! Started logfile: J0257+1847_K_2006_10_20_yyk_uvs.log on Thu Dec 2 20:42:12 2010 obs J0257+1847_K_2006_10_20_yyk_uva.fits ! Reading UV FITS file: J0257+1847_K_2006_10_20_yyk_uva.fits ! AN table 1: 2085 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.877367 visibilities/baseline/integration-bin. ! Found source: J0257+1847 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.42136e+10 8e+06 1 8e+06 ! 02 2 2.42266e+10 8e+06 1 8e+06 ! 03 3 2.42656e+10 8e+06 1 8e+06 ! 04 4 2.43436e+10 8e+06 1 8e+06 ! 05 5 2.44866e+10 8e+06 1 8e+06 ! 06 6 2.45906e+10 8e+06 1 8e+06 ! 07 7 2.46556e+10 8e+06 1 8e+06 ! 08 8 2.46816e+10 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2240 lines of history. ! ! Reading 658552 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ![@muppet J0257+1847_K_2006_10_20_yyk] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 3 float amp_soltime2 amp_soltime2 = 1 float phase_soltime1 phase_soltime1=3 float phase_soltime2 phase_soltime2=0.3 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.70 float thresh thresh = 0.10 float win_mult win_mult = 1.8 float time_av time_av = 10 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.0650x0.0650 milli-arcsec cellsize. uvav time_av, true ! Averaging into 10 second bins. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.322401 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=0.2786 mas, bmaj=0.5884 mas, bpa=-13.15 degrees ! Estimated noise=2.31782 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 = 0.195585 Jy ! Component: 100 - total flux cleaned = 0.230418 Jy ! Total flux subtracted in 100 components = 0.230418 Jy ! Clean residual min=-0.016745 max=0.015314 Jy/beam ! Clean residual mean=-0.000021 rms=0.003920 Jy/beam ! Combined flux in latest and established models = 0.230418 Jy ! Performing phase self-cal over 3 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.230418 Jy ! ! Correcting IF 1. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.222873Jy sigma=1.071489 ! Fit after self-cal, rms=0.222572Jy sigma=1.069634 ! Inverting map and beam ! Estimated beam: bmin=0.2786 mas, bmaj=0.5884 mas, bpa=-13.15 degrees ! Estimated noise=2.31782 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=0.3201 mas, bmaj=0.6832 mas, bpa=-16.03 degrees ! Estimated noise=1.23485 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 = 0.0116394 Jy ! Component: 100 - total flux cleaned = 0.0166209 Jy ! Component: 150 - total flux cleaned = 0.0190003 Jy ! Component: 200 - total flux cleaned = 0.0200998 Jy ! Total flux subtracted in 200 components = 0.0200998 Jy ! Clean residual min=-0.007843 max=0.008392 Jy/beam ! Clean residual mean=0.000016 rms=0.002232 Jy/beam ! Combined flux in latest and established models = 0.250518 Jy ! Performing phase self-cal over 3 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 32 components and 0.250518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.222000Jy sigma=1.066660 ! Fit after self-cal, rms=0.221929Jy sigma=1.066477 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.3201 x 0.6832 at -16.03 degrees (North through East) ! Clean map min=-0.0073904 max=0.22416 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.87 HN 1.11 KP 0.93 ! LA 0.93 MK 0.90 NL 1.24 OV 0.92 ! PT 1.00 SC 1.25 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.90 HN 1.16 KP 0.93 ! LA 0.94 MK 0.83 NL 1.17 OV 0.91 ! PT 0.91 SC 1.16 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.95 HN 1.05 KP 0.96 ! LA 0.98 MK 0.83 NL 1.12 OV 0.84 ! PT 1.11 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 1.04 KP 0.96 ! LA 0.91 MK 0.90 NL 1.00 OV 0.73 ! PT 1.32 SC 1.12 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.96 HN 0.96 KP 0.97 ! LA 1.02 MK 1.13 NL 1.05 OV 0.75 ! PT 0.97 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.08 HN 0.74 KP 0.79 ! LA 1.10 MK 1.07 NL 1.12 OV 0.90 ! PT 1.14 SC 1.00* ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.20 HN 0.96 KP 0.80 ! LA 1.00 MK 1.13 NL 1.18 OV 1.10 ! PT 1.12 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.19 HN 0.90 KP 0.80 ! LA 0.97 MK 1.23 NL 1.11 OV 1.19 ! PT 1.21 SC 0.88 ! ! ! Fit