! Started logfile: J0826-2230_S_1997_08_27_yyk_uvs.log on Sun Jan 7 17:01:17 2007 obs J0826-2230_S_1997_08_27_yyk_uva.fits ! Reading UV FITS file: J0826-2230_S_1997_08_27_yyk_uva.fits ! AN table 1: 146 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.936225 visibilities/baseline/integration-bin. ! Found source: J0826-2230 ! ! 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 2.22447e+09 8e+06 1 8e+06 ! 02 2 2.23447e+09 8e+06 1 8e+06 ! 03 3 2.29447e+09 8e+06 1 8e+06 ! 04 4 2.32447e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 703 lines of history. ! ! Reading 24604 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 ![@muppet J0826-2230_S_1997_08_27_yyk] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 10 float amp_soltime2 amp_soltime2 = 1 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.10 float win_mult win_mult = 1.8 float time_av time_av = 30 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. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.751501 Jy 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=2.752 mas, bmaj=6.826 mas, bpa=-10.53 degrees ! Estimated noise=2245.14 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.478211 Jy ! Component: 100 - total flux cleaned = 0.68913 Jy ! Total flux subtracted in 100 components = 0.68913 Jy ! Clean residual min=-0.028607 max=0.075203 Jy/beam ! Clean residual mean=0.000980 rms=0.011877 Jy/beam ! Combined flux in latest and established models = 0.68913 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 52 model components to the UV plane model. ! The established model now contains 52 components and 0.68913 Jy ! ! Correcting IF 1. ! A total of 194 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.432408Jy sigma=0.001477 ! Fit after self-cal, rms=0.431772Jy sigma=0.001474 ! Inverting map and beam ! Estimated beam: bmin=2.752 mas, bmaj=6.826 mas, bpa=-10.53 degrees ! Estimated noise=2245.14 mJy/beam. ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.116061 Jy ! Component: 100 - total flux cleaned = 0.18159 Jy ! Total flux subtracted in 100 components = 0.18159 Jy ! Clean residual min=-0.021130 max=0.033480 Jy/beam ! Clean residual mean=0.000509 rms=0.006783 Jy/beam ! Combined flux in latest and established models = 0.87072 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 30 model components to the UV plane model. ! The established model now contains 73 components and 0.87072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.401059Jy sigma=0.001355 ! Fit after self-cal, rms=0.400997Jy sigma=0.001355 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! 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=3.345 mas, bmaj=7.951 mas, bpa=-11.21 degrees ! Estimated noise=1261.14 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0449863 Jy ! Component: 100 - total flux cleaned = 0.065343 Jy ! Component: 150 - total flux cleaned = 0.0748645 Jy ! Component: 200 - total flux cleaned = 0.0784191 Jy ! Total flux subtracted in 200 components = 0.0784191 Jy ! Clean residual min=-0.017861 max=0.022188 Jy/beam ! Clean residual mean=0.000655 rms=0.005920 Jy/beam ! Combined flux in latest and established models = 0.949139 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 33 model components to the UV plane model. ! The established model now contains 94 components and 0.949139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.396332Jy sigma=0.001342 ! Fit after self-cal, rms=0.396327Jy sigma=0.001342 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.345 x 7.951 at -11.21 degrees (North through East) ! Clean map min=-0.017326 max=0.4529 Jy/beam if(peak(flux) < thresh*2) selflims ampcor_selflim end if gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.01691 ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.09 HN 1.05 KP 0.91 ! LA 0.99 MK 1.12 NL 1.00* OV 1.10 ! PT 0.97 SC 0.69 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.993048 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.14 HN 1.10 KP 0.94 ! LA 1.08 MK 1.09 NL 1.00 OV 1.04 ! PT 0.94 SC 0.73 