fit after self-cal, rms=0.384115Jy sigma=0.003496 ! 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=1.873 mas, bmaj=5.71 mas, bpa=-0.5442 degrees ! Estimated noise=1898.08 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) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.531826 Jy ! Component: 100 - total flux cleaned = 0.677268 Jy ! Total flux subtracted in 100 components = 0.677268 Jy ! Clean residual min=-0.031916 max=0.068136 Jy/beam ! Clean residual mean=0.000520 rms=0.010612 Jy/beam ! Combined flux in latest and established models = 0.677268 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.677268 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269676Jy sigma=0.002362 ! Fit after self-cal, rms=0.269566Jy sigma=0.002362 ! Inverting map ! Added new window around map position (-3.5, -8.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0795366 Jy ! Component: 100 - total flux cleaned = 0.129116 Jy ! Total flux subtracted in 100 components = 0.129116 Jy ! Clean residual min=-0.025786 max=0.044676 Jy/beam ! Clean residual mean=0.000316 rms=0.007668 Jy/beam ! Combined flux in latest and established models = 0.806384 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.806384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235134Jy sigma=0.002034 ! Fit after self-cal, rms=0.234456Jy sigma=0.002028 ! 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=2.082 mas, bmaj=8.014 mas, bpa=-2.256 degrees ! Estimated noise=1112.46 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 (4, 6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0537413 Jy ! Component: 100 - total flux cleaned = 0.0851921 Jy ! Component: 150 - total flux cleaned = 0.0907782 Jy ! Component: 200 - total flux cleaned = 0.0931011 Jy ! Total flux subtracted in 200 components = 0.0931011 Jy ! Clean residual min=-0.022038 max=0.025625 Jy/beam ! Clean residual mean=0.000554 rms=0.005883 Jy/beam ! Combined flux in latest and established models = 0.899485 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 54 components and 0.899485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220486Jy sigma=0.001890 ! Fit after self-cal, rms=0.220344Jy sigma=0.001888 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.10 HH 0.72 HN 1.44 ! KK 1.00 KP 1.00* LA 0.93 MA 1.17 ! MC 1.19 MK 0.93 NL 0.85 ON 0.85 ! OV 1.01 PT 0.96 SC 1.11 TS 1.01 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HH 1.00* HN 1.47 ! KK 1.00* KP 1.01 LA 0.98 MA 1.00* ! MC 1.00* MK 0.99 NL 0.91 ON 1.00* ! OV 0.92 PT 1.02 SC 0.96 TS 0.99 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HH 0.97 HN 1.29 ! KK 0.94 KP 1.03 LA 0.92 MA 0.81 ! MC 1.96 MK 1.03 NL 0.89 ON 0.89 ! OV 0.94 PT 1.20 SC 1.21 TS 0.99 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.88 HH 1.00* HN 1.11 ! KK 1.00* KP 1.06 LA 0.86 MA 1.00* ! MC 1.00* MK 1.03 NL 0.95 ON 1.00* ! OV 0.94 PT 1.03 SC 1.28 TS 1.03 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Fit before self-cal, rms=0.220344Jy sigma=0.001888 ! Fit after self-cal, rms=0.203900Jy sigma=0.001698 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.105 mas, bmaj=8.176 mas, bpa=-2.205 degrees ! Estimated noise=1106.94 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 = -0.00970251 Jy ! Component: 100 - total flux cleaned = -0.0106505 Jy ! Component: 150 - total flux cleaned = -0.011467 Jy ! Component: 200 - total flux cleaned = -0.0116988 Jy ! Total flux subtracted in 200 components = -0.0116988 Jy ! Clean residual min=-0.009379 max=0.009615 Jy/beam ! Clean residual mean=0.000052 rms=0.002428 Jy/beam ! Combined flux in latest and established models = 0.887786 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 70 components and 0.887786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203025Jy sigma=0.001689 ! Fit after self-cal, rms=0.203111Jy sigma=0.001688 ! 