! Started logfile: J1809-4552_X_2013_01_09_pus_uvs.log on Mon Nov 3 15:55:44 2014 obs J1809-4552_X_2013_01_09_pus_uva.fits ! Reading UV FITS file: J1809-4552_X_2013_01_09_pus_uva.fits ! AN table 1: Unused. ! AN table 2: Unused. ! AN table 3: 52 integrations on 120 of 120 possible baselines. ! AN table 4: Unused. ! AN table 5: Unused. ! Apparent sampling: 0.0725962 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1809-4552 ! ! 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 2994 lines of history. ! ! Reading 1812 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 J1809-4552_X_2013_01_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 599 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 599 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 599 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 599 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.508355Jy sigma=0.004169 ! Fit after self-cal, rms=0.488359Jy sigma=0.004043 ! 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 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.6166 mas, bmaj=1.999 mas, bpa=0.578 degrees ! Estimated noise=3593.72 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 = 0.362516 Jy ! Component: 100 - total flux cleaned = 0.466672 Jy ! Total flux subtracted in 100 components = 0.466672 Jy ! Clean residual min=-0.051968 max=0.052400 Jy/beam ! Clean residual mean=0.003164 rms=0.018120 Jy/beam ! Combined flux in latest and established models = 0.466672 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.466672 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294128Jy sigma=0.001978 ! Fit after self-cal, rms=0.294057Jy sigma=0.001978 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1974 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 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.8035 mas, bmaj=2.887 mas, bpa=2.732 degrees ! Estimated noise=2187.47 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 = 0.145668 Jy ! Component: 100 - total flux cleaned = 0.2136 Jy ! Component: 150 - total flux cleaned = 0.245565 Jy ! Component: 200 - total flux cleaned = 0.260621 Jy ! Total flux subtracted in 200 components = 0.260621 Jy ! Clean residual min=-0.067602 max=0.043238 Jy/beam ! Clean residual mean=-0.005712 rms=0.020775 Jy/beam ! Combined flux in latest and established models = 0.727293 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.727293 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204117Jy sigma=0.001442 ! Fit after self-cal, rms=0.203606Jy sigma=0.001439 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.91 HH 1.00* HN 1.00* ! KP 0.80 LA 1.09 MC 1.00* MK 0.99 ! NL 1.00* NY 1.00* OV 1.16 PT 1.09 ! SC 0.99 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 HH 1.00* HN 1.00* ! KP 0.79 LA 1.13 MC 1.00* MK 1.00 ! NL 1.00* NY 1.00* OV 1.21 PT 1.19 ! SC 1.10 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.93 HH 1.00* HN 1.00* ! KP 0.68 LA 1.12 MC 1.00* MK 0.97 ! NL 1.00* NY 1.00* OV 1.18 PT 1.07 ! SC 0.95 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.01 HH 1.00* HN 1.00* ! KP 0.73 LA 1.19 MC 1.00* MK 0.95 ! NL 1.00* NY 1.00* OV 1.17 PT 1.23 ! SC 1.06 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.203606Jy sigma=0.001439 ! Fit after self-cal, rms=0.143572Jy sigma=0.001124 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.8113 mas, bmaj=2.825 mas, bpa=2.766 degrees ! Estimated noise=2199.87 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 = -0.00160371 Jy ! Component: 100 - total flux cleaned = -0.00193475 Jy ! Component: 150 - total flux cleaned = -0.0020839 Jy ! Component: 200 - total flux cleaned = -0.00221301 Jy ! Total flux subtracted in 200 components = -0.00221301 Jy ! Clean residual min=-0.011218 max=0.017077 Jy/beam ! Clean residual mean=0.000266 rms=0.004566 Jy/beam ! Combined flux in latest and established models = 0.72508 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 36 components and 0.72508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143317Jy sigma=0.001122 ! Fit after self-cal, rms=0.143184Jy sigma=0.001120 ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 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=0.143184Jy sigma=0.001120 ! Fit after self-cal, rms=0.143524Jy sigma=0.001119 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.8136 mas, bmaj=2.822 mas, bpa=2.661 degrees ! Estimated noise=2204.