! Started logfile: J2359+3850_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:20:34 2010 obs J2359+3850_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J2359+3850_X_2008_07_09_pus_uva.fits ! AN table 1: 635 integrations on 105 of 105 possible baselines. ! AN table 2: 127 integrations on 105 of 105 possible baselines. ! AN table 3: 130 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.260709 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2359+3850 ! ! 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 97672 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 4860 telescope corrections were flagged in sub-array 1. ! A total of 1174 telescope corrections were flagged in sub-array 2. ! A total of 1152 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 4860 telescope corrections were flagged in sub-array 1. ! A total of 1174 telescope corrections were flagged in sub-array 2. ! A total of 1152 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 4860 telescope corrections were flagged in sub-array 1. ! A total of 1174 telescope corrections were flagged in sub-array 2. ! A total of 1153 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 4860 telescope corrections were flagged in sub-array 1. ! A total of 1174 telescope corrections were flagged in sub-array 2. ! A total of 1152 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.817142Jy sigma=0.006116 ! Fit after self-cal, rms=0.629739Jy sigma=0.004657 ! 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 2.34% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Estimated beam: bmin=0.5198 mas, bmaj=0.8042 mas, bpa=-20.46 degrees ! Estimated noise=703.043 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 = 0.308235 Jy ! Component: 100 - total flux cleaned = 0.380195 Jy ! Total flux subtracted in 100 components = 0.380195 Jy ! Clean residual min=-0.007495 max=0.028604 Jy/beam ! Clean residual mean=0.000169 rms=0.002643 Jy/beam ! Combined flux in latest and established models = 0.380195 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.380195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208639Jy sigma=0.001341 ! Fit after self-cal, rms=0.208641Jy sigma=0.001341 ! Inverting map ! Your choice of large map pixels excluded 2.34% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0315401 Jy ! Component: 100 - total flux cleaned = 0.0484023 Jy ! Total flux subtracted in 100 components = 0.0484024 Jy ! Clean residual min=-0.006220 max=0.008798 Jy/beam ! Clean residual mean=0.000062 rms=0.001745 Jy/beam ! Combined flux in latest and established models = 0.428597 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.428597 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203580Jy sigma=0.001281 ! Fit after self-cal, rms=0.203573Jy sigma=0.001280 ! Inverting map ! Your choice of large map pixels excluded 2.34% of the data. ! The x-axis pixel size should ideally be below 0.1655 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 2.34% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Estimated beam: bmin=0.6167 mas, bmaj=0.956 mas, bpa=-17.78 degrees ! Estimated noise=311.995 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 = 0.0138271 Jy ! Component: 100 - total flux cleaned = 0.0212953 Jy ! Component: 150 - total flux cleaned = 0.0256375 Jy ! Component: 200 - total flux cleaned = 0.0282735 Jy ! Total flux subtracted in 200 components = 0.0282735 Jy ! Clean residual min=-0.007457 max=0.007144 Jy/beam ! Clean residual mean=-0.000100 rms=0.001840 Jy/beam ! Combined flux in latest and established models = 0.456871 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.456871 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202854Jy sigma=0.001269 ! Fit after self-cal, rms=0.202853Jy sigma=0.001269 ! Inverting map ! Your choice of large map pixels excluded 2.34% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 246 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HH 1.00* HN 1.09 ! KK 1.02 KP 0.98 LA 0.96 MK 0.96 ! NL 0.97 NY 0.95 ON 0.97 PT 1.00 ! SC 0.97 WZ 1.00 ZC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 1.00* HH 1.00* HN 1.00* ! KK 1.02 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.98 ON 0.99 PT 1.00* ! SC 1.00* WZ 0.99 ZC 1.00 ! ! A total of 12 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 1.08 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.13 NY 1.00 ON 0.83 PT 1.00* ! SC 0.96 WZ 0.96 ZC 1.02 ! ! ! Correcting IF 2. ! A total of 246 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HH 1.00* HN 1.00 ! KK 1.01 KP 0.93 LA 0.94 MK 0.96 ! NL 0.95 NY 1.00 ON 0.96 PT 1.01 ! SC 0.97 WZ 1.00 ZC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.21 FD 1.00* HH 1.00* HN 1.00* ! KK 1.08 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.99 ON 0.93 PT 1.00* ! SC 1.00* WZ 1.01 ZC 1.01 ! ! A total of 12 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 1.01 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.10 NY 1.02 ON 0.79 PT 1.00* ! SC 0.99 WZ 0.97 ZC 1.00 ! ! ! Correcting IF 3. ! A total of 246 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HH 1.00* HN 1.01 ! KK 1.00 KP 0.97 LA 0.99 MK 0.98 ! NL 1.00 NY 0.97 ON 0.98 PT 1.01 ! SC 1.02 WZ 1.00 ZC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.19 FD 1.00* HH 1.00* HN 1.00* ! KK 1.02 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00 