! Started logfile: J1337-1257_X_2001_04_09_pus_uvs.log on Mon Oct 1 14:41:58 2007 obs J1337-1257_X_2001_04_09_pus_uva.fits ! Reading UV FITS file: J1337-1257_X_2001_04_09_pus_uva.fits ! AN table 1: 83 integrations on 190 of 190 possible baselines. ! AN table 2: 47 integrations on 190 of 190 possible baselines. ! AN table 3: 169 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.109681 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1337-1257 ! ! 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 1926 lines of history. ! ! Reading 24924 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1337-1257_X_2001_04_09_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1485 telescope corrections were flagged in sub-array 1. ! A total of 560 telescope corrections were flagged in sub-array 2. ! A total of 2362 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1485 telescope corrections were flagged in sub-array 1. ! A total of 560 telescope corrections were flagged in sub-array 2. ! A total of 2362 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1485 telescope corrections were flagged in sub-array 1. ! A total of 560 telescope corrections were flagged in sub-array 2. ! A total of 2362 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1485 telescope corrections were flagged in sub-array 1. ! A total of 560 telescope corrections were flagged in sub-array 2. ! A total of 2362 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=4.210237Jy sigma=0.043842 ! Fit after self-cal, rms=3.841054Jy sigma=0.040297 ! 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 1.25% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.6036 mas, bmaj=1.466 mas, bpa=-2.286 degrees ! Estimated noise=1039.51 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 = 3.51019 Jy ! Component: 100 - total flux cleaned = 4.40585 Jy ! Total flux subtracted in 100 components = 4.40585 Jy ! Clean residual min=-0.107493 max=0.357851 Jy/beam ! Clean residual mean=0.003057 rms=0.039250 Jy/beam ! Combined flux in latest and established models = 4.40585 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 4.40585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.747777Jy sigma=0.007832 ! Fit after self-cal, rms=0.746930Jy sigma=0.007828 ! Inverting map ! Your choice of large map pixels excluded 1.25% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.38224 Jy ! Component: 100 - total flux cleaned = 0.579985 Jy ! Total flux subtracted in 100 components = 0.579985 Jy ! Clean residual min=-0.065049 max=0.096507 Jy/beam ! Clean residual mean=0.000321 rms=0.020759 Jy/beam ! Combined flux in latest and established models = 4.98583 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 4.98584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.421586Jy sigma=0.003954 ! Fit after self-cal, rms=0.415252Jy sigma=0.003912 ! Inverting map ! Your choice of large map pixels excluded 1.25% of the data. ! The x-axis pixel size should ideally be below 0.1898 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 1.25% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.8763 mas, bmaj=2.216 mas, bpa=-2.552 degrees ! Estimated noise=462.717 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 = 0.165779 Jy ! Component: 100 - total flux cleaned = 0.227384 Jy ! Component: 150 - total flux cleaned = 0.252128 Jy ! Component: 200 - total flux cleaned = 0.256948 Jy ! Total flux subtracted in 200 components = 0.256948 Jy ! Clean residual min=-0.040290 max=0.040741 Jy/beam ! Clean residual mean=-0.001739 rms=0.010934 Jy/beam ! Combined flux in latest and established models = 5.24278 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 5.24278 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.360272Jy sigma=0.003162 ! Fit after self-cal, rms=0.358974Jy sigma=0.003155 ! Inverting map ! Your choice of large map pixels excluded 1.25% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.99 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 0.98 MC 1.10 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.34 WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 0.99 KK 1.17 KP 1.03 ! LA 1.03 MA 1.00* MC 1.00* MK 0.98 ! NL 1.01 NY 1.00* OV 1.01 PT 1.02 ! SC 0.98 TS 1.00* WF 0.97 