! Started logfile: J1158+2450_X_2003_07_09_pus_uvs.log on Sun Apr 7 13:53:05 2013 obs J1158+2450_X_2003_07_09_pus_uva.fits ! Reading UV FITS file: J1158+2450_X_2003_07_09_pus_uva.fits ! AN table 1: 198 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.3367 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1158+2450 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1874 lines of history. ! ! Reading 45600 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 J1158+2450_X_2003_07_09_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 1577 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1577 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1577 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1715 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.977595Jy sigma=0.007279 ! Fit after self-cal, rms=0.912504Jy sigma=0.006872 ! 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 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! Estimated beam: bmin=0.5816 mas, bmaj=1.014 mas, bpa=-15.65 degrees ! Estimated noise=1250.14 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 = 0.0701142 Jy ! Component: 100 - total flux cleaned = 0.0904878 Jy ! Total flux subtracted in 100 components = 0.0904878 Jy ! Clean residual min=-0.010940 max=0.013728 Jy/beam ! Clean residual mean=-0.000255 rms=0.003164 Jy/beam ! Combined flux in latest and established models = 0.0904878 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0904878 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198131Jy sigma=0.001313 ! Fit after self-cal, rms=0.197718Jy sigma=0.001311 ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 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 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! Estimated beam: bmin=0.8413 mas, bmaj=1.27 mas, bpa=-18.22 degrees ! Estimated noise=468.876 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 = 0.0324199 Jy ! Component: 100 - total flux cleaned = 0.0490415 Jy ! Component: 150 - total flux cleaned = 0.0577176 Jy ! Component: 200 - total flux cleaned = 0.0622474 Jy ! Total flux subtracted in 200 components = 0.0622474 Jy ! Clean residual min=-0.017253 max=0.024013 Jy/beam ! Clean residual mean=-0.000560 rms=0.007308 Jy/beam ! Combined flux in latest and established models = 0.152735 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.152735 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194168Jy sigma=0.001258 ! Fit after self-cal, rms=0.193863Jy sigma=0.001256 ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec 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 1.26 FD 1.19 GC 1.03 GG 1.00* ! HN 2.17 KP 0.67 LA 0.74 MA 0.84 ! MK 1.00* NL 2.07 NY 1.23 ON 0.93 ! OV 1.07 PT 0.67 SC 1.25 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.73 FD 1.19 GC 1.17 GG 1.00* ! HN 1.74 KP 0.67 LA 0.74 MA 0.77 ! MK 1.00* NL 1.97 NY 1.26 ON 0.92 ! OV 1.08 PT 0.67 SC 1.20 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 FD 1.16 GC 1.10 GG 1.00* ! HN 1.69 KP 0.64 LA 0.78 MA 0.70 ! MK 1.00* NL 1.99 NY 1.29 ON 0.82 ! OV 1.07 PT 0.72 SC 1.21 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.13 GC 1.07 GG 1.00* ! HN 1.58 KP 0.70 LA 0.76 MA 0.63 ! MK 1.00* NL 1.92 NY 1.07 ON 0.89 ! OV 1.09 PT 0.73 SC 1.16 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.193863Jy sigma=0.001256 ! Fit after self-cal, rms=0.239707Jy sigma=0.001179 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! Estimated beam: bmin=0.8123 mas, bmaj=1.344 mas, bpa=-14.65 degrees ! Estimated noise=491.825 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 (2.8, 5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0183944 Jy ! Component: 100 - total flux cleaned = 0.027078 Jy ! Component: 150 - total flux cleaned = 0.0318089 Jy ! Component: 200 - total flux cleaned = 0.0341662 Jy ! Total flux subtracted in 200 components = 0.0341662 Jy ! Clean residual min=-0.007912 max=0.011146 Jy/beam ! Clean residual mean=0.000064 rms=0.002265 Jy/beam ! Combined flux in latest and established models = 0.186901 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 53 components and 0.186901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238248Jy sigma=0.001161 ! Fit after self-cal, rms=0.241478Jy sigma=0.001152 ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 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=0.241478Jy sigma=0.001152 ! Fit after self-cal, rms=0.239097Jy sigma=0.001151 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! Estimated beam: bmin=0.8053 mas, bmaj=1.349 mas, bpa=-14.09 degrees ! Estimated noise=488.