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00128613 Jy ! Component: 100 - total flux cleaned = -0.00152994 Jy ! Component: 150 - total flux cleaned = -0.00174093 Jy ! Component: 200 - total flux cleaned = -0.00192607 Jy ! Total flux subtracted in 200 components = -0.00192607 Jy ! Clean residual min=-0.011287 max=0.017437 Jy/beam ! Clean residual mean=0.000298 rms=0.004591 Jy/beam ! Combined flux in latest and established models = 0.723154 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 37 components and 0.723154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143394Jy sigma=0.001118 ! Fit after self-cal, rms=0.143384Jy sigma=0.001118 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 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 = 0.00021839 Jy ! Component: 100 - total flux cleaned = 5.29268e-05 Jy ! Component: 150 - total flux cleaned = -0.000164469 Jy ! Component: 200 - total flux cleaned = -0.000296893 Jy ! Total flux subtracted in 200 components = -0.000296893 Jy ! Clean residual min=-0.011074 max=0.017426 Jy/beam ! Clean residual mean=0.000316 rms=0.004583 Jy/beam ! Combined flux in latest and established models = 0.722857 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 39 components and 0.722857 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143339Jy sigma=0.001118 ! Fit after self-cal, rms=0.143332Jy sigma=0.001118 ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 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=0.143332Jy sigma=0.001118 ! Fit after self-cal, rms=0.140296Jy sigma=0.001091 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.81 mas, bmaj=2.798 mas, bpa=2.688 degrees ! Estimated noise=2198.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116961 Jy ! Component: 100 - total flux cleaned = 0.00133636 Jy ! Component: 150 - total flux cleaned = 0.00127118 Jy ! Component: 200 - total flux cleaned = 0.0012198 Jy ! Total flux subtracted in 200 components = 0.0012198 Jy ! Clean residual min=-0.009588 max=0.015816 Jy/beam ! Clean residual mean=0.000427 rms=0.003994 Jy/beam ! Combined flux in latest and established models = 0.724077 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 42 components and 0.724077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140196Jy sigma=0.001090 ! Fit after self-cal, rms=0.140230Jy sigma=0.001090 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 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 = -0.000181986 Jy ! Component: 100 - total flux cleaned = -0.000230485 Jy ! Component: 150 - total flux cleaned = -0.000271935 Jy ! Component: 200 - total flux cleaned = -0.000273123 Jy ! Total flux subtracted in 200 components = -0.000273123 Jy ! Clean residual min=-0.009515 max=0.015802 Jy/beam ! Clean residual mean=0.000441 rms=0.003970 Jy/beam ! Combined flux in latest and established models = 0.723804 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 45 components and 0.723804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140190Jy sigma=0.001090 ! Fit after self-cal, rms=0.140188Jy sigma=0.001090 ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 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=0.140188Jy sigma=0.001090 ! Fit after self-cal, rms=0.139829Jy sigma=0.001089 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=3.213 mas, bmaj=11.9 mas, bpa=-0.6991 degrees ! Estimated noise=3043.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015931 Jy ! Component: 100 - total flux cleaned = 0.00159919 Jy ! Component: 150 - total flux cleaned = 0.00159927 Jy ! Component: 200 - total flux cleaned = 0.00159803 Jy ! Total flux subtracted in 200 components = 0.00159803 Jy ! Clean residual min=-0.009363 max=0.016230 Jy/beam ! Clean residual mean=0.000787 rms=0.006557 Jy/beam ! Combined flux in latest and established models = 0.725402 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 47 components and 0.725402 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139889Jy sigma=0.001090 ! Fit after self-cal, rms=0.139843Jy sigma=0.001090 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 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 = -1.12567e-05 Jy ! Component: 100 - total flux cleaned = -1.51197e-05 Jy ! Component: 150 - total flux cleaned = -1.73009e-05 Jy ! Component: 200 - total flux cleaned = -1.90597e-05 Jy ! Total flux subtracted in 200 components = -1.90597e-05 Jy ! Clean residual min=-0.009410 max=0.016298 Jy/beam ! Clean residual mean=0.000790 rms=0.006572 Jy/beam ! Combined flux in latest and established models = 0.725383 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 47 components and 0.725383 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139896Jy sigma=0.001090 ! Fit after self-cal, rms=0.139855Jy sigma=0.001090 ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.8077 mas, bmaj=2.784 mas, bpa=2.644 degrees ! Estimated noise=2192.5 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8077 x 2.784 at 2.644 degrees (North through East) ! Clean map min=-0.0083523 max=0.54545 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=0.139855Jy sigma=0.001090 ! Fit after self-cal, rms=0.123357Jy sigma=0.000925 ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.8084 mas, bmaj=2.784 mas, bpa=2.592 degrees ! Estimated noise=2201.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103356 Jy ! Component: 100 - total flux cleaned = 0.00103323 Jy ! Component: 150 - total flux cleaned = 0.000967886 Jy ! Component: 200 - total flux cleaned = 0.000965116 Jy ! Total flux subtracted in 200 components = 0.000965116 Jy ! Clean residual min=-0.009393 max=0.015594 Jy/beam ! Clean residual mean=0.000427 rms=0.003960 Jy/beam ! Combined flux in latest and established models = 0.726348 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 47 components and 0.726348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123258Jy sigma=0.000924 ! Fit after self-cal, rms=0.123259Jy sigma=0.000924 ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000114119 Jy ! Component: 100 - total flux cleaned = -0.000113928 Jy ! Component: 150 - total flux cleaned = -0.000154864 Jy ! Component: 200 - total flux cleaned = -0.000156091 Jy ! Total flux subtracted in 200 components = -0.000156091 Jy ! Clean residual min=-0.009363 max=0.015541 Jy/beam ! Clean residual mean=0.000437 rms=0.003944 Jy/beam ! Combined flux in latest and established models = 0.726192 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 47 components and 0.726192 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123223Jy sigma=0.000924 ! Fit after self-cal, rms=0.123225Jy sigma=0.000924 ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123225Jy sigma=0.000924 ! Fit after self-cal, rms=0.122898Jy sigma=0.000924 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.6146 mas, bmaj=1.947 mas, bpa=0.5304 degrees ! Estimated noise=3582.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.354122 Jy ! Component: 100 - total flux cleaned = 0.45816 Jy ! Component: 150 - total flux cleaned = 0.523507 Jy ! Component: 200 - total flux cleaned = 0.571608 Jy ! Total flux subtracted in 200 components = 0.571608 Jy ! Clean residual min=-0.026749 max=0.030467 Jy/beam ! Clean residual mean=0.002091 rms=0.009244 Jy/beam ! Combined flux in latest and established models = 0.571608 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.571608 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.8065 mas, bmaj=2.771 mas, bpa=2.539 degrees ! Estimated noise=2196.01 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 = 0.0837974 Jy ! Component: 100 - total flux cleaned = 0.12225 Jy ! Component: 150 - total flux cleaned = 0.139965 Jy ! Component: 200 - total flux cleaned = 0.148131 Jy ! Total flux subtracted in 200 components = 0.148131 Jy ! Clean residual min=-0.008887 max=0.015865 Jy/beam ! Clean residual mean=0.000868 rms=0.004226 Jy/beam ! Combined flux in latest and established models = 0.719739 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 33 components and 0.719739 Jy ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=3.211 mas, bmaj=11.87 mas, bpa=-0.7389 degrees ! Estimated noise=3053.76 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00736633 Jy ! Component: 100 - total flux cleaned = 0.00791709 Jy ! Component: 150 - total flux cleaned = 0.00792225 Jy ! Component: 200 - total flux cleaned = 0.00792466 Jy ! Total flux subtracted