! Started logfile: J1549+0237_X_2011_08_02_pus_uvs.log on Wed Apr 18 21:54:25 2012 obs J1549+0237_X_2011_08_02_pus_uva.fits ! Reading UV FITS file: J1549+0237_X_2011_08_02_pus_uva.fits ! AN table 1: 49 integrations on 78 of 78 possible baselines. ! AN table 2: 25 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.167013 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1549+0237 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3146 lines of history. ! ! Reading 3856 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1549+0237_X_2011_08_02_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 0.200x0.200 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 342 telescope corrections were flagged in sub-array 1. ! A total of 281 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 342 telescope corrections were flagged in sub-array 1. ! A total of 281 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 342 telescope corrections were flagged in sub-array 1. ! A total of 281 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 342 telescope corrections were flagged in sub-array 1. ! A total of 281 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.827173Jy sigma=0.008380 ! Fit after self-cal, rms=0.749960Jy sigma=0.007858 ! 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 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Estimated beam: bmin=0.6798 mas, bmaj=1.199 mas, bpa=-1.331 degrees ! Estimated noise=1395.58 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 = 1.14593 Jy ! Component: 100 - total flux cleaned = 1.49828 Jy ! Total flux subtracted in 100 components = 1.49828 Jy ! Clean residual min=-0.102315 max=0.184433 Jy/beam ! Clean residual mean=-0.000067 rms=0.024576 Jy/beam ! Combined flux in latest and established models = 1.49828 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 1.49828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454369Jy sigma=0.004657 ! Fit after self-cal, rms=0.453460Jy sigma=0.004652 ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Added new window around map position (0.6, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.196565 Jy ! Component: 100 - total flux cleaned = 0.314983 Jy ! Total flux subtracted in 100 components = 0.314983 Jy ! Clean residual min=-0.082455 max=0.077775 Jy/beam ! Clean residual mean=-0.000128 rms=0.016724 Jy/beam ! Combined flux in latest and established models = 1.81326 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 1.81326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.352340Jy sigma=0.003397 ! Fit after self-cal, rms=0.349241Jy sigma=0.003369 ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1744 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 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Estimated beam: bmin=0.8301 mas, bmaj=1.42 mas, bpa=-3.194 degrees ! Estimated noise=1170.49 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 = 0.104387 Jy ! Component: 100 - total flux cleaned = 0.162035 Jy ! Component: 150 - total flux cleaned = 0.19641 Jy ! Component: 200 - total flux cleaned = 0.217661 Jy ! Total flux subtracted in 200 components = 0.217661 Jy ! Clean residual min=-0.069846 max=0.081898 Jy/beam ! Clean residual mean=-0.000088 rms=0.018581 Jy/beam ! Combined flux in latest and established models = 2.03092 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 37 components and 2.03092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326044Jy sigma=0.002962 ! Fit after self-cal, rms=0.324920Jy sigma=0.002952 ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.90 FT 1.00* HH 0.98 ! HN 1.04 KP 0.87 LA 0.98 MK 0.99 ! NL 1.01 OV 0.99 PT 1.03 TS 1.00* ! WZ 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* FT 1.00* HH 0.99 ! HN 1.08 KP 1.00* LA 1.00* MK 1.00* ! NL 1.25 OV 1.00* PT 1.00* TS 1.00* ! WZ 0.98 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.91 FT 1.00* HH 0.98 ! HN 1.08 KP 0.86 LA 1.00 MK 1.04 ! NL 1.15 OV 1.02 PT 1.10 TS 1.00* ! WZ 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* FT 1.00* HH 0.96 ! HN 1.07 KP 1.00* LA 1.00* MK 1.00* ! NL 1.43 OV 1.00* PT 1.00* TS 1.00* ! WZ 0.88 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.89 FT 1.00* HH 0.94 ! HN 1.07 KP 