! Started logfile: J2230+6946_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:44:42 2011 obs J2230+6946_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J2230+6946_X_2010_06_23_pus_uva.fits ! AN table 1: 225 integrations on 105 of 105 possible baselines. ! AN table 2: 12 integrations on 105 of 105 possible baselines. ! AN table 3: 26 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.320768 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2230+6946 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3588 lines of history. ! ! Reading 35432 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 J2230+6946_X_2010_06_23_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 1776 telescope corrections were flagged in sub-array 1. ! A total of 144 telescope corrections were flagged in sub-array 2. ! A total of 143 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1980 telescope corrections were flagged in sub-array 1. ! A total of 144 telescope corrections were flagged in sub-array 2. ! A total of 143 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1797 telescope corrections were flagged in sub-array 1. ! A total of 144 telescope corrections were flagged in sub-array 2. ! A total of 143 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1797 telescope corrections were flagged in sub-array 1. ! A total of 144 telescope corrections were flagged in sub-array 2. ! A total of 143 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.561733Jy sigma=0.005971 ! Fit after self-cal, rms=0.450015Jy sigma=0.004741 ! 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 6.78% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Estimated beam: bmin=0.5419 mas, bmaj=0.5555 mas, bpa=59.13 degrees ! Estimated noise=669.966 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 = 0.427479 Jy ! Component: 100 - total flux cleaned = 0.558628 Jy ! Total flux subtracted in 100 components = 0.558628 Jy ! Clean residual min=-0.011120 max=0.060336 Jy/beam ! Clean residual mean=0.000239 rms=0.003909 Jy/beam ! Combined flux in latest and established models = 0.558627 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.558627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222345Jy sigma=0.002277 ! Fit after self-cal, rms=0.221579Jy sigma=0.002270 ! Inverting map ! Your choice of large map pixels excluded 6.78% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0700397 Jy ! Component: 100 - total flux cleaned = 0.108708 Jy ! Total flux subtracted in 100 components = 0.108708 Jy ! Clean residual min=-0.008663 max=0.019438 Jy/beam ! Clean residual mean=0.000120 rms=0.002225 Jy/beam ! Combined flux in latest and established models = 0.667336 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.667336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181299Jy sigma=0.001674 ! Fit after self-cal, rms=0.180934Jy sigma=0.001670 ! Inverting map ! Your choice of large map pixels excluded 6.78% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0241732 Jy ! Component: 100 - total flux cleaned = 0.0398331 Jy ! Total flux subtracted in 100 components = 0.0398331 Jy ! Clean residual min=-0.007916 max=0.013316 Jy/beam ! Clean residual mean=0.000075 rms=0.001859 Jy/beam ! Combined flux in latest and established models = 0.707169 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.707169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173105Jy sigma=0.001535 ! Fit after self-cal, rms=0.173011Jy sigma=0.001535 ! Inverting map ! Your choice of large map pixels excluded 6.78% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Added new window around map position (-0.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134643 Jy ! Component: 100 - total flux cleaned = 0.0224174 Jy ! Total flux subtracted in 100 components = 0.0224174 Jy ! Clean residual min=-0.008017 max=0.010575 Jy/beam ! Clean residual mean=0.000051 rms=0.001731 Jy/beam ! Combined flux in latest and established models = 0.729586 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.729586 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170399Jy sigma=0.001485 ! Fit after self-cal, rms=0.170320Jy sigma=0.001484 ! Inverting map ! Your choice of large map pixels excluded 6.78% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Added new window around map position (0.6, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00994628 Jy ! Component: 100 - total flux cleaned = 0.0165588 Jy ! Total flux subtracted in 100 components = 0.0165588 Jy ! Clean residual min=-0.007865 max=0.009113 Jy/beam ! Clean residual mean=0.000033 rms=0.001656 Jy/beam ! Combined flux in latest and established models = 0.746145 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.746145 