! Started logfile: J0921-2618_X_1999_12_20_pus_uvs.log on Tue Dec 18 11:19:44 2007 obs J0921-2618_X_1999_12_20_pus_uva.fits ! Reading UV FITS file: J0921-2618_X_1999_12_20_pus_uva.fits ! AN table 1: 58 integrations on 190 of 190 possible baselines. ! AN table 2: 114 integrations on 190 of 190 possible baselines. ! AN table 3: 109 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0606481 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0921-2618 ! ! 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 2422 lines of history. ! ! Reading 12952 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 ![@muppet J0921-2618_X_1999_12_20_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 = 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 853 telescope corrections were flagged in sub-array 1. ! A total of 1796 telescope corrections were flagged in sub-array 2. ! A total of 2069 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 853 telescope corrections were flagged in sub-array 1. ! A total of 1796 telescope corrections were flagged in sub-array 2. ! A total of 2134 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 854 telescope corrections were flagged in sub-array 1. ! A total of 1798 telescope corrections were flagged in sub-array 2. ! A total of 2133 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 852 telescope corrections were flagged in sub-array 1. ! A total of 1799 telescope corrections were flagged in sub-array 2. ! A total of 2108 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.055016Jy sigma=0.009454 ! Fit after self-cal, rms=0.293358Jy sigma=0.002485 ! 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 0.403% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.6289 mas, bmaj=1.597 mas, bpa=0.1048 degrees ! Estimated noise=1364.74 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 = 0.706975 Jy ! Component: 100 - total flux cleaned = 0.904272 Jy ! Total flux subtracted in 100 components = 0.904272 Jy ! Clean residual min=-0.028837 max=0.091195 Jy/beam ! Clean residual mean=0.000607 rms=0.011231 Jy/beam ! Combined flux in latest and established models = 0.904272 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.904272 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294984Jy sigma=0.002789 ! Fit after self-cal, rms=0.295104Jy sigma=0.002789 ! Inverting map ! Your choice of large map pixels excluded 0.403% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.104875 Jy ! Component: 100 - total flux cleaned = 0.166381 Jy ! Total flux subtracted in 100 components = 0.166381 Jy ! Clean residual min=-0.022123 max=0.039125 Jy/beam ! Clean residual mean=0.000347 rms=0.007100 Jy/beam ! Combined flux in latest and established models = 1.07065 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 21 components and 1.07065 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226476Jy sigma=0.001927 ! Fit after self-cal, rms=0.226484Jy sigma=0.001926 ! Inverting map ! Your choice of large map pixels excluded 0.403% of the data. ! The x-axis pixel size should ideally be below 0.1646 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 0.403% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.8021 mas, bmaj=2.497 mas, bpa=-10.67 degrees ! Estimated noise=724.947 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 = 0.0814233 Jy ! Component: 100 - total flux cleaned = 0.120206 Jy ! Component: 150 - total flux cleaned = 0.139758 Jy ! Component: 200 - total flux cleaned = 0.149762 Jy ! Total flux subtracted in 200 components = 0.149762 Jy ! Clean residual min=-0.019050 max=0.044558 Jy/beam ! Clean residual mean=0.000804 rms=0.007903 Jy/beam ! Combined flux in latest and established models = 1.22042 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 1.22042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205220Jy sigma=0.001553 ! Fit after self-cal, rms=0.205184Jy sigma=0.001552 ! Inverting map ! Your choice of large map pixels excluded 0.403% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Added new window around map position (-1.4, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0396007 Jy ! Component: 100 - total flux cleaned = 0.0532353 Jy ! Component: 150 - total flux cleaned = 0.056846 Jy ! Component: 200 - total flux cleaned = 0.0599604 Jy ! Total flux subtracted in 200 components = 0.0599604 Jy ! Clean residual