! Started logfile: J0006-0623_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:13:39 2010 obs J0006-0623_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0006-0623_X_2007_12_05_pus_uva.fits ! AN table 1: 280 integrations on 136 of 136 possible baselines. ! AN table 2: 127 integrations on 136 of 136 possible baselines. ! AN table 3: 134 integrations on 136 of 136 possible baselines. ! AN table 4: 26 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0658004 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0006-0623 ! ! 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 1501 lines of history. ! ! Reading 20296 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 3489 telescope corrections were flagged in sub-array 1. ! A total of 1671 telescope corrections were flagged in sub-array 2. ! A total of 1693 telescope corrections were flagged in sub-array 3. ! A total of 252 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 3489 telescope corrections were flagged in sub-array 1. ! A total of 1671 telescope corrections were flagged in sub-array 2. ! A total of 1693 telescope corrections were flagged in sub-array 3. ! A total of 252 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 3489 telescope corrections were flagged in sub-array 1. ! A total of 1671 telescope corrections were flagged in sub-array 2. ! A total of 1693 telescope corrections were flagged in sub-array 3. ! A total of 252 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 3703 telescope corrections were flagged in sub-array 1. ! A total of 1793 telescope corrections were flagged in sub-array 2. ! A total of 1798 telescope corrections were flagged in sub-array 3. ! A total of 252 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.811584Jy sigma=0.005550 ! Fit after self-cal, rms=0.403196Jy sigma=0.003429 ! 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 7.2% of the data. ! The x-axis pixel size should ideally be below 0.1881 milli-arcsec ! Estimated beam: bmin=0.6192 mas, bmaj=0.8602 mas, bpa=2.576 degrees ! Estimated noise=1301.01 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 = 0.802149 Jy ! Component: 100 - total flux cleaned = 1.03349 Jy ! Total flux subtracted in 100 components = 1.03349 Jy ! Clean residual min=-0.061131 max=0.151844 Jy/beam ! Clean residual mean=0.002011 rms=0.020788 Jy/beam ! Combined flux in latest and established models = 1.03349 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.03349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373370Jy sigma=0.003181 ! Fit after self-cal, rms=0.373147Jy sigma=0.003180 ! Inverting map ! Your choice of large map pixels excluded 7.2% of the data. ! The x-axis pixel size should ideally be below 0.1881 milli-arcsec ! Added new window around map position (-1.6, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.148256 Jy ! Component: 100 - total flux cleaned = 0.232464 Jy ! Total flux subtracted in 100 components = 0.232464 Jy ! Clean residual min=-0.050994 max=0.095034 Jy/beam ! Clean residual mean=0.001064 rms=0.014775 Jy/beam ! Combined flux in latest and established models = 1.26595 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 1.26595 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314917Jy sigma=0.002238 ! Fit after self-cal, rms=0.308584Jy sigma=0.002195 ! Inverting map ! Your choice of large map pixels excluded 7.2% of the data. ! The x-axis pixel size should ideally be below 0.1881 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 7.2% of the data. ! The x-axis pixel size should ideally be below 0.1881 milli-arcsec ! Estimated beam: bmin=0.6882 mas, bmaj=0.8248 mas, bpa=-4.959 degrees ! Estimated noise=699.366 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 (-1.8, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.104625 Jy ! Component: 100 - total flux cleaned = 0.157156 Jy ! Component: 150 - total flux cleaned = 0.18888 Jy ! Component: 200 - total flux cleaned = 0.208463 Jy ! Total flux subtracted in 200 components = 0.208463 Jy ! Clean residual min=-0.022219 max=0.059473 Jy/beam ! Clean residual mean=0.008276 rms=0.009014 Jy/beam ! Combined flux in latest and established models = 1.47441 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 37 components and 1.47441 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.289941Jy sigma=0.001673 ! Fit after self-cal, rms=0.287219Jy sigma=0.001642 ! Inverting map ! Your choice of large map pixels excluded 7.2% of the data. ! The x-axis pixel size should ideally be below 0.1881 milli-arcsec ! Added new window around map position (-6.