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169020Jy sigma=0.001459 ! Fit after self-cal, rms=0.168969Jy sigma=0.001458 ! Inverting map ! Your choice of large map pixels excluded 6.78% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 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 6.78% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Estimated beam: bmin=0.749 mas, bmaj=0.7625 mas, bpa=85.61 degrees ! Estimated noise=373.462 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 = 0.0185848 Jy ! Component: 100 - total flux cleaned = 0.0284196 Jy ! Component: 150 - total flux cleaned = 0.0341516 Jy ! Component: 200 - total flux cleaned = 0.0376215 Jy ! Total flux subtracted in 200 components = 0.0376215 Jy ! Clean residual min=-0.005824 max=0.008835 Jy/beam ! Clean residual mean=0.000100 rms=0.001681 Jy/beam ! Combined flux in latest and established models = 0.783767 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 41 components and 0.783767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167595Jy sigma=0.001427 ! Fit after self-cal, rms=0.167536Jy sigma=0.001426 ! Inverting map ! Your choice of large map pixels excluded 6.78% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.04 KK 0.98 ! KP 0.98 LA 0.97 MA 1.02 MK 0.99 ! NL 0.99 NY 1.05 OV 0.99 PT 0.97 ! SC 1.03 TS 0.97 ZC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HN 1.00* KK 1.05 ! KP 1.00* LA 1.00* MA 1.00* MK 0.98 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00 TS 1.00* ZC 1.10 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.04 HN 0.97 KK 1.00* ! KP 0.98 LA 0.98 MA 1.00* MK 1.00 ! NL 1.04 NY 1.03 OV 0.99 PT 1.01 ! SC 1.00* TS 0.96 ZC 0.96 ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.06 KK 1.02 ! KP 0.97 LA 0.99 MA 1.00* MK 1.00 ! NL 1.01 NY 1.04 OV 1.02 PT 0.98 ! SC 1.08 TS 0.98 ZC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HN 1.00* KK 1.06 ! KP 1.00* LA 1.00* MA 1.00* MK 0.98 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.07 TS 1.00* ZC 1.10 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.04 HN 1.01 KK 1.00* ! KP 0.98 LA 1.01 MA 1.00* MK 1.04 ! NL 1.07 NY 1.08 OV 1.02 PT 1.00 ! SC 1.00* TS 1.00 ZC 0.97 ! ! ! Correcting IF 3. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.08 KK 0.97 ! KP 0.97 LA 0.98 MA 1.04 MK 1.00 ! NL 0.97 NY 1.08 OV 1.00 PT 0.97 ! SC 1.03 TS 0.99 ZC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HN 1.00* KK 1.06 ! KP 1.00* LA 1.00* MA 1.00* MK 1.01 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.07 TS 1.00* ZC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.03 HN 1.00 KK 1.00* ! KP 0.98 LA 1.00 MA 1.00* MK 1.03 ! NL 1.02 NY 1.12 OV 1.00 PT 0.99 ! SC 1.00* TS 0.96 ZC 0.95 ! ! ! Correcting IF 4. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.06 KK 0.97 ! KP 0.98 LA 0.98 MA 1.05 MK 0.99 ! NL 1.00 NY 1.08 OV 0.99 PT 0.98 ! SC 1.05 TS 1.00 ZC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HN 1.00* KK 1.05 ! KP 1.00* LA 1.00* MA 1.00* MK 1.05 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 0.96 TS 1.00* ZC 1.15 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.02 HN 1.01 KK 1.00* ! KP 1.00 LA 1.01 MA 1.00* MK 1.01 ! NL 1.05 NY 1.07 OV 1.01 PT 1.00 ! SC 1.00* TS 1.02 ZC 1.04 ! ! ! Fit before self-cal, rms=0.167536Jy sigma=0.001426 ! Fit after self-cal, rms=0.168565Jy sigma=0.001398 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Estimated beam: bmin=0.7513 mas, bmaj=0.7661 mas, bpa=-89.87 degrees ! Estimated noise=374.243 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 = -0.00464106 Jy ! Component: 100 - total flux cleaned = -0.00532141 Jy ! Component: 150 - total flux cleaned = -0.00596196 Jy ! Component: 200 - total flux cleaned = -0.00654062 Jy ! Total flux subtracted in 200 components = -0.00654062 Jy ! Clean residual min=-0.005374 max=0.005168 Jy/beam ! Clean residual mean=-0.000014 rms=0.001363 Jy/beam ! Combined flux in latest and established models = 0.777226 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 47 components and 0.777226 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168324Jy sigma=0.001396 ! Fit after self-cal, rms=0.168382Jy sigma=0.001396 ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 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=0.168382Jy sigma=0.001396 ! Fit after self-cal, rms=0.164947Jy sigma=0.001337 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Estimated beam: bmin=0.752 mas, bmaj=0.7663 mas, bpa=-89.87 degrees ! Estimated noise=374.154 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00345843 Jy ! Component: 100 - total flux cleaned = -0.00392577 Jy ! Component: 150 - total flux cleaned = -0.00428037 Jy ! Component: 200 - total