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00581471 Jy ! Component: 100 - total flux cleaned = 0.00727108 Jy ! Component: 150 - total flux cleaned = 0.00824677 Jy ! Component: 200 - total flux cleaned = 0.00868575 Jy ! Total flux subtracted in 200 components = 0.00868575 Jy ! Clean residual min=-0.005454 max=0.008948 Jy/beam ! Clean residual mean=0.000029 rms=0.001770 Jy/beam ! Combined flux in latest and established models = 0.195587 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 64 components and 0.195587 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238953Jy sigma=0.001148 ! Fit after self-cal, rms=0.238721Jy sigma=0.001148 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 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 (-7.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00667535 Jy ! Component: 100 - total flux cleaned = 0.00858517 Jy ! Component: 150 - total flux cleaned = 0.0103867 Jy ! Component: 200 - total flux cleaned = 0.0117923 Jy ! Total flux subtracted in 200 components = 0.0117923 Jy ! Clean residual min=-0.005266 max=0.007139 Jy/beam ! Clean residual mean=0.000053 rms=0.001537 Jy/beam ! Combined flux in latest and established models = 0.207379 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 81 components and 0.207379 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238358Jy sigma=0.001145 ! Fit after self-cal, rms=0.238032Jy sigma=0.001144 ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 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=0.238032Jy sigma=0.001144 ! Fit after self-cal, rms=0.230086Jy sigma=0.001144 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! Estimated beam: bmin=0.8073 mas, bmaj=1.34 mas, bpa=-14.18 degrees ! Estimated noise=482.162 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448875 Jy ! Component: 100 - total flux cleaned = 0.00627983 Jy ! Component: 150 - total flux cleaned = 0.00739052 Jy ! Component: 200 - total flux cleaned = 0.00792838 Jy ! Total flux subtracted in 200 components = 0.00792838 Jy ! Clean residual min=-0.004570 max=0.006384 Jy/beam ! Clean residual mean=0.000038 rms=0.001343 Jy/beam ! Combined flux in latest and established models = 0.215308 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 85 components and 0.215308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229918Jy sigma=0.001143 ! Fit after self-cal, rms=0.229568Jy sigma=0.001142 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 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, 9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00549241 Jy ! Component: 100 - total flux cleaned = 0.00630019 Jy ! Component: 150 - total flux cleaned = 0.00662747 Jy ! Component: 200 - total flux cleaned = 0.00711648 Jy ! Total flux subtracted in 200 components = 0.00711648 Jy ! Clean residual min=-0.004122 max=0.004391 Jy/beam ! Clean residual mean=0.000045 rms=0.001214 Jy/beam ! Combined flux in latest and established models = 0.222424 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 106 components and 0.222424 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229311Jy sigma=0.001141 ! Fit after self-cal, rms=0.229229Jy sigma=0.001141 ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 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=0.229229Jy sigma=0.001141 ! Fit after self-cal, rms=0.224178Jy sigma=0.001140 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! Estimated beam: bmin=2.823 mas, bmaj=3.348 mas, bpa=-60.86 degrees ! Estimated noise=523.264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00452513 Jy ! Component: 100 - total flux cleaned = 0.00655534 Jy ! Component: 150 - total flux cleaned = 0.00693569 Jy ! Component: 200 - total flux cleaned = 0.00718247 Jy ! Total flux subtracted in 200 components = 0.00718247 Jy ! Clean residual min=-0.004552 max=0.005194 Jy/beam ! Clean residual mean=0.000072 rms=0.001659 Jy/beam ! Combined flux in latest and established models = 0.229607 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 