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0580222 Jy ! Component: 100 - total flux cleaned = 0.0831491 Jy ! Component: 150 - total flux cleaned = 0.0888701 Jy ! Component: 200 - total flux cleaned = 0.0924962 Jy ! Total flux subtracted in 200 components = 0.0924962 Jy ! Clean residual min=-0.029144 max=0.030249 Jy/beam ! Clean residual mean=-0.000720 rms=0.006908 Jy/beam ! Combined flux in latest and established models = 1.56691 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 71 components and 1.56691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.277586Jy sigma=0.001510 ! Fit after self-cal, rms=0.275863Jy sigma=0.001494 ! Inverting map ! Your choice of large map pixels excluded 7.2% of the data. ! The x-axis pixel size should ideally be below 0.1881 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.98 HH 1.04 HN 1.12 ! KB 0.98 KP 1.00 LA 0.92 MK 1.00* ! NL 1.04 NY 1.00* ON 1.16 OV 0.92 ! PT 0.94 SV 1.06 TS 0.97 WZ 1.04 ! ZC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.99 HN 1.00* ! KB 1.01 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 0.99 WZ 1.00* ! ZC 0.96 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00 HN 1.00* ! KB 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* SV 1.16 TS 1.00* WZ 1.01 ! ZC 0.99 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.94 FD 0.96 HH 1.00* HN 1.23 ! KB 1.00* KP 1.00 LA 0.94 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.96 ! PT 0.95 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HH 1.03 HN 1.16 ! KB 0.98 KP 0.97 LA 0.91 MK 1.00* ! NL 1.02 NY 1.00* ON 1.14 OV 0.91 ! PT 1.00 SV 1.02 TS 0.99 WZ 1.02 ! ZC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.99 HN 1.00* ! KB 1.03 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 1.00 WZ 1.00* ! ZC 0.99 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.99 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.96 OV 1.00* ! PT 1.00* SV 1.11 TS 1.00* WZ 1.00 ! ZC 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.95 HH 1.00* HN 1.23 ! KB 1.00* KP 0.95 LA 0.93 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 0.95 ! PT 0.99 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 HH 0.95 HN 1.08 ! KB 0.99 KP 1.00 LA 0.95 MK 1.00* ! NL 1.03 NY 1.00* ON 1.15 OV 0.94 ! PT 1.01 SV 1.01 TS 0.99 WZ 1.01 ! ZC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.89 HN 1.00* ! KB 1.03 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 1.01 WZ 1.00* ! ZC 0.94 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.95 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.92 OV 1.00* ! PT 1.00* SV 1.11 TS 1.00* WZ 0.96 ! ZC 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.97 HH 1.00* HN 1.22 ! KB 1.00* KP 1.00 LA 0.96 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 0.99 ! PT 0.99 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 360 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HH 0.88 HN 1.09 ! KB 1.06 KP 1.00 LA 0.92 MK 1.00* ! NL 1.03 NY 1.00* ON 1.13 OV 0.96 ! PT 1.00 SV 1.02 TS 1.23 WZ 1.02 ! ZC 1.00* ! ! A total of 366 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.96 OV 1.00* ! PT 1.00* SV 1.05 TS 1.00* WZ 0.98 ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 0.97 HH 1.00* HN 1.23 ! KB 1.00* KP 1.00 LA 0.94 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.98 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.275863Jy sigma=0.001494 ! Fit after self-cal, rms=0.277772Jy sigma=0.001309 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6806 mas, bmaj=0.8052 mas, bpa=-5.109 degrees ! Estimated noise=723.227 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 (-3.8, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0140731 Jy ! Component: 100 - total flux cleaned = 0.0170088 Jy ! Component: 150 - total flux cleaned = 0.0177584 Jy ! Component: 200 - total flux cleaned = 0.018356 Jy ! Total flux subtracted in 200 components = 0.018356 Jy ! Clean residual min=-0.012622 max=0.011088 Jy/beam ! Clean residual mean=-0.002025 rms=0.002538 Jy/beam ! Combined flux in latest and established models = 1.58527 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 1.58527 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276088Jy sigma=0.001290 ! Fit after self-cal, rms=0.276060Jy sigma=0.001289 ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 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=0.276060Jy sigma=0.001289 ! Fit after self-cal, rms=0.268996Jy sigma=0.001262 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6799 mas, bmaj=0.8027 mas, bpa=-5.006 degrees ! Estimated noise=722.558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00568309 Jy ! Component: 100 - total flux cleaned = 0.00626301 Jy ! Component: 150 - total flux cleaned = 0.00673182 Jy ! Component: 200 - total flux cleaned = 0.00712799 Jy ! Total flux subtracted in 200 components = 0.00712799 Jy ! Clean residual min=-0.010677 max=0.007871 Jy/beam ! Clean residual mean=-0.001383 rms=0.001880 Jy/beam ! Combined flux in latest and established models = 1.59239 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 94 components and 1.59239 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268355Jy