! Started logfile: J0922-3959_S_2010_06_23_pus_uvs.log on Sat Jan 29 22:39:05 2011 obs J0922-3959_S_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0922-3959_S_2010_06_23_pus_uva.fits ! AN table 1: 37 integrations on 105 of 105 possible baselines. ! AN table 2: 18 integrations on 105 of 105 possible baselines. ! AN table 3: 15 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.124762 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0922-3959 ! ! 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 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3082 lines of history. ! ! Reading 3668 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 = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0922-3959_S_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 = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 354 telescope corrections were flagged in sub-array 1. ! A total of 270 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 354 telescope corrections were flagged in sub-array 1. ! A total of 270 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 354 telescope corrections were flagged in sub-array 1. ! A total of 270 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 354 telescope corrections were flagged in sub-array 1. ! A total of 270 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.554016Jy sigma=0.004920 ! Fit after self-cal, rms=0.501597Jy sigma=0.004522 ! 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 ! Estimated beam: bmin=2.319 mas, bmaj=6.161 mas, bpa=-1.574 degrees ! Estimated noise=2277.17 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 = 0.851716 Jy ! Component: 100 - total flux cleaned = 1.13408 Jy ! Total flux subtracted in 100 components = 1.13408 Jy ! Clean residual min=-0.058488 max=0.124476 Jy/beam ! Clean residual mean=0.000852 rms=0.022751 Jy/beam ! Combined flux in latest and established models = 1.13408 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.13408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.412391Jy sigma=0.003660 ! Fit after self-cal, rms=0.412301Jy sigma=0.003660 ! Inverting map 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 ! Estimated beam: bmin=2.921 mas, bmaj=7.89 mas, bpa=-6.169 degrees ! Estimated noise=1370.49 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 = 0.226284 Jy ! Component: 100 - total flux cleaned = 0.324532 Jy ! Component: 150 - total flux cleaned = 0.368676 Jy ! Component: 200 - total flux cleaned = 0.389589 Jy ! Total flux subtracted in 200 components = 0.389589 Jy ! Clean residual min=-0.045917 max=0.068524 Jy/beam ! Clean residual mean=0.003304 rms=0.018942 Jy/beam ! Combined flux in latest and established models = 1.52367 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 30 components and 1.52367 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293328Jy sigma=0.002516 ! Fit after self-cal, rms=0.293323Jy sigma=0.002516 ! Inverting map 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 1.11 HN 1.00* KK 1.18 ! KP 0.94 LA 1.00 MA 1.00* MK 0.83 ! NL 1.22 NY 1.00* OV 0.91 PT 1.01 ! SC 0.97 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.17 HN 1.00* KK 1.00* ! KP 0.94 LA 0.99 MA 1.00* MK 1.00* ! NL 1.08 NY 1.00* OV 0.95 PT 1.00 ! SC 0.99 TS 1.00* ZC 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 1.22 HN 1.00* KK 1.07 ! KP 0.98 LA 0.94 MA 1.00* MK 0.93 ! NL 1.30 NY 1.00* OV 1.00 PT 1.01 ! SC 1.05 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.27 HN 1.00* KK 1.00* ! KP 0.98 LA 0.93 MA 1.00* MK 1.00* ! NL 1.22 NY 1.00* OV 1.06 PT 1.02 ! SC 1.05 TS 1.00* ZC 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 1.21 HN 1.00* KK 1.06 ! KP 0.98 LA 0.89 MA 1.00* MK 0.88 ! NL 1.37 NY 1.00* OV 0.98 PT 0.98 ! SC 0.92 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.23 HN 1.00* KK 1.00* ! KP 0.97 LA 0.90 MA 1.00* MK 1.00* ! NL 1.24 NY 1.00* OV 0.98 PT 0.96 ! SC 0.92 TS 1.00* ZC 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 1.21 HN 1.00* KK 1.06 ! KP 0.90 LA 0.76 MA 1.00* MK 0.91 ! NL 1.15 NY 1.00* OV 0.84 PT 0.92 ! SC 0.96 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.26 HN 1.00* KK 1.00* ! KP 0.90 LA 0.76 MA 1.00* MK 1.00* ! NL 1.01 NY 1.00* OV 0.85 PT 0.90 ! SC 0.96 TS 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.293323Jy sigma=0.002516 ! Fit after self-cal, rms=0.174170Jy sigma=0.001352 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.956 mas, bmaj=8.389 mas, bpa=-8.092 degrees ! Estimated noise=1382.5 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 = 0.00645248 Jy ! Component: 100 - total flux cleaned = 0.00678748 Jy ! Component: 150 - total flux cleaned = 0.00679317 Jy ! Component: 200 - total flux cleaned = 0.00678591 Jy ! Total flux subtracted in 200 components = 0.00678591 Jy ! Clean residual min=-0.010741 max=0.013883 Jy/beam ! Clean residual mean=0.000721 rms=0.003396 Jy/beam ! Combined flux in latest and established models = 1.53046 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 1.53046 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173759Jy sigma=0.001350 ! Fit after self-cal, rms=0.174038Jy sigma=0.001348 ! 