! Started logfile: J1616+0459_S_2008_07_09_pus_uvs.log on Wed Oct 13 13:16:32 2010 obs J1616+0459_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J1616+0459_S_2008_07_09_pus_uva.fits ! AN table 1: 165 integrations on 105 of 105 possible baselines. ! AN table 2: 126 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0859107 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1616+0459 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1054 lines of history. ! ! Reading 10500 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 1765 telescope corrections were flagged in sub-array 1. ! A total of 1467 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1765 telescope corrections were flagged in sub-array 1. ! A total of 1467 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1765 telescope corrections were flagged in sub-array 1. ! A total of 1467 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1765 telescope corrections were flagged in sub-array 1. ! A total of 1467 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.709216Jy sigma=0.003573 ! Fit after self-cal, rms=0.548224Jy sigma=0.003020 ! 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=2.208 mas, bmaj=6.004 mas, bpa=-8.624 degrees ! Estimated noise=1892.29 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 = 0.42351 Jy ! Component: 100 - total flux cleaned = 0.519784 Jy ! Total flux subtracted in 100 components = 0.519784 Jy ! Clean residual min=-0.017678 max=0.034084 Jy/beam ! Clean residual mean=-0.000075 rms=0.005188 Jy/beam ! Combined flux in latest and established models = 0.519784 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.519783 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.368256Jy sigma=0.001209 ! Fit after self-cal, rms=0.368161Jy sigma=0.001209 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.035358 Jy ! Component: 100 - total flux cleaned = 0.0537308 Jy ! Total flux subtracted in 100 components = 0.0537308 Jy ! Clean residual min=-0.014953 max=0.015783 Jy/beam ! Clean residual mean=-0.000078 rms=0.003816 Jy/beam ! Combined flux in latest and established models = 0.573514 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.573514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.360352Jy sigma=0.001174 ! Fit after self-cal, rms=0.360110Jy sigma=0.001174 ! 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=2.646 mas, bmaj=6.707 mas, bpa=-11.44 degrees ! Estimated noise=1259.04 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 = 0.017293 Jy ! Component: 100 - total flux cleaned = 0.0255019 Jy ! Component: 150 - total flux cleaned = 0.027777 Jy ! Component: 200 - total flux cleaned = 0.0287103 Jy ! Total flux subtracted in 200 components = 0.0287103 Jy ! Clean residual min=-0.017158 max=0.015770 Jy/beam ! Clean residual mean=-0.000126 rms=0.004611 Jy/beam ! Combined flux in latest and established models = 0.602224 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 29 components and 0.602224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.357396Jy sigma=0.001175 ! Fit after self-cal, rms=0.357319Jy sigma=0.001175 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HH 1.00* HN 1.03 ! KK 1.02 KP 1.03 LA 1.01 MK 0.97 ! NL 0.99 NY 0.98 ON 0.77 PT 1.12 ! SC 1.03 WZ 0.94 ZC 1.01 ! ! A total of 183 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.99 ON 0.90 PT 1.00* ! SC 1.00* WZ 0.91 ZC 1.07 ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HH 1.00* HN 1.01 ! KK 0.97 KP 1.04 LA 1.02 MK 0.99 ! NL 0.96 NY 1.02 ON 0.78 PT 1.12 ! SC 1.06 WZ 1.00 ZC 0.97 ! ! A total of 183 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.01 ON 0.94 PT 1.00* ! SC 1.00* WZ 0.99 ZC 1.07 ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HH 1.00* HN 1.01 ! KK 1.02 KP 1.04 LA 1.02 MK 0.97 ! NL 1.02 NY 0.97 ON 0.74 PT 1.11 ! SC 1.06 WZ 0.95 ZC 1.02 ! ! A total of 183 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.04 ON 1.01 PT 1.00* ! SC 1.00* WZ 0.98 ZC 1.04 ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HH 1.00* HN 1.00 ! KK 1.05 KP 1.00 LA 1.03 MK 0.95 ! NL 0.96 NY 0.91 ON 0.74 PT 1.09 ! SC 1.07 WZ 1.01 ZC 0.80 ! ! A total of 183 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.95 ON 0.95 PT 1.00* ! SC 1.00* WZ 1.02 ZC 0.79 ! ! ! Fit before self-cal, rms=0.357319Jy sigma=0.001175 ! Fit after self-cal, rms=0.287527Jy sigma=0.001144 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.582 mas, bmaj=6.668 mas, bpa=-11.48 degrees ! Estimated noise=1264.9 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 = 0.00411404 Jy ! Component: 100 - total flux cleaned = 0.00436211 Jy ! Component: 150 - total flux cleaned = 0.00407047 Jy ! Component: 200 - total flux cleaned = 0.00364364 Jy ! Total flux subtracted in 200 components = 0.00364364 Jy ! Clean residual min=-0.005895 max=0.005137 Jy/beam ! Clean residual mean=0.000004 rms=0.001463 Jy/beam ! Combined flux in latest and established models = 0.605868 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 0.605868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287383Jy sigma=0.001144 ! Fit after self-cal, rms=0.286978Jy sigma=0.001143 ! 