min=-0.016429 max=0.020627 Jy/beam ! Clean residual mean=-0.000712 rms=0.005232 Jy/beam ! Combined flux in latest and established models = 1.28038 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 56 components and 1.28038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197777Jy sigma=0.001460 ! Fit after self-cal, rms=0.196337Jy sigma=0.001441 ! Inverting map ! Your choice of large map pixels excluded 0.403% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 GC 1.00* HH 1.00* ! HN 1.03 KK 1.08 KP 1.00 LA 0.99 ! MC 1.00* MK 0.98 NY 1.00* ON 1.00* ! OV 0.99 PT 0.96 SC 0.94 TS 1.00* ! WF 0.99 WZ 1.00* GN 0.97 NL 1.00 ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.98 GC 1.00* HH 1.00* ! HN 1.04 KK 1.02 KP 0.98 LA 1.00 ! MC 1.00* MK 0.98 NY 1.00* ON 1.00* ! OV 1.04 PT 0.96 SC 1.17 TS 1.00* ! WF 0.88 WZ 1.00* GN 1.12 NL 1.05 ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.45 GC 1.00* HH 0.86 ! HN 1.16 KK 1.00* KP 1.00* LA 1.00* ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 0.97 TS 1.00* ! WF 0.96 WZ 1.00* GN 1.00* NL 1.00* ! ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 GC 1.00* HH 1.00* ! HN 1.02 KK 1.08 KP 0.95 LA 0.99 ! MC 1.00* MK 0.99 NY 1.00* ON 1.00* ! OV 0.99 PT 0.96 SC 0.86 TS 1.00* ! WF 1.01 WZ 1.00* GN 0.99 NL 1.00 ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 GC 1.00* HH 1.00* ! HN 1.01 KK 1.00 KP 0.94 LA 1.00 ! MC 1.00* MK 0.98 NY 1.00* ON 1.00* ! OV 1.03 PT 0.96 SC 1.11 TS 1.00* ! WF 0.89 WZ 1.00* GN 1.12 NL 1.05 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.91 GC 1.00* HH 1.35 ! HN 1.42 KK 1.00* KP 1.00* LA 1.00* ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.54 TS 1.00* ! WF 0.88 WZ 1.00* GN 1.00* NL 1.00* ! ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 GC 1.00* HH 1.00* ! HN 1.04 KK 1.10 KP 0.97 LA 0.99 ! MC 1.00* MK 0.99 NY 1.00* ON 1.00* ! OV 0.99 PT 0.97 SC 0.90 TS 1.00* ! WF 0.99 WZ 1.00* GN 0.98 NL 1.02 ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.01 GC 1.00* HH 1.00* ! HN 1.06 KK 1.03 KP 0.96 LA 1.00 ! MC 1.00* MK 1.01 NY 1.00* ON 1.00* ! OV 1.12 PT 0.97 SC 1.14 TS 1.00* ! WF 0.91 WZ 1.00* GN 1.12 NL 1.07 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.58 GC 1.00* HH 0.76 ! HN 1.46 KK 1.00* KP 1.00* LA 1.00* ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.01 TS 1.00* ! WF 1.17 WZ 1.00* GN 1.00* NL 1.00* ! ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 GC 1.00* HH 1.00* ! HN 1.04 KK 1.06 KP 0.98 LA 0.99 ! MC 1.00* MK 0.96 NY 1.00* ON 1.00* ! OV 0.98 PT 0.97 SC 0.88 TS 1.00* ! WF 0.99 WZ 1.00* GN 0.98 NL 1.01 ! ! A total of 75 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 GC 1.00* HH 1.00* ! HN 1.06 KK 1.01 KP 0.95 LA 1.02 ! MC 1.00* MK 0.95 NY 1.00* ON 1.00* ! OV 1.08 PT 0.98 SC 1.13 TS 1.00* ! WF 0.93 WZ 1.00* GN 1.14 NL 1.07 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 2.44 GC 1.00* HH 0.79 ! HN 1.34 KK 1.00* KP 1.00* LA 1.00* ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 0.86 TS 1.00* ! WF 1.00 WZ 1.00* GN 1.00* NL 1.00* ! ! ! Fit before self-cal, rms=0.196337Jy sigma=0.001441 ! Fit after self-cal, rms=0.185958Jy sigma=0.001283 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.8146 mas, bmaj=2.56 mas, bpa=-11.14 degrees ! Estimated noise=743.667 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 = -6.22269e-05 Jy ! Component: 100 - total flux cleaned = 0.000178256 Jy ! Component: 150 - total flux cleaned = 0.000564209 Jy ! Component: 200 - total flux cleaned = 0.000885457 Jy ! Total flux subtracted in 200 components = 0.000885457 Jy ! Clean residual min=-0.006836 max=0.008080 Jy/beam ! Clean residual mean=0.000143 rms=0.002100 Jy/beam ! Combined flux in latest and established models = 1.28126 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 69 components and 1.28126 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185191Jy sigma=0.001277 ! Fit after self-cal, rms=0.185407Jy sigma=0.001276 ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 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=0.185407Jy sigma=0.001276 ! Fit after self-cal, rms=0.183544Jy sigma=0.001242 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.8157 mas, bmaj=2.546 mas, bpa=-11.11 degrees ! Estimated noise=743.356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174845 Jy ! Component: 100 - total flux cleaned = 0.00150848 Jy ! Component: 150 - total flux cleaned = 0.00109898 Jy ! Component: 200 - total flux cleaned = 0.000917347 Jy ! Total flux subtracted in 200 components = 0.000917347 Jy ! Clean residual min=-0.005212 max=0.007650 Jy/beam ! Clean residual mean=0.000196 rms=0.001583 Jy/beam ! Combined flux in latest and established models = 1.28218 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 84 components and 1.28218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183358Jy sigma=0.001240 ! Fit after self-cal, rms=0.183379Jy sigma=0.001240 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 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 (-5.8, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00726968 Jy ! Component: 100 - total flux cleaned = 0.0113088 Jy ! Component: 150 - total flux cleaned = 0.0130949 Jy ! Component: 200 - total flux cleaned = 0.0136446 Jy ! Total flux subtracted in 200 components = 0.0136446 Jy ! Clean residual min=-0.005007 max=0.003651 Jy/beam ! Clean residual mean=-0.000097 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 1.29582 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 98 components and 1.29582 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183034Jy sigma=0.001236 ! Fit after self-cal, rms=0.183002Jy sigma=0.001236 ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 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=0.183002Jy sigma=0.001236 ! Fit after self-cal, rms=0.183029Jy sigma=0.001235 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.8163 mas, bmaj=2.548 mas, bpa=-11.09 degrees ! Estimated noise=743.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00291674 Jy ! Component: 100 - total flux cleaned = 0.00360462 Jy ! Component: 150 - total flux cleaned = 0.00385634 Jy ! Component: 200 - total flux cleaned = 0.0037822 Jy ! Total flux subtracted in 200 components = 0.0037822 Jy ! Clean residual min=-0.004621 max=0.003545 Jy/beam ! Clean residual mean=-0.000066 rms=0.001070 Jy/beam ! Combined flux in latest and established models = 1.29961 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 106 components and 1.29961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182897Jy sigma=0.001234 ! Fit after self-cal, rms=0.182885Jy sigma=0.001234 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 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 = 0.000940527 Jy ! Component: 100 - total flux cleaned = 0.000870591 Jy ! Component: 150 - total flux cleaned = 0.00087118 Jy ! Component: 200 - total flux cleaned = 0.000935001 Jy ! Total flux subtracted in 200 components = 0.000935001 Jy ! Clean residual min=-0.004373 max=0.003269 Jy/beam ! Clean residual mean=-0.000084 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 1.30054 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 110 components and 1.30054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182824Jy sigma=0.001234 ! Fit after self-cal, rms=0.182817Jy sigma=0.001234 ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 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=0.182817Jy sigma=0.001234 ! Fit after self-cal, rms=0.182848Jy sigma=0.001233 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=2.233 mas, bmaj=5.819 mas, bpa=-3.334 degrees ! Estimated noise=918.122 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000800308 Jy ! Component: 100 - total flux cleaned = -0.000575486 Jy ! Component: 150 - total flux cleaned = -0.000460417 Jy ! Component: 200 - total flux cleaned = -0.000367418 Jy ! Total flux subtracted in 200 components = -0.000367418 Jy ! Clean residual min=-0.003648 max=0.002935 Jy/beam ! Clean residual mean=-0.000061 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 1.30017 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 121 components and 1.30017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182816Jy sigma=0.001233 ! Fit after self-cal, rms=0.182802Jy sigma=0.001233 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 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 = 0.000507393 Jy ! Component: 100 - total flux cleaned = 0.000598334 Jy ! Component: 150 - total flux cleaned = 0.00063719 Jy ! Component: 200 - total flux cleaned = 0.000598438 Jy ! Total flux subtracted in 200 components = 0.000598438 Jy ! Clean residual min=-0.003700 max=0.002853 Jy/beam ! Clean residual mean=-0.000087 