! Started logfile: J1739+4737_S_2010_10_13_pus_uvs.log on Mon Feb 28 00:03:49 2011 obs J1739+4737_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1739+4737_S_2010_10_13_pus_uva.fits ! AN table 1: 60 integrations on 105 of 105 possible baselines. ! AN table 2: 55 integrations on 105 of 105 possible baselines. ! AN table 3: 107 integrations on 105 of 105 possible baselines. ! AN table 4: 25 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.123077 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1739+4737 ! ! 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 12768 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 J1739+4737_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 659 telescope corrections were flagged in sub-array 1. ! A total of 482 telescope corrections were flagged in sub-array 2. ! A total of 1212 telescope corrections were flagged in sub-array 3. ! A total of 295 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 659 telescope corrections were flagged in sub-array 1. ! A total of 482 telescope corrections were flagged in sub-array 2. ! A total of 1212 telescope corrections were flagged in sub-array 3. ! A total of 295 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 659 telescope corrections were flagged in sub-array 1. ! A total of 482 telescope corrections were flagged in sub-array 2. ! A total of 1212 telescope corrections were flagged in sub-array 3. ! A total of 295 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 659 telescope corrections were flagged in sub-array 1. ! A total of 482 telescope corrections were flagged in sub-array 2. ! A total of 1212 telescope corrections were flagged in sub-array 3. ! A total of 295 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.313904Jy sigma=0.003294 ! Fit after self-cal, rms=0.267374Jy sigma=0.002814 ! 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=2.714 mas, bmaj=3.216 mas, bpa=-15.98 degrees ! Estimated noise=884.578 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 = 0.615882 Jy ! Component: 100 - total flux cleaned = 0.756316 Jy ! Total flux subtracted in 100 components = 0.756316 Jy ! Clean residual min=-0.016159 max=0.050071 Jy/beam ! Clean residual mean=0.000231 rms=0.004734 Jy/beam ! Combined flux in latest and established models = 0.756315 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.756315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190147Jy sigma=0.002006 ! Fit after self-cal, rms=0.190109Jy sigma=0.002006 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0520965 Jy ! Component: 100 - total flux cleaned = 0.0809786 Jy ! Total flux subtracted in 100 components = 0.0809786 Jy ! Clean residual min=-0.012842 max=0.015116 Jy/beam ! Clean residual mean=0.000106 rms=0.003216 Jy/beam ! Combined flux in latest and established models = 0.837294 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 0.837294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173103Jy sigma=0.001740 ! Fit after self-cal, rms=0.173007Jy sigma=0.001740 ! 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=3.023 mas, bmaj=3.845 mas, bpa=-20.75 degrees ! Estimated noise=592.655 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 = 0.0259078 Jy ! Component: 100 - total flux cleaned = 0.0380321 Jy ! Component: 150 - total flux cleaned = 0.0439401 Jy ! Component: 200 - total flux cleaned = 0.0467387 Jy ! Total flux subtracted in 200 components = 0.0467387 Jy ! Clean residual min=-0.009908 max=0.012066 Jy/beam ! Clean residual mean=0.000665 rms=0.002587 Jy/beam ! Combined flux in latest and established models = 0.884033 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.884033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171074Jy sigma=0.001682 ! Fit after self-cal, rms=0.171008Jy sigma=0.001682 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HH 1.00* HN 1.05 ! KB 1.00* KK 1.00* KP 0.92 LA 1.00 ! MK 1.00* NL 0.99 NY 0.94 OV 0.96 ! PT 0.98 SC 1.03 TS 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 HH 1.00* HN 1.02 ! KB 1.00* KK 1.00* KP 0.98 LA 1.01 ! MK 1.00 NL 0.99 NY 1.13 OV 0.94 ! PT 0.97 SC 0.98 TS 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.02 HH 1.00* HN 1.00* ! KB 0.84 KK 0.98 KP 0.95 LA 1.00 ! MK 0.97 NL 1.00* NY 1.00* OV 0.95 ! PT 0.98 SC 1.00* TS 0.96 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.08 KK 0.97 KP 1.00* LA 1.00* ! MK 0.92 NL 1.00* NY 1.00* OV 0.97 ! PT 1.00* SC 1.00* TS 1.62 ! ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 1.00 HH 1.00* HN 1.02 ! KB 1.00* KK 1.00* KP 0.96 LA 0.97 ! MK 1.00* NL 1.01 NY 0.96 OV 1.02 ! PT 0.99 SC 1.05 TS 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00 HH 1.00* HN 1.03 ! KB 1.00* KK 1.00* KP 1.01 LA 0.96 ! MK 1.01 NL 1.00 NY 1.12 OV 1.00 ! PT 0.99 SC 0.98 TS 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.99 HH 1.00* HN 1.00* ! KB 0.87 KK 0.92 KP 0.97 LA 0.97 ! MK 0.99 NL 1.00* NY 1.00* OV 1.02 ! PT 0.98 SC 1.00* TS 0.96 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.10 KK 0.97 KP 1.00* LA 1.00* ! MK 0.95 NL 1.00* NY 1.00* OV 1.03 ! PT 1.00* SC 1.00* TS 1.13 ! ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.03 HH 1.00* HN 1.06 ! KB 1.00* KK 1.00* KP 0.99 LA 0.98 ! MK 1.00* NL 1.04 NY 0.96 OV 1.00 ! PT 0.99 SC 1.06 TS 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.02 HH 1.00* HN 1.05 ! KB 1.00* KK 1.00* KP 1.05 LA 0.96 ! MK 1.01 NL 1.00 NY 1.14 OV 0.99 ! PT 0.99 SC 0.99 TS 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.02 HH 1.00* HN 1.00* ! KB 0.89 KK 0.95 KP 1.01 LA 1.00 ! MK 0.98 NL 1.00* NY 1.00* OV 1.00 ! PT 1.00 SC 1.00* TS 0.97 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.07 KK 0.95 KP 1.00* LA 1.00* ! MK 0.98 NL 1.00* NY 1.00* OV 1.00 ! PT 1.00* SC 1.00* TS 1.26 ! ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.39 FD 1.01 HH 1.00* HN 1.07 ! KB 1.00* KK 1.00* KP 0.96 LA 0.98 ! MK 1.00* NL 1.02 NY 0.96 OV 0.99 ! PT 1.01 SC 1.09 TS 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 1.00 HH 1.00* HN 1.02 ! KB 1.00* KK 1.00* KP 1.03 LA 0.97 ! MK 1.02 NL 0.99 NY 1.09 OV 0.98 ! PT 1.01 SC 1.02 TS 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.02 HH 1.00* HN 1.00* ! KB 0.95 KK 0.96 KP 0.98 LA 0.99 ! MK 1.00 NL 1.00* NY 1.00* OV 1.01 ! PT 0.99 SC 1.00* TS 1.18 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.13 KK 0.99 KP 1.00* LA 1.00* ! MK 0.93 NL 1.00* NY 1.00* OV 0.97 ! PT 1.00* SC 1.00* TS 1.39 ! ! ! Fit before self-cal, rms=0.171008Jy sigma=0.001682 ! Fit after self-cal, rms=0.154734Jy sigma=0.001456 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.001 mas, bmaj=3.958 mas, bpa=-23.48 degrees ! Estimated noise=595.974 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 = -0.0015709 Jy ! Component: 100 - total flux cleaned = -0.00159172 Jy ! Component: 150 - total flux cleaned = -0.00144629 Jy ! Component: 200 - total flux cleaned = -0.00119847 Jy ! Total flux subtracted in 200 components = -0.00119847 Jy ! Clean residual min=-0.006814 max=0.006368 Jy/beam ! Clean residual mean=0.000701 rms=0.001630 Jy/beam ! Combined flux in latest and established models = 0.882834 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 37 components and 0.882834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154459Jy sigma=0.001451 ! Fit after self-cal, rms=0.154502Jy sigma=0.001450 ! 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=0.154502Jy sigma=0.001450 ! Fit after self-cal, rms=0.151559Jy sigma=0.001406 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.989 mas, bmaj=3.966 mas, bpa=-23.11 degrees ! Estimated noise=596.891 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247104 Jy ! Component: 100 - total flux cleaned = 0.00247149 Jy ! Component: 150 - total flux cleaned = 0.00259823 Jy ! Component: 200 - total flux cleaned = 0.00279901 Jy ! Total flux subtracted in 200 components = 0.00279901 Jy ! Clean residual min=-0.003530 max=0.006280 Jy/beam ! Clean residual mean=0.000643 rms=0.000980 Jy/beam ! Combined flux in latest and established models = 0.885633 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 43 components and 0.885633 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151355Jy sigma=0.001402 ! Fit after self-cal, rms=0.151406Jy sigma=0.001402 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 (-9, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00580877 Jy ! Component: 100 - total flux cleaned = 0.00743469 Jy ! Component: 150 - total flux cleaned = 0.00802985 Jy ! Component: 200 - total flux cleaned = 0.00850314 Jy ! Total flux subtracted in 200 components = 0.00850314 Jy ! Clean residual min=-0.003197 max=0.003784 Jy/beam ! Clean residual mean=0.000434 rms=0.000889 Jy/beam ! Combined flux in latest and established models = 0.894136 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 63 components and 0.894137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151196Jy sigma=0.001398 ! Fit after self-cal, rms=0.151158Jy sigma=0.001398 ! 