0.76 LA 0.98 MK 1.00 ! NL 1.09 OV 1.00 PT 1.03 TS 1.00* ! WZ 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* FT 1.00* HH 1.00 ! HN 1.04 KP 1.00* LA 1.00* MK 1.00* ! NL 1.35 OV 1.00* PT 1.00* TS 1.00* ! WZ 0.86 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 FT 1.00* HH 1.11 ! HN 1.07 KP 0.83 LA 1.05 MK 1.05 ! NL 1.12 OV 1.04 PT 1.12 TS 1.00* ! WZ 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* FT 1.00* HH 1.16 ! HN 1.06 KP 1.00* LA 1.00* MK 1.00* ! NL 1.45 OV 1.00* PT 1.00* TS 1.00* ! WZ 0.91 ! ! ! Fit before self-cal, rms=0.324920Jy sigma=0.002952 ! Fit after self-cal, rms=0.238489Jy sigma=0.001956 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Estimated beam: bmin=0.852 mas, bmaj=1.461 mas, bpa=-4.282 degrees ! Estimated noise=1165.4 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 = -0.00426752 Jy ! Component: 100 - total flux cleaned = -0.00429099 Jy ! Component: 150 - total flux cleaned = -0.00425948 Jy ! Component: 200 - total flux cleaned = -0.00491744 Jy ! Total flux subtracted in 200 components = -0.00491744 Jy ! Clean residual min=-0.028118 max=0.039339 Jy/beam ! Clean residual mean=-0.000153 rms=0.009213 Jy/beam ! Combined flux in latest and established models = 2.026 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 2.026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233482Jy sigma=0.001926 ! Fit after self-cal, rms=0.233222Jy sigma=0.001922 ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 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=0.233222Jy sigma=0.001922 ! Fit after self-cal, rms=0.186536Jy sigma=0.001437 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Estimated beam: bmin=0.8537 mas, bmaj=1.457 mas, bpa=-4.13 degrees ! Estimated noise=1166.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00795295 Jy ! Component: 100 - total flux cleaned = 0.0072265 Jy ! Component: 150 - total flux cleaned = 0.00639347 Jy ! Component: 200 - total flux cleaned = 0.00568368 Jy ! Total flux subtracted in 200 components = 0.00568368 Jy ! Clean residual min=-0.010382 max=0.012866 Jy/beam ! Clean residual mean=0.000016 rms=0.002567 Jy/beam ! Combined flux in latest and established models = 2.03169 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 54 components and 2.03169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185363Jy sigma=0.001419 ! Fit after self-cal, rms=0.185297Jy sigma=0.001417 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 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 (-1.4, -8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00364459 Jy ! Component: 100 - total flux cleaned = 0.00201348 Jy ! Component: 150 - total flux cleaned = 0.00175731 Jy ! Component: 200 - total flux cleaned = 0.00127899 Jy ! Total flux subtracted in 200 components = 0.00127899 Jy ! Clean residual min=-0.009798 max=0.009493 Jy/beam ! Clean residual mean=0.000017 rms=0.002289 Jy/beam ! Combined flux in latest and established models = 2.03297 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 67 components and 2.03297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184233Jy sigma=0.001403 ! Fit after self-cal, rms=0.184125Jy sigma=0.001402 ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 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=0.184125Jy sigma=0.001402 ! Fit after self-cal, rms=0.183344Jy sigma=0.001399 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Estimated beam: bmin=0.855 mas, bmaj=1.455 mas, bpa=-4.067 degrees ! Estimated noise=1165.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00578318 Jy ! Component: 100 - total flux cleaned = 0.00534954 Jy ! Component: 150 - total flux cleaned = 0.00454938 Jy ! Component: 200 - total flux cleaned = 0.00399826 Jy ! Total flux subtracted in 200 components = 0.00399826 Jy ! Clean residual min=-0.008074 max=0.008917 Jy/beam ! Clean residual mean=0.000018 rms=0.002047 Jy/beam ! Combined flux in latest and established models = 2.03697 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 73 components and 2.03697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182910Jy sigma=0.001393 ! Fit after self-cal, rms=0.182802Jy sigma=0.001392 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 