flux cleaned = -0.00460071 Jy ! Total flux subtracted in 200 components = -0.00460071 Jy ! Clean residual min=-0.002204 max=0.002343 Jy/beam ! Clean residual mean=0.000085 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.772625 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 48 components and 0.772625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164835Jy sigma=0.001336 ! Fit after self-cal, rms=0.164811Jy sigma=0.001335 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 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 = -0.000849173 Jy ! Component: 100 - total flux cleaned = -0.00100267 Jy ! Component: 150 - total flux cleaned = -0.00104916 Jy ! Component: 200 - total flux cleaned = -0.00108819 Jy ! Total flux subtracted in 200 components = -0.00108819 Jy ! Clean residual min=-0.002124 max=0.002268 Jy/beam ! Clean residual mean=0.000094 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.771537 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 50 components and 0.771537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164785Jy sigma=0.001335 ! Fit after self-cal, rms=0.164773Jy sigma=0.001335 ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 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=0.164773Jy sigma=0.001335 ! Fit after self-cal, rms=0.164720Jy sigma=0.001333 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Estimated beam: bmin=0.7531 mas, bmaj=0.7666 mas, bpa=89.46 degrees ! Estimated noise=374.371 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00178174 Jy ! Component: 100 - total flux cleaned = -0.00216698 Jy ! Component: 150 - total flux cleaned = -0.00251141 Jy ! Component: 200 - total flux cleaned = -0.0027905 Jy ! Total flux subtracted in 200 components = -0.0027905 Jy ! Clean residual min=-0.002073 max=0.002169 Jy/beam ! Clean residual mean=0.000076 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.768747 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 51 components and 0.768747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164682Jy sigma=0.001333 ! Fit after self-cal, rms=0.164658Jy sigma=0.001333 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 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 = -0.000380462 Jy ! Component: 100 - total flux cleaned = -0.000618107 Jy ! Component: 150 - total flux cleaned = -0.000685324 Jy ! Component: 200 - total flux cleaned = -0.000715092 Jy ! Total flux subtracted in 200 components = -0.000715092 Jy ! Clean residual min=-0.002016 max=0.002181 Jy/beam ! Clean residual mean=0.000082 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.768032 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 52 components and 0.768032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164646Jy sigma=0.001332 ! Fit after self-cal, rms=0.164640Jy sigma=0.001332 ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 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=0.164640Jy sigma=0.001332 ! Fit after self-cal, rms=0.165027Jy sigma=0.001332 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Estimated beam: bmin=2.631 mas, bmaj=2.867 mas, bpa=60.46 degrees ! Estimated noise=503.174 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00168267 Jy ! Component: 100 - total flux cleaned = -0.0016749 Jy ! Component: 150 - total flux cleaned = -0.00167535 Jy ! Component: 200 - total flux cleaned = -0.0016776 Jy ! Total flux subtracted in 200 components = -0.0016776 Jy ! Clean residual min=-0.001968 max=0.002726 Jy/beam ! Clean residual mean=0.000197 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.766354 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 53 components and 0.766354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165038Jy sigma=0.001332 ! Fit after self-cal, rms=0.165035Jy sigma=0.001332 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 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 = -0.00028217 Jy ! Component: 100 - total flux cleaned = -0.000280634 Jy ! Component: 150 - total flux cleaned = -0.00027885 Jy ! Component: 200 - total flux cleaned = -0.000278372 Jy ! Total flux subtracted in 200 components = -0.000278372 Jy ! Clean residual min=-0.001964 max=0.002762 Jy/beam ! Clean residual mean=0.000204 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.766076 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 53 components and 0.766076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165057Jy sigma=0.001332 ! Fit after self-cal, rms=0.165054Jy sigma=0.001332 ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 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 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Estimated beam: bmin=0.7541 mas, bmaj=0.7673 