! Started logfile: J0555+3948_S_2003_06_18_pus_uvs.log on Tue Jan 23 21:58:53 2007 obs J0555+3948_S_2003_06_18_pus_uva.fits ! Reading UV FITS file: J0555+3948_S_2003_06_18_pus_uva.fits ! AN table 1: 176 integrations on 153 of 153 possible baselines. ! AN table 2: 74 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.249621 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0555+3948 ! ! 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 2426 lines of history. ! ! Reading 38192 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 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 1472 telescope corrections were flagged in sub-array 1. ! A total of 803 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1472 telescope corrections were flagged in sub-array 1. ! A total of 803 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1472 telescope corrections were flagged in sub-array 1. ! A total of 803 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1472 telescope corrections were flagged in sub-array 1. ! A total of 803 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=2.787777Jy sigma=0.036894 ! Fit after self-cal, rms=2.421275Jy sigma=0.032689 ! 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=2.468 mas, bmaj=4.562 mas, bpa=7.637 degrees ! Estimated noise=774.374 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 = 2.49349 Jy ! Component: 100 - total flux cleaned = 3.0867 Jy ! Total flux subtracted in 100 components = 3.0867 Jy ! Clean residual min=-0.109258 max=0.241321 Jy/beam ! Clean residual mean=0.000546 rms=0.030666 Jy/beam ! Combined flux in latest and established models = 3.0867 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 3.0867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.662042Jy sigma=0.008523 ! Fit after self-cal, rms=0.662042Jy sigma=0.008523 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.274199 Jy ! Component: 100 - total flux cleaned = 0.432076 Jy ! Total flux subtracted in 100 components = 0.432076 Jy ! Clean residual min=-0.074540 max=0.079966 Jy/beam ! Clean residual mean=-0.000092 rms=0.017687 Jy/beam ! Combined flux in latest and established models = 3.51877 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 3.51877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.519449Jy sigma=0.006176 ! Fit after self-cal, rms=0.519410Jy sigma=0.006175 ! 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=3.115 mas, bmaj=6.576 mas, bpa=9.693 degrees ! Estimated noise=285.894 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 = 0.111183 Jy ! Component: 100 - total flux cleaned = 0.162867 Jy ! Component: 150 - total flux cleaned = 0.191357 Jy ! Component: 200 - total flux cleaned = 0.208126 Jy ! Total flux subtracted in 200 components = 0.208126 Jy ! Clean residual min=-0.058832 max=0.052986 Jy/beam ! Clean residual mean=-0.003078 rms=0.014396 Jy/beam ! Combined flux in latest and established models = 3.7269 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 38 components and 3.7269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.502077Jy sigma=0.005821 ! Fit after self-cal, rms=0.502076Jy sigma=0.005821 ! 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 1.04 FD 0.99 GG 1.00* HN 0.99 ! KK 1.00* KP 0.98 LA 1.01 MA 1.00* ! MK 1.02 NL 1.02 ON 1.00* OV 0.97 ! PT 1.05 SC 0.94 TC 1.00* TS 1.00* ! WF 1.24 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.12 GG 1.00* HN 0.98 ! KK 1.00* KP 0.99 LA 0.99 MA 1.00* ! MK 0.98 NL 1.00 ON 1.22 OV 1.19 ! PT 1.00* SC 1.01 TC 1.00* TS 1.00* ! WF 1.05 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 GG 1.00* HN 1.01 ! KK 1.00* KP 1.05 LA 1.00 MA 1.00* ! MK 1.06 NL 0.97 ON 1.00* OV 0.96 ! PT 1.04 SC 0.96 TC 1.00* TS 1.00* ! WF 1.06 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.12 GG 1.00* HN 1.05 ! KK 1.00* KP 1.02 LA 0.98 MA 1.00* ! MK 1.05 NL 0.94 ON 1.15 OV 0.99 ! PT 1.00* SC 1.03 TC 1.00* TS 