! Started logfile: J2255-0844_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:45:16 2010 obs J2255-0844_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J2255-0844_S_2008_04_02_pus_uva.fits ! AN table 1: 706 integrations on 120 of 120 possible baselines. ! AN table 2: 124 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0828715 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2255-0844 ! ! 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 984 lines of history. ! ! Reading 33016 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 8745 telescope corrections were flagged in sub-array 1. ! A total of 924 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 8824 telescope corrections were flagged in sub-array 1. ! A total of 924 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 9133 telescope corrections were flagged in sub-array 1. ! A total of 924 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 8797 telescope corrections were flagged in sub-array 1. ! A total of 924 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.992971Jy sigma=0.006626 ! Fit after self-cal, rms=0.810626Jy sigma=0.005605 ! 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=2.336 mas, bmaj=2.654 mas, bpa=-18.77 degrees ! Estimated noise=1660.53 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 = 0.169546 Jy ! Component: 100 - total flux cleaned = 0.224754 Jy ! Total flux subtracted in 100 components = 0.224754 Jy ! Clean residual min=-0.019227 max=0.040876 Jy/beam ! Clean residual mean=0.002768 rms=0.007266 Jy/beam ! Combined flux in latest and established models = 0.224754 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.224754 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.356947Jy sigma=0.001529 ! Fit after self-cal, rms=0.355612Jy sigma=0.001527 ! 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=3.142 mas, bmaj=4.252 mas, bpa=-19.15 degrees ! Estimated noise=609.515 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 = 0.0609067 Jy ! Component: 100 - total flux cleaned = 0.0866634 Jy ! Component: 150 - total flux cleaned = 0.0984954 Jy ! Component: 200 - total flux cleaned = 0.104226 Jy ! Total flux subtracted in 200 components = 0.104226 Jy ! Clean residual min=-0.021688 max=0.047734 Jy/beam ! Clean residual mean=0.002767 rms=0.009194 Jy/beam ! Combined flux in latest and established models = 0.328979 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.328979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.344402Jy sigma=0.001406 ! Fit after self-cal, rms=0.343143Jy sigma=0.001403 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 612 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.94 HN 1.47 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.70 OV 1.00* ! PT 1.00* SC 0.80 WZ 0.89 ZC 1.42 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.05 HH 1.00* HN 1.00* ! KK 1.07 KP 0.86 LA 1.02 MK 0.95 ! NL 1.65 NY 1.00* ON 1.00* OV 1.14 ! PT 0.84 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 558 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.01 HN 0.95 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.76 OV 1.00* ! PT 1.00* SC 1.37 WZ 1.02 ZC 1.26 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.12 HH 1.00* HN 1.00* ! KK 1.01 KP 0.89 LA 0.96 MK 0.94 ! NL 1.70 NY 1.00* ON 1.00* OV 1.20 ! PT 0.82 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 585 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.94 HN 0.98 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.72 OV 1.00* ! PT 1.00* SC 1.14 WZ 0.87 ZC 1.17 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 1.13 HH 1.00* HN 1.00* ! KK 0.98 KP 0.92 LA 0.78 MK 0.90 ! NL 1.84 NY 1.00* ON 1.00* OV 1.25 ! PT 0.85 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 684 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.97 HN 0.90 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.74 OV 1.00* ! PT 1.00* SC 1.13 WZ 0.89 ZC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.08 HH 1.00* HN 1.00* ! KK 0.93 KP 0.82 LA 0.64 MK 0.90 ! NL 1.72 NY 1.00* ON 1.00* OV 1.05 ! PT 0.75 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.343143Jy sigma=0.001403 ! Fit after self-cal, rms=0.260637Jy sigma=0.001299 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.145 mas, bmaj=4.127 