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 1.30077 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 129 components and 1.30077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182794Jy sigma=0.001233 ! Fit after self-cal, rms=0.182791Jy sigma=0.001233 ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 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 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.8167 mas, bmaj=2.55 mas, bpa=-11.09 degrees ! Estimated noise=742.796 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8167 x 2.55 at -11.09 degrees (North through East) ! Clean map min=-0.003438 max=0.99828 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=0.182791Jy sigma=0.001233 ! Fit after self-cal, rms=0.227153Jy sigma=0.001112 ! Inverting map and beam ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.8159 mas, bmaj=2.543 mas, bpa=-11.07 degrees ! Estimated noise=741.008 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.50359e-05 Jy ! Component: 100 - total flux cleaned = 5.83209e-05 Jy ! Component: 150 - total flux cleaned = 1.29284e-06 Jy ! Component: 200 - total flux cleaned = 5.47079e-05 Jy ! Total flux subtracted in 200 components = 5.47079e-05 Jy ! Clean residual min=-0.003229 max=0.003125 Jy/beam ! Clean residual mean=-0.000057 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 1.30083 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 137 components and 1.30083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227100Jy sigma=0.001112 ! Fit after self-cal, rms=0.227057Jy sigma=0.001112 ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000223184 Jy ! Component: 100 - total flux cleaned = 0.000222367 Jy ! Component: 150 - total flux cleaned = 0.000221193 Jy ! Component: 200 - total flux cleaned = 0.000221231 Jy ! Total flux subtracted in 200 components = 0.000221231 Jy ! Clean residual min=-0.003224 max=0.003037 Jy/beam ! Clean residual mean=-0.000060 rms=0.000917 Jy/beam ! Combined flux in latest and established models = 1.30105 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 149 components and 1.30105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227024Jy sigma=0.001112 ! Fit after self-cal, rms=0.226996Jy sigma=0.001112 ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226996Jy sigma=0.001112 ! Fit after self-cal, rms=0.241298Jy sigma=0.001111 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 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.6376 mas, bmaj=1.54 mas, bpa=0.3727 degrees ! Estimated noise=1416.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.716167 Jy ! Component: 100 - total flux cleaned = 0.919656 Jy ! Component: 150 - total flux cleaned = 1.02538 Jy ! Component: 200 - total flux cleaned = 1.08631 Jy ! Total flux subtracted in 200 components = 1.08631 Jy ! Clean residual min=-0.014461 max=0.031834 Jy/beam ! Clean residual mean=0.000547 rms=0.005117 Jy/beam ! Combined flux in latest and established models = 1.08631 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 1.08631 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.816 mas, bmaj=2.546 mas, bpa=-11.08 degrees ! Estimated noise=740.725 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 = 0.0784568 Jy ! Component: 100 - total flux cleaned = 0.121972 Jy ! Component: 150 - total flux cleaned = 0.147849 Jy ! Component: 200 - total flux cleaned = 0.16409 Jy ! Total flux subtracted in 200 components = 0.16409 Jy ! Clean residual min=-0.004390 max=0.009581 Jy/beam ! Clean residual mean=0.001107 rms=0.002847 Jy/beam ! Combined flux in latest and established models = 1.25039 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 69 components and 1.25039 Jy ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 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 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=2.23 mas, bmaj=5.82 mas, bpa=-3.364 degrees ! Estimated noise=916.543 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0188101 Jy ! Component: 100 - total flux cleaned = 0.0295219 Jy ! Component: 150 - total flux cleaned = 0.036198 Jy ! Component: 200 - total flux cleaned = 0.0405035 Jy ! Total flux subtracted in 200 components = 0.0405035 Jy ! Clean residual min=-0.002720 max=0.003163 Jy/beam ! Clean residual mean=0.000382 rms=0.001155 Jy/beam ! Combined flux in latest and established models = 