! Started logfile: J2225-0457_X_1999_03_08_pus_uvs.log on Thu Jan 3 18:45:41 2008 obs J2225-0457_X_1999_03_08_pus_uva.fits ! Reading UV FITS file: J2225-0457_X_1999_03_08_pus_uva.fits ! AN table 1: Unused. ! AN table 2: 70 integrations on 190 of 190 possible baselines. ! AN table 3: Unused. ! AN table 4: 169 integrations on 190 of 190 possible baselines. ! AN table 5: Unused. ! AN table 6: Unused. ! Apparent sampling: 0.0526976 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2225-0457 ! ! 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 2585 lines of history. ! ! Reading 9572 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 J2225-0457_X_1999_03_08_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 1128 telescope corrections were flagged in sub-array 1. ! A total of 2891 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1128 telescope corrections were flagged in sub-array 1. ! A total of 2923 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1128 telescope corrections were flagged in sub-array 1. ! A total of 3001 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1128 telescope corrections were flagged in sub-array 1. ! A total of 2808 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.963228Jy sigma=0.015277 ! Fit after self-cal, rms=1.151833Jy sigma=0.010153 ! 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 0.389% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Estimated beam: bmin=0.5055 mas, bmaj=1.444 mas, bpa=-11.07 degrees ! Estimated noise=2623.82 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 = 1.36307 Jy ! Component: 100 - total flux cleaned = 1.75628 Jy ! Total flux subtracted in 100 components = 1.75628 Jy ! Clean residual min=-0.152940 max=0.240130 Jy/beam ! Clean residual mean=0.004517 rms=0.053518 Jy/beam ! Combined flux in latest and established models = 1.75628 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.75628 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.762148Jy sigma=0.006127 ! Fit after self-cal, rms=0.761927Jy sigma=0.006126 ! Inverting map ! Your choice of large map pixels excluded 0.389% of the data. ! The x-axis pixel size should ideally be below 0.1977 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 0.389% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Estimated beam: bmin=0.5937 mas, bmaj=1.755 mas, bpa=-8.012 degrees ! Estimated noise=1164.34 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 = 0.308067 Jy ! Component: 100 - total flux cleaned = 0.451667 Jy ! Component: 150 - total flux cleaned = 0.521476 Jy ! Component: 200 - total flux cleaned = 0.525168 Jy ! Total flux subtracted in 200 components = 0.525168 Jy ! Clean residual min=-0.151324 max=0.194563 Jy/beam ! Clean residual mean=0.006899 rms=0.049723 Jy/beam ! Combined flux in latest and established models = 2.28145 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 2.28145 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.677790Jy sigma=0.004754 ! Fit after self-cal, rms=0.677293Jy sigma=0.004751 ! Inverting map ! Your choice of large map pixels excluded 0.389% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.90 GC 1.11 GG 1.00* ! HN 1.00* KP 0.97 LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 0.88 MC 1.00* ! MK 0.98 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 3.48 FD 1.01 GC 1.00* GG 1.00* ! HN 1.04 KP 1.00* LA 1.00* NL 1.27 ! OV 1.00* PT 1.00* SC 0.94 WF 0.88 ! GN 2.82 HH 0.83 KK 1.00* MC 0.99 ! MK 1.00* NY 1.00* ON 1.09 WZ 0.87 ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.90 GC 1.11 GG 1.00* ! HN 1.00* KP 0.97 LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 0.89 MC 1.00* ! MK 0.98 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 3.36 FD 1.00 GC 1.00* GG 1.00* ! HN 1.06 KP 1.00* LA 1.00* NL 1.26 ! OV 1.00* PT 1.00* SC 0.93 WF 0.95 ! GN 0.93 HH 0.82 KK 1.00* MC 0.99 ! MK 1.00* NY 1.00* ON 1.10 WZ 0.85 ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.89 GC 1.07 GG 1.00* ! HN 1.00* KP 0.97 LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 0.88 MC 1.00* ! MK 0.96 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 135 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 3.52 FD 1.01 GC 1.00* GG 1.00* ! HN 0.98 KP 1.00* LA 1.00* NL 1.30 ! OV 1.00* PT 1.00* SC 0.94 WF 0.89 ! GN 0.92 HH 0.94 KK 1.00* MC 0.96 ! MK 1.00* NY 1.00* ON 1.03 WZ 0.94 ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.88 GC 1.09 GG 1.00* ! HN 1.00* KP 0.97 LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 0.87 MC 1.00* ! MK 0.96 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 2.81 FD 0.95 GC 1.00* GG 1.00* ! HN 0.99 KP 1.00* LA 1.00* NL 1.26 ! OV 1.00* PT 1.00* SC 0.95 WF 0.90 ! GN 0.90 HH 1.00 KK 1.00* MC 1.00 ! MK 1.00* NY 1.00* ON 1.09 WZ 0.84 ! ! ! Fit before self-cal, rms=0.677293Jy sigma=0.004751 ! Fit after self-cal, rms=0.685580Jy