! Started logfile: J1337-1257_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:24:06 2010 obs J1337-1257_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1337-1257_X_2008_04_02_pus_uva.fits ! AN table 1: 34 integrations on 120 of 120 possible baselines. ! AN table 2: 9 integrations on 120 of 120 possible baselines. ! AN table 3: 152 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.135812 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 2288 lines of history. ! ! Reading 12712 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 354 telescope corrections were flagged in sub-array 1. ! A total of 108 telescope corrections were flagged in sub-array 2. ! A total of 1619 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 371 telescope corrections were flagged in sub-array 1. ! A total of 117 telescope corrections were flagged in sub-array 2. ! A total of 1637 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 354 telescope corrections were flagged in sub-array 1. ! A total of 108 telescope corrections were flagged in sub-array 2. ! A total of 1619 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 354 telescope corrections were flagged in sub-array 1. ! A total of 108 telescope corrections were flagged in sub-array 2. ! A total of 1620 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=4.040568Jy sigma=0.036562 ! Fit after self-cal, rms=3.700227Jy sigma=0.033622 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0663% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6897 mas, bmaj=0.9957 mas, bpa=-5.062 degrees ! Estimated noise=1540.24 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 = 3.49422 Jy ! Component: 100 - total flux cleaned = 4.30059 Jy ! Total flux subtracted in 100 components = 4.30059 Jy ! Clean residual min=-0.125490 max=0.313779 Jy/beam ! Clean residual mean=0.000978 rms=0.040031 Jy/beam ! Combined flux in latest and established models = 4.30059 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 4.30058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.758328Jy sigma=0.006932 ! Fit after self-cal, rms=0.757897Jy sigma=0.006930 ! Inverting map ! Your choice of large map pixels excluded 0.0663% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Added new window around map position (0.6, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.341175 Jy ! Component: 100 - total flux cleaned = 0.521338 Jy ! Total flux subtracted in 100 components = 0.521338 Jy ! Clean residual min=-0.094996 max=0.148724 Jy/beam ! Clean residual mean=0.000456 rms=0.027750 Jy/beam ! Combined flux in latest and established models = 4.82192 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 4.82192 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.562495Jy sigma=0.004688 ! Fit after self-cal, rms=0.561264Jy sigma=0.004679 ! Inverting map ! Your choice of large map pixels excluded 0.0663% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0663% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=1.007 mas, bmaj=1.802 mas, bpa=-12.66 degrees ! Estimated noise=752.809 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 = 0.154088 Jy ! Component: 100 - total flux cleaned = 0.227179 Jy ! Component: 150 - total flux cleaned = 0.265473 Jy ! Component: 200 - total flux cleaned = 0.279302 Jy ! Total flux subtracted in 200 components = 0.279302 Jy ! Clean residual min=-0.093080 max=0.096310 Jy/beam ! Clean residual mean=0.000198 rms=0.025054 Jy/beam ! Combined flux in latest and established models = 5.10122 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 5.10122 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.530135Jy sigma=0.004244 ! Fit after self-cal, rms=0.528102Jy sigma=0.004228 ! Inverting map ! Your choice of large map pixels excluded 0.0663% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 HH 0.92 HN 0.94 ! KK 0.97 KP 1.00 LA 0.99 MK 0.97 ! NL 0.97 NY 1.00* ON 1.11 OV 0.98 ! PT 0.97 SC 0.94 WZ 1.02 ZC 0.91 ! ! 