! Started logfile: J0457-2324_S_2003_07_09_pus_uvs.log on Sun Apr 7 19:34:21 2013 obs J0457-2324_S_2003_07_09_pus_uva.fits ! Reading UV FITS file: J0457-2324_S_2003_07_09_pus_uva.fits ! AN table 1: 32 integrations on 171 of 171 possible baselines. ! AN table 2: 81 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0908762 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0457-2324 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1520 lines of history. ! ! Reading 7024 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 J0457-2324_S_2003_07_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 = 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 608 telescope corrections were flagged in sub-array 1. ! A total of 1021 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 608 telescope corrections were flagged in sub-array 1. ! A total of 1022 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 608 telescope corrections were flagged in sub-array 1. ! A total of 1021 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 608 telescope corrections were flagged in sub-array 1. ! A total of 1067 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.834248Jy sigma=0.014409 ! Fit after self-cal, rms=1.559819Jy sigma=0.012362 ! 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=3.402 mas, bmaj=4.199 mas, bpa=25.59 degrees ! Estimated noise=2915.79 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 = 1.8199 Jy ! Component: 100 - total flux cleaned = 2.24754 Jy ! Total flux subtracted in 100 components = 2.24754 Jy ! Clean residual min=-0.092499 max=0.184630 Jy/beam ! Clean residual mean=0.004509 rms=0.038426 Jy/beam ! Combined flux in latest and established models = 2.24754 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 2.24754 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.623547Jy sigma=0.004359 ! Fit after self-cal, rms=0.623487Jy sigma=0.004358 ! 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=3.982 mas, bmaj=8.132 mas, bpa=-2.144 degrees ! Estimated noise=1128.55 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 = 0.217825 Jy ! Component: 100 - total flux cleaned = 0.312799 Jy ! Component: 150 - total flux cleaned = 0.363465 Jy ! Component: 200 - total flux cleaned = 0.388084 Jy ! Total flux subtracted in 200 components = 0.388084 Jy ! Clean residual min=-0.100908 max=0.115487 Jy/beam ! Clean residual mean=0.003643 rms=0.030355 Jy/beam ! Combined flux in latest and established models = 2.63562 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 17 components and 2.63562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.552719Jy sigma=0.003738 ! Fit after self-cal, rms=0.552594Jy sigma=0.003738 ! Inverting map 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 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.10 GC 1.00* GG 1.00* ! HN 1.00* KP 0.87 LA 1.13 MA 1.00* ! MK 0.99 NL 0.99 NY 1.00* ON 1.00* ! OV 1.06 PT 1.00 SC 1.00* TC 1.23 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.02 GC 1.00* GG 1.00* ! HN 1.00* KP 0.96 LA 1.09 MA 1.00* ! MK 1.06 NL 1.02 NY 1.00* ON 1.00* ! OV 1.05 PT 1.00 SC 1.00* TC 1.21 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.39 FD 0.97 GC 1.00* GG 1.00* ! HN 1.00* KP 0.93 LA 0.89 MA 1.00* ! MK 1.02 NL 1.06 NY 1.00* ON 1.00* ! OV 1.07 PT 1.03 SC 1.00* TC 1.07 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.88 GC 1.00* GG 1.00* ! HN 1.00* KP 0.94 LA 0.72 MA 1.00* ! MK 0.95 NL 0.99 NY 1.00* ON 1.00* ! OV 0.93 PT 1.00 SC 1.00* TC 1.03 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.552594Jy sigma=0.003738 ! Fit after self-cal, rms=0.432164Jy sigma=0.001655 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.001 mas, bmaj=8.648 mas, bpa=-2.759 degrees ! Estimated noise=1145.36 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 = -0.0213549 Jy ! Component: 100 - total flux cleaned = -0.0240512 Jy ! Component: 150 - total flux cleaned = -0.0257252 Jy ! Component: 200 - total flux cleaned = -0.0271418 Jy ! Total flux subtracted in 200 components = -0.0271418 Jy ! Clean residual min=-0.020191 max=0.016652 Jy/beam ! Clean residual mean=0.000238 rms=0.005716 Jy/beam ! Combined flux in latest and established models = 2.60848 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 24 components and 2.60848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.429594Jy sigma=0.001622 ! Fit after self-cal, rms=0.430113Jy sigma=0.001621 ! 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=0.430113Jy sigma=0.001621 ! Fit after self-cal, rms=0.430299Jy sigma=0.001618 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.007 mas, bmaj=8.663 mas, bpa=-2.756 degrees ! Estimated noise=1144.