! Started logfile: J1041+523A_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:17:41 2010 obs J1041+523A_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J1041+523A_X_2008_07_09_pus_uva.fits ! AN table 1: 127 integrations on 105 of 105 possible baselines. ! AN table 2: 126 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.370299 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1041+523A ! ! 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 1142 lines of history. ! ! Reading 39348 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 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 1060 telescope corrections were flagged in sub-array 1. ! A total of 470 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1060 telescope corrections were flagged in sub-array 1. ! A total of 470 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1060 telescope corrections were flagged in sub-array 1. ! A total of 470 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1060 telescope corrections were flagged in sub-array 1. ! A total of 470 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.921647Jy sigma=0.006786 ! Fit after self-cal, rms=0.772185Jy sigma=0.005525 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Estimated beam: bmin=0.572 mas, bmaj=0.7416 mas, bpa=-43.84 degrees ! Estimated noise=1236.47 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.193284 Jy ! Component: 100 - total flux cleaned = 0.274873 Jy ! Total flux subtracted in 100 components = 0.274873 Jy ! Clean residual min=-0.014151 max=0.040767 Jy/beam ! Clean residual mean=-0.000299 rms=0.005795 Jy/beam ! Combined flux in latest and established models = 0.274873 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.274873 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215955Jy sigma=0.001474 ! Fit after self-cal, rms=0.214191Jy sigma=0.001469 ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Added new window around map position (0, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0505974 Jy ! Component: 100 - total flux cleaned = 0.0815543 Jy ! Total flux subtracted in 100 components = 0.0815543 Jy ! Clean residual min=-0.008973 max=0.016070 Jy/beam ! Clean residual mean=-0.000156 rms=0.003191 Jy/beam ! Combined flux in latest and established models = 0.356427 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.356427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199284Jy sigma=0.001307 ! Fit after self-cal, rms=0.198667Jy sigma=0.001306 ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Estimated beam: bmin=0.685 mas, bmaj=0.8443 mas, bpa=-43.56 degrees ! Estimated noise=498.821 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 = 0.0312854 Jy ! Component: 100 - total flux cleaned = 0.049874 Jy ! Component: 150 - total flux cleaned = 0.061486 Jy ! Component: 200 - total flux cleaned = 0.0689322 Jy ! Total flux subtracted in 200 components = 0.0689322 Jy ! Clean residual min=-0.005735 max=0.015474 Jy/beam ! Clean residual mean=0.000008 rms=0.002249 Jy/beam ! Combined flux in latest and established models = 0.425359 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.425359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194553Jy sigma=0.001254 ! Fit after self-cal, rms=0.194206Jy sigma=0.001253 ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Added new window around map position (1, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136426 Jy ! Component: 100 - total flux cleaned = 0.0202178 Jy ! Component: 150 - total flux cleaned = 0.0245567 Jy ! Component: 200 - total flux cleaned = 0.0276977 Jy ! Total flux subtracted in 200 components = 0.0276977 Jy ! Clean residual min=-0.005187 max=0.005308 Jy/beam ! Clean residual mean=0.000025 rms=0.001391 Jy/beam ! Combined flux in latest and established models = 0.453057 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 39 components and 0.453057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193437Jy sigma=0.001244 ! Fit after self-cal, rms=0.193352Jy sigma=0.001243 ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00* HH 1.00* HN 1.00* ! KK 1.04 KP 1.00* LA 1.00* MK 1.00* ! NL 1.05 NY 1.00 ON 1.02 PT 1.00* ! SC 1.00* WZ 1.02 ZC 0.92 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.03 HH 1.00* HN 1.09 ! KK 1.06 KP 1.01 LA 0.98 MK 0.95 ! NL 1.02 NY 0.99 ON 1.01 PT 0.96 ! SC 0.99 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* HH 1.00* HN 1.00* ! KK 