before self-cal, rms=0.221929Jy sigma=1.066477 ! Fit after self-cal, rms=0.215963Jy sigma=1.040096 selfcal false, false, phase_soltime ! Performing phase self-cal over 3 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.215963Jy sigma=1.040096 ! Fit after self-cal, rms=0.215914Jy sigma=1.040000 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.3243 mas, bmaj=0.6946 mas, bpa=-16.43 degrees ! Estimated noise=1.21985 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 = -0.00192634 Jy ! Component: 100 - total flux cleaned = -0.00232154 Jy ! Component: 150 - total flux cleaned = -0.00254116 Jy ! Component: 200 - total flux cleaned = -0.00262561 Jy ! Total flux subtracted in 200 components = -0.00262561 Jy ! Clean residual min=-0.004830 max=0.005018 Jy/beam ! Clean residual mean=0.000021 rms=0.001385 Jy/beam ! Combined flux in latest and established models = 0.247892 Jy ! Performing phase self-cal over 3 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 39 components and 0.247892 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.215894Jy sigma=1.039867 ! Fit after self-cal, rms=0.215884Jy sigma=1.039964 ! 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 0.3 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.215884Jy sigma=1.039964 ! Fit after self-cal, rms=0.208015Jy sigma=0.992262 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 = 0.00452174 Jy ! Component: 100 - total flux cleaned = 0.00423021 Jy ! Component: 150 - total flux cleaned = 0.00415438 Jy ! Component: 200 - total flux cleaned = 0.00395259 Jy ! Total flux subtracted in 200 components = 0.00395259 Jy ! Clean residual min=-0.004980 max=0.004671 Jy/beam ! Clean residual mean=0.000023 rms=0.001356 Jy/beam ! Combined flux in latest and established models = 0.251845 Jy ! Performing phase self-cal over 0.3 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.251845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.207830Jy sigma=0.991323 ! Fit after self-cal, rms=0.207015Jy sigma=0.986928 ! 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: 0.3243 x 0.6946 at -16.43 degrees (North through East) ! Clean map min=-0.0047986 max=0.23155 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 3 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.207015Jy sigma=0.986928 ! Fit after self-cal, rms=0.204695Jy sigma=0.981288 ! Performing phase self-cal over 0.3 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.204695Jy sigma=0.981288 ! Fit after self-cal, rms=0.204414Jy sigma=0.980095 ! Inverting map and beam ! Estimated beam: bmin=0.3233 mas, bmaj=0.6863 mas, bpa=-15.58 degrees ! Estimated noise=1.21639 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000347873 Jy ! Component: 100 - total flux cleaned = 0.000100479 Jy ! Component: 150 - total flux cleaned = 3.09929e-05 Jy ! Component: 200 - total flux cleaned = -1.54556e-06 Jy ! Total flux subtracted in 200 components = -1.54556e-06 Jy ! Clean residual min=-0.003765 max=0.004079 Jy/beam ! Clean residual mean=-0.000004 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 0.251843 Jy ! Performing phase self-cal over 0.3 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 53 components and 0.251843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.204397Jy sigma=0.979997 ! Fit after self-cal, rms=0.204231Jy sigma=0.979538 ! Inverting map ! Performing amp+phase self-cal over 1 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.204231Jy sigma=0.979538 ! Fit after self-cal, rms=0.204575Jy sigma=0.974033 ! Performing phase self-cal over 0.3 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.204575Jy sigma=0.974033 ! Fit after self-cal, rms=0.204450Jy sigma=0.973400 ! Inverting map and beam ! Estimated beam: bmin=0.3239 mas, bmaj=0.6871 mas, bpa=-15.46 degrees ! Estimated noise=1.21809 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000526176 Jy ! Component: 100 - total flux cleaned = 0.00034107 Jy ! Component: 150 - total flux cleaned = 0.000248852 Jy ! Component: 200 - total flux cleaned = 0.00022043 Jy ! Total flux subtracted in 200 components = 0.00022043 Jy ! Clean residual min=-0.003719 max=0.003911 