! Started logfile: J1147-3812_X_1999_12_20_pus_uvs.log on Mon Dec 17 12:38:10 2007 obs J1147-3812_X_1999_12_20_pus_uva.fits ! Reading UV FITS file: J1147-3812_X_1999_12_20_pus_uva.fits ! AN table 1: 23 integrations on 190 of 190 possible baselines. ! AN table 2: 70 integrations on 190 of 190 possible baselines. ! AN table 3: 10 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0602453 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147-3812 ! ! 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 4716 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 J1147-3812_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 388 telescope corrections were flagged in sub-array 1. ! A total of 1090 telescope corrections were flagged in sub-array 2. ! A total of 200 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 389 telescope corrections were flagged in sub-array 1. ! A total of 1090 telescope corrections were flagged in sub-array 2. ! A total of 200 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 389 telescope corrections were flagged in sub-array 1. ! A total of 1090 telescope corrections were flagged in sub-array 2. ! A total of 200 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 389 telescope corrections were flagged in sub-array 1. ! A total of 1090 telescope corrections were flagged in sub-array 2. ! A total of 200 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.853212Jy sigma=0.021675 ! Fit after self-cal, rms=0.603673Jy sigma=0.007420 ! 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 1.3% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.6083 mas, bmaj=1.931 mas, bpa=-4.488 degrees ! Estimated noise=1380.47 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 = 1.20534 Jy ! Component: 100 - total flux cleaned = 1.47385 Jy ! Total flux subtracted in 100 components = 1.47385 Jy ! Clean residual min=-0.064470 max=0.138150 Jy/beam ! Clean residual mean=0.004802 rms=0.024564 Jy/beam ! Combined flux in latest and established models = 1.47385 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.47385 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294975Jy sigma=0.003183 ! Fit after self-cal, rms=0.294970Jy sigma=0.003183 ! Inverting map ! Your choice of large map pixels excluded 1.3% of the data. ! The x-axis pixel size should ideally be below 0.1954 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 1.3% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7632 mas, bmaj=2.187 mas, bpa=-8.796 degrees ! Estimated noise=921.617 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 = 0.119241 Jy ! Component: 100 - total flux cleaned = 0.17275 Jy ! Component: 150 - total flux cleaned = 0.197233 Jy ! Component: 200 - total flux cleaned = 0.208157 Jy ! Total flux subtracted in 200 components = 0.208157 Jy ! Clean residual min=-0.048615 max=0.095342 Jy/beam ! Clean residual mean=0.000908 rms=0.020550 Jy/beam ! Combined flux in latest and established models = 1.682 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 26 components and 1.682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254321Jy sigma=0.002524 ! Fit after self-cal, rms=0.254285Jy sigma=0.002523 ! Inverting map ! Your choice of large map pixels excluded 1.3% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.91 GC 1.00* HH 1.00* ! HN 1.00* KK 1.35 KP 0.94 LA 0.94 ! MC 1.00* MK 0.98 NY 1.00* ON 1.00* ! OV 0.96 PT 0.97 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 1.37 KP 1.00 LA 1.02 ! MC 1.00* MK 0.93 NY 1.00* ON 1.00* ! OV 1.04 PT 0.95 SC 1.08 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.24 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.92 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.89 LA 0.94 ! MC 1.00* MK 0.98 NY 1.00* ON 1.00* ! OV 0.98 PT 0.96 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 1.40 KP 0.96 LA 1.02 ! MC 1.00* MK 0.93 NY 1.00* ON 1.00* ! OV 1.03 PT 0.94 SC 1.02 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.24 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.93 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.92 LA 0.94 ! MC 1.00* MK 0.97 NY 1.00* ON 1.00* ! OV 0.99 PT 0.97 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.49 KP 0.98 LA 1.02 ! MC 1.00* MK 0.93 NY 1.00* ON 1.00* ! OV 1.04 PT 0.96 SC 1.05 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.24 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.91 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.91 LA 0.95 ! MC 1.00* MK 0.95 NY 1.00* ON 1.00* ! OV 0.94 PT 0.96 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 1.44 KP 0.97 LA 1.04 ! MC 1.00* MK 0.90 NY 1.00* ON 1.00* ! OV 1.04 PT 0.96 SC 1.03 TS 1.00* ! WF 1.00* WZ 1.00* GN 1.00* NL 1.24 