sigma=0.002301 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Estimated beam: bmin=0.5947 mas, bmaj=2.237 mas, bpa=-9.152 degrees ! Estimated noise=1183.94 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 = 0.0160682 Jy ! Component: 100 - total flux cleaned = 0.017612 Jy ! Component: 150 - total flux cleaned = 0.0188984 Jy ! Component: 200 - total flux cleaned = 0.0210452 Jy ! Total flux subtracted in 200 components = 0.0210452 Jy ! Clean residual min=-0.051439 max=0.050307 Jy/beam ! Clean residual mean=0.000677 rms=0.016186 Jy/beam ! Combined flux in latest and established models = 2.30249 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 2.30249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.680484Jy sigma=0.002176 ! Fit after self-cal, rms=0.683107Jy sigma=0.002172 ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 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=0.683107Jy sigma=0.002172 ! Fit after self-cal, rms=0.674527Jy sigma=0.001964 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Estimated beam: bmin=0.5931 mas, bmaj=2.222 mas, bpa=-9.192 degrees ! Estimated noise=1176.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00410656 Jy ! Component: 100 - total flux cleaned = 0.00503349 Jy ! Component: 150 - total flux cleaned = 0.00579447 Jy ! Component: 200 - total flux cleaned = 0.00711909 Jy ! Total flux subtracted in 200 components = 0.00711909 Jy ! Clean residual min=-0.042933 max=0.041171 Jy/beam ! Clean residual mean=0.000978 rms=0.011339 Jy/beam ! Combined flux in latest and established models = 2.30961 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 23 components and 2.30961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.672579Jy sigma=0.001909 ! Fit after self-cal, rms=0.672768Jy sigma=0.001908 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 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 = -0.00025422 Jy ! Component: 100 - total flux cleaned = -0.000257249 Jy ! Component: 150 - total flux cleaned = -0.00127681 Jy ! Component: 200 - total flux cleaned = -0.00175501 Jy ! Total flux subtracted in 200 components = -0.00175501 Jy ! Clean residual min=-0.041535 max=0.040480 Jy/beam ! Clean residual mean=0.001001 rms=0.011090 Jy/beam ! Combined flux in latest and established models = 2.30786 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 25 components and 2.30786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.672145Jy sigma=0.001890 ! Fit after self-cal, rms=0.672126Jy sigma=0.001889 ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 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=0.672126Jy sigma=0.001889 ! Fit after self-cal, rms=0.673088Jy sigma=0.001876 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Estimated beam: bmin=0.593 mas, bmaj=2.202 mas, bpa=-9.261 degrees ! Estimated noise=1173.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00442048 Jy ! Component: 100 - total flux cleaned = -0.00385649 Jy ! Component: 150 - total flux cleaned = -0.00383305 Jy ! Component: 200 - total flux cleaned = -0.00426665 Jy ! Total flux subtracted in 200 components = -0.00426665 Jy ! Clean residual min=-0.038604 max=0.037917 Jy/beam ! Clean residual mean=0.001540 rms=0.010155 Jy/beam ! Combined flux in latest and established models = 2.30359 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 25 components and 2.30359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.672424Jy sigma=0.001854 ! Fit after self-cal, rms=0.672430Jy sigma=0.001854 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 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 = -0.000641978 Jy ! Component: 100 - total flux cleaned = -0.000646946 Jy ! Component: 150 - total flux cleaned = -0.00101247 Jy ! Component: 200 - total flux cleaned = -0.00137118 Jy ! Total flux subtracted in 200 components = -0.00137118 Jy ! Clean residual min=-0.037487 max=0.038056 Jy/beam ! Clean residual mean=0.001558 rms=0.009964 Jy/beam ! Combined flux in latest and established models = 2.30222 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 2.30222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.672133Jy sigma=0.001844 ! Fit after self-cal, rms=0.672136Jy sigma=0.001844 ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 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=0.672136Jy sigma=0.001844 ! Fit after self-cal, rms=0.672766Jy sigma=0.001840 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Estimated beam: bmin=2.608 mas, bmaj=3.811 mas, bpa=5.379 degrees ! Estimated noise=1881.