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.01 GC 0.92 GG 1.00* ! HH 1.00* HN 0.99 KK 1.04 KP 1.02 ! LA 1.02 MA 1.00* MC 1.00* MK 0.95 ! NL 1.03 NY 1.00* OV 1.01 PT 1.02 ! SC 1.04 TS 0.91 WF 0.99 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.97 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 0.99 MC 1.04 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.37 WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 0.98 KK 1.17 KP 1.03 ! LA 1.02 MA 1.00* MC 1.00* MK 1.02 ! NL 0.96 NY 1.00* OV 1.00 PT 1.02 ! SC 0.98 TS 1.00* WF 0.98 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.01 GC 0.94 GG 1.00* ! HH 1.00* HN 0.99 KK 1.02 KP 1.02 ! LA 1.02 MA 1.00* MC 1.00* MK 1.00 ! NL 0.98 NY 1.00* OV 1.00 PT 1.02 ! SC 1.03 TS 0.91 WF 1.00 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.95 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 0.99 MC 1.14 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.46 WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 0.99 KK 1.13 KP 0.92 ! LA 1.03 MA 1.00* MC 1.00* MK 0.99 ! NL 0.96 NY 1.00* OV 0.97 PT 0.97 ! SC 0.97 TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.01 GC 1.17 GG 1.00* ! HH 1.00* HN 0.99 KK 1.03 KP 0.92 ! LA 1.02 MA 1.00* MC 1.00* MK 0.97 ! NL 0.98 NY 1.00* OV 0.97 PT 0.96 ! SC 1.03 TS 0.94 WF 1.04 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.95 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 0.98 MC 1.11 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.44 WF 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 0.99 KK 1.13 KP 1.13 ! LA 1.01 MA 1.00* MC 1.00* MK 1.02 ! NL 0.97 NY 1.00* OV 0.95 PT 1.01 ! SC 0.97 TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.00 GC 1.20 GG 1.00* ! HH 1.00* HN 1.00 KK 1.03 KP 1.13 ! LA 1.00 MA 1.00* MC 1.00* MK 1.00 ! NL 0.98 NY 1.00* OV 0.95 PT 1.01 ! SC 1.03 TS 0.93 WF 1.04 WZ 1.00* ! ! ! Fit before self-cal, rms=0.358974Jy sigma=0.003155 ! Fit after self-cal, rms=0.217808Jy sigma=0.001825 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.8914 mas, bmaj=2.409 mas, bpa=-2.142 degrees ! Estimated noise=462.636 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 (1.4, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0458019 Jy ! Component: 100 - total flux cleaned = 0.0495684 Jy ! Component: 150 - total flux cleaned = 0.0458628 Jy ! Component: 200 - total flux cleaned = 0.0425698 Jy ! Total flux subtracted in 200 components = 0.0425698 Jy ! Clean residual min=-0.017967 max=0.020065 Jy/beam ! Clean residual mean=-0.000800 rms=0.004862 Jy/beam ! Combined flux in latest and established models = 5.28535 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 34 components and 5.28535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205056Jy sigma=0.001709 ! Fit after self-cal, rms=0.203479Jy sigma=0.001698 ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 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=0.203479Jy sigma=0.001698 ! Fit after self-cal, rms=0.178397Jy sigma=0.001452 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.8911 mas, bmaj=2.404 mas, bpa=-2.154 degrees ! Estimated noise=462.638 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0161869 Jy ! Component: 100 - total flux cleaned = 0.0156618 Jy ! Component: 150 - total flux cleaned = 0.0151966 Jy ! Component: 200 - total flux cleaned = 0.0144011 Jy ! Total flux subtracted in 200 components = 0.0144011 Jy ! Clean residual min=-0.009479 max=0.013521 Jy/beam ! Clean residual mean=0.000511 rms=0.002757 Jy/beam ! Combined flux in latest and established models = 5.29975 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 43 components and 5.29975 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173646Jy sigma=0.001413 ! Fit after self-cal, rms=0.172567Jy sigma=0.001405 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 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 = 0.00324302 Jy ! Component: 100 - total flux cleaned = 0.00177501 Jy ! Component: 150 - total flux cleaned = 0.0011449 Jy ! Component: 200 - total flux cleaned = 0.000855536 Jy ! Total flux subtracted in 200 components = 0.000855536 Jy ! Clean residual min=-0.009941 max=0.010912 Jy/beam ! Clean residual mean=0.000486 rms=0.002450 Jy/beam ! Combined flux