in 200 components = 0.00792466 Jy ! Clean residual min=-0.010155 max=0.016275 Jy/beam ! Clean residual mean=0.000788 rms=0.006439 Jy/beam ! Combined flux in latest and established models = 0.727663 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 = 1.69465e-06 Jy ! Component: 100 - total flux cleaned = 3.1074e-06 Jy ! Component: 150 - total flux cleaned = 4.34464e-06 Jy ! Component: 200 - total flux cleaned = 5.44365e-06 Jy ! Total flux subtracted in 200 components = 5.44365e-06 Jy ! Clean residual min=-0.009652 max=0.015746 Jy/beam ! Clean residual mean=0.000788 rms=0.006233 Jy/beam ! Combined flux in latest and established models = 0.727669 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 37 components and 0.727669 Jy ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.8065 mas, bmaj=2.771 mas, bpa=2.539 degrees ! Estimated noise=2196.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00198048 Jy ! Component: 100 - total flux cleaned = -0.0019753 Jy ! Component: 150 - total flux cleaned = -0.00186681 Jy ! Component: 200 - total flux cleaned = -0.00187507 Jy ! Total flux subtracted in 200 components = -0.00187507 Jy ! Clean residual min=-0.008495 max=0.015090 Jy/beam ! Clean residual mean=0.000499 rms=0.003834 Jy/beam ! Combined flux in latest and established models = 0.725794 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 0.725794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122744Jy sigma=0.000923 ! Fit after self-cal, rms=0.122705Jy sigma=0.000922 wmodel J1809-4552_X_2013_01_09_pus_map.mod ! Writing 42 model components to file: J1809-4552_X_2013_01_09_pus_map.mod wobs J1809-4552_X_2013_01_09_pus_uvs.fits ! Writing UV FITS file: J1809-4552_X_2013_01_09_pus_uvs.fits wwins J1809-4552_X_2013_01_09_pus_map.win ! wwins: Wrote 1 windows to J1809-4552_X_2013_01_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 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00619732 Jy ! Component: 100 - total flux cleaned = 0.0089016 Jy ! Component: 150 - total flux cleaned = 0.00876797 Jy ! Component: 200 - total flux cleaned = 0.0087672 Jy ! Component: 250 - total flux cleaned = 0.00940731 Jy ! Component: 300 - total flux cleaned = 0.00979837 Jy ! Component: 350 - total flux cleaned = 0.0102463 Jy ! Component: 400 - total flux cleaned = 0.0104176 Jy ! Component: 450 - total flux cleaned = 0.0104968 Jy ! Component: 500 - total flux cleaned = 0.0105719 Jy ! Component: 550 - total flux cleaned = 0.0106452 Jy ! Component: 600 - total flux cleaned = 0.0105755 Jy ! Component: 650 - total flux cleaned = 0.0104385 Jy ! Component: 700 - total flux cleaned = 0.0102385 Jy ! Component: 750 - total flux cleaned = 0.0100436 Jy ! Component: 800 - total flux cleaned = 0.00979076 Jy ! Component: 850 - total flux cleaned = 0.00966766 Jy ! Component: 900 - total flux cleaned = 0.00948677 Jy ! Component: 950 - total flux cleaned = 0.00931067 Jy ! Component: 1000 - total flux cleaned = 0.0091396 Jy ! Total flux subtracted in 1024 components = 0.00902766 Jy ! Clean residual min=-0.003097 max=0.002998 Jy/beam ! Clean residual mean=-0.000045 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.734821 Jy keep ! Adding 50 model components to the UV plane model. ! The established model now contains 92 components and 0.734821 Jy ![Exited script file: muppet] wmap "J1809-4552_X_2013_01_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8065 x 2.771 at 2.539 degrees (North through East) ! Clean map min=-0.00618 max=0.54694 Jy/beam ! Writing clean map to FITS file: J1809-4552_X_2013_01_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.546937 invert ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00119597 device "J1809-4552_X_2013_01_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1809-4552_X_2013_01_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.655999 0.655999 1.312 2.624 5.24799 10.496 20.992 41.9839 83.9679 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0035 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.546 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8065 x 2.771 at 2.539 degrees (North through East) ! Clean map min=-0.00618 max=0.54694 Jy/beam quit ! Quitting program ! Log file J1809-4552_X_2013_01_09_pus_uvs.log closed on Mon Nov 3 15:55:44 2014