! Started logfile: J1147-3812_S_2010_10_13_pus_uvs.log on Mon Feb 28 00:01:33 2011 obs J1147-3812_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1147-3812_S_2010_10_13_pus_uva.fits ! AN table 1: 53 integrations on 105 of 105 possible baselines. ! AN table 2: 155 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0334249 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147-3812 ! ! 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 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3545 lines of history. ! ! Reading 2920 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 ![@muppet J1147-3812_S_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 = 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 643 telescope corrections were flagged in sub-array 1. ! A total of 2045 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 643 telescope corrections were flagged in sub-array 1. ! A total of 2045 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 643 telescope corrections were flagged in sub-array 1. ! A total of 2045 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 643 telescope corrections were flagged in sub-array 1. ! A total of 2045 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.376634Jy sigma=0.003815 ! Fit after self-cal, rms=0.257398Jy sigma=0.002729 ! 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=1.764 mas, bmaj=3.093 mas, bpa=2.178 degrees ! Estimated noise=2400.36 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 = 0.710606 Jy ! Component: 100 - total flux cleaned = 0.88094 Jy ! Total flux subtracted in 100 components = 0.88094 Jy ! Clean residual min=-0.063537 max=0.083773 Jy/beam ! Clean residual mean=0.000989 rms=0.020811 Jy/beam ! Combined flux in latest and established models = 0.88094 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.88094 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.298619Jy sigma=0.002947 ! Fit after self-cal, rms=0.298614Jy sigma=0.002947 ! 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=2.236 mas, bmaj=4.354 mas, bpa=4.864 degrees ! Estimated noise=1390.67 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 = 0.151865 Jy ! Component: 100 - total flux cleaned = 0.223296 Jy ! Component: 150 - total flux cleaned = 0.259149 Jy ! Component: 200 - total flux cleaned = 0.277224 Jy ! Total flux subtracted in 200 components = 0.277224 Jy ! Clean residual min=-0.041597 max=0.044526 Jy/beam ! Clean residual mean=-0.011364 rms=0.010552 Jy/beam ! Combined flux in latest and established models = 1.15816 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 37 components and 1.15816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205932Jy sigma=0.002268 ! Fit after self-cal, rms=0.205735Jy sigma=0.002267 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.95 LA 1.00* ! MK 1.00* NL 1.12 NY 1.00* OV 1.00* ! PT 0.96 SC 0.98 TS 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.23 KK 0.95 KP 1.00* LA 1.00* ! MK 0.97 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.96 LA 1.00* ! MK 1.00* NL 1.13 NY 1.00* OV 1.00* ! PT 0.98 SC 0.99 TS 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.23 KK 0.93 KP 1.00* LA 1.00* ! MK 0.94 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.96 LA 1.00* ! MK 1.00* NL 1.12 NY 1.00* OV 1.00* ! PT 0.94 SC 0.96 TS 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.19 KK 0.90 KP 1.00* LA 1.00* ! MK 0.92 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.96 LA 1.00* ! MK 1.00* NL 1.05 NY 1.00* OV 1.00* ! PT 0.94 SC 0.99 TS 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.19 KK 0.93 KP 1.00* LA 1.00* ! MK 0.88 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 1.13 ! ! ! Fit before self-cal, rms=0.205735Jy sigma=0.002267 ! Fit after self-cal, rms=0.183610Jy sigma=0.001704 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.502 mas, bmaj=15.28 mas, bpa=14.08 degrees ! Estimated noise=1561.82 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 = 0.00296096 Jy ! Component: 100 - total flux cleaned = 0.00219539 Jy ! Component: 150 - total flux cleaned = 0.00116663 Jy ! Component: 200 - total flux cleaned = 0.000226693 Jy ! Total flux subtracted in 200 components = 0.000226693 Jy ! Clean residual min=-0.018203 max=0.022263 Jy/beam ! Clean residual mean=0.001966 rms=0.004941 Jy/beam ! Combined flux in latest and established models = 1.15839 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 42 components and 1.15839 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181552Jy sigma=0.001694 ! Fit after self-cal, rms=0.181629Jy sigma=0.001694 ! 