sigma=0.001255 ! Fit after self-cal, rms=0.268219Jy sigma=0.001255 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 = 0.000866312 Jy ! Component: 100 - total flux cleaned = 0.00120876 Jy ! Component: 150 - total flux cleaned = 0.00152723 Jy ! Component: 200 - total flux cleaned = 0.00181684 Jy ! Total flux subtracted in 200 components = 0.00181684 Jy ! Clean residual min=-0.010948 max=0.006889 Jy/beam ! Clean residual mean=-0.001527 rms=0.001802 Jy/beam ! Combined flux in latest and established models = 1.59421 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 97 components and 1.59421 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267924Jy sigma=0.001253 ! Fit after self-cal, rms=0.267905Jy sigma=0.001253 ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 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=0.267905Jy sigma=0.001253 ! Fit after self-cal, rms=0.265588Jy sigma=0.001243 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.681 mas, bmaj=0.8011 mas, bpa=-5.124 degrees ! Estimated noise=722.389 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00347627 Jy ! Component: 100 - total flux cleaned = 0.00419822 Jy ! Component: 150 - total flux cleaned = 0.00434996 Jy ! Component: 200 - total flux cleaned = 0.00463883 Jy ! Total flux subtracted in 200 components = 0.00463883 Jy ! Clean residual min=-0.008396 max=0.006597 Jy/beam ! Clean residual mean=-0.000640 rms=0.001580 Jy/beam ! Combined flux in latest and established models = 1.59885 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 99 components and 1.59885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265331Jy sigma=0.001240 ! Fit after self-cal, rms=0.265259Jy sigma=0.001240 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 = 0.000837811 Jy ! Component: 100 - total flux cleaned = 0.00110589 Jy ! Component: 150 - total flux cleaned = 0.00135614 Jy ! Component: 200 - total flux cleaned = 0.00159074 Jy ! Total flux subtracted in 200 components = 0.00159074 Jy ! Clean residual min=-0.008526 max=0.006048 Jy/beam ! Clean residual mean=-0.000763 rms=0.001531 Jy/beam ! Combined flux in latest and established models = 1.60044 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 99 components and 1.60044 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265089Jy sigma=0.001239 ! Fit after self-cal, rms=0.265078Jy sigma=0.001239 ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 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=0.265078Jy sigma=0.001239 ! Fit after self-cal, rms=0.263694Jy sigma=0.001238 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=2.795 mas, bmaj=4.597 mas, bpa=-0.1474 degrees ! Estimated noise=856.416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0032611 Jy ! Component: 100 - total flux cleaned = 0.00377929 Jy ! Component: 150 - total flux cleaned = 0.00403621 Jy ! Component: 200 - total flux cleaned = 0.00418322 Jy ! Total flux subtracted in 200 components = 0.00418322 Jy ! Clean residual min=-0.007884 max=0.005135 Jy/beam ! Clean residual mean=-0.001170 rms=0.001632 Jy/beam ! Combined flux in latest and established models = 1.60462 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 112 components and 1.60462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263736Jy sigma=0.001237 ! Fit after self-cal, rms=0.263693Jy sigma=0.001237 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 = 0.000602091 Jy ! Component: 100 - total flux cleaned = 0.00073239 Jy ! Component: 150 - total flux cleaned = 0.000842976 Jy ! Component: 200 - total flux cleaned = 0.000893031 Jy ! Total flux subtracted in 200 components = 0.000893031 Jy ! Clean residual min=-0.008140 max=0.004580 Jy/beam ! Clean residual mean=-0.001319 rms=0.001621 Jy/beam ! Combined flux in latest and established models = 1.60552 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 117 components and 1.60552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263719Jy sigma=0.001237 ! Fit after self-cal, rms=0.263714Jy sigma=0.001237 ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6812 mas, bmaj=0.8001 mas, bpa=-5.143 degrees ! Estimated noise=721.499 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6812 x 0.8001 at -5.143 degrees (North through East) ! Clean map min=-0.0085724 max=0.97137 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=0.263714Jy sigma=0.001237 ! Fit after self-cal, rms=0.248045Jy sigma=0.000999 ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6826 mas, bmaj=0.8012 mas, bpa=-5.285 degrees ! Estimated noise=722.643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000397159 Jy ! Component: 100 - total flux cleaned = 0.000778989 Jy ! Component: 150 - total flux cleaned = 0.00100913 Jy ! Component: 200 - total flux cleaned = 0.00122459 Jy ! Total flux subtracted in 200 components = 0.00122459 Jy ! Clean residual min=-0.007280 