in latest and established models = 5.30061 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 5.30061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170393Jy sigma=0.001387 ! Fit after self-cal, rms=0.169788Jy sigma=0.001383 ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 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=0.169788Jy sigma=0.001383 ! Fit after self-cal, rms=0.169047Jy sigma=0.001378 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.8902 mas, bmaj=2.402 mas, bpa=-2.156 degrees ! Estimated noise=462.436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00555435 Jy ! Component: 100 - total flux cleaned = 0.00529584 Jy ! Component: 150 - total flux cleaned = 0.00479395 Jy ! Component: 200 - total flux cleaned = 0.0047963 Jy ! Total flux subtracted in 200 components = 0.0047963 Jy ! Clean residual min=-0.008245 max=0.009247 Jy/beam ! Clean residual mean=0.000401 rms=0.002093 Jy/beam ! Combined flux in latest and established models = 5.3054 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 5.30541 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167355Jy sigma=0.001364 ! Fit after self-cal, rms=0.166895Jy sigma=0.001361 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 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 = 0.00108994 Jy ! Component: 100 - total flux cleaned = 0.0015695 Jy ! Component: 150 - total flux cleaned = 0.00136921 Jy ! Component: 200 - total flux cleaned = 0.00137137 Jy ! Total flux subtracted in 200 components = 0.00137137 Jy ! Clean residual min=-0.007929 max=0.007842 Jy/beam ! Clean residual mean=0.000366 rms=0.001911 Jy/beam ! Combined flux in latest and established models = 5.30678 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 64 components and 5.30678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165901Jy sigma=0.001353 ! Fit after self-cal, rms=0.165616Jy sigma=0.001351 ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 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=0.165616Jy sigma=0.001351 ! Fit after self-cal, rms=0.165458Jy sigma=0.001350 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=2.083 mas, bmaj=4.451 mas, bpa=4.78 degrees ! Estimated noise=543.676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00293874 Jy ! Component: 100 - total flux cleaned = 0.00396287 Jy ! Component: 150 - total flux cleaned = 0.00442215 Jy ! Component: 200 - total flux cleaned = 0.00451702 Jy ! Total flux subtracted in 200 components = 0.00451702 Jy ! Clean residual min=-0.002926 max=0.005153 Jy/beam ! Clean residual mean=0.000532 rms=0.001445 Jy/beam ! Combined flux in latest and established models = 5.31129 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 71 components and 5.31129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164982Jy sigma=0.001346 ! Fit after self-cal, rms=0.164869Jy sigma=0.001346 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 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 = 0.000227861 Jy ! Component: 100 - total flux cleaned = 0.000551939 Jy ! Component: 150 - total flux cleaned = 0.000550527 Jy ! Component: 200 - total flux cleaned = 0.000636857 Jy ! Total flux subtracted in 200 components = 0.000636857 Jy ! Clean residual min=-0.002874 max=0.004966 Jy/beam ! Clean residual mean=0.000501 rms=0.001403 Jy/beam ! Combined flux in latest and established models = 5.31193 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 71 components and 5.31193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164516Jy sigma=0.001343 ! Fit after self-cal, rms=0.164414Jy sigma=0.001342 ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 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 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.8898 mas, bmaj=2.401 mas, bpa=-2.164 degrees ! Estimated noise=462.368 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8898 x 2.401 at -2.164 degrees (North through East) ! Clean map min=-0.0053583 max=4.8075 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=0.164414Jy sigma=0.001342 ! Fit after self-cal, rms=0.149403Jy sigma=0.001201 ! Inverting map and beam ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.8896 mas, bmaj=2.4 mas, bpa=-2.179 degrees ! Estimated noise=462.238 