Jy/beam ! Clean residual mean=-0.000002 rms=0.000986 Jy/beam ! Combined flux in latest and established models = 0.252064 Jy ! Performing phase self-cal over 0.3 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 0.252064 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.204438Jy sigma=0.973315 ! Fit after self-cal, rms=0.204389Jy sigma=0.973226 ! Inverting map ! ************** FINISHED AMPLITUDE SELF-CAL ************** uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 180 mega-wavelengths. win_mult = win_mult * 1.4 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.878 mas, bmaj=1.026 mas, bpa=29.58 degrees ! Estimated noise=1.61363 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 = -0.000749311 Jy ! Component: 100 - total flux cleaned = -0.000830862 Jy ! Component: 150 - total flux cleaned = -0.000902664 Jy ! Component: 200 - total flux cleaned = -0.000951782 Jy ! Total flux subtracted in 200 components = -0.000951782 Jy ! Clean residual min=-0.004461 max=0.004329 Jy/beam ! Clean residual mean=-0.000015 rms=0.001311 Jy/beam ! Combined flux in latest and established models = 0.251112 Jy ! Performing phase self-cal over 0.3 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 59 components and 0.251112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.204394Jy sigma=0.973231 ! Fit after self-cal, rms=0.204357Jy sigma=0.973178 ! 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=0.2817 mas, bmaj=0.5929 mas, bpa=-12.67 degrees ! Estimated noise=2.30501 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.202038 Jy ! Component: 100 - total flux cleaned = 0.233908 Jy ! Component: 150 - total flux cleaned = 0.246371 Jy ! Component: 200 - total flux cleaned = 0.251095 Jy ! Total flux subtracted in 200 components = 0.251095 Jy ! Clean residual min=-0.008258 max=0.007656 Jy/beam ! Clean residual mean=-0.000002 rms=0.002146 Jy/beam ! Combined flux in latest and established models = 0.251095 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.251095 Jy ! Inverting map and beam ! Estimated beam: bmin=0.3239 mas, bmaj=0.6871 mas, bpa=-15.46 degrees ! Estimated noise=1.21809 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 = 0.00121515 Jy ! Component: 100 - total flux cleaned = 0.000953152 Jy ! Component: 150 - total flux cleaned = 0.00084562 Jy ! Component: 200 - total flux cleaned = 0.000878736 Jy ! Total flux subtracted in 200 components = 0.000878736 Jy ! Clean residual min=-0.003687 max=0.003949 Jy/beam ! Clean residual mean=-0.000002 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.251974 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 36 components and 0.251974 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 180 mega-wavelengths. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.878 mas, bmaj=1.026 mas, bpa=29.58 degrees ! Estimated noise=1.61363 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 = -0.000702313 Jy ! Component: 100 - total flux cleaned = -0.000780202 Jy ! Component: 150 - total flux cleaned = -0.000864383 Jy ! Component: 200 - total flux cleaned = -0.000917828 Jy ! Total flux subtracted in 200 components = -0.000917828 Jy ! Clean residual min=-0.004478 max=0.004389 Jy/beam ! Clean residual mean=-0.000015 rms=0.001319 Jy/beam ! Combined flux in latest and established models = 0.251056 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 42 components and 0.251056 Jy ! Inverting map uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.3239 mas, bmaj=0.6871 mas, bpa=-15.46 degrees ! Estimated noise=1.21809 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000553511 Jy ! Component: 100 - total flux cleaned = 0.000681887 Jy ! Component: 150 - total flux cleaned = 0.000710384 Jy ! Component: 200 - total flux cleaned = 0.000710122 Jy ! Total flux subtracted in 200 components = 0.000710122 Jy ! Clean residual min=-0.003637 max=0.003845 Jy/beam ! Clean residual mean=-0.000003 rms=0.000981 Jy/beam ! Combined flux in latest and established models = 0.251766 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.3 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 44 components