! Started logfile: J0231+1322_X_2000_03_13_pus_uvs.log on Wed Apr 3 15:37:08 2013 obs J0231+1322_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0231+1322_X_2000_03_13_pus_uva.fits ! AN table 1: 20 integrations on 190 of 190 possible baselines. ! AN table 2: 251 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0326277 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0231+1322 ! ! 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 2386 lines of history. ! ! Reading 6720 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0231+1322_X_2000_03_13_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 = 512x512 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 212 telescope corrections were flagged in sub-array 1. ! A total of 4346 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 212 telescope corrections were flagged in sub-array 1. ! A total of 4338 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 212 telescope corrections were flagged in sub-array 1. ! A total of 4336 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 212 telescope corrections were flagged in sub-array 1. ! A total of 4346 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.642284Jy sigma=0.006927 ! Fit after self-cal, rms=0.273629Jy sigma=0.003388 ! 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 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.5605 mas, bmaj=1.411 mas, bpa=-5.748 degrees ! Estimated noise=1576.48 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 = 0.583698 Jy ! Component: 100 - total flux cleaned = 0.779269 Jy ! Total flux subtracted in 100 components = 0.779269 Jy ! Clean residual min=-0.032677 max=0.086939 Jy/beam ! Clean residual mean=-0.000370 rms=0.010466 Jy/beam ! Combined flux in latest and established models = 0.779269 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.779269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251451Jy sigma=0.003153 ! Fit after self-cal, rms=0.250552Jy sigma=0.003145 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0980909 Jy ! Component: 100 - total flux cleaned = 0.152227 Jy ! Total flux subtracted in 100 components = 0.152227 Jy ! Clean residual min=-0.017465 max=0.034273 Jy/beam ! Clean residual mean=-0.000169 rms=0.004995 Jy/beam ! Combined flux in latest and established models = 0.931496 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.931496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155192Jy sigma=0.001799 ! Fit after self-cal, rms=0.154810Jy sigma=0.001796 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Added new window around map position (0.6, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0372656 Jy ! Component: 100 - total flux cleaned = 0.0610664 Jy ! Total flux subtracted in 100 components = 0.0610664 Jy ! Clean residual min=-0.012642 max=0.021784 Jy/beam ! Clean residual mean=-0.000094 rms=0.003465 Jy/beam ! Combined flux in latest and established models = 0.992562 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 21 components and 0.992562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131556Jy sigma=0.001432 ! Fit after self-cal, rms=0.130869Jy sigma=0.001424 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.8496 mas, bmaj=2.308 mas, bpa=-5.639 degrees ! Estimated noise=740.339 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 = 0.0412352 Jy ! Component: 100 - total flux cleaned = 0.0585794 Jy ! Component: 150 - total flux cleaned = 0.066398 Jy ! Component: 200 - total flux cleaned = 0.0699278 Jy ! Total flux subtracted in 200 components = 0.0699278 Jy ! Clean residual min=-0.011635 max=0.011463 Jy/beam ! Clean residual mean=-0.000066 rms=0.003693 Jy/beam ! Combined flux in latest and established models = 1.06249 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 46 components and 1.06249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120651Jy sigma=0.001247 ! Fit after self-cal, rms=0.120529Jy sigma=0.001246 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 0.95 FD 0.97 GC 1.01 KP 1.04 ! LA 1.01 NL 1.09 OV 0.98 PT 1.00 ! SC 1.00* WF 1.00* HH 1.00* KK 0.99 ! MA 1.00* MC 1.00* MK 1.00 NY 1.00* ! ON 1.00* TS 0.98 WZ 1.00* HN 