! Started logfile: J1616+0459_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:18:50 2010 obs J1616+0459_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J1616+0459_X_2008_07_09_pus_uva.fits ! AN table 1: 46 integrations on 105 of 105 possible baselines. ! AN table 2: 119 integrations on 105 of 105 possible baselines. ! AN table 3: 126 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0859107 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1616+0459 ! ! 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 10500 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 651 telescope corrections were flagged in sub-array 1. ! A total of 1114 telescope corrections were flagged in sub-array 2. ! A total of 1467 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 651 telescope corrections were flagged in sub-array 1. ! A total of 1114 telescope corrections were flagged in sub-array 2. ! A total of 1467 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 651 telescope corrections were flagged in sub-array 1. ! A total of 1114 telescope corrections were flagged in sub-array 2. ! A total of 1467 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 651 telescope corrections were flagged in sub-array 1. ! A total of 1114 telescope corrections were flagged in sub-array 2. ! A total of 1467 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.772655Jy sigma=0.004899 ! Fit after self-cal, rms=0.559186Jy sigma=0.003648 ! 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 0.428% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! Estimated beam: bmin=0.5977 mas, bmaj=1.557 mas, bpa=-9.063 degrees ! Estimated noise=1642.59 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 = 0.368208 Jy ! Component: 100 - total flux cleaned = 0.474425 Jy ! Total flux subtracted in 100 components = 0.474425 Jy ! Clean residual min=-0.025916 max=0.068973 Jy/beam ! Clean residual mean=0.000014 rms=0.009055 Jy/beam ! Combined flux in latest and established models = 0.474425 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.474425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255164Jy sigma=0.001523 ! Fit after self-cal, rms=0.254457Jy sigma=0.001517 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! Added new window around map position (-0.6, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0700625 Jy ! Component: 100 - total flux cleaned = 0.111609 Jy ! Total flux subtracted in 100 components = 0.111609 Jy ! Clean residual min=-0.015157 max=0.022249 Jy/beam ! Clean residual mean=-0.000069 rms=0.004813 Jy/beam ! Combined flux in latest and established models = 0.586033 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.586033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229966Jy sigma=0.001306 ! Fit after self-cal, rms=0.228767Jy sigma=0.001300 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.198 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 0.428% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! Estimated beam: bmin=0.709 mas, bmaj=1.775 mas, bpa=-13.26 degrees ! Estimated noise=1063.79 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 = 0.0411623 Jy ! Component: 100 - total flux cleaned = 0.0657694 Jy ! Component: 150 - total flux cleaned = 0.082143 Jy ! Component: 200 - total flux cleaned = 0.0934444 Jy ! Total flux subtracted in 200 components = 0.0934444 Jy ! Clean residual min=-0.012594 max=0.013967 Jy/beam ! Clean residual mean=-0.000196 rms=0.003501 Jy/beam ! Combined flux in latest and established models = 0.679478 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 43 components and 0.679478 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220834Jy sigma=0.001228 ! Fit after self-cal, rms=0.220494Jy sigma=0.001227 ! Inverting map ! Your choice of large map pixels excluded 0.428% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 1.01 HH 1.00* HN 1.08 ! KK 1.12 KP 0.98 LA 0.98 MK 0.96 ! NL 0.94 NY 1.01 ON 0.88 PT 1.06 ! SC 1.01 WZ 0.96 ZC 1.04 ! ! A total of 183 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.02 ON 1.00 PT 1.00* ! SC 1.00* WZ 0.99 ZC 0.91 ! ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 HH 1.00* HN 1.00 ! KK 1.05 KP 0.93 LA 0.95 MK 0.97 ! NL 0.93 NY 1.05 ON 0.88 PT 1.13 ! SC 1.02 WZ 0.98 ZC 1.02 ! ! A total of 183 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.05 ON 1.05 PT 1.00* ! SC 1.00* WZ 0.99 ZC 0.93 ! ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HH 1.00* HN 1.01 ! KK 1.04 KP 0.98 LA 1.01 MK 0.98 ! NL 0.97 NY 1.09 ON 0.88 PT 1.12 ! SC 1.06 WZ 0.97 ZC 1.04 ! ! A total of 183 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.09 ON 1.09 PT 1.00* ! SC 1.00* WZ 0.97 ZC 0.96 ! ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.01 HH 1.00* HN 1.00 ! KK 1.02 KP 0.98 LA 0.98 MK 1.01 ! NL 1.00 NY 1.09 ON 0.87 PT 1.16 ! SC 1.09 WZ 0.97 ZC 1.03 ! ! A total of 183 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.02 ON 0.99 PT 1.00* ! SC 1.00* WZ 1.02 ZC 0.94 ! ! ! Fit before self-cal, rms=0.220494Jy sigma=0.001227 ! Fit after self-cal, rms=0.214715Jy sigma=0.001211 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! Estimated beam: bmin=0.6976 mas, bmaj=1.761 mas, bpa=-12.94 degrees ! Estimated noise=1093.2 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 = 0.000203858 Jy ! Component: 100 - total flux cleaned = 0.000283399 Jy ! Component: 150 - total flux cleaned = 0.000207194 Jy ! Component: 200 - total flux cleaned = 0.000207183 Jy ! Total flux subtracted in 200 components = 0.000207183 Jy ! Clean residual min=-0.006050 max=0.004414 Jy/beam ! Clean residual mean=-0.000013 rms=0.001275 Jy/beam ! Combined flux in latest and established models = 0.679685 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 48 components and 0.679685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214589Jy sigma=0.001210 ! Fit after self-cal, rms=0.214706Jy sigma=0.001209 ! Inverting map ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 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=0.214706Jy sigma=0.001209 ! Fit after self-cal, rms=0.214324Jy sigma=0.001209 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! Estimated beam: bmin=0.6977 mas, bmaj=1.761 mas, bpa=-12.92 degrees ! Estimated noise=1091.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000776773 Jy ! Component: 100 - total flux cleaned = -0.000768033 Jy ! Component: 150 - total flux cleaned = -0.000835474 Jy ! Component: 200 - total flux cleaned = -0.000783232 Jy ! Total flux subtracted in 200 components = -0.000783232 Jy ! Clean residual min=-0.005668 max=0.004095 Jy/beam ! Clean residual mean=-0.000014 rms=0.001215 Jy/beam ! Combined flux in latest and established models = 0.678901 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 48 components and 0.678901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214247Jy sigma=0.001209 ! Fit after self-cal, rms=0.214238Jy sigma=0.001209 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 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 = -0.000298518 Jy ! Component: 100 - total flux cleaned = -0.000168791 Jy ! Component: 150 - total flux cleaned = -6.67758e-05 Jy ! Component: 200 - total flux cleaned = -6.72725e-05 Jy ! Total flux subtracted in 200 components = -6.72725e-05 Jy ! Clean residual min=-0.005377 max=0.003917 Jy/beam ! Clean residual mean=-0.000015 rms=0.001185 Jy/beam ! Combined flux in latest and established models = 0.678834 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 51 components and 0.678834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214188Jy sigma=0.001209 ! Fit after self-cal, rms=0.214188Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 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=0.214188Jy sigma=0.001208 ! Fit after self-cal, rms=0.214005Jy sigma=0.001208 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! Estimated beam: bmin=0.6979 mas, bmaj=1.762 mas, bpa=-12.91 degrees ! Estimated noise=1090.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00100702 Jy ! Component: 100 - total flux cleaned = -0.00100451 Jy ! Component: 150 - total flux cleaned = -0.00109508 Jy ! Component: 200 - total flux cleaned = -0.00113673 Jy ! Total flux subtracted in 200 components = -0.00113673 Jy ! Clean residual min=-0.005138 max=0.003762 Jy/beam ! Clean residual mean=-0.000014 rms=0.001157 Jy/beam ! Combined flux in latest and established models = 0.677698 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 52 components and 0.677698 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213965Jy sigma=0.001208 ! Fit after self-cal, rms=0.213966Jy sigma=0.001208 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 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 = -0.000202117 Jy ! Component: 100 - total flux cleaned = -5.16172e-05 Jy ! Component: 150 - total flux cleaned = -0.000174966 Jy ! Component: 200 - total flux cleaned = -0.000211799 