! Started logfile: J2320+0513_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:54:43 2010 obs J2320+0513_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J2320+0513_X_2008_04_02_pus_uva.fits ! AN table 1: 182 integrations on 120 of 120 possible baselines. ! AN table 2: 121 integrations on 120 of 120 possible baselines. ! AN table 3: 93 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0847433 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2320+0513 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2284 lines of history. ! ! Reading 16108 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 0.200x0.200 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 2263 telescope corrections were flagged in sub-array 1. ! A total of 1448 telescope corrections were flagged in sub-array 2. ! A total of 998 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2263 telescope corrections were flagged in sub-array 1. ! A total of 1492 telescope corrections were flagged in sub-array 2. ! A total of 998 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2221 telescope corrections were flagged in sub-array 1. ! A total of 1448 telescope corrections were flagged in sub-array 2. ! A total of 998 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 2263 telescope corrections were flagged in sub-array 1. ! A total of 1448 telescope corrections were flagged in sub-array 2. ! A total of 998 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.790129Jy sigma=0.005464 ! Fit after self-cal, rms=0.643414Jy sigma=0.004934 ! 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 ! Your choice of large map pixels excluded 5.75% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! Estimated beam: bmin=0.9306 mas, bmaj=1.416 mas, bpa=-29.55 degrees ! Estimated noise=1437.76 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 = 0.30181 Jy ! Component: 100 - total flux cleaned = 0.37752 Jy ! Total flux subtracted in 100 components = 0.37752 Jy ! Clean residual min=-0.010016 max=0.028963 Jy/beam ! Clean residual mean=-0.000064 rms=0.003035 Jy/beam ! Combined flux in latest and established models = 0.37752 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.37752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278709Jy sigma=0.001219 ! Fit after self-cal, rms=0.278207Jy sigma=0.001219 ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0289601 Jy ! Component: 100 - total flux cleaned = 0.041668 Jy ! Total flux subtracted in 100 components = 0.041668 Jy ! Clean residual min=-0.009091 max=0.010544 Jy/beam ! Clean residual mean=-0.000031 rms=0.002243 Jy/beam ! Combined flux in latest and established models = 0.419188 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.419188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273421Jy sigma=0.001183 ! Fit after self-cal, rms=0.273153Jy sigma=0.001183 ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec 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 ! Your choice of large map pixels excluded 5.75% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! Estimated beam: bmin=1.167 mas, bmaj=1.683 mas, bpa=-57.26 degrees ! Estimated noise=774.68 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 = 0.00574897 Jy ! Component: 100 - total flux cleaned = 0.00553203 Jy ! Component: 150 - total flux cleaned = 0.00551709 Jy ! Component: 200 - total flux cleaned = 0.00532599 Jy ! Total flux subtracted in 200 components = 0.00532599 Jy ! Clean residual min=-0.008506 max=0.008111 Jy/beam ! Clean residual mean=-0.000028 rms=0.001914 Jy/beam ! Combined flux in latest and established models = 0.424514 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.424514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271913Jy sigma=0.001180 ! Fit after self-cal, rms=0.271895Jy sigma=0.001180 ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 225 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.97 HH 0.96 HN 1.00* ! KK 0.94 KP 0.99 LA 0.99 MK 0.99 ! NL 0.97 NY 0.88 ON 1.05 OV 0.98 ! PT 0.97 SC 1.00* WZ 0.67 ZC 0.94 ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.94 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.96 ON 1.07 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.97 ZC 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.02 HH 1.00* HN 0.99 ! KK 1.00* KP 1.04 LA 1.04 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.02 ! PT 1.01 SC 1.18 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 225 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.00 HH 0.82 HN 1.00* ! KK 1.00 KP 0.93 LA 0.99 MK 0.98 ! NL 0.93 NY 0.91 ON 1.00 OV 0.97 ! PT 1.00 SC 1.00* WZ 1.32 ZC 1.10 ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.87 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.92 ON 1.02 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.04 ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00 HH 1.00* HN 1.02 ! KK 1.00* KP 1.01 LA 1.00 