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! ! Fit before self-cal, rms=0.254285Jy sigma=0.002523 ! Fit after self-cal, rms=0.151440Jy sigma=0.001259 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7781 mas, bmaj=2.304 mas, bpa=-10.8 degrees ! Estimated noise=940.176 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 (1.8, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118065 Jy ! Component: 100 - total flux cleaned = 0.0110205 Jy ! Component: 150 - total flux cleaned = 0.011024 Jy ! Component: 200 - total flux cleaned = 0.0110134 Jy ! Total flux subtracted in 200 components = 0.0110134 Jy ! Clean residual min=-0.010131 max=0.010348 Jy/beam ! Clean residual mean=0.000714 rms=0.002523 Jy/beam ! Combined flux in latest and established models = 1.69302 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 1.69302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148092Jy sigma=0.001231 ! Fit after self-cal, rms=0.148206Jy sigma=0.001228 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 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=0.148206Jy sigma=0.001228 ! Fit after self-cal, rms=0.147730Jy sigma=0.001226 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7772 mas, bmaj=2.304 mas, bpa=-10.84 degrees ! Estimated noise=939.984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00539909 Jy ! Component: 100 - total flux cleaned = 0.00589314 Jy ! Component: 150 - total flux cleaned = 0.0063348 Jy ! Component: 200 - total flux cleaned = 0.00653942 Jy ! Total flux subtracted in 200 components = 0.00653942 Jy ! Clean residual min=-0.008584 max=0.009001 Jy/beam ! Clean residual mean=0.000619 rms=0.002167 Jy/beam ! Combined flux in latest and established models = 1.69956 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 48 components and 1.69956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146144Jy sigma=0.001216 ! Fit after self-cal, rms=0.146117Jy sigma=0.001215 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 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 = 0.00163825 Jy ! Component: 100 - total flux cleaned = 0.00181608 Jy ! Component: 150 - total flux cleaned = 0.00197924 Jy ! Component: 200 - total flux cleaned = 0.00227698 Jy ! Total flux subtracted in 200 components = 0.00227698 Jy ! Clean residual min=-0.008241 max=0.008377 Jy/beam ! Clean residual mean=0.000571 rms=0.002012 Jy/beam ! Combined flux in latest and established models = 1.70183 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 53 components and 1.70183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145354Jy sigma=0.001211 ! Fit after self-cal, rms=0.145352Jy sigma=0.001211 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 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=0.145352Jy sigma=0.001211 ! Fit after self-cal, rms=0.144824Jy sigma=0.001209 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7763 mas, bmaj=2.304 mas, bpa=-10.87 degrees ! Estimated noise=939.825 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00420824 Jy ! Component: 100 - total flux cleaned = 0.00436734 Jy ! Component: 150 - total flux cleaned = 0.0046555 Jy ! Component: 200 - total flux cleaned = 0.00491255 Jy ! Total flux subtracted in 200 components = 0.00491255 Jy ! Clean residual min=-0.006873 max=0.007696 Jy/beam ! Clean residual mean=0.000497 rms=0.001868 Jy/beam ! Combined flux in latest and established models = 1.70675 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 1.70675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144117Jy sigma=0.001206 ! Fit after self-cal, rms=0.144102Jy sigma=0.001206 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 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 = 0.00056626 Jy ! Component: 100 - total flux cleaned = 0.000799375 Jy ! Component: 150 - total flux cleaned = 0.00101114 Jy ! Component: 200 - total flux cleaned = 0.00111286 Jy ! Total flux subtracted in 200 components = 0.00111286 Jy ! Clean residual min=-0.006539 max=0.007223 Jy/beam ! Clean residual mean=0.000474 rms=0.001795 Jy/beam ! Combined flux in latest and established models = 1.70786 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 64 components and 1.70786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143740Jy sigma=0.001204 ! Fit after self-cal, rms=0.143734Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 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=0.143734Jy sigma=0.001204 ! Fit after self-cal, rms=0.143369Jy sigma=0.001203 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=2.694 mas, bmaj=8.824 mas, bpa=-2.599 degrees ! Estimated noise=1189.