1.02 KP 1.00* LA 1.00* MK 1.00* ! NL 1.06 NY 1.03 ON 1.00 PT 1.00* ! SC 1.00* WZ 0.99 ZC 0.93 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.01 HH 1.00* HN 1.02 ! KK 1.04 KP 0.96 LA 0.97 MK 0.96 ! NL 0.99 NY 1.04 ON 1.04 PT 0.99 ! SC 0.99 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* HH 1.00* HN 1.00* ! KK 0.97 KP 1.00* LA 1.00* MK 1.00* ! NL 1.11 NY 0.97 ON 1.01 PT 1.00* ! SC 1.00* WZ 1.00 ZC 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.03 HH 1.00* HN 1.05 ! KK 1.04 KP 1.00 LA 0.99 MK 0.99 ! NL 1.04 NY 0.98 ON 1.03 PT 0.98 ! SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00* HH 1.00* HN 1.00* ! KK 0.94 KP 1.00* LA 1.00* MK 1.00* ! NL 1.08 NY 1.00 ON 1.02 PT 1.00* ! SC 1.00* WZ 1.01 ZC 0.93 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.05 HH 1.00* HN 1.08 ! KK 1.02 KP 1.00 LA 0.99 MK 1.01 ! NL 1.03 NY 1.02 ON 0.96 PT 1.00 ! SC 1.04 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.193352Jy sigma=0.001243 ! Fit after self-cal, rms=0.195692Jy sigma=0.001237 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Estimated beam: bmin=0.6857 mas, bmaj=0.8473 mas, bpa=-43.29 degrees ! Estimated noise=498.256 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 = 0.00346827 Jy ! Component: 100 - total flux cleaned = 0.00404732 Jy ! Component: 150 - total flux cleaned = 0.00422265 Jy ! Component: 200 - total flux cleaned = 0.00417365 Jy ! Total flux subtracted in 200 components = 0.00417365 Jy ! Clean residual min=-0.002243 max=0.002723 Jy/beam ! Clean residual mean=-0.000022 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.457231 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 53 components and 0.457231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195624Jy sigma=0.001236 ! Fit after self-cal, rms=0.195725Jy sigma=0.001236 ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 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=0.195725Jy sigma=0.001236 ! Fit after self-cal, rms=0.195726Jy sigma=0.001236 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Estimated beam: bmin=0.6855 mas, bmaj=0.8469 mas, bpa=-43.33 degrees ! Estimated noise=498.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021147 Jy ! Component: 100 - total flux cleaned = 0.00240133 Jy ! Component: 150 - total flux cleaned = 0.00240279 Jy ! Component: 200 - total flux cleaned = 0.00233514 Jy ! Total flux subtracted in 200 components = 0.00233514 Jy ! Clean residual min=-0.002097 max=0.002449 Jy/beam ! Clean residual mean=-0.000024 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 0.459566 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.459566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195693Jy sigma=0.001236 ! Fit after self-cal, rms=0.195702Jy sigma=0.001236 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 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 = 0.000696381 Jy ! Component: 100 - total flux cleaned = 0.000731787 Jy ! Component: 150 - total flux cleaned = 0.000730709 Jy ! Component: 200 - total flux cleaned = 0.000701629 Jy ! Total flux subtracted in 200 components = 0.000701629 Jy ! Clean residual min=-0.002152 max=0.002309 Jy/beam ! Clean residual mean=-0.000024 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.460267 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 0.460267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195690Jy sigma=0.001236 ! Fit after self-cal, rms=0.195689Jy sigma=0.001236 ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 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=0.195689Jy sigma=0.001236 ! Fit after self-cal, rms=0.195614Jy sigma=0.001235 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Estimated beam: bmin=0.6855 mas, bmaj=0.8466 mas, bpa=-43.38 degrees ! Estimated noise=497.