! Started logfile: J1700-2610_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:18:09 2011 obs J1700-2610_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1700-2610_X_2010_10_13_pus_uva.fits ! AN table 1: 76 integrations on 105 of 105 possible baselines. ! AN table 2: 62 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.142236 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1700-2610 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 5978 lines of history. ! ! Reading 8244 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1700-2610_X_2010_10_13_pus] 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 = 256x256 pixels with 0.200x0.200 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 778 telescope corrections were flagged in sub-array 1. ! A total of 613 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 778 telescope corrections were flagged in sub-array 1. ! A total of 613 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 778 telescope corrections were flagged in sub-array 1. ! A total of 613 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 778 telescope corrections were flagged in sub-array 1. ! A total of 613 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.592872Jy sigma=0.005152 ! Fit after self-cal, rms=0.549308Jy sigma=0.004682 ! 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 ! Your choice of large map pixels excluded 7.5% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Estimated beam: bmin=0.6263 mas, bmaj=1.341 mas, bpa=16.79 degrees ! Estimated noise=1329.02 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 = 0.413981 Jy ! Component: 100 - total flux cleaned = 0.51396 Jy ! Total flux subtracted in 100 components = 0.51396 Jy ! Clean residual min=-0.047827 max=0.089720 Jy/beam ! Clean residual mean=0.001112 rms=0.017767 Jy/beam ! Combined flux in latest and established models = 0.51396 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.51396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.299284Jy sigma=0.002620 ! Fit after self-cal, rms=0.299265Jy sigma=0.002619 ! Inverting map ! Your choice of large map pixels excluded 7.5% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec 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 ! Your choice of large map pixels excluded 7.5% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Estimated beam: bmin=0.8117 mas, bmaj=1.777 mas, bpa=10.23 degrees ! Estimated noise=910.8 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 = 0.075527 Jy ! Component: 100 - total flux cleaned = 0.107746 Jy ! Component: 150 - total flux cleaned = 0.122168 Jy ! Component: 200 - total flux cleaned = 0.123057 Jy ! Total flux subtracted in 200 components = 0.123057 Jy ! Clean residual min=-0.035124 max=0.089425 Jy/beam ! Clean residual mean=0.006643 rms=0.016682 Jy/beam ! Combined flux in latest and established models = 0.637017 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.637017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290220Jy sigma=0.002418 ! Fit after self-cal, rms=0.290298Jy sigma=0.002418 ! Inverting map ! Your choice of large map pixels excluded 7.5% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.79 HH 1.31 HN 1.28 ! KB 0.95 KK 0.89 KP 0.89 LA 0.94 ! MK 0.98 NL 1.18 NY 1.00* OV 0.87 ! PT 0.94 SC 0.95 TS 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.76 HH 1.06 HN 1.48 ! KB 1.00* KK 0.89 KP 1.00* LA 0.92 ! MK 0.83 NL 12.09 NY 1.00* OV 0.93 ! PT 0.89 SC 0.99 TS 1.00* ! ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.92 HH 1.26 HN 1.15 ! KB 0.92 KK 0.95 KP 0.91 LA 0.91 ! MK 0.95 NL 1.31 NY 1.00* OV 0.90 ! PT 0.95 SC 0.96 TS 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.91 HH 1.14 HN 1.50 ! KB 1.00* KK 0.94 KP 1.00* LA 0.88 ! MK 0.80 NL 11.80 NY 1.00* OV 0.93 ! PT 0.90 SC 1.02 TS 1.00* ! ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.94 HH 1.24 HN 1.17 ! KB 0.94 KK 0.94 KP 0.89 LA 0.91 ! MK 0.98 NL 1.28 NY 1.00* OV 0.87 ! PT 1.01 SC 1.01 TS 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.89 HH 1.10 HN 1.50 ! KB 1.00* KK 0.91 KP 1.00* LA 0.88 ! MK 0.85 NL 11.54 NY 1.00* OV 0.93 ! PT 0.94 SC 1.04 TS 1.00* ! ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HH 1.15 HN 1.11 ! KB 0.94 KK 0.90 KP 0.91 LA 0.96 ! MK 0.96 NL 1.31 NY 1.00* OV 0.94 ! PT 0.97 SC 0.96 TS 0.83 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.92 HH 1.06 HN 1.43 ! KB 1.00* KK 0.92 KP 1.00* LA 0.97 ! MK 0.84 NL 12.15 NY 1.00* OV 0.95 ! PT 0.91 SC 1.02 TS 1.00* ! ! ! Fit before self-cal, rms=0.290298Jy sigma=0.002418 ! Fit after self-cal, rms=0.898059Jy sigma=0.001327 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Estimated beam: bmin=0.8302 mas, bmaj=1.985 mas, bpa=6.215 degrees ! Estimated noise=931.668 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 = -0.000913053 Jy ! Component: 100 - total flux cleaned = -0.00065343 Jy ! Component: 150 - total flux cleaned = -0.000842841 Jy ! Component: 200 - total flux cleaned = -0.00101087 Jy ! Total flux subtracted in 200 components = -0.00101087 Jy ! Clean residual min=-0.009101 max=0.009011 Jy/beam ! Clean residual mean=0.000456 rms=0.002784 Jy/beam ! Combined flux in latest and established models = 0.636007 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 21 components and 0.636007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.897832Jy sigma=0.001322 ! Fit after self-cal, rms=0.906711Jy sigma=0.001316 ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec 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=0.906711Jy sigma=0.001316 ! Fit after self-cal, rms=1.028522Jy sigma=0.001284 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Estimated beam: bmin=0.8307 mas, bmaj=1.965 mas, bpa=6.706 degrees ! Estimated noise=933.116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00095851 Jy ! Component: 100 - total flux cleaned = 0.000958697 Jy ! Component: 150 - total flux cleaned = 0.00108112 Jy ! Component: 200 - total flux cleaned = 0.00119665 Jy ! Total flux subtracted in 200 components = 0.00119665 Jy ! Clean residual min=-0.004582 max=0.006016 Jy/beam ! Clean residual mean=0.000258 rms=0.001352 Jy/beam ! Combined flux in latest and established models = 0.637203 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 0.637203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.028497Jy sigma=0.001283 ! Fit after self-cal, rms=1.028389Jy sigma=0.001283 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec 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 (4, 5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0043709 Jy ! Component: 100 - total flux cleaned = 0.004636 Jy ! Component: 150 - total flux cleaned = 0.004519 Jy ! Component: 200 - total flux cleaned = 0.0045206 Jy ! Total flux subtracted in 200 components = 0.0045206 Jy ! Clean residual min=-0.004475 max=0.005536 Jy/beam ! Clean residual mean=-0.000033 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 0.641724 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 40 components and 0.641724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.028221Jy sigma=0.001281 ! Fit after self-cal, rms=1.028196Jy sigma=0.001281 ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Added new window around map position (-10.4, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170022 Jy ! Component: 100 - total flux cleaned = 0.00184072 Jy ! Component: 150 - total flux cleaned = 0.00212535 Jy ! Component: 200 - total flux cleaned = 0.00262403 Jy ! Total flux subtracted in 200 components = 0.00262403 Jy ! Clean residual min=-0.004849 max=0.003892 Jy/beam ! Clean residual mean=-0.000045 rms=0.001140 Jy/beam ! Combined flux in latest and established models = 0.644348 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 53 components and 0.644348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.027933Jy sigma=0.001280 ! Fit after self-cal, rms=1.027952Jy sigma=0.001280 ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec 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=1.027952Jy sigma=0.001280 ! Fit after self-cal, rms=1.072835Jy sigma=0.001279 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Estimated beam: bmin=0.8312 mas, bmaj=1.975 mas, bpa=6.654 degrees ! Estimated noise=934.245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192603 Jy ! Component: 100 - total flux cleaned = 0.0025419 Jy ! Component: 150 - total flux cleaned = 0.00276699 Jy ! Component: 200 - total flux cleaned = 0.00287555 Jy ! Total flux subtracted in 200 components = 0.00287555 Jy ! Clean residual min=-0.004396 max=0.004118 Jy/beam ! Clean residual mean=0.000077 rms=0.001110 Jy/beam ! Combined flux in latest and established models = 0.647224 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 54 components and 0.647224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.072717Jy sigma=0.001278 ! Fit after self-cal, rms=1.072822Jy sigma=0.001278 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec 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 = 9.61049e-05 Jy ! Component: 100 - total flux cleaned = 0.000302305 Jy ! Component: 150 - total flux cleaned = 0.00040149 Jy ! Component: 200 - total flux cleaned = 0.000495669 Jy ! Total flux subtracted in 200 components = 0.000495669 Jy ! Clean residual min=-0.004469 max=0.004081 Jy/beam ! Clean residual mean=0.000065 rms=0.001084 Jy/beam ! Combined flux in latest and established models = 0.647719 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 55 components and 0.647719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.072746Jy sigma=0.001278 ! Fit after self-cal, rms=1.072745Jy sigma=0.001277 ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=1.072745Jy sigma=0.001277 ! Fit after self-cal, rms=1.075453Jy sigma=0.001277 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Estimated beam: bmin=2.425 