! Started logfile: J0203+1134_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:35:11 2010 obs J0203+1134_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0203+1134_S_2008_04_02_pus_uva.fits ! AN table 1: 200 integrations on 120 of 120 possible baselines. ! AN table 2: 120 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0765365 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0203+1134 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 984 lines of history. ! ! Reading 11756 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 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2387 telescope corrections were flagged in sub-array 1. ! A total of 1688 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2387 telescope corrections were flagged in sub-array 1. ! A total of 1688 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2387 telescope corrections were flagged in sub-array 1. ! A total of 1688 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2387 telescope corrections were flagged in sub-array 1. ! A total of 1688 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.403517Jy sigma=0.003642 ! Fit after self-cal, rms=0.230330Jy sigma=0.002177 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. 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=4.124 mas, bmaj=5.921 mas, bpa=-5.927 degrees ! Estimated noise=1080.43 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.687193 Jy ! Component: 100 - total flux cleaned = 0.840521 Jy ! Total flux subtracted in 100 components = 0.840521 Jy ! Clean residual min=-0.038365 max=0.051220 Jy/beam ! Clean residual mean=0.000042 rms=0.007655 Jy/beam ! Combined flux in latest and established models = 0.840521 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.840521 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214682Jy sigma=0.001971 ! Fit after self-cal, rms=0.214688Jy sigma=0.001971 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0500052 Jy ! Component: 100 - total flux cleaned = 0.0710405 Jy ! Total flux subtracted in 100 components = 0.0710405 Jy ! Clean residual min=-0.035005 max=0.026700 Jy/beam ! Clean residual mean=-0.000039 rms=0.006546 Jy/beam ! Combined flux in latest and established models = 0.911561 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.911561 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202916Jy sigma=0.001879 ! Fit after self-cal, rms=0.202930Jy sigma=0.001879 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! 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=5.811 mas, bmaj=8.162 mas, bpa=-10.96 degrees ! Estimated noise=705.971 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00588922 Jy ! Component: 100 - total flux cleaned = 0.00632683 Jy ! Component: 150 - total flux cleaned = 0.00651652 Jy ! Component: 200 - total flux cleaned = 0.00670588 Jy ! Total flux subtracted in 200 components = 0.00670588 Jy ! Clean residual min=-0.024029 max=0.026126 Jy/beam ! Clean residual mean=-0.000107 rms=0.005976 Jy/beam ! Combined flux in latest and established models = 0.918267 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 0.918267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202360Jy sigma=0.001876 ! Fit after self-cal, rms=0.202355Jy sigma=0.001876 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.08 HH 1.00* HN 1.07 ! KK 1.10 KP 1.01 LA 1.19 MK 0.76 ! NL 0.91 NY 1.00* ON 1.00* OV 0.97 ! PT 1.01 SC 0.99 WZ 1.00* ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 1.04 HH 1.00* HN 1.08 ! KK 1.05 KP 0.98 LA 1.19 MK 1.00* ! NL 0.86 NY 0.95 ON 1.00* OV 0.94 ! PT 0.98 SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.15 HH 1.00* HN 1.12 ! KK 1.02 KP 1.03 LA 1.12 MK 0.82 ! NL 0.96 NY 1.00* ON 1.00* OV 1.02 ! PT 1.00 SC 1.02 WZ 1.00* ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.14 HH 1.00* HN 1.17 ! KK 1.02 KP 1.01 LA 1.13 MK 1.00* ! NL 0.88 NY 1.06 ON 1.00* OV 0.97 ! PT 0.98 SC 1.08 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.19 HH 1.00* HN 1.14 ! KK 1.08 KP 1.03 LA 0.90 MK 0.86 ! NL 0.99 NY 1.00* ON 1.00* OV 1.05 ! PT 1.06 SC 0.97 WZ 1.00* ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.13 HH 1.00* HN 1.18 ! KK 1.08 KP 1.00 LA 0.89 MK 1.00* ! NL 0.94 NY 0.99 ON 1.00* OV 1.01 ! PT 1.04 SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.14 HH 1.00* HN 1.04 ! KK 1.09 KP 0.96 LA 0.75 MK 0.92 ! NL 0.90 NY 1.00* ON 1.00* OV 0.87 ! PT 0.92 SC 0.99 WZ 1.00* ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.98 HH 1.00* HN 1.07 ! KK 1.05 KP 0.93 LA 0.73 MK 1.00* ! NL 0.87 NY 1.15 ON 1.00* OV 0.83 ! PT 0.90 SC 1.03 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.202355Jy sigma=0.001876 ! Fit after self-cal, rms=0.139011Jy sigma=0.001279 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=6.077 mas, bmaj=8.28 mas, bpa=-11.19 degrees ! Estimated noise=721.362 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00136427 Jy ! Component: 100 - total flux cleaned = -0.00168537 Jy ! Component: 150 - total flux cleaned = -0.00179098 Jy ! Component: 200 - total flux cleaned = -0.00188298 Jy ! Total flux subtracted in 200 components = -0.00188298 Jy ! Clean residual min=-0.004595 max=0.005763 Jy/beam ! Clean residual mean=0.000123 rms=0.001524 Jy/beam ! Combined flux in latest and established models = 0.916384 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 0.916384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138951Jy sigma=0.001279 ! Fit after self-cal, rms=0.139105Jy sigma=0.001278 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139105Jy sigma=0.001278 ! Fit after self-cal, rms=0.138438Jy sigma=0.001270 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.084 mas, bmaj=8.284 mas, bpa=-11.3 degrees ! Estimated noise=720.