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=0.181629Jy sigma=0.001694 ! Fit after self-cal, rms=0.180255Jy sigma=0.001671 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.507 mas, bmaj=15.32 mas, bpa=14 degrees ! Estimated noise=1576.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0056498 Jy ! Component: 100 - total flux cleaned = 0.00541476 Jy ! Component: 150 - total flux cleaned = 0.00499867 Jy ! Component: 200 - total flux cleaned = 0.00461488 Jy ! Total flux subtracted in 200 components = 0.00461488 Jy ! Clean residual min=-0.016021 max=0.022825 Jy/beam ! Clean residual mean=0.002934 rms=0.004540 Jy/beam ! Combined flux in latest and established models = 1.163 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 46 components and 1.163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178735Jy sigma=0.001669 ! Fit after self-cal, rms=0.178736Jy sigma=0.001669 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) ! Added new window around map position (-19, -32.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121683 Jy ! Component: 100 - total flux cleaned = 0.0121027 Jy ! Component: 150 - total flux cleaned = 0.0125111 Jy ! Component: 200 - total flux cleaned = 0.0132279 Jy ! Total flux subtracted in 200 components = 0.0132279 Jy ! Clean residual min=-0.012226 max=0.012700 Jy/beam ! Clean residual mean=0.001905 rms=0.003315 Jy/beam ! Combined flux in latest and established models = 1.17623 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 86 components and 1.17623 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174107Jy sigma=0.001644 ! Fit after self-cal, rms=0.173851Jy sigma=0.001640 ! 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=0.173851Jy sigma=0.001640 ! Fit after self-cal, rms=0.135366Jy sigma=0.001284 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.504 mas, bmaj=15.33 mas, bpa=13.88 degrees ! Estimated noise=1572.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00254726 Jy ! Component: 100 - total flux cleaned = -0.00306871 Jy ! Component: 150 - total flux cleaned = -0.0034997 Jy ! Component: 200 - total flux cleaned = -0.00395266 Jy ! Total flux subtracted in 200 components = -0.00395266 Jy ! Clean residual min=-0.006124 max=0.004660 Jy/beam ! Clean residual mean=-0.000295 rms=0.001506 Jy/beam ! Combined flux in latest and established models = 1.17228 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 103 components and 1.17228 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134965Jy sigma=0.001280 ! Fit after self-cal, rms=0.134932Jy sigma=0.001279 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 = 8.29824e-06 Jy ! Component: 100 - total flux cleaned = -0.000244786 Jy ! Component: 150 - total flux cleaned = -0.000459416 Jy ! Component: 200 - total flux cleaned = -0.000459213 Jy ! Total flux subtracted in 200 components = -0.000459213 Jy ! Clean residual min=-0.005835 max=0.004440 Jy/beam ! Clean residual mean=-0.000239 rms=0.001393 Jy/beam ! Combined flux in latest and established models = 1.17182 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 121 components and 1.17182 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134838Jy sigma=0.001278 ! Fit after self-cal, rms=0.134833Jy sigma=0.001278 ! 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=0.134833Jy sigma=0.001278 ! Fit after self-cal, rms=0.134653Jy sigma=0.001276 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.704 mas, bmaj=29.36 mas, bpa=-6.304 degrees ! Estimated noise=2122.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.43787e-05 Jy ! Component: 100 - total flux cleaned = -2.96494e-05 Jy ! Component: 150 - total flux cleaned = -0.000156197 Jy ! Component: 200 - total flux cleaned = -0.000263304 Jy ! Total flux subtracted in 200 components = -0.000263304 Jy ! Clean residual min=-0.007800 max=0.004995 Jy/beam ! Clean residual mean=-0.000353 rms=0.001916 Jy/beam ! Combined flux in latest and established models = 1.17156 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 141 components and 1.17156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134638Jy sigma=0.001276 ! Fit after self-cal, rms=0.134634Jy sigma=0.001276 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 = -0.000138958 Jy ! Component: 100 - total flux cleaned = -0.000198562 Jy ! Component: 150 - total flux cleaned = -0.000278185 Jy ! Component: 200 - total flux cleaned = -0.000325058 Jy ! Total flux subtracted in 200 components = -0.000325058 Jy ! Clean residual min=-0.007680 max=0.005087 Jy/beam ! Clean residual mean=-0.000280 rms=0.001912 Jy/beam ! Combined flux in latest and established models = 1.17123 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 152 components and 1.17123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134642Jy sigma=0.001277 ! Fit after self-cal, rms=0.134639Jy sigma=0.001277 ! 