! Started logfile: J0626+8202_X_2000_03_13_pus_uvs.log on Mon Apr 1 13:27:07 2013 obs J0626+8202_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0626+8202_X_2000_03_13_pus_uva.fits ! AN table 1: 304 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.252389 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0626+8202 ! ! 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 2382 lines of history. ! ! Reading 58312 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 J0626+8202_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 3280 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3213 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3310 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3377 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.966711Jy sigma=0.008325 ! Fit after self-cal, rms=0.857857Jy sigma=0.007469 ! 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 3.37% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Estimated beam: bmin=0.5164 mas, bmaj=0.5599 mas, bpa=-49.68 degrees ! Estimated noise=636.801 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 = 0.196783 Jy ! Component: 100 - total flux cleaned = 0.28414 Jy ! Total flux subtracted in 100 components = 0.28414 Jy ! Clean residual min=-0.018292 max=0.056933 Jy/beam ! Clean residual mean=0.000011 rms=0.004847 Jy/beam ! Combined flux in latest and established models = 0.28414 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.28414 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.566307Jy sigma=0.002285 ! Fit after self-cal, rms=0.565458Jy sigma=0.002280 ! Inverting map ! Your choice of large map pixels excluded 3.37% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Added new window around map position (-0.2, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0650223 Jy ! Component: 100 - total flux cleaned = 0.107118 Jy ! Total flux subtracted in 100 components = 0.107118 Jy ! Clean residual min=-0.011655 max=0.028520 Jy/beam ! Clean residual mean=0.000003 rms=0.003171 Jy/beam ! Combined flux in latest and established models = 0.391257 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.391257 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.548856Jy sigma=0.001748 ! Fit after self-cal, rms=0.548104Jy sigma=0.001737 ! Inverting map ! Your choice of large map pixels excluded 3.37% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.034183 Jy ! Component: 100 - total flux cleaned = 0.0578192 Jy ! Total flux subtracted in 100 components = 0.0578192 Jy ! Clean residual min=-0.008870 max=0.024069 Jy/beam ! Clean residual mean=-0.000000 rms=0.002405 Jy/beam ! Combined flux in latest and established models = 0.449077 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.449076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.542445Jy sigma=0.001517 ! Fit after self-cal, rms=0.542115Jy sigma=0.001512 ! Inverting map ! Your choice of large map pixels excluded 3.37% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Added new window around map position (-1.2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0250473 Jy ! Component: 100 - total flux cleaned = 0.042533 Jy ! Total flux subtracted in 100 components = 0.042533 Jy ! Clean residual min=-0.007202 max=0.018742 Jy/beam ! Clean residual mean=-0.000002 rms=0.001896 Jy/beam ! Combined flux in latest and established models = 0.491609 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.491609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.539382Jy sigma=0.001389 ! Fit after self-cal, rms=0.539121Jy sigma=0.001386 ! Inverting map ! Your choice of large map pixels excluded 3.37% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 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 = 0.0193608 Jy ! Component: 100 - total flux cleaned = 0.0328701 Jy ! Total flux subtracted in 100 components = 0.0328701 Jy ! Clean residual min=-0.005950 max=0.011164 Jy/beam ! Clean residual mean=-0.000004 rms=0.001505 Jy/beam ! Combined flux in latest and established models = 0.52448 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 37 components and 0.52448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.537607Jy sigma=0.001309 ! Fit after self-cal, rms=0.537428Jy sigma=0.001307 ! Inverting map ! Your choice of large map pixels excluded 3.37% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Added new window around map position (-0.2, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130571 Jy ! Component: 100 - total flux cleaned = 0.0228888 Jy ! Total flux subtracted in 100 components = 0.0228888 Jy ! Clean residual min=-0.004897 max=0.008116 Jy/beam ! Clean