! Started logfile: J2147+0929_S_2009_04_21_pus_uvs.log on Mon Jan 24 18:36:36 2011 obs J2147+0929_S_2009_04_21_pus_uva.fits ! Reading UV FITS file: J2147+0929_S_2009_04_21_pus_uva.fits ! AN table 1: 171 integrations on 120 of 120 possible baselines. ! AN table 2: 101 integrations on 120 of 120 possible baselines. ! AN table 3: 23 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.177684 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2147+0929 ! ! 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 1864 lines of history. ! ! Reading 25160 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 J2147+0929_S_2009_04_21_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 1886 telescope corrections were flagged in sub-array 1. ! A total of 1082 telescope corrections were flagged in sub-array 2. ! A total of 199 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1886 telescope corrections were flagged in sub-array 1. ! A total of 1082 telescope corrections were flagged in sub-array 2. ! A total of 199 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1886 telescope corrections were flagged in sub-array 1. ! A total of 1082 telescope corrections were flagged in sub-array 2. ! A total of 199 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1886 telescope corrections were flagged in sub-array 1. ! A total of 1082 telescope corrections were flagged in sub-array 2. ! A total of 199 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.627446Jy sigma=0.005627 ! Fit after self-cal, rms=0.546462Jy sigma=0.005149 ! 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=1.849 mas, bmaj=5.931 mas, bpa=-3.179 degrees ! Estimated noise=755.873 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 = 0.359798 Jy ! Component: 100 - total flux cleaned = 0.452992 Jy ! Total flux subtracted in 100 components = 0.452992 Jy ! Clean residual min=-0.013505 max=0.039732 Jy/beam ! Clean residual mean=-0.000219 rms=0.004151 Jy/beam ! Combined flux in latest and established models = 0.452992 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.452992 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228228Jy sigma=0.001792 ! Fit after self-cal, rms=0.228171Jy sigma=0.001791 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.042791 Jy ! Component: 100 - total flux cleaned = 0.0645577 Jy ! Total flux subtracted in 100 components = 0.0645577 Jy ! Clean residual min=-0.012767 max=0.025945 Jy/beam ! Clean residual mean=-0.000362 rms=0.003436 Jy/beam ! Combined flux in latest and established models = 0.517549 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.517549 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216704Jy sigma=0.001674 ! Fit after self-cal, rms=0.216524Jy sigma=0.001673 ! Inverting map ! Added new window around map position (3.5, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.022434 Jy ! Component: 100 - total flux cleaned = 0.0352321 Jy ! Total flux subtracted in 100 components = 0.0352321 Jy ! Clean residual min=-0.011876 max=0.013623 Jy/beam ! Clean residual mean=-0.000443 rms=0.003144 Jy/beam ! Combined flux in latest and established models = 0.552781 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 29 components and 0.552781 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212835Jy sigma=0.001640 ! Fit after self-cal, rms=0.212438Jy sigma=0.001638 ! 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=2.093 mas, bmaj=6.503 mas, bpa=-4.218 degrees ! Estimated noise=528.923 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 (5.5, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0192382 Jy ! Component: 100 - total flux cleaned = 0.0303072 Jy ! Component: 150 - total flux cleaned = 0.0362852 Jy ! Component: 200 - total flux cleaned = 0.0381486 Jy ! Total flux subtracted in 200 components = 0.0381486 Jy ! Clean residual min=-0.010476 max=0.006856 Jy/beam ! Clean residual mean=-0.002333 rms=0.002299 Jy/beam ! Combined flux in latest and established models = 0.59093 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 59 components and 0.59093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209965Jy sigma=0.001626 ! Fit after self-cal, rms=0.209743Jy sigma=0.001624 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.06 KB 2.56 ! KK 1.10 KP 0.94 LA 1.04 MK 1.05 ! NL 1.03 NY 1.03 OV 0.98 PT 1.03 ! SC 0.94 TS 0.99 WZ 1.00 ZC 1.22 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HN 1.00 KB 1.00* ! KK 1.00* KP 0.99 LA 1.04 MK 1.00* ! NL 1.04 NY 1.06 OV 0.96 PT 1.01 ! SC 0.96 TS 1.00* WZ 0.95 ZC 1.15 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.92 HN 1.03 KB 0.98 ! KK 1.06 KP 0.73 LA 0.96 MK 0.95 ! NL 0.81 NY 1.00* OV 0.85 PT 0.91 ! SC 0.98 TS 1.27 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.06 KB 2.75 ! KK 1.02 KP 1.06 LA 0.98 MK 