mas, bpa=89.49 degrees ! Estimated noise=374.641 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7541 x 0.7673 at 89.49 degrees (North through East) ! Clean map min=-0.0016737 max=0.62381 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=0.165054Jy sigma=0.001332 ! Fit after self-cal, rms=0.162318Jy sigma=0.001245 ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Estimated beam: bmin=0.7541 mas, bmaj=0.7669 mas, bpa=-89.6 degrees ! Estimated noise=374.277 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00134505 Jy ! Component: 100 - total flux cleaned = -0.00164696 Jy ! Component: 150 - total flux cleaned = -0.00188214 Jy ! Component: 200 - total flux cleaned = -0.00204328 Jy ! Total flux subtracted in 200 components = -0.00204328 Jy ! Clean residual min=-0.001897 max=0.002086 Jy/beam ! Clean residual mean=0.000080 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.764032 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 0.764032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162285Jy sigma=0.001245 ! Fit after self-cal, rms=0.162276Jy sigma=0.001245 ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000114506 Jy ! Component: 100 - total flux cleaned = -0.000244033 Jy ! Component: 150 - total flux cleaned = -0.000244164 Jy ! Component: 200 - total flux cleaned = -0.000245023 Jy ! Total flux subtracted in 200 components = -0.000245023 Jy ! Clean residual min=-0.001875 max=0.002111 Jy/beam ! Clean residual mean=0.000082 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.763787 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 54 components and 0.763787 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162263Jy sigma=0.001244 ! Fit after self-cal, rms=0.162258Jy sigma=0.001244 ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162258Jy sigma=0.001244 ! Fit after self-cal, rms=0.162756Jy sigma=0.001244 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 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Estimated beam: bmin=0.5403 mas, bmaj=0.5533 mas, bpa=58.96 degrees ! Estimated noise=673.128 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.435949 Jy ! Component: 100 - total flux cleaned = 0.572027 Jy ! Component: 150 - total flux cleaned = 0.642376 Jy ! Component: 200 - total flux cleaned = 0.680875 Jy ! Total flux subtracted in 200 components = 0.680875 Jy ! Clean residual min=-0.005031 max=0.019141 Jy/beam ! Clean residual mean=0.000111 rms=0.001528 Jy/beam ! Combined flux in latest and established models = 0.680876 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.680876 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Estimated beam: bmin=0.7549 mas, bmaj=0.7678 mas, bpa=89.33 degrees ! Estimated noise=374.441 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 = 0.0432024 Jy ! Component: 100 - total flux cleaned = 0.0625329 Jy ! Component: 150 - total flux cleaned = 0.0716882 Jy ! Component: 200 - total flux cleaned = 0.0763913 Jy ! Total flux subtracted in 200 components = 0.0763913 Jy ! Clean residual min=-0.001772 max=0.003605 Jy/beam ! Clean residual mean=0.000120 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.757267 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 21 components and 0.757267 Jy ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Added new window around map position (0.6, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00351604 Jy ! Component: 100 - total flux cleaned = 0.00540332 Jy ! Component: 150 - total flux cleaned = 0.0059511 Jy ! Component: 200 - total flux cleaned = 0.0060002 Jy ! Total flux subtracted in 200 components = 0.0060002 Jy ! Clean residual min=-0.001695 max=0.002124 Jy/beam ! Clean residual mean=0.000070 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.763267 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 39 components and 0.763267 Jy ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Added new window around map position (9.6, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156413 Jy ! Component: 100 - total flux cleaned = 0.00179406 Jy ! Component: 150 - total flux cleaned = 0.00187798 Jy ! Component: 200 - total flux cleaned = 0.00187717 Jy ! Total flux subtracted in 200 components = 0.00187717 Jy ! Clean residual min=-0.001729 max=0.001932 Jy/beam ! Clean residual mean=0.000060 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.765144 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 47 components and 0.765144 Jy ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 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 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Estimated beam: bmin=2.635 mas, bmaj=2.868 mas, bpa=60.45 degrees ! Estimated noise=501.579 