! Started logfile: J0141-0928_S_2000_03_13_pus_uvs.log on Tue Apr 2 14:36:41 2013 obs J0141-0928_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0141-0928_S_2000_03_13_pus_uva.fits ! AN table 1: 85 integrations on 190 of 190 possible baselines. ! AN table 2: 123 integrations on 190 of 190 possible baselines. ! AN table 3: 18 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0370983 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0141-0928 ! ! 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 2247 lines of history. ! ! Reading 6372 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 J0141-0928_S_2000_03_13_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 1700 telescope corrections were flagged in sub-array 1. ! A total of 2022 telescope corrections were flagged in sub-array 2. ! A total of 360 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1700 telescope corrections were flagged in sub-array 1. ! A total of 2022 telescope corrections were flagged in sub-array 2. ! A total of 360 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1700 telescope corrections were flagged in sub-array 1. ! A total of 2022 telescope corrections were flagged in sub-array 2. ! A total of 360 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1700 telescope corrections were flagged in sub-array 1. ! A total of 2022 telescope corrections were flagged in sub-array 2. ! A total of 360 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.988474Jy sigma=0.008463 ! Fit after self-cal, rms=0.682943Jy sigma=0.005577 ! 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=1.962 mas, bmaj=7.408 mas, bpa=0.5432 degrees ! Estimated noise=1253.59 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 = 0.311196 Jy ! Component: 100 - total flux cleaned = 0.388667 Jy ! Total flux subtracted in 100 components = 0.388667 Jy ! Clean residual min=-0.014027 max=0.031798 Jy/beam ! Clean residual mean=0.000712 rms=0.005607 Jy/beam ! Combined flux in latest and established models = 0.388667 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.388667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.356498Jy sigma=0.001339 ! Fit after self-cal, rms=0.356236Jy sigma=0.001338 ! 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=2.076 mas, bmaj=8 mas, bpa=-0.06302 degrees ! Estimated noise=1069.31 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) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0418812 Jy ! Component: 100 - total flux cleaned = 0.0638797 Jy ! Component: 150 - total flux cleaned = 0.0773642 Jy ! Component: 200 - total flux cleaned = 0.085949 Jy ! Total flux subtracted in 200 components = 0.085949 Jy ! Clean residual min=-0.009212 max=0.012981 Jy/beam ! Clean residual mean=0.000701 rms=0.002785 Jy/beam ! Combined flux in latest and established models = 0.474616 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 60 components and 0.474616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.351103Jy sigma=0.001239 ! Fit after self-cal, rms=0.350826Jy sigma=0.001238 ! 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* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.97 GC 1.05 KP 1.06 ! LA 0.96 NL 1.11 OV 1.03 PT 0.96 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.03 NY 1.00* ! ON 1.00* TS 1.02 WZ 1.00* HN 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.94 GC 1.02 KP 0.90 ! LA 0.97 NL 1.09 OV 1.01 PT 0.98 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.06 NY 1.00* ! ON 1.00* TS 1.01 WZ 1.00* HN 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.91 GC 1.07 KP 0.93 ! LA 0.99 NL 1.03 OV 1.05 PT 0.94 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.06 NY 1.00* ! ON 1.00* TS 1.02 WZ 1.00* HN 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.94 GC 1.05 KP 0.92 ! LA 0.97 NL 1.02 OV 0.99 PT 0.91 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.04 NY 1.00* ! ON 1.00* TS 0.99 WZ 1.00* HN 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Fit before self-cal, rms=0.350826Jy sigma=0.001238 ! Fit after self-cal, rms=0.340634Jy sigma=0.001213 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.079 mas, bmaj=8.152 mas, bpa=-0.04246 degrees ! Estimated noise=1070.44 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 = -0.00137302 Jy ! Component: 100 - total flux cleaned = -0.00178812 Jy ! Component: 150 - total flux cleaned = -0.00205113 Jy ! Component: 200 - total flux cleaned = -0.00232216 Jy ! Total flux subtracted in 200 components = -0.00232216 Jy ! Clean residual min=-0.005120 max=0.005375 Jy/beam ! Clean residual mean=0.000184 rms=0.001352 Jy/beam ! Combined flux in latest and established models = 0.472294 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 65 components and 0.472294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.340578Jy sigma=0.001212 ! Fit after self-cal, rms=0.340752Jy sigma=0.001212 ! 