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0103311 Jy ! Component: 100 - total flux cleaned = -0.0114707 Jy ! Component: 150 - total flux cleaned = -0.0124515 Jy ! Component: 200 - total flux cleaned = -0.0132865 Jy ! Total flux subtracted in 200 components = -0.0132865 Jy ! Clean residual min=-0.015662 max=0.013998 Jy/beam ! Clean residual mean=0.000078 rms=0.004698 Jy/beam ! Combined flux in latest and established models = 2.5952 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 2.5952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.429200Jy sigma=0.001609 ! Fit after self-cal, rms=0.429174Jy sigma=0.001609 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 = -0.000465079 Jy ! Component: 100 - total flux cleaned = -0.00109938 Jy ! Component: 150 - total flux cleaned = -0.00163946 Jy ! Component: 200 - total flux cleaned = -0.00195848 Jy ! Total flux subtracted in 200 components = -0.00195848 Jy ! Clean residual min=-0.014520 max=0.013878 Jy/beam ! Clean residual mean=0.000138 rms=0.004514 Jy/beam ! Combined flux in latest and established models = 2.59324 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 28 components and 2.59324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.428718Jy sigma=0.001607 ! Fit after self-cal, rms=0.428695Jy sigma=0.001607 ! 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=0.428695Jy sigma=0.001607 ! Fit after self-cal, rms=0.427105Jy sigma=0.001605 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.008 mas, bmaj=8.655 mas, bpa=-2.754 degrees ! Estimated noise=1145.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00186072 Jy ! Component: 100 - total flux cleaned = -0.00221482 Jy ! Component: 150 - total flux cleaned = -0.00267534 Jy ! Component: 200 - total flux cleaned = -0.00293361 Jy ! Total flux subtracted in 200 components = -0.00293361 Jy ! Clean residual min=-0.013975 max=0.011803 Jy/beam ! Clean residual mean=-0.000054 rms=0.004183 Jy/beam ! Combined flux in latest and established models = 2.5903 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 28 components and 2.5903 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.426761Jy sigma=0.001604 ! Fit after self-cal, rms=0.426752Jy sigma=0.001604 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 = -0.000359983 Jy ! Component: 100 - total flux cleaned = -0.00067379 Jy ! Component: 150 - total flux cleaned = -0.00085263 Jy ! Component: 200 - total flux cleaned = -0.000852073 Jy ! Total flux subtracted in 200 components = -0.000852073 Jy ! Clean residual min=-0.013470 max=0.011747 Jy/beam ! Clean residual mean=-0.000027 rms=0.004145 Jy/beam ! Combined flux in latest and established models = 2.58945 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 2.58945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.426579Jy sigma=0.001604 ! Fit after self-cal, rms=0.426573Jy sigma=0.001604 ! 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=0.426573Jy sigma=0.001604 ! Fit after self-cal, rms=0.425823Jy sigma=0.001603 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.784 mas, bmaj=20.93 mas, bpa=15.69 degrees ! Estimated noise=1307.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0015359 Jy ! Component: 100 - total flux cleaned = -0.0019529 Jy ! Component: 150 - total flux cleaned = -0.00231975 Jy ! Component: 200 - total flux cleaned = -0.00257101 Jy ! Total flux subtracted in 200 components = -0.00257101 Jy ! Clean residual min=-0.014552 max=0.013358 Jy/beam ! Clean residual mean=0.000020 rms=0.005293 Jy/beam ! Combined flux in latest and established models = 2.58688 Jy selfcal ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 31 components and 2.58688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.425737Jy sigma=0.001603 ! Fit after self-cal, rms=0.425733Jy sigma=0.001603 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 = -0.000306693 Jy ! Component: 100 - total flux cleaned = -0.000566739 Jy ! Component: 150 - total flux cleaned = -0.000738382 Jy ! Component: 200 - total flux cleaned = -0.000946646 Jy ! Total flux subtracted in 200 components = -0.000946646 Jy ! Clean residual min=-0.014290 max=0.013664 Jy/beam ! Clean residual mean=0.000068 rms=0.005265 Jy/beam ! Combined flux in latest and established models = 2.58593 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 32 components and 2.58594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.425712Jy sigma=0.001604 ! Fit after self-cal, rms=0.425709Jy sigma=0.001604 ! 