1.00* ! WF 1.03 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 GG 1.00* HN 1.01 ! KK 1.00* KP 1.00 LA 0.95 MA 1.00* ! MK 1.00 NL 0.95 ON 1.00* OV 0.98 ! PT 1.03 SC 1.09 TC 1.00* TS 1.00* ! WF 1.07 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.09 GG 1.00* HN 1.04 ! KK 1.00* KP 0.98 LA 0.92 MA 1.00* ! MK 0.99 NL 0.92 ON 1.13 OV 0.91 ! PT 1.00* SC 1.17 TC 1.00* TS 1.00* ! WF 1.01 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 GG 1.00* HN 1.02 ! KK 1.00* KP 1.02 LA 0.98 MA 1.00* ! MK 0.94 NL 0.99 ON 1.00* OV 0.89 ! PT 1.07 SC 1.09 TC 1.00* TS 1.00* ! WF 1.08 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.09 GG 1.00* HN 0.97 ! KK 1.00* KP 0.99 LA 0.95 MA 1.00* ! MK 0.95 NL 0.97 ON 1.11 OV 0.71 ! PT 1.00* SC 1.18 TC 1.00* TS 1.00* ! WF 1.01 WZ 1.00* ! ! ! Fit before self-cal, rms=0.502076Jy sigma=0.005821 ! Fit after self-cal, rms=0.428255Jy sigma=0.004968 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.133 mas, bmaj=6.638 mas, bpa=9.751 degrees ! Estimated noise=287.264 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 = -0.00608772 Jy ! Component: 100 - total flux cleaned = -0.00757688 Jy ! Component: 150 - total flux cleaned = -0.00967685 Jy ! Component: 200 - total flux cleaned = -0.0114631 Jy ! Total flux subtracted in 200 components = -0.0114631 Jy ! Clean residual min=-0.016956 max=0.014070 Jy/beam ! Clean residual mean=-0.001266 rms=0.003923 Jy/beam ! Combined flux in latest and established models = 3.71543 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 3.71543 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.426943Jy sigma=0.004958 ! Fit after self-cal, rms=0.427030Jy sigma=0.004958 ! 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=0.427030Jy sigma=0.004958 ! Fit after self-cal, rms=0.420537Jy sigma=0.004729 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.135 mas, bmaj=6.637 mas, bpa=9.798 degrees ! Estimated noise=287.711 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00236669 Jy ! Component: 100 - total flux cleaned = 0.000820659 Jy ! Component: 150 - total flux cleaned = -0.000193852 Jy ! Component: 200 - total flux cleaned = -0.00138611 Jy ! Total flux subtracted in 200 components = -0.00138611 Jy ! Clean residual min=-0.014983 max=0.009163 Jy/beam ! Clean residual mean=-0.000965 rms=0.003172 Jy/beam ! Combined flux in latest and established models = 3.71405 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 48 components and 3.71405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.419726Jy sigma=0.004723 ! Fit after self-cal, rms=0.419753Jy sigma=0.004723 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 = -0.00107329 Jy ! Component: 100 - total flux cleaned = -0.00200575 Jy ! Component: 150 - total flux cleaned = -0.00283802 Jy ! Component: 200 - total flux cleaned = -0.00374959 Jy ! Total flux subtracted in 200 components = -0.00374959 Jy ! Clean residual min=-0.012143 max=0.009209 Jy/beam ! Clean residual mean=-0.000941 rms=0.003090 Jy/beam ! Combined flux in latest and established models = 3.7103 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 49 components and 3.7103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.419487Jy sigma=0.004721 ! Fit after self-cal, rms=0.419484Jy sigma=0.004721 ! 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=0.419484Jy sigma=0.004721 ! Fit after self-cal, rms=0.420404Jy sigma=0.004717 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.139 mas, bmaj=6.635 mas, bpa=9.849 degrees ! Estimated noise=288.386 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421515 Jy ! Component: 100 - total flux cleaned = 0.00305501 Jy ! Component: 150 - total flux cleaned = 0.00229152 Jy ! Component: 200 - total flux cleaned = 0.0013866 Jy ! Total flux subtracted in 200 components = 0.0013866 Jy ! Clean residual min=-0.012883 max=0.008531 Jy/beam ! Clean residual mean=-0.000812 rms=0.002808 Jy/beam ! Combined flux in latest and established models = 3.71169 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 55 components and 3.71169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.419874Jy sigma=0.004715 ! Fit after self-cal, rms=0.419876Jy sigma=0.004715 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 = -0.000811534 Jy ! Component: 100 - total flux cleaned = -0.00152232 Jy ! Component: 150 - total flux cleaned = -0.00215197 Jy ! Component: 200 - total flux cleaned = -0.00273021 Jy ! Total flux subtracted in 200 components = -0.00273021 Jy ! Clean residual min=-0.010932 max=0.008258 Jy/beam ! Clean residual mean=-0.000795 rms=0.002750 Jy/beam ! Combined flux in latest and established models = 3.70896 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 58 components and 3.70896 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.419714Jy sigma=0.004713 ! Fit after self-cal, rms=0.419713Jy sigma=0.004713 ! 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=0.419713Jy sigma=0.004713 ! Fit after self-cal, rms=0.420763Jy sigma=0.004711 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.27 mas, bmaj=9.451 mas, bpa=1.875 degrees ! Estimated noise=361 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000974133 Jy ! Component: 100 - total flux cleaned = -0.00138504 Jy ! Component: 150 - total flux cleaned = -0.00174541 Jy ! Component: 200 - total flux cleaned = -0.00205679 Jy ! Total flux subtracted in 200 components = -0.00205679 Jy ! Clean residual min=-0.010512 max=0.007260 Jy/beam ! Clean residual mean=-0.001646 rms=0.003068 Jy/beam ! Combined flux in latest and established models = 3.7069 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 59 components and 3.7069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.420616Jy sigma=0.004710 ! Fit after self-cal, rms=0.420616Jy sigma=0.004710 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 = -0.000240265 Jy ! Component: 100 - total flux cleaned = -0.00042721 Jy ! Component: 150 - total flux cleaned = -0.000601868 Jy ! Component: 200 - total flux cleaned = -0.000765001 Jy ! Total flux subtracted in 200 components = -0.000765001 Jy ! Clean residual min=-0.010492 max=0.007304 Jy/beam ! Clean residual mean=-0.001634 rms=0.003077 Jy/beam ! Combined flux in latest and established models = 3.70613 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 61 components and 3.70613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.420537Jy sigma=0.004710 ! Fit after self-cal, rms=0.420535Jy sigma=0.004710 ! 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=3.143 mas, bmaj=6.634 mas, bpa=9.883 degrees ! Estimated noise=289.078 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.143 x 6.634 at 9.883 degrees (North through East) ! Clean map min=-0.0099975 max=3.3833 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=0.420535Jy sigma=0.004710 ! Fit after self-cal, rms=0.215003Jy sigma=0.001877 ! Inverting map and beam ! Estimated beam: bmin=3.145 mas, bmaj=6.636 mas, bpa=9.907 degrees ! Estimated noise=288.595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00757413 Jy ! Component: 100 - total flux cleaned = -0.00854962 Jy ! Component: 150 - total flux cleaned = -0.00905412 Jy ! Component: 200 - total flux cleaned = -0.00965476 Jy ! Total flux subtracted in 200 components = -0.00965476 Jy ! Clean residual min=-0.009811 max=0.006278 Jy/beam ! Clean residual mean=-0.000423 rms=0.001795 Jy/beam ! Combined flux in latest and established models = 3.69648 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 3.69648 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214550Jy sigma=0.001871 ! Fit after self-cal, rms=0.214549Jy sigma=0.001871 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00056598 Jy ! Component: 100 - total flux cleaned = -0.000916089 Jy ! Component: 150 - total flux cleaned = -0.00134156 Jy ! Component: 200 - total