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=0.174038Jy sigma=0.001348 ! Fit after self-cal, rms=0.173523Jy sigma=0.001347 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.948 mas, bmaj=8.373 mas, bpa=-8.177 degrees ! Estimated noise=1383.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00525983 Jy ! Component: 100 - total flux cleaned = 0.00549413 Jy ! Component: 150 - total flux cleaned = 0.00565334 Jy ! Component: 200 - total flux cleaned = 0.00571793 Jy ! Total flux subtracted in 200 components = 0.00571793 Jy ! Clean residual min=-0.010631 max=0.013715 Jy/beam ! Clean residual mean=0.000619 rms=0.003285 Jy/beam ! Combined flux in latest and established models = 1.53618 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 45 components and 1.53618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173300Jy sigma=0.001345 ! Fit after self-cal, rms=0.173296Jy sigma=0.001345 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 = 4.03677e-05 Jy ! Component: 100 - total flux cleaned = 9.19212e-05 Jy ! Component: 150 - total flux cleaned = 0.000142925 Jy ! Component: 200 - total flux cleaned = 0.000188763 Jy ! Total flux subtracted in 200 components = 0.000188763 Jy ! Clean residual min=-0.010594 max=0.013692 Jy/beam ! Clean residual mean=0.000618 rms=0.003276 Jy/beam ! Combined flux in latest and established models = 1.53637 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 53 components and 1.53637 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173261Jy sigma=0.001345 ! Fit after self-cal, rms=0.173264Jy sigma=0.001345 ! 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=0.173264Jy sigma=0.001345 ! Fit after self-cal, rms=0.172804Jy sigma=0.001344 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.941 mas, bmaj=8.361 mas, bpa=-8.273 degrees ! Estimated noise=1383.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0042787 Jy ! Component: 100 - total flux cleaned = 0.00436852 Jy ! Component: 150 - total flux cleaned = 0.00457411 Jy ! Component: 200 - total flux cleaned = 0.0047877 Jy ! Total flux subtracted in 200 components = 0.0047877 Jy ! Clean residual min=-0.010427 max=0.013340 Jy/beam ! Clean residual mean=0.000522 rms=0.003188 Jy/beam ! Combined flux in latest and established models = 1.54115 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 58 components and 1.54115 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172661Jy sigma=0.001343 ! Fit after self-cal, rms=0.172661Jy sigma=0.001343 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 = 7.34447e-05 Jy ! Component: 100 - total flux cleaned = 0.00011403 Jy ! Component: 150 - total flux cleaned = 0.000154777 Jy ! Component: 200 - total flux cleaned = 0.000155461 Jy ! Total flux subtracted in 200 components = 0.000155461 Jy ! Clean residual min=-0.010398 max=0.013289 Jy/beam ! Clean residual mean=0.000522 rms=0.003181 Jy/beam ! Combined flux in latest and established models = 1.54131 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 61 components and 1.54131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172636Jy sigma=0.001343 ! Fit after self-cal, rms=0.172640Jy sigma=0.001343 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.172640Jy sigma=0.001343 ! Fit after self-cal, rms=0.172352Jy sigma=0.001342 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.325 mas, bmaj=31.55 mas, bpa=-5.62 degrees ! Estimated noise=1709.2 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00425191 Jy ! Component: 100 - total flux cleaned = 0.00489761 Jy ! Component: 150 - total flux cleaned = 0.00489465 Jy ! Component: 200 - total flux cleaned = 0.00489538 Jy ! Total flux subtracted in 200 components = 0.00489538 Jy ! Clean residual min=-0.011297 max=0.015232 Jy/beam ! Clean residual mean=0.000842 rms=0.004767 Jy/beam ! Combined flux in latest and established models = 1.5462 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 64 components and 1.5462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172372Jy sigma=0.001342 ! Fit after self-cal, rms=0.172306Jy sigma=0.001342 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 = 0.000197653 Jy ! Component: 100 - total flux cleaned = 0.000201171 Jy ! Component: 150 - total flux cleaned = 0.000201516 Jy ! Component: 200 - total flux cleaned = 0.000202498 Jy ! Total flux subtracted in 200 components = 0.000202498 Jy ! Clean residual min=-0.011270 max=0.015252 Jy/beam ! Clean residual mean=0.000841 rms=0.004765 Jy/beam ! Combined flux in latest and established models = 1.54641 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 66 components and 1.54641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172342Jy sigma=0.001342 ! Fit after self-cal, rms=0.172305Jy sigma=0.001342 ! 