1.2909 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 = 0.00283695 Jy ! Component: 100 - total flux cleaned = 0.00474621 Jy ! Component: 150 - total flux cleaned = 0.00527138 Jy ! Component: 200 - total flux cleaned = 0.00562675 Jy ! Total flux subtracted in 200 components = 0.00562675 Jy ! Clean residual min=-0.002733 max=0.002743 Jy/beam ! Clean residual mean=0.000109 rms=0.000895 Jy/beam ! Combined flux in latest and established models = 1.29653 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 149 components and 1.29652 Jy ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! Estimated beam: bmin=0.816 mas, bmaj=2.546 mas, bpa=-11.08 degrees ! Estimated noise=740.725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000622241 Jy ! Component: 100 - total flux cleaned = 0.00104727 Jy ! Component: 150 - total flux cleaned = 0.00123325 Jy ! Component: 200 - total flux cleaned = 0.00139928 Jy ! Total flux subtracted in 200 components = 0.00139928 Jy ! Clean residual min=-0.003316 max=0.003552 Jy/beam ! Clean residual mean=0.000026 rms=0.000943 Jy/beam ! Combined flux in latest and established models = 1.29792 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 169 components and 1.29792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241057Jy sigma=0.001114 ! Fit after self-cal, rms=0.240980Jy sigma=0.001114 wmodel J0921-2618_X_1999_12_20_pus_map.mod ! Writing 169 model components to file: J0921-2618_X_1999_12_20_pus_map.mod wobs J0921-2618_X_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J0921-2618_X_1999_12_20_pus_uvs.fits wwins J0921-2618_X_1999_12_20_pus_map.win ! wwins: Wrote 3 windows to J0921-2618_X_1999_12_20_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 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000513505 Jy ! Component: 100 - total flux cleaned = -0.000572657 Jy ! Component: 150 - total flux cleaned = -0.000466203 Jy ! Component: 200 - total flux cleaned = -0.000161951 Jy ! Component: 250 - total flux cleaned = 0.000132844 Jy ! Component: 300 - total flux cleaned = 0.00046701 Jy ! Component: 350 - total flux cleaned = 0.000838107 Jy ! Component: 400 - total flux cleaned = 0.00124471 Jy ! Component: 450 - total flux cleaned = 0.0015095 Jy ! Component: 500 - total flux cleaned = 0.00172536 Jy ! Component: 550 - total flux cleaned = 0.00197967 Jy ! Component: 600 - total flux cleaned = 0.00218743 Jy ! Component: 650 - total flux cleaned = 0.00222882 Jy ! Component: 700 - total flux cleaned = 0.00234967 Jy ! Component: 750 - total flux cleaned = 0.00238982 Jy ! Component: 800 - total flux cleaned = 0.00242905 Jy ! Component: 850 - total flux cleaned = 0.0024292 Jy ! Component: 900 - total flux cleaned = 0.00246714 Jy ! Component: 950 - total flux cleaned = 0.0025043 Jy ! Component: 1000 - total flux cleaned = 0.0024303 Jy ! Total flux subtracted in 1024 components = 0.00246707 Jy ! Clean residual min=-0.002077 max=0.002013 Jy/beam ! Clean residual mean=0.000001 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 1.30039 Jy keep ! Adding 59 model components to the UV plane model. ! The established model now contains 228 components and 1.30039 Jy ![Exited script file: muppet] wmap "J0921-2618_X_1999_12_20_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.816 x 2.546 at -11.08 degrees (North through East) ! Clean map min=-0.0035399 max=1.0038 Jy/beam ! Writing clean map to FITS file: J0921-2618_X_1999_12_20_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.00384 invert ! Inverting map ! Your choice of large map pixels excluded 0.42% of the data. ! The x-axis pixel size should ideally be below 0.1646 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000740101 device "J0921-2618_X_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_X_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.22118 0.22118 0.442361 0.884722 1.76944 3.53889 7.07778 14.1556 28.3111 56.6222 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.003 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.816 x 2.546 at -11.08 degrees (North through East) ! Clean map min=-0.0035399 max=1.0038 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0921-2618_X_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J0921-2618_X_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0921-2618_X_1999_12_20_pus_uvs.log closed on Tue Dec 18 11:19:52 2007