! Started logfile: J1623+0741_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:42:59 2011 obs J1623+0741_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J1623+0741_X_2010_06_23_pus_uva.fits ! AN table 1: 96 integrations on 105 of 105 possible baselines. ! AN table 2: 96 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.506498 visibilities/baseline/integration-bin. ! Found source: J1623+0741 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3588 lines of history. ! ! Reading 40844 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 J1623+0741_X_2010_06_23_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 402 telescope corrections were flagged in sub-array 1. ! A total of 411 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 402 telescope corrections were flagged in sub-array 1. ! A total of 500 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 402 telescope corrections were flagged in sub-array 1. ! A total of 475 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 402 telescope corrections were flagged in sub-array 1. ! A total of 427 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.870366Jy sigma=0.010735 ! Fit after self-cal, rms=0.844636Jy sigma=0.010533 ! 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 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! Estimated beam: bmin=0.5712 mas, bmaj=1.788 mas, bpa=-0.5037 degrees ! Estimated noise=691.836 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 = 0.126752 Jy ! Component: 100 - total flux cleaned = 0.158008 Jy ! Total flux subtracted in 100 components = 0.158008 Jy ! Clean residual min=-0.005207 max=0.012799 Jy/beam ! Clean residual mean=0.000198 rms=0.001982 Jy/beam ! Combined flux in latest and established models = 0.158008 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.158008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134427Jy sigma=0.001372 ! Fit after self-cal, rms=0.134401Jy sigma=0.001372 ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136454 Jy ! Component: 100 - total flux cleaned = 0.0199545 Jy ! Total flux subtracted in 100 components = 0.0199545 Jy ! Clean residual min=-0.004424 max=0.007021 Jy/beam ! Clean residual mean=0.000111 rms=0.001462 Jy/beam ! Combined flux in latest and established models = 0.177963 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.177963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132864Jy sigma=0.001340 ! Fit after self-cal, rms=0.132853Jy sigma=0.001339 ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 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 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! Estimated beam: bmin=0.7402 mas, bmaj=2.001 mas, bpa=-0.2624 degrees ! Estimated noise=298.183 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 = 0.00685778 Jy ! Component: 100 - total flux cleaned = 0.0105455 Jy ! Component: 150 - total flux cleaned = 0.0127832 Jy ! Component: 200 - total flux cleaned = 0.014193 Jy ! Total flux subtracted in 200 components = 0.014193 Jy ! Clean residual min=-0.002341 max=0.004288 Jy/beam ! Clean residual mean=0.000088 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.192156 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 39 components and 0.192156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132615Jy sigma=0.001333 ! Fit after self-cal, rms=0.132619Jy sigma=0.001333 ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.08 KK 1.00* ! KP 1.01 LA 0.96 MA 1.00* MK 1.00 ! NL 1.01 NY 1.00* OV 0.97 PT 0.96 ! SC 1.20 TS 0.94 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 1.29 KK 1.00* ! KP 0.99 LA 0.97 MA 1.00 MK 1.02 ! NL 0.94 NY 1.00* OV 0.99 PT 0.96 ! SC 0.99 TS 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.07 KK 1.00* ! KP 0.98 LA 1.02 MA 1.00* MK 0.97 ! NL 1.01 NY 1.00* OV 1.03 PT 0.97 ! SC 1.15 TS 0.98 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 HN 1.25 KK 1.00* ! KP 0.99 LA 0.99 MA 1.00* MK 1.05 ! NL 1.00 NY 1.00* OV 1.01 PT 0.96 ! SC 1.00 TS 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.10 KK 1.00* ! KP 0.98 LA 0.98 MA 1.00* MK 1.00 ! NL 0.94 NY 1.00* OV 1.00 PT 0.96 ! SC 1.17 TS 0.96 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.97 HN 1.25 KK 1.00* ! KP 0.96 LA 0.97 MA 1.08 MK 1.04 ! NL 0.95 NY 1.00* OV 1.00 PT 0.95 ! SC 0.94 TS 