! Started logfile: J1316-3338_X_2008_04_02_pus_uvs.log on Sun Feb 21 18:24:58 2010 obs J1316-3338_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1316-3338_X_2008_04_02_pus_uva.fits ! AN table 1: 50 integrations on 120 of 120 possible baselines. ! AN table 2: 63 integrations on 120 of 120 possible baselines. ! AN table 3: 45 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.12769 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1316-3338 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2284 lines of history. ! ! Reading 9684 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 513 telescope corrections were flagged in sub-array 1. ! A total of 775 telescope corrections were flagged in sub-array 2. ! A total of 402 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 513 telescope corrections were flagged in sub-array 1. ! A total of 775 telescope corrections were flagged in sub-array 2. ! A total of 402 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 513 telescope corrections were flagged in sub-array 1. ! A total of 775 telescope corrections were flagged in sub-array 2. ! A total of 402 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 513 telescope corrections were flagged in sub-array 1. ! A total of 775 telescope corrections were flagged in sub-array 2. ! A total of 402 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.826766Jy sigma=0.007173 ! Fit after self-cal, rms=0.378407Jy sigma=0.003043 ! 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 0.779% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.7266 mas, bmaj=2.02 mas, bpa=-0.4269 degrees ! Estimated noise=1562.23 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 = 0.505739 Jy ! Component: 100 - total flux cleaned = 0.618931 Jy ! Total flux subtracted in 100 components = 0.618931 Jy ! Clean residual min=-0.024391 max=0.049178 Jy/beam ! Clean residual mean=0.001841 rms=0.008162 Jy/beam ! Combined flux in latest and established models = 0.618931 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.618931 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184678Jy sigma=0.001510 ! Fit after self-cal, rms=0.184689Jy sigma=0.001510 ! Inverting map ! Your choice of large map pixels excluded 0.779% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Added new window around map position (0.8, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0486512 Jy ! Component: 100 - total flux cleaned = 0.0741234 Jy ! Total flux subtracted in 100 components = 0.0741234 Jy ! Clean residual min=-0.018555 max=0.031378 Jy/beam ! Clean residual mean=0.001142 rms=0.005700 Jy/beam ! Combined flux in latest and established models = 0.693054 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 6 components and 0.693054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166136Jy sigma=0.001334 ! Fit after self-cal, rms=0.166110Jy sigma=0.001333 ! Inverting map ! Your choice of large map pixels excluded 0.779% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 0.779% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.9838 mas, bmaj=3.01 mas, bpa=-5.161 degrees ! Estimated noise=864.613 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 = 0.0269772 Jy ! Component: 100 - total flux cleaned = 0.0394231 Jy ! Component: 150 - total flux cleaned = 0.0457394 Jy ! Component: 200 - total flux cleaned = 0.0464017 Jy ! Total flux subtracted in 200 components = 0.0464017 Jy ! Clean residual min=-0.013978 max=0.024918 Jy/beam ! Clean residual mean=0.003189 rms=0.006643 Jy/beam ! Combined flux in latest and established models = 0.739456 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 21 components and 0.739456 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162212Jy sigma=0.001298 ! Fit after self-cal, rms=0.162169Jy sigma=0.001297 ! Inverting map ! Your choice of large map pixels excluded 0.779% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HH 1.00* HN 1.00* ! KK 0.93 KP 1.02 LA 0.99 MK 0.94 ! NL 1.18 NY 1.00* ON 1.00* OV 0.98 ! PT 1.00 SC 0.98 WZ 1.00* ZC 1.00* ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 HH 1.00* HN 1.26 ! KK 1.00* KP 1.05 LA 0.98 MK 1.00* ! NL 1.28 NY 1.00* ON 1.00* OV 1.00* ! PT 1.02 SC 1.00* WZ 1.00* ZC 