113 components and 0.229607 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224060Jy sigma=0.001140 ! Fit after self-cal, rms=0.223824Jy sigma=0.001140 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 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 = 0.0012631 Jy ! Component: 100 - total flux cleaned = 0.00125687 Jy ! Component: 150 - total flux cleaned = 0.00110515 Jy ! Component: 200 - total flux cleaned = 0.000898953 Jy ! Total flux subtracted in 200 components = 0.000898953 Jy ! Clean residual min=-0.004612 max=0.004945 Jy/beam ! Clean residual mean=0.000067 rms=0.001653 Jy/beam ! Combined flux in latest and established models = 0.230506 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 120 components and 0.230506 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223771Jy sigma=0.001140 ! Fit after self-cal, rms=0.223724Jy sigma=0.001140 ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 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 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! Estimated beam: bmin=0.8079 mas, bmaj=1.33 mas, bpa=-14.47 degrees ! Estimated noise=479.605 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8079 x 1.33 at -14.47 degrees (North through East) ! Clean map min=-0.0049645 max=0.10866 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 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 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! Estimated beam: bmin=0.542 mas, bmaj=1.039 mas, bpa=-12.24 degrees ! Estimated noise=1366.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0725133 Jy ! Component: 100 - total flux cleaned = 0.0976442 Jy ! Component: 150 - total flux cleaned = 0.115997 Jy ! Component: 200 - total flux cleaned = 0.130786 Jy ! Total flux subtracted in 200 components = 0.130786 Jy ! Clean residual min=-0.008696 max=0.011809 Jy/beam ! Clean residual mean=-0.000108 rms=0.002532 Jy/beam ! Combined flux in latest and established models = 0.130786 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.130786 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! Estimated beam: bmin=0.8079 mas, bmaj=1.33 mas, bpa=-14.47 degrees ! Estimated noise=479.605 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 = 0.0216606 Jy ! Component: 100 - total flux cleaned = 0.0362556 Jy ! Component: 150 - total flux cleaned = 0.0479453 Jy ! Component: 200 - total flux cleaned = 0.0577027 Jy ! Total flux subtracted in 200 components = 0.0577027 Jy ! Clean residual min=-0.006787 max=0.009633 Jy/beam ! Clean residual mean=-0.000087 rms=0.002370 Jy/beam ! Combined flux in latest and established models = 0.188489 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 50 components and 0.188489 Jy ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! Estimated beam: bmin=2.823 mas, bmaj=3.348 mas, bpa=-60.86 degrees ! Estimated noise=523.264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131718 Jy ! Component: 100 - total flux cleaned = 0.0225329 Jy ! Component: 150 - total flux cleaned = 0.0294192 Jy ! Component: 200 - total flux cleaned = 0.0345297 Jy ! Total flux subtracted in 200 components = 0.0345297 Jy ! Clean residual min=-0.005572 max=0.006408 Jy/beam ! Clean residual mean=0.000014 rms=0.001942 Jy/beam ! Combined flux in latest and established models = 0.223019 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220619 Jy ! Component: 100 - total flux cleaned = 0.00301311 Jy ! Component: 150 - total flux cleaned = 0.00359588 Jy ! Component: 200 - total flux cleaned = 0.00380437 Jy ! Total flux subtracted in 200 components = 0.00380437 Jy ! Clean residual min=-0.005087 max=0.004807 Jy/beam ! Clean residual mean=0.000030 rms=0.001704 Jy/beam ! Combined flux in latest and established models = 0.226823 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 85 components and 0.226823 Jy ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! Estimated beam: bmin=0.8079 mas, bmaj=1.33 mas, bpa=-14.47 degrees ! Estimated noise=479.605 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000706025 Jy ! Component: 100 - total flux cleaned = 0.00129353 Jy ! Component: 150 - total flux cleaned = 0.00155102 Jy ! Component: 200 - total flux cleaned = 0.00167287 Jy ! Total flux subtracted in 200 components = 0.00167287 