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.14 KK 1.00* ! KP 0.99 LA 0.96 MA 1.00* MK 0.94 ! NL 1.01 NY 1.00* OV 0.95 PT 0.97 ! SC 1.17 TS 1.01 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.95 HN 1.25 KK 1.00* ! KP 0.96 LA 0.95 MA 0.95 MK 0.99 ! NL 0.99 NY 1.00* OV 1.00 PT 0.97 ! SC 0.95 TS 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.132619Jy sigma=0.001333 ! Fit after self-cal, rms=0.140169Jy sigma=0.001324 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! Estimated beam: bmin=0.7378 mas, bmaj=2.007 mas, bpa=-0.1615 degrees ! Estimated noise=297.619 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 = -0.000641161 Jy ! Component: 100 - total flux cleaned = -0.000827259 Jy ! Component: 150 - total flux cleaned = -0.000988564 Jy ! Component: 200 - total flux cleaned = -0.00106042 Jy ! Total flux subtracted in 200 components = -0.00106042 Jy ! Clean residual min=-0.001497 max=0.001450 Jy/beam ! Clean residual mean=0.000005 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.191095 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 43 components and 0.191095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140162Jy sigma=0.001324 ! Fit after self-cal, rms=0.140344Jy sigma=0.001324 ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 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=0.140344Jy sigma=0.001324 ! Fit after self-cal, rms=0.140893Jy sigma=0.001324 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! Estimated beam: bmin=0.7392 mas, bmaj=2.01 mas, bpa=-0.1839 degrees ! Estimated noise=298.022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000323292 Jy ! Component: 100 - total flux cleaned = -0.000463737 Jy ! Component: 150 - total flux cleaned = -0.000574381 Jy ! Component: 200 - total flux cleaned = -0.000630164 Jy ! Total flux subtracted in 200 components = -0.000630164 Jy ! Clean residual min=-0.001503 max=0.001460 Jy/beam ! Clean residual mean=0.000003 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.190465 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 44 components and 0.190465 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140889Jy sigma=0.001324 ! Fit after self-cal, rms=0.140892Jy sigma=0.001324 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 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 = -6.1916e-06 Jy ! Component: 100 - total flux cleaned = 7.44058e-06 Jy ! Component: 150 - total flux cleaned = -3.12941e-05 Jy ! Component: 200 - total flux cleaned = -6.39889e-05 Jy ! Total flux subtracted in 200 components = -6.39889e-05 Jy ! Clean residual min=-0.001506 max=0.001470 Jy/beam ! Clean residual mean=0.000004 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.190401 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 0.190401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140889Jy sigma=0.001324 ! Fit after self-cal, rms=0.140889Jy sigma=0.001324 ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 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=0.140889Jy sigma=0.001324 ! Fit after self-cal, rms=0.141332Jy sigma=0.001324 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! Estimated beam: bmin=0.7408 mas, bmaj=2.012 mas, bpa=-0.211 degrees ! Estimated noise=298.469 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000169616 Jy ! Component: 100 - total flux cleaned = -0.000251549 Jy ! Component: 150 - total flux cleaned = -0.000329223 Jy ! Component: 200 - total flux cleaned = -0.000400695 Jy ! Total flux subtracted in 200 components = -0.000400695 Jy ! Clean residual min=-0.001484 max=0.001449 Jy/beam ! Clean residual mean=0.000003 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.19 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 0.19 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141330Jy sigma=0.001323 ! Fit after self-cal, rms=0.141331Jy sigma=0.001323 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 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 = -2.03258e-05 Jy ! Component: 100 - total flux cleaned = -1.9772e-05 Jy ! Component: 150 - total flux cleaned = -3.50473e-05 Jy ! Component: 200 - total flux cleaned = -6.12878e-05 Jy ! Total flux subtracted in 200 components = -6.12878e-05 Jy ! Clean residual min=-0.001481 max=0.001459 Jy/beam ! Clean residual mean=0.000003 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.189939 