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000637581 Jy ! Component: 100 - total flux cleaned = 0.00125282 Jy ! Component: 150 - total flux cleaned = 0.0012623 Jy ! Component: 200 - total flux cleaned = 0.00142205 Jy ! Total flux subtracted in 200 components = 0.00142205 Jy ! Clean residual min=-0.006401 max=0.006147 Jy/beam ! Clean residual mean=0.000204 rms=0.001534 Jy/beam ! Combined flux in latest and established models = 5.31335 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 79 components and 5.31335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148698Jy sigma=0.001196 ! Fit after self-cal, rms=0.148568Jy sigma=0.001195 ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.95685e-05 Jy ! Component: 100 - total flux cleaned = 0.0002285 Jy ! Component: 150 - total flux cleaned = 0.000370001 Jy ! Component: 200 - total flux cleaned = 0.00023856 Jy ! Total flux subtracted in 200 components = 0.00023856 Jy ! Clean residual min=-0.006030 max=0.005706 Jy/beam ! Clean residual mean=0.000198 rms=0.001448 Jy/beam ! Combined flux in latest and established models = 5.31359 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 80 components and 5.31359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148076Jy sigma=0.001191 ! Fit after self-cal, rms=0.147977Jy sigma=0.001191 ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147977Jy sigma=0.001191 ! Fit after self-cal, rms=0.147921Jy sigma=0.001190 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 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.6088 mas, bmaj=1.632 mas, bpa=-2.442 degrees ! Estimated noise=1000.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.53531 Jy ! Component: 100 - total flux cleaned = 4.44884 Jy ! Component: 150 - total flux cleaned = 4.84417 Jy ! Component: 200 - total flux cleaned = 5.02973 Jy ! Total flux subtracted in 200 components = 5.02973 Jy ! Clean residual min=-0.024149 max=0.085259 Jy/beam ! Clean residual mean=0.001353 rms=0.009724 Jy/beam ! Combined flux in latest and established models = 5.02973 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 8 model components to the UV plane model. ! The established model now contains 8 components and 5.02973 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.8894 mas, bmaj=2.4 mas, bpa=-2.194 degrees ! Estimated noise=462.209 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 = 0.139537 Jy ! Component: 100 - total flux cleaned = 0.199257 Jy ! Component: 150 - total flux cleaned = 0.232292 Jy ! Component: 200 - total flux cleaned = 0.252506 Jy ! Total flux subtracted in 200 components = 0.252506 Jy ! Clean residual min=-0.006804 max=0.010698 Jy/beam ! Clean residual mean=0.001013 rms=0.002505 Jy/beam ! Combined flux in latest and established models = 5.28223 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 36 components and 5.28223 Jy ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Added new window around map position (0, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112713 Jy ! Component: 100 - total flux cleaned = 0.0156785 Jy ! Component: 150 - total flux cleaned = 0.0193717 Jy ! Component: 200 - total flux cleaned = 0.0224923 Jy ! Total flux subtracted in 200 components = 0.0224923 Jy ! Clean residual min=-0.005910 max=0.005211 Jy/beam ! Clean residual mean=0.000416 rms=0.001539 Jy/beam ! Combined flux in latest and established models = 5.30473 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 55 components and 5.30472 Jy ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 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 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=2.083 mas, bmaj=4.45 mas, bpa=4.768 degrees ! Estimated noise=543.746 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00555936 Jy ! Component: 100 - total flux cleaned = 0.00881945 Jy ! Component: 150 - total flux cleaned = 0.00992857 Jy ! Component: 200 - total flux cleaned = 0.0105952 Jy ! Total flux subtracted in 200 components = 0.0105952 Jy ! Clean residual min=-0.002409 max=0.004017 Jy/beam ! Clean residual mean=0.000303 rms=0.001064 Jy/beam ! Combined flux in latest and established models = 5.31532 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 = 0.00054464 