Jy ! Total flux subtracted in 200 components = -0.000211799 Jy ! Clean residual min=-0.004923 max=0.003645 Jy/beam ! Clean residual mean=-0.000014 rms=0.001140 Jy/beam ! Combined flux in latest and established models = 0.677486 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 52 components and 0.677486 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213939Jy sigma=0.001208 ! Fit after self-cal, rms=0.213940Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 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=0.213940Jy sigma=0.001208 ! Fit after self-cal, rms=0.213851Jy sigma=0.001208 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! Estimated beam: bmin=1.997 mas, bmaj=2.578 mas, bpa=-3.959 degrees ! Estimated noise=1474.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00152365 Jy ! Component: 100 - total flux cleaned = -0.00171978 Jy ! Component: 150 - total flux cleaned = -0.00189104 Jy ! Component: 200 - total flux cleaned = -0.00203972 Jy ! Total flux subtracted in 200 components = -0.00203972 Jy ! Clean residual min=-0.005055 max=0.003491 Jy/beam ! Clean residual mean=-0.000029 rms=0.001282 Jy/beam ! Combined flux in latest and established models = 0.675446 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 54 components and 0.675446 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213842Jy sigma=0.001208 ! Fit after self-cal, rms=0.213839Jy sigma=0.001208 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 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 = -6.86826e-05 Jy ! Component: 100 - total flux cleaned = -0.000126111 Jy ! Component: 150 - total flux cleaned = -0.000235309 Jy ! Component: 200 - total flux cleaned = -0.000356007 Jy ! Total flux subtracted in 200 components = -0.000356007 Jy ! Clean residual min=-0.005035 max=0.003417 Jy/beam ! Clean residual mean=-0.000028 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 0.67509 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 55 components and 0.67509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213831Jy sigma=0.001208 ! Fit after self-cal, rms=0.213826Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 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 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! Estimated beam: bmin=0.6981 mas, bmaj=1.764 mas, bpa=-12.9 degrees ! Estimated noise=1090.16 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6981 x 1.764 at -12.9 degrees (North through East) ! Clean map min=-0.0043988 max=0.48548 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 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! Estimated beam: bmin=0.6029 mas, bmaj=1.574 mas, bpa=-9 degrees ! Estimated noise=1641.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.370187 Jy ! Component: 100 - total flux cleaned = 0.487922 Jy ! Component: 150 - total flux cleaned = 0.549925 Jy ! Component: 200 - total flux cleaned = 0.588138 Jy ! Total flux subtracted in 200 components = 0.588138 Jy ! Clean residual min=-0.012020 max=0.020280 Jy/beam ! Clean residual mean=0.000038 rms=0.003838 Jy/beam ! Combined flux in latest and established models = 0.588138 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.588138 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! Estimated beam: bmin=0.6981 mas, bmaj=1.764 mas, bpa=-12.9 degrees ! Estimated noise=1090.16 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 = 0.0335956 Jy ! Component: 100 - total flux cleaned = 0.0535471 Jy ! Component: 150 - total flux cleaned = 0.0661025 Jy ! Component: 200 - total flux cleaned = 0.0744427 Jy ! Total flux subtracted in 200 components = 0.0744427 Jy ! Clean residual min=-0.005111 max=0.005080 Jy/beam ! Clean residual mean=-0.000004 rms=0.001496 Jy/beam ! Combined flux in latest and established models = 0.66258 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 37 components and 0.66258 Jy ! Inverting map ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 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 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! Estimated beam: bmin=1.997 mas, bmaj=2.578 mas, bpa=-3.959 degrees ! Estimated noise=1474.