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 0.98 HH 1.00* HN 1.16 ! KK 1.00* KP 1.03 LA 0.99 MK 1.00* ! NL 0.94 NY 1.00* ON 1.00* OV 1.03 ! PT 1.05 SC 0.96 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HH 1.00* HN 1.00* ! KK 0.95 KP 0.96 LA 0.99 MK 0.95 ! NL 1.12 NY 1.00* ON 1.00* OV 0.98 ! PT 0.97 SC 0.99 WZ 1.00* ZC 1.00* ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 HH 1.00* HN 1.27 ! KK 1.00* KP 0.99 LA 0.95 MK 1.00* ! NL 1.23 NY 1.00* ON 1.00* OV 1.00* ! PT 0.98 SC 1.00* WZ 1.00* ZC 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 0.95 HH 1.00* HN 1.15 ! KK 1.00* KP 0.96 LA 0.98 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 1.02 ! PT 1.04 SC 0.95 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HH 1.00* HN 1.00* ! KK 1.01 KP 0.98 LA 1.00 MK 0.99 ! NL 1.15 NY 1.00* ON 1.00* OV 1.00 ! PT 0.97 SC 0.99 WZ 1.00* ZC 1.00* ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.93 HH 1.00* HN 1.16 ! KK 1.00* KP 1.05 LA 0.99 MK 1.00* ! NL 1.22 NY 1.00* ON 1.00* OV 1.00* ! PT 1.02 SC 1.00* WZ 1.00* ZC 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 0.96 HH 1.00* HN 1.13 ! KK 1.00* KP 0.97 LA 0.99 MK 1.00* ! NL 0.94 NY 1.00* ON 1.00* OV 1.02 ! PT 1.03 SC 1.00 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HH 1.00* HN 1.00* ! KK 0.97 KP 0.97 LA 0.99 MK 1.04 ! NL 1.14 NY 1.00* ON 1.00* OV 0.98 ! PT 0.96 SC 1.00 WZ 1.00* ZC 1.00* ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.93 HH 1.00* HN 1.18 ! KK 1.00* KP 1.04 LA 0.99 MK 1.00* ! NL 1.21 NY 1.00* ON 1.00* OV 1.00* ! PT 0.96 SC 1.00* WZ 1.00* ZC 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 0.95 HH 1.00* HN 1.13 ! KK 1.00* KP 0.98 LA 0.96 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 1.03 ! PT 1.02 SC 1.00 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.162169Jy sigma=0.001297 ! Fit after self-cal, rms=0.160228Jy sigma=0.001239 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.835% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.9695 mas, bmaj=2.998 mas, bpa=-4.025 degrees ! Estimated noise=895.435 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 = -0.00813949 Jy ! Component: 100 - total flux cleaned = -0.00925796 Jy ! Component: 150 - total flux cleaned = -0.0101437 Jy ! Component: 200 - total flux cleaned = -0.0105031 Jy ! Total flux subtracted in 200 components = -0.0105031 Jy ! Clean residual min=-0.011896 max=0.020028 Jy/beam ! Clean residual mean=0.001205 rms=0.005236 Jy/beam ! Combined flux in latest and established models = 0.728953 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 31 components and 0.728953 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159190Jy sigma=0.001231 ! Fit after self-cal, rms=0.159278Jy sigma=0.001231 ! Inverting map ! Your choice of large map pixels excluded 0.835% 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=0.159278Jy sigma=0.001231 ! Fit after self-cal, rms=0.160068Jy sigma=0.001229 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.835% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.9709 mas, bmaj=3 mas, bpa=-3.999 degrees ! Estimated noise=894.889 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00596478 Jy ! Component: 100 - total flux cleaned = -0.0070112 Jy ! Component: 150 - total flux cleaned = -0.00752319 Jy ! Component: 200 - total flux cleaned = -0.00753215 Jy ! Total flux subtracted in 200 components = -0.00753215 Jy ! Clean residual min=-0.010445 max=0.019459 Jy/beam ! Clean residual mean=0.001124 rms=0.005138 Jy/beam ! Combined flux in latest and established models = 0.721421 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 0.721421 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159469Jy sigma=0.001225 ! Fit after self-cal, rms=0.159428Jy sigma=0.001225 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.835% 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 = -0.000421753 Jy ! Component: 100 - total flux cleaned = -0.00019594 Jy ! Component: 150 - total flux cleaned = -0.000297723 Jy ! Component: 200 - total flux cleaned = -0.00030125 Jy ! Total flux subtracted in 200 components = -0.00030125 Jy ! Clean residual min=-0.010085 max=0.019331 Jy/beam ! Clean residual mean=0.001130 rms=0.005165 