! Started logfile: J0416-1851_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:44:52 2010 obs J0416-1851_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0416-1851_X_2008_04_02_pus_uva.fits ! AN table 1: 121 integrations on 120 of 120 possible baselines. ! AN table 2: 196 integrations on 120 of 120 possible baselines. ! AN table 3: 237 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0961492 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0416-1851 ! ! 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 2284 lines of history. ! ! Reading 25568 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 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 1496 telescope corrections were flagged in sub-array 1. ! A total of 2350 telescope corrections were flagged in sub-array 2. ! A total of 2390 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1496 telescope corrections were flagged in sub-array 1. ! A total of 2350 telescope corrections were flagged in sub-array 2. ! A total of 2390 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1496 telescope corrections were flagged in sub-array 1. ! A total of 2350 telescope corrections were flagged in sub-array 2. ! A total of 2390 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1496 telescope corrections were flagged in sub-array 1. ! A total of 2350 telescope corrections were flagged in sub-array 2. ! A total of 2390 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.680791Jy sigma=0.005431 ! Fit after self-cal, rms=0.399936Jy sigma=0.003014 ! 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 0.306% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Estimated beam: bmin=0.6895 mas, bmaj=1.033 mas, bpa=-13.1 degrees ! Estimated noise=1338.62 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 = 0.501479 Jy ! Component: 100 - total flux cleaned = 0.611247 Jy ! Total flux subtracted in 100 components = 0.611247 Jy ! Clean residual min=-0.017458 max=0.032946 Jy/beam ! Clean residual mean=-0.000106 rms=0.004407 Jy/beam ! Combined flux in latest and established models = 0.611247 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.611247 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213643Jy sigma=0.001337 ! Fit after self-cal, rms=0.213636Jy sigma=0.001337 ! Inverting map ! Your choice of large map pixels excluded 0.306% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0333238 Jy ! Component: 100 - total flux cleaned = 0.0467937 Jy ! Total flux subtracted in 100 components = 0.0467937 Jy ! Clean residual min=-0.012637 max=0.014686 Jy/beam ! Clean residual mean=0.000014 rms=0.003367 Jy/beam ! Combined flux in latest and established models = 0.65804 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.65804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206862Jy sigma=0.001261 ! Fit after self-cal, rms=0.206848Jy sigma=0.001261 ! Inverting map ! Your choice of large map pixels excluded 0.306% of the data. ! The x-axis pixel size should ideally be below 0.1947 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 0.306% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Estimated beam: bmin=0.9441 mas, bmaj=1.27 mas, bpa=-23.59 degrees ! Estimated noise=577.951 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 = 0.0120073 Jy ! Component: 100 - total flux cleaned = 0.0120377 Jy ! Component: 150 - total flux cleaned = 0.012038 Jy ! Component: 200 - total flux cleaned = 0.0123256 Jy ! Total flux subtracted in 200 components = 0.0123256 Jy ! Clean residual min=-0.011196 max=0.011664 Jy/beam ! Clean residual mean=0.000030 rms=0.003047 Jy/beam ! Combined flux in latest and established models = 0.670366 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.670366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205132Jy sigma=0.001250 ! Fit after self-cal, rms=0.205022Jy sigma=0.001250 ! Inverting map ! Your choice of large map pixels excluded 0.306% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.90 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.08 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.01 ZC 1.05 ! ! A total of 159 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.02 HH 0.87 HN 1.03 ! KK 1.00* KP 1.00* LA 1.08 MK 1.00* ! NL 1.15 NY 1.00* ON 1.03 OV 1.00* ! PT 1.12 SC 1.00 WZ 1.01 ZC 1.11 ! ! A total of 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.98 HH 0.88 HN 1.03 ! KK 0.99 KP 0.99 LA 0.99 MK 1.00 ! NL 1.01 NY 1.00* ON 1.00 OV 0.99 ! PT 0.98 SC 0.97 WZ 1.01 ZC 1.21 ! ! ! Correcting IF 2. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.83 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.11 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.09 ZC 1.07 ! ! A total of 159 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.05 HH 0.82 HN 1.04 ! KK 1.00* KP 1.00* LA 1.07 MK 1.00* ! NL 1.10 NY 1.00* ON 1.02 OV 1.00* ! PT 1.11 SC 0.98 WZ 1.02 ZC 1.16 ! ! A total of 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.97 HH 0.85 HN 1.04 ! KK 0.98 KP 0.96 LA 0.97 MK 0.99 ! NL 0.98 NY 1.00* ON 1.01 OV 0.97 ! PT 0.97 SC 0.98 WZ 1.02 ZC 1.23 ! ! ! Correcting IF 3. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.88 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.05 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.00 ZC 1.06 ! ! A total of 159 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.03 HH 0.86 HN 1.04 ! KK 1.00* KP 1.00* LA 1.07 MK 1.00* ! NL 1.13 NY 1.00* ON 1.03 OV 1.00* ! PT 1.13 SC 1.00 WZ 1.01 ZC 1.09 ! ! A total of 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.99 HH 0.85 HN 1.02 ! KK 1.04 KP 0.98 LA 1.01 MK 1.02 ! NL 0.99 NY 1.00* ON 1.08 OV 1.01 ! PT 0.97 SC 1.02 WZ 1.02 ZC 1.18 ! ! ! Correcting IF 4. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.86 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.11 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.99 ZC 1.08 ! ! A total of 159 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.04 HH 0.88 HN 1.09 ! KK 1.00* KP 1.00* LA 1.11 MK 1.00* ! NL 1.13 NY 1.00* ON 1.11 OV 1.00* ! PT 1.12 SC 1.00 WZ 1.03 ZC 1.08 ! ! A total of 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.98 HH 0.90 HN 1.02 ! KK 1.03 KP 0.99 LA 0.99 MK 1.03 ! NL 1.02 NY 1.00* ON 1.05 OV 1.00 ! PT 0.97 SC 1.03 WZ 1.03 ZC 1.15 ! ! ! Fit before self-cal, rms=0.205022Jy sigma=0.001250 ! Fit after self-cal, rms=0.189728Jy sigma=0.001207 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Estimated beam: bmin=0.9323 mas, bmaj=1.399 mas, bpa=-20.86 degrees ! Estimated noise=575.953 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 = 0.00108017 Jy ! Component: 100 - total flux cleaned = 0.00115449 Jy ! Component: 150 - total flux cleaned = 0.00117626 Jy ! Component: 200 - total flux cleaned = 0.00119603 Jy ! Total flux subtracted in 200 components = 0.00119603 Jy ! Clean residual min=-0.002431 max=0.002394 Jy/beam ! Clean residual mean=-0.000025 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.671562 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 16 components and 0.671562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189715Jy sigma=0.001207 ! Fit after self-cal, rms=0.189517Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 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=0.189517Jy sigma=0.001207 ! Fit after self-cal, rms=0.189573Jy sigma=0.001207 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Estimated beam: bmin=0.9317 mas, bmaj=1.398 mas, bpa=-20.91 degrees ! Estimated noise=576.241 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000884364 Jy ! Component: 100 - total flux cleaned = 0.00094796 Jy ! Component: 150 - total flux cleaned = 0.00100099 Jy ! Component: 200 - total flux cleaned = 0.00103192 Jy ! Total flux subtracted in 200 components = 0.00103192 Jy ! Clean residual min=-0.002393 max=0.002309 Jy/beam ! Clean residual mean=-0.000023 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.672594 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 17 components and 0.672594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189565Jy sigma=0.001207 ! Fit after self-cal, rms=0.189561Jy sigma=0.001207 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 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 = -2.58201e-06 Jy ! Component: 100 - total flux cleaned = 1.27664e-05 Jy ! Component: 150 - total flux cleaned = 2.68494e-05 Jy ! Component: 200 - total flux cleaned = 5.21675e-05 Jy ! Total flux subtracted in 200 components = 5.21675e-05 Jy ! Clean residual min=-0.002398 max=0.002291 Jy/beam ! Clean residual mean=-0.000023 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.672646 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 19 components and 0.672646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189558Jy