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=0.203111Jy sigma=0.001688 ! Fit after self-cal, rms=0.199430Jy sigma=0.001669 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.109 mas, bmaj=8.166 mas, bpa=-2.246 degrees ! Estimated noise=1104.03 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000343659 Jy ! Component: 100 - total flux cleaned = -0.000328877 Jy ! Component: 150 - total flux cleaned = 2.52388e-06 Jy ! Component: 200 - total flux cleaned = 0.000149088 Jy ! Total flux subtracted in 200 components = 0.000149088 Jy ! Clean residual min=-0.007838 max=0.008092 Jy/beam ! Clean residual mean=0.000088 rms=0.001951 Jy/beam ! Combined flux in latest and established models = 0.887935 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 85 components and 0.887935 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199132Jy sigma=0.001666 ! Fit after self-cal, rms=0.199218Jy sigma=0.001666 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 = -6.96342e-05 Jy ! Component: 100 - total flux cleaned = 0.000198043 Jy ! Component: 150 - total flux cleaned = 0.000321355 Jy ! Component: 200 - total flux cleaned = 0.000553131 Jy ! Total flux subtracted in 200 components = 0.000553131 Jy ! Clean residual min=-0.007564 max=0.007593 Jy/beam ! Clean residual mean=0.000083 rms=0.001898 Jy/beam ! Combined flux in latest and established models = 0.888488 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 97 components and 0.888488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199065Jy sigma=0.001664 ! Fit after self-cal, rms=0.199062Jy sigma=0.001664 ! 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=0.199062Jy sigma=0.001664 ! Fit after self-cal, rms=0.198423Jy sigma=0.001664 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.111 mas, bmaj=8.157 mas, bpa=-2.28 degrees ! Estimated noise=1103.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000128495 Jy ! Component: 100 - total flux cleaned = 0.000110605 Jy ! Component: 150 - total flux cleaned = 0.000221858 Jy ! Component: 200 - total flux cleaned = 0.000423858 Jy ! Total flux subtracted in 200 components = 0.000423858 Jy ! Clean residual min=-0.007080 max=0.007467 Jy/beam ! Clean residual mean=0.000068 rms=0.001842 Jy/beam ! Combined flux in latest and established models = 0.888912 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 104 components and 0.888912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198289Jy sigma=0.001663 ! Fit after self-cal, rms=0.198293Jy sigma=0.001663 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 = 0.000292643 Jy ! Component: 100 - total flux cleaned = 0.000469971 Jy ! Component: 150 - total flux cleaned = 0.000554821 Jy ! Component: 200 - total flux cleaned = 0.000714935 Jy ! Total flux subtracted in 200 components = 0.000714935 Jy ! Clean residual min=-0.006977 max=0.007341 Jy/beam ! Clean residual mean=0.000064 rms=0.001814 Jy/beam ! Combined flux in latest and established models = 0.889627 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 110 components and 0.889627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198220Jy sigma=0.001662 ! Fit after self-cal, rms=0.198220Jy sigma=0.001662 ! 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=0.198220Jy sigma=0.001662 ! Fit after self-cal, rms=0.198302Jy sigma=0.001662 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.329 mas, bmaj=12.12 mas, bpa=4.682 degrees ! Estimated noise=1560.09 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000588027 Jy ! Component: 100 - total flux cleaned = 0.0013989 Jy ! Component: 150 - total flux cleaned = 0.00201687 Jy ! Component: 200 - total flux cleaned = 0.00223837 Jy ! Total flux subtracted in 200 components = 0.00223837 Jy ! Clean residual min=-0.007480 max=0.007501 Jy/beam ! Clean residual mean=0.000086 rms=0.002416 Jy/beam ! Combined flux in latest and established models = 0.891865 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 124 components and 0.891865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198294Jy sigma=0.001662 ! Fit after self-cal, rms=0.198289Jy sigma=0.001661 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 = 0.000596805 Jy ! Component: 100 - total flux cleaned = 0.0010177 Jy ! Component: 150 - total flux cleaned = 0.00119872 Jy ! Component: 200 - total flux cleaned = 0.00136027 Jy ! Total flux subtracted in 200 components = 0.00136027 Jy ! Clean residual min=-0.007189 max=0.007249 Jy/beam ! Clean residual mean=0.000067 rms=0.002383 Jy/beam ! Combined flux in latest and established models = 0.893225 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 128 components and 0.893225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198300Jy sigma=0.001662 ! Fit after self-cal, rms=0.198302Jy sigma=0.001661 ! 