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=0.151158Jy sigma=0.001398 ! Fit after self-cal, rms=0.151052Jy sigma=0.001389 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.976 mas, bmaj=3.974 mas, bpa=-22.74 degrees ! Estimated noise=597.343 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00273869 Jy ! Component: 100 - total flux cleaned = 0.00327672 Jy ! Component: 150 - total flux cleaned = 0.0037136 Jy ! Component: 200 - total flux cleaned = 0.00413898 Jy ! Total flux subtracted in 200 components = 0.00413898 Jy ! Clean residual min=-0.002737 max=0.003155 Jy/beam ! Clean residual mean=0.000303 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 0.898276 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 75 components and 0.898276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150932Jy sigma=0.001387 ! Fit after self-cal, rms=0.150962Jy sigma=0.001387 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 (-22.5, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170045 Jy ! Component: 100 - total flux cleaned = 0.00201834 Jy ! Component: 150 - total flux cleaned = 0.0022963 Jy ! Component: 200 - total flux cleaned = 0.00235779 Jy ! Total flux subtracted in 200 components = 0.00235779 Jy ! Clean residual min=-0.002552 max=0.002987 Jy/beam ! Clean residual mean=0.000247 rms=0.000729 Jy/beam ! Combined flux in latest and established models = 0.900633 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.900633 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150866Jy sigma=0.001386 ! Fit after self-cal, rms=0.150860Jy sigma=0.001386 ! 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=0.150860Jy sigma=0.001386 ! Fit after self-cal, rms=0.151140Jy sigma=0.001385 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.087 mas, bmaj=10.26 mas, bpa=-45.8 degrees ! Estimated noise=802.637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218903 Jy ! Component: 100 - total flux cleaned = 0.00256116 Jy ! Component: 150 - total flux cleaned = 0.00273716 Jy ! Component: 200 - total flux cleaned = 0.00288217 Jy ! Total flux subtracted in 200 components = 0.00288217 Jy ! Clean residual min=-0.002510 max=0.002732 Jy/beam ! Clean residual mean=0.000481 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 0.903516 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 102 components and 0.903516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151127Jy sigma=0.001385 ! Fit after self-cal, rms=0.151127Jy sigma=0.001385 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 = 0.000258388 Jy ! Component: 100 - total flux cleaned = 0.000359238 Jy ! Component: 150 - total flux cleaned = 0.000330907 Jy ! Component: 200 - total flux cleaned = 0.000304257 Jy ! Total flux subtracted in 200 components = 0.000304257 Jy ! Clean residual min=-0.002477 max=0.002670 Jy/beam ! Clean residual mean=0.000464 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.90382 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 111 components and 0.90382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151119Jy sigma=0.001385 ! Fit after self-cal, rms=0.151116Jy sigma=0.001385 ! 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=2.972 mas, bmaj=3.979 mas, bpa=-22.56 degrees ! Estimated noise=597.637 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.972 x 3.979 at -22.56 degrees (North through East) ! Clean map min=-0.0029355 max=0.79939 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=0.151116Jy sigma=0.001385 ! Fit after self-cal, rms=0.140807Jy sigma=0.001225 ! Inverting map and beam ! Estimated beam: bmin=2.972 mas, bmaj=3.979 mas, bpa=-22.61 degrees ! Estimated noise=597.