residual mean=-0.000005 rms=0.001275 Jy/beam ! Combined flux in latest and established models = 0.547368 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 44 components and 0.547368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.536658Jy sigma=0.001268 ! Fit after self-cal, rms=0.536587Jy sigma=0.001267 ! Inverting map ! Your choice of large map pixels excluded 3.37% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 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 3.37% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Estimated beam: bmin=0.6782 mas, bmaj=0.7074 mas, bpa=-59.95 degrees ! Estimated noise=312.343 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 = 0.0198863 Jy ! Component: 100 - total flux cleaned = 0.0323923 Jy ! Component: 150 - total flux cleaned = 0.0406282 Jy ! Component: 200 - total flux cleaned = 0.0461248 Jy ! Total flux subtracted in 200 components = 0.0461248 Jy ! Clean residual min=-0.003420 max=0.006773 Jy/beam ! Clean residual mean=-0.000075 rms=0.000904 Jy/beam ! Combined flux in latest and established models = 0.593493 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 57 components and 0.593493 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.535694Jy sigma=0.001228 ! Fit after self-cal, rms=0.535589Jy sigma=0.001227 ! Inverting map ! Your choice of large map pixels excluded 3.37% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Added new window around map position (0.4, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00592415 Jy ! Component: 100 - total flux cleaned = 0.00961314 Jy ! Component: 150 - total flux cleaned = 0.0117268 Jy ! Component: 200 - total flux cleaned = 0.0122349 Jy ! Total flux subtracted in 200 components = 0.0122349 Jy ! Clean residual min=-0.003514 max=0.003123 Jy/beam ! Clean residual mean=-0.000038 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.605728 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 0.605728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.535511Jy sigma=0.001224 ! Fit after self-cal, rms=0.535517Jy sigma=0.001223 ! Inverting map ! Your choice of large map pixels excluded 3.37% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 GC 1.03 KP 1.03 ! LA 1.02 NL 0.98 OV 1.00 PT 1.01 ! SC 1.01 WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 0.96 MK 1.01 NY 1.00* ! ON 1.00* TS 1.01 WZ 1.00* HN 0.74 ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 GC 1.02 KP 1.01 ! LA 0.98 NL 1.01 OV 0.98 PT 0.97 ! SC 1.01 WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 0.98 MK 1.04 NY 1.00* ! ON 1.00* TS 1.01 WZ 1.00* HN 0.78 ! ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 GC 1.05 KP 1.02 ! LA 0.98 NL 0.98 OV 1.00 PT 1.01 ! SC 1.04 WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 0.98 MK 1.03 NY 1.00* ! ON 1.00* TS 1.05 WZ 1.00* HN 0.74 ! ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 GC 1.05 KP 1.02 ! LA 1.00 NL 0.99 OV 1.01 PT 1.03 ! SC 1.08 WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.01 MK 1.04 NY 1.00* ! ON 1.00* TS 1.04 WZ 1.00* HN 0.74 ! ! ! Fit before self-cal, rms=0.535517Jy sigma=0.001223 ! Fit after self-cal, rms=0.414585Jy sigma=0.001217 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Estimated beam: bmin=0.6766 mas, bmaj=0.7116 mas, bpa=-51.01 degrees ! Estimated noise=315.097 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 = -8.33776e-05 Jy ! Component: 100 - total flux cleaned = 0.00017133 Jy ! Component: 150 - total flux cleaned = 0.000540488 Jy ! Component: 200 - total flux cleaned = 0.000732057 Jy ! Total flux subtracted in 200 components = 0.000732057 Jy ! Clean residual min=-0.002359 max=0.002338 Jy/beam ! Clean residual mean=-0.000010 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.60646 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 78 components and 0.60646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.414540Jy sigma=0.001216 ! Fit after self-cal, rms=0.414522Jy sigma=0.001215 ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 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=0.414522Jy sigma=0.001215 ! Fit after self-cal, rms=0.414696Jy sigma=0.001215 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Estimated beam: bmin=0.6754 mas, bmaj=0.7126 mas, bpa=-48.42 degrees ! Estimated noise=315.589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000180949 Jy ! Component: 100 - total flux cleaned = -6.43109e-05 Jy ! Component: 150 - total flux cleaned = 9.19615e-05 Jy ! Component: 200 - total flux cleaned = 0.000228085 Jy ! Total flux subtracted in 200 components = 0.000228085 Jy ! Clean residual min=-0.002163 max=0.001731 