sigma=0.001207 ! Fit after self-cal, rms=0.189559Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 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=0.189559Jy sigma=0.001207 ! Fit after self-cal, rms=0.189621Jy sigma=0.001207 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Estimated beam: bmin=0.9312 mas, bmaj=1.397 mas, bpa=-20.94 degrees ! Estimated noise=576.541 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000755184 Jy ! Component: 100 - total flux cleaned = 0.000824675 Jy ! Component: 150 - total flux cleaned = 0.000868947 Jy ! Component: 200 - total flux cleaned = 0.000907479 Jy ! Total flux subtracted in 200 components = 0.000907479 Jy ! Clean residual min=-0.002333 max=0.002288 Jy/beam ! Clean residual mean=-0.000022 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.673554 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 20 components and 0.673554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189615Jy sigma=0.001207 ! Fit after self-cal, rms=0.189617Jy sigma=0.001207 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 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 = -1.56481e-05 Jy ! Component: 100 - total flux cleaned = -1.7058e-06 Jy ! Component: 150 - total flux cleaned = 2.2685e-05 Jy ! Component: 200 - total flux cleaned = 3.33731e-05 Jy ! Total flux subtracted in 200 components = 3.33731e-05 Jy ! Clean residual min=-0.002341 max=0.002276 Jy/beam ! Clean residual mean=-0.000022 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.673587 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 20 components and 0.673587 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189614Jy sigma=0.001206 ! Fit after self-cal, rms=0.189615Jy sigma=0.001206 ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 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=0.189615Jy sigma=0.001206 ! Fit after self-cal, rms=0.189684Jy sigma=0.001206 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Estimated beam: bmin=2.229 mas, bmaj=4.749 mas, bpa=-0.4631 degrees ! Estimated noise=693.057 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129452 Jy ! Component: 100 - total flux cleaned = 0.0015819 Jy ! Component: 150 - total flux cleaned = 0.00160357 Jy ! Component: 200 - total flux cleaned = 0.001624 Jy ! Total flux subtracted in 200 components = 0.001624 Jy ! Clean residual min=-0.002644 max=0.003083 Jy/beam ! Clean residual mean=-0.000038 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.675211 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 0.675211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189684Jy sigma=0.001207 ! Fit after self-cal, rms=0.189682Jy sigma=0.001206 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 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 = 0.000112366 Jy ! Component: 100 - total flux cleaned = 0.000113685 Jy ! Component: 150 - total flux cleaned = 0.000114574 Jy ! Component: 200 - total flux cleaned = 0.000115039 Jy ! Total flux subtracted in 200 components = 0.000115039 Jy ! Clean residual min=-0.002628 max=0.003071 Jy/beam ! Clean residual mean=-0.000037 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 0.675326 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 28 components and 0.675326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189682Jy sigma=0.001207 ! Fit after self-cal, rms=0.189681Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 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 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Estimated beam: bmin=0.9308 mas, bmaj=1.396 mas, bpa=-20.96 degrees ! Estimated noise=576.864 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9308 x 1.396 at -20.96 degrees (North through East) ! Clean map min=-0.0021124 max=0.65384 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=0.189681Jy sigma=0.001207 ! Fit after self-cal, rms=0.247250Jy sigma=0.001041 ! Inverting map and beam ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Estimated beam: bmin=0.9301 mas, bmaj=1.397 mas, bpa=-20.9 degrees ! Estimated noise=577.323 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.89462e-05 Jy ! Component: 100 - total flux cleaned = -0.000141443 Jy ! Component: 150 - total flux cleaned = -0.000196622 Jy ! Component: 200 - total flux cleaned = -0.000228815 Jy ! Total flux subtracted in 200 