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000228506 Jy ! Component: 100 - total flux cleaned = 0.000231185 Jy ! Component: 150 - total flux cleaned = 0.000233605 Jy ! Component: 200 - total flux cleaned = 0.000288916 Jy ! Total flux subtracted in 200 components = 0.000288916 Jy ! Clean residual min=-0.002351 max=0.002888 Jy/beam ! Clean residual mean=0.000134 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.904109 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 118 components and 0.904109 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140752Jy sigma=0.001224 ! Fit after self-cal, rms=0.140754Jy sigma=0.001224 ! Inverting map ! Added new window around map position (-22.5, -27). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112834 Jy ! Component: 100 - total flux cleaned = 0.000794606 Jy ! Component: 150 - total flux cleaned = 0.000789784 Jy ! Component: 200 - total flux cleaned = 0.000788655 Jy ! Total flux subtracted in 200 components = 0.000788655 Jy ! Clean residual min=-0.002296 max=0.002603 Jy/beam ! Clean residual mean=0.000117 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.904897 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 134 components and 0.904898 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140671Jy sigma=0.001223 ! Fit after self-cal, rms=0.140674Jy sigma=0.001223 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140674Jy sigma=0.001223 ! Fit after self-cal, rms=0.140803Jy sigma=0.001223 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=2.695 mas, bmaj=3.39 mas, bpa=-24.07 degrees ! Estimated noise=844.692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.616952 Jy ! Component: 100 - total flux cleaned = 0.764461 Jy ! Component: 150 - total flux cleaned = 0.820344 Jy ! Component: 200 - total flux cleaned = 0.847835 Jy ! Total flux subtracted in 200 components = 0.847835 Jy ! Clean residual min=-0.006062 max=0.013547 Jy/beam ! Clean residual mean=0.000102 rms=0.001659 Jy/beam ! Combined flux in latest and established models = 0.847835 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.847835 Jy ! Inverting map and beam ! Estimated beam: bmin=2.97 mas, bmaj=3.982 mas, bpa=-22.53 degrees ! Estimated noise=597.869 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 = 0.0220879 Jy ! Component: 100 - total flux cleaned = 0.0340618 Jy ! Component: 150 - total flux cleaned = 0.0413039 Jy ! Component: 200 - total flux cleaned = 0.0464042 Jy ! Total flux subtracted in 200 components = 0.0464042 Jy ! Clean residual min=-0.002434 max=0.003915 Jy/beam ! Clean residual mean=0.000377 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 0.894239 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 42 components and 0.894239 Jy ! Inverting map ! Added new window around map position (-0.5, 6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00367339 Jy ! Component: 100 - total flux cleaned = 0.00531846 Jy ! Component: 150 - total flux cleaned = 0.00648061 Jy ! Component: 200 - total flux cleaned = 0.00747164 Jy ! Total flux subtracted in 200 components = 0.00747164 Jy ! Clean residual min=-0.002292 max=0.002641 Jy/beam ! Clean residual mean=0.000198 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.901711 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 62 components and 0.901711 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=9.086 mas, bmaj=10.26 mas, bpa=-45.59 degrees ! Estimated noise=802.997 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220874 Jy ! Component: 100 - total flux cleaned = 0.0026351 Jy ! Component: 150 - total flux cleaned = 0.00288122 Jy ! Component: 200 - total flux cleaned = 0.00301151 Jy ! Total flux subtracted in 200 components = 0.00301151 Jy ! Clean residual min=-0.002240 max=0.002714 Jy/beam ! Clean residual mean=0.000322 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.904723 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 = 0.000160112 Jy ! Component: 100 - total flux cleaned = 0.000232798 Jy ! Component: 150 - total flux cleaned = 0.000299993 Jy ! Component: 200 - total flux cleaned = 0.000300323 Jy ! Total flux subtracted in 200 components = 0.000300323 Jy ! Clean residual min=-0.002233 max=0.002640 Jy/beam ! Clean residual mean=0.000305 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.905023 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 95 components and 0.905023 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.97 mas, bmaj=3.982 mas, bpa=-22.53 degrees ! Estimated noise=597.869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0001481 Jy ! Component: 100 - total flux cleaned = 8.99871e-05 Jy ! Component: 