mas, bpa=-20.5 degrees ! Estimated noise=609.441 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 (-8.5, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.030499 Jy ! Component: 100 - total flux cleaned = 0.0445426 Jy ! Component: 150 - total flux cleaned = 0.0485951 Jy ! Component: 200 - total flux cleaned = 0.048851 Jy ! Total flux subtracted in 200 components = 0.048851 Jy ! Clean residual min=-0.016176 max=0.017045 Jy/beam ! Clean residual mean=-0.000219 rms=0.005072 Jy/beam ! Combined flux in latest and established models = 0.37783 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 47 components and 0.37783 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256644Jy sigma=0.001268 ! Fit after self-cal, rms=0.250470Jy sigma=0.001257 ! 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=0.250470Jy sigma=0.001257 ! Fit after self-cal, rms=0.234945Jy sigma=0.001244 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.136 mas, bmaj=4.124 mas, bpa=-21.02 degrees ! Estimated noise=598.363 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167375 Jy ! Component: 100 - total flux cleaned = 0.0218725 Jy ! Component: 150 - total flux cleaned = 0.0229192 Jy ! Component: 200 - total flux cleaned = 0.023143 Jy ! Total flux subtracted in 200 components = 0.023143 Jy ! Clean residual min=-0.011567 max=0.013567 Jy/beam ! Clean residual mean=0.000078 rms=0.004042 Jy/beam ! Combined flux in latest and established models = 0.400973 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 69 components and 0.400973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233445Jy sigma=0.001234 ! Fit after self-cal, rms=0.232349Jy sigma=0.001230 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 = 0.00786763 Jy ! Component: 100 - total flux cleaned = 0.00836947 Jy ! Component: 150 - total flux cleaned = 0.00857279 Jy ! Component: 200 - total flux cleaned = 0.0085641 Jy ! Total flux subtracted in 200 components = 0.0085641 Jy ! Clean residual min=-0.012932 max=0.012940 Jy/beam ! Clean residual mean=-0.000063 rms=0.003878 Jy/beam ! Combined flux in latest and established models = 0.409538 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 83 components and 0.409537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231697Jy sigma=0.001226 ! Fit after self-cal, rms=0.231270Jy sigma=0.001225 ! 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=0.231270Jy sigma=0.001225 ! Fit after self-cal, rms=0.227978Jy sigma=0.001219 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.138 mas, bmaj=4.129 mas, bpa=-21.29 degrees ! Estimated noise=593.555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00941566 Jy ! Component: 100 - total flux cleaned = 0.0106024 Jy ! Component: 150 - total flux cleaned = 0.0106097 Jy ! Component: 200 - total flux cleaned = 0.0106102 Jy ! Total flux subtracted in 200 components = 0.0106102 Jy ! Clean residual min=-0.010840 max=0.010936 Jy/beam ! Clean residual mean=0.000202 rms=0.003181 Jy/beam ! Combined flux in latest and established models = 0.420148 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 93 components and 0.420148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227406Jy sigma=0.001214 ! Fit after self-cal, rms=0.227839Jy 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 = 0.0038113 Jy ! Component: 100 - total flux cleaned = 0.00382008 Jy ! Component: 150 - total flux cleaned = 0.00366603 Jy ! Component: 200 - total flux cleaned = 0.0036696 Jy ! Total flux subtracted in 200 components = 0.0036696 Jy ! Clean residual min=-0.010469 max=0.010705 Jy/beam ! Clean residual mean=0.000142 rms=0.003044 Jy/beam ! Combined flux in latest and established models = 0.423817 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 97 components and 0.423817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227523Jy sigma=0.001210 ! Fit after self-cal, rms=0.227262Jy sigma=0.001209 ! 