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=4.007 mas, bmaj=8.647 mas, bpa=-2.752 degrees ! Estimated noise=1146.28 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.007 x 8.647 at -2.752 degrees (North through East) ! Clean map min=-0.012709 max=2.3887 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=0.425709Jy sigma=0.001604 ! Fit after self-cal, rms=0.575517Jy sigma=0.001221 ! Inverting map and beam ! Estimated beam: bmin=4.013 mas, bmaj=8.653 mas, bpa=-2.721 degrees ! Estimated noise=1147.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000750218 Jy ! Component: 100 - total flux cleaned = -0.000912657 Jy ! Component: 150 - total flux cleaned = -0.000988888 Jy ! Component: 200 - total flux cleaned = -0.00114936 Jy ! Total flux subtracted in 200 components = -0.00114936 Jy ! Clean residual min=-0.011842 max=0.008188 Jy/beam ! Clean residual mean=0.000082 rms=0.003276 Jy/beam ! Combined flux in latest and established models = 2.58479 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 35 components and 2.58479 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.575429Jy sigma=0.001221 ! Fit after self-cal, rms=0.575430Jy sigma=0.001221 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.68778e-05 Jy ! Component: 100 - total flux cleaned = -0.000228582 Jy ! Component: 150 - total flux cleaned = -0.000304155 Jy ! Component: 200 - total flux cleaned = -0.000451408 Jy ! Total flux subtracted in 200 components = -0.000451408 Jy ! Clean residual min=-0.011741 max=0.008228 Jy/beam ! Clean residual mean=0.000096 rms=0.003249 Jy/beam ! Combined flux in latest and established models = 2.58433 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 36 components and 2.58433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.575351Jy sigma=0.001220 ! Fit after self-cal, rms=0.575351Jy sigma=0.001220 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.575351Jy sigma=0.001220 ! Fit after self-cal, rms=0.570698Jy sigma=0.001220 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=3.427 mas, bmaj=4.308 mas, bpa=18.96 degrees ! Estimated noise=3071.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.90363 Jy ! Component: 100 - total flux cleaned = 2.32881 Jy ! Component: 150 - total flux cleaned = 2.43709 Jy ! Component: 200 - total flux cleaned = 2.47891 Jy ! Total flux subtracted in 200 components = 2.47891 Jy ! Clean residual min=-0.022625 max=0.040849 Jy/beam ! Clean residual mean=0.001075 rms=0.008387 Jy/beam ! Combined flux in latest and established models = 2.47892 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 25 model components to the UV plane model. ! The established model now contains 25 components and 2.47892 Jy ! Inverting map and beam ! Estimated beam: bmin=4.013 mas, bmaj=8.648 mas, bpa=-2.719 degrees ! Estimated noise=1147.07 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, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0460532 Jy ! Component: 100 - total flux cleaned = 0.0709725 Jy ! Component: 150 - total flux cleaned = 0.0855406 Jy ! Component: 200 - total flux cleaned = 0.0942374 Jy ! Total flux subtracted in 200 components = 0.0942374 Jy ! Clean residual min=-0.008674 max=0.015065 Jy/beam ! Clean residual mean=0.000407 rms=0.003660 Jy/beam ! Combined flux in latest and established models = 2.57315 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 47 components and 2.57315 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=8.798 mas, bmaj=20.96 mas, bpa=15.7 degrees ! Estimated noise=1306.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00632983 Jy ! Component: 100 - total flux cleaned = 0.00708616 Jy ! Component: 150 - total flux cleaned = 0.00774855 Jy ! Component: 200 - total flux cleaned = 0.00849377 Jy ! Total flux subtracted in 200 components = 0.00849377 Jy ! Clean residual min=-0.010705 max=0.012854 Jy/beam ! Clean residual mean=0.000247 rms=0.004222 Jy/beam ! Combined flux in latest and established models = 2.58165 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 = 0.000275591 Jy ! Component: 100 - total flux cleaned = 0.000540324 Jy ! Component: 150 - total flux cleaned = 0.000788154 Jy ! Component: 200 - total flux cleaned = 0.00102134 Jy ! Total flux subtracted in 200 components = 0.00102134 Jy ! Clean residual min=-0.010232 max=0.012211 Jy/beam ! Clean residual mean=0.000197 rms=0.004055 Jy/beam ! Combined flux in latest and established models = 2.58267 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 63 components and 2.58267 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.013 mas, bmaj=8.648 mas, bpa=-2.719 degrees ! Estimated noise=1147.