mas, bmaj=5.045 mas, bpa=6.302 degrees ! Estimated noise=1112.09 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139804 Jy ! Component: 100 - total flux cleaned = 0.00166538 Jy ! Component: 150 - total flux cleaned = 0.00183233 Jy ! Component: 200 - total flux cleaned = 0.00183075 Jy ! Total flux subtracted in 200 components = 0.00183075 Jy ! Clean residual min=-0.003319 max=0.003255 Jy/beam ! Clean residual mean=0.000117 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 0.64955 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 64 components and 0.64955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.075409Jy sigma=0.001277 ! Fit after self-cal, rms=1.075418Jy sigma=0.001277 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec 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 = 0.000111173 Jy ! Component: 100 - total flux cleaned = 0.000110358 Jy ! Component: 150 - total flux cleaned = 0.000108209 Jy ! Component: 200 - total flux cleaned = 6.47156e-05 Jy ! Total flux subtracted in 200 components = 6.47156e-05 Jy ! Clean residual min=-0.003455 max=0.003125 Jy/beam ! Clean residual mean=0.000108 rms=0.001153 Jy/beam ! Combined flux in latest and established models = 0.649615 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 67 components and 0.649615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.075403Jy sigma=0.001277 ! Fit after self-cal, rms=1.075368Jy sigma=0.001277 ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec 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 ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Estimated beam: bmin=0.8314 mas, bmaj=1.981 mas, bpa=6.624 degrees ! Estimated noise=935.076 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8314 x 1.981 at 6.624 degrees (North through East) ! Clean map min=-0.0069352 max=0.56768 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=1.075368Jy sigma=0.001277 ! Fit after self-cal, rms=2.305925Jy sigma=0.001167 ! Inverting map and beam ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Estimated beam: bmin=0.8296 mas, bmaj=1.97 mas, bpa=6.74 degrees ! Estimated noise=934.293 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000316505 Jy ! Component: 100 - total flux cleaned = 0.000504708 Jy ! Component: 150 - total flux cleaned = 0.000503036 Jy ! Component: 200 - total flux cleaned = 0.000592188 Jy ! Total flux subtracted in 200 components = 0.000592188 Jy ! Clean residual min=-0.004423 max=0.004214 Jy/beam ! Clean residual mean=0.000093 rms=0.001048 Jy/beam ! Combined flux in latest and established models = 0.650207 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 73 components and 0.650207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.305909Jy sigma=0.001166 ! Fit after self-cal, rms=2.305895Jy sigma=0.001166 ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.18646e-05 Jy ! Component: 100 - total flux cleaned = 0.000156484 Jy ! Component: 150 - total flux cleaned = 7.29477e-05 Jy ! Component: 200 - total flux cleaned = 0.000150962 Jy ! Total flux subtracted in 200 components = 0.000150962 Jy ! Clean residual min=-0.004397 max=0.004153 Jy/beam ! Clean residual mean=0.000087 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 0.650358 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 73 components and 0.650358 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.305876Jy sigma=0.001166 ! Fit after self-cal, rms=2.305864Jy sigma=0.001166 ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.305864Jy sigma=0.001166 ! Fit after self-cal, rms=2.298136Jy sigma=0.001166 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 ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Estimated beam: bmin=0.6403 mas, bmaj=1.454 mas, bpa=12.88 degrees ! Estimated noise=1431.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.440542 Jy ! Component: 100 - total flux cleaned = 0.540208 Jy ! Component: 150 - total flux cleaned = 0.577967 Jy ! Component: 200 - total flux cleaned = 0.598323 Jy ! Total flux subtracted in 200 components = 0.598323 Jy ! Clean residual min=-0.008981 max=0.013082 Jy/beam ! Clean residual mean=0.000348 rms=0.002678 Jy/beam ! Combined flux in latest and established models = 0.598322 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.598322 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Estimated beam: bmin=0.8299 mas, bmaj=1.977 mas, bpa=6.689 degrees ! Estimated noise=934.498 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) ! Added new window around map position (0.8, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0225797 Jy ! Component: 100 - total flux cleaned = 0.0338564 Jy ! Component: 150 - total flux cleaned = 0.0410291 Jy ! Component: 200 - total flux cleaned = 0.044399 Jy ! Total flux subtracted in 200 components = 0.044399 Jy ! Clean residual min=-0.003968 max=0.004231 Jy/beam ! Clean residual mean=0.000495 rms=0.001228 Jy/beam ! Combined flux