! Started logfile: J0239-0234_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:44:07 2010 obs J0239-0234_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0239-0234_X_2008_04_02_pus_uva.fits ! AN table 1: 244 integrations on 120 of 120 possible baselines. ! AN table 2: 242 integrations on 120 of 120 possible baselines. ! AN table 3: 357 integrations on 120 of 120 possible baselines. ! AN table 4: 110 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0901714 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0239-0234 ! ! 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 41248 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 2951 telescope corrections were flagged in sub-array 1. ! A total of 2676 telescope corrections were flagged in sub-array 2. ! A total of 4456 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2951 telescope corrections were flagged in sub-array 1. ! A total of 2676 telescope corrections were flagged in sub-array 2. ! A total of 4456 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2951 telescope corrections were flagged in sub-array 1. ! A total of 2676 telescope corrections were flagged in sub-array 2. ! A total of 4456 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2951 telescope corrections were flagged in sub-array 1. ! A total of 2676 telescope corrections were flagged in sub-array 2. ! A total of 4456 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.600170Jy sigma=0.003812 ! Fit after self-cal, rms=0.483360Jy sigma=0.003068 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.686 mas, bmaj=0.7647 mas, bpa=-73.07 degrees ! Estimated noise=1114.68 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 = 0.471961 Jy ! Component: 100 - total flux cleaned = 0.575432 Jy ! Total flux subtracted in 100 components = 0.575432 Jy ! Clean residual min=-0.017983 max=0.031796 Jy/beam ! Clean residual mean=-0.000078 rms=0.003749 Jy/beam ! Combined flux in latest and established models = 0.575432 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.575432 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282772Jy sigma=0.001305 ! Fit after self-cal, rms=0.282752Jy sigma=0.001305 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.030814 Jy ! Component: 100 - total flux cleaned = 0.0354595 Jy ! Total flux subtracted in 100 components = 0.0354595 Jy ! Clean residual min=-0.011649 max=0.015305 Jy/beam ! Clean residual mean=-0.000039 rms=0.002931 Jy/beam ! Combined flux in latest and established models = 0.610892 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.610892 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279836Jy sigma=0.001271 ! Fit after self-cal, rms=0.279745Jy sigma=0.001271 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.8137 mas, bmaj=0.9551 mas, bpa=-72.07 degrees ! Estimated noise=530.561 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 (0.6, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0164551 Jy ! Component: 100 - total flux cleaned = 0.0208617 Jy ! Component: 150 - total flux cleaned = 0.0214438 Jy ! Component: 200 - total flux cleaned = 0.0222104 Jy ! Total flux subtracted in 200 components = 0.0222104 Jy ! Clean residual min=-0.009979 max=0.011002 Jy/beam ! Clean residual mean=-0.000049 rms=0.002547 Jy/beam ! Combined flux in latest and established models = 0.633102 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 21 components and 0.633102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278458Jy sigma=0.001260 ! Fit after self-cal, rms=0.278213Jy sigma=0.001259 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.98 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.98 ZC 1.15 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.94 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.04 ON 0.99 OV 1.00* ! PT 1.00* SC 0.97 WZ 1.03 ZC 1.13 ! ! A total of 231 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.93 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.06 ON 1.04 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.02 ZC 0.99 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.99 HH 1.00* HN 1.00 ! KK 1.00* KP 1.01 LA 0.99 MK 1.03 ! NL 0.99 NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 SC 0.98 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.06 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.02 ZC 1.20 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.04 ON 1.03 OV 1.00* ! PT 1.00* SC 0.98 WZ 1.07 ZC 1.12 ! ! A total of 231 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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 1.12 ON 1.05 