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 1.01 ! PT 1.01 SC 1.19 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 222 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HH 0.91 HN 1.00* ! KK 1.01 KP 1.01 LA 1.01 MK 0.99 ! NL 0.97 NY 0.80 ON 1.02 OV 1.00 ! PT 0.99 SC 1.00* WZ 1.35 ZC 0.95 ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.96 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.93 ON 1.00 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.95 ZC 0.93 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.00 HH 1.00* HN 1.03 ! KK 1.00* KP 1.03 LA 1.05 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.05 ! PT 1.00 SC 1.18 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 225 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HH 1.02 HN 1.00* ! KK 1.05 KP 0.99 LA 0.96 MK 1.07 ! NL 0.96 NY 0.77 ON 0.72 OV 1.02 ! PT 0.97 SC 1.00* WZ 1.76 ZC 1.01 ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.87 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.98 ON 0.94 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.98 ZC 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.02 HH 1.00* HN 1.00 ! KK 1.00* KP 1.01 LA 1.07 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.06 ! PT 1.01 SC 1.83 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.271895Jy sigma=0.001180 ! Fit after self-cal, rms=0.236985Jy sigma=0.001173 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! Estimated beam: bmin=1.211 mas, bmaj=1.792 mas, bpa=-59.56 degrees ! Estimated noise=770.034 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 = 0.000312588 Jy ! Component: 100 - total flux cleaned = 0.000151171 Jy ! Component: 150 - total flux cleaned = 0.000118158 Jy ! Component: 200 - total flux cleaned = 0.000148779 Jy ! Total flux subtracted in 200 components = 0.000148779 Jy ! Clean residual min=-0.003968 max=0.005062 Jy/beam ! Clean residual mean=-0.000014 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 0.424663 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 25 components and 0.424663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236952Jy sigma=0.001173 ! Fit after self-cal, rms=0.236891Jy sigma=0.001172 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec 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=0.236891Jy sigma=0.001172 ! Fit after self-cal, rms=0.236605Jy sigma=0.001172 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! Estimated beam: bmin=1.21 mas, bmaj=1.791 mas, bpa=-59.61 degrees ! Estimated noise=769.412 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.92436e-05 Jy ! Component: 100 - total flux cleaned = -0.000203602 Jy ! Component: 150 - total flux cleaned = -0.000205278 Jy ! Component: 200 - total flux cleaned = -0.000205706 Jy ! Total flux subtracted in 200 components = -0.000205706 Jy ! Clean residual min=-0.003904 max=0.004984 Jy/beam ! Clean residual mean=-0.000015 rms=0.001159 Jy/beam ! Combined flux in latest and established models = 0.424457 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 29 components and 0.424457 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236579Jy sigma=0.001172 ! Fit after self-cal, rms=0.236540Jy sigma=0.001172 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec 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 = 0.000126982 Jy ! Component: 100 - total flux cleaned = 0.000122345 Jy ! Component: 150 - total flux cleaned = 0.00012255 Jy ! Component: 200 - total flux cleaned = 0.000121171 Jy ! Total flux subtracted in 200 components = 0.000121171 Jy ! Clean residual min=-0.003887 max=0.004891 Jy/beam ! Clean residual mean=-0.000014 rms=0.001155 Jy/beam ! Combined flux in latest and established models = 0.424578 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.424578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236524Jy sigma=0.001172 ! Fit after self-cal, rms=0.236523Jy sigma=0.001172 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec 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=0.236523Jy sigma=0.001172 ! Fit after self-cal, rms=0.235956Jy sigma=0.001170 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! Estimated beam: bmin=1.209 mas, bmaj=1.79 mas, bpa=-59.63 degrees ! Estimated noise=769.285 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000327405 Jy ! Component: 100 - total flux cleaned = 0.000326313 Jy ! Component: 150 - total flux cleaned = 0.000354665 Jy ! Component: 200 - total flux cleaned = 0.000327868 Jy ! Total flux subtracted in 200 components = 0.000327868 Jy ! Clean residual min=-0.003807 max=0.004825 Jy/beam ! Clean residual mean=-0.000014 rms=0.001111 Jy/beam ! Combined flux in latest and established models = 0.424906 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.424906 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235940Jy sigma=0.001170 ! Fit after self-cal, rms=0.235900Jy sigma=0.001170 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-4, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421564 