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00311323 Jy ! Component: 100 - total flux cleaned = 0.00372093 Jy ! Component: 150 - total flux cleaned = 0.00372313 Jy ! Component: 200 - total flux cleaned = 0.00368562 Jy ! Total flux subtracted in 200 components = 0.00368562 Jy ! Clean residual min=-0.003221 max=0.004756 Jy/beam ! Clean residual mean=0.000906 rms=0.001630 Jy/beam ! Combined flux in latest and established models = 1.71154 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 74 components and 1.71154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143248Jy sigma=0.001203 ! Fit after self-cal, rms=0.143257Jy sigma=0.001203 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 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 = 0.000374413 Jy ! Component: 100 - total flux cleaned = 0.000416553 Jy ! Component: 150 - total flux cleaned = 0.000416505 Jy ! Component: 200 - total flux cleaned = 0.000375832 Jy ! Total flux subtracted in 200 components = 0.000375832 Jy ! Clean residual min=-0.003059 max=0.004716 Jy/beam ! Clean residual mean=0.000892 rms=0.001612 Jy/beam ! Combined flux in latest and established models = 1.71192 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 77 components and 1.71192 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143159Jy sigma=0.001202 ! Fit after self-cal, rms=0.143164Jy sigma=0.001202 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7754 mas, bmaj=2.304 mas, bpa=-10.91 degrees ! Estimated noise=939.907 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7754 x 2.304 at -10.91 degrees (North through East) ! Clean map min=-0.010111 max=1.5457 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=0.143164Jy sigma=0.001202 ! Fit after self-cal, rms=0.133360Jy sigma=0.001078 ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7753 mas, bmaj=2.304 mas, bpa=-10.93 degrees ! Estimated noise=940.695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309791 Jy ! Component: 100 - total flux cleaned = 0.00298394 Jy ! Component: 150 - total flux cleaned = 0.00298492 Jy ! Component: 200 - total flux cleaned = 0.00289041 Jy ! Total flux subtracted in 200 components = 0.00289041 Jy ! Clean residual min=-0.005459 max=0.006681 Jy/beam ! Clean residual mean=0.000323 rms=0.001655 Jy/beam ! Combined flux in latest and established models = 1.71481 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 79 components and 1.71481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132972Jy sigma=0.001076 ! Fit after self-cal, rms=0.132960Jy sigma=0.001076 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.27571e-05 Jy ! Component: 100 - total flux cleaned = -9.28643e-05 Jy ! Component: 150 - total flux cleaned = -0.000175734 Jy ! Component: 200 - total flux cleaned = -0.000177187 Jy ! Total flux subtracted in 200 components = -0.000177187 Jy ! Clean residual min=-0.005136 max=0.006447 Jy/beam ! Clean residual mean=0.000328 rms=0.001598 Jy/beam ! Combined flux in latest and established models = 1.71463 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 80 components and 1.71463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132766Jy sigma=0.001075 ! Fit after self-cal, rms=0.132759Jy sigma=0.001075 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132759Jy sigma=0.001075 ! Fit after self-cal, rms=0.132538Jy sigma=0.001074 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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.6362 mas, bmaj=2.195 mas, bpa=-9.073 degrees ! Estimated noise=1353.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.19492 Jy ! Component: 100 - total flux cleaned = 1.461 Jy ! Component: 150 - total flux cleaned = 1.56331 Jy ! Component: 200 - total flux cleaned = 1.6201 Jy ! Total flux subtracted in 200 components = 1.6201 Jy ! Clean residual min=-0.017905 max=0.028304 Jy/beam ! Clean residual mean=0.001553 rms=0.006563 Jy/beam ! Combined flux in latest and established models = 1.6201 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 19 model components to the UV plane model. ! The established model now contains 19 components and 1.6201 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7746 mas, bmaj=2.303 mas, bpa=-10.96 degrees ! Estimated noise=940.885 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 = 0.0452583 Jy ! Component: 100 - total flux cleaned = 0.0683103 Jy ! Component: 150 - total flux cleaned = 0.0809057 Jy ! Component: 200 - total flux cleaned = 0.0882006 Jy ! Total flux subtracted in 200 components = 0.0882006 Jy ! Clean residual min=-0.005510 max=0.007022 Jy/beam ! Clean residual mean=0.000504 rms=0.001846 Jy/beam ! Combined flux in latest and established models = 1.7083 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 41 components and 1.7083 Jy ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=2.692 mas, bmaj=8.813 mas, bpa=-2.622 degrees ! Estimated noise=1192.