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 (-0.8, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00528317 Jy ! Component: 100 - total flux cleaned = 0.00488511 Jy ! Component: 150 - total flux cleaned = 0.00450936 Jy ! Component: 200 - total flux cleaned = 0.00451451 Jy ! Total flux subtracted in 200 components = 0.00451451 Jy ! Clean residual min=-0.007750 max=0.007935 Jy/beam ! Clean residual mean=0.000015 rms=0.001936 Jy/beam ! Combined flux in latest and established models = 2.04148 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 2.04148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182134Jy sigma=0.001386 ! Fit after self-cal, rms=0.182060Jy sigma=0.001386 ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 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=0.182060Jy sigma=0.001386 ! Fit after self-cal, rms=0.181703Jy sigma=0.001384 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Estimated beam: bmin=2.538 mas, bmaj=3.436 mas, bpa=5.044 degrees ! Estimated noise=1414.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0026736 Jy ! Component: 100 - total flux cleaned = 0.00319718 Jy ! Component: 150 - total flux cleaned = 0.00333186 Jy ! Component: 200 - total flux cleaned = 0.00354371 Jy ! Total flux subtracted in 200 components = 0.00354371 Jy ! Clean residual min=-0.006801 max=0.006179 Jy/beam ! Clean residual mean=0.000037 rms=0.001825 Jy/beam ! Combined flux in latest and established models = 2.04502 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 103 components and 2.04502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181654Jy sigma=0.001382 ! Fit after self-cal, rms=0.181585Jy sigma=0.001382 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 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 = -0.000271989 Jy ! Component: 100 - total flux cleaned = -0.00049461 Jy ! Component: 150 - total flux cleaned = -0.000316869 Jy ! Component: 200 - total flux cleaned = -0.000167786 Jy ! Total flux subtracted in 200 components = -0.000167786 Jy ! Clean residual min=-0.006231 max=0.005759 Jy/beam ! Clean residual mean=0.000035 rms=0.001752 Jy/beam ! Combined flux in latest and established models = 2.04485 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 107 components and 2.04486 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181624Jy sigma=0.001382 ! Fit after self-cal, rms=0.181561Jy sigma=0.001381 ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 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 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Estimated beam: bmin=0.8556 mas, bmaj=1.454 mas, bpa=-4.046 degrees ! Estimated noise=1165.9 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8556 x 1.454 at -4.046 degrees (North through East) ! Clean map min=-0.0087254 max=1.4279 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=0.181561Jy sigma=0.001381 ! Fit after self-cal, rms=0.159855Jy sigma=0.001208 ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Estimated beam: bmin=0.8561 mas, bmaj=1.454 mas, bpa=-4.034 degrees ! Estimated noise=1165.1 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215336 Jy ! Component: 100 - total flux cleaned = 0.00231568 Jy ! Component: 150 - total flux cleaned = 0.00230845 Jy ! Component: 200 - total flux cleaned = 0.00217284 Jy ! Total flux subtracted in 200 components = 0.00217284 Jy ! Clean residual min=-0.006802 max=0.007025 Jy/beam ! Clean residual mean=0.000017 rms=0.001636 Jy/beam ! Combined flux in latest and established models = 2.04703 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 114 components and 2.04703 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159497Jy sigma=0.001205 ! Fit after self-cal, rms=0.159448Jy sigma=0.001205 ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Added new window around map position (3.6, -6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00486913 Jy ! Component: 100 - total flux cleaned = 0.00521195 Jy ! Component: 150 - total flux cleaned = 0.00536488 Jy ! Component: 200 - total flux cleaned = 0.00549573 Jy ! Total flux subtracted in 200 components = 0.00549573 Jy ! Clean residual min=-0.006247 max=0.006417 Jy/beam ! Clean residual mean=0.000023 rms=0.001573 Jy/beam ! Combined flux in latest and established models = 2.05252 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 127 components and 2.05252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158963Jy sigma=0.001201 ! Fit after self-cal, rms=0.158943Jy sigma=0.001201 ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158943Jy sigma=0.001201 ! Fit after self-cal, rms=0.158694Jy sigma=0.001200 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 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Estimated beam: bmin=0.6973 mas, bmaj=1.225 mas, bpa=-2.34 degrees ! Estimated noise=1414.