ON 0.97 PT 1.00* ! SC 1.00* WZ 1.05 ZC 0.99 ! ! A total of 12 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 1.03 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.09 NY 0.97 ON 0.81 PT 1.00* ! SC 1.06 WZ 1.02 ZC 1.01 ! ! ! Correcting IF 4. ! A total of 246 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HH 1.00* HN 1.00 ! KK 0.98 KP 0.98 LA 0.98 MK 0.99 ! NL 1.00 NY 1.03 ON 0.98 PT 1.04 ! SC 1.02 WZ 1.01 ZC 1.04 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.16 FD 1.00* HH 1.00* HN 1.00* ! KK 1.02 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.02 ON 0.92 PT 1.00* ! SC 1.00* WZ 1.04 ZC 1.00 ! ! A total of 12 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 1.01 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.14 NY 1.08 ON 0.83 PT 1.00* ! SC 1.03 WZ 1.00 ZC 0.98 ! ! ! Fit before self-cal, rms=0.202853Jy sigma=0.001269 ! Fit after self-cal, rms=0.198686Jy sigma=0.001260 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Estimated beam: bmin=0.6168 mas, bmaj=0.9537 mas, bpa=-18.06 degrees ! Estimated noise=310.268 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 = -0.00265632 Jy ! Component: 100 - total flux cleaned = -0.00323904 Jy ! Component: 150 - total flux cleaned = -0.00342254 Jy ! Component: 200 - total flux cleaned = -0.00350642 Jy ! Total flux subtracted in 200 components = -0.00350642 Jy ! Clean residual min=-0.006004 max=0.006123 Jy/beam ! Clean residual mean=-0.000124 rms=0.001725 Jy/beam ! Combined flux in latest and established models = 0.453364 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 0.453364 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198613Jy sigma=0.001260 ! Fit after self-cal, rms=0.198586Jy sigma=0.001260 ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 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=0.198586Jy sigma=0.001260 ! Fit after self-cal, rms=0.201549Jy sigma=0.001235 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Estimated beam: bmin=0.6167 mas, bmaj=0.9571 mas, bpa=-18.26 degrees ! Estimated noise=311.011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141673 Jy ! Component: 100 - total flux cleaned = 0.00159078 Jy ! Component: 150 - total flux cleaned = 0.00156253 Jy ! Component: 200 - total flux cleaned = 0.00152561 Jy ! Total flux subtracted in 200 components = 0.00152561 Jy ! Clean residual min=-0.001932 max=0.004584 Jy/beam ! Clean residual mean=0.000187 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 0.45489 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 24 components and 0.45489 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201533Jy sigma=0.001235 ! Fit after self-cal, rms=0.201674Jy sigma=0.001235 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00508648 Jy ! Component: 100 - total flux cleaned = 0.00804845 Jy ! Component: 150 - total flux cleaned = 0.00967443 Jy ! Component: 200 - total flux cleaned = 0.0104012 Jy ! Total flux subtracted in 200 components = 0.0104012 Jy ! Clean residual min=-0.001568 max=0.002338 Jy/beam ! Clean residual mean=0.000094 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.465291 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.465291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201548Jy sigma=0.001233 ! Fit after self-cal, rms=0.201538Jy sigma=0.001233 ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Added new window around map position (0.4, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00249694 Jy ! Component: 100 - total flux cleaned = 0.0033751 Jy ! Component: 150 - total flux cleaned = 0.00385565 Jy ! Component: 200 - total flux cleaned = 0.00414877 Jy ! Total flux subtracted in 200 components = 0.00414877 Jy ! Clean residual min=-0.001676 max=0.001958 Jy/beam ! Clean residual mean=0.000060 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.46944 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 54 components and 0.46944 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201505Jy sigma=0.001233 ! Fit after self-cal, rms=0.201499Jy sigma=0.001233 ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 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=0.201499Jy sigma=0.001233 ! Fit after self-cal, rms=0.201631Jy sigma=0.001232 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Estimated beam: bmin=0.6163 mas, bmaj=0.9575 mas, bpa=-18.3 degrees ! Estimated noise=311.051 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182869 Jy ! Component: 100 - total flux cleaned = 0.00282399 Jy ! Component: 150 - total flux cleaned = 0.00325828 Jy ! Component: 200 - total flux cleaned = 0.00362636 Jy ! Total flux subtracted in 200 components = 0.00362636 Jy ! Clean residual min=-0.001399 max=0.001814 Jy/beam ! Clean residual mean=0.000086 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.473066 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 63 components and 0.473066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201609Jy sigma=0.001232 ! Fit after self-cal, rms=0.201611Jy sigma=0.001232 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 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 (6.8, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167477 Jy ! Component: 100 - total flux cleaned = 0.00215876 Jy ! Component: 150 - total flux cleaned = 0.00240786 Jy ! Component: 200 - total flux cleaned = 0.00262168 Jy ! Total flux subtracted in 200 components = 0.00262168 Jy ! Clean residual min=-0.001412 max=0.001706 Jy/beam ! Clean residual mean=0.000072 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.475688 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.475688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201588Jy sigma=0.001232 ! Fit after self-cal, rms=0.201586Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Added new window around map position (3.6, -8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163296 Jy ! Component: 100 - total flux cleaned = 0.00219629 Jy ! Component: 150 - total flux cleaned = 0.00232113 Jy ! Component: 200 - total flux cleaned = 0.00246528 Jy ! Total flux subtracted in 200 components = 0.00246528 Jy ! Clean residual min=-0.001342 max=0.001291 Jy/beam ! Clean residual mean=0.000052 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.478153 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 89 components and 0.478153 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201571Jy sigma=0.001232 ! Fit after self-cal, rms=0.201571Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 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=0.201571Jy sigma=0.001232 ! Fit after self-cal, rms=0.201708Jy sigma=0.001232 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Estimated beam: bmin=2.069 mas, bmaj=2.232 mas, bpa=-22.09 degrees ! Estimated noise=514.296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216073 Jy ! Component: 100 - total flux cleaned = 0.0032948 Jy ! Component: 150 - total flux cleaned = 0.00366081 Jy ! Component: 200 - total flux cleaned = 0.00374857 Jy ! Total flux subtracted in 200 components = 0.00374857 Jy ! Clean residual min=-0.001327 max=0.002255 Jy/beam ! Clean residual mean=0.000178 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.481902 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 109 components and 0.481902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201706Jy sigma=0.001232 ! Fit after self-cal, rms=0.201707Jy sigma=0.001232 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 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 = 0.000403326 Jy ! Component: 100 - total flux cleaned = 0.000593751 Jy ! Component: 150 - total flux cleaned = 0.000663399 Jy ! Component: 200 - total flux cleaned = 0.000694135 Jy ! Total flux subtracted in 200 components = 0.000694135 Jy ! Clean residual min=-0.001414 max=0.002190 Jy/beam ! Clean residual mean=0.000158 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.482596 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 116 components and 0.482596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201707Jy sigma=0.001232 ! Fit after self-cal, rms=0.201706Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 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 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Estimated beam: bmin=0.6163 mas, bmaj=0.958 mas, bpa=-18.28 degrees ! Estimated noise=311.11 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6163 x 0.958 at -18.28 degrees (North through East) ! Clean map min=-0.0011236 max=0.40436 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 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Estimated beam: bmin=0.5209 mas, bmaj=0.8102 mas, bpa=-20.92 degrees ! Estimated noise=697.472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.306349 Jy ! Component: 100 - total flux cleaned = 0.376242 Jy ! Component: 150 - total flux cleaned = 0.405392 Jy ! Component: 200 - total flux cleaned = 0.420593 Jy ! Total flux subtracted in 200 components = 0.420593 Jy ! Clean residual min=-0.004224 max=0.007430 Jy/beam ! Clean residual mean=0.000129 rms=0.001158 Jy/beam ! Combined flux in latest and established models = 0.420593 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.420593 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Estimated beam: bmin=0.6163 mas, bmaj=0.958 mas, bpa=-18.28 degrees ! Estimated noise=311.11 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 = 0.0148118 Jy ! Component: 100 - total flux cleaned = 0.0241249 Jy ! Component: 150 - total flux cleaned = 0.0309314 Jy ! Component: 200 - total flux cleaned = 0.0360889 Jy ! Total flux subtracted in 200 components = 0.0360889 Jy ! Clean residual min=-0.001728 max=0.003012 Jy/beam ! Clean residual mean=0.000242 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.456682 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 39 components and 0.456682 Jy ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00399208 Jy ! Component: 100 - total flux cleaned = 0.00714183 Jy ! Component: 150 - total flux cleaned = 0.00976519 Jy ! Component: 200 - total flux cleaned = 0.0120242 Jy ! Total flux subtracted in 200 components = 0.0120242 Jy ! Clean residual min=-0.001489 max=0.001997 Jy/beam ! Clean residual mean=0.000147 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.468706 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 57 components and 0.468706 Jy ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Added new window around map position (0.6, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212429 Jy ! Component: 100 - total flux cleaned = 0.0036076 Jy ! Component: 150 - total flux cleaned = 0.00492378 Jy ! Component: 200 - total flux cleaned = 0.00609472 Jy ! Total flux subtracted in 200 components = 0.00609472 Jy ! Clean residual min=-0.001485 max=0.001462 Jy/beam ! Clean residual mean=0.000099 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.474801 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 69 components and 0.474801 Jy ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 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 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Estimated beam: bmin=2.069 mas, bmaj=2.232 mas, bpa=-22.09 degrees ! Estimated noise=514.296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00315698 Jy ! Component: 100 - total flux cleaned = 0.00502225 Jy ! Component: 150 - total flux cleaned = 0.00621275 Jy ! Component: 200 - total flux cleaned = 0.00703659 Jy ! Total flux subtracted in 200 components = 0.00703659 Jy ! Clean residual min=-0.001489 max=0.002163 Jy/beam ! Clean residual mean=0.000183 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.481838 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 = 0.000379017 Jy ! Component: 100 - total flux cleaned = 0.000645388 Jy ! Component: 150 - total flux cleaned = 0.000833995 Jy ! Component: 200 - total flux cleaned = 0.000922956 Jy ! Total flux subtracted in 200 components = 0.000922956 Jy ! Clean residual min=-0.001549 max=0.002155 Jy/beam ! Clean residual mean=0.000154 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.482761 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 106 components and 0.482761 Jy ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! Estimated beam: bmin=0.6163 mas, bmaj=0.958 mas, bpa=-18.28 degrees ! Estimated noise=311.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000421048 Jy ! Component: 100 - total flux cleaned = -0.000693297 Jy ! Component: 150 - total flux cleaned = -0.000831107 Jy ! Component: 200 - total flux cleaned = -0.000892784 Jy ! Total flux subtracted in 200 components = -0.000892784 Jy ! Clean residual min=-0.001461 max=0.001247 Jy/beam ! Clean residual mean=0.000044 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.481868 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 117 components and 0.481868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201715Jy sigma=0.001232 ! Fit after self-cal, rms=0.201712Jy sigma=0.001232 wmodel J2359+3850_X_2008_07_09_pus_map.mod ! Writing 117 model components to file: J2359+3850_X_2008_07_09_pus_map.mod wobs J2359+3850_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J2359+3850_X_2008_07_09_pus_uvs.fits wwins J2359+3850_X_2008_07_09_pus_map.win ! wwins: Wrote 6 windows to J2359+3850_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 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000434426 Jy ! Component: 100 - total flux cleaned = -0.000434263 Jy ! Component: 150 - total flux cleaned = -0.000455613 Jy ! Component: 200 - total flux cleaned = -0.000371707 Jy ! Component: 250 - total flux cleaned = -0.000290442 Jy ! Component: 300 - total flux cleaned = -0.000170916 Jy ! Component: 350 - total flux cleaned = -0.000112215 Jy ! Component: 400 - total flux cleaned = -5.43473e-05 Jy ! Component: 450 - total flux cleaned = 2.14745e-05 Jy ! Component: 500 - total flux cleaned = 0.000114844 Jy ! Component: 550 - total flux cleaned = 0.00018837 Jy ! Component: 600 - total flux cleaned = 0.000279201 Jy ! Component: 650 - total flux cleaned = 0.000332861 Jy ! Component: 700 - total flux cleaned = 0.000403763 Jy ! Component: 750 - total flux cleaned = 0.000473774 Jy ! Component: 800 - total flux cleaned = 0.000525933 Jy ! Component: 850 - total flux cleaned = 0.000577489 Jy ! Component: 900 - total flux cleaned = 0.000645659 Jy ! Component: 950 - total flux cleaned = 0.000730088 Jy ! Component: 1000 - total flux cleaned = 0.000813538 Jy ! Total flux subtracted in 1024 components = 0.000813507 Jy ! Clean residual min=-0.000876 max=0.001173 Jy/beam ! Clean residual mean=0.000039 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.482681 Jy keep ! Adding 76 model components to the UV plane model. ! The established model now contains 193 components and 0.482681 Jy wmap "J2359+3850_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6163 x 0.958 at -18.28 degrees (North through East) ! Clean map min=-0.0012864 max=0.40468 Jy/beam ! Writing clean map to FITS file: J2359+3850_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 0.404678 invert ! Inverting map ! Your choice of large map pixels excluded 2.37% of the data. ! The x-axis pixel size should ideally be below 0.1655 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000315985 device "J2359+3850_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2359+3850_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.234249 0.234249 0.468499 0.936997 1.87399 3.74799 7.49598 14.992 29.9839 59.9678 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.404 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6163 x 0.958 at -18.28 degrees (North through East) ! Clean map min=-0.0012864 max=0.40468 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2359+3850_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J2359+3850_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2359+3850_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:20:48 2010