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00230332 Jy ! Component: 100 - total flux cleaned = -0.00245874 Jy ! Component: 150 - total flux cleaned = -0.00241781 Jy ! Component: 200 - total flux cleaned = -0.00242015 Jy ! Total flux subtracted in 200 components = -0.00242015 Jy ! Clean residual min=-0.003662 max=0.005714 Jy/beam ! Clean residual mean=0.000128 rms=0.001411 Jy/beam ! Combined flux in latest and established models = 0.913964 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 38 components and 0.913964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138389Jy sigma=0.001270 ! Fit after self-cal, rms=0.138396Jy sigma=0.001270 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.3769e-05 Jy ! Component: 100 - total flux cleaned = 3.35239e-05 Jy ! Component: 150 - total flux cleaned = 5.84098e-06 Jy ! Component: 200 - total flux cleaned = -1.93977e-05 Jy ! Total flux subtracted in 200 components = -1.93977e-05 Jy ! Clean residual min=-0.003618 max=0.005704 Jy/beam ! Clean residual mean=0.000129 rms=0.001404 Jy/beam ! Combined flux in latest and established models = 0.913945 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.913944 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138384Jy sigma=0.001270 ! Fit after self-cal, rms=0.138383Jy sigma=0.001270 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138383Jy sigma=0.001270 ! Fit after self-cal, rms=0.137560Jy sigma=0.001259 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.084 mas, bmaj=8.281 mas, bpa=-11.45 degrees ! Estimated noise=720.346 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000379233 Jy ! Component: 100 - total flux cleaned = 0.000459741 Jy ! Component: 150 - total flux cleaned = 0.000495579 Jy ! Component: 200 - total flux cleaned = 0.000554306 Jy ! Total flux subtracted in 200 components = 0.000554306 Jy ! Clean residual min=-0.003225 max=0.004296 Jy/beam ! Clean residual mean=0.000064 rms=0.001084 Jy/beam ! Combined flux in latest and established models = 0.914499 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 48 components and 0.914499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137538Jy sigma=0.001259 ! Fit after self-cal, rms=0.137542Jy sigma=0.001259 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000118067 Jy ! Component: 100 - total flux cleaned = 9.65088e-05 Jy ! Component: 150 - total flux cleaned = 9.65079e-05 Jy ! Component: 200 - total flux cleaned = 7.71465e-05 Jy ! Total flux subtracted in 200 components = 7.71465e-05 Jy ! Clean residual min=-0.003203 max=0.004259 Jy/beam ! Clean residual mean=0.000064 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.914576 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 49 components and 0.914576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137534Jy sigma=0.001259 ! Fit after self-cal, rms=0.137533Jy sigma=0.001259 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137533Jy sigma=0.001259 ! Fit after self-cal, rms=0.137543Jy sigma=0.001259 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.697 mas, bmaj=12.36 mas, bpa=-32.4 degrees ! Estimated noise=786.084 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00097545 Jy ! Component: 100 - total flux cleaned = 0.000922458 Jy ! Component: 150 - total flux cleaned = 0.000881044 Jy ! Component: 200 - total flux cleaned = 0.000831495 Jy ! Total flux subtracted in 200 components = 0.000831495 Jy ! Clean residual min=-0.003324 max=0.005446 Jy/beam ! Clean residual mean=0.000096 rms=0.001285 Jy/beam ! Combined flux in latest and established models = 0.915407 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 52 components and 0.915408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137542Jy sigma=0.001259 ! Fit after self-cal, rms=0.137540Jy sigma=0.001259 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.55315e-06 Jy ! Component: 100 - total flux cleaned = -1.51e-05 Jy ! Component: 150 - total flux cleaned = -5.6401e-05 Jy ! Component: 200 - total flux cleaned = -7.89487e-05 Jy ! Total flux subtracted in 200 components = -7.89487e-05 Jy ! Clean residual min=-0.003308 max=0.005350 Jy/beam ! Clean residual mean=0.000097 rms=0.001278 Jy/beam ! Combined flux in latest and established models = 0.915329 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 54 components and 0.915329 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137540Jy sigma=0.001259 ! Fit after self-cal, rms=0.137540Jy sigma=0.001259 ! Inverting map ! Added new window around map position (-16, -21.