1.00* ! ! A total of 567 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* KP 1.03 ! LA 1.01 NL 1.00* OV 1.00* PT 1.02 ! SC 1.00* WF 1.00* HH 1.00* KK 1.03 ! MA 1.00* MC 1.00* MK 0.96 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 GC 1.00 KP 1.01 ! LA 0.97 NL 1.12 OV 0.95 PT 0.96 ! SC 1.00* WF 1.00* HH 1.00* KK 0.99 ! MA 1.00* MC 1.00* MK 1.03 NY 1.00* ! ON 1.00* TS 1.01 WZ 1.00* HN 1.00* ! ! A total of 567 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* KP 1.01 ! LA 0.96 NL 1.00* OV 1.00* PT 0.97 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00 ! MA 1.00* MC 1.00* MK 1.00 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 GC 1.00 KP 1.02 ! LA 0.97 NL 1.07 OV 0.98 PT 1.00 ! SC 1.00* WF 1.00* HH 1.00* KK 0.98 ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.01 WZ 1.00* HN 1.00* ! ! A total of 567 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* KP 1.02 ! LA 0.97 NL 1.00* OV 1.00* PT 1.01 ! SC 1.00* WF 1.00* HH 1.00* KK 1.02 ! MA 1.00* MC 1.00* MK 0.97 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.37 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 GC 1.02 KP 1.00 ! LA 1.00 NL 1.08 OV 0.97 PT 1.01 ! SC 1.00* WF 1.00* HH 1.00* KK 0.98 ! MA 1.00* MC 1.00* MK 1.02 NY 1.00* ! ON 1.00* TS 1.03 WZ 1.00* HN 1.00* ! ! A total of 567 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* KP 1.00 ! LA 0.99 NL 1.00* OV 1.00* PT 1.02 ! SC 1.00* WF 1.00* HH 1.00* KK 1.06 ! MA 1.00* MC 1.00* MK 0.99 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! ! Fit before self-cal, rms=0.120529Jy sigma=0.001246 ! Fit after self-cal, rms=0.136480Jy sigma=0.001200 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.6493 mas, bmaj=1.787 mas, bpa=-5.275 degrees ! Estimated noise=1025 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 (3, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00562872 Jy ! Component: 100 - total flux cleaned = 0.00580756 Jy ! Component: 150 - total flux cleaned = 0.00542798 Jy ! Component: 200 - total flux cleaned = 0.00501471 Jy ! Total flux subtracted in 200 components = 0.00501471 Jy ! Clean residual min=-0.005176 max=0.005622 Jy/beam ! Clean residual mean=-0.000088 rms=0.001399 Jy/beam ! Combined flux in latest and established models = 1.0675 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 61 components and 1.06751 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135993Jy sigma=0.001194 ! Fit after self-cal, rms=0.135951Jy sigma=0.001193 ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 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=0.135951Jy sigma=0.001193 ! Fit after self-cal, rms=0.135592Jy sigma=0.001193 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.6491 mas, bmaj=1.787 mas, bpa=-5.267 degrees ! Estimated noise=1023.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164104 Jy ! Component: 100 - total flux cleaned = 0.00175454 Jy ! Component: 150 - total flux cleaned = 0.00157799 Jy ! Component: 200 - total flux cleaned = 0.00134739 Jy ! Total flux subtracted in 200 components = 0.00134739 Jy ! Clean residual min=-0.004744 max=0.005391 Jy/beam ! Clean residual mean=-0.000080 rms=0.001309 Jy/beam ! Combined flux in latest and established models = 1.06885 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 68 components and 1.06885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135449Jy sigma=0.001191 ! Fit after self-cal, rms=0.135415Jy sigma=0.001191 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 = 0.000982356 Jy ! Component: 100 - total flux cleaned = 0.00098784 Jy ! Component: 150 - total flux cleaned = 0.000923529 Jy ! Component: 200 - total flux cleaned = 0.000861453 Jy ! Total flux subtracted in 200 components = 0.000861453 Jy ! Clean residual min=-0.004818 max=0.005398 Jy/beam ! Clean residual mean=-0.000075 rms=0.001279 Jy/beam ! Combined flux in latest and established models = 1.06971 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 73 components and 1.06971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135350Jy sigma=0.001190 ! Fit after self-cal, rms=0.135334Jy sigma=0.001190 ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 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=0.135334Jy sigma=0.001190 ! Fit after self-cal, rms=0.135239Jy sigma=0.001190 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.6497 mas, bmaj=1.788 mas, bpa=-5.274 degrees ! Estimated noise=1023.