Jy/beam ! Combined flux in latest and established models = 0.72112 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 37 components and 0.72112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159261Jy sigma=0.001224 ! Fit after self-cal, rms=0.159236Jy sigma=0.001224 ! Inverting map ! Your choice of large map pixels excluded 0.835% 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=0.159236Jy sigma=0.001224 ! Fit after self-cal, rms=0.160346Jy sigma=0.001222 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.835% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.9717 mas, bmaj=3.001 mas, bpa=-3.97 degrees ! Estimated noise=895.385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00416167 Jy ! Component: 100 - total flux cleaned = -0.0047886 Jy ! Component: 150 - total flux cleaned = -0.00528898 Jy ! Component: 200 - total flux cleaned = -0.00528721 Jy ! Total flux subtracted in 200 components = -0.00528722 Jy ! Clean residual min=-0.009211 max=0.019009 Jy/beam ! Clean residual mean=0.001044 rms=0.005083 Jy/beam ! Combined flux in latest and established models = 0.715832 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 38 components and 0.715832 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160022Jy sigma=0.001220 ! Fit after self-cal, rms=0.160001Jy sigma=0.001220 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.835% 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 = -0.00026936 Jy ! Component: 100 - total flux cleaned = -9.05196e-05 Jy ! Component: 150 - total flux cleaned = -8.93075e-05 Jy ! Component: 200 - total flux cleaned = -2.10903e-05 Jy ! Total flux subtracted in 200 components = -2.10903e-05 Jy ! Clean residual min=-0.008962 max=0.018869 Jy/beam ! Clean residual mean=0.001042 rms=0.005102 Jy/beam ! Combined flux in latest and established models = 0.715811 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.715811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159899Jy sigma=0.001219 ! Fit after self-cal, rms=0.159879Jy sigma=0.001219 ! Inverting map ! Your choice of large map pixels excluded 0.835% 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=0.159879Jy sigma=0.001219 ! Fit after self-cal, rms=0.160842Jy sigma=0.001218 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.835% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=2.469 mas, bmaj=7.082 mas, bpa=-5.791 degrees ! Estimated noise=1042.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00089224 Jy ! Component: 100 - total flux cleaned = -0.000791402 Jy ! Component: 150 - total flux cleaned = -0.000534587 Jy ! Component: 200 - total flux cleaned = -0.000307254 Jy ! Total flux subtracted in 200 components = -0.000307254 Jy ! Clean residual min=-0.010252 max=0.028394 Jy/beam ! Clean residual mean=0.001562 rms=0.008360 Jy/beam ! Combined flux in latest and established models = 0.715504 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 46 components and 0.715504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160702Jy sigma=0.001217 ! Fit after self-cal, rms=0.160667Jy sigma=0.001217 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.835% 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 = -0.000269719 Jy ! Component: 100 - total flux cleaned = -0.000127435 Jy ! Component: 150 - total flux cleaned = 7.30566e-05 Jy ! Component: 200 - total flux cleaned = 0.000250676 Jy ! Total flux subtracted in 200 components = 0.000250676 Jy ! Clean residual min=-0.010131 max=0.028291 Jy/beam ! Clean residual mean=0.001548 rms=0.008379 Jy/beam ! Combined flux in latest and established models = 0.715755 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 50 components and 0.715755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160631Jy sigma=0.001217 ! Fit after self-cal, rms=0.160595Jy sigma=0.001217 ! Inverting map ! Your choice of large map pixels excluded 0.835% 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 0.835% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.972 mas, bmaj=3.001 mas, bpa=-3.955 degrees ! Estimated noise=895.743 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.972 x 3.001 at -3.955 degrees (North through East) ! Clean map min=-0.0076789 max=0.64974 