max=0.005172 Jy/beam ! Clean residual mean=-0.000307 rms=0.001336 Jy/beam ! Combined flux in latest and established models = 1.60674 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 122 components and 1.60674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247862Jy sigma=0.000998 ! Fit after self-cal, rms=0.247862Jy sigma=0.000998 ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000498051 Jy ! Component: 100 - total flux cleaned = 0.000496332 Jy ! Component: 150 - total flux cleaned = 0.000496265 Jy ! Component: 200 - total flux cleaned = 0.000498937 Jy ! Total flux subtracted in 200 components = 0.000498937 Jy ! Clean residual min=-0.007092 max=0.004948 Jy/beam ! Clean residual mean=-0.000345 rms=0.001308 Jy/beam ! Combined flux in latest and established models = 1.60724 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 124 components and 1.60724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247727Jy sigma=0.000997 ! Fit after self-cal, rms=0.247719Jy sigma=0.000997 ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247719Jy sigma=0.000997 ! Fit after self-cal, rms=0.247102Jy sigma=0.000997 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 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6298 mas, bmaj=0.8348 mas, bpa=2.347 degrees ! Estimated noise=1306.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.811776 Jy ! Component: 100 - total flux cleaned = 1.0567 Jy ! Component: 150 - total flux cleaned = 1.1952 Jy ! Component: 200 - total flux cleaned = 1.28554 Jy ! Total flux subtracted in 200 components = 1.28554 Jy ! Clean residual min=-0.027307 max=0.051649 Jy/beam ! Clean residual mean=0.001274 rms=0.009508 Jy/beam ! Combined flux in latest and established models = 1.28554 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 25 model components to the UV plane model. ! The established model now contains 25 components and 1.28554 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6826 mas, bmaj=0.8003 mas, bpa=-5.268 degrees ! Estimated noise=721.947 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 (-0.8, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0997984 Jy ! Component: 100 - total flux cleaned = 0.164572 Jy ! Component: 150 - total flux cleaned = 0.20908 Jy ! Component: 200 - total flux cleaned = 0.240357 Jy ! Total flux subtracted in 200 components = 0.240357 Jy ! Clean residual min=-0.004535 max=0.019385 Jy/beam ! Clean residual mean=0.006105 rms=0.003342 Jy/beam ! Combined flux in latest and established models = 1.5259 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 66 components and 1.5259 Jy ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Added new window around map position (-3.2, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0228109 Jy ! Component: 100 - total flux cleaned = 0.0391189 Jy ! Component: 150 - total flux cleaned = 0.0509916 Jy ! Component: 200 - total flux cleaned = 0.0597341 Jy ! Total flux subtracted in 200 components = 0.0597341 Jy ! Clean residual min=-0.005487 max=0.008696 Jy/beam ! Clean residual mean=0.001497 rms=0.001661 Jy/beam ! Combined flux in latest and established models = 1.58563 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 87 components and 1.58563 Jy ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Added new window around map position (0.2, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00849757 Jy ! Component: 100 - total flux cleaned = 0.0139763 Jy ! Component: 150 - total flux cleaned = 0.0180193 Jy ! Component: 200 - total flux cleaned = 0.0195594 Jy ! Total flux subtracted in 200 components = 0.0195594 Jy ! Clean residual min=-0.006424 max=0.005946 Jy/beam ! Clean residual mean=-0.000020 rms=0.001385 Jy/beam ! Combined flux in latest and established models = 1.60519 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 100 components and 1.60519 Jy ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=2.792 mas, bmaj=4.595 mas, bpa=-0.2065 degrees ! Estimated noise=855.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280643 Jy ! Component: 100 - total flux cleaned = 0.00344505 Jy ! Component: 150 - total flux cleaned = 0.00387055 Jy ! Component: 200 - total flux cleaned = 0.00422239 Jy ! Total flux subtracted in 200 components = 0.00422239 Jy ! Clean residual min=-0.005861 max=0.004302 Jy/beam ! Clean residual mean=-0.000717 rms=0.001372 Jy/beam ! Combined flux in latest and established models = 1.60941 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 = 0.000289678 Jy ! Component: 100 - total flux cleaned = 0.000480245 Jy ! Component: 150 - total flux cleaned = 0.000522513 Jy ! Component: 200 - total flux cleaned = 0.000559355 Jy ! Total flux subtracted in 200 components = 0.000559355 Jy ! Clean residual min=-0.005854 max=0.004102 Jy/beam ! Clean residual mean=-0.000808 rms=0.001328 Jy/beam ! Combined flux in latest and