1.06 ! NL 1.04 NY 0.98 OV 1.02 PT 1.01 ! SC 1.07 TS 0.90 WZ 0.89 ZC 1.05 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00 HN 0.97 KB 1.00* ! KK 1.00* KP 1.02 LA 0.97 MK 1.00* ! NL 1.04 NY 1.02 OV 0.99 PT 0.99 ! SC 1.05 TS 1.00* WZ 0.88 ZC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.91 HN 1.07 KB 1.02 ! KK 1.03 KP 0.90 LA 0.93 MK 0.91 ! NL 0.82 NY 1.00* OV 0.91 PT 0.91 ! SC 1.08 TS 0.99 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.01 KB 2.82 ! KK 1.09 KP 1.03 LA 1.01 MK 1.03 ! NL 1.02 NY 0.96 OV 1.06 PT 1.05 ! SC 0.99 TS 0.95 WZ 0.83 ZC 0.87 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.00 HN 0.98 KB 1.00* ! KK 1.00* KP 1.01 LA 0.99 MK 1.00* ! NL 1.02 NY 0.95 OV 1.05 PT 1.05 ! SC 0.95 TS 1.00* WZ 0.83 ZC 0.84 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 0.94 HN 1.06 KB 1.00 ! KK 1.03 KP 0.92 LA 0.96 MK 0.91 ! NL 0.79 NY 1.00* OV 0.93 PT 0.95 ! SC 0.90 TS 1.19 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.01 HN 1.01 KB 2.85 ! KK 1.08 KP 1.01 LA 0.99 MK 1.06 ! NL 1.04 NY 0.89 OV 0.89 PT 0.94 ! SC 1.00 TS 0.95 WZ 0.75 ZC 0.88 ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00 HN 0.98 KB 1.00* ! KK 1.00* KP 1.02 LA 1.00 MK 1.00* ! NL 1.05 NY 0.96 OV 0.86 PT 0.90 ! SC 0.96 TS 1.00* WZ 0.73 ZC 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.92 HN 1.03 KB 0.98 ! KK 1.02 KP 0.91 LA 0.92 MK 0.92 ! NL 0.83 NY 1.00* OV 0.78 PT 0.84 ! SC 0.95 TS 1.10 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.209743Jy sigma=0.001624 ! Fit after self-cal, rms=0.184072Jy sigma=0.001409 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.122 mas, bmaj=6.534 mas, bpa=-5.034 degrees ! Estimated noise=531.296 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 = 0.00594493 Jy ! Component: 100 - total flux cleaned = 0.0059749 Jy ! Component: 150 - total flux cleaned = 0.00597681 Jy ! Component: 200 - total flux cleaned = 0.00580394 Jy ! Total flux subtracted in 200 components = 0.00580394 Jy ! Clean residual min=-0.004714 max=0.004497 Jy/beam ! Clean residual mean=-0.000250 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 0.596734 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 0.596734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183397Jy sigma=0.001403 ! Fit after self-cal, rms=0.183396Jy sigma=0.001402 ! 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=0.183396Jy sigma=0.001402 ! Fit after self-cal, rms=0.179115Jy sigma=0.001378 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.126 mas, bmaj=6.542 mas, bpa=-5.042 degrees ! Estimated noise=529.535 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128487 Jy ! Component: 100 - total flux cleaned = 0.00206944 Jy ! Component: 150 - total flux cleaned = 0.00256343 Jy ! Component: 200 - total flux cleaned = 0.00276728 Jy ! Total flux subtracted in 200 components = 0.00276728 Jy ! Clean residual min=-0.003447 max=0.003605 Jy/beam ! Clean residual mean=-0.000197 rms=0.000867 Jy/beam ! Combined flux in latest and established models = 0.599501 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 94 components and 0.599501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178876Jy sigma=0.001376 ! Fit after self-cal, rms=0.178895Jy sigma=0.001375 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) ! Added new window around map position (10, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028559 Jy ! Component: 100 - total flux cleaned = 0.0030651 Jy ! Component: 150 - total flux cleaned = 0.00314423 Jy ! Component: 200 - total flux cleaned = 0.00307235 Jy ! Total flux subtracted in 200 components = 0.00307235 Jy ! Clean residual min=-0.003152 max=0.003199 Jy/beam ! Clean residual mean=-0.000221 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.602574 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 123 components and 0.602574 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178795Jy sigma=0.001374 ! Fit after self-cal, rms=0.178776Jy sigma=0.001374 ! 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=0.178776Jy sigma=0.001374 ! Fit after self-cal, rms=0.178051Jy sigma=0.001372 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.133 mas, bmaj=6.545 mas, bpa=-5.121 degrees ! Estimated noise=529.137 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.07723e-05 Jy ! Component: 100 - total flux cleaned = 0.000647809 Jy ! Component: 150 - total flux cleaned = 0.0012033 Jy ! Component: 200 - total flux cleaned = 0.0015397 Jy ! Total flux subtracted in 200 components = 0.0015397 Jy ! Clean residual min=-0.002866 max=0.003072 Jy/beam ! Clean residual mean=-0.000146 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.604114 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 132 components and 0.604114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177958Jy