! Started logfile: J0437-1844_S_2010_10_13_pus_uvs.log on Sun Feb 27 23:57:18 2011 obs J0437-1844_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J0437-1844_S_2010_10_13_pus_uva.fits ! AN table 1: 23 integrations on 105 of 105 possible baselines. ! AN table 2: 190 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0897831 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0437-1844 ! ! 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 8032 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 J0437-1844_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 281 telescope corrections were flagged in sub-array 1. ! A total of 2223 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 281 telescope corrections were flagged in sub-array 1. ! A total of 2223 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 281 telescope corrections were flagged in sub-array 1. ! A total of 2223 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 281 telescope corrections were flagged in sub-array 1. ! A total of 2223 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.276827Jy sigma=0.003251 ! Fit after self-cal, rms=0.173301Jy sigma=0.002190 ! 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=2.74 mas, bmaj=10.76 mas, bpa=-13.85 degrees ! Estimated noise=989.603 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 = 0.696278 Jy ! Component: 100 - total flux cleaned = 0.880655 Jy ! Total flux subtracted in 100 components = 0.880655 Jy ! Clean residual min=-0.027523 max=0.072126 Jy/beam ! Clean residual mean=0.000246 rms=0.008731 Jy/beam ! Combined flux in latest and established models = 0.880655 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.880655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166956Jy sigma=0.001898 ! Fit after self-cal, rms=0.166853Jy sigma=0.001898 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0714996 Jy ! Component: 100 - total flux cleaned = 0.104742 Jy ! Total flux subtracted in 100 components = 0.104742 Jy ! Clean residual min=-0.022385 max=0.020751 Jy/beam ! Clean residual mean=0.000070 rms=0.004962 Jy/beam ! Combined flux in latest and established models = 0.985397 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.985397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135942Jy sigma=0.001511 ! Fit after self-cal, rms=0.135862Jy sigma=0.001511 ! 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=3.432 mas, bmaj=12.99 mas, bpa=-15.7 degrees ! Estimated noise=713.529 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 = 0.015055 Jy ! Component: 100 - total flux cleaned = 0.0155054 Jy ! Component: 150 - total flux cleaned = 0.0159045 Jy ! Component: 200 - total flux cleaned = 0.0162403 Jy ! Total flux subtracted in 200 components = 0.0162403 Jy ! Clean residual min=-0.016682 max=0.010909 Jy/beam ! Clean residual mean=-0.000042 rms=0.003235 Jy/beam ! Combined flux in latest and established models = 1.00164 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 1.00164 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133359Jy sigma=0.001476 ! Fit after self-cal, rms=0.133341Jy sigma=0.001476 ! 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 1.03 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.97 LA 1.04 ! MK 1.00* NL 0.93 NY 1.00* OV 1.00 ! PT 1.02 SC 1.00* TS 1.00* ! ! A total of 96 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.00 HH 1.00* HN 1.01 ! KB 1.25 KK 0.99 KP 0.97 LA 1.03 ! MK 0.97 NL 0.98 NY 1.00* OV 0.97 ! PT 1.00 SC 1.00* TS 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.99 LA 1.03 ! MK 1.00* NL 0.95 NY 1.00* OV 1.06 ! PT 1.02 SC 1.00* TS 1.00* ! ! A total of 96 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.99 HH 1.00* HN 1.01 ! KB 1.25 KK 1.00 KP 1.00 LA 1.01 ! MK 1.00 NL 0.99 NY 1.00* OV 1.04 ! PT 1.01 SC 1.00* TS 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 1.04 LA 1.00 ! MK 1.00* NL 0.95 NY 1.00* OV 1.03 ! PT 1.02 SC 1.00* TS 1.00* ! ! A total of 96 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00 HH 1.00* HN 1.03 ! KB 1.18 KK 1.00 KP 1.01 LA 0.99 ! MK 0.97 NL 0.99 NY 1.00* OV 1.01 ! PT 1.01 SC 1.00* TS 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.04 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 1.03 LA 1.00 ! MK 1.00* NL 0.94 NY 1.00* OV 1.03 ! PT 0.99 SC 1.00* TS 1.00* ! ! A total of 96 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.00 HH 1.00* HN 1.03 ! KB 1.25 KK 1.00 KP 1.00 LA 0.99 ! MK 0.99 NL 0.98 NY 1.00* OV 1.02 ! PT 1.02 SC 1.00* TS 1.00* ! ! ! Fit before self-cal, rms=0.133341Jy sigma=0.001476 ! Fit after self-cal, rms=0.123130Jy sigma=0.001345 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.641 mas, bmaj=14.29 mas, bpa=-18.6 degrees ! Estimated noise=735.399 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 = -0.00797981 Jy ! Component: 100 - total flux cleaned = -0.00798006 Jy ! Component: 150 - total flux cleaned = -0.00827417 Jy ! Component: 200 - total flux cleaned = -0.00826921 Jy ! Total flux subtracted in 200 components = -0.00826921 Jy ! Clean residual min=-0.007263 max=0.008556 Jy/beam ! Clean residual mean=-0.000026 rms=0.002082 Jy/beam ! Combined flux in latest and established models = 0.993369 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.993368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121437Jy sigma=0.001326 ! Fit after self-cal, rms=0.121438Jy sigma=0.001326 ! 