150 - total flux cleaned = 8.85786e-05 Jy ! Component: 200 - total flux cleaned = 8.80477e-05 Jy ! Total flux subtracted in 200 components = 8.80477e-05 Jy ! Clean residual min=-0.002400 max=0.002443 Jy/beam ! Clean residual mean=0.000116 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.905111 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 117 components and 0.905111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140666Jy sigma=0.001222 ! Fit after self-cal, rms=0.140639Jy sigma=0.001222 wmodel J1739+4737_S_2010_10_13_pus_map.mod ! Writing 117 model components to file: J1739+4737_S_2010_10_13_pus_map.mod wobs J1739+4737_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1739+4737_S_2010_10_13_pus_uvs.fits wwins J1739+4737_S_2010_10_13_pus_map.win ! wwins: Wrote 5 windows to J1739+4737_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 = 0.000260769 Jy ! Component: 100 - total flux cleaned = 0.000630334 Jy ! Component: 150 - total flux cleaned = 0.00113834 Jy ! Component: 200 - total flux cleaned = 0.00144046 Jy ! Component: 250 - total flux cleaned = 0.00169753 Jy ! Component: 300 - total flux cleaned = 0.00180557 Jy ! Component: 350 - total flux cleaned = 0.00191146 Jy ! Component: 400 - total flux cleaned = 0.00198072 Jy ! Component: 450 - total flux cleaned = 0.00208312 Jy ! Component: 500 - total flux cleaned = 0.00211665 Jy ! Component: 550 - total flux cleaned = 0.00221639 Jy ! Component: 600 - total flux cleaned = 0.00231473 Jy ! Component: 650 - total flux cleaned = 0.00234726 Jy ! Component: 700 - total flux cleaned = 0.00244338 Jy ! Component: 750 - total flux cleaned = 0.00247509 Jy ! Component: 800 - total flux cleaned = 0.00256912 Jy ! Component: 850 - total flux cleaned = 0.00263102 Jy ! Component: 900 - total flux cleaned = 0.00269216 Jy ! Component: 950 - total flux cleaned = 0.00272233 Jy ! Component: 1000 - total flux cleaned = 0.0027523 Jy ! Component: 1050 - total flux cleaned = 0.00281179 Jy ! Component: 1100 - total flux cleaned = 0.00284124 Jy ! Component: 1150 - total flux cleaned = 0.0028994 Jy ! Component: 1200 - total flux cleaned = 0.00292825 Jy ! Component: 1250 - total flux cleaned = 0.00292845 Jy ! Component: 1300 - total flux cleaned = 0.00304184 Jy ! Component: 1350 - total flux cleaned = 0.00304167 Jy ! Component: 1400 - total flux cleaned = 0.00306966 Jy ! Component: 1450 - total flux cleaned = 0.00315274 Jy ! Component: 1500 - total flux cleaned = 0.00320751 Jy ! Component: 1550 - total flux cleaned = 0.0032076 Jy ! Component: 1600 - total flux cleaned = 0.00326174 Jy ! Component: 1650 - total flux cleaned = 0.00328853 Jy ! Component: 1700 - total flux cleaned = 0.0033683 Jy ! Component: 1750 - total flux cleaned = 0.00336821 Jy ! Component: 1800 - total flux cleaned = 0.00339442 Jy ! Component: 1850 - total flux cleaned = 0.00344653 Jy ! Component: 1900 - total flux cleaned = 0.00349826 Jy ! Component: 1950 - total flux cleaned = 0.00349814 Jy ! Component: 2000 - total flux cleaned = 0.00352375 Jy ! Total flux subtracted in 2048 components = 0.00352387 Jy ! Clean residual min=-0.001306 max=0.001562 Jy/beam ! Clean residual mean=0.000029 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.908635 Jy keep ! Adding 149 model components to the UV plane model. ! The established model now contains 266 components and 0.908635 Jy ![Exited script file: muppet] wmap "J1739+4737_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.97 x 3.982 at -22.53 degrees (North through East) ! Clean map min=-0.0021836 max=0.79687 Jy/beam ! Writing clean map to FITS file: J1739+4737_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 0.796867 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000488826 device "J1739+4737_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1739+4737_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.18403 0.18403 0.368061 0.736121 1.47224 2.94449 5.88897 11.7779 23.5559 47.1118 94.2235 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.796 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.97 x 3.982 at -22.53 degrees (North through East) ! Clean map min=-0.0021836 max=0.79687 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1739+4737_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1739+4737_S_2010_10_13_pus_map.gif/vgif' mapplot cln