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0180774 Jy ! Component: 100 - total flux cleaned = -0.0180413 Jy ! Component: 150 - total flux cleaned = -0.0180512 Jy ! Component: 200 - total flux cleaned = -0.0184495 Jy ! Total flux subtracted in 200 components = -0.0184495 Jy ! Clean residual min=-0.038641 max=0.056008 Jy/beam ! Clean residual mean=0.006346 rms=0.016835 Jy/beam ! Combined flux in latest and established models = 2.28377 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 26 components and 2.28377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.673188Jy sigma=0.001870 ! Fit after self-cal, rms=0.672354Jy sigma=0.001837 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 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 = -0.00352279 Jy ! Component: 100 - total flux cleaned = -0.0035328 Jy ! Component: 150 - total flux cleaned = -0.00355077 Jy ! Component: 200 - total flux cleaned = -0.00386395 Jy ! Total flux subtracted in 200 components = -0.00386395 Jy ! Clean residual min=-0.039790 max=0.056664 Jy/beam ! Clean residual mean=0.006529 rms=0.016934 Jy/beam ! Combined flux in latest and established models = 2.2799 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 27 components and 2.2799 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.672971Jy sigma=0.001871 ! Fit after self-cal, rms=0.672445Jy sigma=0.001850 ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 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 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Estimated beam: bmin=0.593 mas, bmaj=2.187 mas, bpa=-9.299 degrees ! Estimated noise=1171.76 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.593 x 2.187 at -9.299 degrees (North through East) ! Clean map min=-0.033413 max=1.9032 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=0.672445Jy sigma=0.001850 ! Fit after self-cal, rms=0.860083Jy sigma=0.001266 ! Inverting map and beam ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Estimated beam: bmin=0.5924 mas, bmaj=2.21 mas, bpa=-9.291 degrees ! Estimated noise=1163.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00964232 Jy ! Component: 100 - total flux cleaned = -0.0103424 Jy ! Component: 150 - total flux cleaned = -0.0105413 Jy ! Component: 200 - total flux cleaned = -0.0105352 Jy ! Total flux subtracted in 200 components = -0.0105352 Jy ! Clean residual min=-0.031392 max=0.033198 Jy/beam ! Clean residual mean=0.001463 rms=0.008065 Jy/beam ! Combined flux in latest and established models = 2.26937 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 2.26937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.859829Jy sigma=0.001255 ! Fit after self-cal, rms=0.859846Jy sigma=0.001255 ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000639023 Jy ! Component: 100 - total flux cleaned = -0.000636198 Jy ! Component: 150 - total flux cleaned = -0.000634796 Jy ! Component: 200 - total flux cleaned = -0.000635924 Jy ! Total flux subtracted in 200 components = -0.000635924 Jy ! Clean residual min=-0.031109 max=0.032680 Jy/beam ! Clean residual mean=0.001474 rms=0.007986 Jy/beam ! Combined flux in latest and established models = 2.26873 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 29 components and 2.26873 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.859757Jy sigma=0.001251 ! Fit after self-cal, rms=0.859755Jy sigma=0.001251 ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.859755Jy sigma=0.001251 ! Fit after self-cal, rms=0.858686Jy sigma=0.001250 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 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Estimated beam: bmin=0.5043 mas, bmaj=1.359 mas, bpa=-12.96 degrees ! Estimated noise=2709.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.37896 Jy ! Component: 100 - total flux cleaned = 1.77403 Jy ! Component: 150 - total flux cleaned = 1.9798 Jy ! Component: 200 - total flux cleaned = 2.09985 Jy ! Total flux subtracted in 200 components = 2.09985 Jy ! Clean residual min=-0.035806 max=0.062456 Jy/beam ! Clean residual mean=0.001142 rms=0.011828 Jy/beam ! Combined flux in latest and established models = 2.09985 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 2.09985 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Estimated beam: bmin=0.5927 mas, bmaj=2.206 mas, bpa=-9.291 degrees ! Estimated noise=1163.61 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 = 0.0905105 Jy ! Component: 100 - total flux cleaned = 0.134471 Jy ! Component: 150 - total flux cleaned = 0.157858 Jy ! Component: 200 - total flux cleaned = 0.169744 Jy ! Total flux subtracted in 200 components = 0.169744 Jy ! Clean residual min=-0.033837 max=0.032171 Jy/beam ! Clean residual mean=0.001344 rms=0.008490 Jy/beam ! Combined flux in latest and established models = 2.2696 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 2.2696 Jy ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 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 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Estimated beam: bmin=2.608 mas, bmaj=3.831 mas, bpa=4.918 degrees ! Estimated noise=1869.