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 1.00* ON 1.20 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.00 ZC 1.01 ! ! A total of 84 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00 HH 0.94 HN 1.07 ! KK 1.00* KP 1.03 LA 1.01 MK 0.97 ! NL 1.00 NY 1.00* ON 1.06 OV 0.99 ! PT 1.00 SC 1.04 WZ 1.05 ZC 1.11 ! ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 HH 1.00* HN 0.94 ! KK 0.96 KP 0.95 LA 0.97 MK 0.96 ! NL 0.95 NY 1.00* ON 1.00* OV 0.96 ! PT 0.96 SC 0.93 WZ 1.00* ZC 1.00* ! ! A total of 27 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* ! KK 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* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 111 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.99 HH 0.98 HN 1.08 ! KK 1.00* KP 0.98 LA 0.99 MK 0.96 ! NL 0.97 NY 1.00* ON 1.06 OV 0.96 ! PT 0.99 SC 1.05 WZ 1.12 ZC 1.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HH 0.93 HN 0.93 ! KK 1.02 KP 0.98 LA 1.00 MK 0.98 ! NL 0.95 NY 1.00* ON 1.11 OV 0.99 ! PT 0.96 SC 0.97 WZ 0.98 ZC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! 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 1.16 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.00 ZC 0.98 ! ! A total of 84 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.99 HH 0.94 HN 1.07 ! KK 1.00* KP 1.00 LA 1.03 MK 0.98 ! NL 0.99 NY 1.00* ON 1.03 OV 0.99 ! PT 0.99 SC 1.07 WZ 1.00 ZC 1.11 ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HH 0.97 HN 0.93 ! KK 0.99 KP 0.97 LA 0.98 MK 1.00 ! NL 0.96 NY 1.00* ON 1.08 OV 0.98 ! PT 0.95 SC 0.97 WZ 0.98 ZC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.97 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.17 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.00 ZC 1.00 ! ! A total of 84 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.98 HH 0.98 HN 1.08 ! KK 1.00* KP 1.00 LA 1.01 MK 1.00 ! NL 1.00 NY 1.00* ON 1.03 OV 0.98 ! PT 0.98 SC 1.08 WZ 0.99 ZC 1.15 ! ! ! Fit before self-cal, rms=0.528102Jy sigma=0.004228 ! Fit after self-cal, rms=0.463237Jy sigma=0.003661 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=1.004 mas, bmaj=1.914 mas, bpa=-12.8 degrees ! Estimated noise=755.231 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 = -0.00710551 Jy ! Component: 100 - total flux cleaned = -0.0094449 Jy ! Component: 150 - total flux cleaned = -0.009985 Jy ! Component: 200 - total flux cleaned = -0.010397 Jy ! Total flux subtracted in 200 components = -0.010397 Jy ! Clean residual min=-0.063312 max=0.066065 Jy/beam ! Clean residual mean=-0.000212 rms=0.017243 Jy/beam ! Combined flux in latest and established models = 5.09083 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 5.09083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.461523Jy sigma=0.003651 ! Fit after self-cal, rms=0.461445Jy sigma=0.003650 ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 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=0.461445Jy sigma=0.003650 ! Fit after self-cal, rms=0.447005Jy sigma=0.003604 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=1.005 mas, bmaj=1.914 mas, bpa=-12.95 degrees ! Estimated noise=754.586 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00884222 Jy ! Component: 100 - total flux cleaned = -0.010768 Jy ! Component: 150 - total flux cleaned = -0.0111655 Jy ! Component: 200 - total flux cleaned = -0.0111583 Jy ! Total flux subtracted in 200 components = -0.0111583 Jy ! Clean residual min=-0.062676 max=0.066085 Jy/beam ! Clean residual mean=-0.000177 rms=0.017097 Jy/beam ! Combined flux in latest and established models = 5.07967 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 5.07967 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.445867Jy sigma=0.003597 ! Fit after self-cal, rms=0.445811Jy sigma=0.003596 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 = 0.00030355 Jy ! Component: 100 - total flux cleaned = -0.000605441 Jy ! Component: 150 - total flux cleaned = -0.000883452 Jy ! Component: 200 - total flux cleaned = -0.00087569 Jy ! Total flux subtracted in 200 components = -0.00087569 Jy ! Clean residual min=-0.062494 max=0.066027 Jy/beam ! Clean residual mean=-0.000169 rms=0.017070 Jy/beam ! Combined flux in latest and established models = 