! Started logfile: J2101+0341_X_2011_08_02_pus_uvs.log on Wed Apr 18 21:56:17 2012 obs J2101+0341_X_2011_08_02_pus_uva.fits ! Reading UV FITS file: J2101+0341_X_2011_08_02_pus_uva.fits ! AN table 1: 22 integrations on 78 of 78 possible baselines. ! AN table 2: 234 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.0887921 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2101+0341 ! ! 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 7092 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 J2101+0341_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 135 telescope corrections were flagged in sub-array 1. ! A total of 2674 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 135 telescope corrections were flagged in sub-array 1. ! A total of 2674 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 135 telescope corrections were flagged in sub-array 1. ! A total of 2674 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 135 telescope corrections were flagged in sub-array 1. ! A total of 2674 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.734045Jy sigma=0.006375 ! Fit after self-cal, rms=0.390879Jy sigma=0.003661 ! 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 11.8% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.8438 mas, bmaj=1.916 mas, bpa=-12.29 degrees ! Estimated noise=1367.7 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 = 0.519108 Jy ! Component: 100 - total flux cleaned = 0.664373 Jy ! Total flux subtracted in 100 components = 0.664373 Jy ! Clean residual min=-0.030152 max=0.061410 Jy/beam ! Clean residual mean=-0.000475 rms=0.008726 Jy/beam ! Combined flux in latest and established models = 0.664373 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.664373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210614Jy sigma=0.001860 ! Fit after self-cal, rms=0.209843Jy sigma=0.001855 ! Inverting map ! Your choice of large map pixels excluded 11.8% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0652087 Jy ! Component: 100 - total flux cleaned = 0.0977501 Jy ! Total flux subtracted in 100 components = 0.0977501 Jy ! Clean residual min=-0.023587 max=0.029015 Jy/beam ! Clean residual mean=-0.000265 rms=0.005821 Jy/beam ! Combined flux in latest and established models = 0.762123 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.762123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192907Jy sigma=0.001651 ! Fit after self-cal, rms=0.192854Jy sigma=0.001650 ! Inverting map ! Your choice of large map pixels excluded 11.8% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 11.8% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=1.107 mas, bmaj=2.088 mas, bpa=-6.835 degrees ! Estimated noise=928.954 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 = 0.0176753 Jy ! Component: 100 - total flux cleaned = 0.020993 Jy ! Component: 150 - total flux cleaned = 0.0217428 Jy ! Component: 200 - total flux cleaned = 0.0217459 Jy ! Total flux subtracted in 200 components = 0.0217459 Jy ! Clean residual min=-0.025176 max=0.020383 Jy/beam ! Clean residual mean=-0.000485 rms=0.007414 Jy/beam ! Combined flux in latest and established models = 0.783869 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 0.783869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190992Jy sigma=0.001633 ! Fit after self-cal, rms=0.190919Jy sigma=0.001632 ! Inverting map ! Your choice of large map pixels excluded 11.8% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 1.01 FD 0.86 FT 1.00* HH 1.00* ! HN 1.03 KP 0.88 LA 0.97 MK 0.97 ! NL 0.94 OV 1.00 PT 1.00 TS 1.00* ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.94 FT 1.00* HH 1.02 ! HN 1.07 KP 0.95 LA 1.03 MK 0.98 ! NL 0.96 OV 0.98 PT 1.07 TS 1.00* ! WZ 1.00* ! ! ! 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 0.89 FT 1.00* HH 1.00* ! HN 1.12 KP 0.86 LA 1.00 MK 1.01 ! NL 1.02 OV 1.02 PT 1.07 TS 1.00* ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 FT 1.00* HH 1.05 ! HN 1.07 KP 0.91 LA 1.04 MK 1.01 ! NL 1.10 OV 1.01 PT 1.14 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.88 FT 1.00* HH 1.00* ! HN 1.07 KP 0.77 LA 0.98 MK 0.99 ! NL 1.02 OV 1.01 PT 1.00 TS 1.00* ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.92 FT 1.00* HH 1.08 ! HN 1.06 KP 0.82 LA 1.03 MK 0.96 ! NL 1.04 OV 0.98 PT 1.07 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.93 FT 1.00* HH 1.00* ! HN 0.99 KP 0.82 LA 1.02 MK 1.05 ! NL 1.05 OV 1.05 PT 1.10 TS 1.00* ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.99 FT 1.00* HH 1.15 ! HN 1.05 KP 0.91 LA 1.11 MK 1.04 ! NL 1.06 OV 1.02 PT 1.17 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.190919Jy sigma=0.001632 ! Fit after self-cal, rms=0.177005Jy sigma=0.001403 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=1.113 mas, bmaj=2.141 mas, bpa=-7.68 degrees ! Estimated noise=931.146 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 = -0.00528847 