Jy ! Component: 100 - total flux cleaned = 0.0058615 Jy ! Component: 150 - total flux cleaned = 0.00616423 Jy ! Component: 200 - total flux cleaned = 0.0063245 Jy ! Total flux subtracted in 200 components = 0.0063245 Jy ! Clean residual min=-0.003368 max=0.003810 Jy/beam ! Clean residual mean=-0.000003 rms=0.001008 Jy/beam ! Combined flux in latest and established models = 0.431231 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 44 components and 0.431231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235811Jy sigma=0.001169 ! Fit after self-cal, rms=0.235824Jy sigma=0.001169 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.235824Jy sigma=0.001169 ! Fit after self-cal, rms=0.235258Jy sigma=0.001169 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! Estimated beam: bmin=2.622 mas, bmaj=3.626 mas, bpa=-19.06 degrees ! Estimated noise=808.516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169597 Jy ! Component: 100 - total flux cleaned = 0.0020344 Jy ! Component: 150 - total flux cleaned = 0.00214528 Jy ! Component: 200 - total flux cleaned = 0.00221953 Jy ! Total flux subtracted in 200 components = 0.00221953 Jy ! Clean residual min=-0.003372 max=0.003577 Jy/beam ! Clean residual mean=-0.000001 rms=0.001061 Jy/beam ! Combined flux in latest and established models = 0.43345 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 0.43345 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235242Jy sigma=0.001169 ! Fit after self-cal, rms=0.235197Jy sigma=0.001169 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec 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 = 0.000292849 Jy ! Component: 100 - total flux cleaned = 0.000341461 Jy ! Component: 150 - total flux cleaned = 0.000428386 Jy ! Component: 200 - total flux cleaned = 0.000488973 Jy ! Total flux subtracted in 200 components = 0.000488973 Jy ! Clean residual min=-0.003273 max=0.003585 Jy/beam ! Clean residual mean=0.000000 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 0.433939 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 57 components and 0.433939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235190Jy sigma=0.001169 ! Fit after self-cal, rms=0.235185Jy sigma=0.001169 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec 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 ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! Estimated beam: bmin=1.209 mas, bmaj=1.789 mas, bpa=-59.56 degrees ! Estimated noise=768.744 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.209 x 1.789 at -59.56 degrees (North through East) ! Clean map min=-0.003089 max=0.36163 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 ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! Estimated beam: bmin=1.023 mas, bmaj=1.46 mas, bpa=-40.96 degrees ! Estimated noise=1460.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.304917 Jy ! Component: 100 - total flux cleaned = 0.376852 Jy ! Component: 150 - total flux cleaned = 0.402631 Jy ! Component: 200 - total flux cleaned = 0.413306 Jy ! Total flux subtracted in 200 components = 0.413306 Jy ! Clean residual min=-0.006341 max=0.007192 Jy/beam ! Clean residual mean=-0.000020 rms=0.001495 Jy/beam ! Combined flux in latest and established models = 0.413306 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 0.413306 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! Estimated beam: bmin=1.209 mas, bmaj=1.789 mas, bpa=-59.56 degrees ! Estimated noise=768.744 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 = 0.00747737 Jy ! Component: 100 - total flux cleaned = 0.0119491 Jy ! Component: 150 - total flux cleaned = 0.0149833 Jy ! Component: 200 - total flux cleaned = 0.0163344 Jy ! Total flux subtracted in 200 components = 0.0163344 Jy ! Clean residual min=-0.003399 max=0.003604 Jy/beam ! Clean residual mean=-0.000008 rms=0.001014 Jy/beam ! Combined flux in latest and established models = 0.429641 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 31 components and 0.42964 Jy ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! Estimated beam: bmin=2.622 mas, bmaj=3.626 mas, bpa=-19.06 degrees ! Estimated noise=808.516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195387 Jy ! Component: 100 - total flux cleaned = 0.00254236 Jy ! Component: 150 - total flux cleaned = 0.00277439 Jy ! Component: 200 - total flux cleaned = 0.00297329 Jy ! Total flux subtracted in 200 components = 0.00297329 Jy ! Clean residual min=-0.003352 max=0.003707 Jy/beam ! Clean residual mean=-0.000004 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.432614 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 = 7.77025e-05 Jy ! Component: 100 - total flux cleaned = 0.000126594 Jy ! Component: 150 - total flux cleaned = 0.000174118 Jy ! Component: 200 - total flux cleaned = 0.000219844 Jy ! Total flux subtracted in 200 components = 0.000219844 Jy ! Clean residual