5.07879 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 5.07879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.445287Jy sigma=0.003594 ! Fit after self-cal, rms=0.445252Jy sigma=0.003594 ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 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=0.445252Jy sigma=0.003594 ! Fit after self-cal, rms=0.366204Jy sigma=0.002657 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=1.001 mas, bmaj=1.912 mas, bpa=-12.86 degrees ! Estimated noise=753.964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00951116 Jy ! Component: 100 - total flux cleaned = 0.0108726 Jy ! Component: 150 - total flux cleaned = 0.0102807 Jy ! Component: 200 - total flux cleaned = 0.00976688 Jy ! Total flux subtracted in 200 components = 0.00976688 Jy ! Clean residual min=-0.028752 max=0.041904 Jy/beam ! Clean residual mean=-0.000383 rms=0.010694 Jy/beam ! Combined flux in latest and established models = 5.08856 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 41 components and 5.08856 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.362920Jy sigma=0.002642 ! Fit after self-cal, rms=0.362754Jy sigma=0.002641 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 = -0.00233054 Jy ! Component: 100 - total flux cleaned = -0.00329072 Jy ! Component: 150 - total flux cleaned = -0.0041791 Jy ! Component: 200 - total flux cleaned = -0.00498837 Jy ! Total flux subtracted in 200 components = -0.00498837 Jy ! Clean residual min=-0.029006 max=0.041819 Jy/beam ! Clean residual mean=-0.000361 rms=0.010560 Jy/beam ! Combined flux in latest and established models = 5.08357 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 42 components and 5.08357 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.361044Jy sigma=0.002634 ! Fit after self-cal, rms=0.360970Jy sigma=0.002634 ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 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=0.360970Jy sigma=0.002634 ! Fit after self-cal, rms=0.360454Jy sigma=0.002629 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=2.274 mas, bmaj=4.176 mas, bpa=-16.83 degrees ! Estimated noise=888.544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103001 Jy ! Component: 100 - total flux cleaned = 0.0103137 Jy ! Component: 150 - total flux cleaned = 0.00958433 Jy ! Component: 200 - total flux cleaned = 0.0089152 Jy ! Total flux subtracted in 200 components = 0.0089152 Jy ! Clean residual min=-0.024148 max=0.028403 Jy/beam ! Clean residual mean=-0.000959 rms=0.008950 Jy/beam ! Combined flux in latest and established models = 5.09249 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 45 components and 5.09249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.359667Jy sigma=0.002630 ! Fit after self-cal, rms=0.359453Jy sigma=0.002627 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 = 0.0010578 Jy ! Component: 100 - total flux cleaned = 1.8237e-05 Jy ! Component: 150 - total flux cleaned = -0.000611449 Jy ! Component: 200 - total flux cleaned = -0.00118 Jy ! Total flux subtracted in 200 components = -0.00118 Jy ! Clean residual min=-0.023852 max=0.028134 Jy/beam ! Clean residual mean=-0.000948 rms=0.008886 Jy/beam ! Combined flux in latest and established models = 5.09131 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 50 components and 5.09131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.359197Jy sigma=0.002630 ! Fit after self-cal, rms=0.359133Jy sigma=0.002629 ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.9984 mas, bmaj=1.911 mas, bpa=-12.81 degrees ! Estimated noise=754.051 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9984 x 1.911 at -12.81 degrees (North through East) ! Clean map min=-0.02615 max=4.605 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=0.359133Jy sigma=0.002629 ! Fit after self-cal, rms=0.303895Jy sigma=0.002026 ! Inverting map and beam ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.9969 mas, bmaj=1.914 mas, bpa=-12.81 degrees ! Estimated noise=754.301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00447445 Jy ! Component: 100 - total flux cleaned = 0.0040938 Jy ! Component: 150 - total flux cleaned = 0.00371815 Jy ! Component: 200 - total flux cleaned = 0.00372312 Jy ! Total flux subtracted in 200 components = 0.00372312 Jy ! Clean residual min=-0.028907 max=0.041269 Jy/beam ! Clean residual mean=-0.000409 rms=0.010421 Jy/beam ! Combined flux in latest and established models = 5.09503 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 51 components and 5.09503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301620Jy sigma=0.002019 ! Fit after self-cal, rms=0.301313Jy sigma=0.002017 ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000163233 Jy ! Component: 100 - total flux cleaned = -0.00115115 Jy ! Component: 150 - total flux cleaned = -0.00234708 Jy ! Component: 200 - total flux cleaned = -0.00317476 Jy ! Total flux subtracted in 200 components = -0.00317476 Jy ! Clean residual min=-0.029053 max=0.041106 Jy/beam ! Clean residual mean=-0.000393 rms=0.010352 Jy/beam ! Combined flux in latest and established models = 5.09185 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 51 components and 5.09185 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300097Jy sigma=0.002013 ! Fit after self-cal, rms=0.299965Jy sigma=0.002012 ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.299965Jy sigma=0.002012 ! Fit after self-cal, rms=0.300247Jy sigma=0.002009 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 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6858 mas, bmaj=1.027 mas, bpa=-6.44 degrees ! Estimated noise=1528.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.41509 Jy ! Component: 100 - total flux cleaned = 4.21846 Jy ! Component: 150 - total flux cleaned = 4.56665 Jy ! Component: 200 - total flux cleaned = 4.74829 Jy ! Total flux subtracted in 200 components = 4.74829 Jy ! Clean residual min=-0.045482 max=0.094114 Jy/beam ! Clean residual mean=0.000092 rms=0.013278 Jy/beam ! Combined flux in latest and established models = 4.74829 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 13 model components to the UV plane model. ! The established model now contains 13 components and 4.74829 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.9955 mas, bmaj=1.912 mas, bpa=-12.78 degrees ! Estimated noise=754.169 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 = 0.186452 Jy ! Component: 100 - total flux cleaned = 0.272469 Jy ! Component: 150 - total flux cleaned = 0.31351 Jy ! Component: 200 - total flux cleaned = 0.325489 Jy ! Total flux subtracted in 200 components = 0.325489 Jy ! Clean residual min=-0.028252 max=0.048822 Jy/beam ! Clean residual mean=-0.000395 rms=0.010924 Jy/beam ! Combined flux in latest and established models = 5.07378 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 24 components and 5.07378 Jy ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Added new window around map position (-1.4, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0223406 Jy ! Component: 100 - total flux cleaned = 0.0215742 Jy ! Component: 150 - total flux cleaned = 0.0182201 Jy ! Component: 200 - total flux cleaned = 0.0152542 Jy ! Total flux subtracted in 200 components = 0.0152542 Jy ! Clean residual min=-0.025848 max=0.037584 Jy/beam ! Clean residual mean=-0.000456 rms=0.009699 Jy/beam ! Combined flux in latest and established models = 5.08903 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 40 components and 5.08904 Jy ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=2.271 mas, bmaj=4.181 mas, bpa=-16.81 degrees ! Estimated noise=890.388 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00174927 Jy ! Component: 100 - total flux cleaned = -0.00260565 Jy ! Component: 150 - total flux cleaned = -0.0038062 Jy ! Component: 200 - total flux cleaned = -0.00456116 Jy ! Total flux subtracted in 200 components = -0.00456116 Jy ! Clean residual min=-0.024590 max=0.027334 Jy/beam ! Clean residual mean=-0.000896 rms=0.008590 Jy/beam ! Combined flux in latest and established models = 5.08447 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 = -0.00106263 Jy ! Component: 100 - total