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00767075 Jy ! Component: 100 - total flux cleaned = 0.0107868 Jy ! Component: 150 - total flux cleaned = 0.0117869 Jy ! Component: 200 - total flux cleaned = 0.0120206 Jy ! Total flux subtracted in 200 components = 0.0120206 Jy ! Clean residual min=-0.005230 max=0.003343 Jy/beam ! Clean residual mean=-0.000028 rms=0.001325 Jy/beam ! Combined flux in latest and established models = 0.674601 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.88205e-05 Jy ! Component: 100 - total flux cleaned = -7.44133e-05 Jy ! Component: 150 - total flux cleaned = -7.4381e-05 Jy ! Component: 200 - total flux cleaned = -0.000105779 Jy ! Total flux subtracted in 200 components = -0.000105779 Jy ! Clean residual min=-0.005074 max=0.003339 Jy/beam ! Clean residual mean=-0.000027 rms=0.001301 Jy/beam ! Combined flux in latest and established models = 0.674495 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 51 components and 0.674495 Jy ! Inverting map ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! Estimated beam: bmin=0.6981 mas, bmaj=1.764 mas, bpa=-12.9 degrees ! Estimated noise=1090.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000451942 Jy ! Component: 100 - total flux cleaned = 0.000969278 Jy ! Component: 150 - total flux cleaned = 0.00158099 Jy ! Component: 200 - total flux cleaned = 0.00173039 Jy ! Total flux subtracted in 200 components = 0.00173039 Jy ! Clean residual min=-0.004517 max=0.004186 Jy/beam ! Clean residual mean=-0.000013 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 0.676226 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 55 components and 0.676226 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213929Jy sigma=0.001209 ! Fit after self-cal, rms=0.213908Jy sigma=0.001209 wmodel J1616+0459_X_2008_07_09_pus_map.mod ! Writing 55 model components to file: J1616+0459_X_2008_07_09_pus_map.mod wobs J1616+0459_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J1616+0459_X_2008_07_09_pus_uvs.fits wwins J1616+0459_X_2008_07_09_pus_map.win ! wwins: Wrote 2 windows to J1616+0459_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 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00132333 Jy ! Component: 100 - total flux cleaned = -0.00153501 Jy ! Component: 150 - total flux cleaned = -0.00211589 Jy ! Component: 200 - total flux cleaned = -0.00260653 Jy ! Component: 250 - total flux cleaned = -0.0030194 Jy ! Component: 300 - total flux cleaned = -0.00353227 Jy ! Component: 350 - total flux cleaned = -0.00381108 Jy ! Component: 400 - total flux cleaned = -0.00418923 Jy ! Component: 450 - total flux cleaned = -0.00434689 Jy ! Component: 500 - total flux cleaned = -0.00455057 Jy ! Component: 550 - total flux cleaned = -0.00484735 Jy ! Component: 600 - total flux cleaned = -0.005087 Jy ! Component: 650 - total flux cleaned = -0.00522786 Jy ! Component: 700 - total flux cleaned = -0.00550274 Jy ! Component: 750 - total flux cleaned = -0.00559045 Jy ! Component: 800 - total flux cleaned = -0.00572099 Jy ! Component: 850 - total flux cleaned = -0.00584922 Jy ! Component: 900 - total flux cleaned = -0.00601546 Jy ! Component: 950 - total flux cleaned = -0.00609757 Jy ! Component: 1000 - total flux cleaned = -0.00625759 Jy ! Total flux subtracted in 1024 components = -0.00637594 Jy ! Clean residual min=-0.002232 max=0.002923 Jy/beam ! Clean residual mean=-0.000009 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.66985 Jy keep ! Adding 73 model components to the UV plane model. ! The established model now contains 128 components and 0.66985 Jy wmap "J1616+0459_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6981 x 1.764 at -12.9 degrees (North through East) ! Clean map min=-0.003467 max=0.48507 Jy/beam ! Writing clean map to FITS file: J1616+0459_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 0.485066 invert ! Inverting map ! Your choice of large map pixels excluded 0.471% of the data. ! The x-axis pixel size should ideally be below 0.198 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000790389 device "J1616+0459_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1616+0459_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.488833 0.488833 0.977667 1.95533 3.91067 7.82133 15.6427 31.2853 62.5707 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.485 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6981 x 1.764 at -12.9 degrees (North through East) ! Clean map min=-0.003467 max=0.48507 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1616+0459_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1616+0459_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1616+0459_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:18:52 2010