! Started logfile: J0257+7843_K_2006_10_20_yyk_uvs.log on Thu Dec 2 20:42:14 2010 obs J0257+7843_K_2006_10_20_yyk_uva.fits ! Reading UV FITS file: J0257+7843_K_2006_10_20_yyk_uva.fits ! AN table 1: 1769 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.559902 visibilities/baseline/integration-bin. ! Found source: J0257+7843 ! ! 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 2241 lines of history. ! ! Reading 356568 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+7843_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)= 0.309138 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=0.3715 mas, bmaj=0.6606 mas, bpa=-45.54 degrees ! Estimated noise=5.12151 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 = 0.1098 Jy ! Component: 100 - total flux cleaned = 0.140758 Jy ! Total flux subtracted in 100 components = 0.140758 Jy ! Clean residual min=-0.026181 max=0.026549 Jy/beam ! Clean residual mean=-0.000023 rms=0.007555 Jy/beam ! Combined flux in latest and established models = 0.140758 Jy ! Performing phase self-cal over 3 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.140758 Jy ! ! Correcting IF 1. ! A total of 140 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 215 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 168 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 260 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 161 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 260 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.280536Jy sigma=1.083280 ! Fit after self-cal, rms=0.267932Jy sigma=1.070814 ! Inverting map and beam ! Estimated beam: bmin=0.3699 mas, bmaj=0.6615 mas, bpa=-45.5 degrees ! Estimated noise=5.17849 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=0.4328 mas, bmaj=0.8192 mas, bpa=-43.43 degrees ! Estimated noise=3.25994 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 = 0.00775346 Jy ! Component: 100 - total flux cleaned = 0.00947741 Jy ! Component: 150 - total flux cleaned = 0.0104587 Jy ! Component: 200 - total flux cleaned = 0.0105943 Jy ! Total flux subtracted in 200 components = 0.0105943 Jy ! Clean residual min=-0.017347 max=0.016844 Jy/beam ! Clean residual mean=-0.000148 rms=0.004679 Jy/beam ! Combined flux in latest and established models = 0.151353 Jy ! Performing phase self-cal over 3 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 29 components and 0.151353 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=0.267477Jy sigma=1.068369 ! Fit after self-cal, rms=0.267237Jy sigma=1.066416 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.4328 x 0.8192 at -43.43 degrees (North through East) ! Clean map min=-0.016112 max=0.1216 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.12 HN 1.71 KP 0.80 ! LA 0.79 MK 1.00* NL 0.90 OV 16.84 ! PT 1.00 SC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.92 KP 1.22 ! LA 0.91 MK 1.00* NL 1.00* OV 0.85 ! PT 1.05 SC 1.00* ! ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.13 HN 1.00* KP 1.30 ! LA 1.00* MK 0.82 NL 1.00* OV 1.00* ! PT 1.09 SC 1.00* ! ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.33 HN 1.00* KP 0.89 ! LA 1.00* MK 0.90 NL 1.00* OV 0.72 ! PT 1.00* SC 1.00* ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.77 FD 1.00* HN 1.00* KP 1.13 ! LA 1.06 MK 0.86 NL 0.76 OV 1.00* ! PT 0.98 SC 1.00* ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* OV 0.00* ! PT 0.00* SC 0.00* ! ! ! Correcting IF 7. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.67 HN 2.08 KP 0.69 ! LA 1.74 MK 1.00* NL 1.00* OV 1.00* ! PT 1.01 SC 1.00* ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* OV 0.00* ! PT 0.00* SC 0.00* ! ! ! Fit before self-cal, rms=0.267237Jy sigma=1.066416 ! Fit after self-cal, rms=1.268577Jy sigma=1.032295 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=1.268577Jy sigma=1.032295 ! Fit after self-cal, rms=1.268638Jy sigma=1.031208 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.4197 mas, bmaj=0.8627 mas, bpa=-37.89 degrees ! Estimated noise=3.14364 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 = 0.00427116 Jy ! Component: 100 - total flux cleaned = 0.00476461 Jy ! Component: 150 - total flux cleaned = 0.00477968 Jy ! Component: 200 - total flux cleaned = 0.00477578 Jy ! Total flux subtracted in 200 components = 0.00477578 Jy ! Clean residual min=-0.011756 max=0.009629 Jy/beam ! Clean residual mean=-0.000082 rms=0.002881 Jy/beam ! Combined flux in latest and established models = 0.156128 Jy ! Performing phase self-cal over 3 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 39 components and 0.156128 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=1.268829Jy sigma=1.028055 ! Fit after self-cal, rms=1.268627Jy sigma=1.027492 ! 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=1.268627Jy sigma=1.027492 ! Fit after self-cal, rms=1.265517Jy sigma=0.975570 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 = 0.0098125 Jy ! Component: 100 - total flux cleaned = 0.0111324 Jy ! Component: 150 - total flux cleaned = 0.0116918 Jy ! Component: 200 - total flux cleaned = 0.0120207 Jy ! Total flux subtracted in 200 components = 0.0120207 Jy ! Clean residual min=-0.011404 max=0.009548 Jy/beam ! Clean residual mean=-0.000055 rms=0.002677 Jy/beam ! Combined flux in latest and established models = 0.168149 Jy ! Performing phase self-cal over 0.3 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 46 components and 0.168149 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=1.265513Jy sigma=0.971663 ! Fit after self-cal, rms=1.264504Jy sigma=0.964777 ! 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: 0.4197 x 0.8627 at -37.89 degrees (North through East) ! Clean map min=-0.010739 max=0.13619 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=1.264504Jy sigma=0.964777 ! Fit after self-cal, rms=0.418120Jy sigma=0.957430 ! 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=0.418120Jy sigma=0.957430 ! Fit after self-cal, rms=0.417178Jy sigma=0.954700 ! Inverting map and beam ! Estimated beam: bmin=0.4023 mas, bmaj=0.8199 mas, bpa=-38.96 degrees ! Estimated noise=3.05146 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262273 Jy ! Component: 100 - total flux cleaned = 0.00230416 Jy ! Component: 150 - total flux cleaned = 0.00203032 Jy ! Component: 200 - total flux cleaned = 0.00186827 Jy ! Total flux subtracted in 200 components = 0.00186827 Jy ! Clean residual min=-0.010522 max=0.009196 Jy/beam ! Clean residual mean=-0.000037 rms=0.002479 Jy/beam ! Combined flux in latest and established models = 0.170017 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 0.170017 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=0.417186Jy sigma=0.954029 ! Fit after self-cal, rms=0.416097Jy sigma=0.952780 ! 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=0.416097Jy sigma=0.952780 ! Fit after self-cal, rms=0.414855Jy sigma=0.946538 ! 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=0.414855Jy sigma=0.946538 ! Fit after self-cal, rms=0.413440Jy sigma=0.945358 ! Inverting map and beam ! Estimated beam: bmin=0.3963 mas, bmaj=0.7873 mas, bpa=-38.38 degrees ! Estimated noise=3.07516 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00467434 Jy ! Component: 100 - total flux cleaned = 0.00517173 Jy ! Component: 150 - total flux cleaned = 0.00509505 Jy ! Component: 200 - total flux cleaned = 0.00495962 Jy ! Total flux subtracted in 200 components = 0.00495962 Jy ! Clean residual min=-0.009762 max=0.008653 Jy/beam ! Clean residual mean=-0.000050 rms=0.002350 Jy/beam ! Combined flux in latest and established models = 0.174977 Jy ! Performing phase self-cal over 0.3 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 61 components and 0.174977 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=0.413257Jy sigma=0.944596 ! Fit after self-cal, rms=0.412537Jy sigma=0.943930 ! 