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=0.121438Jy sigma=0.001326 ! Fit after self-cal, rms=0.116483Jy sigma=0.001265 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.645 mas, bmaj=14.27 mas, bpa=-18.53 degrees ! Estimated noise=732.653 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00320767 Jy ! Component: 100 - total flux cleaned = -0.00339802 Jy ! Component: 150 - total flux cleaned = -0.00340002 Jy ! Component: 200 - total flux cleaned = -0.00340055 Jy ! Total flux subtracted in 200 components = -0.00340055 Jy ! Clean residual min=-0.004092 max=0.004337 Jy/beam ! Clean residual mean=-0.000004 rms=0.001054 Jy/beam ! Combined flux in latest and established models = 0.989968 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 59 components and 0.989968 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116321Jy sigma=0.001263 ! Fit after self-cal, rms=0.116335Jy sigma=0.001263 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.07862e-05 Jy ! Component: 100 - total flux cleaned = 9.51563e-06 Jy ! Component: 150 - total flux cleaned = -4.53756e-05 Jy ! Component: 200 - total flux cleaned = -0.00014429 Jy ! Total flux subtracted in 200 components = -0.00014429 Jy ! Clean residual min=-0.004047 max=0.004256 Jy/beam ! Clean residual mean=-0.000002 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.989824 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 63 components and 0.989824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116283Jy sigma=0.001262 ! Fit after self-cal, rms=0.116283Jy sigma=0.001262 ! 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=0.116283Jy sigma=0.001262 ! Fit after self-cal, rms=0.116120Jy sigma=0.001259 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.649 mas, bmaj=14.29 mas, bpa=-18.55 degrees ! Estimated noise=732.516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00156333 Jy ! Component: 100 - total flux cleaned = -0.00192582 Jy ! Component: 150 - total flux cleaned = -0.00224317 Jy ! Component: 200 - total flux cleaned = -0.00252629 Jy ! Total flux subtracted in 200 components = -0.00252629 Jy ! Clean residual min=-0.003775 max=0.003673 Jy/beam ! Clean residual mean=0.000014 rms=0.000940 Jy/beam ! Combined flux in latest and established models = 0.987297 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 65 components and 0.987297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116056Jy sigma=0.001259 ! Fit after self-cal, rms=0.116063Jy sigma=0.001259 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000258452 Jy ! Component: 100 - total flux cleaned = -0.000337155 Jy ! Component: 150 - total flux cleaned = -0.000412417 Jy ! Component: 200 - total flux cleaned = -0.000480803 Jy ! Total flux subtracted in 200 components = -0.000480803 Jy ! Clean residual min=-0.003713 max=0.003692 Jy/beam ! Clean residual mean=0.000017 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 0.986817 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 66 components and 0.986817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116037Jy sigma=0.001259 ! Fit after self-cal, rms=0.116036Jy sigma=0.001258 ! 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=0.116036Jy sigma=0.001258 ! Fit after self-cal, rms=0.116055Jy sigma=0.001258 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.513 mas, bmaj=17.86 mas, bpa=-8.711 degrees ! Estimated noise=854.292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00120929 Jy ! Component: 100 - total flux cleaned = -0.00138273 Jy ! Component: 150 - total flux cleaned = -0.00146216 Jy ! Component: 200 - total flux cleaned = -0.00151628 Jy ! Total flux subtracted in 200 components = -0.00151628 Jy ! Clean residual min=-0.003379 max=0.003603 Jy/beam ! Clean residual mean=0.000031 rms=0.001024 Jy/beam ! Combined flux in latest and established models = 0.9853 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 70 components and 0.9853 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116033Jy sigma=0.001258 ! Fit after self-cal, rms=0.116031Jy sigma=0.001258 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 = -0.000187946 Jy ! Component: 100 - total flux cleaned = -0.000264096 Jy ! Component: 150 - total flux cleaned = -0.00031343 Jy ! Component: 200 - total flux cleaned = -0.00035726 Jy ! Total flux subtracted in 200 components = -0.00035726 Jy ! Clean residual min=-0.003337 max=0.003523 Jy/beam ! Clean residual mean=0.000036 rms=0.001028 Jy/beam ! Combined flux in latest and established models = 0.984943 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 73 components and 0.984943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116019Jy sigma=0.001258 ! Fit after self-cal, rms=0.116018Jy sigma=0.001258 ! 