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00517725 Jy ! Component: 100 - total flux cleaned = 0.00732306 Jy ! Component: 150 - total flux cleaned = 0.00758916 Jy ! Component: 200 - total flux cleaned = 0.00783075 Jy ! Total flux subtracted in 200 components = 0.00783075 Jy ! Clean residual min=-0.004030 max=0.003810 Jy/beam ! Clean residual mean=0.000684 rms=0.001643 Jy/beam ! Combined flux in latest and established models = 1.71613 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 = 0.000170745 Jy ! Component: 100 - total flux cleaned = 0.000329399 Jy ! Component: 150 - total flux cleaned = 0.000523668 Jy ! Component: 200 - total flux cleaned = 0.000658844 Jy ! Total flux subtracted in 200 components = 0.000658844 Jy ! Clean residual min=-0.003963 max=0.003821 Jy/beam ! Clean residual mean=0.000647 rms=0.001604 Jy/beam ! Combined flux in latest and established models = 1.71679 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 50 components and 1.71679 Jy ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7746 mas, bmaj=2.303 mas, bpa=-10.96 degrees ! Estimated noise=940.885 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.38108e-05 Jy ! Component: 100 - total flux cleaned = 0.00045848 Jy ! Component: 150 - total flux cleaned = 0.000801679 Jy ! Component: 200 - total flux cleaned = 0.000903065 Jy ! Total flux subtracted in 200 components = 0.000903065 Jy ! Clean residual min=-0.005875 max=0.005764 Jy/beam ! Clean residual mean=0.000288 rms=0.001525 Jy/beam ! Combined flux in latest and established models = 1.7177 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 1.7177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132299Jy sigma=0.001075 ! Fit after self-cal, rms=0.132258Jy sigma=0.001074 wmodel J1147-3812_X_1999_12_20_pus_map.mod ! Writing 66 model components to file: J1147-3812_X_1999_12_20_pus_map.mod wobs J1147-3812_X_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J1147-3812_X_1999_12_20_pus_uvs.fits wwins J1147-3812_X_1999_12_20_pus_map.win ! wwins: Wrote 2 windows to J1147-3812_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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000521083 Jy ! Component: 100 - total flux cleaned = 0.000364915 Jy ! Component: 150 - total flux cleaned = 0.00153583 Jy ! Component: 200 - total flux cleaned = 0.00275112 Jy ! Component: 250 - total flux cleaned = 0.00341926 Jy ! Component: 300 - total flux cleaned = 0.00386229 Jy ! Component: 350 - total flux cleaned = 0.00428199 Jy ! Component: 400 - total flux cleaned = 0.00462403 Jy ! Component: 450 - total flux cleaned = 0.00489877 Jy ! Component: 500 - total flux cleaned = 0.00521785 Jy ! Component: 550 - total flux cleaned = 0.00547379 Jy ! Component: 600 - total flux cleaned = 0.00567165 Jy ! Component: 650 - total flux cleaned = 0.00586313 Jy ! Component: 700 - total flux cleaned = 0.00604987 Jy ! Component: 750 - total flux cleaned = 0.00623196 Jy ! Component: 800 - total flux cleaned = 0.00636506 Jy ! Component: 850 - total flux cleaned = 0.00645118 Jy ! Component: 900 - total flux cleaned = 0.00649285 Jy ! Component: 950 - total flux cleaned = 0.00653313 Jy ! Component: 1000 - total flux cleaned = 0.00653337 Jy ! Total flux subtracted in 1024 components = 0.00661163 Jy ! Clean residual min=-0.002157 max=0.002269 Jy/beam ! Clean residual mean=0.000174 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 1.72431 Jy keep ! Adding 51 model components to the UV plane model. ! The established model now contains 117 components and 1.72431 Jy ![Exited script file: muppet] wmap "J1147-3812_X_1999_12_20_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7746 x 2.303 at -10.96 degrees (North through East) ! Clean map min=-0.0039419 max=1.5492 Jy/beam ! Writing clean map to FITS file: J1147-3812_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 1.54921 invert ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000813232 device "J1147-3812_X_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-3812_X_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.15748 0.15748 0.314959 0.629919 1.25984 2.51967 5.03935 10.0787 20.1574 40.3148 80.6296 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.549 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7746 x 2.303 at -10.96 degrees (North through East) ! Clean map min=-0.0039419 max=1.5492 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-3812_X_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-3812_X_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1147-3812_X_1999_12_20_pus_uvs.log closed on Mon Dec 17 12:38:13 2007