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010946 Jy ! Component: 100 - total flux cleaned = 0.00126519 Jy ! Component: 150 - total flux cleaned = 0.00123529 Jy ! Component: 200 - total flux cleaned = 0.0012082 Jy ! Total flux subtracted in 200 components = 0.0012082 Jy ! Clean residual min=-0.001688 max=0.002006 Jy/beam ! Clean residual mean=0.000138 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.766353 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 = -2.44205e-05 Jy ! Component: 100 - total flux cleaned = -4.70281e-05 Jy ! Component: 150 - total flux cleaned = -7.70345e-05 Jy ! Component: 200 - total flux cleaned = -0.000105382 Jy ! Total flux subtracted in 200 components = -0.000105382 Jy ! Clean residual min=-0.001682 max=0.001998 Jy/beam ! Clean residual mean=0.000140 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.766247 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 0.766247 Jy ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! Estimated beam: bmin=0.7549 mas, bmaj=0.7678 mas, bpa=89.33 degrees ! Estimated noise=374.441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000308099 Jy ! Component: 100 - total flux cleaned = -0.000308453 Jy ! Component: 150 - total flux cleaned = -0.000343023 Jy ! Component: 200 - total flux cleaned = -0.000343434 Jy ! Total flux subtracted in 200 components = -0.000343434 Jy ! Clean residual min=-0.001724 max=0.001934 Jy/beam ! Clean residual mean=0.000055 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.765904 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 62 components and 0.765904 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162705Jy sigma=0.001243 ! Fit after self-cal, rms=0.162652Jy sigma=0.001243 wmodel J2230+6946_X_2010_06_23_pus_map.mod ! Writing 62 model components to file: J2230+6946_X_2010_06_23_pus_map.mod wobs J2230+6946_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J2230+6946_X_2010_06_23_pus_uvs.fits wwins J2230+6946_X_2010_06_23_pus_map.win ! wwins: Wrote 5 windows to J2230+6946_X_2010_06_23_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 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000698066 Jy ! Component: 100 - total flux cleaned = 0.00106366 Jy ! Component: 150 - total flux cleaned = 0.00147283 Jy ! Component: 200 - total flux cleaned = 0.00175601 Jy ! Component: 250 - total flux cleaned = 0.00211586 Jy ! Component: 300 - total flux cleaned = 0.00244109 Jy ! Component: 350 - total flux cleaned = 0.00278703 Jy ! Component: 400 - total flux cleaned = 0.00307486 Jy ! Component: 450 - total flux cleaned = 0.00338418 Jy ! Component: 500 - total flux cleaned = 0.00373987 Jy ! Component: 550 - total flux cleaned = 0.00404071 Jy ! Component: 600 - total flux cleaned = 0.00433773 Jy ! Component: 650 - total flux cleaned = 0.00458241 Jy ! Component: 700 - total flux cleaned = 0.00492074 Jy ! Component: 750 - total flux cleaned = 0.00518331 Jy ! Component: 800 - total flux cleaned = 0.00539606 Jy ! Component: 850 - total flux cleaned = 0.00567665 Jy ! Component: 900 - total flux cleaned = 0.0059078 Jy ! Component: 950 - total flux cleaned = 0.00609092 Jy ! Component: 1000 - total flux cleaned = 0.00624959 Jy ! Total flux subtracted in 1024 components = 0.00633975 Jy ! Clean residual min=-0.001704 max=0.001232 Jy/beam ! Clean residual mean=0.000023 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.772244 Jy keep ! Adding 83 model components to the UV plane model. ! The established model now contains 145 components and 0.772244 Jy ![Exited script file: muppet] wmap "J2230+6946_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7549 x 0.7678 at 89.33 degrees (North through East) ! Clean map min=-0.0017202 max=0.62502 Jy/beam ! Writing clean map to FITS file: J2230+6946_X_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.625018 invert ! Inverting map ! Your choice of large map pixels excluded 6.63% of the data. ! The x-axis pixel size should ideally be below 0.1547 milli-arcsec ! The y-axis pixel size should ideally be below 0.1562 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000424997 device "J2230+6946_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J2230+6946_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.203993 0.203993 0.407986 0.815971 1.63194 3.26388 6.52777 13.0555 26.1111 52.2221 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.625 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7549 x 0.7678 at 89.33 degrees (North through East) ! Clean map min=-0.0017202 max=0.62502 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2230+6946_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J2230+6946_X_2010_06_23_pus_map.gif/vgif' mapplot cln