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00511908 Jy ! Component: 100 - total flux cleaned = 0.00729326 Jy ! Component: 150 - total flux cleaned = 0.00812513 Jy ! Component: 200 - total flux cleaned = 0.00866058 Jy ! Total flux subtracted in 200 components = 0.00866058 Jy ! Clean residual min=-0.002575 max=0.002523 Jy/beam ! Clean residual mean=0.000059 rms=0.000875 Jy/beam ! Combined flux in latest and established models = 0.923989 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 108 components and 0.923989 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137404Jy sigma=0.001257 ! Fit after self-cal, rms=0.137385Jy sigma=0.001257 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=6.085 mas, bmaj=8.28 mas, bpa=-11.56 degrees ! Estimated noise=720.509 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.085 x 8.28 at -11.56 degrees (North through East) ! Clean map min=-0.0029465 max=0.88689 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137385Jy sigma=0.001257 ! Fit after self-cal, rms=0.124312Jy sigma=0.001117 ! Inverting map and beam ! Estimated beam: bmin=6.086 mas, bmaj=8.284 mas, bpa=-11.67 degrees ! Estimated noise=720.653 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125025 Jy ! Component: 100 - total flux cleaned = 0.00153246 Jy ! Component: 150 - total flux cleaned = 0.00172591 Jy ! Component: 200 - total flux cleaned = 0.00190547 Jy ! Total flux subtracted in 200 components = 0.00190547 Jy ! Clean residual min=-0.002684 max=0.002964 Jy/beam ! Clean residual mean=0.000034 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.925895 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 136 components and 0.925895 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124232Jy sigma=0.001117 ! Fit after self-cal, rms=0.124228Jy sigma=0.001117 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000679672 Jy ! Component: 100 - total flux cleaned = 0.00084366 Jy ! Component: 150 - total flux cleaned = 0.00104861 Jy ! Component: 200 - total flux cleaned = 0.0011939 Jy ! Total flux subtracted in 200 components = 0.0011939 Jy ! Clean residual min=-0.002645 max=0.002887 Jy/beam ! Clean residual mean=0.000030 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.927089 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 146 components and 0.927089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124182Jy sigma=0.001116 ! Fit after self-cal, rms=0.124179Jy sigma=0.001116 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124179Jy sigma=0.001116 ! Fit after self-cal, rms=0.124210Jy sigma=0.001116 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative 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=4.352 mas, bmaj=6.02 mas, bpa=-11.67 degrees ! Estimated noise=1092.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.683641 Jy ! Component: 100 - total flux cleaned = 0.833739 Jy ! Component: 150 - total flux cleaned = 0.877527 Jy ! Component: 200 - total flux cleaned = 0.894349 Jy ! Total flux subtracted in 200 components = 0.894349 Jy ! Clean residual min=-0.005961 max=0.007270 Jy/beam ! Clean residual mean=0.000037 rms=0.001542 Jy/beam ! Combined flux in latest and established models = 0.894349 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.894349 Jy ! Inverting map and beam ! Estimated beam: bmin=6.085 mas, bmaj=8.283 mas, bpa=-11.67 degrees ! Estimated noise=720.901 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=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131785 Jy ! Component: 100 - total flux cleaned = 0.0203604 Jy ! Component: 150 - total flux cleaned = 0.0248874 Jy ! Component: 200 - total flux cleaned = 0.0278082 Jy ! Total flux subtracted in 200 components = 0.0278082 Jy ! Clean residual min=-0.002831 max=0.002613 Jy/beam ! Clean residual mean=0.000051 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.922157 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 57 components and 0.922157 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.693 mas, bmaj=12.36 mas, bpa=-32.46 degrees ! Estimated noise=786.495 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196991 Jy ! Component: 100 - total flux cleaned = 0.00279144 Jy ! Component: 150 - total flux cleaned = 0.00369866 Jy ! Component: 200 - total flux cleaned = 0.00432056 Jy ! Total flux subtracted in 200 components = 0.00432056 Jy ! Clean residual min=-0.002493 max=0.002451 Jy/beam ! Clean residual mean=0.000055 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.926478 Jy flux_cutoff = imstat(rms) * dynam 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=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000371704 Jy ! Component: 100 - total flux cleaned = 0.000673567 Jy ! Component: 150 - total flux cleaned = 0.000993443 Jy ! Component: 