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=0.227262Jy sigma=0.001209 ! Fit after self-cal, rms=0.228103Jy sigma=0.001207 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.54 mas, bmaj=16.02 mas, bpa=15.72 degrees ! Estimated noise=722.594 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00581966 Jy ! Component: 100 - total flux cleaned = 0.00603111 Jy ! Component: 150 - total flux cleaned = 0.00585233 Jy ! Component: 200 - total flux cleaned = 0.00569487 Jy ! Total flux subtracted in 200 components = 0.00569487 Jy ! Clean residual min=-0.012063 max=0.011517 Jy/beam ! Clean residual mean=0.000513 rms=0.004045 Jy/beam ! Combined flux in latest and established models = 0.429512 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 108 components and 0.429512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227937Jy sigma=0.001206 ! Fit after self-cal, rms=0.228409Jy sigma=0.001205 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 = 0.00195964 Jy ! Component: 100 - total flux cleaned = 0.00212722 Jy ! Component: 150 - total flux cleaned = 0.00182685 Jy ! Component: 200 - total flux cleaned = 0.00168771 Jy ! Total flux subtracted in 200 components = 0.00168771 Jy ! Clean residual min=-0.011326 max=0.011383 Jy/beam ! Clean residual mean=0.000448 rms=0.003896 Jy/beam ! Combined flux in latest and established models = 0.4312 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 112 components and 0.4312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228333Jy sigma=0.001204 ! Fit after self-cal, rms=0.228215Jy sigma=0.001204 ! 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=4.129 mas, bpa=-21.29 degrees ! Estimated noise=590.975 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.143 x 4.129 at -21.29 degrees (North through East) ! Clean map min=-0.019028 max=0.22887 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=2.416 mas, bmaj=2.613 mas, bpa=-32.13 degrees ! Estimated noise=1610.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.15957 Jy ! Component: 100 - total flux cleaned = 0.219703 Jy ! Component: 150 - total flux cleaned = 0.261768 Jy ! Component: 200 - total flux cleaned = 0.294313 Jy ! Total flux subtracted in 200 components = 0.294313 Jy ! Clean residual min=-0.013649 max=0.028379 Jy/beam ! Clean residual mean=0.001459 rms=0.004858 Jy/beam ! Combined flux in latest and established models = 0.294313 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.294313 Jy ! Inverting map and beam ! Estimated beam: bmin=3.143 mas, bmaj=4.129 mas, bpa=-21.29 degrees ! Estimated noise=590.975 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) ! Added new window around map position (-2, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0494068 Jy ! Component: 100 - total flux cleaned = 0.0799558 Jy ! Component: 150 - total flux cleaned = 0.100523 Jy ! Component: 200 - total flux cleaned = 0.114568 Jy ! Total flux subtracted in 200 components = 0.114568 Jy ! Clean residual min=-0.009604 max=0.010884 Jy/beam ! Clean residual mean=0.000568 rms=0.002963 Jy/beam ! Combined flux in latest and established models = 0.408881 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 68 components and 0.408881 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=8.54 mas, bmaj=16.02 mas, bpa=15.72 degrees ! Estimated noise=722.594 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152989 Jy ! Component: 100 - total flux cleaned = 0.0229882 Jy ! Component: 150 - total flux cleaned = 0.0239211 Jy ! Component: 200 - total flux cleaned = 0.024915 Jy ! Total flux subtracted in 200 components = 0.024915 Jy ! Clean residual min=-0.012439 max=0.011418 Jy/beam ! Clean residual mean=0.000386 rms=0.004104 Jy/beam ! Combined flux in latest and established models = 0.433796 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 = 0.000685924 Jy ! Component: 100 - total flux cleaned = 0.000675038 Jy ! Component: 150 - total flux cleaned = 0.000522946 Jy ! Component: 200 - total flux cleaned = 0.00052165 Jy ! Total flux subtracted in 200 components = 0.00052165 Jy ! Clean residual min=-0.011604 max=0.011007 Jy/beam ! Clean residual mean=0.000363 rms=0.003994 Jy/beam ! Combined flux in latest and established models = 0.434318 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 86 components and 0.434317 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.143 mas, bmaj=4.129 mas, bpa=-21.29 degrees ! Estimated noise=590.975 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000898789 Jy ! Component: 100 - total flux cleaned = 0.0012008 Jy ! Component: 150 - total flux cleaned = 0.00144096 Jy ! Component: 200 - total flux cleaned = 0.00176132 Jy ! Total flux subtracted in 