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=2.505 mas, bmaj=15.33 mas, bpa=13.86 degrees ! Estimated noise=1572.1 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.505 x 15.33 at 13.86 degrees (North through East) ! Clean map min=-0.0093509 max=1.0452 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=0.134639Jy sigma=0.001277 ! Fit after self-cal, rms=0.108238Jy sigma=0.000967 ! Inverting map and beam ! Estimated beam: bmin=2.505 mas, bmaj=15.33 mas, bpa=13.86 degrees ! Estimated noise=1571.06 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000554814 Jy ! Component: 100 - total flux cleaned = 0.000648198 Jy ! Component: 150 - total flux cleaned = 0.000649804 Jy ! Component: 200 - total flux cleaned = 0.000709595 Jy ! Total flux subtracted in 200 components = 0.000709595 Jy ! Clean residual min=-0.005743 max=0.004196 Jy/beam ! Clean residual mean=-0.000188 rms=0.001286 Jy/beam ! Combined flux in latest and established models = 1.17194 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 173 components and 1.17194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108119Jy sigma=0.000965 ! Fit after self-cal, rms=0.108106Jy sigma=0.000965 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.30227e-06 Jy ! Component: 100 - total flux cleaned = 4.05351e-06 Jy ! Component: 150 - total flux cleaned = 6.58918e-06 Jy ! Component: 200 - total flux cleaned = 4.35215e-06 Jy ! Total flux subtracted in 200 components = 4.35215e-06 Jy ! Clean residual min=-0.005681 max=0.004114 Jy/beam ! Clean residual mean=-0.000185 rms=0.001263 Jy/beam ! Combined flux in latest and established models = 1.17195 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 193 components and 1.17195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108074Jy sigma=0.000965 ! Fit after self-cal, rms=0.108068Jy sigma=0.000965 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108068Jy sigma=0.000965 ! Fit after self-cal, rms=0.107975Jy sigma=0.000964 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=2.131 mas, bmaj=13.88 mas, bpa=13.82 degrees ! Estimated noise=2308.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.786924 Jy ! Component: 100 - total flux cleaned = 0.963967 Jy ! Component: 150 - total flux cleaned = 1.03395 Jy ! Component: 200 - total flux cleaned = 1.0738 Jy ! Total flux subtracted in 200 components = 1.0738 Jy ! Clean residual min=-0.012701 max=0.025075 Jy/beam ! Clean residual mean=0.000985 rms=0.005409 Jy/beam ! Combined flux in latest and established models = 1.0738 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 25 model components to the UV plane model. ! The established model now contains 25 components and 1.0738 Jy ! Inverting map and beam ! Estimated beam: bmin=2.505 mas, bmaj=15.33 mas, bpa=13.85 degrees ! Estimated noise=1571.06 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 (4.5, -11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0416425 Jy ! Component: 100 - total flux cleaned = 0.0621481 Jy ! Component: 150 - total flux cleaned = 0.0748217 Jy ! Component: 200 - total flux cleaned = 0.0835036 Jy ! Total flux subtracted in 200 components = 0.0835036 Jy ! Clean residual min=-0.006346 max=0.006292 Jy/beam ! Clean residual mean=0.000891 rms=0.002104 Jy/beam ! Combined flux in latest and established models = 1.1573 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 86 components and 1.1573 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=9.702 mas, bmaj=29.36 mas, bpa=-6.33 degrees ! Estimated noise=2120.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100177 Jy ! Component: 100 - total flux cleaned = 0.013597 Jy ! Component: 150 - total flux cleaned = 0.0146161 Jy ! Component: 200 - total flux cleaned = 0.0154227 Jy ! Total flux subtracted in 200 components = 0.0154227 Jy ! Clean residual min=-0.006628 max=0.003737 Jy/beam ! Clean residual mean=-0.000611 rms=0.001996 Jy/beam ! Combined flux in latest and established models = 1.17273 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 = 0.000640131 Jy ! Component: 100 - total flux cleaned = 0.00115425 Jy ! Component: 150 - total flux cleaned = 0.00157137 Jy ! Component: 200 - total flux cleaned = 0.00156766 Jy ! Total flux subtracted in 200 components = 0.00156766 Jy ! Clean residual min=-0.006919 max=0.003079 Jy/beam ! Clean residual mean=-0.000850 rms=0.001754 Jy/beam ! Combined flux in latest and established models = 1.17429 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 154 components and 1.17429 