! Started logfile: J1534-2218_X_2005_07_09_yyk_uvs.log on Fri Jan 20 11:25:33 2006 obs J1534-2218_X_2005_07_09_yyk_uve.fits ! Reading UV FITS file: J1534-2218_X_2005_07_09_yyk_uve.fits ! AN table 1: 10 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.555556 visibilities/baseline/integration-bin. ! Found source: J1534-2218 ! ! 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 1480 lines of history. ! ! Reading 1000 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 J1534-2218_X_2005_07_09_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 = 256x256 pixels with 0.400x0.400 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.113107 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=2.084 mas, bmaj=5.515 mas, bpa=5.658 degrees ! Estimated noise=2.34617 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 = 0.065624 Jy ! Component: 100 - total flux cleaned = 0.0841666 Jy ! Total flux subtracted in 100 components = 0.0841666 Jy ! Clean residual min=-0.009517 max=0.009932 Jy/beam ! Clean residual mean=-0.000030 rms=0.003079 Jy/beam ! Combined flux in latest and established models = 0.0841666 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0841666 Jy ! ! Correcting IF 1. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.080365Jy sigma=1.216030 ! Fit after self-cal, rms=0.073444Jy sigma=1.106766 ! Inverting map and beam ! Estimated beam: bmin=2.084 mas, bmaj=5.515 mas, bpa=5.658 degrees ! Estimated noise=2.34617 mJy/beam. 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=2.658 mas, bmaj=6.726 mas, bpa=9.323 degrees ! Estimated noise=1.62793 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 = 0.0161391 Jy ! Component: 100 - total flux cleaned = 0.0205924 Jy ! Component: 150 - total flux cleaned = 0.0215237 Jy ! Component: 200 - total flux cleaned = 0.0222616 Jy ! Total flux subtracted in 200 components = 0.0222616 Jy ! Clean residual min=-0.005999 max=0.004774 Jy/beam ! Clean residual mean=-0.000028 rms=0.001598 Jy/beam ! Combined flux in latest and established models = 0.106428 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.106428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071484Jy sigma=1.060262 ! Fit after self-cal, rms=0.071512Jy sigma=1.060109 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.658 x 6.726 at 9.323 degrees (North through East) ! Clean map min=-0.0058375 max=0.088338 Jy/beam if(peak(flux) < thresh*2) selflims ampcor_selflim end if ! Selfcal amplitude corrections will be limited to 0.833333 -> 1.2. ! Selfcal phase corrections will not be limited. gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Fit before self-cal, rms=0.071512Jy sigma=1.060109 ! Fit after self-cal, rms=0.071512Jy sigma=1.060109 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=0.071512Jy sigma=1.060109 ! Fit after self-cal, rms=0.071514Jy sigma=1.060108 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.658 mas, bmaj=6.726 mas, bpa=9.323 degrees ! Estimated noise=1.62793 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 = 0.000583879 Jy ! Component: 100 - total flux cleaned = 0.000941985 Jy ! Component: 150 - total flux cleaned = 0.00121365 Jy ! Component: 200 - total flux cleaned = 0.00131353 Jy ! Total flux subtracted in 200 components = 0.00131353 Jy ! Clean residual min=-0.005880 max=0.004680 Jy/beam ! Clean residual mean=-0.000023 rms=0.001564 Jy/beam ! Combined flux in latest and established models = 0.107742 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 41 components and 0.107742 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071483Jy sigma=1.059189 ! Fit after self-cal, rms=0.071487Jy sigma=1.059057 ! 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=0.071487Jy sigma=1.059057 ! Fit after self-cal, rms=0.064478Jy sigma=0.947465 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 = 0.00365683 Jy ! Component: 100 - total flux cleaned = 0.00415551 Jy ! Component: 150 - total flux cleaned = 0.0045148 Jy ! Component: 200 - total flux cleaned = 0.00463857 Jy ! Total flux subtracted in 200 components = 0.00463857 Jy ! Clean residual min=-0.005428 max=0.004333 Jy/beam ! Clean residual mean=0.000003 rms=0.001462 Jy/beam ! Combined flux in latest and established models = 0.11238 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 44 components and 0.11238 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064342Jy sigma=0.943957 ! Fit after self-cal, rms=0.063813Jy sigma=0.937288 ! 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: 2.658 x 6.726 at 9.323 degrees (North through East) ! Clean map min=-0.0051932 max=0.092455 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 uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.4 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.011 mas, bmaj=7.216 mas, bpa=10.7 degrees ! Estimated noise=1.65705 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 = 0.000167273 Jy ! Component: 100 - total flux cleaned = 1.67397e-05 Jy ! Component: 150 - total flux cleaned = -8.24735e-05 Jy ! Component: 200 - total flux cleaned = -0.000149162 Jy ! Total flux subtracted in 200 components = -0.000149162 Jy ! Clean residual min=-0.005388 max=0.004098 Jy/beam ! Clean residual mean=0.000005 rms=0.001432 Jy/beam ! Combined flux in latest and established models = 0.112231 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 51 components and 0.112231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063797Jy sigma=0.936897 ! Fit after self-cal, rms=0.063737Jy sigma=0.936249 ! 