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.98129e-05 Jy ! Component: 100 - total flux cleaned = 0.000162407 Jy ! Component: 150 - total flux cleaned = 0.000107018 Jy ! Component: 200 - total flux cleaned = 5.0777e-05 Jy ! Total flux subtracted in 200 components = 5.0777e-05 Jy ! Clean residual min=-0.004567 max=0.005095 Jy/beam ! Clean residual mean=-0.000079 rms=0.001241 Jy/beam ! Combined flux in latest and established models = 1.06976 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 1.06976 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135179Jy sigma=0.001189 ! Fit after self-cal, rms=0.135161Jy sigma=0.001189 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 = 0.000538438 Jy ! Component: 100 - total flux cleaned = 0.00054096 Jy ! Component: 150 - total flux cleaned = 0.000491711 Jy ! Component: 200 - total flux cleaned = 0.000444041 Jy ! Total flux subtracted in 200 components = 0.000444041 Jy ! Clean residual min=-0.004528 max=0.005092 Jy/beam ! Clean residual mean=-0.000076 rms=0.001227 Jy/beam ! Combined flux in latest and established models = 1.07021 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 1.07021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135127Jy sigma=0.001188 ! Fit after self-cal, rms=0.135119Jy sigma=0.001188 ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 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=0.135119Jy sigma=0.001188 ! Fit after self-cal, rms=0.135074Jy sigma=0.001188 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=3.237 mas, bmaj=3.659 mas, bpa=12.87 degrees ! Estimated noise=1400.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000341458 Jy ! Component: 100 - total flux cleaned = 0.000298075 Jy ! Component: 150 - total flux cleaned = 0.000297069 Jy ! Component: 200 - total flux cleaned = 0.000251659 Jy ! Total flux subtracted in 200 components = 0.000251659 Jy ! Clean residual min=-0.005526 max=0.006829 Jy/beam ! Clean residual mean=-0.000180 rms=0.001936 Jy/beam ! Combined flux in latest and established models = 1.07046 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 88 components and 1.07046 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135059Jy sigma=0.001188 ! Fit after self-cal, rms=0.135042Jy sigma=0.001188 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 = 0.000248777 Jy ! Component: 100 - total flux cleaned = 0.000311819 Jy ! Component: 150 - total flux cleaned = 0.000337822 Jy ! Component: 200 - total flux cleaned = 0.000314323 Jy ! Total flux subtracted in 200 components = 0.000314323 Jy ! Clean residual min=-0.005578 max=0.006924 Jy/beam ! Clean residual mean=-0.000177 rms=0.001936 Jy/beam ! Combined flux in latest and established models = 1.07077 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 90 components and 1.07077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135030Jy sigma=0.001188 ! Fit after self-cal, rms=0.135028Jy sigma=0.001188 ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.6502 mas, bmaj=1.788 mas, bpa=-5.285 degrees ! Estimated noise=1023.36 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6502 x 1.788 at -5.285 degrees (North through East) ! Clean map min=-0.0041862 max=0.77774 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=0.135028Jy sigma=0.001188 ! Fit after self-cal, rms=0.152450Jy sigma=0.001082 ! Inverting map and beam ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.6507 mas, bmaj=1.788 mas, bpa=-5.296 degrees ! Estimated noise=1023.