min=-0.003306 max=0.003698 Jy/beam ! Clean residual mean=-0.000004 rms=0.001070 Jy/beam ! Combined flux in latest and established models = 0.432834 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 49 components and 0.432834 Jy ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! Estimated beam: bmin=1.209 mas, bmaj=1.789 mas, bpa=-59.56 degrees ! Estimated noise=768.744 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000630696 Jy ! Component: 100 - total flux cleaned = -0.000632951 Jy ! Component: 150 - total flux cleaned = -0.000581677 Jy ! Component: 200 - total flux cleaned = -0.00058215 Jy ! Total flux subtracted in 200 components = -0.00058215 Jy ! Clean residual min=-0.003223 max=0.003472 Jy/beam ! Clean residual mean=-0.000003 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 0.432251 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 58 components and 0.432251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235278Jy sigma=0.001169 ! Fit after self-cal, rms=0.235405Jy sigma=0.001169 wmodel J2320+0513_X_2008_04_02_pus_map.mod ! Writing 58 model components to file: J2320+0513_X_2008_04_02_pus_map.mod wobs J2320+0513_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J2320+0513_X_2008_04_02_pus_uvs.fits wwins J2320+0513_X_2008_04_02_pus_map.win ! wwins: Wrote 2 windows to J2320+0513_X_2008_04_02_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136735 Jy ! Component: 100 - total flux cleaned = 0.00203297 Jy ! Component: 150 - total flux cleaned = 0.00249567 Jy ! Component: 200 - total flux cleaned = 0.00277469 Jy ! Component: 250 - total flux cleaned = 0.00309793 Jy ! Component: 300 - total flux cleaned = 0.00335763 Jy ! Component: 350 - total flux cleaned = 0.00361026 Jy ! Component: 400 - total flux cleaned = 0.00361066 Jy ! Component: 450 - total flux cleaned = 0.00361215 Jy ! Component: 500 - total flux cleaned = 0.00375395 Jy ! Component: 550 - total flux cleaned = 0.00357195 Jy ! Component: 600 - total flux cleaned = 0.00366171 Jy ! Component: 650 - total flux cleaned = 0.00352936 Jy ! Component: 700 - total flux cleaned = 0.0035286 Jy ! Component: 750 - total flux cleaned = 0.00331635 Jy ! Component: 800 - total flux cleaned = 0.00339875 Jy ! Component: 850 - total flux cleaned = 0.00311191 Jy ! Component: 900 - total flux cleaned = 0.00299181 Jy ! Component: 950 - total flux cleaned = 0.00287319 Jy ! Component: 1000 - total flux cleaned = 0.00271709 Jy ! Component: 1050 - total flux cleaned = 0.00252494 Jy ! Component: 1100 - total flux cleaned = 0.00233698 Jy ! Component: 1150 - total flux cleaned = 0.00211453 Jy ! Component: 1200 - total flux cleaned = 0.00222451 Jy ! Component: 1250 - total flux cleaned = 0.0020795 Jy ! Component: 1300 - total flux cleaned = 0.00200815 Jy ! Component: 1350 - total flux cleaned = 0.00200822 Jy ! Component: 1400 - total flux cleaned = 0.00193881 Jy ! Component: 1450 - total flux cleaned = 0.00197407 Jy ! Component: 1500 - total flux cleaned = 0.00204223 Jy ! Component: 1550 - total flux cleaned = 0.00200851 Jy ! Component: 1600 - total flux cleaned = 0.00204209 Jy ! Component: 1650 - total flux cleaned = 0.00207536 Jy ! Component: 1700 - total flux cleaned = 0.00207533 Jy ! Component: 1750 - total flux cleaned = 0.0021721 Jy ! Component: 1800 - total flux cleaned = 0.00217195 Jy ! Component: 1850 - total flux cleaned = 0.00223549 Jy ! Component: 1900 - total flux cleaned = 0.00220373 Jy ! Component: 1950 - total flux cleaned = 0.00226503 Jy ! Component: 2000 - total flux cleaned = 0.00214199 Jy ! Total flux subtracted in 2048 components = 0.00208149 Jy ! Clean residual min=-0.001646 max=0.001528 Jy/beam ! Clean residual mean=-0.000001 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.434333 Jy keep ! Adding 130 model components to the UV plane model. ! The established model now contains 188 components and 0.434333 Jy wmap "J2320+0513_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.209 x 1.789 at -59.56 degrees (North through East) ! Clean map min=-0.0024361 max=0.36642 Jy/beam ! Writing clean map to FITS file: J2320+0513_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.366421 invert ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1828 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000566058 device "J2320+0513_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J2320+0513_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.463449 0.463449 0.926898 1.8538 3.70759 7.41518 14.8304 29.6607 59.3214 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.366 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.209 x 1.789 at -59.56 degrees (North through East) ! Clean map min=-0.0024361 max=0.36642 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2320+0513_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J2320+0513_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2320+0513_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:54:48 2010