! Started logfile: J0958+3224_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:17:28 2010 obs J0958+3224_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0958+3224_X_2008_07_09_pus_uva.fits ! AN table 1: 126 integrations on 105 of 105 possible baselines. ! AN table 2: 379 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.234983 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0958+3224 ! ! 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 1142 lines of history. ! ! Reading 49840 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 = 256x256 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 957 telescope corrections were flagged in sub-array 1. ! A total of 3718 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 957 telescope corrections were flagged in sub-array 1. ! A total of 3718 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 957 telescope corrections were flagged in sub-array 1. ! A total of 3718 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 957 telescope corrections were flagged in sub-array 1. ! A total of 3718 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.889247Jy sigma=0.006881 ! Fit after self-cal, rms=0.652867Jy sigma=0.004897 ! 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 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! Estimated beam: bmin=0.5026 mas, bmaj=1.004 mas, bpa=-12.74 degrees ! Estimated noise=870.369 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 = 0.301379 Jy ! Component: 100 - total flux cleaned = 0.424637 Jy ! Total flux subtracted in 100 components = 0.424637 Jy ! Clean residual min=-0.019602 max=0.077037 Jy/beam ! Clean residual mean=0.000192 rms=0.007112 Jy/beam ! Combined flux in latest and established models = 0.424637 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.424637 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256594Jy sigma=0.001826 ! Fit after self-cal, rms=0.252445Jy sigma=0.001801 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! Added new window around map position (0.2, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0862176 Jy ! Component: 100 - total flux cleaned = 0.137879 Jy ! Total flux subtracted in 100 components = 0.137879 Jy ! Clean residual min=-0.011820 max=0.030636 Jy/beam ! Clean residual mean=0.000110 rms=0.003918 Jy/beam ! Combined flux in latest and established models = 0.562516 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.562516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217330Jy sigma=0.001429 ! Fit after self-cal, rms=0.214868Jy sigma=0.001411 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0402575 Jy ! Component: 100 - total flux cleaned = 0.0662261 Jy ! Total flux subtracted in 100 components = 0.0662261 Jy ! Clean residual min=-0.008714 max=0.014123 Jy/beam ! Clean residual mean=0.000067 rms=0.002536 Jy/beam ! Combined flux in latest and established models = 0.628742 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 14 components and 0.628742 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205697Jy sigma=0.001308 ! Fit after self-cal, rms=0.205084Jy sigma=0.001303 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0205072 Jy ! Component: 100 - total flux cleaned = 0.034068 Jy ! Total flux subtracted in 100 components = 0.034068 Jy ! Clean residual min=-0.007106 max=0.007500 Jy/beam ! Clean residual mean=0.000044 rms=0.002037 Jy/beam ! Combined flux in latest and established models = 0.66281 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.66281 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202534Jy sigma=0.001274 ! Fit after self-cal, rms=0.202383Jy sigma=0.001273 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1688 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 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! Estimated beam: bmin=0.5766 mas, bmaj=1.205 mas, bpa=-12.24 degrees ! Estimated noise=427.877 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 = 0.0140845 Jy ! Component: 100 - total flux cleaned = 0.0220381 Jy ! Component: 150 - total flux cleaned = 0.0271926 Jy ! Component: 200 - total flux cleaned = 0.0303304 Jy ! Total flux subtracted in 200 components = 0.0303304 Jy ! Clean residual min=-0.005259 max=0.007543 Jy/beam ! Clean residual mean=0.000477 rms=0.002005 Jy/beam ! Combined flux in latest and established models = 0.69314 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.69314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201415Jy sigma=0.001263 ! Fit after self-cal, rms=0.201333Jy sigma=0.001262 ! Inverting map ! Your choice of large map pixels excluded 5.82% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.98 HH 1.00* HN 1.08 ! KK 1.10 KP 1.01 LA 0.95 MK 1.00 ! NL 0.96 NY 0.97 ON 0.98 PT 0.95 ! SC 0.96 WZ 1.05 ZC 1.00* ! ! A total of 129 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.03 HH 1.00* HN 1.09 ! KK 1.00* KP 1.03 LA 0.99 MK 1.00* ! NL 0.98 NY 0.98 ON 1.02 PT 0.98 ! SC 1.00 WZ 0.99 ZC 1.05 ! ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HH 1.00* HN 0.99 ! KK 1.08 KP 0.96 LA 0.94 MK 1.00 ! NL 0.95 NY 1.02 ON 0.98 PT 0.95 ! SC 0.97 WZ 1.06 ZC 1.00* ! ! A total of 129 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.02 HH 1.00* HN 1.00 ! KK 1.00* KP 0.97 LA 0.97 MK 1.00* ! NL 0.98 NY 1.02 ON 1.02 PT 0.99 ! SC 1.01 WZ 0.98 ZC 1.02 ! ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HH 1.00* HN 0.99 ! KK 1.10 KP 0.99 LA 0.97 MK 1.01 ! NL 1.02 NY 1.00 ON 0.92 PT 0.96 ! SC 1.01 WZ 1.06 ZC 1.00* ! ! A total of 129 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.03 HH 1.00* HN 1.01 ! KK 1.00* KP 0.99 LA 1.00 MK 1.00* ! NL 1.02 NY 0.98 ON 1.00 PT 1.01 ! SC 1.00 WZ 0.98 ZC 1.03 ! ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HH 1.00* HN 0.97 ! KK 1.06 KP 0.98 LA 0.96 MK 1.03 ! NL 0.99 NY 0.99 ON 1.01 PT 1.00 ! SC 0.96 WZ 1.05 ZC 1.00* ! ! A total of 129 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.02 HH 1.00* HN 1.00 ! KK 1.00* KP 1.00 LA 1.00 MK 1.00* ! NL 1.02 NY 1.04 ON 1.00 PT 1.04 ! SC 1.00 WZ 0.97 ZC 1.05 ! ! ! Fit before self-cal, rms=0.201333Jy sigma=0.001262 ! Fit after self-cal, rms=0.201866Jy sigma=0.001253 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! Estimated beam: bmin=0.5767 mas, bmaj=1.202 mas, bpa=-12.21 degrees ! Estimated noise=428.376 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 = -0.000919295 Jy ! Component: 100 - total flux cleaned = -0.000832526 Jy ! Component: 150 - total flux cleaned = -0.00075274 Jy ! Component: 200 - total flux cleaned = -0.000754755 Jy ! Total flux subtracted in 200 components = -0.000754755 Jy ! Clean residual min=-0.004806 max=0.007264 Jy/beam ! Clean residual mean=0.000294 rms=0.001606 Jy/beam ! Combined flux in latest and established models = 0.692385 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 0.692385 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201772Jy sigma=0.001252 ! Fit after self-cal, rms=0.201785Jy sigma=0.001252 ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 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=0.201785Jy sigma=0.001252 ! Fit after self-cal, rms=0.199926Jy sigma=0.001248 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! Estimated beam: bmin=0.5782 mas, bmaj=1.199 mas, bpa=-12.26 degrees ! Estimated noise=427.815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00108194 Jy ! Component: 100 - total flux cleaned = -0.00137562 Jy ! Component: 150 - total flux cleaned = -0.00168198 Jy ! Component: 200 - total flux cleaned = -0.00178321 Jy ! Total flux subtracted in 200 components = -0.00178321 Jy ! Clean residual min=-0.003939 max=0.006708 Jy/beam ! Clean residual mean=0.000310 rms=0.001452 Jy/beam ! Combined flux in latest and established models = 0.690602 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 0.690602 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199859Jy sigma=0.001248 ! Fit after self-cal, rms=0.199785Jy sigma=0.001248 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 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 (-0.2, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00657429 Jy ! Component: 100 - total flux cleaned = 0.00996674 Jy ! Component: 150 - total flux cleaned = 0.0121962 Jy ! Component: 200 - total flux cleaned = 0.0137594 Jy ! Total flux subtracted in 200 components = 0.0137594 Jy ! Clean residual min=-0.003654 max=0.004198 Jy/beam ! Clean residual mean=0.000153 rms=0.001240 Jy/beam ! Combined flux in latest and established models = 0.704361 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 61 components and 0.704362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199606Jy sigma=0.001245 ! Fit after self-cal, rms=0.199586Jy sigma=0.001245 ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 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=0.199586Jy sigma=0.001245 ! Fit after self-cal, rms=0.199031Jy sigma=0.001241 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! Estimated beam: bmin=0.5784 mas, bmaj=1.2 mas, bpa=-12.31 degrees ! Estimated noise=427.512 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00177484 Jy ! Component: 100 - total flux cleaned = 0.00264997 Jy ! Component: 150 - total flux cleaned = 0.0031519 Jy ! Component: 200 - total flux cleaned = 0.00363143 Jy ! Total flux subtracted in 200 components = 0.00363143 Jy ! Clean residual min=-0.002817 max=0.003740 Jy/beam ! Clean residual mean=0.000195 