! Started logfile: J1147-3812_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:16:59 2011 obs J1147-3812_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1147-3812_X_2010_10_13_pus_uva.fits ! AN table 1: 48 integrations on 105 of 105 possible baselines. ! AN table 2: 125 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0344068 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147-3812 ! ! 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 5978 lines of history. ! ! Reading 2500 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 J1147-3812_X_2010_10_13_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 577 telescope corrections were flagged in sub-array 1. ! A total of 1658 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 577 telescope corrections were flagged in sub-array 1. ! A total of 1658 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 577 telescope corrections were flagged in sub-array 1. ! A total of 1658 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 577 telescope corrections were flagged in sub-array 1. ! A total of 1658 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.398892Jy sigma=0.014177 ! Fit after self-cal, rms=1.325678Jy sigma=0.013825 ! 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 2.39% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=0.5068 mas, bmaj=0.9396 mas, bpa=-0.6022 degrees ! Estimated noise=2428.98 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 = 1.68096 Jy ! Component: 100 - total flux cleaned = 2.08484 Jy ! Total flux subtracted in 100 components = 2.08484 Jy ! Clean residual min=-0.119839 max=0.184722 Jy/beam ! Clean residual mean=-0.001564 rms=0.049749 Jy/beam ! Combined flux in latest and established models = 2.08484 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 2.08484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.460573Jy sigma=0.004701 ! Fit after self-cal, rms=0.460510Jy sigma=0.004701 ! Inverting map ! Your choice of large map pixels excluded 2.39% of the data. ! The x-axis pixel size should ideally be below 0.167 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 2.39% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=0.6372 mas, bmaj=1.194 mas, bpa=0.8331 degrees ! Estimated noise=1434.03 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 = 0.178461 Jy ! Component: 100 - total flux cleaned = 0.252584 Jy ! Component: 150 - total flux cleaned = 0.287315 Jy ! Component: 200 - total flux cleaned = 0.303992 Jy ! Total flux subtracted in 200 components = 0.303992 Jy ! Clean residual min=-0.128572 max=0.062774 Jy/beam ! Clean residual mean=-0.059931 rms=0.030823 Jy/beam ! Combined flux in latest and established models = 2.38883 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 2.38883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.371150Jy sigma=0.004342 ! Fit after self-cal, rms=0.371082Jy sigma=0.004342 ! Inverting map ! Your choice of large map pixels excluded 2.39% of the data. ! The x-axis pixel size should ideally be below 0.167 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 1.00* FD 0.78 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.94 LA 1.00* ! MK 1.00* NL 1.11 NY 1.00* OV 1.00* ! PT 0.96 SC 0.90 TS 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.24 KK 0.98 KP 1.00* LA 1.00* ! MK 0.96 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.92 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.94 LA 1.00* ! MK 1.00* NL 1.14 NY 1.00* OV 1.00* ! PT 0.97 SC 0.91 TS 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.26 KK 1.01 KP 1.00* LA 1.00* ! MK 0.92 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.91 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.95 LA 1.00* ! MK 1.00* NL 1.07 NY 1.00* OV 1.00* ! PT 1.01 SC 0.93 TS 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.22 KK 0.99 KP 1.00* LA 1.00* ! MK 0.95 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.93 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.94 LA 1.00* ! MK 1.00* NL 1.11 NY 1.00* OV 1.00* ! PT 0.97 SC 0.92 TS 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.24 KK 1.00 KP 1.00* LA 1.00* ! MK 0.95 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.91 ! ! ! Fit before self-cal, rms=0.371082Jy sigma=0.004342 ! Fit after self-cal, rms=0.179053Jy sigma=0.001679 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7067 mas, bmaj=4.088 mas, bpa=12.93 degrees ! Estimated noise=1546.42 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 = -0.0154861 Jy ! Component: 100 - total flux cleaned = -0.0166099 Jy ! Component: 150 - total flux cleaned = -0.0173949 Jy ! Component: 200 - total flux cleaned = -0.017904 Jy ! Total flux subtracted in 200 components = -0.017904 Jy ! Clean residual min=-0.015584 max=0.017687 Jy/beam ! Clean residual mean=-0.000568 rms=0.006021 Jy/beam ! Combined flux in latest and established models = 2.37092 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 25 components and 2.37092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176737Jy sigma=0.001668 ! Fit after self-cal, rms=0.176968Jy sigma=0.001667 ! Inverting map 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=0.176968Jy sigma=0.001667 ! Fit after self-cal, rms=0.162408Jy sigma=0.001540 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7094 mas, bmaj=4.092 mas, bpa=12.89 degrees ! Estimated noise=1545.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0137522 Jy ! Component: 100 - total flux cleaned = -0.0145206 Jy ! Component: 150 - total flux cleaned = -0.0151794 Jy ! Component: 200 - total flux cleaned = -0.0157187 Jy ! Total flux subtracted in 200 components = -0.0157187 Jy ! Clean residual min=-0.014561 max=0.013223 Jy/beam ! Clean residual mean=-0.002357 rms=0.004325 Jy/beam ! Combined flux in latest and established models = 2.35521 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 2.3552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160539Jy sigma=0.001530 ! Fit after self-cal, rms=0.160607Jy sigma=0.001530 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -0.000388101 Jy ! Component: 100 - total flux cleaned = -0.00074296 Jy ! Component: 150 - total flux cleaned = -0.00119248 Jy ! Component: 200 - total flux cleaned = -0.00151267 Jy ! Total flux subtracted in 200 components = -0.00151267 Jy ! Clean residual min=-0.013641 max=0.013596 Jy/beam ! Clean residual mean=-0.002224 rms=0.004320 Jy/beam ! Combined flux in latest and established models = 2.35369 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 28 components and 2.35369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160349Jy sigma=0.001529 ! Fit after self-cal, rms=0.160349Jy sigma=0.001529 ! Inverting map 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=0.160349Jy sigma=0.001529 ! Fit after self-cal, rms=0.142856Jy sigma=0.001288 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7113 mas, bmaj=4.095 mas, bpa=12.85 degrees ! Estimated noise=1545.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0090301 Jy ! Component: 100 - total flux cleaned = -0.00949534 Jy ! Component: 150 - total flux cleaned = -0.00980952 Jy ! Component: 200 - total flux cleaned = -0.0101067 Jy ! Total flux subtracted in 200 components = -0.0101067 Jy ! Clean residual min=-0.009111 max=0.009242 Jy/beam ! Clean residual mean=-0.000574 rms=0.003214 Jy/beam ! Combined flux in latest and established models = 2.34359 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 2.34359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141889Jy sigma=0.001284 ! Fit after self-cal, rms=0.141935Jy sigma=0.001284 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -0.000370112 Jy ! Component: 100 - total flux cleaned = -0.000584238 Jy ! Component: 150 - total flux cleaned = -0.000784375 Jy ! Component: 200 - total flux cleaned = -0.000927217 Jy ! Total flux subtracted in 200 components = -0.000927217 Jy ! Clean residual min=-0.009072 max=0.009672 Jy/beam ! Clean residual mean=-0.000493 rms=0.003226 Jy/beam ! Combined flux in latest and established models = 2.34266 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 28 components and 2.34266 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141851Jy sigma=0.001284 ! Fit after self-cal, rms=0.141851Jy sigma=0.001284 ! Inverting map 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=0.141851Jy sigma=0.001284 ! Fit after self-cal, rms=0.140678Jy sigma=0.001278 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.568 mas, bmaj=8.136 mas, bpa=-8.293 degrees ! Estimated noise=2045.1 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00693549 Jy ! Component: 100 - total flux cleaned = -0.00857032 Jy ! Component: 150 - total flux cleaned = -0.00862722 Jy ! Component: 200 - total flux cleaned = -0.00873302 Jy ! Total flux subtracted in 200 components = -0.00873302 Jy ! Clean residual min=-0.010471 max=0.011044 Jy/beam ! Clean residual mean=-0.000580 rms=0.004267 Jy/beam ! Combined flux in latest and established models = 2.33393 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 