components = -0.000228815 Jy ! Clean residual min=-0.002351 max=0.002546 Jy/beam ! Clean residual mean=-0.000017 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.675097 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 30 components and 0.675097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247251Jy sigma=0.001041 ! Fit after self-cal, rms=0.247259Jy sigma=0.001041 ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.38532e-05 Jy ! Component: 100 - total flux cleaned = 1.00469e-05 Jy ! Component: 150 - total flux cleaned = -3.56072e-05 Jy ! Component: 200 - total flux cleaned = -4.93708e-05 Jy ! Total flux subtracted in 200 components = -4.93708e-05 Jy ! Clean residual min=-0.002352 max=0.002534 Jy/beam ! Clean residual mean=-0.000017 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.675048 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 31 components and 0.675048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247260Jy sigma=0.001041 ! Fit after self-cal, rms=0.247259Jy sigma=0.001041 ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247259Jy sigma=0.001041 ! Fit after self-cal, rms=0.379152Jy sigma=0.001041 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 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Estimated beam: bmin=0.6868 mas, bmaj=1.019 mas, bpa=-13.25 degrees ! Estimated noise=1398.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.503204 Jy ! Component: 100 - total flux cleaned = 0.614088 Jy ! Component: 150 - total flux cleaned = 0.648469 Jy ! Component: 200 - total flux cleaned = 0.664818 Jy ! Total flux subtracted in 200 components = 0.664818 Jy ! Clean residual min=-0.006279 max=0.007326 Jy/beam ! Clean residual mean=-0.000036 rms=0.001919 Jy/beam ! Combined flux in latest and established models = 0.664818 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 5 model components to the UV plane model. ! The established model now contains 5 components and 0.664818 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Estimated beam: bmin=0.9302 mas, bmaj=1.397 mas, bpa=-20.92 degrees ! Estimated noise=577.365 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 = 0.00689797 Jy ! Component: 100 - total flux cleaned = 0.00817078 Jy ! Component: 150 - total flux cleaned = 0.00835764 Jy ! Component: 200 - total flux cleaned = 0.00852654 Jy ! Total flux subtracted in 200 components = 0.00852654 Jy ! Clean residual min=-0.002418 max=0.002747 Jy/beam ! Clean residual mean=-0.000024 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.673345 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.673345 Jy ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 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 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Estimated beam: bmin=2.23 mas, bmaj=4.744 mas, bpa=-0.4389 degrees ! Estimated noise=693.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170851 Jy ! Component: 100 - total flux cleaned = 0.00177617 Jy ! Component: 150 - total flux cleaned = 0.00183335 Jy ! Component: 200 - total flux cleaned = 0.00188287 Jy ! Total flux subtracted in 200 components = 0.00188287 Jy ! Clean residual min=-0.002803 max=0.002685 Jy/beam ! Clean residual mean=-0.000033 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.675227 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 = 2.15845e-05 Jy ! Component: 100 - total flux cleaned = 6.01187e-05 Jy ! Component: 150 - total flux cleaned = 9.50323e-05 Jy ! Component: 200 - total flux cleaned = 0.000126535 Jy ! Total flux subtracted in 200 components = 0.000126535 Jy ! Clean residual min=-0.002755 max=0.002715 Jy/beam ! Clean residual mean=-0.000032 rms=0.000741 Jy/beam ! Combined flux in latest and established models = 0.675354 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 14 components and 0.675354 Jy ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! Estimated beam: bmin=0.9302 mas, bmaj=1.397 mas, bpa=-20.92 degrees ! Estimated noise=577.365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000718477 Jy ! Component: 100 - total flux cleaned = -0.000837346 Jy ! Component: 150 - total flux cleaned = -0.000946667 Jy ! Component: 200 - total flux cleaned = -0.00104534 Jy ! Total flux subtracted in 200 components = -0.00104534 Jy ! Clean residual min=-0.002309 max=0.002443 Jy/beam ! Clean residual mean=-0.000019 