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.04 ZC 1.01 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.98 HH 1.00* HN 0.99 ! KK 1.00* KP 0.95 LA 0.98 MK 1.01 ! NL 0.97 NY 1.00* ON 1.00* OV 0.97 ! PT 0.98 SC 0.99 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.94 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.97 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.95 ZC 1.16 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.07 ON 0.99 OV 1.00* ! PT 1.00* SC 0.99 WZ 1.01 ZC 1.09 ! ! A total of 231 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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 1.05 ON 1.02 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.00 ZC 0.95 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.98 HH 1.00* HN 0.98 ! KK 1.00* KP 0.99 LA 1.00 MK 1.02 ! NL 0.98 NY 1.00* ON 1.00* OV 1.00 ! PT 0.98 SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.93 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.02 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.99 ZC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.03 ON 1.03 OV 1.00* ! PT 1.00* SC 1.13 WZ 1.01 ZC 1.09 ! ! A total of 231 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.89 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.05 ON 1.03 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.02 ZC 0.96 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.97 HH 1.00* HN 0.99 ! KK 1.00* KP 0.97 LA 0.99 MK 1.03 ! NL 0.99 NY 1.00* ON 1.00* OV 0.99 ! PT 0.96 SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.278213Jy sigma=0.001259 ! Fit after self-cal, rms=0.277472Jy sigma=0.001236 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.8224 mas, bmaj=0.9524 mas, bpa=-73.75 degrees ! Estimated noise=529.74 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 = 0.00445215 Jy ! Component: 100 - total flux cleaned = 0.00457898 Jy ! Component: 150 - total flux cleaned = 0.00480525 Jy ! Component: 200 - total flux cleaned = 0.00480155 Jy ! Total flux subtracted in 200 components = 0.00480155 Jy ! Clean residual min=-0.004047 max=0.003835 Jy/beam ! Clean residual mean=-0.000006 rms=0.000980 Jy/beam ! Combined flux in latest and established models = 0.637904 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 33 components and 0.637904 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.277293Jy sigma=0.001235 ! Fit after self-cal, rms=0.277082Jy sigma=0.001235 ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 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=0.277082Jy sigma=0.001235 ! Fit after self-cal, rms=0.275698Jy sigma=0.001233 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.8206 mas, bmaj=0.9527 mas, bpa=-74.17 degrees ! Estimated noise=529.844 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146714 Jy ! Component: 100 - total flux cleaned = 0.00137238 Jy ! Component: 150 - total flux cleaned = 0.00128842 Jy ! Component: 200 - total flux cleaned = 0.00113907 Jy ! Total flux subtracted in 200 components = 0.00113907 Jy ! Clean residual min=-0.003244 max=0.003308 Jy/beam ! Clean residual mean=-0.000007 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.639043 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 37 components and 0.639043 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275609Jy sigma=0.001233 ! Fit after self-cal, rms=0.275576Jy sigma=0.001233 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 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 = 0.000126877 Jy ! Component: 100 - total flux cleaned = 6.03675e-05 Jy ! Component: 150 - total flux cleaned = -0.000121846 Jy ! Component: 200 - total flux cleaned = -0.000175816 Jy ! Total flux subtracted in 200 components = -0.000175816 Jy ! Clean residual min=-0.003160 max=0.003108 Jy/beam ! Clean residual mean=-0.000007 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 0.638867 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 0.638867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275531Jy sigma=0.001233 ! Fit after self-cal, rms=0.275543Jy sigma=0.001233 ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 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=0.275543Jy sigma=0.001233 ! Fit after self-cal, rms=0.275313Jy sigma=0.001232 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.8189 mas, bmaj=0.9533 mas, bpa=-74.43 degrees ! Estimated noise=530.