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00109951 Jy ! Component: 100 - total flux cleaned = -0.000635834 Jy ! Component: 150 - total flux cleaned = -0.000384961 Jy ! Component: 200 - total flux cleaned = 5.95503e-05 Jy ! Total flux subtracted in 200 components = 5.95503e-05 Jy ! Clean residual min=-0.008463 max=0.011069 Jy/beam ! Clean residual mean=0.000114 rms=0.003114 Jy/beam ! Combined flux in latest and established models = 2.58273 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 77 components and 2.58273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.569039Jy sigma=0.001218 ! Fit after self-cal, rms=0.568944Jy sigma=0.001218 wmodel J0457-2324_S_2003_07_09_pus_map.mod ! Writing 77 model components to file: J0457-2324_S_2003_07_09_pus_map.mod wobs J0457-2324_S_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J0457-2324_S_2003_07_09_pus_uvs.fits wwins J0457-2324_S_2003_07_09_pus_map.win ! wwins: Wrote 2 windows to J0457-2324_S_2003_07_09_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 = 0.00411811 Jy ! Component: 100 - total flux cleaned = 0.0060774 Jy ! Component: 150 - total flux cleaned = 0.00676051 Jy ! Component: 200 - total flux cleaned = 0.00764597 Jy ! Component: 250 - total flux cleaned = 0.0083632 Jy ! Component: 300 - total flux cleaned = 0.00881757 Jy ! Component: 350 - total flux cleaned = 0.00871269 Jy ! Component: 400 - total flux cleaned = 0.00860996 Jy ! Component: 450 - total flux cleaned = 0.0086063 Jy ! Component: 500 - total flux cleaned = 0.00850746 Jy ! Component: 550 - total flux cleaned = 0.00859854 Jy ! Component: 600 - total flux cleaned = 0.00859703 Jy ! Component: 650 - total flux cleaned = 0.00868351 Jy ! Component: 700 - total flux cleaned = 0.00859781 Jy ! Component: 750 - total flux cleaned = 0.00859957 Jy ! Component: 800 - total flux cleaned = 0.00860053 Jy ! Component: 850 - total flux cleaned = 0.00852164 Jy ! Component: 900 - total flux cleaned = 0.00844588 Jy ! Component: 950 - total flux cleaned = 0.00844516 Jy ! Component: 1000 - total flux cleaned = 0.00844438 Jy ! Component: 1050 - total flux cleaned = 0.0084435 Jy ! Component: 1100 - total flux cleaned = 0.00844323 Jy ! Component: 1150 - total flux cleaned = 0.00844274 Jy ! Component: 1200 - total flux cleaned = 0.00850836 Jy ! Component: 1250 - total flux cleaned = 0.0085081 Jy ! Component: 1300 - total flux cleaned = 0.00844633 Jy ! Component: 1350 - total flux cleaned = 0.00838656 Jy ! Component: 1400 - total flux cleaned = 0.00838761 Jy ! Component: 1450 - total flux cleaned = 0.00832882 Jy ! Component: 1500 - total flux cleaned = 0.0083867 Jy ! Component: 1550 - total flux cleaned = 0.00838688 Jy ! Component: 1600 - total flux cleaned = 0.00844286 Jy ! Component: 1650 - total flux cleaned = 0.00855312 Jy ! Component: 1700 - total flux cleaned = 0.00866184 Jy ! Component: 1750 - total flux cleaned = 0.00882186 Jy ! Component: 1800 - total flux cleaned = 0.0089268 Jy ! Component: 1850 - total flux cleaned = 0.0089266 Jy ! Component: 1900 - total flux cleaned = 0.00897856 Jy ! Component: 1950 - total flux cleaned = 0.00908076 Jy ! Component: 2000 - total flux cleaned = 0.00923103 Jy ! Total flux subtracted in 2048 components = 0.00928036 Jy ! Clean residual min=-0.003327 max=0.003068 Jy/beam ! Clean residual mean=0.000069 rms=0.001044 Jy/beam ! Combined flux in latest and established models = 2.59201 Jy keep ! Adding 110 model components to the UV plane model. ! The established model now contains 187 components and 2.59201 Jy ![Exited script file: muppet] wmap "J0457-2324_S_2003_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.013 x 8.648 at -2.719 degrees (North through East) ! Clean map min=-0.0064297 max=2.4571 Jy/beam ! Writing clean map to FITS file: J0457-2324_S_2003_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.45707 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000984338 device "J0457-2324_S_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0457-2324_S_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.120184 0.120184 0.240368 0.480737 0.961473 1.92295 3.84589 7.69178 15.3836 30.7671 61.5343 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0029 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.457 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.013 x 8.648 at -2.719 degrees (North through East) ! Clean map min=-0.0064297 max=2.4571 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0457-2324_S_2003_07_09_pus_uvs.log closed on Sun Apr 7 19:34:26 2013