sigma=0.001371 ! Fit after self-cal, rms=0.177938Jy sigma=0.001371 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 = 0.000629358 Jy ! Component: 100 - total flux cleaned = 0.000753902 Jy ! Component: 150 - total flux cleaned = 0.000865095 Jy ! Component: 200 - total flux cleaned = 0.000865343 Jy ! Total flux subtracted in 200 components = 0.000865343 Jy ! Clean residual min=-0.002780 max=0.003000 Jy/beam ! Clean residual mean=-0.000153 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.604979 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 142 components and 0.604979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177903Jy sigma=0.001371 ! Fit after self-cal, rms=0.177897Jy sigma=0.001371 ! 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=0.177897Jy sigma=0.001371 ! Fit after self-cal, rms=0.177685Jy sigma=0.001371 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.323 mas, bmaj=10.42 mas, bpa=-0.1823 degrees ! Estimated noise=699.574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137875 Jy ! Component: 100 - total flux cleaned = 0.00127998 Jy ! Component: 150 - total flux cleaned = 0.00127834 Jy ! Component: 200 - total flux cleaned = 0.0012037 Jy ! Total flux subtracted in 200 components = 0.0012037 Jy ! Clean residual min=-0.003261 max=0.003486 Jy/beam ! Clean residual mean=-0.000282 rms=0.000988 Jy/beam ! Combined flux in latest and established models = 0.606183 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 156 components and 0.606183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177680Jy sigma=0.001370 ! Fit after self-cal, rms=0.177673Jy sigma=0.001370 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 = 0.000175753 Jy ! Component: 100 - total flux cleaned = 0.000175787 Jy ! Component: 150 - total flux cleaned = 0.000155711 Jy ! Component: 200 - total flux cleaned = 0.000123873 Jy ! Total flux subtracted in 200 components = 0.000123873 Jy ! Clean residual min=-0.003288 max=0.003509 Jy/beam ! Clean residual mean=-0.000286 rms=0.000986 Jy/beam ! Combined flux in latest and established models = 0.606307 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 164 components and 0.606307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177667Jy sigma=0.001370 ! Fit after self-cal, rms=0.177668Jy sigma=0.001370 ! 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=2.137 mas, bmaj=6.548 mas, bpa=-5.184 degrees ! Estimated noise=528.777 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.137 x 6.548 at -5.184 degrees (North through East) ! Clean map min=-0.0028515 max=0.46978 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=1.9 mas, bmaj=5.939 mas, bpa=-3.993 degrees ! Estimated noise=766.188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.363577 Jy ! Component: 100 - total flux cleaned = 0.45133 Jy ! Component: 150 - total flux cleaned = 0.491564 Jy ! Component: 200 - total flux cleaned = 0.517669 Jy ! Total flux subtracted in 200 components = 0.517669 Jy ! Clean residual min=-0.006160 max=0.014763 Jy/beam ! Clean residual mean=0.000102 rms=0.001850 Jy/beam ! Combined flux in latest and established models = 0.517669 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.517669 Jy ! Inverting map and beam ! Estimated beam: bmin=2.137 mas, bmaj=6.548 mas, bpa=-5.184 degrees ! Estimated noise=528.777 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 = 0.0316062 Jy ! Component: 100 - total flux cleaned = 0.0503912 Jy ! Component: 150 - total flux cleaned = 0.0622305 Jy ! Component: 200 - total flux cleaned = 0.0701591 Jy ! Total flux subtracted in 200 components = 0.0701591 Jy ! Clean residual min=-0.003266 max=0.004355 Jy/beam ! Clean residual mean=0.000028 rms=0.001069 Jy/beam ! Combined flux in latest and established models = 0.587828 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 75 components and 0.587828 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=8.323 mas, bmaj=10.42 mas, bpa=-0.1823 degrees ! Estimated noise=699.574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00999917 Jy ! Component: 100 - total flux cleaned = 0.0147849 Jy ! Component: 150 - total flux cleaned = 0.0172902 Jy ! Component: 200 - total flux cleaned = 0.0178348 Jy ! Total flux subtracted in 200 components = 0.0178348 Jy ! Clean residual min=-0.003250 max=0.003887 Jy/beam ! Clean residual mean=-0.000270 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.605663 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 = 0.000371542 Jy ! Component: 100 - total flux cleaned = 0.000666344 Jy ! Component: 150 - total flux cleaned = 0.000902535 Jy ! Component: 200 - total flux cleaned = 0.00106869 Jy ! Total flux subtracted in 200 components = 0.00106869 Jy ! Clean residual min=-0.003237 max=0.003645 Jy/beam ! Clean residual