in latest and established models = 0.642721 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 51 components and 0.642721 Jy ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Estimated beam: bmin=2.423 mas, bmaj=5.043 mas, bpa=6.25 degrees ! Estimated noise=1113.42 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513891 Jy ! Component: 100 - total flux cleaned = 0.00626202 Jy ! Component: 150 - total flux cleaned = 0.00672032 Jy ! Component: 200 - total flux cleaned = 0.00682317 Jy ! Total flux subtracted in 200 components = 0.00682317 Jy ! Clean residual min=-0.003873 max=0.003490 Jy/beam ! Clean residual mean=0.000296 rms=0.001215 Jy/beam ! Combined flux in latest and established models = 0.649545 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 = 0.000181116 Jy ! Component: 100 - total flux cleaned = 0.000262816 Jy ! Component: 150 - total flux cleaned = 0.000336026 Jy ! Component: 200 - total flux cleaned = 0.000400958 Jy ! Total flux subtracted in 200 components = 0.000400958 Jy ! Clean residual min=-0.003619 max=0.003664 Jy/beam ! Clean residual mean=0.000269 rms=0.001132 Jy/beam ! Combined flux in latest and established models = 0.649946 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 80 components and 0.649946 Jy ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! Estimated beam: bmin=0.8299 mas, bmaj=1.977 mas, bpa=6.689 degrees ! Estimated noise=934.498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000132522 Jy ! Component: 100 - total flux cleaned = -0.000132448 Jy ! Component: 150 - total flux cleaned = 5.20757e-05 Jy ! Component: 200 - total flux cleaned = 0.000306123 Jy ! Total flux subtracted in 200 components = 0.000306123 Jy ! Clean residual min=-0.003976 max=0.004167 Jy/beam ! Clean residual mean=0.000123 rms=0.000996 Jy/beam ! Combined flux in latest and established models = 0.650252 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 94 components and 0.650252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.298453Jy sigma=0.001175 ! Fit after self-cal, rms=2.298103Jy sigma=0.001175 wmodel J1700-2610_X_2010_10_13_pus_map.mod ! Writing 94 model components to file: J1700-2610_X_2010_10_13_pus_map.mod wobs J1700-2610_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1700-2610_X_2010_10_13_pus_uvs.fits wwins J1700-2610_X_2010_10_13_pus_map.win ! wwins: Wrote 4 windows to J1700-2610_X_2010_10_13_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000150299 Jy ! Component: 100 - total flux cleaned = 4.07635e-05 Jy ! Component: 150 - total flux cleaned = 0.000159205 Jy ! Component: 200 - total flux cleaned = 0.000482761 Jy ! Component: 250 - total flux cleaned = 0.000638093 Jy ! Component: 300 - total flux cleaned = 0.000687275 Jy ! Component: 350 - total flux cleaned = 0.00073535 Jy ! Component: 400 - total flux cleaned = 0.000829385 Jy ! Component: 450 - total flux cleaned = 0.000875124 Jy ! Component: 500 - total flux cleaned = 0.000964552 Jy ! Component: 550 - total flux cleaned = 0.00105222 Jy ! Component: 600 - total flux cleaned = 0.00113859 Jy ! Component: 650 - total flux cleaned = 0.00130788 Jy ! Component: 700 - total flux cleaned = 0.00147411 Jy ! Component: 750 - total flux cleaned = 0.0016375 Jy ! Component: 800 - total flux cleaned = 0.00175851 Jy ! Component: 850 - total flux cleaned = 0.00187821 Jy ! Component: 900 - total flux cleaned = 0.00203555 Jy ! Component: 950 - total flux cleaned = 0.00215177 Jy ! Component: 1000 - total flux cleaned = 0.00226698 Jy ! Total flux subtracted in 1024 components = 0.00226696 Jy ! Clean residual min=-0.001970 max=0.002092 Jy/beam ! Clean residual mean=0.000060 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.652519 Jy keep ! Adding 53 model components to the UV plane model. ! The established model now contains 147 components and 0.652519 Jy ![Exited script file: muppet] wmap "J1700-2610_X_2010_10_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8299 x 1.977 at 6.689 degrees (North through East) ! Clean map min=-0.0056513 max=0.57129 Jy/beam ! Writing clean map to FITS file: J1700-2610_X_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.571291 invert ! Inverting map ! Your choice of large map pixels excluded 7.24% of the data. ! The x-axis pixel size should ideally be below 0.1648 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000763245 device "J1700-2610_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1700-2610_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.4008 0.4008 0.8016 1.6032 3.2064 6.4128 12.8256 25.6512 51.3024 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.571 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8299 x 1.977 at 6.689 degrees (North through East) ! Clean map min=-0.0056513 max=0.57129 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1700-2610_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1700-2610_X_2010_10_13_pus_map.gif/vgif' mapplot cln