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114109 Jy ! Component: 100 - total flux cleaned = 0.00128599 Jy ! Component: 150 - total flux cleaned = 0.0013152 Jy ! Component: 200 - total flux cleaned = 0.00139344 Jy ! Total flux subtracted in 200 components = 0.00139344 Jy ! Clean residual min=-0.001974 max=0.002185 Jy/beam ! Clean residual mean=-0.000026 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.461661 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 63 components and 0.461661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195600Jy sigma=0.001235 ! Fit after self-cal, rms=0.195610Jy sigma=0.001235 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 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 = 0.000345981 Jy ! Component: 100 - total flux cleaned = 0.000401335 Jy ! Component: 150 - total flux cleaned = 0.000426393 Jy ! Component: 200 - total flux cleaned = 0.000448459 Jy ! Total flux subtracted in 200 components = 0.000448459 Jy ! Clean residual min=-0.001970 max=0.002147 Jy/beam ! Clean residual mean=-0.000026 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.462109 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 0.462109 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195602Jy sigma=0.001235 ! Fit after self-cal, rms=0.195602Jy sigma=0.001235 ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 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=0.195602Jy sigma=0.001235 ! Fit after self-cal, rms=0.195491Jy sigma=0.001235 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Estimated beam: bmin=2.028 mas, bmaj=2.554 mas, bpa=-49.31 degrees ! Estimated noise=757.442 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105125 Jy ! Component: 100 - total flux cleaned = 0.00112139 Jy ! Component: 150 - total flux cleaned = 0.00112277 Jy ! Component: 200 - total flux cleaned = 0.00108119 Jy ! Total flux subtracted in 200 components = 0.00108119 Jy ! Clean residual min=-0.002555 max=0.002439 Jy/beam ! Clean residual mean=-0.000102 rms=0.000864 Jy/beam ! Combined flux in latest and established models = 0.463191 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 69 components and 0.463191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195487Jy sigma=0.001235 ! Fit after self-cal, rms=0.195491Jy sigma=0.001235 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 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 = 0.000307328 Jy ! Component: 100 - total flux cleaned = 0.000324623 Jy ! Component: 150 - total flux cleaned = 0.000290926 Jy ! Component: 200 - total flux cleaned = 0.000250463 Jy ! Total flux subtracted in 200 components = 0.000250463 Jy ! Clean residual min=-0.002496 max=0.002413 Jy/beam ! Clean residual mean=-0.000102 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 0.463441 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 73 components and 0.463441 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195491Jy sigma=0.001235 ! Fit after self-cal, rms=0.195491Jy sigma=0.001235 ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Estimated beam: bmin=0.6855 mas, bmaj=0.8462 mas, bpa=-43.42 degrees ! Estimated noise=497.478 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6855 x 0.8462 at -43.42 degrees (North through East) ! Clean map min=-0.0016634 max=0.27005 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 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Estimated beam: bmin=0.5724 mas, bmaj=0.7429 mas, bpa=-44.01 degrees ! Estimated noise=1229.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.192395 Jy ! Component: 100 - total flux cleaned = 0.276133 Jy ! Component: 150 - total flux cleaned = 0.325452 Jy ! Component: 200 - total flux cleaned = 0.356109 Jy ! Total flux subtracted in 200 components = 0.356109 Jy ! Clean residual min=-0.008829 max=0.016555 Jy/beam ! Clean residual mean=-0.000180 rms=0.003128 Jy/beam ! Combined flux in latest and established models = 0.356109 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.356109 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Estimated beam: bmin=0.6855 mas, bmaj=0.8462 mas, bpa=-43.42 degrees ! Estimated noise=497.478 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 = 0.0321041 Jy ! Component: 100 - total flux cleaned = 0.0529981 Jy ! Component: 150 - total flux cleaned = 0.0675612 Jy ! Component: 200 - total flux cleaned = 0.0779514 Jy ! Total flux subtracted in 200 components = 0.0779514 Jy ! Clean residual min=-0.003158 max=0.005815 Jy/beam ! Clean residual mean=-0.000056 rms=0.001427 Jy/beam ! Combined flux in latest and established models = 0.43406 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 31 components and 0.43406 Jy ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Estimated beam: bmin=2.028 mas, bmaj=2.554 mas, bpa=-49.31 degrees ! Estimated noise=757.442 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0166518 Jy ! Component: 100 - total flux cleaned = 0.0233699 Jy ! Component: 150 - total flux cleaned = 0.0264805 Jy ! Component: 200 - total flux cleaned = 0.0280323 Jy ! Total flux subtracted