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=2.084 mas, bmaj=5.515 mas, bpa=5.658 degrees ! Estimated noise=2.34617 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0770963 Jy ! Component: 100 - total flux cleaned = 0.0966203 Jy ! Component: 150 - total flux cleaned = 0.105638 Jy ! Component: 200 - total flux cleaned = 0.109168 Jy ! Total flux subtracted in 200 components = 0.109168 Jy ! Clean residual min=-0.007791 max=0.007503 Jy/beam ! Clean residual mean=-0.000022 rms=0.002257 Jy/beam ! Combined flux in latest and established models = 0.109168 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.109168 Jy ! Inverting map and beam ! Estimated beam: bmin=2.658 mas, bmaj=6.726 mas, bpa=9.323 degrees ! Estimated noise=1.62793 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 = 0.00246045 Jy ! Component: 100 - total flux cleaned = 0.0028745 Jy ! Component: 150 - total flux cleaned = 0.00314853 Jy ! Component: 200 - total flux cleaned = 0.00333991 Jy ! Total flux subtracted in 200 components = 0.00333991 Jy ! Clean residual min=-0.005246 max=0.004385 Jy/beam ! Clean residual mean=0.000005 rms=0.001436 Jy/beam ! Combined flux in latest and established models = 0.112508 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 36 components and 0.112508 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.011 mas, bmaj=7.216 mas, bpa=10.7 degrees ! Estimated noise=1.65705 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 = -7.7798e-05 Jy ! Component: 100 - total flux cleaned = -0.00013484 Jy ! Component: 150 - total flux cleaned = -0.00020947 Jy ! Component: 200 - total flux cleaned = -0.000255376 Jy ! Total flux subtracted in 200 components = -0.000255376 Jy ! Clean residual min=-0.005290 max=0.004147 Jy/beam ! Clean residual mean=0.000006 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 0.112253 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 44 components and 0.112253 Jy ! Inverting map uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.658 mas, bmaj=6.726 mas, bpa=9.323 degrees ! Estimated noise=1.62793 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -5.53293e-05 Jy ! Component: 100 - total flux cleaned = -0.000100504 Jy ! Component: 150 - total flux cleaned = -0.000121123 Jy ! Component: 200 - total flux cleaned = -0.000158931 Jy ! Total flux subtracted in 200 components = -0.000158931 Jy ! Clean residual min=-0.005186 max=0.004400 Jy/beam ! Clean residual mean=0.000004 rms=0.001416 Jy/beam ! Combined flux in latest and established models = 0.112094 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 57 components and 0.112094 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063832Jy sigma=0.936293 ! Fit after self-cal, rms=0.063828Jy sigma=0.936031 wmodel J1534-2218_X_2005_07_09_yyk\_map.mod ! Writing 57 model components to file: J1534-2218_X_2005_07_09_yyk_map.mod wobs J1534-2218_X_2005_07_09_yyk\_uvs.fits ! Writing UV FITS file: J1534-2218_X_2005_07_09_yyk_uvs.fits wwins J1534-2218_X_2005_07_09_yyk\_map.win ! wwins: Wrote 1 windows to J1534-2218_X_2005_07_09_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=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00176543 Jy ! Component: 100 - total flux cleaned = -0.0021365 Jy ! Component: 150 - total flux cleaned = -0.00220052 Jy ! Component: 200 - total flux cleaned = -0.00244619 Jy ! Component: 250 - total flux cleaned = -0.00262267 Jy ! Component: 300 - total flux cleaned = -0.00250978 Jy ! Component: 350 - total flux cleaned = -0.00234974 Jy ! Component: 400 - total flux cleaned = -0.00240154 Jy ! Component: 450 - total flux cleaned = -0.00229949 Jy ! Component: 500 - total flux cleaned = -0.00234837 Jy ! Component: 550 - total flux cleaned = -0.00244321 Jy ! Component: 600 - total flux cleaned = -0.00253682 Jy ! Component: 650 - total flux cleaned = -0.00262719 Jy ! Component: 700 - total flux cleaned = -0.00253831 Jy ! Component: 750 - total flux cleaned = -0.00227766 Jy ! Component: 800 - total flux cleaned = -0.00206616 Jy ! Component: 850 - total flux cleaned = -0.00198279 Jy ! Component: 900 - total flux cleaned = -0.00185928 Jy ! Component: 950 - total flux cleaned = -0.00161572 Jy ! Component: 1000 - total flux cleaned = -0.00149664 Jy ! Total flux subtracted in 1024 components = -0.00141785 Jy ! Clean residual min=-0.002559 max=0.002673 Jy/beam ! Clean residual mean=0.000007 rms=0.000857 Jy/beam ! Combined flux in latest and established models = 0.110676 Jy keep ! Adding 62 model components to the UV plane model. ! The established model now contains 119 components and 0.110676 Jy ![Exited script file: muppet] wmap "J1534-2218_X_2005_07_09_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.658 x 6.726 at 9.323 degrees (North through East) ! Clean map min=-0.0042164 max=0.091307 Jy/beam ! Writing clean map to FITS file: J1534-2218_X_2005_07_09_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0913075 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000858488 device "J1534-2218_X_2005_07_09_yyk\_map.eps/VPS" ! Attempting to open device: 'J1534-2218_X_2005_07_09_yyk_map.eps/VPS' loglevs 1*100*3*image_rms/peak_flux ! The new contour levels are: ! -2.82065 2.82065 5.6413 11.2826 22.5652 45.1304 90.2608 print "clev=",int(1*3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.091 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.658 x 6.726 at 9.323 degrees (North through East) ! Clean map min=-0.0042164 max=0.091307 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1534-2218_X_2005_07_09_yyk\_map.gif/gif" ! Attempting to open device: 'J1534-2218_X_2005_07_09_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1534-2218_X_2005_07_09_yyk_uvs.log closed on Fri Jan 20 11:25:34 2006