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=0.160595Jy sigma=0.001217 ! Fit after self-cal, rms=0.150387Jy sigma=0.001107 ! Inverting map and beam ! Your choice of large map pixels excluded 0.835% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.9706 mas, bmaj=3.003 mas, bpa=-3.94 degrees ! Estimated noise=895.233 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0027301 Jy ! Component: 100 - total flux cleaned = -0.00302256 Jy ! Component: 150 - total flux cleaned = -0.00333815 Jy ! Component: 200 - total flux cleaned = -0.00333614 Jy ! Total flux subtracted in 200 components = -0.00333614 Jy ! Clean residual min=-0.007977 max=0.018846 Jy/beam ! Clean residual mean=0.000882 rms=0.004963 Jy/beam ! Combined flux in latest and established models = 0.712419 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 0.712419 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150272Jy sigma=0.001107 ! Fit after self-cal, rms=0.150249Jy sigma=0.001106 ! Inverting map ! Your choice of large map pixels excluded 0.835% 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 = -6.7686e-05 Jy ! Component: 100 - total flux cleaned = -1.23213e-05 Jy ! Component: 150 - total flux cleaned = -6.51006e-05 Jy ! Component: 200 - total flux cleaned = -0.000113942 Jy ! Total flux subtracted in 200 components = -0.000113942 Jy ! Clean residual min=-0.007806 max=0.018924 Jy/beam ! Clean residual mean=0.000885 rms=0.004976 Jy/beam ! Combined flux in latest and established models = 0.712305 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 59 components and 0.712305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150205Jy sigma=0.001106 ! Fit after self-cal, rms=0.150200Jy sigma=0.001106 ! Inverting map ! Your choice of large map pixels excluded 0.835% 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=0.150200Jy sigma=0.001106 ! Fit after self-cal, rms=0.150817Jy sigma=0.001106 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 0.835% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.7211 mas, bmaj=2.057 mas, bpa=0.8978 degrees ! Estimated noise=1642.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.515143 Jy ! Component: 100 - total flux cleaned = 0.628123 Jy ! Component: 150 - total flux cleaned = 0.658222 Jy ! Component: 200 - total flux cleaned = 0.672186 Jy ! Total flux subtracted in 200 components = 0.672186 Jy ! Clean residual min=-0.008640 max=0.013529 Jy/beam ! Clean residual mean=0.000565 rms=0.002952 Jy/beam ! Combined flux in latest and established models = 0.672186 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.672186 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.835% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.9711 mas, bmaj=3.004 mas, bpa=-3.923 degrees ! Estimated noise=895.203 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 = 0.0176243 Jy ! Component: 100 - total flux cleaned = 0.0264438 Jy ! Component: 150 - total flux cleaned = 0.0311576 Jy ! Component: 200 - total flux cleaned = 0.033462 Jy ! Total flux subtracted in 200 components = 0.033462 Jy ! Clean residual min=-0.007630 max=0.018904 Jy/beam ! Clean residual mean=0.000992 rms=0.005046 Jy/beam ! Combined flux in latest and established models = 0.705648 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 33 components and 0.705648 Jy ! Inverting map ! Your choice of large map pixels excluded 0.835% 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 0.835% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=2.478 mas, bmaj=7.088 mas, bpa=-5.628 degrees ! Estimated noise=1040.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00432463 Jy ! Component: 100 - total flux cleaned = 0.00471618 Jy ! Component: 150 - total flux cleaned = 0.00484473 Jy ! Component: 200 - total flux cleaned = 0.00496227 Jy ! Total flux subtracted in 200 components = 0.00496227 Jy ! Clean residual min=-0.010189 max=0.027730 Jy/beam ! Clean residual mean=0.001503 rms=0.008298 Jy/beam ! Combined flux in latest and established models = 0.71061 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 = 5.74882e-05 Jy ! Component: 100 - total flux cleaned = 0.000165792 Jy ! Component: 150 - total flux cleaned = 0.000218282 Jy ! Component: 200 - total flux cleaned = 0.000319104 Jy ! Total flux subtracted in 200 components = 0.000319104 Jy ! Clean residual min=-0.010209 max=0.027645 Jy/beam ! Clean residual mean=0.001487 rms=0.008277 Jy/beam ! Combined flux in latest and established models = 0.710929 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 0.710929 Jy ! Inverting map ! Your choice of large map pixels excluded 0.835% 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 0.835% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.9711 mas, bmaj=3.004 mas, bpa=-3.923 degrees ! Estimated noise=895.203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0024934 Jy ! Component: 100 - total flux cleaned = -0.00257914 Jy ! Component: 150 - total flux cleaned = -0.00251577 Jy ! Component: 200 - total flux cleaned = -0.00245394 Jy ! Total flux subtracted in 200 components = -0.00245394 Jy ! Clean residual min=-0.007586 max=0.019043 Jy/beam ! Clean residual mean=0.000907 rms=0.004985 Jy/beam ! Combined flux in latest and established models = 0.708475 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.708475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150886Jy sigma=0.001106 ! Fit after self-cal, rms=0.150821Jy sigma=0.001106 wmodel J1316-3338_X_2008_04_02_pus_map.mod ! Writing 45 model components to file: J1316-3338_X_2008_04_02_pus_map.mod wobs J1316-3338_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1316-3338_X_2008_04_02_pus_uvs.fits wwins J1316-3338_X_2008_04_02_pus_map.win ! wwins: Wrote 2 windows to J1316-3338_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 0.835% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00793724 Jy ! Component: 100 - total flux cleaned = 0.0141219 Jy ! Component: 150 - total flux cleaned = 0.0192228 Jy ! Component: 200 - total flux cleaned = 0.0234721 Jy ! Component: 250 - total flux cleaned = 0.0271063 Jy ! Component: 300 - total flux cleaned = 0.0290418 Jy ! Component: 350 - total flux cleaned = 0.0305427 Jy ! Component: 400 - total flux cleaned = 0.031491 Jy ! Component: 450 - total flux cleaned = 0.0323603 Jy ! Component: 500 - total flux cleaned = 0.0329048 Jy ! Component: 550 - total flux cleaned = 0.0334233 Jy ! Component: 600 - total flux cleaned = 0.033666 Jy ! Component: 650 - total flux cleaned = 0.0338967 Jy ! Component: 700 - total flux cleaned = 0.034042 Jy ! Component: 750 - total flux cleaned = 0.0343193 Jy ! Component: 800 - total flux cleaned = 0.0345843 Jy ! Component: 850 - total flux cleaned = 0.0347759 Jy ! Component: 900 - total flux cleaned = 0.0348994 Jy ! Component: 950 - total flux cleaned = 0.0349598 Jy ! Component: 1000 - total flux cleaned = 0.0349611 Jy ! Total flux subtracted in 1024 components = 0.0350171 Jy ! Clean residual min=-0.003496 max=0.002967 Jy/beam ! Clean residual mean=-0.000043 rms=0.001330 Jy/beam ! Combined flux in latest and established models = 0.743492 Jy keep ! Adding 75 model components to the UV plane model. ! The established model now contains 120 components and 0.743492 Jy wmap "J1316-3338_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.835% 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: 0.9711 x 3.004 at -3.923 degrees (North through East) ! Clean map min=-0.0052734 max=0.6581 Jy/beam ! Writing clean map to FITS file: J1316-3338_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.658105 invert ! Inverting map ! Your choice of large map pixels excluded 0.835% 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 0.00133174 device "J1316-3338_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1316-3338_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.607081 0.607081 1.21416 2.42832 4.85665 9.7133 19.4266 38.8532 77.7064 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0039 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.658 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9711 x 3.004 at -3.923 degrees (North through East) ! Clean map min=-0.0052734 max=0.6581 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1316-3338_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1316-3338_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1316-3338_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 18:25:01 2010