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=0.9012 mas, bmaj=1.035 mas, bpa=7.928 degrees ! Estimated noise=3.70648 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 = 0.000780773 Jy ! Component: 100 - total flux cleaned = 0.000973192 Jy ! Component: 150 - total flux cleaned = 0.000972151 Jy ! Component: 200 - total flux cleaned = 0.000971853 Jy ! Total flux subtracted in 200 components = 0.000971853 Jy ! Clean residual min=-0.008565 max=0.009829 Jy/beam ! Clean residual mean=-0.000110 rms=0.002625 Jy/beam ! Combined flux in latest and established models = 0.175949 Jy ! Performing phase self-cal over 0.3 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 71 components and 0.175949 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=0.412540Jy sigma=0.943894 ! Fit after self-cal, rms=0.411878Jy sigma=0.943343 ! 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=0.3544 mas, bmaj=0.6164 mas, bpa=-44.36 degrees ! Estimated noise=4.91202 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.123048 Jy ! Component: 100 - total flux cleaned = 0.158123 Jy ! Component: 150 - total flux cleaned = 0.17452 Jy ! Component: 200 - total flux cleaned = 0.178814 Jy ! Total flux subtracted in 200 components = 0.178814 Jy ! Clean residual min=-0.017964 max=0.017463 Jy/beam ! Clean residual mean=0.000061 rms=0.005551 Jy/beam ! Combined flux in latest and established models = 0.178814 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.178814 Jy ! Inverting map and beam ! Estimated beam: bmin=0.3963 mas, bmaj=0.7873 mas, bpa=-38.38 degrees ! Estimated noise=3.07516 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 = -0.00386695 Jy ! Component: 100 - total flux cleaned = -0.00347478 Jy ! Component: 150 - total flux cleaned = -0.00281009 Jy ! Component: 200 - total flux cleaned = -0.00225546 Jy ! Total flux subtracted in 200 components = -0.00225546 Jy ! Clean residual min=-0.010089 max=0.010008 Jy/beam ! Clean residual mean=-0.000050 rms=0.002558 Jy/beam ! Combined flux in latest and established models = 0.176558 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 46 components and 0.176558 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=0.9012 mas, bmaj=1.035 mas, bpa=7.928 degrees ! Estimated noise=3.70648 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 = -0.000216366 Jy ! Component: 100 - total flux cleaned = 0.000177854 Jy ! Component: 150 - total flux cleaned = 0.000305158 Jy ! Component: 200 - total flux cleaned = 0.000357051 Jy ! Total flux subtracted in 200 components = 0.000357051 Jy ! Clean residual min=-0.008354 max=0.009977 Jy/beam ! Clean residual mean=-0.000107 rms=0.002632 Jy/beam ! Combined flux in latest and established models = 0.176915 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 54 components and 0.176915 Jy ! Inverting map uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.3963 mas, bmaj=0.7873 mas, bpa=-38.38 degrees ! Estimated noise=3.07516 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000336905 Jy ! Component: 100 - total flux cleaned = 0.00052957 Jy ! Component: 150 - total flux cleaned = 0.0006995 Jy ! Component: 200 - total flux cleaned = 0.000858945 Jy ! Total flux subtracted in 200 components = 0.000858945 Jy ! Clean residual min=-0.009991 max=0.009587 Jy/beam ! Clean residual mean=-0.000048 rms=0.002428 Jy/beam ! Combined flux in latest and established models = 0.177774 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.3 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 0.177774 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=0.411681Jy sigma=0.943737 ! Fit after self-cal, rms=0.411156Jy sigma=0.943178 wmodel J0257+7843_K_2006_10_20_yyk\_map.mod ! Writing 63 model components to file: J0257+7843_K_2006_10_20_yyk_map.mod wobs J0257+7843_K_2006_10_20_yyk\_uvs.fits ! Writing UV FITS file: J0257+7843_K_2006_10_20_yyk_uvs.fits wwins J0257+7843_K_2006_10_20_yyk\_map.win ! wwins: Wrote 1 windows to J0257+7843_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 = -0.00163648 Jy ! Component: 100 - total flux cleaned = -0.00177658 Jy ! Component: 150 - total flux cleaned = -0.00252013 Jy ! Component: 200 - total flux cleaned = -0.00378631 Jy ! Component: 250 - total flux cleaned = -0.00464249 Jy ! Component: 300 - total flux cleaned = -0.00545057 Jy ! Component: 350 - total flux cleaned = -0.00592639 Jy ! Component: 400 - total flux cleaned = -0.00574547 Jy ! Component: 450 - total flux cleaned = -0.0058363 Jy ! Component: 500 - total flux cleaned = -0.00600478 Jy ! Component: 550 - total flux cleaned = -0.00632857 Jy ! Component: 600 - total flux cleaned = -0.00648649 Jy ! Component: 650 - total flux cleaned = -0.00671396 Jy ! Component: 700 - total flux cleaned = -0.00700259 Jy ! Component: 750 - total flux cleaned = -0.00721003 Jy ! Component: 800 - total flux cleaned = -0.00734816 Jy ! Component: 850 - total flux cleaned = -0.00774477 Jy ! Component: 900 - total flux cleaned = -0.00800347 Jy ! Component: 950 - total flux cleaned = -0.00825464 Jy ! Component: 1000 - total flux cleaned = -0.00862505 Jy ! Component: 1050 - total flux cleaned = -0.00898994 Jy ! Component: 1100 - total flux cleaned = -0.00916976 Jy ! Component: 1150 - total flux cleaned = -0.00922945 Jy ! Component: 1200 - total flux cleaned = -0.00946481 Jy ! Component: 1250 - total flux cleaned = -0.00975644 Jy ! Component: 1300 - total flux cleaned = -0.00981423 Jy ! Component: 1350 - total flux cleaned = -0.0100448 Jy ! Component: 1400 - total flux cleaned = -0.0101597 Jy ! Component: 1450 - total flux cleaned = -0.010274 Jy ! Component: 1500 - total flux cleaned = -0.0103303 Jy ! Component: 1550 - total flux cleaned = -0.0104438 Jy ! Component: 1600 - total flux cleaned = -0.010614 Jy ! Component: 1650 - total flux cleaned = -0.010727 Jy ! Component: 1700 - total flux cleaned = -0.0108965 Jy ! Component: 1750 - total flux cleaned = -0.0111216 Jy ! Component: 1800 - total flux cleaned = -0.0111783 Jy ! Component: 1850 - total flux cleaned = -0.0112905 Jy ! Component: 1900 - total flux cleaned = -0.0112904 Jy ! Component: 1950 - total flux cleaned = -0.0112341 Jy ! Component: 2000 - total flux cleaned = -0.0111211 Jy ! Total flux subtracted in 2048 components = -0.0110639 Jy ! Clean residual min=-0.003252 max=0.004080 Jy/beam ! Clean residual mean=-0.000042 rms=0.000983 Jy/beam ! Combined flux in latest and established models = 0.166711 Jy keep ! Adding 106 model components to the UV plane model. ! The established model now contains 169 components and 0.16671 Jy ![Exited script file: muppet] wmap "J0257+7843_K_2006_10_20_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.3963 x 0.7873 at -38.38 degrees (North through East) ! Clean map min=-0.0063827 max=0.13435 Jy/beam ! Writing clean map to FITS file: J0257+7843_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 0.134349 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000933818 device "J0257+7843_K_2006_10_20_yyk\_map.eps/VPS" ! Attempting to open device: 'J0257+7843_K_2006_10_20_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.0852 2.0852 4.17041 8.34082 16.6816 33.3633 66.7265 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.134 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.3963 x 0.7873 at -38.38 degrees (North through East) ! Clean map min=-0.0063827 max=0.13435 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0257+7843_K_2006_10_20_yyk\_map.gif/gif" ! Attempting to open device: 'J0257+7843_K_2006_10_20_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0257+7843_K_2006_10_20_yyk_uvs.log closed on Thu Dec 2 20:42:16 2010