Jy ! Component: 100 - total flux cleaned = -0.00552337 Jy ! Component: 150 - total flux cleaned = -0.00572778 Jy ! Component: 200 - total flux cleaned = -0.00591727 Jy ! Total flux subtracted in 200 components = -0.00591727 Jy ! Clean residual min=-0.010030 max=0.010386 Jy/beam ! Clean residual mean=-0.000078 rms=0.002363 Jy/beam ! Combined flux in latest and established models = 0.777952 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.777952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176755Jy sigma=0.001401 ! Fit after self-cal, rms=0.176657Jy sigma=0.001400 ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 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=0.176657Jy sigma=0.001400 ! Fit after self-cal, rms=0.175751Jy sigma=0.001369 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=1.113 mas, bmaj=2.14 mas, bpa=-7.552 degrees ! Estimated noise=931.417 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.27708e-06 Jy ! Component: 100 - total flux cleaned = 0.000449171 Jy ! Component: 150 - total flux cleaned = 0.000511981 Jy ! Component: 200 - total flux cleaned = 0.000511632 Jy ! Total flux subtracted in 200 components = 0.000511632 Jy ! Clean residual min=-0.005004 max=0.007887 Jy/beam ! Clean residual mean=0.000027 rms=0.001316 Jy/beam ! Combined flux in latest and established models = 0.778463 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 0.778463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175663Jy sigma=0.001368 ! Fit after self-cal, rms=0.175603Jy sigma=0.001367 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 (1.2, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00464999 Jy ! Component: 100 - total flux cleaned = 0.00457057 Jy ! Component: 150 - total flux cleaned = 0.00398458 Jy ! Component: 200 - total flux cleaned = 0.00377201 Jy ! Total flux subtracted in 200 components = 0.00377201 Jy ! Clean residual min=-0.004393 max=0.004977 Jy/beam ! Clean residual mean=0.000035 rms=0.001157 Jy/beam ! Combined flux in latest and established models = 0.782236 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 44 components and 0.782236 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175372Jy sigma=0.001365 ! Fit after self-cal, rms=0.175333Jy sigma=0.001364 ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 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=0.175333Jy sigma=0.001364 ! Fit after self-cal, rms=0.175824Jy sigma=0.001362 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=1.115 mas, bmaj=2.143 mas, bpa=-7.616 degrees ! Estimated noise=931.235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00200583 Jy ! Component: 100 - total flux cleaned = 0.00235396 Jy ! Component: 150 - total flux cleaned = 0.0025262 Jy ! Component: 200 - total flux cleaned = 0.00252751 Jy ! Total flux subtracted in 200 components = 0.00252751 Jy ! Clean residual min=-0.004349 max=0.004137 Jy/beam ! Clean residual mean=0.000032 rms=0.001080 Jy/beam ! Combined flux in latest and established models = 0.784763 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 0.784763 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175758Jy sigma=0.001361 ! Fit after self-cal, rms=0.175752Jy sigma=0.001361 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 = 0.000496058 Jy ! Component: 100 - total flux cleaned = 0.000790093 Jy ! Component: 150 - total flux cleaned = 0.000831327 Jy ! Component: 200 - total flux cleaned = 0.000831212 Jy ! Total flux subtracted in 200 components = 0.000831212 Jy ! Clean residual min=-0.004302 max=0.004124 Jy/beam ! Clean residual mean=0.000033 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.785594 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 60 components and 0.785594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175726Jy sigma=0.001361 ! Fit after self-cal, rms=0.175722Jy sigma=0.001361 ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 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=0.175722Jy sigma=0.001361 ! Fit after self-cal, rms=0.175944Jy sigma=0.001361 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=2.545 mas, bmaj=4.317 mas, bpa=-14.75 degrees ! Estimated noise=1054.1 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000951025 Jy ! Component: 100 - total flux cleaned = 0.00115486 Jy ! Component: 150 - total flux cleaned = 0.00139611 Jy ! Component: 200 - total flux cleaned = 0.00145146 Jy ! Total flux subtracted in 200 components = 0.00145146 Jy ! Clean residual min=-0.003966 max=0.003345 Jy/beam ! Clean residual mean=0.000049 rms=0.001012 Jy/beam ! Combined flux in latest and established models = 0.787046 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 73 components and 0.787046 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175923Jy sigma=0.001360 ! Fit after self-cal, rms=0.175926Jy sigma=0.001360 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 = 7.79331e-05 Jy ! Component: 100 - total flux cleaned = 0.000299555 Jy ! Component: 150 - total flux cleaned = 0.000356195 Jy ! Component: 200 - total flux cleaned = 0.000403698 Jy ! Total flux subtracted in 200 components = 0.000403698 Jy ! Clean residual min=-0.003999 max=0.003231 Jy/beam ! Clean residual mean=0.000050 rms=0.001014 Jy/beam ! Combined flux in latest and established models = 0.787449 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 79 components and 0.787449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175922Jy sigma=0.001360 ! Fit after self-cal, rms=0.175920Jy sigma=0.001360 ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=1.116 mas, bmaj=2.143 mas, bpa=-7.592 degrees ! Estimated noise=931.708 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.116 x 2.143 at -7.592 degrees (North through East) ! Clean map min=-0.0037762 max=0.67747 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=0.175920Jy sigma=0.001360 ! Fit after self-cal, rms=0.166868Jy sigma=0.001225 ! Inverting map and beam ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=1.116 mas, bmaj=2.146 mas, bpa=-7.664 degrees ! Estimated noise=931.334 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000482049 Jy ! Component: 100 - total flux cleaned = 0.000366421 Jy ! Component: 150 - total flux cleaned = 0.000403397 Jy ! Component: 200 - total flux cleaned = 0.000435496 Jy ! Total flux subtracted in 200 components = 0.000435496 Jy ! Clean residual min=-0.004047 max=0.004320 Jy/beam ! Clean residual mean=0.000044 rms=0.001042 Jy/beam ! Combined flux in latest and established models = 0.787885 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 84 components and 0.787885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166844Jy sigma=0.001225 ! Fit after self-cal, rms=0.166844Jy sigma=0.001225 ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000152064 Jy ! Component: 100 - total flux cleaned = 0.000151407 Jy ! Component: 150 - total flux cleaned = 0.000179818 Jy ! Component: 200 - total flux cleaned = 0.000207191 Jy ! Total flux subtracted in 200 components = 0.000207191 Jy ! Clean residual min=-0.004036 max=0.004292 Jy/beam ! Clean residual mean=0.000044 rms=0.001041 Jy/beam ! Combined flux in latest and established models = 0.788092 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 88 components and 0.788092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166828Jy sigma=0.001224 ! Fit after self-cal, rms=0.166828Jy sigma=0.001224 ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166828Jy sigma=0.001224 ! Fit after self-cal, rms=0.166927Jy sigma=0.001224 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 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.8569 mas, bmaj=1.984 mas, bpa=-12.65 degrees ! Estimated noise=1348.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.510799 Jy ! Component: 100 - total flux cleaned = 0.652359 Jy ! Component: 150 - total flux cleaned = 0.714169 Jy ! Component: 200 - total flux cleaned = 0.743967 Jy ! Total flux subtracted in 200 components = 0.743967 Jy ! Clean residual min=-0.009443 max=0.014430 Jy/beam ! Clean residual mean=-0.000091 rms=0.002682 Jy/beam ! Combined flux in latest and established models = 0.743966 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.743966 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=1.117 mas, bmaj=2.147 mas, bpa=-7.658 degrees ! Estimated noise=931.382 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 = 0.0205226 Jy ! Component: 100 - total flux cleaned = 0.0313389 Jy ! Component: 150 - total flux cleaned = 0.0375873 Jy ! Component: 200 - total flux cleaned = 0.040696 Jy ! Total flux subtracted in 200 components = 0.040696 Jy ! Clean residual min=-0.004349 max=0.004742 Jy/beam ! Clean residual mean=0.000035 rms=0.001104 Jy/beam ! Combined flux in latest and established models = 0.784662 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 0.784662 Jy ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Added new window around map position (-17.6, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015022 Jy ! Component: 100 - total flux cleaned = 0.00198007 Jy ! Component: 150 - total flux cleaned = 0.00239103 Jy ! Component: 200 - total flux cleaned = 0.00283981 Jy ! Total flux subtracted in 200 components = 0.00283981 Jy ! Clean residual min=-0.004157 max=0.003759 Jy/beam ! Clean residual mean=0.000037 rms=0.001027 Jy/beam ! Combined flux in latest and established models = 0.787502 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 0.787502 Jy ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=1.027 mas, bmaj=1.728 mas, bpa=5.803 degrees ! Estimated noise=1100.