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000549933 Jy ! Component: 100 - total flux cleaned = 0.000331588 Jy ! Component: 150 - total flux cleaned = 7.83326e-05 Jy ! Component: 200 - total flux cleaned = -3.26214e-05 Jy ! Total flux subtracted in 200 components = -3.26214e-05 Jy ! Clean residual min=-0.002547 max=0.003179 Jy/beam ! Clean residual mean=-0.000001 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.638834 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 43 components and 0.638834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275262Jy sigma=0.001232 ! Fit after self-cal, rms=0.275252Jy sigma=0.001232 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 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) ! Added new window around map position (-15.4, -25.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196723 Jy ! Component: 100 - total flux cleaned = 0.00209974 Jy ! Component: 150 - total flux cleaned = 0.00204069 Jy ! Component: 200 - total flux cleaned = 0.00193914 Jy ! Total flux subtracted in 200 components = 0.00193914 Jy ! Clean residual min=-0.002401 max=0.002793 Jy/beam ! Clean residual mean=-0.000003 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.640773 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 53 components and 0.640773 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275205Jy sigma=0.001231 ! Fit after self-cal, rms=0.275209Jy sigma=0.001231 ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Added new window around map position (-17, -17.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154491 Jy ! Component: 100 - total flux cleaned = 0.0021429 Jy ! Component: 150 - total flux cleaned = 0.00225976 Jy ! Component: 200 - total flux cleaned = 0.00220976 Jy ! Total flux subtracted in 200 components = 0.00220976 Jy ! Clean residual min=-0.002458 max=0.002484 Jy/beam ! Clean residual mean=-0.000002 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.642983 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 61 components and 0.642983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275165Jy sigma=0.001231 ! Fit after self-cal, rms=0.275165Jy sigma=0.001231 ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 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=0.275165Jy sigma=0.001231 ! Fit after self-cal, rms=0.274717Jy sigma=0.001231 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=2.126 mas, bmaj=3.413 mas, bpa=-3.624 degrees ! Estimated noise=672.374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000973072 Jy ! Component: 100 - total flux cleaned = 0.000975773 Jy ! Component: 150 - total flux cleaned = 0.00103659 Jy ! Component: 200 - total flux cleaned = 0.00104007 Jy ! Total flux subtracted in 200 components = 0.00104007 Jy ! Clean residual min=-0.002385 max=0.002150 Jy/beam ! Clean residual mean=0.000001 rms=0.000665 Jy/beam ! Combined flux in latest and established models = 0.644023 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 76 components and 0.644023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.274710Jy sigma=0.001231 ! Fit after self-cal, rms=0.274685Jy sigma=0.001231 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 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 = 5.62812e-05 Jy ! Component: 100 - total flux cleaned = -2.20374e-05 Jy ! Component: 150 - total flux cleaned = -7.0798e-05 Jy ! Component: 200 - total flux cleaned = -0.00016076 Jy ! Total flux subtracted in 200 components = -0.00016076 Jy ! Clean residual min=-0.002353 max=0.002098 Jy/beam ! Clean residual mean=0.000002 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.643863 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 80 components and 0.643863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.274682Jy sigma=0.001231 ! Fit after self-cal, rms=0.274686Jy sigma=0.001231 ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 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 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.8176 mas, bmaj=0.9535 mas, bpa=-74.63 degrees ! Estimated noise=530.175 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8176 x 0.9535 at -74.63 degrees (North through East) ! Clean map min=-0.0021091 max=0.60176 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=0.274686Jy sigma=0.001231 ! Fit after self-cal, rms=0.450384Jy sigma=0.001023 ! Inverting map and beam ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.8176 mas, bmaj=0.9532 mas, bpa=-74.45 degrees ! Estimated noise=530.805 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000192384 Jy ! Component: 100 - total flux cleaned = -1.59856e-05 Jy ! Component: 150 - total flux cleaned = -0.000111208 Jy ! Component: 200 - total flux cleaned = -0.000199647 Jy ! Total flux subtracted in 200 components = -0.000199647 Jy ! Clean residual min=-0.002082 