! Started logfile: J1820-2528_X_1997_07_02_yyk_uvs.log on Mon Jan 8 07:42:58 2007 obs J1820-2528_X_1997_07_02_yyk_uva.fits ! Reading UV FITS file: J1820-2528_X_1997_07_02_yyk_uva.fits ! AN table 1: 140 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.889683 visibilities/baseline/integration-bin. ! Found source: J1820-2528 ! ! 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 8.15447e+09 8e+06 1 8e+06 ! 02 2 8.23447e+09 8e+06 1 8e+06 ! 03 3 8.41447e+09 8e+06 1 8e+06 ! 04 4 8.55447e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 753 lines of history. ! ! Reading 22420 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 J1820-2528_X_1997_07_02_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 0.200x0.200 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.700341 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=0.6693 mas, bmaj=1.745 mas, bpa=-1.42 degrees ! Estimated noise=1322.87 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 = 0.474384 Jy ! Component: 100 - total flux cleaned = 0.620057 Jy ! Total flux subtracted in 100 components = 0.620057 Jy ! Clean residual min=-0.029816 max=0.060051 Jy/beam ! Clean residual mean=0.000129 rms=0.009600 Jy/beam ! Combined flux in latest and established models = 0.620057 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 0.620057 Jy ! ! Correcting IF 1. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.297166Jy sigma=0.001813 ! Fit after self-cal, rms=0.296893Jy sigma=0.001811 ! Inverting map and beam ! Estimated beam: bmin=0.6693 mas, bmaj=1.745 mas, bpa=-1.42 degrees ! Estimated noise=1322.88 mJy/beam. ! Added new window around map position (-0.6, 2.2). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0821987 Jy ! Component: 100 - total flux cleaned = 0.133622 Jy ! Total flux subtracted in 100 components = 0.133622 Jy ! Clean residual min=-0.023553 max=0.044356 Jy/beam ! Clean residual mean=0.000066 rms=0.006929 Jy/beam ! Combined flux in latest and established models = 0.75368 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 48 components and 0.753679 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268915Jy sigma=0.001566 ! Fit after self-cal, rms=0.268681Jy sigma=0.001563 ! 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=0.8734 mas, bmaj=2.301 mas, bpa=-3.776 degrees ! Estimated noise=749.578 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 = 0.0756687 Jy ! Component: 100 - total flux cleaned = 0.10382 Jy ! Component: 150 - total flux cleaned = 0.116917 Jy ! Component: 200 - total flux cleaned = 0.12275 Jy ! Total flux subtracted in 200 components = 0.12275 Jy ! Clean residual min=-0.014690 max=0.022777 Jy/beam ! Clean residual mean=-0.000047 rms=0.004517 Jy/beam ! Combined flux in latest and established models = 0.876429 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 39 model components to the UV plane model. ! The established model now contains 69 components and 0.876429 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261627Jy sigma=0.001467 ! Fit after self-cal, rms=0.261592Jy sigma=0.001467 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8734 x 2.301 at -3.776 degrees (North through East) ! Clean map min=-0.013788 max=0.57879 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: 0.98501 ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.12 KP 1.01 ! LA 1.00 MK 1.05 NL 1.05 OV 0.98 ! PT 0.92 SC 0.95 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.989333 ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.07 KP 1.00 ! LA 0.97 MK 1.01 NL 1.06 OV 1.05 ! PT 0.88 SC 1.01 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.986304 ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 1.12 KP 1.00 ! LA 0.99 MK 0.99 NL 1.06 OV 0.98 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.983145 ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 1.11 KP 0.99 ! LA 0.99 MK 0.97 NL 1.06 OV 0.99 ! PT 0.96 SC 1.00 ! ! ! Fit before self-cal, rms=0.261592Jy sigma=0.001467 ! Fit after self-cal, rms=0.262354Jy sigma=0.001447 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=0.262354Jy sigma=0.001447 ! Fit after self-cal, rms=0.262386Jy