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=2.112 mas, bmaj=8.148 mas, bpa=-2.301 degrees ! Estimated noise=1103.37 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.112 x 8.148 at -2.301 degrees (North through East) ! Clean map min=-0.011138 max=0.68128 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=0.198302Jy sigma=0.001661 ! Fit after self-cal, rms=0.191191Jy sigma=0.001490 ! Inverting map and beam ! Estimated beam: bmin=2.116 mas, bmaj=8.159 mas, bpa=-2.351 degrees ! Estimated noise=1106.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000809694 Jy ! Component: 100 - total flux cleaned = 0.000496192 Jy ! Component: 150 - total flux cleaned = 0.000313837 Jy ! Component: 200 - total flux cleaned = 0.00023178 Jy ! Total flux subtracted in 200 components = 0.00023178 Jy ! Clean residual min=-0.006991 max=0.006287 Jy/beam ! Clean residual mean=0.000015 rms=0.001679 Jy/beam ! Combined flux in latest and established models = 0.893457 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 140 components and 0.893457 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191092Jy sigma=0.001489 ! Fit after self-cal, rms=0.191093Jy sigma=0.001489 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.64432e-05 Jy ! Component: 100 - total flux cleaned = -4.08112e-05 Jy ! Component: 150 - total flux cleaned = -4.19707e-05 Jy ! Component: 200 - total flux cleaned = -4.29122e-05 Jy ! Total flux subtracted in 200 components = -4.29122e-05 Jy ! Clean residual min=-0.006876 max=0.006176 Jy/beam ! Clean residual mean=0.000016 rms=0.001662 Jy/beam ! Combined flux in latest and established models = 0.893414 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 145 components and 0.893414 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191040Jy sigma=0.001489 ! Fit after self-cal, rms=0.191039Jy sigma=0.001489 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191039Jy sigma=0.001489 ! Fit after self-cal, rms=0.191058Jy sigma=0.001489 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=1.9 mas, bmaj=5.997 mas, bpa=-1.235 degrees ! Estimated noise=1900.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.536819 Jy ! Component: 100 - total flux cleaned = 0.683677 Jy ! Component: 150 - total flux cleaned = 0.758125 Jy ! Component: 200 - total flux cleaned = 0.802171 Jy ! Total flux subtracted in 200 components = 0.802171 Jy ! Clean residual min=-0.014926 max=0.023084 Jy/beam ! Clean residual mean=0.000170 rms=0.004161 Jy/beam ! Combined flux in latest and established models = 0.802171 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.802171 Jy ! Inverting map and beam ! Estimated beam: bmin=2.117 mas, bmaj=8.152 mas, bpa=-2.363 degrees ! Estimated noise=1106.45 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 = 0.0374505 Jy ! Component: 100 - total flux cleaned = 0.0594634 Jy ! Component: 150 - total flux cleaned = 0.0705761 Jy ! Component: 200 - total flux cleaned = 0.077014 Jy ! Total flux subtracted in 200 components = 0.077014 Jy ! Clean residual min=-0.006862 max=0.008432 Jy/beam ! Clean residual mean=0.000107 rms=0.002114 Jy/beam ! Combined flux in latest and established models = 0.879185 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 59 components and 0.879185 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=8.337 mas, bmaj=12.12 mas, bpa=4.608 degrees ! Estimated noise=1560.99 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114561 Jy ! Component: 100 - total flux cleaned = 0.0150404 Jy ! Component: 150 - total flux cleaned = 0.0160569 Jy ! Component: 200 - total flux cleaned = 0.0161859 Jy ! Total flux subtracted in 200 components = 0.0161859 Jy ! Clean residual min=-0.006829 max=0.006771 Jy/beam ! Clean residual mean=0.000012 rms=0.002368 Jy/beam ! Combined flux in latest and established models = 0.895371 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 = -0.000107657 Jy ! Component: 100 - total flux cleaned = -0.000104063 Jy ! Component: 150 - total flux cleaned = -0.000103156 Jy ! Component: 200 - total flux cleaned = -0.000173962 Jy ! Total flux subtracted in 200 components = -0.000173962 Jy ! Clean residual min=-0.006560 max=0.006710 Jy/beam ! Clean residual mean=0.000010 rms=0.002299 Jy/beam ! Combined flux in latest and established models = 0.895197 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 109 components and 0.895197 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.117 mas, bmaj=8.152 mas, bpa=-2.363 degrees ! Estimated noise=1106.