flux cleaned = -0.00172272 Jy ! Total flux subtracted in 200 components = -0.00172272 Jy ! Clean residual min=-0.008274 max=0.005638 Jy/beam ! Clean residual mean=-0.000412 rms=0.001752 Jy/beam ! Combined flux in latest and established models = 3.69476 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 65 components and 3.69476 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214405Jy sigma=0.001870 ! Fit after self-cal, rms=0.214405Jy sigma=0.001870 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214405Jy sigma=0.001870 ! Fit after self-cal, rms=0.214347Jy sigma=0.001866 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=2.487 mas, bmaj=4.668 mas, bpa=7.482 degrees ! Estimated noise=791.022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.54702 Jy ! Component: 100 - total flux cleaned = 3.13642 Jy ! Component: 150 - total flux cleaned = 3.38724 Jy ! Component: 200 - total flux cleaned = 3.52267 Jy ! Total flux subtracted in 200 components = 3.52267 Jy ! Clean residual min=-0.030383 max=0.065852 Jy/beam ! Clean residual mean=0.000202 rms=0.008414 Jy/beam ! Combined flux in latest and established models = 3.52267 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 19 model components to the UV plane model. ! The established model now contains 19 components and 3.52267 Jy ! Inverting map and beam ! Estimated beam: bmin=3.149 mas, bmaj=6.638 mas, bpa=9.92 degrees ! Estimated noise=288.581 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 = 0.0854707 Jy ! Component: 100 - total flux cleaned = 0.123734 Jy ! Component: 150 - total flux cleaned = 0.143678 Jy ! Component: 200 - total flux cleaned = 0.152298 Jy ! Total flux subtracted in 200 components = 0.152298 Jy ! Clean residual min=-0.008417 max=0.007590 Jy/beam ! Clean residual mean=-0.000244 rms=0.002018 Jy/beam ! Combined flux in latest and established models = 3.67496 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 33 components and 3.67497 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=7.282 mas, bmaj=9.456 mas, bpa=1.908 degrees ! Estimated noise=359.395 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00552136 Jy ! Component: 100 - total flux cleaned = 0.00777423 Jy ! Component: 150 - total flux cleaned = 0.00821036 Jy ! Component: 200 - total flux cleaned = 0.0083632 Jy ! Total flux subtracted in 200 components = 0.0083632 Jy ! Clean residual min=-0.006266 max=0.003600 Jy/beam ! Clean residual mean=-0.000746 rms=0.001384 Jy/beam ! Combined flux in latest and established models = 3.68333 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 = 0.000103202 Jy ! Component: 100 - total flux cleaned = 0.000225866 Jy ! Component: 150 - total flux cleaned = 0.000280711 Jy ! Component: 200 - total flux cleaned = 0.000331608 Jy ! Total flux subtracted in 200 components = 0.000331608 Jy ! Clean residual min=-0.006244 max=0.003547 Jy/beam ! Clean residual mean=-0.000752 rms=0.001377 Jy/beam ! Combined flux in latest and established models = 3.68366 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 3.68366 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.149 mas, bmaj=6.638 mas, bpa=9.92 degrees ! Estimated noise=288.581 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00235435 Jy ! Component: 100 - total flux cleaned = -0.000782502 Jy ! Component: 150 - total flux cleaned = 0.000655459 Jy ! Component: 200 - total flux cleaned = 0.00145978 Jy ! Total flux subtracted in 200 components = 0.00145978 Jy ! Clean residual min=-0.010477 max=0.007116 Jy/beam ! Clean residual mean=-0.000312 rms=0.001814 Jy/beam ! Combined flux in latest and established models = 3.68512 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 46 components and 3.68512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218329Jy sigma=0.001892 ! Fit after self-cal, rms=0.218324Jy sigma=0.001892 wmodel J0555+3948_S_2003_06_18_pus_map.mod ! Writing 46 model