sigma=0.001447 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8805 mas, bmaj=2.303 mas, bpa=-3.354 degrees ! Estimated noise=731.65 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 = -0.0206376 Jy ! Component: 100 - total flux cleaned = -0.0294633 Jy ! Component: 150 - total flux cleaned = -0.03217 Jy ! Component: 200 - total flux cleaned = -0.033032 Jy ! Total flux subtracted in 200 components = -0.033032 Jy ! Clean residual min=-0.008288 max=0.012704 Jy/beam ! Clean residual mean=0.000005 rms=0.002533 Jy/beam ! Combined flux in latest and established models = 0.843397 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 81 components and 0.843397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260790Jy sigma=0.001439 ! Fit after self-cal, rms=0.260660Jy sigma=0.001439 ! Inverting map ! Added new window around map position (1.4, -2.2). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129829 Jy ! Component: 100 - total flux cleaned = 0.0133615 Jy ! Component: 150 - total flux cleaned = 0.0125572 Jy ! Component: 200 - total flux cleaned = 0.0116538 Jy ! Total flux subtracted in 200 components = 0.0116538 Jy ! Clean residual min=-0.007475 max=0.009781 Jy/beam ! Clean residual mean=0.000008 rms=0.002177 Jy/beam ! Combined flux in latest and established models = 0.855051 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 103 components and 0.855051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259210Jy sigma=0.001433 ! Fit after self-cal, rms=0.259031Jy sigma=0.001432 ! 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=0.259031Jy sigma=0.001432 ! Fit after self-cal, rms=0.247234Jy sigma=0.001346 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 = 0.0056533 Jy ! Component: 100 - total flux cleaned = 0.00546261 Jy ! Component: 150 - total flux cleaned = 0.00508495 Jy ! Component: 200 - total flux cleaned = 0.00473934 Jy ! Total flux subtracted in 200 components = 0.00473934 Jy ! Clean residual min=-0.007600 max=0.008611 Jy/beam ! Clean residual mean=0.000014 rms=0.002055 Jy/beam ! Combined flux in latest and established models = 0.85979 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 114 components and 0.85979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246888Jy sigma=0.001344 ! Fit after self-cal, rms=0.244411Jy sigma=0.001326 ! 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: 0.8805 x 2.303 at -3.354 degrees (North through East) ! Clean map min=-0.0080535 max=0.57322 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=0.244411Jy sigma=0.001326 ! Fit after self-cal, rms=0.471615Jy sigma=0.001298 ! 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=0.471615Jy sigma=0.001298 ! Fit after self-cal, rms=0.471236Jy sigma=0.001293 ! Inverting map and beam ! Estimated beam: bmin=0.8792 mas, bmaj=2.306 mas, bpa=-3.554 degrees ! Estimated noise=727.538 mJy/beam. ! Added new window around map position (-8.4, 3.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448901 Jy ! Component: 100 - total flux cleaned = 0.00615563 Jy ! Component: 150 - total flux cleaned = 0.0068086 Jy ! Component: 200 - total flux cleaned = 0.00722346 Jy ! Total flux subtracted in 200 components = 0.00722346 Jy ! Clean residual min=-0.004606 max=0.004638 Jy/beam ! Clean residual mean=0.000007 rms=0.001264 Jy/beam ! Combined flux in latest and established models = 0.867014 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 135 components and 0.867014 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.471052Jy sigma=0.001291 ! Fit after self-cal, rms=0.470848Jy sigma=0.001288 ! 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=0.470848Jy sigma=0.001288 ! Fit after self-cal, rms=0.478923Jy sigma=0.001286 ! 