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=2.936 mas, bmaj=8.351 mas, bpa=-8.349 degrees ! Estimated noise=1383.68 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.936 x 8.351 at -8.349 degrees (North through East) ! Clean map min=-0.0098247 max=1.2366 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=0.172305Jy sigma=0.001342 ! Fit after self-cal, rms=0.155697Jy sigma=0.001177 ! Inverting map and beam ! Estimated beam: bmin=2.936 mas, bmaj=8.352 mas, bpa=-8.398 degrees ! Estimated noise=1386.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00277342 Jy ! Component: 100 - total flux cleaned = 0.00295066 Jy ! Component: 150 - total flux cleaned = 0.0030166 Jy ! Component: 200 - total flux cleaned = 0.00311399 Jy ! Total flux subtracted in 200 components = 0.00311399 Jy ! Clean residual min=-0.010084 max=0.012966 Jy/beam ! Clean residual mean=0.000479 rms=0.003105 Jy/beam ! Combined flux in latest and established models = 1.54952 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 67 components and 1.54952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155584Jy sigma=0.001176 ! Fit after self-cal, rms=0.155589Jy sigma=0.001176 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000171444 Jy ! Component: 100 - total flux cleaned = 0.000205226 Jy ! Component: 150 - total flux cleaned = 0.00020578 Jy ! Component: 200 - total flux cleaned = 0.000238521 Jy ! Total flux subtracted in 200 components = 0.000238521 Jy ! Clean residual min=-0.010119 max=0.012978 Jy/beam ! Clean residual mean=0.000478 rms=0.003104 Jy/beam ! Combined flux in latest and established models = 1.54976 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 70 components and 1.54976 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155565Jy sigma=0.001176 ! Fit after self-cal, rms=0.155567Jy sigma=0.001176 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155567Jy sigma=0.001176 ! Fit after self-cal, rms=0.155229Jy sigma=0.001176 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=2.327 mas, bmaj=6.728 mas, bpa=-6.465 degrees ! Estimated noise=2552.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.890705 Jy ! Component: 100 - total flux cleaned = 1.16046 Jy ! Component: 150 - total flux cleaned = 1.29599 Jy ! Component: 200 - total flux cleaned = 1.38269 Jy ! Total flux subtracted in 200 components = 1.38269 Jy ! Clean residual min=-0.020402 max=0.047731 Jy/beam ! Clean residual mean=0.000120 rms=0.009003 Jy/beam ! Combined flux in latest and established models = 1.38269 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 32 model components to the UV plane model. ! The established model now contains 32 components and 1.38269 Jy ! Inverting map and beam ! Estimated beam: bmin=2.931 mas, bmaj=8.344 mas, bpa=-8.467 degrees ! Estimated noise=1386.18 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 = 0.0913934 Jy ! Component: 100 - total flux cleaned = 0.13147 Jy ! Component: 150 - total flux cleaned = 0.149575 Jy ! Component: 200 - total flux cleaned = 0.158242 Jy ! Total flux subtracted in 200 components = 0.158242 Jy ! Clean residual min=-0.010173 max=0.012662 Jy/beam ! Clean residual mean=0.000460 rms=0.003276 Jy/beam ! Combined flux in latest and established models = 1.54093 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 72 components and 1.54093 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.317 mas, bmaj=31.51 mas, bpa=-5.694 degrees ! Estimated noise=1715.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00733877 Jy ! Component: 100 - total flux cleaned = 0.0094154 Jy ! Component: 150 - total flux cleaned = 0.00946216 Jy ! Component: 200 - total flux cleaned = 0.00955018 Jy ! Total flux subtracted in 200 components = 0.00955018 Jy ! Clean residual min=-0.010917 max=0.015090 Jy/beam ! Clean residual mean=0.000834 rms=0.004820 Jy/beam ! Combined flux in latest and established models = 1.55048 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 = 8.5937e-05 Jy ! Component: 100 - total flux cleaned = 0.000126968 Jy ! Component: 150 - total flux cleaned = 0.000209982 Jy ! Component: 200 - total flux cleaned = 0.000249856 Jy ! Total flux subtracted in 200 components = 0.000249856 Jy ! Clean residual min=-0.010881 max=0.015029 Jy/beam ! Clean residual mean=0.000831 rms=0.004798 Jy/beam ! Combined flux in latest and established models = 1.55073 Jy ! Adding 4 model components to the UV plane model. ! The established model now contains 76 components and 1.55073 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.931 mas, bmaj=8.344 mas, bpa=-8.467 degrees ! Estimated noise=1386.