Jy ! Component: 100 - total flux cleaned = 0.000854901 Jy ! Component: 150 - total flux cleaned = 0.000899652 Jy ! Component: 200 - total flux cleaned = 0.000942972 Jy ! Total flux subtracted in 200 components = 0.000942972 Jy ! Clean residual min=-0.002383 max=0.003815 Jy/beam ! Clean residual mean=0.000258 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 5.31626 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 85 components and 5.31626 Jy ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! Estimated beam: bmin=0.8894 mas, bmaj=2.4 mas, bpa=-2.194 degrees ! Estimated noise=462.209 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00176104 Jy ! Component: 100 - total flux cleaned = -0.00139064 Jy ! Component: 150 - total flux cleaned = -0.00123257 Jy ! Component: 200 - total flux cleaned = -0.00153428 Jy ! Total flux subtracted in 200 components = -0.00153428 Jy ! Clean residual min=-0.004689 max=0.004642 Jy/beam ! Clean residual mean=0.000159 rms=0.001225 Jy/beam ! Combined flux in latest and established models = 5.31473 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 98 components and 5.31473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149187Jy sigma=0.001189 ! Fit after self-cal, rms=0.148169Jy sigma=0.001181 wmodel J1337-1257_X_2001_04_09_pus_map.mod ! Writing 98 model components to file: J1337-1257_X_2001_04_09_pus_map.mod wobs J1337-1257_X_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J1337-1257_X_2001_04_09_pus_uvs.fits wwins J1337-1257_X_2001_04_09_pus_map.win ! wwins: Wrote 3 windows to J1337-1257_X_2001_04_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 6.19652e-05 Jy ! Component: 100 - total flux cleaned = 0.000602763 Jy ! Component: 150 - total flux cleaned = 0.000812305 Jy ! Component: 200 - total flux cleaned = 0.000879123 Jy ! Component: 250 - total flux cleaned = 0.00081743 Jy ! Component: 300 - total flux cleaned = 0.000695927 Jy ! Component: 350 - total flux cleaned = 0.000811852 Jy ! Component: 400 - total flux cleaned = 0.000867956 Jy ! Component: 450 - total flux cleaned = 0.00108907 Jy ! Component: 500 - total flux cleaned = 0.00135927 Jy ! Component: 550 - total flux cleaned = 0.00162313 Jy ! Component: 600 - total flux cleaned = 0.00188278 Jy ! Component: 650 - total flux cleaned = 0.00218893 Jy ! Component: 700 - total flux cleaned = 0.00248889 Jy ! Component: 750 - total flux cleaned = 0.0027346 Jy ! Component: 800 - total flux cleaned = 0.00302438 Jy ! Component: 850 - total flux cleaned = 0.00316711 Jy ! Component: 900 - total flux cleaned = 0.00340112 Jy ! Component: 950 - total flux cleaned = 0.00358528 Jy ! Component: 1000 - total flux cleaned = 0.00367654 Jy ! Total flux subtracted in 1024 components = 0.0037216 Jy ! Clean residual min=-0.002243 max=0.002247 Jy/beam ! Clean residual mean=0.000095 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 5.31845 Jy keep ! Adding 56 model components to the UV plane model. ! The established model now contains 152 components and 5.31845 Jy ![Exited script file: muppet] wmap "J1337-1257_X_2001_04_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8894 x 2.4 at -2.194 degrees (North through East) ! Clean map min=-0.0041795 max=4.7994 Jy/beam ! Writing clean map to FITS file: J1337-1257_X_2001_04_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 4.79944 invert ! Inverting map ! Your choice of large map pixels excluded 0.7% of the data. ! The x-axis pixel size should ideally be below 0.1898 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000829097 device "J1337-1257_X_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1337-1257_X_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0518246 0.0518246 0.103649 0.207298 0.414597 0.829194 1.65839 3.31677 6.63355 13.2671 26.5342 53.0684 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 4.799 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8894 x 2.4 at -2.194 degrees (North through East) ! Clean map min=-0.0041795 max=4.7994 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1337-1257_X_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1337-1257_X_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1337-1257_X_2001_04_09_pus_uvs.log closed on Mon Oct 1 14:42:08 2007