established models = 1.60997 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 109 components and 1.60997 Jy ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6826 mas, bmaj=0.8003 mas, bpa=-5.268 degrees ! Estimated noise=721.947 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000269333 Jy ! Component: 100 - total flux cleaned = 0.000159127 Jy ! Component: 150 - total flux cleaned = 6.60796e-05 Jy ! Component: 200 - total flux cleaned = -2.03709e-05 Jy ! Total flux subtracted in 200 components = -2.03709e-05 Jy ! Clean residual min=-0.006918 max=0.004704 Jy/beam ! Clean residual mean=-0.000385 rms=0.001269 Jy/beam ! Combined flux in latest and established models = 1.60995 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 120 components and 1.60995 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246782Jy sigma=0.000996 ! Fit after self-cal, rms=0.246543Jy sigma=0.000994 wmodel J0006-0623_X_2007_12_05_pus_map.mod ! Writing 120 model components to file: J0006-0623_X_2007_12_05_pus_map.mod wobs J0006-0623_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0006-0623_X_2007_12_05_pus_uvs.fits wwins J0006-0623_X_2007_12_05_pus_map.win ! wwins: Wrote 8 windows to J0006-0623_X_2007_12_05_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 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00253184 Jy ! Component: 100 - total flux cleaned = -0.00325546 Jy ! Component: 150 - total flux cleaned = -0.00367751 Jy ! Component: 200 - total flux cleaned = -0.00367848 Jy ! Component: 250 - total flux cleaned = -0.00367959 Jy ! Component: 300 - total flux cleaned = -0.00375404 Jy ! Component: 350 - total flux cleaned = -0.00382467 Jy ! Component: 400 - total flux cleaned = -0.00382441 Jy ! Component: 450 - total flux cleaned = -0.003825 Jy ! Component: 500 - total flux cleaned = -0.00382556 Jy ! Component: 550 - total flux cleaned = -0.00388857 Jy ! Component: 600 - total flux cleaned = -0.00388764 Jy ! Component: 650 - total flux cleaned = -0.00388777 Jy ! Component: 700 - total flux cleaned = -0.00388833 Jy ! Component: 750 - total flux cleaned = -0.00400529 Jy ! Component: 800 - total flux cleaned = -0.00394808 Jy ! Component: 850 - total flux cleaned = -0.00400441 Jy ! Component: 900 - total flux cleaned = -0.00400386 Jy ! Component: 950 - total flux cleaned = -0.00394896 Jy ! Component: 1000 - total flux cleaned = -0.00394877 Jy ! Component: 1050 - total flux cleaned = -0.00400105 Jy ! Component: 1100 - total flux cleaned = -0.00389686 Jy ! Component: 1150 - total flux cleaned = -0.00394827 Jy ! Component: 1200 - total flux cleaned = -0.00399867 Jy ! Component: 1250 - total flux cleaned = -0.00394876 Jy ! Component: 1300 - total flux cleaned = -0.00394918 Jy ! Component: 1350 - total flux cleaned = -0.00399778 Jy ! Component: 1400 - total flux cleaned = -0.00399808 Jy ! Component: 1450 - total flux cleaned = -0.00404557 Jy ! Component: 1500 - total flux cleaned = -0.00413871 Jy ! Component: 1550 - total flux cleaned = -0.00418458 Jy ! Component: 1600 - total flux cleaned = -0.00423 Jy ! Component: 1650 - total flux cleaned = -0.00427477 Jy ! Component: 1700 - total flux cleaned = -0.00431873 Jy ! Component: 1750 - total flux cleaned = -0.00431851 Jy ! Component: 1800 - total flux cleaned = -0.00431839 Jy ! Component: 1850 - total flux cleaned = -0.00431857 Jy ! Component: 1900 - total flux cleaned = -0.00440383 Jy ! Component: 1950 - total flux cleaned = -0.00440371 Jy ! Component: 2000 - total flux cleaned = -0.00440376 Jy ! Total flux subtracted in 2048 components = -0.00440356 Jy ! Clean residual min=-0.002351 max=0.002159 Jy/beam ! Clean residual mean=-0.000050 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 1.60555 Jy keep ! Adding 133 model components to the UV plane model. ! The established model now contains 253 components and 1.60555 Jy wmap "J0006-0623_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6826 x 0.8003 at -5.268 degrees (North through East) ! Clean map min=-0.0036802 max=0.97497 Jy/beam ! Writing clean map to FITS file: J0006-0623_X_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.974975 invert ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000721846 device "J0006-0623_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0006-0623_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.222112 0.222112 0.444224 0.888449 1.7769 3.5538 7.10759 14.2152 28.4304 56.8607 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.974 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6826 x 0.8003 at -5.268 degrees (North through East) ! Clean map min=-0.0036802 max=0.97497 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0006-0623_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0006-0623_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0006-0623_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:13:50 2010