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=0.286978Jy sigma=0.001143 ! Fit after self-cal, rms=0.287184Jy sigma=0.001143 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.582 mas, bmaj=6.671 mas, bpa=-11.38 degrees ! Estimated noise=1266.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000858277 Jy ! Component: 100 - total flux cleaned = 0.000649963 Jy ! Component: 150 - total flux cleaned = 0.000525929 Jy ! Component: 200 - total flux cleaned = 0.000357532 Jy ! Total flux subtracted in 200 components = 0.000357532 Jy ! Clean residual min=-0.005445 max=0.004889 Jy/beam ! Clean residual mean=0.000029 rms=0.001360 Jy/beam ! Combined flux in latest and established models = 0.606226 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 44 components and 0.606226 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287140Jy sigma=0.001142 ! Fit after self-cal, rms=0.287133Jy sigma=0.001142 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 = 5.57618e-06 Jy ! Component: 100 - total flux cleaned = -9.16608e-05 Jy ! Component: 150 - total flux cleaned = -0.000227172 Jy ! Component: 200 - total flux cleaned = -0.000314058 Jy ! Total flux subtracted in 200 components = -0.000314058 Jy ! Clean residual min=-0.005406 max=0.004785 Jy/beam ! Clean residual mean=0.000030 rms=0.001351 Jy/beam ! Combined flux in latest and established models = 0.605911 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 44 components and 0.605912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287110Jy sigma=0.001142 ! Fit after self-cal, rms=0.287110Jy sigma=0.001142 ! 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=0.287110Jy sigma=0.001142 ! Fit after self-cal, rms=0.287305Jy sigma=0.001142 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.579 mas, bmaj=6.674 mas, bpa=-11.39 degrees ! Estimated noise=1267.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000577195 Jy ! Component: 100 - total flux cleaned = 0.000485419 Jy ! Component: 150 - total flux cleaned = 0.00035753 Jy ! Component: 200 - total flux cleaned = 0.000278378 Jy ! Total flux subtracted in 200 components = 0.000278378 Jy ! Clean residual min=-0.005271 max=0.004801 Jy/beam ! Clean residual mean=0.000032 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 0.60619 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 45 components and 0.60619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287283Jy sigma=0.001142 ! Fit after self-cal, rms=0.287303Jy sigma=0.001142 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 = 4.61153e-05 Jy ! Component: 100 - total flux cleaned = -2.99366e-05 Jy ! Component: 150 - total flux cleaned = -0.000101684 Jy ! Component: 200 - total flux cleaned = -0.000136719 Jy ! Total flux subtracted in 200 components = -0.000136719 Jy ! Clean residual min=-0.005224 max=0.004745 Jy/beam ! Clean residual mean=0.000032 rms=0.001326 Jy/beam ! Combined flux in latest and established models = 0.606053 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.606053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287288Jy sigma=0.001142 ! Fit after self-cal, rms=0.287287Jy sigma=0.001142 ! 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=0.287287Jy sigma=0.001142 ! Fit after self-cal, rms=0.287363Jy sigma=0.001142 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.882 mas, bmaj=9.516 mas, bpa=-9.147 degrees ! Estimated noise=1716.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00121839 Jy ! Component: 100 - total flux cleaned = -0.00132161 Jy ! Component: 150 - total flux cleaned = -0.00136442 Jy ! Component: 200 - total flux cleaned = -0.00142289 Jy ! Total flux subtracted in 200 components = -0.00142289 Jy ! Clean residual min=-0.005114 max=0.004899 Jy/beam ! Clean residual mean=0.000098 rms=0.001596 Jy/beam ! Combined flux in latest and established models = 0.60463 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 57 components and 0.60463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287368Jy sigma=0.001142 ! Fit after self-cal, rms=0.287390Jy sigma=0.001142 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 = -2.41186e-05 Jy ! Component: 100 - total flux cleaned = -6.67896e-05 Jy ! Component: 150 - total flux cleaned = -0.000105973 Jy ! Component: 200 - total flux cleaned = -0.00014175 Jy ! Total flux subtracted in 200 components = -0.00014175 Jy ! Clean residual min=-0.005104 max=0.004905 Jy/beam ! Clean residual mean=0.000099 rms=0.001591 Jy/beam ! Combined flux in latest and established models = 0.604489 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 58 components and 0.604489 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287396Jy sigma=0.001142 ! Fit after self-cal, rms=0.287398Jy sigma=0.001142 ! 