flux cleaned = -0.00172986 Jy ! Component: 150 - total flux cleaned = -0.00172653 Jy ! Component: 200 - total flux cleaned = -0.00170795 Jy ! Total flux subtracted in 200 components = -0.00170795 Jy ! Clean residual min=-0.023823 max=0.027364 Jy/beam ! Clean residual mean=-0.000877 rms=0.008565 Jy/beam ! Combined flux in latest and established models = 5.08277 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 52 components and 5.08277 Jy ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.9955 mas, bmaj=1.912 mas, bpa=-12.78 degrees ! Estimated noise=754.169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00452187 Jy ! Component: 100 - total flux cleaned = 0.00393823 Jy ! Component: 150 - total flux cleaned = 0.00339591 Jy ! Component: 200 - total flux cleaned = 0.00197656 Jy ! Total flux subtracted in 200 components = 0.00197656 Jy ! Clean residual min=-0.026103 max=0.034946 Jy/beam ! Clean residual mean=-0.000432 rms=0.009281 Jy/beam ! Combined flux in latest and established models = 5.08474 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 62 components and 5.08474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287457Jy sigma=0.001938 ! Fit after self-cal, rms=0.286243Jy sigma=0.001927 wmodel J1337-1257_X_2008_04_02_pus_map.mod ! Writing 62 model components to file: J1337-1257_X_2008_04_02_pus_map.mod wobs J1337-1257_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1337-1257_X_2008_04_02_pus_uvs.fits wwins J1337-1257_X_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J1337-1257_X_2008_04_02_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0157966 Jy ! Component: 100 - total flux cleaned = 0.029423 Jy ! Component: 150 - total flux cleaned = 0.0406615 Jy ! Component: 200 - total flux cleaned = 0.0456915 Jy ! Component: 250 - total flux cleaned = 0.0508997 Jy ! Component: 300 - total flux cleaned = 0.055851 Jy ! Component: 350 - total flux cleaned = 0.0574381 Jy ! Component: 400 - total flux cleaned = 0.0589723 Jy ! Component: 450 - total flux cleaned = 0.0593399 Jy ! Component: 500 - total flux cleaned = 0.0600699 Jy ! Component: 550 - total flux cleaned = 0.0607786 Jy ! Component: 600 - total flux cleaned = 0.0614753 Jy ! Component: 650 - total flux cleaned = 0.0618151 Jy ! Component: 700 - total flux cleaned = 0.0611455 Jy ! Component: 750 - total flux cleaned = 0.0611469 Jy ! Component: 800 - total flux cleaned = 0.0605083 Jy ! Component: 850 - total flux cleaned = 0.0611396 Jy ! Component: 900 - total flux cleaned = 0.0614461 Jy ! Component: 950 - total flux cleaned = 0.0614449 Jy ! Component: 1000 - total flux cleaned = 0.0620458 Jy ! Total flux subtracted in 1024 components = 0.0623429 Jy ! Clean residual min=-0.014695 max=0.014718 Jy/beam ! Clean residual mean=-0.000840 rms=0.006643 Jy/beam ! Combined flux in latest and established models = 5.14708 Jy keep ! Adding 60 model components to the UV plane model. ! The established model now contains 122 components and 5.14708 Jy wmap "J1337-1257_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9955 x 1.912 at -12.78 degrees (North through East) ! Clean map min=-0.028947 max=4.616 Jy/beam ! Writing clean map to FITS file: J1337-1257_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 4.61601 invert ! Inverting map ! Your choice of large map pixels excluded 0.069% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00665016 device "J1337-1257_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1337-1257_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.432202 0.432202 0.864403 1.72881 3.45761 6.91523 13.8305 27.6609 55.3218 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0199 print "peak=",int(1000*peak_flux)/1000 ! peak= 4.616 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9955 x 1.912 at -12.78 degrees (North through East) ! Clean map min=-0.028947 max=4.616 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1337-1257_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1337-1257_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1337-1257_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:24:09 2010