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.07559 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HN 0.99 KP 0.90 ! LA 0.81 MK 0.82 NL 0.93 OV 0.96 ! PT 1.09 SC 0.78 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.03443 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.10 HN 1.16 KP 0.95 ! LA 0.89 MK 0.93 NL 1.03 OV 0.94 ! PT 0.93 SC 0.77 ! ! ! Fit before self-cal, rms=0.396327Jy sigma=0.001342 ! Fit after self-cal, rms=0.378613Jy sigma=0.001324 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.378613Jy sigma=0.001324 ! Fit after self-cal, rms=0.378612Jy sigma=0.001324 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.156 mas, bmaj=7.199 mas, bpa=-5.342 degrees ! Estimated noise=1257.86 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0310884 Jy ! Component: 100 - total flux cleaned = 0.0428358 Jy ! Component: 150 - total flux cleaned = 0.0478133 Jy ! Component: 200 - total flux cleaned = 0.0485196 Jy ! Total flux subtracted in 200 components = 0.0485196 Jy ! Clean residual min=-0.012361 max=0.016287 Jy/beam ! Clean residual mean=0.000235 rms=0.003733 Jy/beam ! Combined flux in latest and established models = 0.997659 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 107 components and 0.997659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.376521Jy sigma=0.001318 ! Fit after self-cal, rms=0.376522Jy sigma=0.001318 ! Inverting map print "************** FINISHED AMPLITUDE GSCALE SELF-CAL **************" ! ************** FINISHED AMPLITUDE GSCALE SELF-CAL ************** ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.376522Jy sigma=0.001318 ! Fit after self-cal, rms=0.374010Jy sigma=0.001309 dynam = dynam - 0.5 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000618251 Jy ! Component: 100 - total flux cleaned = 0.000600223 Jy ! Component: 150 - total flux cleaned = 0.000603139 Jy ! Component: 200 - total flux cleaned = 0.000604886 Jy ! Total flux subtracted in 200 components = 0.000604886 Jy ! Clean residual min=-0.010624 max=0.015622 Jy/beam ! Clean residual mean=0.000236 rms=0.003497 Jy/beam ! Combined flux in latest and established models = 0.998264 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 120 components and 0.998264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373948Jy sigma=0.001309 ! Fit after self-cal, rms=0.373496Jy sigma=0.001308 ! Inverting map print "*** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime ***" ! *** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime *** ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.156 x 7.199 at -5.342 degrees (North through East) ! Clean map min=-0.0098582 max=0.42873 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true, amp_soltime2 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "************** FINISHED AMPLITUDE SELF-CAL **************" end if ! Performing amp+phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373496Jy sigma=0.001308 ! Fit after self-cal, rms=0.484955Jy sigma=0.001296 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.484955Jy sigma=0.001296 ! Fit after self-cal, rms=0.484806Jy sigma=0.001295 ! Inverting map and beam ! Estimated beam: bmin=3.238 mas, bmaj=8.588 mas, bpa=-0.1561 degrees ! Estimated noise=1285.69 mJy/beam. ! Added new window around map position (-20, -5.5). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121409 Jy ! Component: 100 - total flux cleaned = 0.0130948 Jy ! Component: 150 - total flux cleaned = 0.0138561 Jy ! Component: 200 - total flux cleaned = 0.0140518 Jy ! Total flux subtracted in 200 components = 0.0140518 Jy ! Clean residual min=-0.006968 max=0.011875 Jy/beam ! Clean residual mean=0.000225 rms=0.002481 Jy/beam ! Combined flux in latest and established models = 1.01232 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 144 components and 1.01232 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.484520Jy sigma=0.001293 ! Fit after self-cal, rms=0.484419Jy sigma=0.001293 ! Inverting map ! Added new window around map position (-5, 6.5). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00773615 Jy ! Component: 100 - total flux cleaned = 0.00750523 Jy ! Component: 150 - total flux cleaned = 0.00686146 Jy ! Component: 200 - total flux cleaned = 0.00648301 Jy ! Total flux subtracted in 200 components = 0.00648301 Jy ! Clean residual min=-0.007185 max=0.009971 Jy/beam ! Clean residual mean=0.000201 rms=0.002192 Jy/beam ! Combined flux in latest and established models = 1.0188 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 166 components and 1.0188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.484189Jy sigma=0.001292 ! Fit after self-cal, rms=0.484135Jy sigma=0.001292 ! Inverting map ! Added new window around map position (-9.5, 52). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00616594 Jy ! Component: 100 - total flux cleaned = 0.0084433 Jy ! Component: 150 - total flux cleaned = 0.00946811 Jy ! Component: 200 - total flux cleaned = 0.0100228 Jy ! Total flux subtracted in 200 components = 0.0100228 Jy ! Clean residual min=-0.006270 max=0.007892 Jy/beam ! Clean residual mean=0.000114 rms=0.001829 Jy/beam ! Combined flux in latest and established models = 1.02882 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 38 model components to the UV plane model. ! The established model now contains 198 components and 1.02882 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.483956Jy sigma=0.001291 ! Fit after self-cal, rms=0.483929Jy sigma=0.001291 ! Inverting map ! Added new window around map position (-28.5, -58.5). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00615436 Jy ! Component: 100 - total flux cleaned = 0.00771404 Jy ! Component: 150 - total flux cleaned = 0.00903646 Jy ! Component: 200 - total flux cleaned = 0.00988359 Jy ! Total flux subtracted in 200 components = 0.00988359 Jy ! Clean residual min=-0.005721 max=0.006685 Jy/beam ! Clean residual mean=0.000062 rms=0.001589 Jy/beam ! Combined flux in latest and established models = 1.0387 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 215 components and 1.0387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.483771Jy sigma=0.001290 ! Fit after self-cal, rms=0.483754Jy sigma=0.001290 ! Inverting map ! Performing amp+phase self-cal over 1 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.483754Jy sigma=0.001290 ! Fit after self-cal, rms=0.502931Jy sigma=0.001288 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.502931Jy sigma=0.001288 ! Fit after self-cal, rms=0.502940Jy sigma=0.001288 ! Inverting map and beam ! Estimated beam: bmin=3.217 mas, bmaj=8.549 mas, bpa=0.4656 degrees ! Estimated noise=1282.7 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381269 Jy ! Component: 100 - total flux cleaned = 0.00498751 Jy ! Component: 150 - total flux cleaned = 0.0055874 Jy ! Component: 200 - total flux cleaned = 0.00614184 Jy ! Total flux subtracted in 200 components = 0.00614184 Jy ! Clean residual min=-0.005267 max=0.005901 Jy/beam ! Clean residual mean=0.000065 rms=0.001482 Jy/beam ! Combined flux in latest and established models = 1.04485 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 30 model components to the UV plane model. ! The established model now contains 230 components and 1.04485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.502877Jy sigma=0.001288 ! Fit after self-cal, rms=0.502882Jy sigma=0.001288 ! Inverting map ! ************** FINISHED AMPLITUDE SELF-CAL ************** uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.4 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=7.785 mas, bmaj=16.17 mas, bpa=3.091 degrees ! Estimated noise=1663.28 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-4.5, -52.5). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00779427 Jy ! Component: 100 - total flux cleaned = 0.0103369 Jy ! Component: 150 - total flux cleaned = 0.0127708 Jy ! Component: 200 - total flux cleaned = 0.0147294 Jy ! Total flux subtracted in 200 components = 0.0147294 Jy ! Clean residual min=-0.004266 max=0.004281 Jy/beam ! Clean residual mean=-0.000018 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 1.05958 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 37 model components to the UV plane model. ! The established model now contains 263 components and 1.05958 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.502806Jy sigma=0.001287 ! Fit after self-cal, rms=0.502809Jy sigma=0.001287 ! Inverting map uvtaper 0 ! No UV-taper is currently set. win_mult = win_mult / 1.4 print "************** FINISHED TAPERING SELF-CAL CLEAN **************" ! ************** FINISHED TAPERING SELF-CAL CLEAN ************** ! print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum 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=2.722 mas, bmaj=7.272 mas, bpa=-3.507 degrees ! Estimated noise=2358.02 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.500713 Jy ! Component: 100 - total flux cleaned = 0.721895 Jy ! Component: 150 - total flux cleaned = 0.841088 Jy ! Component: 200 - total flux cleaned = 0.907428 Jy ! Total flux subtracted in 200 components = 0.907428 Jy ! Clean residual min=-0.012490 max=0.025181 Jy/beam ! Clean residual mean=0.000402 rms=0.004883 Jy/beam ! Combined flux in latest and established models = 0.907428 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 78 model components to the UV plane model. ! The established model now contains 78 components and 0.907428 Jy ! Inverting map and beam ! Estimated beam: bmin=3.217 mas, bmaj=8.549 mas, bpa=0.4656 degrees ! Estimated noise=1282.7 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0515525 Jy ! Component: 100 - total flux cleaned = 0.0765557 Jy ! Component: 150 - total flux cleaned = 0.0929553 Jy ! Component: 200 - total flux cleaned = 0.105243 Jy ! Total flux subtracted in 200 components = 0.105243 Jy ! Clean residual min=-0.007540 max=0.011993 Jy/beam ! Clean residual mean=0.000203 rms=0.002253 Jy/beam ! Combined flux in latest and established models = 1.01267 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 144 components and 1.01267 Jy ! Inverting map ! Added new window around map position (5, -6.5). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136151 Jy ! Component: 100 - total flux cleaned = 0.0215525 Jy ! Component: 150 - total flux cleaned = 0.0274815 Jy ! Component: 200 - total flux cleaned = 0.0319542 Jy ! Total flux subtracted in 200 components = 0.0319542 Jy ! Clean residual min=-0.005705 max=0.006376 Jy/beam ! Clean residual mean=0.000072 rms=0.001587 Jy/beam ! Combined flux in latest and established models = 1.04462 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 186 components and 1.04462 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=7.785 mas, bmaj=16.17 mas, bpa=3.091 degrees ! Estimated noise=1663.28 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00412735 Jy ! Component: 100 - total flux cleaned = 0.00780591 Jy ! Component: 150 - total flux cleaned = 0.011092 Jy ! Component: 200 - total flux cleaned = 0.0141934 Jy ! Total flux subtracted in 200 components = 0.0141934 Jy ! Clean residual min=-0.003673 max=0.004367 Jy/beam ! Clean residual mean=0.000014 rms=0.001300 Jy/beam ! Combined flux in latest and established models = 1.05882 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 229 components and 1.05882 Jy ! Inverting map uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.217 mas, bmaj=8.549 mas, bpa=0.4656 degrees ! Estimated noise=1282.7 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000128751 Jy ! Component: 100 - total flux cleaned = 0.00099455 Jy ! Component: 150 - total flux cleaned = 0.0019969 Jy ! Component: 200 - total flux cleaned = 0.00311746 Jy ! Total flux subtracted in 200 components = 0.00311746 Jy ! Clean residual min=-0.004777 max=0.005021 Jy/beam ! Clean residual mean=-0.000019 rms=0.001211 Jy/beam ! Combined flux in latest and established models = 1.06194 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 39 model components to the UV plane model. ! The established model now contains 255 components and 1.06194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.503038Jy