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000125743 Jy ! Component: 100 - total flux cleaned = 0.000225471 Jy ! Component: 150 - total flux cleaned = 0.000271896 Jy ! Component: 200 - total flux cleaned = 0.000229751 Jy ! Total flux subtracted in 200 components = 0.000229751 Jy ! Clean residual min=-0.004268 max=0.004895 Jy/beam ! Clean residual mean=-0.000072 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 1.071 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 101 components and 1.071 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152417Jy sigma=0.001082 ! Fit after self-cal, rms=0.152413Jy sigma=0.001082 ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000287906 Jy ! Component: 100 - total flux cleaned = 0.000249158 Jy ! Component: 150 - total flux cleaned = 0.000249669 Jy ! Component: 200 - total flux cleaned = 0.00021282 Jy ! Total flux subtracted in 200 components = 0.00021282 Jy ! Clean residual min=-0.004272 max=0.004917 Jy/beam ! Clean residual mean=-0.000071 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 1.07122 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 105 components and 1.07122 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152397Jy sigma=0.001081 ! Fit after self-cal, rms=0.152394Jy sigma=0.001081 ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152394Jy sigma=0.001081 ! Fit after self-cal, rms=0.152326Jy sigma=0.001081 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 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.5616 mas, bmaj=1.414 mas, bpa=-5.684 degrees ! Estimated noise=1590.52 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.587522 Jy ! Component: 100 - total flux cleaned = 0.788225 Jy ! Component: 150 - total flux cleaned = 0.883303 Jy ! Component: 200 - total flux cleaned = 0.937721 Jy ! Total flux subtracted in 200 components = 0.937721 Jy ! Clean residual min=-0.013499 max=0.029008 Jy/beam ! Clean residual mean=-0.000192 rms=0.004227 Jy/beam ! Combined flux in latest and established models = 0.937721 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.937721 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.6511 mas, bmaj=1.788 mas, bpa=-5.308 degrees ! Estimated noise=1023.5 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 = 0.0550305 Jy ! Component: 100 - total flux cleaned = 0.0826075 Jy ! Component: 150 - total flux cleaned = 0.0992458 Jy ! Component: 200 - total flux cleaned = 0.109973 Jy ! Total flux subtracted in 200 components = 0.109973 Jy ! Clean residual min=-0.005332 max=0.007000 Jy/beam ! Clean residual mean=-0.000177 rms=0.001765 Jy/beam ! Combined flux in latest and established models = 1.04769 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 55 components and 1.04769 Jy ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 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 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=3.236 mas, bmaj=3.657 mas, bpa=12.78 degrees ! Estimated noise=1400.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120409 Jy ! Component: 100 - total flux cleaned = 0.0177081 Jy ! Component: 150 - total flux cleaned = 0.0205982 Jy ! Component: 200 - total flux cleaned = 0.0211865 Jy ! Total flux subtracted in 200 components = 0.0211865 Jy ! Clean residual min=-0.005346 max=0.006670 Jy/beam ! Clean residual mean=-0.000209 rms=0.001965 Jy/beam ! Combined flux in latest and established models = 1.06888 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 = 0.000124041 Jy ! Component: 100 - total flux cleaned = 0.000298987 Jy ! Component: 150 - total flux cleaned = 0.000460957 Jy ! Component: 200 - total flux cleaned = 0.000564666 Jy ! Total flux subtracted in 200 components = 0.000564666 Jy ! Clean residual min=-0.005279 max=0.006436 Jy/beam ! Clean residual mean=-0.000200 rms=0.001924 Jy/beam ! Combined flux in latest and established models = 1.06945 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 79 components and 1.06945 Jy ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! Estimated beam: bmin=0.6511 mas, bmaj=1.788 mas, bpa=-5.308 degrees ! Estimated noise=1023.