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=2.578 mas, bmaj=6.676 mas, bpa=-11.41 degrees ! Estimated noise=1267.98 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.578 x 6.676 at -11.41 degrees (North through East) ! Clean map min=-0.0048739 max=0.55675 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=0.287398Jy sigma=0.001142 ! Fit after self-cal, rms=0.512734Jy sigma=0.001000 ! Inverting map and beam ! Estimated beam: bmin=2.578 mas, bmaj=6.679 mas, bpa=-11.45 degrees ! Estimated noise=1269.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000519603 Jy ! Component: 100 - total flux cleaned = 0.000428291 Jy ! Component: 150 - total flux cleaned = 0.00022636 Jy ! Component: 200 - total flux cleaned = 4.31498e-05 Jy ! Total flux subtracted in 200 components = 4.31498e-05 Jy ! Clean residual min=-0.004901 max=0.004721 Jy/beam ! Clean residual mean=0.000029 rms=0.001291 Jy/beam ! Combined flux in latest and established models = 0.604532 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 58 components and 0.604532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.512731Jy sigma=0.000999 ! Fit after self-cal, rms=0.512750Jy sigma=0.000999 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.18285e-05 Jy ! Component: 100 - total flux cleaned = -0.000151058 Jy ! Component: 150 - total flux cleaned = -0.000182652 Jy ! Component: 200 - total flux cleaned = -0.000244831 Jy ! Total flux subtracted in 200 components = -0.000244831 Jy ! Clean residual min=-0.004859 max=0.004697 Jy/beam ! Clean residual mean=0.000029 rms=0.001286 Jy/beam ! Combined flux in latest and established models = 0.604287 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 59 components and 0.604287 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.512744Jy sigma=0.000999 ! Fit after self-cal, rms=0.512739Jy sigma=0.000999 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.512739Jy sigma=0.000999 ! Fit after self-cal, rms=0.730269Jy sigma=0.000999 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=2.192 mas, bmaj=6.065 mas, bpa=-9.149 degrees ! Estimated noise=1932.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.430697 Jy ! Component: 100 - total flux cleaned = 0.532257 Jy ! Component: 150 - total flux cleaned = 0.57177 Jy ! Component: 200 - total flux cleaned = 0.589599 Jy ! Total flux subtracted in 200 components = 0.589599 Jy ! Clean residual min=-0.009804 max=0.008761 Jy/beam ! Clean residual mean=0.000020 rms=0.002429 Jy/beam ! Combined flux in latest and established models = 0.589599 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.589599 Jy ! Inverting map and beam ! Estimated beam: bmin=2.576 mas, bmaj=6.678 mas, bpa=-11.48 degrees ! Estimated noise=1270.34 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 = 0.0101207 Jy ! Component: 100 - total flux cleaned = 0.014995 Jy ! Component: 150 - total flux cleaned = 0.0160731 Jy ! Component: 200 - total flux cleaned = 0.0162887 Jy ! Total flux subtracted in 200 components = 0.0162887 Jy ! Clean residual min=-0.005173 max=0.004856 Jy/beam ! Clean residual mean=0.000029 rms=0.001370 Jy/beam ! Combined flux in latest and established models = 0.605888 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 30 components and 0.605888 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=6.886 mas, bmaj=9.53 mas, bpa=-9.157 degrees ! Estimated noise=1718.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0014007 Jy ! Component: 100 - total flux cleaned = -0.00150097 Jy ! Component: 150 - total flux cleaned = -0.00165404 Jy ! Component: 200 - total flux cleaned = -0.00179071 Jy ! Total flux subtracted in 200 components = -0.00179071 Jy ! Clean residual min=-0.005102 max=0.004778 Jy/beam ! Clean residual mean=0.000084 rms=0.001542 Jy/beam ! Combined flux in latest and established models = 0.604097 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 = -0.000152334 Jy ! Component: 100 - total flux cleaned = -0.000260252 Jy ! Component: 150 - total flux cleaned = -0.00035907 Jy ! Component: 200 - total flux cleaned = -0.000450216 Jy ! Total flux subtracted in 200 components = -0.000450216 Jy ! Clean residual min=-0.005110 max=0.004806 Jy/beam ! Clean residual mean=0.000084 rms=0.001537 Jy/beam ! Combined flux in latest and established models = 0.603647 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 39 components and 0.603647 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.576 mas, bmaj=6.678 mas, bpa=-11.48 degrees ! Estimated noise=1270.