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000628458 Jy ! Component: 100 - total flux cleaned = 0.000738034 Jy ! Component: 150 - total flux cleaned = 0.00124145 Jy ! Component: 200 - total flux cleaned = 0.00161496 Jy ! Total flux subtracted in 200 components = 0.00161496 Jy ! Clean residual min=-0.005253 max=0.004568 Jy/beam ! Clean residual mean=0.000049 rms=0.001289 Jy/beam ! Combined flux in latest and established models = 0.789117 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000268186 Jy ! Component: 100 - total flux cleaned = 0.000355604 Jy ! Component: 150 - total flux cleaned = 0.000440059 Jy ! Component: 200 - total flux cleaned = 0.000520232 Jy ! Total flux subtracted in 200 components = 0.000520232 Jy ! Clean residual min=-0.005104 max=0.004472 Jy/beam ! Clean residual mean=0.000049 rms=0.001272 Jy/beam ! Combined flux in latest and established models = 0.789638 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 60 components and 0.789637 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167313Jy sigma=0.001226 ! Fit after self-cal, rms=0.166816Jy sigma=0.001224 wmodel J2101+0341_X_2011_08_02_pus_map.mod ! Writing 60 model components to file: J2101+0341_X_2011_08_02_pus_map.mod wobs J2101+0341_X_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J2101+0341_X_2011_08_02_pus_uvs.fits wwins J2101+0341_X_2011_08_02_pus_map.win ! wwins: Wrote 3 windows to J2101+0341_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 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000647484 Jy ! Component: 100 - total flux cleaned = -0.00114939 Jy ! Component: 150 - total flux cleaned = -0.00146566 Jy ! Component: 200 - total flux cleaned = -0.00176857 Jy ! Component: 250 - total flux cleaned = -0.00183992 Jy ! Component: 300 - total flux cleaned = -0.00197943 Jy ! Component: 350 - total flux cleaned = -0.00211581 Jy ! Component: 400 - total flux cleaned = -0.00224866 Jy ! Component: 450 - total flux cleaned = -0.00218404 Jy ! Component: 500 - total flux cleaned = -0.0023117 Jy ! Component: 550 - total flux cleaned = -0.002311 Jy ! Component: 600 - total flux cleaned = -0.00224985 Jy ! Component: 650 - total flux cleaned = -0.00224888 Jy ! Component: 700 - total flux cleaned = -0.0021307 Jy ! Component: 750 - total flux cleaned = -0.00201652 Jy ! Component: 800 - total flux cleaned = -0.00207458 Jy ! Component: 850 - total flux cleaned = -0.00224289 Jy ! Component: 900 - total flux cleaned = -0.00235258 Jy ! Component: 950 - total flux cleaned = -0.00224493 Jy ! Component: 1000 - total flux cleaned = -0.00224588 Jy ! Component: 1050 - total flux cleaned = -0.00224678 Jy ! Component: 1100 - total flux cleaned = -0.00219539 Jy ! Component: 1150 - total flux cleaned = -0.00214462 Jy ! Component: 1200 - total flux cleaned = -0.00209413 Jy ! Component: 1250 - total flux cleaned = -0.00219382 Jy ! Component: 1300 - total flux cleaned = -0.00204588 Jy ! Component: 1350 - total flux cleaned = -0.0020956 Jy ! Component: 1400 - total flux cleaned = -0.00209546 Jy ! Component: 1450 - total flux cleaned = -0.00195222 Jy ! Component: 1500 - total flux cleaned = -0.00190498 Jy ! Component: 1550 - total flux cleaned = -0.00213878 Jy ! Component: 1600 - total flux cleaned = -0.00186065 Jy ! Component: 1650 - total flux cleaned = -0.00199843 Jy ! Component: 1700 - total flux cleaned = -0.00181735 Jy ! Component: 1750 - total flux cleaned = -0.0019526 Jy ! Component: 1800 - total flux cleaned = -0.00199699 Jy ! Component: 1850 - total flux cleaned = -0.00190862 Jy ! Component: 1900 - total flux cleaned = -0.00203934 Jy ! Component: 1950 - total flux cleaned = -0.00199568 Jy ! Component: 2000 - total flux cleaned = -0.00203883 Jy ! Total flux subtracted in 2048 components = -0.00199673 Jy ! Clean residual min=-0.002671 max=0.002449 Jy/beam ! Clean residual mean=0.000018 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 0.787641 Jy keep ! Adding 120 model components to the UV plane model. ! The established model now contains 180 components and 0.787641 Jy ![Exited script file: muppet] wmap "J2101+0341_X_2011_08_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.027 x 1.728 at 5.803 degrees (North through East) ! Clean map min=-0.0050068 max=0.67205 Jy/beam ! Writing clean map to FITS file: J2101+0341_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 0.672047 invert ! Inverting map ! Your choice of large map pixels excluded 11.7% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000810042 device "J2101+0341_X_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J2101+0341_X_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.361601 0.361601 0.723202 1.4464 2.89281 5.78561 11.5712 23.1425 46.2849 92.5698 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.672 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.027 x 1.728 at 5.803 degrees (North through East) ! Clean map min=-0.0050068 max=0.67205 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2101+0341_X_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J2101+0341_X_2011_08_02_pus_map.gif/vgif' mapplot cln