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00047616 Jy ! Component: 100 - total flux cleaned = 0.00125132 Jy ! Component: 150 - total flux cleaned = 0.00141998 Jy ! Component: 200 - total flux cleaned = 0.0014296 Jy ! Total flux subtracted in 200 components = 0.0014296 Jy ! Clean residual min=-0.006197 max=0.006788 Jy/beam ! Clean residual mean=0.000001 rms=0.001710 Jy/beam ! Combined flux in latest and established models = 0.896627 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 123 components and 0.896627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191382Jy sigma=0.001492 ! Fit after self-cal, rms=0.191407Jy sigma=0.001492 wmodel J0825+0309_S_2001_03_12_pus_map.mod ! Writing 123 model components to file: J0825+0309_S_2001_03_12_pus_map.mod wobs J0825+0309_S_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0825+0309_S_2001_03_12_pus_uvs.fits wwins J0825+0309_S_2001_03_12_pus_map.win ! wwins: Wrote 3 windows to J0825+0309_S_2001_03_12_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 = -0.000174717 Jy ! Component: 100 - total flux cleaned = -0.000505169 Jy ! Component: 150 - total flux cleaned = -0.000297369 Jy ! Component: 200 - total flux cleaned = -0.000297105 Jy ! Component: 250 - total flux cleaned = -0.000964401 Jy ! Component: 300 - total flux cleaned = -0.0013348 Jy ! Component: 350 - total flux cleaned = -0.00151493 Jy ! Component: 400 - total flux cleaned = -0.0018655 Jy ! Component: 450 - total flux cleaned = -0.00195057 Jy ! Component: 500 - total flux cleaned = -0.00203474 Jy ! Component: 550 - total flux cleaned = -0.00186884 Jy ! Component: 600 - total flux cleaned = -0.0017065 Jy ! Component: 650 - total flux cleaned = -0.00154836 Jy ! Component: 700 - total flux cleaned = -0.00131324 Jy ! Component: 750 - total flux cleaned = -0.0010832 Jy ! Component: 800 - total flux cleaned = -0.000856572 Jy ! Component: 850 - total flux cleaned = -0.000707768 Jy ! Component: 900 - total flux cleaned = -0.00056075 Jy ! Component: 950 - total flux cleaned = -0.000343675 Jy ! Component: 1000 - total flux cleaned = -0.000201468 Jy ! Component: 1050 - total flux cleaned = -6.15284e-05 Jy ! Component: 1100 - total flux cleaned = 0.000144863 Jy ! Component: 1150 - total flux cleaned = 0.000348869 Jy ! Component: 1200 - total flux cleaned = 0.000483332 Jy ! Component: 1250 - total flux cleaned = 0.000681577 Jy ! Component: 1300 - total flux cleaned = 0.00100722 Jy ! Component: 1350 - total flux cleaned = 0.00107147 Jy ! Component: 1400 - total flux cleaned = 0.00126321 Jy ! Component: 1450 - total flux cleaned = 0.00145291 Jy ! Component: 1500 - total flux cleaned = 0.00170208 Jy ! Component: 1550 - total flux cleaned = 0.00194745 Jy ! Component: 1600 - total flux cleaned = 0.00225025 Jy ! Component: 1650 - total flux cleaned = 0.00254888 Jy ! Component: 1700 - total flux cleaned = 0.00260766 Jy ! Component: 1750 - total flux cleaned = 0.00290063 Jy ! Component: 1800 - total flux cleaned = 0.00301651 Jy ! Component: 1850 - total flux cleaned = 0.00341644 Jy ! Component: 1900 - total flux cleaned = 0.00358537 Jy ! Component: 1950 - total flux cleaned = 0.00375268 Jy ! Component: 2000 - total flux cleaned = 0.00369783 Jy ! Total flux subtracted in 2048 components = 0.00402647 Jy ! Clean residual min=-0.003372 max=0.002865 Jy/beam ! Clean residual mean=-0.000033 rms=0.001081 Jy/beam ! Combined flux in latest and established models = 0.900654 Jy keep ! Adding 140 model components to the UV plane model. ! The established model now contains 263 components and 0.900654 Jy ![Exited script file: muppet] wmap "J0825+0309_S_2001_03_12_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.117 x 8.152 at -2.363 degrees (North through East) ! Clean map min=-0.010066 max=0.69454 Jy/beam ! Writing clean map to FITS file: J0825+0309_S_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.694538 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00107727 device "J0825+0309_S_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0825+0309_S_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.465318 0.465318 0.930636 1.86127 3.72254 7.44509 14.8902 29.7803 59.5607 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.694 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.117 x 8.152 at -2.363 degrees (North through East) ! Clean map min=-0.010066 max=0.69454 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0825+0309_S_2001_03_12_pus_uvs.log closed on Wed Jan 2 18:50:28 2013