Jy ! Clean residual min=-0.004102 max=0.004866 Jy/beam ! Clean residual mean=0.000011 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 0.228496 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.228496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223911Jy sigma=0.001141 ! Fit after self-cal, rms=0.223896Jy sigma=0.001140 wmodel J1158+2450_X_2003_07_09_pus_map.mod ! Writing 102 model components to file: J1158+2450_X_2003_07_09_pus_map.mod wobs J1158+2450_X_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J1158+2450_X_2003_07_09_pus_uvs.fits wwins J1158+2450_X_2003_07_09_pus_map.win ! wwins: Wrote 4 windows to J1158+2450_X_2003_07_09_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 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000578108 Jy ! Component: 100 - total flux cleaned = 0.000371457 Jy ! Component: 150 - total flux cleaned = 0.000303373 Jy ! Component: 200 - total flux cleaned = 0.00012011 Jy ! Component: 250 - total flux cleaned = 0.000121743 Jy ! Component: 300 - total flux cleaned = 6.69572e-05 Jy ! Component: 350 - total flux cleaned = 0.000232019 Jy ! Component: 400 - total flux cleaned = 0.000338326 Jy ! Component: 450 - total flux cleaned = 0.000493515 Jy ! Component: 500 - total flux cleaned = 0.000694575 Jy ! Component: 550 - total flux cleaned = 0.000841099 Jy ! Component: 600 - total flux cleaned = 0.00112597 Jy ! Component: 650 - total flux cleaned = 0.00140325 Jy ! Component: 700 - total flux cleaned = 0.00162879 Jy ! Component: 750 - total flux cleaned = 0.00189366 Jy ! Component: 800 - total flux cleaned = 0.00202385 Jy ! Component: 850 - total flux cleaned = 0.00236322 Jy ! Component: 900 - total flux cleaned = 0.00265327 Jy ! Component: 950 - total flux cleaned = 0.00293713 Jy ! Component: 1000 - total flux cleaned = 0.00317577 Jy ! Component: 1050 - total flux cleaned = 0.00340942 Jy ! Component: 1100 - total flux cleaned = 0.00360085 Jy ! Component: 1150 - total flux cleaned = 0.00382682 Jy ! Component: 1200 - total flux cleaned = 0.00404857 Jy ! Component: 1250 - total flux cleaned = 0.00415765 Jy ! Component: 1300 - total flux cleaned = 0.00447966 Jy ! Component: 1350 - total flux cleaned = 0.00469094 Jy ! Component: 1400 - total flux cleaned = 0.00489854 Jy ! Component: 1450 - total flux cleaned = 0.00506988 Jy ! Component: 1500 - total flux cleaned = 0.00527236 Jy ! Component: 1550 - total flux cleaned = 0.00537156 Jy ! Component: 1600 - total flux cleaned = 0.00556906 Jy ! Component: 1650 - total flux cleaned = 0.00569941 Jy ! Component: 1700 - total flux cleaned = 0.0057638 Jy ! Component: 1750 - total flux cleaned = 0.00589089 Jy ! Component: 1800 - total flux cleaned = 0.00592232 Jy ! Component: 1850 - total flux cleaned = 0.00601523 Jy ! Component: 1900 - total flux cleaned = 0.00604593 Jy ! Component: 1950 - total flux cleaned = 0.00616727 Jy ! Component: 2000 - total flux cleaned = 0.00616674 Jy ! Total flux subtracted in 2048 components = 0.0061966 Jy ! Clean residual min=-0.001536 max=0.001720 Jy/beam ! Clean residual mean=0.000002 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.234692 Jy keep ! Adding 148 model components to the UV plane model. ! The established model now contains 250 components and 0.234692 Jy ![Exited script file: muppet] wmap "J1158+2450_X_2003_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8079 x 1.33 at -14.47 degrees (North through East) ! Clean map min=-0.0032751 max=0.10952 Jy/beam ! Writing clean map to FITS file: J1158+2450_X_2003_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.109524 invert ! Inverting map ! Your choice of large map pixels excluded 3.25% of the data. ! The x-axis pixel size should ideally be below 0.1878 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000558617 device "J1158+2450_X_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1158+2450_X_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.53013 1.53013 3.06025 6.1205 12.241 24.482 48.964 97.928 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.109 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8079 x 1.33 at -14.47 degrees (North through East) ! Clean map min=-0.0032751 max=0.10952 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1158+2450_X_2003_07_09_pus_uvs.log closed on Sun Apr 7 13:53:15 2013