in 200 components = 0.0280323 Jy ! Clean residual min=-0.002682 max=0.002222 Jy/beam ! Clean residual mean=-0.000112 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 0.462092 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 = 0.00059206 Jy ! Component: 100 - total flux cleaned = 0.000731429 Jy ! Component: 150 - total flux cleaned = 0.000840805 Jy ! Component: 200 - total flux cleaned = 0.000913581 Jy ! Total flux subtracted in 200 components = 0.000913581 Jy ! Clean residual min=-0.002637 max=0.002385 Jy/beam ! Clean residual mean=-0.000109 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.463006 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 51 components and 0.463006 Jy ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! Estimated beam: bmin=0.6855 mas, bmaj=0.8462 mas, bpa=-43.42 degrees ! Estimated noise=497.478 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00114886 Jy ! Component: 100 - total flux cleaned = -0.00128116 Jy ! Component: 150 - total flux cleaned = -0.00112023 Jy ! Component: 200 - total flux cleaned = -0.000979159 Jy ! Total flux subtracted in 200 components = -0.000979159 Jy ! Clean residual min=-0.002127 max=0.002184 Jy/beam ! Clean residual mean=-0.000029 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.462027 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 62 components and 0.462027 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195705Jy sigma=0.001236 ! Fit after self-cal, rms=0.195654Jy sigma=0.001236 wmodel J1041+523A_X_2008_07_09_pus_map.mod ! Writing 62 model components to file: J1041+523A_X_2008_07_09_pus_map.mod wobs J1041+523A_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J1041+523A_X_2008_07_09_pus_uvs.fits wwins J1041+523A_X_2008_07_09_pus_map.win ! wwins: Wrote 3 windows to J1041+523A_X_2008_07_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 4.99796e-06 Jy ! Component: 100 - total flux cleaned = 0.0003394 Jy ! Component: 150 - total flux cleaned = 0.000625061 Jy ! Component: 200 - total flux cleaned = 0.000899521 Jy ! Component: 250 - total flux cleaned = 0.00123112 Jy ! Component: 300 - total flux cleaned = 0.00142495 Jy ! Component: 350 - total flux cleaned = 0.0016144 Jy ! Component: 400 - total flux cleaned = 0.00179887 Jy ! Component: 450 - total flux cleaned = 0.00185953 Jy ! Component: 500 - total flux cleaned = 0.00203646 Jy ! Component: 550 - total flux cleaned = 0.00218075 Jy ! Component: 600 - total flux cleaned = 0.00232197 Jy ! Component: 650 - total flux cleaned = 0.00232156 Jy ! Component: 700 - total flux cleaned = 0.0024313 Jy ! Component: 750 - total flux cleaned = 0.00248538 Jy ! Component: 800 - total flux cleaned = 0.00253858 Jy ! Component: 850 - total flux cleaned = 0.00256514 Jy ! Component: 900 - total flux cleaned = 0.00259114 Jy ! Component: 950 - total flux cleaned = 0.00261677 Jy ! Component: 1000 - total flux cleaned = 0.00261645 Jy ! Total flux subtracted in 1024 components = 0.0026165 Jy ! Clean residual min=-0.001384 max=0.001832 Jy/beam ! Clean residual mean=-0.000028 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.464644 Jy keep ! Adding 75 model components to the UV plane model. ! The established model now contains 137 components and 0.464643 Jy wmap "J1041+523A_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6855 x 0.8462 at -43.42 degrees (North through East) ! Clean map min=-0.0018673 max=0.27053 Jy/beam ! Writing clean map to FITS file: J1041+523A_X_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.270531 invert ! Inverting map ! Your choice of large map pixels excluded 6.32% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! The y-axis pixel size should ideally be below 0.18 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000475053 device "J1041+523A_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1041+523A_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.526801 0.526801 1.0536 2.10721 4.21441 8.42882 16.8576 33.7153 67.4306 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.27 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6855 x 0.8462 at -43.42 degrees (North through East) ! Clean map min=-0.0018673 max=0.27053 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1041+523A_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1041+523A_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1041+523A_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:17:46 2010