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=3.651 mas, bmaj=14.31 mas, bpa=-18.56 degrees ! Estimated noise=732.503 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.651 x 14.31 at -18.56 degrees (North through East) ! Clean map min=-0.0035883 max=0.92831 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=0.116018Jy sigma=0.001258 ! Fit after self-cal, rms=0.102710Jy sigma=0.001107 ! Inverting map and beam ! Estimated beam: bmin=3.652 mas, bmaj=14.31 mas, bpa=-18.57 degrees ! Estimated noise=732.095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00130804 Jy ! Component: 100 - total flux cleaned = -0.00155105 Jy ! Component: 150 - total flux cleaned = -0.0016969 Jy ! Component: 200 - total flux cleaned = -0.00176477 Jy ! Total flux subtracted in 200 components = -0.00176477 Jy ! Clean residual min=-0.003503 max=0.003114 Jy/beam ! Clean residual mean=0.000029 rms=0.000862 Jy/beam ! Combined flux in latest and established models = 0.983178 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 76 components and 0.983178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102674Jy sigma=0.001107 ! Fit after self-cal, rms=0.102675Jy sigma=0.001107 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.83385e-05 Jy ! Component: 100 - total flux cleaned = -0.000128229 Jy ! Component: 150 - total flux cleaned = -0.000156976 Jy ! Component: 200 - total flux cleaned = -0.000209142 Jy ! Total flux subtracted in 200 components = -0.000209142 Jy ! Clean residual min=-0.003451 max=0.003127 Jy/beam ! Clean residual mean=0.000031 rms=0.000858 Jy/beam ! Combined flux in latest and established models = 0.982969 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 77 components and 0.982969 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102657Jy sigma=0.001107 ! Fit after self-cal, rms=0.102657Jy sigma=0.001107 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102657Jy sigma=0.001107 ! Fit after self-cal, rms=0.102638Jy sigma=0.001106 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=2.858 mas, bmaj=12.13 mas, bpa=-17.04 degrees ! Estimated noise=1059.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.717296 Jy ! Component: 100 - total flux cleaned = 0.878815 Jy ! Component: 150 - total flux cleaned = 0.935747 Jy ! Component: 200 - total flux cleaned = 0.960039 Jy ! Total flux subtracted in 200 components = 0.960039 Jy ! Clean residual min=-0.007487 max=0.012386 Jy/beam ! Clean residual mean=0.000068 rms=0.002108 Jy/beam ! Combined flux in latest and established models = 0.960039 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.960039 Jy ! Inverting map and beam ! Estimated beam: bmin=3.652 mas, bmaj=14.32 mas, bpa=-18.58 degrees ! Estimated noise=731.872 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, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014424 Jy ! Component: 100 - total flux cleaned = 0.0215391 Jy ! Component: 150 - total flux cleaned = 0.0245789 Jy ! Component: 200 - total flux cleaned = 0.0252669 Jy ! Total flux subtracted in 200 components = 0.0252669 Jy ! Clean residual min=-0.004232 max=0.003375 Jy/beam ! Clean residual mean=0.000001 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 0.985306 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 50 components and 0.985306 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=9.517 mas, bmaj=17.88 mas, bpa=-8.729 degrees ! Estimated noise=853.134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00041557 Jy ! Component: 100 - total flux cleaned = -8.35739e-05 Jy ! Component: 150 - total flux cleaned = 0.000170057 Jy ! Component: 200 - total flux cleaned = 0.000335135 Jy ! Total flux subtracted in 200 components = 0.000335135 Jy ! Clean residual min=-0.003093 max=0.003331 Jy/beam ! Clean residual mean=-0.000003 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.985641 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 = 3.43618e-05 Jy ! Component: 100 - total flux cleaned = 9.89086e-05 Jy ! Component: 150 - total flux cleaned = 0.000155532 Jy ! Component: 200 - total flux cleaned = 0.000204806 Jy ! Total flux subtracted in 200 components = 0.000204806 Jy ! Clean residual min=-0.003105 max=0.003259 Jy/beam ! Clean residual