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 0.707993 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 69 components and 0.707993 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198993Jy sigma=0.001241 ! Fit after self-cal, rms=0.198999Jy sigma=0.001241 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 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 = 8.93384e-05 Jy ! Component: 100 - total flux cleaned = 0.000499257 Jy ! Component: 150 - total flux cleaned = 0.000698327 Jy ! Component: 200 - total flux cleaned = 0.000845496 Jy ! Total flux subtracted in 200 components = 0.000845496 Jy ! Clean residual min=-0.002774 max=0.003596 Jy/beam ! Clean residual mean=0.000185 rms=0.001065 Jy/beam ! Combined flux in latest and established models = 0.708838 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 72 components and 0.708838 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198979Jy sigma=0.001241 ! Fit after self-cal, rms=0.198978Jy sigma=0.001241 ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 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=0.198978Jy sigma=0.001241 ! Fit after self-cal, rms=0.199103Jy sigma=0.001241 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! Estimated beam: bmin=2.122 mas, bmaj=2.437 mas, bpa=14.45 degrees ! Estimated noise=654.026 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00398708 Jy ! Component: 100 - total flux cleaned = 0.00574346 Jy ! Component: 150 - total flux cleaned = 0.00654786 Jy ! Component: 200 - total flux cleaned = 0.00673915 Jy ! Total flux subtracted in 200 components = 0.00673915 Jy ! Clean residual min=-0.004605 max=0.007449 Jy/beam ! Clean residual mean=0.000546 rms=0.003055 Jy/beam ! Combined flux in latest and established models = 0.715577 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 78 components and 0.715577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199143Jy sigma=0.001241 ! Fit after self-cal, rms=0.199139Jy sigma=0.001241 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 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 = 0.00104797 Jy ! Component: 100 - total flux cleaned = 0.00111503 Jy ! Component: 150 - total flux cleaned = 0.00117257 Jy ! Component: 200 - total flux cleaned = 0.00117336 Jy ! Total flux subtracted in 200 components = 0.00117336 Jy ! Clean residual min=-0.004492 max=0.007348 Jy/beam ! Clean residual mean=0.000500 rms=0.003068 Jy/beam ! Combined flux in latest and established models = 0.716751 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 84 components and 0.716751 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199152Jy sigma=0.001241 ! Fit after self-cal, rms=0.199152Jy sigma=0.001241 ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 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 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! Estimated beam: bmin=0.5784 mas, bmaj=1.2 mas, bpa=-12.33 degrees ! Estimated noise=427.884 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5784 x 1.2 at -12.33 degrees (North through East) ! Clean map min=-0.0025251 max=0.39197 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 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! Estimated beam: bmin=0.5059 mas, bmaj=1.001 mas, bpa=-12.87 degrees ! Estimated noise=869.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.307341 Jy ! Component: 100 - total flux cleaned = 0.4465 Jy ! Component: 150 - total flux cleaned = 0.522994 Jy ! Component: 200 - total flux cleaned = 0.572879 Jy ! Total flux subtracted in 200 components = 0.572879 Jy ! Clean residual min=-0.010285 max=0.026528 Jy/beam ! Clean residual mean=0.000132 rms=0.003048 Jy/beam ! Combined flux in latest and established models = 0.572879 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.572879 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! Estimated beam: bmin=0.5784 mas, bmaj=1.2 mas, bpa=-12.33 degrees ! Estimated noise=427.884 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 = 0.0472951 Jy ! Component: 100 - total flux cleaned = 0.0743348 Jy ! Component: 150 - total flux cleaned = 0.0906961 Jy ! Component: 200 - total flux cleaned = 0.101332 Jy ! Total flux subtracted in 200 components = 0.101332 Jy ! Clean residual min=-0.003626 max=0.006034 Jy/beam ! Clean residual mean=0.000545 rms=0.001596 Jy/beam ! Combined flux in latest and established models = 0.674211 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.674211 Jy ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 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 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! Estimated beam: bmin=2.122 mas, bmaj=2.437 mas, bpa=14.45 degrees ! Estimated noise=654.026 