and 0.251766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.204341Jy sigma=0.973070 ! Fit after self-cal, rms=0.204323Jy sigma=0.973031 wmodel J0257+1847_K_2006_10_20_yyk\_map.mod ! Writing 44 model components to file: J0257+1847_K_2006_10_20_yyk_map.mod wobs J0257+1847_K_2006_10_20_yyk\_uvs.fits ! Writing UV FITS file: J0257+1847_K_2006_10_20_yyk_uvs.fits wwins J0257+1847_K_2006_10_20_yyk\_map.win ! wwins: Wrote 1 windows to J0257+1847_K_2006_10_20_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 = 0.000796985 Jy ! Component: 100 - total flux cleaned = 0.000987384 Jy ! Component: 150 - total flux cleaned = 0.000813516 Jy ! Component: 200 - total flux cleaned = 0.000597145 Jy ! Component: 250 - total flux cleaned = 0.00054448 Jy ! Component: 300 - total flux cleaned = 0.000397471 Jy ! Component: 350 - total flux cleaned = 0.000492341 Jy ! Component: 400 - total flux cleaned = 0.000537811 Jy ! Component: 450 - total flux cleaned = 0.000494074 Jy ! Component: 500 - total flux cleaned = 0.000493881 Jy ! Component: 550 - total flux cleaned = 0.000535249 Jy ! Component: 600 - total flux cleaned = 0.000697089 Jy ! Component: 650 - total flux cleaned = 0.000696876 Jy ! Component: 700 - total flux cleaned = 0.00069636 Jy ! Component: 750 - total flux cleaned = 0.000583939 Jy ! Component: 800 - total flux cleaned = 0.000621706 Jy ! Component: 850 - total flux cleaned = 0.000621576 Jy ! Component: 900 - total flux cleaned = 0.00055132 Jy ! Component: 950 - total flux cleaned = 0.00055122 Jy ! Component: 1000 - total flux cleaned = 0.000584511 Jy ! Component: 1050 - total flux cleaned = 0.000617698 Jy ! Component: 1100 - total flux cleaned = 0.000714073 Jy ! Component: 1150 - total flux cleaned = 0.000651032 Jy ! Component: 1200 - total flux cleaned = 0.000744115 Jy ! Component: 1250 - total flux cleaned = 0.000804862 Jy ! Component: 1300 - total flux cleaned = 0.000834824 Jy ! Component: 1350 - total flux cleaned = 0.000806375 Jy ! Component: 1400 - total flux cleaned = 0.000807016 Jy ! Component: 1450 - total flux cleaned = 0.000807821 Jy ! Component: 1500 - total flux cleaned = 0.000835329 Jy ! Component: 1550 - total flux cleaned = 0.000753473 Jy ! Component: 1600 - total flux cleaned = 0.000807105 Jy ! Component: 1650 - total flux cleaned = 0.000728242 Jy ! Component: 1700 - total flux cleaned = 0.000702105 Jy ! Component: 1750 - total flux cleaned = 0.000600514 Jy ! Component: 1800 - total flux cleaned = 0.000625906 Jy ! Component: 1850 - total flux cleaned = 0.000551217 Jy ! Component: 1900 - total flux cleaned = 0.000502589 Jy ! Component: 1950 - total flux cleaned = 0.000478507 Jy ! Component: 2000 - total flux cleaned = 0.00050199 Jy ! Total flux subtracted in 2048 components = 0.00050143 Jy ! Clean residual min=-0.001332 max=0.001167 Jy/beam ! Clean residual mean=-0.000002 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.252268 Jy keep ! Adding 128 model components to the UV plane model. ! The established model now contains 172 components and 0.252267 Jy ![Exited script file: muppet] wmap "J0257+1847_K_2006_10_20_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.3239 x 0.6871 at -15.46 degrees (North through East) ! Clean map min=-0.0028442 max=0.2332 Jy/beam ! Writing clean map to FITS file: J0257+1847_K_2006_10_20_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.233204 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000434562 device "J0257+1847_K_2006_10_20_yyk\_map.eps/VPS" ! Attempting to open device: 'J0257+1847_K_2006_10_20_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.559033 0.559033 1.11807 2.23613 4.47226 8.94453 17.8891 35.7781 71.5562 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.233 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.3239 x 0.6871 at -15.46 degrees (North through East) ! Clean map min=-0.0028442 max=0.2332 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0257+1847_K_2006_10_20_yyk\_map.gif/gif" ! Attempting to open device: 'J0257+1847_K_2006_10_20_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0257+1847_K_2006_10_20_yyk_uvs.log closed on Thu Dec 2 20:42:14 2010