Jy/beam ! Clean residual mean=-0.000013 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.606688 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 81 components and 0.606688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.414671Jy sigma=0.001214 ! Fit after self-cal, rms=0.414668Jy sigma=0.001214 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 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 = 0.00018867 Jy ! Component: 100 - total flux cleaned = 0.00031457 Jy ! Component: 150 - total flux cleaned = 0.000314185 Jy ! Component: 200 - total flux cleaned = 0.000315352 Jy ! Total flux subtracted in 200 components = 0.000315352 Jy ! Clean residual min=-0.002125 max=0.001696 Jy/beam ! Clean residual mean=-0.000012 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.607003 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 89 components and 0.607004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.414654Jy sigma=0.001214 ! Fit after self-cal, rms=0.414650Jy sigma=0.001214 ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 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=0.414650Jy sigma=0.001214 ! Fit after self-cal, rms=0.412926Jy sigma=0.001214 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Estimated beam: bmin=0.6748 mas, bmaj=0.7134 mas, bpa=-46.37 degrees ! Estimated noise=316.112 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000117937 Jy ! Component: 100 - total flux cleaned = -3.80398e-05 Jy ! Component: 150 - total flux cleaned = -3.94048e-05 Jy ! Component: 200 - total flux cleaned = -3.90719e-05 Jy ! Total flux subtracted in 200 components = -3.90719e-05 Jy ! Clean residual min=-0.001996 max=0.001678 Jy/beam ! Clean residual mean=-0.000015 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.606964 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 92 components and 0.606965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.412910Jy sigma=0.001213 ! Fit after self-cal, rms=0.412906Jy sigma=0.001213 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 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 = 7.66647e-05 Jy ! Component: 100 - total flux cleaned = 0.000110016 Jy ! Component: 150 - total flux cleaned = 0.000110876 Jy ! Component: 200 - total flux cleaned = 0.000111123 Jy ! Total flux subtracted in 200 components = 0.000111123 Jy ! Clean residual min=-0.001973 max=0.001683 Jy/beam ! Clean residual mean=-0.000014 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.607076 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 94 components and 0.607076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.412895Jy sigma=0.001213 ! Fit after self-cal, rms=0.412892Jy sigma=0.001213 ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 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=0.412892Jy sigma=0.001213 ! Fit after self-cal, rms=0.412567Jy sigma=0.001213 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Estimated beam: bmin=2.26 mas, bmaj=3.068 mas, bpa=46.68 degrees ! Estimated noise=459.145 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.37214e-05 Jy ! Component: 100 - total flux cleaned = 0.000141047 Jy ! Component: 150 - total flux cleaned = 0.000160184 Jy ! Component: 200 - total flux cleaned = 0.000176491 Jy ! Total flux subtracted in 200 components = 0.000176491 Jy ! Clean residual min=-0.001730 max=0.001761 Jy/beam ! Clean residual mean=-0.000046 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.607252 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 97 components and 0.607252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.412564Jy sigma=0.001213 ! Fit after self-cal, rms=0.412562Jy sigma=0.001213 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 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 = -6.63373e-06 Jy ! Component: 100 - total flux cleaned = 6.64282e-06 Jy ! Component: 150 - total flux cleaned = 2.10861e-05 Jy ! Component: 200 - total flux cleaned = 3.33885e-05 Jy ! Total flux subtracted in 200 components = 3.33885e-05 Jy ! Clean residual min=-0.001731 max=0.001758 Jy/beam ! Clean residual mean=-0.000046 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.607285 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 98 components and 0.607285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.412561Jy sigma=0.001213 ! Fit after self-cal, rms=0.412559Jy sigma=0.001213 ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 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 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Estimated beam: bmin=0.6746 mas, bmaj=0.7139 mas, bpa=-45.21 degrees ! Estimated noise=316.476 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6746 x 0.7139 at -45.21 degrees (North through East) ! Clean map min=-0.0015663 max=0.28413 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Estimated beam: bmin=0.5115 mas, bmaj=0.5648 mas, bpa=-42.93 degrees ! Estimated noise=656.392 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.202993 Jy ! Component: 100 - total flux cleaned = 0.299444 Jy ! Component: 150 - total flux cleaned = 0.363818 Jy ! Component: 200 - total flux cleaned = 0.409795 Jy ! Total flux subtracted in 200 components = 0.409795 Jy ! Clean residual min=-0.009924 max=0.026045 Jy/beam ! Clean residual mean=0.000007 rms=0.002736 Jy/beam ! Combined flux in latest and established models = 0.409795 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.409795 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Estimated beam: bmin=0.6746 mas, bmaj=0.7139 mas, bpa=-45.21 degrees ! Estimated noise=316.476 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 = 0.0730331 Jy ! Component: 100 - total flux cleaned = 0.115176 Jy ! Component: 150 - total flux cleaned = 0.141603 Jy ! Component: 200 - total flux cleaned = 0.158624 Jy ! Total flux subtracted in 200 components = 0.158624 Jy ! Clean residual min=-0.003469 max=0.009414 Jy/beam ! Clean residual mean=-0.000136 rms=0.001273 Jy/beam ! Combined flux in latest and established models = 0.568419 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 52 components and 0.568419 Jy ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Added new window around map position (0.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115506 Jy ! Component: 100 - total flux cleaned = 0.0195942 Jy ! Component: 150 - total flux cleaned = 0.0252806 Jy ! Component: 200 - total flux cleaned = 0.0293387 Jy ! Total flux subtracted in 200 components = 0.0293387 Jy ! Clean residual min=-0.002233 max=0.002269 Jy/beam ! Clean residual mean=-0.000044 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.597758 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 74 components and 0.597758 Jy ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00293072 Jy ! Component: 100 - total flux cleaned = 0.00507985 Jy ! Component: 150 - total flux cleaned = 0.00667325 Jy ! Component: 200 - total flux cleaned = 0.00756579 Jy ! Total flux subtracted in 200 components = 0.00756579 Jy ! Clean residual min=-0.001957 max=0.001961 Jy/beam ! Clean residual mean=-0.000020 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.605324 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 87 components and 0.605324 Jy ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Added new window around map position (0.6, -22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146983 Jy ! Component: 100 - total flux cleaned = 0.00187596 Jy ! Component: 150 - total flux cleaned = 0.0020956 Jy ! Component: 200 - total flux cleaned = 0.00219825 Jy ! Total flux subtracted in 200 components = 0.00219825 Jy ! Clean residual min=-0.001964 max=0.001681 Jy/beam ! Clean residual mean=-0.000015 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.607522 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 101 components and 0.607522 Jy ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 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 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Estimated beam: bmin=2.26 mas, bmaj=3.068 mas, bpa=46.68 degrees ! Estimated noise=459.145 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.08697e-05 Jy ! Component: 100 - total flux cleaned = 0.000246101 Jy ! Component: 150 - total flux cleaned = 0.000357486 Jy ! Component: 200 - total flux cleaned = 0.000415449 Jy ! Total flux subtracted in 200 components = 0.000415449 Jy ! Clean residual min=-0.001668 max=0.001774 Jy/beam ! Clean residual mean=-0.000044 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.607938 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 = 6.76444e-05 Jy ! Component: 100 - total flux cleaned = 8.18932e-05 Jy ! Component: 150 - total flux cleaned = 8.15436e-05 Jy ! Component: 200 - total flux cleaned = 9.38727e-05 Jy ! Total flux subtracted in 200 components = 9.38727e-05 Jy ! Clean residual min=-0.001667 max=0.001826 Jy/beam ! Clean residual mean=-0.000043 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.608031 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 112 components and 0.608031 Jy ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! Estimated beam: bmin=0.6746 mas, bmaj=0.7139 mas, bpa=-45.21 degrees ! Estimated noise=316.476 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000376397 