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=0.478923Jy sigma=0.001286 ! Fit after self-cal, rms=0.478840Jy sigma=0.001285 ! Inverting map and beam ! Estimated beam: bmin=0.8763 mas, bmaj=2.308 mas, bpa=-3.688 degrees ! Estimated noise=725.772 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -9.78464e-05 Jy ! Component: 100 - total flux cleaned = 0.00115534 Jy ! Component: 150 - total flux cleaned = 0.00162218 Jy ! Component: 200 - total flux cleaned = 0.00193537 Jy ! Total flux subtracted in 200 components = 0.00193537 Jy ! Clean residual min=-0.004097 max=0.004052 Jy/beam ! Clean residual mean=0.000012 rms=0.001168 Jy/beam ! Combined flux in latest and established models = 0.868949 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 33 model components to the UV plane model. ! The established model now contains 150 components and 0.868949 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.478772Jy sigma=0.001284 ! Fit after self-cal, rms=0.478697Jy sigma=0.001283 ! Inverting map ! ************** FINISHED AMPLITUDE SELF-CAL ************** 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=2.46 mas, bmaj=5.976 mas, bpa=3.278 degrees ! Estimated noise=932.776 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 = 0.00145674 Jy ! Component: 100 - total flux cleaned = 0.00225872 Jy ! Component: 150 - total flux cleaned = 0.00284718 Jy ! Component: 200 - total flux cleaned = 0.00305946 Jy ! Total flux subtracted in 200 components = 0.00305946 Jy ! Clean residual min=-0.004099 max=0.004005 Jy/beam ! Clean residual mean=0.000015 rms=0.001477 Jy/beam ! Combined flux in latest and established models = 0.872009 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 169 components and 0.872008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.478668Jy sigma=0.001283 ! Fit after self-cal, rms=0.478604Jy sigma=0.001282 ! 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=0.6684 mas, bmaj=1.722 mas, bpa=-1.417 degrees ! Estimated noise=1350.91 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.49211 Jy ! Component: 100 - total flux cleaned = 0.645949 Jy ! Component: 150 - total flux cleaned = 0.721013 Jy ! Component: 200 - total flux cleaned = 0.765583 Jy ! Total flux subtracted in 200 components = 0.765583 Jy ! Clean residual min=-0.011972 max=0.018047 Jy/beam ! Clean residual mean=0.000056 rms=0.003524 Jy/beam ! Combined flux in latest and established models = 0.765583 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 47 model components to the UV plane model. ! The established model now contains 47 components and 0.765583 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8763 mas, bmaj=2.308 mas, bpa=-3.688 degrees ! Estimated noise=725.772 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 = 0.0497077 Jy ! Component: 100 - total flux cleaned = 0.0730661 Jy ! Component: 150 - total flux cleaned = 0.0856869 Jy ! Component: 200 - total flux cleaned = 0.0937273 Jy ! Total flux subtracted in 200 components = 0.0937273 Jy ! Clean residual min=-0.004939 max=0.004903 Jy/beam ! Clean residual mean=0.000016 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 0.859311 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 111 components and 0.859311 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=2.46 mas, bmaj=5.976 mas, bpa=3.278 degrees ! Estimated noise=932.776 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 = 0.00723597 Jy ! Component: 100 - total flux cleaned = 0.0111023 Jy ! Component: 150 - total flux cleaned = 0.0132949 Jy ! Component: 200 - total flux cleaned = 0.0138058 Jy ! Total flux subtracted in 200 components = 0.0138058 Jy ! Clean residual min=-0.003713 max=0.003835 Jy/beam ! Clean residual mean=0.000014 rms=0.001429 Jy/beam ! Combined flux in latest and established models = 0.873117 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 129 components and 0.873117 Jy ! Inverting map uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8763 mas, bmaj=2.308 mas, bpa=-3.688 degrees ! Estimated noise=725.772 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000956602 Jy ! Component: 100 - total flux cleaned = -0.000964218 Jy ! Component: 150 - total flux cleaned = -0.00106196 Jy ! Component: 200 - total flux cleaned = -0.00105943 Jy ! Total flux subtracted in 200 components = -0.00105943 Jy ! Clean residual min=-0.004153 max=0.004009 Jy/beam ! Clean residual mean=0.000007 rms=0.001062 Jy/beam ! Combined flux in latest and established models = 0.872057 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 152 components