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.505 mas, bmaj=15.33 mas, bpa=13.85 degrees ! Estimated noise=1571.06 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000177907 Jy ! Component: 100 - total flux cleaned = -0.00028071 Jy ! Component: 150 - total flux cleaned = -0.000562563 Jy ! Component: 200 - total flux cleaned = -0.000726418 Jy ! Total flux subtracted in 200 components = -0.000726418 Jy ! Clean residual min=-0.005860 max=0.004731 Jy/beam ! Clean residual mean=-0.000283 rms=0.001299 Jy/beam ! Combined flux in latest and established models = 1.17357 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 182 components and 1.17357 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108021Jy sigma=0.000964 ! Fit after self-cal, rms=0.107913Jy sigma=0.000963 wmodel J1147-3812_S_2010_10_13_pus_map.mod ! Writing 182 model components to file: J1147-3812_S_2010_10_13_pus_map.mod wobs J1147-3812_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1147-3812_S_2010_10_13_pus_uvs.fits wwins J1147-3812_S_2010_10_13_pus_map.win ! wwins: Wrote 3 windows to J1147-3812_S_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 ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00191773 Jy ! Component: 100 - total flux cleaned = -0.00237477 Jy ! Component: 150 - total flux cleaned = -0.00257822 Jy ! Component: 200 - total flux cleaned = -0.00263825 Jy ! Component: 250 - total flux cleaned = -0.00269491 Jy ! Component: 300 - total flux cleaned = -0.00296822 Jy ! Component: 350 - total flux cleaned = -0.00317551 Jy ! Component: 400 - total flux cleaned = -0.00342092 Jy ! Component: 450 - total flux cleaned = -0.00351482 Jy ! Component: 500 - total flux cleaned = -0.00360642 Jy ! Component: 550 - total flux cleaned = -0.0037382 Jy ! Component: 600 - total flux cleaned = -0.00378036 Jy ! Component: 650 - total flux cleaned = -0.00386254 Jy ! Component: 700 - total flux cleaned = -0.00386268 Jy ! Component: 750 - total flux cleaned = -0.00390161 Jy ! Component: 800 - total flux cleaned = -0.00390165 Jy ! Component: 850 - total flux cleaned = -0.00390199 Jy ! Component: 900 - total flux cleaned = -0.00393856 Jy ! Component: 950 - total flux cleaned = -0.00397426 Jy ! Component: 1000 - total flux cleaned = -0.00400886 Jy ! Component: 1050 - total flux cleaned = -0.00400864 Jy ! Component: 1100 - total flux cleaned = -0.00400867 Jy ! Component: 1150 - total flux cleaned = -0.00400858 Jy ! Component: 1200 - total flux cleaned = -0.00397585 Jy ! Component: 1250 - total flux cleaned = -0.00397622 Jy ! Component: 1300 - total flux cleaned = -0.00397638 Jy ! Component: 1350 - total flux cleaned = -0.00397642 Jy ! Component: 1400 - total flux cleaned = -0.00394503 Jy ! Component: 1450 - total flux cleaned = -0.00394507 Jy ! Component: 1500 - total flux cleaned = -0.00394499 Jy ! Component: 1550 - total flux cleaned = -0.00391452 Jy ! Component: 1600 - total flux cleaned = -0.00391431 Jy ! Component: 1650 - total flux cleaned = -0.00388472 Jy ! Component: 1700 - total flux cleaned = -0.00391419 Jy ! Component: 1750 - total flux cleaned = -0.00391433 Jy ! Component: 1800 - total flux cleaned = -0.00388548 Jy ! Component: 1850 - total flux cleaned = -0.00388572 Jy ! Component: 1900 - total flux cleaned = -0.00391419 Jy ! Component: 1950 - total flux cleaned = -0.00391406 Jy ! Component: 2000 - total flux cleaned = -0.00391376 Jy ! Total flux subtracted in 2048 components = -0.00385796 Jy ! Clean residual min=-0.001717 max=0.001534 Jy/beam ! Clean residual mean=0.000053 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 1.16971 Jy keep ! Adding 116 model components to the UV plane model. ! The established model now contains 298 components and 1.16971 Jy ![Exited script file: muppet] wmap "J1147-3812_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.505 x 15.33 at 13.85 degrees (North through East) ! Clean map min=-0.0045313 max=1.0362 Jy/beam ! Writing clean map to FITS file: J1147-3812_S_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 1.03619 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000581178 device "J1147-3812_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-3812_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.168263 0.168263 0.336527 0.673054 1.34611 2.69221 5.38443 10.7689 21.5377 43.0754 86.1508 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.036 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.505 x 15.33 at 13.85 degrees (North through East) ! Clean map min=-0.0045313 max=1.0362 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-3812_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-3812_S_2010_10_13_pus_map.gif/vgif' mapplot cln