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.674309 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 18 components and 0.674309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.379159Jy sigma=0.001041 ! Fit after self-cal, rms=0.379178Jy sigma=0.001041 wmodel J0416-1851_X_2008_04_02_pus_map.mod ! Writing 18 model components to file: J0416-1851_X_2008_04_02_pus_map.mod wobs J0416-1851_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0416-1851_X_2008_04_02_pus_uvs.fits wwins J0416-1851_X_2008_04_02_pus_map.win ! wwins: Wrote 1 windows to J0416-1851_X_2008_04_02_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 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000331041 Jy ! Component: 100 - total flux cleaned = 0.00024838 Jy ! Component: 150 - total flux cleaned = 0.000129502 Jy ! Component: 200 - total flux cleaned = 1.4976e-05 Jy ! Component: 250 - total flux cleaned = -9.55548e-05 Jy ! Component: 300 - total flux cleaned = -0.000202844 Jy ! Component: 350 - total flux cleaned = -0.000375974 Jy ! Component: 400 - total flux cleaned = -0.000643672 Jy ! Component: 450 - total flux cleaned = -0.000708909 Jy ! Component: 500 - total flux cleaned = -0.000708698 Jy ! Component: 550 - total flux cleaned = -0.000866115 Jy ! Component: 600 - total flux cleaned = -0.000896965 Jy ! Component: 650 - total flux cleaned = -0.000928187 Jy ! Component: 700 - total flux cleaned = -0.00104724 Jy ! Component: 750 - total flux cleaned = -0.0010476 Jy ! Component: 800 - total flux cleaned = -0.0011053 Jy ! Component: 850 - total flux cleaned = -0.00113406 Jy ! Component: 900 - total flux cleaned = -0.00121738 Jy ! Component: 950 - total flux cleaned = -0.00113525 Jy ! Component: 1000 - total flux cleaned = -0.00121631 Jy ! Component: 1050 - total flux cleaned = -0.00126954 Jy ! Component: 1100 - total flux cleaned = -0.00132189 Jy ! Component: 1150 - total flux cleaned = -0.00137332 Jy ! Component: 1200 - total flux cleaned = -0.0014239 Jy ! Component: 1250 - total flux cleaned = -0.00137381 Jy ! Component: 1300 - total flux cleaned = -0.00144812 Jy ! Component: 1350 - total flux cleaned = -0.00147261 Jy ! Component: 1400 - total flux cleaned = -0.00147255 Jy ! Component: 1450 - total flux cleaned = -0.00147287 Jy ! Component: 1500 - total flux cleaned = -0.00147286 Jy ! Component: 1550 - total flux cleaned = -0.00144936 Jy ! Component: 1600 - total flux cleaned = -0.0014951 Jy ! Component: 1650 - total flux cleaned = -0.00144947 Jy ! Component: 1700 - total flux cleaned = -0.00147235 Jy ! Component: 1750 - total flux cleaned = -0.00149466 Jy ! Component: 1800 - total flux cleaned = -0.00134024 Jy ! Component: 1850 - total flux cleaned = -0.00131848 Jy ! Component: 1900 - total flux cleaned = -0.0012751 Jy ! Component: 1950 - total flux cleaned = -0.00123236 Jy ! Component: 2000 - total flux cleaned = -0.00116867 Jy ! Total flux subtracted in 2048 components = -0.00110566 Jy ! Clean residual min=-0.001279 max=0.001149 Jy/beam ! Clean residual mean=-0.000007 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.673203 Jy keep ! Adding 132 model components to the UV plane model. ! The established model now contains 150 components and 0.673203 Jy wmap "J0416-1851_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9302 x 1.397 at -20.92 degrees (North through East) ! Clean map min=-0.0016604 max=0.653 Jy/beam ! Writing clean map to FITS file: J0416-1851_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.653004 invert ! Inverting map ! Your choice of large map pixels excluded 0.329% of the data. ! The x-axis pixel size should ideally be below 0.1947 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000362943 device "J0416-1851_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0416-1851_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.166741 0.166741 0.333483 0.666965 1.33393 2.66786 5.33572 10.6714 21.3429 42.6858 85.3716 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.653 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9302 x 1.397 at -20.92 degrees (North through East) ! Clean map min=-0.0016604 max=0.653 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0416-1851_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0416-1851_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0416-1851_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:45:01 2010