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 46 components and 0.189939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141328Jy sigma=0.001323 ! Fit after self-cal, rms=0.141328Jy sigma=0.001323 ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 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=0.141328Jy sigma=0.001323 ! Fit after self-cal, rms=0.141739Jy sigma=0.001323 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! Estimated beam: bmin=2.265 mas, bmaj=3.145 mas, bpa=-1.3 degrees ! Estimated noise=374.655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.42801e-05 Jy ! Component: 100 - total flux cleaned = -8.70728e-05 Jy ! Component: 150 - total flux cleaned = -8.69434e-05 Jy ! Component: 200 - total flux cleaned = -8.7305e-05 Jy ! Total flux subtracted in 200 components = -8.7305e-05 Jy ! Clean residual min=-0.001886 max=0.001917 Jy/beam ! Clean residual mean=0.000008 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.189852 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 52 components and 0.189852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141740Jy sigma=0.001323 ! Fit after self-cal, rms=0.141743Jy sigma=0.001323 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 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 = 1.45004e-06 Jy ! Component: 100 - total flux cleaned = -8.11729e-06 Jy ! Component: 150 - total flux cleaned = -8.74134e-06 Jy ! Component: 200 - total flux cleaned = -8.47395e-06 Jy ! Total flux subtracted in 200 components = -8.47395e-06 Jy ! Clean residual min=-0.001878 max=0.001918 Jy/beam ! Clean residual mean=0.000008 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.189843 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 53 components and 0.189843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141743Jy sigma=0.001323 ! Fit after self-cal, rms=0.141743Jy sigma=0.001323 ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 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 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! Estimated beam: bmin=0.7423 mas, bmaj=2.014 mas, bpa=-0.2341 degrees ! Estimated noise=298.913 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7423 x 2.014 at -0.2341 degrees (North through East) ! Clean map min=-0.0013639 max=0.16823 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 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 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! Estimated beam: bmin=0.5688 mas, bmaj=1.791 mas, bpa=-0.5274 degrees ! Estimated noise=698.929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.127885 Jy ! Component: 100 - total flux cleaned = 0.160128 Jy ! Component: 150 - total flux cleaned = 0.173632 Jy ! Component: 200 - total flux cleaned = 0.179858 Jy ! Total flux subtracted in 200 components = 0.179858 Jy ! Clean residual min=-0.003791 max=0.003964 Jy/beam ! Clean residual mean=0.000044 rms=0.001276 Jy/beam ! Combined flux in latest and established models = 0.179858 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.179858 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! Estimated beam: bmin=0.7423 mas, bmaj=2.014 mas, bpa=-0.2341 degrees ! Estimated noise=298.913 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 = 0.00478383 Jy ! Component: 100 - total flux cleaned = 0.00696843 Jy ! Component: 150 - total flux cleaned = 0.00815554 Jy ! Component: 200 - total flux cleaned = 0.00885482 Jy ! Total flux subtracted in 200 components = 0.00885482 Jy ! Clean residual min=-0.001481 max=0.001484 Jy/beam ! Clean residual mean=0.000010 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.188713 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.188713 Jy ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 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 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! Estimated beam: bmin=2.265 mas, bmaj=3.145 mas, bpa=-1.3 degrees ! Estimated noise=374.655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000828545 Jy ! Component: 100 - total flux cleaned = 0.000966287 Jy ! Component: 150 - total flux cleaned = 0.0010125 Jy ! Component: 200 - total flux cleaned = 0.001051 Jy ! Total flux subtracted in 200 components = 0.001051 Jy ! Clean residual min=-0.001895 max=0.001904 Jy/beam ! Clean