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00168205 Jy ! Component: 100 - total flux cleaned = -0.00168978 Jy ! Component: 150 - total flux cleaned = -0.00155618 Jy ! Component: 200 - total flux cleaned = -0.00140068 Jy ! Total flux subtracted in 200 components = -0.00140068 Jy ! Clean residual min=-0.009662 max=0.012484 Jy/beam ! Clean residual mean=0.000436 rms=0.003067 Jy/beam ! Combined flux in latest and established models = 1.54933 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 85 components and 1.54933 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155042Jy sigma=0.001175 ! Fit after self-cal, rms=0.154999Jy sigma=0.001175 wmodel J0922-3959_S_2010_06_23_pus_map.mod ! Writing 85 model components to file: J0922-3959_S_2010_06_23_pus_map.mod wobs J0922-3959_S_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0922-3959_S_2010_06_23_pus_uvs.fits wwins J0922-3959_S_2010_06_23_pus_map.win ! wwins: Wrote 1 windows to J0922-3959_S_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 ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00406365 Jy ! Component: 100 - total flux cleaned = 0.00557834 Jy ! Component: 150 - total flux cleaned = 0.00719572 Jy ! Component: 200 - total flux cleaned = 0.0087642 Jy ! Component: 250 - total flux cleaned = 0.00994531 Jy ! Component: 300 - total flux cleaned = 0.0111474 Jy ! Component: 350 - total flux cleaned = 0.0122881 Jy ! Component: 400 - total flux cleaned = 0.0132793 Jy ! Component: 450 - total flux cleaned = 0.0142291 Jy ! Component: 500 - total flux cleaned = 0.0150481 Jy ! Component: 550 - total flux cleaned = 0.0154843 Jy ! Component: 600 - total flux cleaned = 0.0157388 Jy ! Component: 650 - total flux cleaned = 0.0162273 Jy ! Component: 700 - total flux cleaned = 0.0165426 Jy ! Component: 750 - total flux cleaned = 0.0169257 Jy ! Component: 800 - total flux cleaned = 0.0173728 Jy ! Component: 850 - total flux cleaned = 0.0177348 Jy ! Component: 900 - total flux cleaned = 0.0182286 Jy ! Component: 950 - total flux cleaned = 0.0185735 Jy ! Component: 1000 - total flux cleaned = 0.0191797 Jy ! Component: 1050 - total flux cleaned = 0.019639 Jy ! Component: 1100 - total flux cleaned = 0.0200244 Jy ! Component: 1150 - total flux cleaned = 0.0205272 Jy ! Component: 1200 - total flux cleaned = 0.0208355 Jy ! Component: 1250 - total flux cleaned = 0.0213801 Jy ! Component: 1300 - total flux cleaned = 0.021796 Jy ! Component: 1350 - total flux cleaned = 0.0223783 Jy ! Component: 1400 - total flux cleaned = 0.0228346 Jy ! Component: 1450 - total flux cleaned = 0.0233387 Jy ! Component: 1500 - total flux cleaned = 0.0238891 Jy ! Component: 1550 - total flux cleaned = 0.0244302 Jy ! Component: 1600 - total flux cleaned = 0.0249626 Jy ! Component: 1650 - total flux cleaned = 0.0254341 Jy ! Component: 1700 - total flux cleaned = 0.0258982 Jy ! Component: 1750 - total flux cleaned = 0.026203 Jy ! Component: 1800 - total flux cleaned = 0.0267039 Jy ! Component: 1850 - total flux cleaned = 0.027148 Jy ! Component: 1900 - total flux cleaned = 0.02744 Jy ! Component: 1950 - total flux cleaned = 0.0278724 Jy ! Component: 2000 - total flux cleaned = 0.0282036 Jy ! Total flux subtracted in 2048 components = 0.0285772 Jy ! Clean residual min=-0.002982 max=0.002399 Jy/beam ! Clean residual mean=0.000221 rms=0.001041 Jy/beam ! Combined flux in latest and established models = 1.57791 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 228 components and 1.57791 Jy ![Exited script file: muppet] wmap "J0922-3959_S_2010_06_23_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.931 x 8.344 at -8.467 degrees (North through East) ! Clean map min=-0.0063153 max=1.2414 Jy/beam ! Writing clean map to FITS file: J0922-3959_S_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 1.24138 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00104094 device "J0922-3959_S_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0922-3959_S_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.251559 0.251559 0.503118 1.00624 2.01247 4.02494 8.04988 16.0998 32.1995 64.3991 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.241 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.931 x 8.344 at -8.467 degrees (North through East) ! Clean map min=-0.0063153 max=1.2414 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0922-3959_S_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0922-3959_S_2010_06_23_pus_map.gif/vgif' mapplot cln