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0100525 Jy ! Component: 100 - total flux cleaned = -0.0100082 Jy ! Component: 150 - total flux cleaned = -0.00997686 Jy ! Component: 200 - total flux cleaned = -0.00995557 Jy ! Total flux subtracted in 200 components = -0.00995557 Jy ! Clean residual min=-0.034599 max=0.048887 Jy/beam ! Clean residual mean=0.004719 rms=0.014544 Jy/beam ! Combined flux in latest and established models = 2.25964 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 = -0.000301118 Jy ! Component: 100 - total flux cleaned = -0.000830032 Jy ! Component: 150 - total flux cleaned = -0.00106715 Jy ! Component: 200 - total flux cleaned = -0.00148883 Jy ! Total flux subtracted in 200 components = -0.00148883 Jy ! Clean residual min=-0.032971 max=0.047281 Jy/beam ! Clean residual mean=0.004799 rms=0.013833 Jy/beam ! Combined flux in latest and established models = 2.25815 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 19 components and 2.25815 Jy ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! Estimated beam: bmin=0.5927 mas, bmaj=2.206 mas, bpa=-9.291 degrees ! Estimated noise=1163.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111987 Jy ! Component: 100 - total flux cleaned = 0.0121511 Jy ! Component: 150 - total flux cleaned = 0.0117986 Jy ! Component: 200 - total flux cleaned = 0.0106418 Jy ! Total flux subtracted in 200 components = 0.0106418 Jy ! Clean residual min=-0.030415 max=0.032701 Jy/beam ! Clean residual mean=0.001352 rms=0.008072 Jy/beam ! Combined flux in latest and established models = 2.2688 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 23 components and 2.2688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.858154Jy sigma=0.001243 ! Fit after self-cal, rms=0.858089Jy sigma=0.001239 wmodel J2225-0457_X_1999_03_08_pus_map.mod ! Writing 23 model components to file: J2225-0457_X_1999_03_08_pus_map.mod wobs J2225-0457_X_1999_03_08_pus_uvs.fits ! Writing UV FITS file: J2225-0457_X_1999_03_08_pus_uvs.fits wwins J2225-0457_X_1999_03_08_pus_map.win ! wwins: Wrote 1 windows to J2225-0457_X_1999_03_08_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 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128704 Jy ! Component: 100 - total flux cleaned = 0.00220628 Jy ! Component: 150 - total flux cleaned = 0.00446175 Jy ! Component: 200 - total flux cleaned = 0.00581262 Jy ! Component: 250 - total flux cleaned = 0.00733896 Jy ! Component: 300 - total flux cleaned = 0.00934348 Jy ! Component: 350 - total flux cleaned = 0.01176 Jy ! Component: 400 - total flux cleaned = 0.0140415 Jy ! Component: 450 - total flux cleaned = 0.0159635 Jy ! Component: 500 - total flux cleaned = 0.0182769 Jy ! Component: 550 - total flux cleaned = 0.0213935 Jy ! Component: 600 - total flux cleaned = 0.0241772 Jy ! Component: 650 - total flux cleaned = 0.0262433 Jy ! Component: 700 - total flux cleaned = 0.0282458 Jy ! Component: 750 - total flux cleaned = 0.0301868 Jy ! Component: 800 - total flux cleaned = 0.0322624 Jy ! Component: 850 - total flux cleaned = 0.0341073 Jy ! Component: 900 - total flux cleaned = 0.0359109 Jy ! Component: 950 - total flux cleaned = 0.0376757 Jy ! Component: 1000 - total flux cleaned = 0.0395733 Jy ! Total flux subtracted in 1024 components = 0.0402528 Jy ! Clean residual min=-0.008417 max=0.009076 Jy/beam ! Clean residual mean=0.000788 rms=0.003315 Jy/beam ! Combined flux in latest and established models = 2.30905 Jy keep ! Adding 69 model components to the UV plane model. ! The established model now contains 92 components and 2.30905 Jy ![Exited script file: muppet] wmap "J2225-0457_X_1999_03_08_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5927 x 2.206 at -9.291 degrees (North through East) ! Clean map min=-0.015687 max=1.8915 Jy/beam ! Writing clean map to FITS file: J2225-0457_X_1999_03_08_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.89147 invert ! Inverting map ! Your choice of large map pixels excluded 0.421% of the data. ! The x-axis pixel size should ideally be below 0.1977 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00332889 device "J2225-0457_X_1999_03_08_pus\_map.eps/VPS" ! Attempting to open device: 'J2225-0457_X_1999_03_08_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.527985 0.527985 1.05597 2.11194 4.22388 8.44775 16.8955 33.791 67.582 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0099 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.891 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5927 x 2.206 at -9.291 degrees (North through East) ! Clean map min=-0.015687 max=1.8915 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2225-0457_X_1999_03_08_pus\_map.gif/vgif" ! Attempting to open device: 'J2225-0457_X_1999_03_08_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2225-0457_X_1999_03_08_pus_uvs.log closed on Thu Jan 3 18:45:49 2008