29 components and 2.33393 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140725Jy sigma=0.001280 ! Fit after self-cal, rms=0.140730Jy sigma=0.001280 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 5.11652e-06 Jy ! Component: 100 - total flux cleaned = -9.62331e-05 Jy ! Component: 150 - total flux cleaned = -0.000143281 Jy ! Component: 200 - total flux cleaned = -0.000190024 Jy ! Total flux subtracted in 200 components = -0.000190024 Jy ! Clean residual min=-0.010399 max=0.010949 Jy/beam ! Clean residual mean=-0.000544 rms=0.004253 Jy/beam ! Combined flux in latest and established models = 2.33374 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 29 components and 2.33374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140917Jy sigma=0.001282 ! Fit after self-cal, rms=0.140915Jy sigma=0.001282 ! Inverting map 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 ! Estimated beam: bmin=0.7128 mas, bmaj=4.097 mas, bpa=12.83 degrees ! Estimated noise=1545.64 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7128 x 4.097 at 12.83 degrees (North through East) ! Clean map min=-0.007332 max=2.2261 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=0.140915Jy sigma=0.001282 ! Fit after self-cal, rms=0.113650Jy sigma=0.000966 ! Inverting map and beam ! Estimated beam: bmin=0.7126 mas, bmaj=4.095 mas, bpa=12.84 degrees ! Estimated noise=1539.82 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00681378 Jy ! Component: 100 - total flux cleaned = -0.00743382 Jy ! Component: 150 - total flux cleaned = -0.0076504 Jy ! Component: 200 - total flux cleaned = -0.0077951 Jy ! Total flux subtracted in 200 components = -0.0077951 Jy ! Clean residual min=-0.007567 max=0.006547 Jy/beam ! Clean residual mean=-0.000392 rms=0.002478 Jy/beam ! Combined flux in latest and established models = 2.32594 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 29 components and 2.32594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112939Jy sigma=0.000963 ! Fit after self-cal, rms=0.112953Jy sigma=0.000963 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000267747 Jy ! Component: 100 - total flux cleaned = -0.000312019 Jy ! Component: 150 - total flux cleaned = -0.000387404 Jy ! Component: 200 - total flux cleaned = -0.000421689 Jy ! Total flux subtracted in 200 components = -0.000421689 Jy ! Clean residual min=-0.007556 max=0.006847 Jy/beam ! Clean residual mean=-0.000355 rms=0.002493 Jy/beam ! Combined flux in latest and established models = 2.32552 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 29 components and 2.32552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112911Jy sigma=0.000963 ! Fit after self-cal, rms=0.112913Jy sigma=0.000963 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112913Jy sigma=0.000963 ! Fit after self-cal, rms=0.112112Jy sigma=0.000958 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 ! Estimated beam: bmin=0.5757 mas, bmaj=3.838 mas, bpa=13.03 degrees ! Estimated noise=2792.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.71203 Jy ! Component: 100 - total flux cleaned = 2.08576 Jy ! Component: 150 - total flux cleaned = 2.19157 Jy ! Component: 200 - total flux cleaned = 2.24199 Jy ! Total flux subtracted in 200 components = 2.24199 Jy ! Clean residual min=-0.015680 max=0.033693 Jy/beam ! Clean residual mean=0.001524 rms=0.006539 Jy/beam ! Combined flux in latest and established models = 2.24199 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 14 model components to the UV plane model. ! The established model now contains 14 components and 2.24199 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7138 mas, bmaj=4.097 mas, bpa=12.83 degrees ! Estimated noise=1539.87 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) ! Added new window around map position (1.2, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0423859 Jy ! Component: 100 - total flux cleaned = 0.0608596 Jy ! Component: 150 - total flux cleaned = 0.0706538 Jy ! Component: 200 - total flux cleaned = 0.0750609 Jy ! Total flux subtracted in 200 components = 0.0750609 Jy ! Clean residual min=-0.005686 max=0.007811 Jy/beam ! Clean residual mean=-0.000002 rms=0.002083 Jy/beam ! Combined flux in latest and established models = 2.31705 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 45 components and 2.31705 Jy ! Inverting map 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 ! Estimated beam: bmin=2.569 mas, bmaj=8.154 mas, bpa=-8.355 degrees ! Estimated noise=2033.