200 components = 0.00176132 Jy ! Clean residual min=-0.008278 max=0.008290 Jy/beam ! Clean residual mean=0.000153 rms=0.002544 Jy/beam ! Combined flux in latest and established models = 0.436079 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 0.436079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228067Jy sigma=0.001201 ! Fit after self-cal, rms=0.227712Jy sigma=0.001200 wmodel J2255-0844_S_2008_04_02_pus_map.mod ! Writing 100 model components to file: J2255-0844_S_2008_04_02_pus_map.mod wobs J2255-0844_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J2255-0844_S_2008_04_02_pus_uvs.fits wwins J2255-0844_S_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J2255-0844_S_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 ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208766 Jy ! Component: 100 - total flux cleaned = 0.00209289 Jy ! Component: 150 - total flux cleaned = 0.00183978 Jy ! Component: 200 - total flux cleaned = 0.0017151 Jy ! Component: 250 - total flux cleaned = 0.00148661 Jy ! Component: 300 - total flux cleaned = 0.00148705 Jy ! Component: 350 - total flux cleaned = 0.00189375 Jy ! Component: 400 - total flux cleaned = 0.00248022 Jy ! Component: 450 - total flux cleaned = 0.00313665 Jy ! Component: 500 - total flux cleaned = 0.00359121 Jy ! Component: 550 - total flux cleaned = 0.00412162 Jy ! Component: 600 - total flux cleaned = 0.00446507 Jy ! Component: 650 - total flux cleaned = 0.00496358 Jy ! Component: 700 - total flux cleaned = 0.00528599 Jy ! Component: 750 - total flux cleaned = 0.00567804 Jy ! Component: 800 - total flux cleaned = 0.00605933 Jy ! Component: 850 - total flux cleaned = 0.00642834 Jy ! Component: 900 - total flux cleaned = 0.00671579 Jy ! Component: 950 - total flux cleaned = 0.00699722 Jy ! Component: 1000 - total flux cleaned = 0.00747309 Jy ! Component: 1050 - total flux cleaned = 0.00773812 Jy ! Component: 1100 - total flux cleaned = 0.00806077 Jy ! Component: 1150 - total flux cleaned = 0.00818642 Jy ! Component: 1200 - total flux cleaned = 0.00824785 Jy ! Component: 1250 - total flux cleaned = 0.00842879 Jy ! Component: 1300 - total flux cleaned = 0.00842794 Jy ! Component: 1350 - total flux cleaned = 0.00854357 Jy ! Component: 1400 - total flux cleaned = 0.00865556 Jy ! Component: 1450 - total flux cleaned = 0.00860025 Jy ! Component: 1500 - total flux cleaned = 0.00860097 Jy ! Component: 1550 - total flux cleaned = 0.00876059 Jy ! Component: 1600 - total flux cleaned = 0.00875951 Jy ! Component: 1650 - total flux cleaned = 0.0087595 Jy ! Component: 1700 - total flux cleaned = 0.00880974 Jy ! Component: 1750 - total flux cleaned = 0.00880968 Jy ! Component: 1800 - total flux cleaned = 0.00885891 Jy ! Component: 1850 - total flux cleaned = 0.00890737 Jy ! Component: 1900 - total flux cleaned = 0.0090004 Jy ! Component: 1950 - total flux cleaned = 0.00900064 Jy ! Component: 2000 - total flux cleaned = 0.00904689 Jy ! Total flux subtracted in 2048 components = 0.00927021 Jy ! Clean residual min=-0.002389 max=0.003842 Jy/beam ! Clean residual mean=0.000114 rms=0.000962 Jy/beam ! Combined flux in latest and established models = 0.445349 Jy keep ! Adding 163 model components to the UV plane model. ! The established model now contains 263 components and 0.445349 Jy wmap "J2255-0844_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.143 x 4.129 at -21.29 degrees (North through East) ! Clean map min=-0.011581 max=0.21317 Jy/beam ! Writing clean map to FITS file: J2255-0844_S_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 0.213168 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000958784 device "J2255-0844_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J2255-0844_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.34934 1.34934 2.69867 5.39735 10.7947 21.5894 43.1788 86.3575 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.213 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.143 x 4.129 at -21.29 degrees (North through East) ! Clean map min=-0.011581 max=0.21317 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2255-0844_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J2255-0844_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2255-0844_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:45:27 2010