mean=-0.000006 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.985846 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 86 components and 0.985846 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.652 mas, bmaj=14.32 mas, bpa=-18.58 degrees ! Estimated noise=731.872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000532415 Jy ! Component: 100 - total flux cleaned = 0.000532622 Jy ! Component: 150 - total flux cleaned = 0.000529138 Jy ! Component: 200 - total flux cleaned = 0.000600804 Jy ! Total flux subtracted in 200 components = 0.000600804 Jy ! Clean residual min=-0.003328 max=0.003207 Jy/beam ! Clean residual mean=-0.000008 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.986447 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 116 components and 0.986447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102833Jy sigma=0.001109 ! Fit after self-cal, rms=0.102826Jy sigma=0.001109 wmodel J0437-1844_S_2010_10_13_pus_map.mod ! Writing 116 model components to file: J0437-1844_S_2010_10_13_pus_map.mod wobs J0437-1844_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J0437-1844_S_2010_10_13_pus_uvs.fits wwins J0437-1844_S_2010_10_13_pus_map.win ! wwins: Wrote 2 windows to J0437-1844_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 = -0.000196849 Jy ! Component: 100 - total flux cleaned = -0.000189846 Jy ! Component: 150 - total flux cleaned = -0.000237243 Jy ! Component: 200 - total flux cleaned = -0.000329401 Jy ! Component: 250 - total flux cleaned = -0.0005046 Jy ! Component: 300 - total flux cleaned = -0.000588715 Jy ! Component: 350 - total flux cleaned = -0.000670327 Jy ! Component: 400 - total flux cleaned = -0.000788885 Jy ! Component: 450 - total flux cleaned = -0.000941757 Jy ! Component: 500 - total flux cleaned = -0.00101653 Jy ! Component: 550 - total flux cleaned = -0.00123326 Jy ! Component: 600 - total flux cleaned = -0.00130389 Jy ! Component: 650 - total flux cleaned = -0.00144193 Jy ! Component: 700 - total flux cleaned = -0.00154279 Jy ! Component: 750 - total flux cleaned = -0.00157623 Jy ! Component: 800 - total flux cleaned = -0.0016415 Jy ! Component: 850 - total flux cleaned = -0.00161057 Jy ! Component: 900 - total flux cleaned = -0.00173691 Jy ! Component: 950 - total flux cleaned = -0.00176774 Jy ! Component: 1000 - total flux cleaned = -0.00182855 Jy ! Component: 1050 - total flux cleaned = -0.00188864 Jy ! Component: 1100 - total flux cleaned = -0.0019183 Jy ! Component: 1150 - total flux cleaned = -0.0020062 Jy ! Component: 1200 - total flux cleaned = -0.00200612 Jy ! Component: 1250 - total flux cleaned = -0.00203492 Jy ! Component: 1300 - total flux cleaned = -0.00206338 Jy ! Component: 1350 - total flux cleaned = -0.00211892 Jy ! Component: 1400 - total flux cleaned = -0.00206372 Jy ! Component: 1450 - total flux cleaned = -0.00209089 Jy ! Component: 1500 - total flux cleaned = -0.00201039 Jy ! Component: 1550 - total flux cleaned = -0.00198429 Jy ! Component: 1600 - total flux cleaned = -0.00190544 Jy ! Component: 1650 - total flux cleaned = -0.00185378 Jy ! Component: 1700 - total flux cleaned = -0.00182826 Jy ! Component: 1750 - total flux cleaned = -0.00172692 Jy ! Component: 1800 - total flux cleaned = -0.00165158 Jy ! Component: 1850 - total flux cleaned = -0.00160204 Jy ! Component: 1900 - total flux cleaned = -0.00150369 Jy ! Component: 1950 - total flux cleaned = -0.001455 Jy ! Component: 2000 - total flux cleaned = -0.00135851 Jy ! Total flux subtracted in 2048 components = -0.0012867 Jy ! Clean residual min=-0.001196 max=0.001235 Jy/beam ! Clean residual mean=0.000012 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.98516 Jy keep ! Adding 123 model components to the UV plane model. ! The established model now contains 239 components and 0.98516 Jy ![Exited script file: muppet] wmap "J0437-1844_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.652 x 14.32 at -18.58 degrees (North through East) ! Clean map min=-0.0027726 max=0.9308 Jy/beam ! Writing clean map to FITS file: J0437-1844_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 0.930797 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000498429 device "J0437-1844_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0437-1844_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.160646 0.160646 0.321292 0.642583 1.28517 2.57033 5.14067 10.2813 20.5627 41.1253 82.2507 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.93 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.652 x 14.32 at -18.58 degrees (North through East) ! Clean map min=-0.0027726 max=0.9308 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0437-1844_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J0437-1844_S_2010_10_13_pus_map.gif/vgif' mapplot cln