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.15416 Jy ! Component: 100 - total flux cleaned = 1.50263 Jy ! Component: 150 - total flux cleaned = 1.69345 Jy ! Component: 200 - total flux cleaned = 1.81259 Jy ! Total flux subtracted in 200 components = 1.81259 Jy ! Clean residual min=-0.027092 max=0.064632 Jy/beam ! Clean residual mean=0.000043 rms=0.008399 Jy/beam ! Combined flux in latest and established models = 1.81259 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 30 model components to the UV plane model. ! The established model now contains 30 components and 1.81259 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Estimated beam: bmin=0.8565 mas, bmaj=1.453 mas, bpa=-4.018 degrees ! Estimated noise=1164.68 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 (-0.2, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0923697 Jy ! Component: 100 - total flux cleaned = 0.145804 Jy ! Component: 150 - total flux cleaned = 0.178925 Jy ! Component: 200 - total flux cleaned = 0.200607 Jy ! Total flux subtracted in 200 components = 0.200607 Jy ! Clean residual min=-0.011214 max=0.015901 Jy/beam ! Clean residual mean=0.000050 rms=0.002668 Jy/beam ! Combined flux in latest and established models = 2.01319 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 49 components and 2.01319 Jy ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Added new window around map position (1.6, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165204 Jy ! Component: 100 - total flux cleaned = 0.026923 Jy ! Component: 150 - total flux cleaned = 0.0314926 Jy ! Component: 200 - total flux cleaned = 0.0341924 Jy ! Total flux subtracted in 200 components = 0.0341924 Jy ! Clean residual min=-0.008169 max=0.009215 Jy/beam ! Clean residual mean=0.000030 rms=0.001969 Jy/beam ! Combined flux in latest and established models = 2.04739 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 76 components and 2.04739 Jy ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Added new window around map position (0.4, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0026778 Jy ! Component: 100 - total flux cleaned = 0.00501986 Jy ! Component: 150 - total flux cleaned = 0.00555026 Jy ! Component: 200 - total flux cleaned = 0.00629146 Jy ! Total flux subtracted in 200 components = 0.00629146 Jy ! Clean residual min=-0.007018 max=0.006956 Jy/beam ! Clean residual mean=0.000026 rms=0.001731 Jy/beam ! Combined flux in latest and established models = 2.05368 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 91 components and 2.05368 Jy ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! Estimated beam: bmin=0.7746 mas, bmaj=1.212 mas, bpa=10.38 degrees ! Estimated noise=1479.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214951 Jy ! Component: 100 - total flux cleaned = 0.00266131 Jy ! Component: 150 - total flux cleaned = 0.00266995 Jy ! Component: 200 - total flux cleaned = 0.00353631 Jy ! Total flux subtracted in 200 components = 0.00353631 Jy ! Clean residual min=-0.007838 max=0.007361 Jy/beam ! Clean residual mean=0.000016 rms=0.001905 Jy/beam ! Combined flux in latest and established models = 2.05721 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000395186 Jy ! Component: 100 - total flux cleaned = 0.000577041 Jy ! Component: 150 - total flux cleaned = 0.000581204 Jy ! Component: 200 - total flux cleaned = 0.00108641 Jy ! Total flux subtracted in 200 components = 0.00108641 Jy ! Clean residual min=-0.007813 max=0.006931 Jy/beam ! Clean residual mean=0.000015 rms=0.001814 Jy/beam ! Combined flux in latest and established models = 2.0583 