mean=-0.000292 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 0.606732 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 135 components and 0.606732 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.137 mas, bmaj=6.548 mas, bpa=-5.184 degrees ! Estimated noise=528.777 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00018624 Jy ! Component: 100 - total flux cleaned = 0.000376143 Jy ! Component: 150 - total flux cleaned = 0.000433105 Jy ! Component: 200 - total flux cleaned = 0.000433221 Jy ! Total flux subtracted in 200 components = 0.000433221 Jy ! Clean residual min=-0.002625 max=0.002812 Jy/beam ! Clean residual mean=-0.000114 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.607165 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 153 components and 0.607165 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177592Jy sigma=0.001370 ! Fit after self-cal, rms=0.177579Jy sigma=0.001370 wmodel J2147+0929_S_2009_04_21_pus_map.mod ! Writing 153 model components to file: J2147+0929_S_2009_04_21_pus_map.mod wobs J2147+0929_S_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J2147+0929_S_2009_04_21_pus_uvs.fits wwins J2147+0929_S_2009_04_21_pus_map.win ! wwins: Wrote 4 windows to J2147+0929_S_2009_04_21_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 = -0.000190857 Jy ! Component: 100 - total flux cleaned = -0.000661713 Jy ! Component: 150 - total flux cleaned = -0.000977188 Jy ! Component: 200 - total flux cleaned = -0.0013263 Jy ! Component: 250 - total flux cleaned = -0.00166645 Jy ! Component: 300 - total flux cleaned = -0.00212225 Jy ! Component: 350 - total flux cleaned = -0.00244596 Jy ! Component: 400 - total flux cleaned = -0.00276457 Jy ! Component: 450 - total flux cleaned = -0.0031176 Jy ! Component: 500 - total flux cleaned = -0.00338789 Jy ! Component: 550 - total flux cleaned = -0.00376746 Jy ! Component: 600 - total flux cleaned = -0.0039916 Jy ! Component: 650 - total flux cleaned = -0.00428678 Jy ! Component: 700 - total flux cleaned = -0.00457745 Jy ! Component: 750 - total flux cleaned = -0.004721 Jy ! Component: 800 - total flux cleaned = -0.00496992 Jy ! Component: 850 - total flux cleaned = -0.00521648 Jy ! Component: 900 - total flux cleaned = -0.0054255 Jy ! Component: 950 - total flux cleaned = -0.00570144 Jy ! Component: 1000 - total flux cleaned = -0.00594052 Jy ! Component: 1050 - total flux cleaned = -0.00614353 Jy ! Component: 1100 - total flux cleaned = -0.00654529 Jy ! Component: 1150 - total flux cleaned = -0.00677675 Jy ! Component: 1200 - total flux cleaned = -0.00707209 Jy ! Component: 1250 - total flux cleaned = -0.00733206 Jy ! Component: 1300 - total flux cleaned = -0.00752579 Jy ! Component: 1350 - total flux cleaned = -0.00781379 Jy ! Component: 1400 - total flux cleaned = -0.00806732 Jy ! Component: 1450 - total flux cleaned = -0.00834993 Jy ! Component: 1500 - total flux cleaned = -0.00853665 Jy ! Component: 1550 - total flux cleaned = -0.00872179 Jy ! Component: 1600 - total flux cleaned = -0.00890542 Jy ! Component: 1650 - total flux cleaned = -0.00914884 Jy ! Component: 1700 - total flux cleaned = -0.00939016 Jy ! Component: 1750 - total flux cleaned = -0.00950987 Jy ! Component: 1800 - total flux cleaned = -0.00983659 Jy ! Component: 1850 - total flux cleaned = -0.00998408 Jy ! Component: 1900 - total flux cleaned = -0.0102477 Jy ! Component: 1950 - total flux cleaned = -0.0103639 Jy ! Component: 2000 - total flux cleaned = -0.0105661 Jy ! Total flux subtracted in 2048 components = -0.0107953 Jy ! Clean residual min=-0.001646 max=0.001738 Jy/beam ! Clean residual mean=-0.000079 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.59637 Jy keep ! Adding 144 model components to the UV plane model. ! The established model now contains 297 components and 0.59637 Jy ![Exited script file: muppet] wmap "J2147+0929_S_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.137 x 6.548 at -5.184 degrees (North through East) ! Clean map min=-0.0025024 max=0.4699 Jy/beam ! Writing clean map to FITS file: J2147+0929_S_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.469903 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000564124 device "J2147+0929_S_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J2147+0929_S_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.360154 0.360154 0.720308 1.44062 2.88123 5.76246 11.5249 23.0498 46.0997 92.1994 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.469 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.137 x 6.548 at -5.184 degrees (North through East) ! Clean map min=-0.0025024 max=0.4699 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2147+0929_S_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J2147+0929_S_2009_04_21_pus_map.gif/vgif' mapplot cln