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00445389 Jy ! Component: 100 - total flux cleaned = 0.00486848 Jy ! Component: 150 - total flux cleaned = 0.00502972 Jy ! Component: 200 - total flux cleaned = 0.00516201 Jy ! Total flux subtracted in 200 components = 0.00516201 Jy ! Clean residual min=-0.007839 max=0.005443 Jy/beam ! Clean residual mean=-0.000949 rms=0.002650 Jy/beam ! Combined flux in latest and established models = 2.32221 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 = 6.14698e-05 Jy ! Component: 100 - total flux cleaned = 0.000183351 Jy ! Component: 150 - total flux cleaned = 0.000299064 Jy ! Component: 200 - total flux cleaned = 0.000353848 Jy ! Total flux subtracted in 200 components = 0.000353848 Jy ! Clean residual min=-0.007714 max=0.004943 Jy/beam ! Clean residual mean=-0.001016 rms=0.002583 Jy/beam ! Combined flux in latest and established models = 2.32256 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 65 components and 2.32256 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7138 mas, bmaj=4.097 mas, bpa=12.83 degrees ! Estimated noise=1539.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000498476 Jy ! Component: 100 - total flux cleaned = 0.000505449 Jy ! Component: 150 - total flux cleaned = 0.000424594 Jy ! Component: 200 - total flux cleaned = 0.000278444 Jy ! Total flux subtracted in 200 components = 0.000278444 Jy ! Clean residual min=-0.005946 max=0.005643 Jy/beam ! Clean residual mean=-0.000500 rms=0.001776 Jy/beam ! Combined flux in latest and established models = 2.32284 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 77 components and 2.32284 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.110776Jy sigma=0.000956 ! Fit after self-cal, rms=0.110607Jy sigma=0.000953 wmodel J1147-3812_X_2010_10_13_pus_map.mod ! Writing 77 model components to file: J1147-3812_X_2010_10_13_pus_map.mod wobs J1147-3812_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1147-3812_X_2010_10_13_pus_uvs.fits wwins J1147-3812_X_2010_10_13_pus_map.win ! wwins: Wrote 2 windows to J1147-3812_X_2010_10_13_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00164724 Jy ! Component: 100 - total flux cleaned = -0.00233831 Jy ! Component: 150 - total flux cleaned = -0.00296371 Jy ! Component: 200 - total flux cleaned = -0.00360539 Jy ! Component: 250 - total flux cleaned = -0.00420675 Jy ! Component: 300 - total flux cleaned = -0.00443402 Jy ! Component: 350 - total flux cleaned = -0.00470606 Jy ! Component: 400 - total flux cleaned = -0.00491329 Jy ! Component: 450 - total flux cleaned = -0.00491377 Jy ! Component: 500 - total flux cleaned = -0.00491386 Jy ! Component: 550 - total flux cleaned = -0.00495961 Jy ! Component: 600 - total flux cleaned = -0.00495962 Jy ! Component: 650 - total flux cleaned = -0.00500325 Jy ! Component: 700 - total flux cleaned = -0.00504501 Jy ! Component: 750 - total flux cleaned = -0.00504458 Jy ! Component: 800 - total flux cleaned = -0.00508418 Jy ! Component: 850 - total flux cleaned = -0.00512294 Jy ! Component: 900 - total flux cleaned = -0.0051615 Jy ! Component: 950 - total flux cleaned = -0.00523632 Jy ! Component: 1000 - total flux cleaned = -0.00530964 Jy ! Total flux subtracted in 1024 components = -0.00530989 Jy ! Clean residual min=-0.002258 max=0.001814 Jy/beam ! Clean residual mean=-0.000101 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 2.31753 Jy keep ! Adding 60 model components to the UV plane model. ! The established model now contains 137 components and 2.31753 Jy ![Exited script file: muppet] wmap "J1147-3812_X_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7138 x 4.097 at 12.83 degrees (North through East) ! Clean map min=-0.0044639 max=2.2123 Jy/beam ! Writing clean map to FITS file: J1147-3812_X_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.21225 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000771926 device "J1147-3812_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-3812_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.10468 0.10468 0.209359 0.418719 0.837437 1.67487 3.34975 6.6995 13.399 26.798 53.596 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.212 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7138 x 4.097 at 12.83 degrees (North through East) ! Clean map min=-0.0044639 max=2.2123 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-3812_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-3812_X_2010_10_13_pus_map.gif/vgif' mapplot cln