residual mean=0.000010 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.189764 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 = 3.19102e-05 Jy ! Component: 100 - total flux cleaned = 5.21343e-05 Jy ! Component: 150 - total flux cleaned = 7.50705e-05 Jy ! Component: 200 - total flux cleaned = 7.50926e-05 Jy ! Total flux subtracted in 200 components = 7.50926e-05 Jy ! Clean residual min=-0.001897 max=0.001906 Jy/beam ! Clean residual mean=0.000008 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.189839 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 33 components and 0.189839 Jy ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! Estimated beam: bmin=0.7423 mas, bmaj=2.014 mas, bpa=-0.2341 degrees ! Estimated noise=298.913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000245959 Jy ! Component: 100 - total flux cleaned = -0.000222442 Jy ! Component: 150 - total flux cleaned = -0.000179634 Jy ! Component: 200 - total flux cleaned = -0.000161618 Jy ! Total flux subtracted in 200 components = -0.000161618 Jy ! Clean residual min=-0.001493 max=0.001472 Jy/beam ! Clean residual mean=0.000003 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.189677 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 38 components and 0.189677 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141728Jy sigma=0.001323 ! Fit after self-cal, rms=0.141721Jy sigma=0.001323 wmodel J1623+0741_X_2010_06_23_pus_map.mod ! Writing 38 model components to file: J1623+0741_X_2010_06_23_pus_map.mod wobs J1623+0741_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J1623+0741_X_2010_06_23_pus_uvs.fits wwins J1623+0741_X_2010_06_23_pus_map.win ! wwins: Wrote 1 windows to J1623+0741_X_2010_06_23_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 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00016371 Jy ! Component: 100 - total flux cleaned = -4.09118e-05 Jy ! Component: 150 - total flux cleaned = 9.69608e-05 Jy ! Component: 200 - total flux cleaned = 0.000184429 Jy ! Component: 250 - total flux cleaned = 0.000121611 Jy ! Component: 300 - total flux cleaned = 0.000182599 Jy ! Component: 350 - total flux cleaned = 0.000182923 Jy ! Component: 400 - total flux cleaned = 0.000202038 Jy ! Component: 450 - total flux cleaned = 0.000164718 Jy ! Component: 500 - total flux cleaned = 0.000146338 Jy ! Component: 550 - total flux cleaned = 9.30282e-05 Jy ! Component: 600 - total flux cleaned = 4.11906e-05 Jy ! Component: 650 - total flux cleaned = 4.13737e-05 Jy ! Component: 700 - total flux cleaned = 2.44652e-05 Jy ! Component: 750 - total flux cleaned = -7.35756e-05 Jy ! Component: 800 - total flux cleaned = -8.96133e-05 Jy ! Component: 850 - total flux cleaned = -0.000137137 Jy ! Component: 900 - total flux cleaned = -0.000183653 Jy ! Component: 950 - total flux cleaned = -0.000213805 Jy ! Component: 1000 - total flux cleaned = -0.000198788 Jy ! Total flux subtracted in 1024 components = -0.000243517 Jy ! Clean residual min=-0.000947 max=0.000742 Jy/beam ! Clean residual mean=0.000000 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.189434 Jy keep ! Adding 61 model components to the UV plane model. ! The established model now contains 99 components and 0.189434 Jy ![Exited script file: muppet] wmap "J1623+0741_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7423 x 2.014 at -0.2341 degrees (North through East) ! Clean map min=-0.001211 max=0.16879 Jy/beam ! Writing clean map to FITS file: J1623+0741_X_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.168792 invert ! Inverting map ! Your choice of large map pixels excluded 3.84% of the data. ! The x-axis pixel size should ideally be below 0.154 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000304203 device "J1623+0741_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J1623+0741_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.54067 0.54067 1.08134 2.16268 4.32536 8.65073 17.3015 34.6029 69.2058 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.168 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7423 x 2.014 at -0.2341 degrees (North through East) ! Clean map min=-0.001211 max=0.16879 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1623+0741_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J1623+0741_X_2010_06_23_pus_map.gif/vgif' mapplot cln