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=0.340752Jy sigma=0.001212 ! Fit after self-cal, rms=0.340145Jy sigma=0.001212 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.078 mas, bmaj=8.165 mas, bpa=-0.03632 degrees ! Estimated noise=1069.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00131062 Jy ! Component: 100 - total flux cleaned = -0.00151746 Jy ! Component: 150 - total flux cleaned = -0.00173036 Jy ! Component: 200 - total flux cleaned = -0.00183651 Jy ! Total flux subtracted in 200 components = -0.00183651 Jy ! Clean residual min=-0.004787 max=0.005210 Jy/beam ! Clean residual mean=0.000189 rms=0.001304 Jy/beam ! Combined flux in latest and established models = 0.470457 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 67 components and 0.470457 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.340120Jy sigma=0.001212 ! Fit after self-cal, rms=0.340131Jy sigma=0.001212 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 = -6.61753e-05 Jy ! Component: 100 - total flux cleaned = -0.0001234 Jy ! Component: 150 - total flux cleaned = -0.000194789 Jy ! Component: 200 - total flux cleaned = -0.000215625 Jy ! Total flux subtracted in 200 components = -0.000215625 Jy ! Clean residual min=-0.004696 max=0.005215 Jy/beam ! Clean residual mean=0.000193 rms=0.001300 Jy/beam ! Combined flux in latest and established models = 0.470242 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 70 components and 0.470242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.340123Jy sigma=0.001212 ! Fit after self-cal, rms=0.340125Jy sigma=0.001212 ! 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=0.340125Jy sigma=0.001212 ! Fit after self-cal, rms=0.339868Jy sigma=0.001211 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.077 mas, bmaj=8.179 mas, bpa=-0.03569 degrees ! Estimated noise=1070.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000785995 Jy ! Component: 100 - total flux cleaned = -0.000941492 Jy ! Component: 150 - total flux cleaned = -0.00104821 Jy ! Component: 200 - total flux cleaned = -0.00113991 Jy ! Total flux subtracted in 200 components = -0.00113991 Jy ! Clean residual min=-0.004641 max=0.005173 Jy/beam ! Clean residual mean=0.000185 rms=0.001270 Jy/beam ! Combined flux in latest and established models = 0.469102 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 74 components and 0.469102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.339859Jy sigma=0.001211 ! Fit after self-cal, rms=0.339862Jy sigma=0.001211 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 = -3.93354e-05 Jy ! Component: 100 - total flux cleaned = -5.80178e-05 Jy ! Component: 150 - total flux cleaned = -4.04729e-05 Jy ! Component: 200 - total flux cleaned = -2.34284e-05 Jy ! Total flux subtracted in 200 components = -2.34284e-05 Jy ! Clean residual min=-0.004602 max=0.005188 Jy/beam ! Clean residual mean=0.000185 rms=0.001268 Jy/beam ! Combined flux in latest and established models = 0.469079 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 76 components and 0.469079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.339858Jy sigma=0.001211 ! Fit after self-cal, rms=0.339859Jy sigma=0.001211 ! 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=0.339859Jy sigma=0.001211 ! Fit after self-cal, rms=0.339830Jy sigma=0.001211 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.517 mas, bmaj=14.37 mas, bpa=24.87 degrees ! Estimated noise=1625.