200 - total flux cleaned = 0.0012547 Jy ! Total flux subtracted in 200 components = 0.0012547 Jy ! Clean residual min=-0.002423 max=0.002476 Jy/beam ! Clean residual mean=0.000048 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 0.927732 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 139 components and 0.927732 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=6.085 mas, bmaj=8.283 mas, bpa=-11.67 degrees ! Estimated noise=720.901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.52599e-05 Jy ! Component: 100 - total flux cleaned = 0.000237871 Jy ! Component: 150 - total flux cleaned = 0.000403299 Jy ! Component: 200 - total flux cleaned = 0.000506878 Jy ! Total flux subtracted in 200 components = 0.000506878 Jy ! Clean residual min=-0.002799 max=0.002699 Jy/beam ! Clean residual mean=0.000030 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.928239 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 157 components and 0.928239 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124212Jy sigma=0.001116 ! Fit after self-cal, rms=0.124178Jy sigma=0.001116 wmodel J0203+1134_S_2008_04_02_pus_map.mod ! Writing 157 model components to file: J0203+1134_S_2008_04_02_pus_map.mod wobs J0203+1134_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0203+1134_S_2008_04_02_pus_uvs.fits wwins J0203+1134_S_2008_04_02_pus_map.win ! wwins: Wrote 2 windows to J0203+1134_S_2008_04_02_pus_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 = -0.00053577 Jy ! Component: 100 - total flux cleaned = -0.00136871 Jy ! Component: 150 - total flux cleaned = -0.00205895 Jy ! Component: 200 - total flux cleaned = -0.00252056 Jy ! Component: 250 - total flux cleaned = -0.0030363 Jy ! Component: 300 - total flux cleaned = -0.0032859 Jy ! Component: 350 - total flux cleaned = -0.00349304 Jy ! Component: 400 - total flux cleaned = -0.00366113 Jy ! Component: 450 - total flux cleaned = -0.0038575 Jy ! Component: 500 - total flux cleaned = -0.00392154 Jy ! Component: 550 - total flux cleaned = -0.00389041 Jy ! Component: 600 - total flux cleaned = -0.00392173 Jy ! Component: 650 - total flux cleaned = -0.00389192 Jy ! Component: 700 - total flux cleaned = -0.00389198 Jy ! Component: 750 - total flux cleaned = -0.0038051 Jy ! Component: 800 - total flux cleaned = -0.00386232 Jy ! Component: 850 - total flux cleaned = -0.00389059 Jy ! Component: 900 - total flux cleaned = -0.00394645 Jy ! Component: 950 - total flux cleaned = -0.00400129 Jy ! Component: 1000 - total flux cleaned = -0.00402811 Jy ! Component: 1050 - total flux cleaned = -0.00405536 Jy ! Component: 1100 - total flux cleaned = -0.00410827 Jy ! Component: 1150 - total flux cleaned = -0.00413447 Jy ! Component: 1200 - total flux cleaned = -0.00421154 Jy ! Component: 1250 - total flux cleaned = -0.00428756 Jy ! Component: 1300 - total flux cleaned = -0.00428754 Jy ! Component: 1350 - total flux cleaned = -0.00438685 Jy ! Component: 1400 - total flux cleaned = -0.00443578 Jy ! Component: 1450 - total flux cleaned = -0.0044601 Jy ! Component: 1500 - total flux cleaned = -0.00446011 Jy ! Component: 1550 - total flux cleaned = -0.00448415 Jy ! Component: 1600 - total flux cleaned = -0.00460164 Jy ! Component: 1650 - total flux cleaned = -0.00460159 Jy ! Component: 1700 - total flux cleaned = -0.0046244 Jy ! Component: 1750 - total flux cleaned = -0.00457845 Jy ! Component: 1800 - total flux cleaned = -0.00448822 Jy ! Component: 1850 - total flux cleaned = -0.00442107 Jy ! Component: 1900 - total flux cleaned = -0.00433255 Jy ! Component: 1950 - total flux cleaned = -0.00433248 Jy ! Component: 2000 - total flux cleaned = -0.00426696 Jy ! Total flux subtracted in 2048 components = -0.00420236 Jy ! Clean residual min=-0.001264 max=0.001348 Jy/beam ! Clean residual mean=0.000028 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.924037 Jy keep ! Adding 118 model components to the UV plane model. ! The established model now contains 275 components and 0.924037 Jy wmap "J0203+1134_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.085 x 8.283 at -11.67 degrees (North through East) ! Clean map min=-0.0025651 max=0.88639 Jy/beam ! Writing clean map to FITS file: J0203+1134_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.88639 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000453039 device "J0203+1134_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0203+1134_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.153332 0.153332 0.306663 0.613326 1.22665 2.45331 4.90661 9.81322 19.6264 39.2529 78.5058 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.886 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.085 x 8.283 at -11.67 degrees (North through East) ! Clean map min=-0.0025651 max=0.88639 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0203+1134_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0203+1134_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0203+1134_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:35:17 2010