and 0.872057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.478471Jy sigma=0.001282 ! Fit after self-cal, rms=0.478401Jy sigma=0.001281 wmodel J1820-2528_X_1997_07_02_yyk\_map.mod ! Writing 152 model components to file: J1820-2528_X_1997_07_02_yyk_map.mod wobs J1820-2528_X_1997_07_02_yyk\_uvs.fits ! Writing UV FITS file: J1820-2528_X_1997_07_02_yyk_uvs.fits wwins J1820-2528_X_1997_07_02_yyk\_map.win ! wwins: Wrote 4 windows to J1820-2528_X_1997_07_02_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 = -0.000439929 Jy ! Component: 100 - total flux cleaned = -0.00129275 Jy ! Component: 150 - total flux cleaned = -0.00203481 Jy ! Component: 200 - total flux cleaned = -0.0026804 Jy ! Component: 250 - total flux cleaned = -0.00335584 Jy ! Component: 300 - total flux cleaned = -0.00384235 Jy ! Component: 350 - total flux cleaned = -0.00420852 Jy ! Component: 400 - total flux cleaned = -0.00441282 Jy ! Component: 450 - total flux cleaned = -0.00480368 Jy ! Component: 500 - total flux cleaned = -0.00508689 Jy ! Component: 550 - total flux cleaned = -0.00531638 Jy ! Component: 600 - total flux cleaned = -0.0054522 Jy ! Component: 650 - total flux cleaned = -0.00575971 Jy ! Component: 700 - total flux cleaned = -0.00593108 Jy ! Component: 750 - total flux cleaned = -0.00614094 Jy ! Component: 800 - total flux cleaned = -0.0063471 Jy ! Component: 850 - total flux cleaned = -0.00650832 Jy ! Component: 900 - total flux cleaned = -0.00678444 Jy ! Component: 950 - total flux cleaned = -0.00682233 Jy ! Component: 1000 - total flux cleaned = -0.00697438 Jy ! Component: 1050 - total flux cleaned = -0.00704827 Jy ! Component: 1100 - total flux cleaned = -0.00719525 Jy ! Component: 1150 - total flux cleaned = -0.0072675 Jy ! Component: 1200 - total flux cleaned = -0.00737373 Jy ! Component: 1250 - total flux cleaned = -0.00751182 Jy ! Component: 1300 - total flux cleaned = -0.00764838 Jy ! Component: 1350 - total flux cleaned = -0.0077163 Jy ! Component: 1400 - total flux cleaned = -0.00778303 Jy ! Component: 1450 - total flux cleaned = -0.00784765 Jy ! Component: 1500 - total flux cleaned = -0.00784752 Jy ! Component: 1550 - total flux cleaned = -0.00794289 Jy ! Component: 1600 - total flux cleaned = -0.00794285 Jy ! Component: 1650 - total flux cleaned = -0.00788003 Jy ! Component: 1700 - total flux cleaned = -0.00784897 Jy ! Component: 1750 - total flux cleaned = -0.00781809 Jy ! Component: 1800 - total flux cleaned = -0.00778772 Jy ! Component: 1850 - total flux cleaned = -0.00781791 Jy ! Component: 1900 - total flux cleaned = -0.00793629 Jy ! Component: 1950 - total flux cleaned = -0.00805299 Jy ! Component: 2000 - total flux cleaned = -0.0081103 Jy ! Total flux subtracted in 2048 components = -0.00813891 Jy ! Clean residual min=-0.001581 max=0.001528 Jy/beam ! Clean residual mean=0.000009 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.863918 Jy keep ! Adding 131 model components to the UV plane model. ! The established model now contains 283 components and 0.863918 Jy ![Exited script file: muppet] wmap "J1820-2528_X_1997_07_02_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8763 x 2.308 at -3.688 degrees (North through East) ! Clean map min=-0.0036678 max=0.58475 Jy/beam ! Writing clean map to FITS file: J1820-2528_X_1997_07_02_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.584752 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000536336 device "J1820-2528_X_1997_07_02_yyk\_map.eps/VPS" ! Attempting to open device: 'J1820-2528_X_1997_07_02_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.275161 0.275161 0.550322 1.10064 2.20129 4.40258 8.80515 17.6103 35.2206 70.4412 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.584 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8763 x 2.308 at -3.688 degrees (North through East) ! Clean map min=-0.0036678 max=0.58475 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1820-2528_X_1997_07_02_yyk\_map.gif/gif" ! Attempting to open device: 'J1820-2528_X_1997_07_02_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1820-2528_X_1997_07_02_yyk_uvs.log closed on Mon Jan 8 07:43:08 2007