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000202664 Jy ! Component: 100 - total flux cleaned = -0.000203583 Jy ! Component: 150 - total flux cleaned = -0.000204881 Jy ! Component: 200 - total flux cleaned = -0.000206042 Jy ! Total flux subtracted in 200 components = -0.000206042 Jy ! Clean residual min=-0.005969 max=0.008457 Jy/beam ! Clean residual mean=0.000463 rms=0.002295 Jy/beam ! Combined flux in latest and established models = 0.468872 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 77 components and 0.468873 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.339812Jy sigma=0.001211 ! Fit after self-cal, rms=0.339825Jy sigma=0.001211 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 = -0.000131169 Jy ! Component: 100 - total flux cleaned = -0.000131916 Jy ! Component: 150 - total flux cleaned = -0.000131492 Jy ! Component: 200 - total flux cleaned = -0.000152878 Jy ! Total flux subtracted in 200 components = -0.000152878 Jy ! Clean residual min=-0.005911 max=0.008426 Jy/beam ! Clean residual mean=0.000471 rms=0.002279 Jy/beam ! Combined flux in latest and established models = 0.46872 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 78 components and 0.46872 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.339818Jy sigma=0.001212 ! Fit after self-cal, rms=0.339822Jy sigma=0.001212 ! 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=2.076 mas, bmaj=8.189 mas, bpa=-0.03822 degrees ! Estimated noise=1070.48 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.076 x 8.189 at -0.03822 degrees (North through East) ! Clean map min=-0.0044486 max=0.40293 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 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=1.958 mas, bmaj=7.523 mas, bpa=0.6698 degrees ! Estimated noise=1282.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.313265 Jy ! Component: 100 - total flux cleaned = 0.390854 Jy ! Component: 150 - total flux cleaned = 0.422983 Jy ! Component: 200 - total flux cleaned = 0.438304 Jy ! Total flux subtracted in 200 components = 0.438304 Jy ! Clean residual min=-0.005493 max=0.008572 Jy/beam ! Clean residual mean=0.000251 rms=0.001888 Jy/beam ! Combined flux in latest and established models = 0.438304 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.438304 Jy ! Inverting map and beam ! Estimated beam: bmin=2.076 mas, bmaj=8.189 mas, bpa=-0.03822 degrees ! Estimated noise=1070.48 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 = 0.0122386 Jy ! Component: 100 - total flux cleaned = 0.0194196 Jy ! Component: 150 - total flux cleaned = 0.0239109 Jy ! Component: 200 - total flux cleaned = 0.0267568 Jy ! Total flux subtracted in 200 components = 0.0267568 Jy ! Clean residual min=-0.004861 max=0.004999 Jy/beam ! Clean residual mean=0.000233 rms=0.001346 Jy/beam ! Combined flux in latest and established models = 0.465061 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 53 components and 0.465061 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=7.517 mas, bmaj=14.37 mas, bpa=24.87 degrees ! Estimated noise=1625.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00348097 Jy ! Component: 100 - total flux cleaned = 0.00371557 Jy ! Component: 150 - total flux cleaned = 0.00371576 Jy ! Component: 200 - total flux cleaned = 0.00371459 Jy ! Total flux subtracted in 200 components = 0.00371459 Jy ! Clean residual min=-0.006334 max=0.008679 Jy/beam ! Clean residual mean=0.000467 rms=0.002378 Jy/beam ! Combined flux in latest and established models = 0.468776 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 = -1.36787e-06 Jy ! Component: 100 - total flux cleaned = -1.5024e-06 Jy ! Component: 150 - total flux cleaned = 3.45345e-05 Jy ! Component: 200 - total flux cleaned = 6.32111e-05 Jy ! Total flux subtracted in 200 components = 6.32111e-05 Jy ! Clean residual min=-0.006044 max=0.008605 Jy/beam ! Clean residual mean=0.000464 rms=0.002328 Jy/beam ! Combined flux in latest and established models = 0.468839 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 63 components and 0.468839 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.076 mas, bmaj=8.189 mas, bpa=-0.03822 degrees ! Estimated noise=1070.48 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.98689e-05 Jy ! Component: 100 - total flux cleaned = -0.000252269 Jy ! Component: 150 - total flux cleaned = -0.00013769 Jy ! Component: 200 - total flux cleaned = -7.65492e-05 Jy ! Total flux subtracted in 200 components = -7.65492e-05 Jy ! Clean residual min=-0.004728 max=0.005074 Jy/beam ! Clean residual mean=0.000174 rms=0.001263 Jy/beam ! Combined flux in latest and established models = 0.468762 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 72 components and 0.468762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.339836Jy sigma=0.001211 ! Fit after self-cal, rms=0.339834Jy sigma=0.001211 wmodel J0141-0928_S_2000_03_13_pus_map.mod ! Writing 72 model components to file: J0141-0928_S_2000_03_13_pus_map.mod wobs J0141-0928_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0141-0928_S_2000_03_13_pus_uvs.fits wwins J0141-0928_S_2000_03_13_pus_map.win ! wwins: Wrote 1 windows to J0141-0928_S_2000_03_13_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 = 0.00136969 Jy ! Component: 100 - total flux cleaned = 0.00245647 Jy ! Component: 150 - total flux cleaned = 0.00364301 Jy ! Component: 200 - total flux cleaned = 0.00473005 Jy ! Component: 250 - total flux cleaned = 0.00561697 Jy ! Component: 300 - total flux cleaned = 0.00578277 Jy ! Component: 350 - total flux cleaned = 0.00588571 Jy ! Component: 400 - total flux cleaned = 0.00593493 Jy ! Component: 450 - total flux cleaned = 0.00621771 Jy ! Component: 500 - total flux cleaned = 0.00648687 Jy ! Component: 550 - total flux cleaned = 0.00661494 Jy ! Component: 600 - total flux cleaned = 0.00673764 Jy ! Component: 650 - total flux cleaned = 0.00669741 Jy ! Component: 700 - total flux cleaned = 0.00669682 Jy ! Component: 750 - total flux cleaned = 0.00673341 Jy ! Component: 800 - total flux cleaned = 0.00676961 Jy ! Component: 850 - total flux cleaned = 0.0068743 Jy ! Component: 900 - total flux cleaned = 0.00694115 Jy ! Component: 950 - total flux cleaned = 0.00694149 Jy ! Component: 1000 - total flux cleaned = 0.00694143 Jy ! Component: 1050 - total flux cleaned = 0.00694205 Jy ! Component: 1100 - total flux cleaned = 0.00703305 Jy ! Component: 1150 - total flux cleaned = 0.00700321 Jy ! Component: 1200 - total flux cleaned = 0.00694544 Jy ! Component: 1250 - total flux cleaned = 0.00694578 Jy ! Component: 1300 - total flux cleaned = 0.00691726 Jy ! Component: 1350 - total flux cleaned = 0.00680754 Jy ! Component: 1400 - total flux cleaned = 0.0067542 Jy ! Component: 1450 - total flux cleaned = 0.00675433 Jy ! Component: 1500 - total flux cleaned = 0.0067025 Jy ! Component: 1550 - total flux cleaned = 0.00675316 Jy ! Component: 1600 - total flux cleaned = 0.00667815 Jy ! Component: 1650 - total flux cleaned = 0.00667824 Jy ! Component: 1700 - total flux cleaned = 0.00667824 Jy ! Component: 1750 - total flux cleaned = 0.00667792 Jy ! Component: 1800 - total flux cleaned = 0.00663108 Jy ! Component: 1850 - total flux cleaned = 0.00665386 Jy ! Component: 1900 - total flux cleaned = 0.00658551 Jy ! Component: 1950 - total flux cleaned = 0.00651836 Jy ! Component: 2000 - total flux cleaned = 0.00651834 Jy ! Total flux subtracted in 2048 components = 0.00638731 Jy ! Clean residual min=-0.001746 max=0.001545 Jy/beam ! Clean residual mean=0.000057 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.47515 Jy keep ! Adding 153 model components to the UV plane model. ! The established model now contains 225 components and 0.47515 Jy ![Exited script file: muppet] wmap "J0141-0928_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.076 x 8.189 at -0.03822 degrees (North through East) ! Clean map min=-0.0026121 max=0.40378 Jy/beam ! Writing clean map to FITS file: J0141-0928_S_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.403782 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000429378 device "J0141-0928_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0141-0928_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.319017 0.319017 0.638034 1.27607 2.55214 5.10428 10.2086 20.4171 40.8342 81.6684 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.403 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.076 x 8.189 at -0.03822 degrees (North through East) ! Clean map min=-0.0026121 max=0.40378 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0141-0928_S_2000_03_13_pus_uvs.log closed on Tue Apr 2 14:36:47 2013