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 107 components and 2.0583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159795Jy sigma=0.001204 ! Fit after self-cal, rms=0.158928Jy sigma=0.001201 wmodel J1549+0237_X_2011_08_02_pus_map.mod ! Writing 107 model components to file: J1549+0237_X_2011_08_02_pus_map.mod wobs J1549+0237_X_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J1549+0237_X_2011_08_02_pus_uvs.fits wwins J1549+0237_X_2011_08_02_pus_map.win ! wwins: Wrote 8 windows to J1549+0237_X_2011_08_02_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 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000281234 Jy ! Component: 100 - total flux cleaned = 0.000784073 Jy ! Component: 150 - total flux cleaned = 0.00125974 Jy ! Component: 200 - total flux cleaned = 0.00103455 Jy ! Component: 250 - total flux cleaned = 0.000489809 Jy ! Component: 300 - total flux cleaned = 6.55555e-05 Jy ! Component: 350 - total flux cleaned = -0.000449984 Jy ! Component: 400 - total flux cleaned = -0.000751999 Jy ! Component: 450 - total flux cleaned = -0.0011438 Jy ! Component: 500 - total flux cleaned = -0.000948157 Jy ! Component: 550 - total flux cleaned = -0.0007561 Jy ! Component: 600 - total flux cleaned = -0.000294725 Jy ! Component: 650 - total flux cleaned = -0.000294389 Jy ! Component: 700 - total flux cleaned = -2.81412e-05 Jy ! Component: 750 - total flux cleaned = 6.01139e-05 Jy ! Component: 800 - total flux cleaned = 6.04712e-05 Jy ! Component: 850 - total flux cleaned = 0.000146364 Jy ! Component: 900 - total flux cleaned = 0.000731514 Jy ! Component: 950 - total flux cleaned = 0.00081252 Jy ! Component: 1000 - total flux cleaned = 0.00105594 Jy ! Component: 1050 - total flux cleaned = 0.00105782 Jy ! Component: 1100 - total flux cleaned = 0.00153175 Jy ! Component: 1150 - total flux cleaned = 0.00184442 Jy ! Component: 1200 - total flux cleaned = 0.00192041 Jy ! Component: 1250 - total flux cleaned = 0.00184543 Jy ! Component: 1300 - total flux cleaned = 0.00214401 Jy ! Component: 1350 - total flux cleaned = 0.00221632 Jy ! Component: 1400 - total flux cleaned = 0.00199791 Jy ! Component: 1450 - total flux cleaned = 0.00214263 Jy ! Component: 1500 - total flux cleaned = 0.00214336 Jy ! Component: 1550 - total flux cleaned = 0.00235368 Jy ! Component: 1600 - total flux cleaned = 0.00221525 Jy ! Component: 1650 - total flux cleaned = 0.00235279 Jy ! Component: 1700 - total flux cleaned = 0.00235328 Jy ! Component: 1750 - total flux cleaned = 0.0026877 Jy ! Component: 1800 - total flux cleaned = 0.00255654 Jy ! Component: 1850 - total flux cleaned = 0.00262185 Jy ! Component: 1900 - total flux cleaned = 0.00249269 Jy ! Component: 1950 - total flux cleaned = 0.00274891 Jy ! Component: 2000 - total flux cleaned = 0.00281389 Jy ! Total flux subtracted in 2048 components = 0.00287752 Jy ! Clean residual min=-0.003852 max=0.003118 Jy/beam ! Clean residual mean=0.000011 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 2.06118 Jy keep ! Adding 152 model components to the UV plane model. ! The established model now contains 258 components and 2.06118 Jy ![Exited script file: muppet] wmap "J1549+0237_X_2011_08_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7746 x 1.212 at 10.38 degrees (North through East) ! Clean map min=-0.00562 max=1.3726 Jy/beam ! Writing clean map to FITS file: J1549+0237_X_2011_08_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.37259 invert ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1744 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00113104 device "J1549+0237_X_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1549+0237_X_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.247205 0.247205 0.494409 0.988818 1.97764 3.95527 7.91055 15.8211 31.6422 63.2844 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0033 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.372 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7746 x 1.212 at 10.38 degrees (North through East) ! Clean map min=-0.00562 max=1.3726 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1549+0237_X_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1549+0237_X_2011_08_02_pus_map.gif/vgif' mapplot cln