Jy ! Component: 100 - total flux cleaned = -0.000316381 Jy ! Component: 150 - total flux cleaned = -0.000260507 Jy ! Component: 200 - total flux cleaned = -0.000207727 Jy ! Total flux subtracted in 200 components = -0.000207727 Jy ! Clean residual min=-0.001890 max=0.001648 Jy/beam ! Clean residual mean=-0.000014 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.607824 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 117 components and 0.607824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.412548Jy sigma=0.001213 ! Fit after self-cal, rms=0.412514Jy sigma=0.001213 wmodel J0626+8202_X_2000_03_13_pus_map.mod ! Writing 117 model components to file: J0626+8202_X_2000_03_13_pus_map.mod wobs J0626+8202_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0626+8202_X_2000_03_13_pus_uvs.fits wwins J0626+8202_X_2000_03_13_pus_map.win ! wwins: Wrote 8 windows to J0626+8202_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 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000458209 Jy ! Component: 100 - total flux cleaned = -0.000855291 Jy ! Component: 150 - total flux cleaned = -0.00104569 Jy ! Component: 200 - total flux cleaned = -0.00112444 Jy ! Component: 250 - total flux cleaned = -0.00122526 Jy ! Component: 300 - total flux cleaned = -0.00122532 Jy ! Component: 350 - total flux cleaned = -0.00124977 Jy ! Component: 400 - total flux cleaned = -0.00127333 Jy ! Component: 450 - total flux cleaned = -0.00134358 Jy ! Component: 500 - total flux cleaned = -0.00138941 Jy ! Component: 550 - total flux cleaned = -0.00141204 Jy ! Component: 600 - total flux cleaned = -0.0014119 Jy ! Component: 650 - total flux cleaned = -0.00141222 Jy ! Component: 700 - total flux cleaned = -0.00139042 Jy ! Component: 750 - total flux cleaned = -0.00143422 Jy ! Component: 800 - total flux cleaned = -0.00145569 Jy ! Component: 850 - total flux cleaned = -0.00143411 Jy ! Component: 900 - total flux cleaned = -0.00151837 Jy ! Component: 950 - total flux cleaned = -0.00147641 Jy ! Component: 1000 - total flux cleaned = -0.00153861 Jy ! Component: 1050 - total flux cleaned = -0.00153829 Jy ! Component: 1100 - total flux cleaned = -0.0014976 Jy ! Component: 1150 - total flux cleaned = -0.0015379 Jy ! Component: 1200 - total flux cleaned = -0.00149762 Jy ! Component: 1250 - total flux cleaned = -0.00153743 Jy ! Component: 1300 - total flux cleaned = -0.00149779 Jy ! Component: 1350 - total flux cleaned = -0.00149811 Jy ! Component: 1400 - total flux cleaned = -0.00155668 Jy ! Component: 1450 - total flux cleaned = -0.00155658 Jy ! Component: 1500 - total flux cleaned = -0.00147945 Jy ! Component: 1550 - total flux cleaned = -0.00144151 Jy ! Component: 1600 - total flux cleaned = -0.00144146 Jy ! Component: 1650 - total flux cleaned = -0.0014227 Jy ! Component: 1700 - total flux cleaned = -0.00146007 Jy ! Component: 1750 - total flux cleaned = -0.00138571 Jy ! Component: 1800 - total flux cleaned = -0.00144114 Jy ! Component: 1850 - total flux cleaned = -0.00140426 Jy ! Component: 1900 - total flux cleaned = -0.0013859 Jy ! Component: 1950 - total flux cleaned = -0.00136781 Jy ! Component: 2000 - total flux cleaned = -0.00138592 Jy ! Total flux subtracted in 2048 components = -0.00133185 Jy ! Clean residual min=-0.001081 max=0.000981 Jy/beam ! Clean residual mean=-0.000009 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.606492 Jy keep ! Adding 165 model components to the UV plane model. ! The established model now contains 282 components and 0.606492 Jy ![Exited script file: muppet] wmap "J0626+8202_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6746 x 0.7139 at -45.21 degrees (North through East) ! Clean map min=-0.0014117 max=0.28227 Jy/beam ! Writing clean map to FITS file: J0626+8202_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 0.282272 invert ! Inverting map ! Your choice of large map pixels excluded 3.38% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! The y-axis pixel size should ideally be below 0.1556 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000315098 device "J0626+8202_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0626+8202_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.334888 0.334888 0.669775 1.33955 2.6791 5.3582 10.7164 21.4328 42.8656 85.7312 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.282 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6746 x 0.7139 at -45.21 degrees (North through East) ! Clean map min=-0.0014117 max=0.28227 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0626+8202_X_2000_03_13_pus_uvs.log closed on Mon Apr 1 13:27:23 2013