max=0.002405 Jy/beam ! Clean residual mean=0.000005 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.643663 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 83 components and 0.643663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.450368Jy sigma=0.001023 ! Fit after self-cal, rms=0.450415Jy sigma=0.001023 ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Added new window around map position (1.2, 8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125566 Jy ! Component: 100 - total flux cleaned = 0.00125926 Jy ! Component: 150 - total flux cleaned = 0.00115929 Jy ! Component: 200 - total flux cleaned = 0.00120349 Jy ! Total flux subtracted in 200 components = 0.00120349 Jy ! Clean residual min=-0.001970 max=0.001955 Jy/beam ! Clean residual mean=0.000004 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.644867 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 95 components and 0.644867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.450397Jy sigma=0.001022 ! Fit after self-cal, rms=0.450392Jy sigma=0.001022 ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.450392Jy sigma=0.001022 ! Fit after self-cal, rms=0.708174Jy sigma=0.001022 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 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.6863 mas, bmaj=0.7727 mas, bpa=-78.49 degrees ! Estimated noise=1110 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.470127 Jy ! Component: 100 - total flux cleaned = 0.572975 Jy ! Component: 150 - total flux cleaned = 0.599343 Jy ! Component: 200 - total flux cleaned = 0.61338 Jy ! Total flux subtracted in 200 components = 0.61338 Jy ! Clean residual min=-0.006907 max=0.015001 Jy/beam ! Clean residual mean=-0.000018 rms=0.001723 Jy/beam ! Combined flux in latest and established models = 0.61338 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.61338 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.817 mas, bmaj=0.9533 mas, bpa=-74.51 degrees ! Estimated noise=531.096 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) ! Added new window around map position (-0.2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129089 Jy ! Component: 100 - total flux cleaned = 0.0192608 Jy ! Component: 150 - total flux cleaned = 0.0223143 Jy ! Component: 200 - total flux cleaned = 0.0243682 Jy ! Total flux subtracted in 200 components = 0.0243682 Jy ! Clean residual min=-0.003450 max=0.004392 Jy/beam ! Clean residual mean=0.000003 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.637749 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 38 components and 0.637749 Jy ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Added new window around map position (0, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115512 Jy ! Component: 100 - total flux cleaned = 0.00239148 Jy ! Component: 150 - total flux cleaned = 0.00373321 Jy ! Component: 200 - total flux cleaned = 0.00482358 Jy ! Total flux subtracted in 200 components = 0.00482358 Jy ! Clean residual min=-0.002340 max=0.002458 Jy/beam ! Clean residual mean=0.000006 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.642572 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 0.642572 Jy ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 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 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=2.126 mas, bmaj=3.412 mas, bpa=-3.664 degrees ! Estimated noise=673.966 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241282 Jy ! Component: 100 - total flux cleaned = 0.00334945 Jy ! Component: 150 - total flux cleaned = 0.00381777 Jy ! Component: 200 - total flux cleaned = 0.00389932 Jy ! Total flux subtracted in 200 components = 0.00389932 Jy ! Clean residual min=-0.002226 max=0.002110 Jy/beam ! Clean residual mean=0.000014 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.646471 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 = 3.65884e-05 Jy ! Component: 100 - total flux cleaned = 3.69443e-05 Jy ! Component: 150 - total flux cleaned = 3.60608e-05 Jy ! Component: 200 - total flux cleaned = 6.44729e-05 Jy ! Total flux subtracted in 200 components = 6.44729e-05 Jy ! Clean residual min=-0.002024 max=0.002157 Jy/beam ! Clean residual mean=0.000014 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.646536 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 74 components and 0.646536 Jy ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.817 mas, bmaj=0.9533 mas, bpa=-74.51 degrees ! Estimated noise=531.096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000293589 Jy ! Component: 100 - total flux cleaned = -0.000376984 Jy ! Component: 150 - total flux cleaned = -0.000451108 Jy ! Component: 200 - total flux cleaned = -0.000311465 Jy ! Total flux subtracted in 200 components = -0.000311465 Jy ! Clean residual min=-0.002059 max=0.002162 Jy/beam ! Clean residual mean=0.000006 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.646224 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 90 components and 0.646224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.708223Jy sigma=0.001022 ! Fit after self-cal, rms=0.708279Jy sigma=0.001022 wmodel J0239-0234_X_2008_04_02_pus_map.mod ! Writing 90 model components to file: J0239-0234_X_2008_04_02_pus_map.mod wobs J0239-0234_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0239-0234_X_2008_04_02_pus_uvs.fits wwins J0239-0234_X_2008_04_02_pus_map.win ! wwins: Wrote 7 windows to J0239-0234_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 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000284579 Jy ! Component: 100 - total flux cleaned = 0.000213753 Jy ! Component: 150 - total flux cleaned = 7.55511e-05 Jy ! Component: 200 - total flux cleaned = -0.000220096 Jy ! Component: 250 - total flux cleaned = -0.00047528 Jy ! Component: 300 - total flux cleaned = -0.000723859 Jy ! Component: 350 - total flux cleaned = -0.000966391 Jy ! Component: 400 - total flux cleaned = -0.00108548 Jy ! Component: 450 - total flux cleaned = -0.0012894 Jy ! Component: 500 - total flux cleaned = -0.00143205 Jy ! Component: 550 - total flux cleaned = -0.00157192 Jy ! Component: 600 - total flux cleaned = -0.00165469 Jy ! Component: 650 - total flux cleaned = -0.0017087 Jy ! Component: 700 - total flux cleaned = -0.00168204 Jy ! Component: 750 - total flux cleaned = -0.00173498 Jy ! Component: 800 - total flux cleaned = -0.00173535 Jy ! Component: 850 - total flux cleaned = -0.00173535 Jy ! Component: 900 - total flux cleaned = -0.00170979 Jy ! Component: 950 - total flux cleaned = -0.00163418 Jy ! Component: 1000 - total flux cleaned = -0.00160954 Jy ! Component: 1050 - total flux cleaned = -0.00163413 Jy ! Component: 1100 - total flux cleaned = -0.00163411 Jy ! Component: 1150 - total flux cleaned = -0.00158553 Jy ! Component: 1200 - total flux cleaned = -0.00153761 Jy ! Component: 1250 - total flux cleaned = -0.00149054 Jy ! Component: 1300 - total flux cleaned = -0.00149056 Jy ! Component: 1350 - total flux cleaned = -0.00149066 Jy ! Component: 1400 - total flux cleaned = -0.00142127 Jy ! Component: 1450 - total flux cleaned = -0.00137588 Jy ! Component: 1500 - total flux cleaned = -0.00130833 Jy ! Component: 1550 - total flux cleaned = -0.00130832 Jy ! Component: 1600 - total flux cleaned = -0.00130832 Jy ! Component: 1650 - total flux cleaned = -0.00128612 Jy ! Component: 1700 - total flux cleaned = -0.00128601 Jy ! Component: 1750 - total flux cleaned = -0.0012859 Jy ! Component: 1800 - total flux cleaned = -0.001329 Jy ! Component: 1850 - total flux cleaned = -0.00128633 Jy ! Component: 1900 - total flux cleaned = -0.00126503 Jy ! Component: 1950 - total flux cleaned = -0.00128578 Jy ! Component: 2000 - total flux cleaned = -0.00113958 Jy ! Total flux subtracted in 2048 components = -0.00105712 Jy ! Clean residual min=-0.001509 max=0.001367 Jy/beam ! Clean residual mean=0.000004 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.645167 Jy keep ! Adding 144 model components to the UV plane model. ! The established model now contains 232 components and 0.645167 Jy wmap "J0239-0234_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.817 x 0.9533 at -74.51 degrees (North through East) ! Clean map min=-0.0016107 max=0.59574 Jy/beam ! Writing clean map to FITS file: J0239-0234_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 0.595742 invert ! Inverting map ! Your choice of large map pixels excluded 1.18% of the data. ! The y-axis pixel size should ideally be below 0.1939 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000365749 device "J0239-0234_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0239-0234_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.184181 0.184181 0.368363 0.736726 1.47345 2.9469 5.8938 11.7876 23.5752 47.1504 94.3009 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.595 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.817 x 0.9533 at -74.51 degrees (North through East) ! Clean map min=-0.0016107 max=0.59574 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0239-0234_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0239-0234_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0239-0234_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:44:22 2010