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000956691 Jy ! Component: 100 - total flux cleaned = 0.00117716 Jy ! Component: 150 - total flux cleaned = 0.00124031 Jy ! Component: 200 - total flux cleaned = 0.0012428 Jy ! Total flux subtracted in 200 components = 0.0012428 Jy ! Clean residual min=-0.005128 max=0.004904 Jy/beam ! Clean residual mean=0.000029 rms=0.001328 Jy/beam ! Combined flux in latest and established models = 0.60489 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 44 components and 0.60489 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.730307Jy sigma=0.001000 ! Fit after self-cal, rms=0.730309Jy sigma=0.001000 wmodel J1616+0459_S_2008_07_09_pus_map.mod ! Writing 44 model components to file: J1616+0459_S_2008_07_09_pus_map.mod wobs J1616+0459_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J1616+0459_S_2008_07_09_pus_uvs.fits wwins J1616+0459_S_2008_07_09_pus_map.win ! wwins: Wrote 1 windows to J1616+0459_S_2008_07_09_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 = -0.00045334 Jy ! Component: 100 - total flux cleaned = -0.00151386 Jy ! Component: 150 - total flux cleaned = -0.00212898 Jy ! Component: 200 - total flux cleaned = -0.00256881 Jy ! Component: 250 - total flux cleaned = -0.00278109 Jy ! Component: 300 - total flux cleaned = -0.00278182 Jy ! Component: 350 - total flux cleaned = -0.00278238 Jy ! Component: 400 - total flux cleaned = -0.00297956 Jy ! Component: 450 - total flux cleaned = -0.00310743 Jy ! Component: 500 - total flux cleaned = -0.00316818 Jy ! Component: 550 - total flux cleaned = -0.00316864 Jy ! Component: 600 - total flux cleaned = -0.00340486 Jy ! Component: 650 - total flux cleaned = -0.00357839 Jy ! Component: 700 - total flux cleaned = -0.00363518 Jy ! Component: 750 - total flux cleaned = -0.00385663 Jy ! Component: 800 - total flux cleaned = -0.00391008 Jy ! Component: 850 - total flux cleaned = -0.00391101 Jy ! Component: 900 - total flux cleaned = -0.0041192 Jy ! Component: 950 - total flux cleaned = -0.00391548 Jy ! Component: 1000 - total flux cleaned = -0.0039651 Jy ! Component: 1050 - total flux cleaned = -0.00401302 Jy ! Component: 1100 - total flux cleaned = -0.00406114 Jy ! Component: 1150 - total flux cleaned = -0.00396618 Jy ! Component: 1200 - total flux cleaned = -0.00405887 Jy ! Component: 1250 - total flux cleaned = -0.0040584 Jy ! Component: 1300 - total flux cleaned = -0.00405883 Jy ! Component: 1350 - total flux cleaned = -0.00410225 Jy ! Component: 1400 - total flux cleaned = -0.00431873 Jy ! Component: 1450 - total flux cleaned = -0.00431786 Jy ! Component: 1500 - total flux cleaned = -0.00423427 Jy ! Component: 1550 - total flux cleaned = -0.00444108 Jy ! Component: 1600 - total flux cleaned = -0.00444037 Jy ! Component: 1650 - total flux cleaned = -0.00431932 Jy ! Component: 1700 - total flux cleaned = -0.00440009 Jy ! Component: 1750 - total flux cleaned = -0.00451882 Jy ! Component: 1800 - total flux cleaned = -0.00436418 Jy ! Component: 1850 - total flux cleaned = -0.00447916 Jy ! Component: 1900 - total flux cleaned = -0.00451594 Jy ! Component: 1950 - total flux cleaned = -0.00451584 Jy ! Component: 2000 - total flux cleaned = -0.00455286 Jy ! Total flux subtracted in 2048 components = -0.00458932 Jy ! Clean residual min=-0.001829 max=0.002322 Jy/beam ! Clean residual mean=0.000018 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.6003 Jy keep ! Adding 147 model components to the UV plane model. ! The established model now contains 191 components and 0.6003 Jy wmap "J1616+0459_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.576 x 6.678 at -11.48 degrees (North through East) ! Clean map min=-0.0034629 max=0.55731 Jy/beam ! Writing clean map to FITS file: J1616+0459_S_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.55731 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000704512 device "J1616+0459_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1616+0459_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.379239 0.379239 0.758478 1.51696 3.03391 6.06782 12.1356 24.2713 48.5426 97.0852 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.557 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.576 x 6.678 at -11.48 degrees (North through East) ! Clean map min=-0.0034629 max=0.55731 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1616+0459_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1616+0459_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1616+0459_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 13:16:36 2010