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000330525 Jy ! Component: 100 - total flux cleaned = -9.85766e-05 Jy ! Component: 150 - total flux cleaned = 9.76305e-05 Jy ! Component: 200 - total flux cleaned = 9.84205e-05 Jy ! Total flux subtracted in 200 components = 9.84205e-05 Jy ! Clean residual min=-0.004198 max=0.004821 Jy/beam ! Clean residual mean=-0.000085 rms=0.001208 Jy/beam ! Combined flux in latest and established models = 1.06954 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 90 components and 1.06954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152393Jy sigma=0.001083 ! Fit after self-cal, rms=0.152383Jy sigma=0.001083 wmodel J0231+1322_X_2000_03_13_pus_map.mod ! Writing 90 model components to file: J0231+1322_X_2000_03_13_pus_map.mod wobs J0231+1322_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0231+1322_X_2000_03_13_pus_uvs.fits wwins J0231+1322_X_2000_03_13_pus_map.win ! wwins: Wrote 3 windows to J0231+1322_X_2000_03_13_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 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127364 Jy ! Component: 100 - total flux cleaned = 0.00172545 Jy ! Component: 150 - total flux cleaned = 0.00201069 Jy ! Component: 200 - total flux cleaned = 0.00207808 Jy ! Component: 250 - total flux cleaned = 0.00207538 Jy ! Component: 300 - total flux cleaned = 0.00195029 Jy ! Component: 350 - total flux cleaned = 0.00183128 Jy ! Component: 400 - total flux cleaned = 0.00165675 Jy ! Component: 450 - total flux cleaned = 0.00131991 Jy ! Component: 500 - total flux cleaned = 0.00110132 Jy ! Component: 550 - total flux cleaned = 0.00083466 Jy ! Component: 600 - total flux cleaned = 0.000627209 Jy ! Component: 650 - total flux cleaned = 0.000424139 Jy ! Component: 700 - total flux cleaned = 0.00042474 Jy ! Component: 750 - total flux cleaned = 0.000277424 Jy ! Component: 800 - total flux cleaned = 0.000133722 Jy ! Component: 850 - total flux cleaned = 4.04431e-05 Jy ! Component: 900 - total flux cleaned = -6.31915e-06 Jy ! Component: 950 - total flux cleaned = -0.000186317 Jy ! Component: 1000 - total flux cleaned = -0.000493238 Jy ! Component: 1050 - total flux cleaned = -0.000579411 Jy ! Component: 1100 - total flux cleaned = -0.000876766 Jy ! Component: 1150 - total flux cleaned = -0.00120936 Jy ! Component: 1200 - total flux cleaned = -0.00141434 Jy ! Component: 1250 - total flux cleaned = -0.00165676 Jy ! Component: 1300 - total flux cleaned = -0.00197418 Jy ! Component: 1350 - total flux cleaned = -0.00216828 Jy ! Component: 1400 - total flux cleaned = -0.00232299 Jy ! Component: 1450 - total flux cleaned = -0.00266458 Jy ! Component: 1500 - total flux cleaned = -0.00281434 Jy ! Component: 1550 - total flux cleaned = -0.00310983 Jy ! Component: 1600 - total flux cleaned = -0.00325618 Jy ! Component: 1650 - total flux cleaned = -0.00361618 Jy ! Component: 1700 - total flux cleaned = -0.00390069 Jy ! Component: 1750 - total flux cleaned = -0.00418142 Jy ! Component: 1800 - total flux cleaned = -0.00435477 Jy ! Component: 1850 - total flux cleaned = -0.00466267 Jy ! Component: 1900 - total flux cleaned = -0.00496703 Jy ! Component: 1950 - total flux cleaned = -0.00516777 Jy ! Component: 2000 - total flux cleaned = -0.00549861 Jy ! Total flux subtracted in 2048 components = -0.00572706 Jy ! Clean residual min=-0.001654 max=0.001623 Jy/beam ! Clean residual mean=-0.000039 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 1.06382 Jy keep ! Adding 138 model components to the UV plane model. ! The established model now contains 228 components and 1.06382 Jy ![Exited script file: muppet] wmap "J0231+1322_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6511 x 1.788 at -5.308 degrees (North through East) ! Clean map min=-0.0050318 max=0.77522 Jy/beam ! Writing clean map to FITS file: J0231+1322_X_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.775223 invert ! Inverting map ! Your choice of large map pixels excluded 2.66% of the data. ! The x-axis pixel size should ideally be below 0.1909 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000596494 device "J0231+1322_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0231+1322_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.230834 0.230834 0.461669 0.923338 1.84668 3.69335 7.3867 14.7734 29.5468 59.0936 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.775 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6511 x 1.788 at -5.308 degrees (North through East) ! Clean map min=-0.0050318 max=0.77522 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0231+1322_X_2000_03_13_pus_uvs.log closed on Wed Apr 3 15:37:16 2013