components to file: J0555+3948_S_2003_06_18_pus_map.mod wobs J0555+3948_S_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J0555+3948_S_2003_06_18_pus_uvs.fits wwins J0555+3948_S_2003_06_18_pus_map.win ! wwins: Wrote 1 windows to J0555+3948_S_2003_06_18_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 = -0.00434489 Jy ! Component: 100 - total flux cleaned = -0.00746262 Jy ! Component: 150 - total flux cleaned = -0.00997413 Jy ! Component: 200 - total flux cleaned = -0.0121251 Jy ! Component: 250 - total flux cleaned = -0.0131597 Jy ! Component: 300 - total flux cleaned = -0.0142734 Jy ! Component: 350 - total flux cleaned = -0.0154648 Jy ! Component: 400 - total flux cleaned = -0.0163088 Jy ! Component: 450 - total flux cleaned = -0.0169282 Jy ! Component: 500 - total flux cleaned = -0.0177366 Jy ! Component: 550 - total flux cleaned = -0.018427 Jy ! Component: 600 - total flux cleaned = -0.0190083 Jy ! Component: 650 - total flux cleaned = -0.0193867 Jy ! Component: 700 - total flux cleaned = -0.0197581 Jy ! Component: 750 - total flux cleaned = -0.0199416 Jy ! Component: 800 - total flux cleaned = -0.0202121 Jy ! Component: 850 - total flux cleaned = -0.0205656 Jy ! Component: 900 - total flux cleaned = -0.0208262 Jy ! Component: 950 - total flux cleaned = -0.0210816 Jy ! Component: 1000 - total flux cleaned = -0.0212501 Jy ! Component: 1050 - total flux cleaned = -0.0214986 Jy ! Component: 1100 - total flux cleaned = -0.0215799 Jy ! Component: 1150 - total flux cleaned = -0.0216613 Jy ! Component: 1200 - total flux cleaned = -0.0219018 Jy ! Component: 1250 - total flux cleaned = -0.0220596 Jy ! Component: 1300 - total flux cleaned = -0.0222147 Jy ! Component: 1350 - total flux cleaned = -0.0222912 Jy ! Component: 1400 - total flux cleaned = -0.0222908 Jy ! Component: 1450 - total flux cleaned = -0.022441 Jy ! Component: 1500 - total flux cleaned = -0.0225142 Jy ! Component: 1550 - total flux cleaned = -0.0225147 Jy ! Component: 1600 - total flux cleaned = -0.0226588 Jy ! Component: 1650 - total flux cleaned = -0.0227302 Jy ! Component: 1700 - total flux cleaned = -0.0227298 Jy ! Component: 1750 - total flux cleaned = -0.0228001 Jy ! Component: 1800 - total flux cleaned = -0.0229382 Jy ! Component: 1850 - total flux cleaned = -0.0229382 Jy ! Component: 1900 - total flux cleaned = -0.0230724 Jy ! Component: 1950 - total flux cleaned = -0.0231392 Jy ! Component: 2000 - total flux cleaned = -0.0232043 Jy ! Total flux subtracted in 2048 components = -0.0232692 Jy ! Clean residual min=-0.003676 max=0.003260 Jy/beam ! Clean residual mean=-0.000162 rms=0.001109 Jy/beam ! Combined flux in latest and established models = 3.66185 Jy keep ! Adding 91 model components to the UV plane model. ! The established model now contains 131 components and 3.66185 Jy wmap "J0555+3948_S_2003_06_18_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.149 x 6.638 at 9.92 degrees (North through East) ! Clean map min=-0.0062266 max=3.3826 Jy/beam ! Writing clean map to FITS file: J0555+3948_S_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 3.38255 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00110926 device "J0555+3948_S_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J0555+3948_S_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0983809 0.0983809 0.196762 0.393524 0.787047 1.57409 3.14819 6.29638 12.5928 25.1855 50.371 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0033 print "peak=",int(1000*peak_flux)/1000 ! peak= 3.382 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.149 x 6.638 at 9.92 degrees (North through East) ! Clean map min=-0.0062266 max=3.3826 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0555+3948_S_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J0555+3948_S_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0555+3948_S_2003_06_18_pus_uvs.log closed on Tue Jan 23 22:00:29 2007