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0171051 Jy ! Component: 100 - total flux cleaned = 0.0262102 Jy ! Component: 150 - total flux cleaned = 0.0319726 Jy ! Component: 200 - total flux cleaned = 0.0357344 Jy ! Total flux subtracted in 200 components = 0.0357344 Jy ! Clean residual min=-0.004572 max=0.007793 Jy/beam ! Clean residual mean=0.000754 rms=0.003248 Jy/beam ! Combined flux in latest and established models = 0.709945 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 = 0.00251472 Jy ! Component: 100 - total flux cleaned = 0.00420781 Jy ! Component: 150 - total flux cleaned = 0.00534856 Jy ! Component: 200 - total flux cleaned = 0.00612058 Jy ! Total flux subtracted in 200 components = 0.00612058 Jy ! Clean residual min=-0.004436 max=0.007482 Jy/beam ! Clean residual mean=0.000522 rms=0.003087 Jy/beam ! Combined flux in latest and established models = 0.716066 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 78 components and 0.716066 Jy ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! Estimated beam: bmin=0.5784 mas, bmaj=1.2 mas, bpa=-12.33 degrees ! Estimated noise=427.884 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00269759 Jy ! Component: 100 - total flux cleaned = -0.00285871 Jy ! Component: 150 - total flux cleaned = -0.00254157 Jy ! Component: 200 - total flux cleaned = -0.00246132 Jy ! Total flux subtracted in 200 components = -0.00246132 Jy ! Clean residual min=-0.002845 max=0.003703 Jy/beam ! Clean residual mean=0.000161 rms=0.001049 Jy/beam ! Combined flux in latest and established models = 0.713604 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 85 components and 0.713604 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199125Jy sigma=0.001241 ! Fit after self-cal, rms=0.199097Jy sigma=0.001240 wmodel J0958+3224_X_2008_07_09_pus_map.mod ! Writing 85 model components to file: J0958+3224_X_2008_07_09_pus_map.mod wobs J0958+3224_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0958+3224_X_2008_07_09_pus_uvs.fits wwins J0958+3224_X_2008_07_09_pus_map.win ! wwins: Wrote 3 windows to J0958+3224_X_2008_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 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162705 Jy ! Component: 100 - total flux cleaned = 0.00311383 Jy ! Component: 150 - total flux cleaned = 0.00451679 Jy ! Component: 200 - total flux cleaned = 0.00585705 Jy ! Component: 250 - total flux cleaned = 0.00703951 Jy ! Component: 300 - total flux cleaned = 0.00802962 Jy ! Component: 350 - total flux cleaned = 0.00884276 Jy ! Component: 400 - total flux cleaned = 0.00944488 Jy ! Component: 450 - total flux cleaned = 0.0100306 Jy ! Component: 500 - total flux cleaned = 0.0106433 Jy ! Component: 550 - total flux cleaned = 0.0111973 Jy ! Component: 600 - total flux cleaned = 0.0117793 Jy ! Component: 650 - total flux cleaned = 0.0124262 Jy ! Component: 700 - total flux cleaned = 0.0128604 Jy ! Component: 750 - total flux cleaned = 0.0132458 Jy ! Component: 800 - total flux cleaned = 0.0135858 Jy ! Component: 850 - total flux cleaned = 0.0140663 Jy ! Component: 900 - total flux cleaned = 0.0143561 Jy ! Component: 950 - total flux cleaned = 0.0146404 Jy ! Component: 1000 - total flux cleaned = 0.014815 Jy ! Total flux subtracted in 1024 components = 0.0149874 Jy ! Clean residual min=-0.002052 max=0.002097 Jy/beam ! Clean residual mean=0.000040 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.728592 Jy keep ! Adding 86 model components to the UV plane model. ! The established model now contains 171 components and 0.728592 Jy wmap "J0958+3224_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5784 x 1.2 at -12.33 degrees (North through East) ! Clean map min=-0.0020774 max=0.39223 Jy/beam ! Writing clean map to FITS file: J0958+3224_X_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.392233 invert ! Inverting map ! Your choice of large map pixels excluded 5.75% of the data. ! The x-axis pixel size should ideally be below 0.1688 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000701189 device "J0958+3224_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0958+3224_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.536306 0.536306 1.07261 2.14523 4.29045 8.5809 17.1618 34.3236 68.6472 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.392 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5784 x 1.2 at -12.33 degrees (North through East) ! Clean map min=-0.0020774 max=0.39223 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0958+3224_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0958+3224_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0958+3224_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:17:35 2010