sigma=0.001287 ! Fit after self-cal, rms=0.502898Jy sigma=0.001287 wmodel J0826-2230_S_1997_08_27_yyk\_map.mod ! Writing 255 model components to file: J0826-2230_S_1997_08_27_yyk_map.mod wobs J0826-2230_S_1997_08_27_yyk\_uvs.fits ! Writing UV FITS file: J0826-2230_S_1997_08_27_yyk_uvs.fits wwins J0826-2230_S_1997_08_27_yyk\_map.win ! wwins: Wrote 7 windows to J0826-2230_S_1997_08_27_yyk_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 = -0.000315769 Jy ! Component: 100 - total flux cleaned = -0.000836154 Jy ! Component: 150 - total flux cleaned = -0.00118152 Jy ! Component: 200 - total flux cleaned = -0.0017063 Jy ! Component: 250 - total flux cleaned = -0.00189507 Jy ! Component: 300 - total flux cleaned = -0.00195606 Jy ! Component: 350 - total flux cleaned = -0.00231166 Jy ! Component: 400 - total flux cleaned = -0.0025428 Jy ! Component: 450 - total flux cleaned = -0.00282788 Jy ! Component: 500 - total flux cleaned = -0.00316291 Jy ! Component: 550 - total flux cleaned = -0.00338251 Jy ! Component: 600 - total flux cleaned = -0.00365135 Jy ! Component: 650 - total flux cleaned = -0.00370422 Jy ! Component: 700 - total flux cleaned = -0.00375655 Jy ! Component: 750 - total flux cleaned = -0.00375623 Jy ! Component: 800 - total flux cleaned = -0.00370619 Jy ! Component: 850 - total flux cleaned = -0.00385681 Jy ! Component: 900 - total flux cleaned = -0.00390586 Jy ! Component: 950 - total flux cleaned = -0.00395425 Jy ! Component: 1000 - total flux cleaned = -0.00385852 Jy ! Component: 1050 - total flux cleaned = -0.0038115 Jy ! Component: 1100 - total flux cleaned = -0.0037648 Jy ! Component: 1150 - total flux cleaned = -0.00367194 Jy ! Component: 1200 - total flux cleaned = -0.00353491 Jy ! Component: 1250 - total flux cleaned = -0.00358018 Jy ! Component: 1300 - total flux cleaned = -0.00344645 Jy ! Component: 1350 - total flux cleaned = -0.00331519 Jy ! Component: 1400 - total flux cleaned = -0.00331595 Jy ! Component: 1450 - total flux cleaned = -0.00344515 Jy ! Component: 1500 - total flux cleaned = -0.003232 Jy ! Component: 1550 - total flux cleaned = -0.00335905 Jy ! Component: 1600 - total flux cleaned = -0.0034008 Jy ! Component: 1650 - total flux cleaned = -0.00335927 Jy ! Component: 1700 - total flux cleaned = -0.00340057 Jy ! Component: 1750 - total flux cleaned = -0.00344148 Jy ! Component: 1800 - total flux cleaned = -0.0036026 Jy ! Component: 1850 - total flux cleaned = -0.00348261 Jy ! Component: 1900 - total flux cleaned = -0.00356186 Jy ! Component: 1950 - total flux cleaned = -0.00352287 Jy ! Component: 2000 - total flux cleaned = -0.00352313 Jy ! Total flux subtracted in 2048 components = -0.00356188 Jy ! Clean residual min=-0.002063 max=0.002429 Jy/beam ! Clean residual mean=-0.000011 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 1.05837 Jy keep ! Adding 131 model components to the UV plane model. ! The established model now contains 384 components and 1.05837 Jy ![Exited script file: muppet] wmap "J0826-2230_S_1997_08_27_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.217 x 8.549 at 0.4656 degrees (North through East) ! Clean map min=-0.0038314 max=0.46846 Jy/beam ! Writing clean map to FITS file: J0826-2230_S_1997_08_27_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.468465 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000770648 device "J0826-2230_S_1997_08_27_yyk\_map.eps/VPS" ! Attempting to open device: 'J0826-2230_S_1997_08_27_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.493515 0.493515 0.987029 1.97406 3.94812 7.89624 15.7925 31.5849 63.1699 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.468 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.217 x 8.549 at 0.4656 degrees (North through East) ! Clean map min=-0.0038314 max=0.46846 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0826-2230_S_1997_08_27_yyk\_map.gif/gif" ! Attempting to open device: 'J0826-2230_S_1997_08_27_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0826-2230_S_1997_08_27_yyk_uvs.log closed on Sun Jan 7 17:01:27 2007