! Started logfile: J0501-0159_S_2003_07_09_pus_uvs.log on Sun Apr 7 19:35:11 2013 obs J0501-0159_S_2003_07_09_pus_uva.fits ! Reading UV FITS file: J0501-0159_S_2003_07_09_pus_uva.fits ! AN table 1: 45 integrations on 171 of 171 possible baselines. ! AN table 2: 17 integrations on 171 of 171 possible baselines. ! AN table 3: 7 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0828036 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0501-0159 ! 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. ! 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 1516 lines of history. ! ! Reading 3908 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 J0501-0159_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 578 telescope corrections were flagged in sub-array 1. ! A total of 293 telescope corrections were flagged in sub-array 2. ! A total of 133 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 578 telescope corrections were flagged in sub-array 1. ! A total of 293 telescope corrections were flagged in sub-array 2. ! A total of 133 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 578 telescope corrections were flagged in sub-array 1. ! A total of 293 telescope corrections were flagged in sub-array 2. ! A total of 133 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 578 telescope corrections were flagged in sub-array 1. ! A total of 293 telescope corrections were flagged in sub-array 2. ! A total of 133 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.903057Jy sigma=0.008114 ! Fit after self-cal, rms=0.565069Jy sigma=0.005161 ! 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=1.926 mas, bmaj=6.896 mas, bpa=-1.361 degrees ! Estimated noise=1599.64 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 = 0.359313 Jy ! Component: 100 - total flux cleaned = 0.475262 Jy ! Total flux subtracted in 100 components = 0.475262 Jy ! Clean residual min=-0.049348 max=0.112403 Jy/beam ! Clean residual mean=0.002326 rms=0.017931 Jy/beam ! Combined flux in latest and established models = 0.475262 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.475262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.298918Jy sigma=0.002527 ! Fit after self-cal, rms=0.298741Jy sigma=0.002525 ! Inverting map ! Added new window around map position (-4, 2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.105129 Jy ! Component: 100 - total flux cleaned = 0.171035 Jy ! Total flux subtracted in 100 components = 0.171035 Jy ! Clean residual min=-0.038836 max=0.053458 Jy/beam ! Clean residual mean=0.001144 rms=0.012525 Jy/beam ! Combined flux in latest and established models = 0.646297 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 35 components and 0.646297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240921Jy sigma=0.002047 ! Fit after self-cal, rms=0.237935Jy sigma=0.002019 ! 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=1.997 mas, bmaj=7.922 mas, bpa=-0.5105 degrees ! Estimated noise=1292.54 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 = 0.0784831 Jy ! Component: 100 - total flux cleaned = 0.122153 Jy ! Component: 150 - total flux cleaned = 0.151478 Jy ! Component: 200 - total flux cleaned = 0.172262 Jy ! Total flux subtracted in 200 components = 0.172262 Jy ! Clean residual min=-0.036911 max=0.028048 Jy/beam ! Clean residual mean=-0.000070 rms=0.008552 Jy/beam ! Combined flux in latest and established models = 0.818559 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 75 components and 0.818559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206765Jy sigma=0.001776 ! Fit after self-cal, rms=0.205600Jy sigma=0.001766 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.22 GC 1.06 GG 1.00* ! HN 1.00* KP 0.91 LA 1.16 MA 1.00* ! MK 0.97 NL 1.02 NY 1.00* ON 1.00* ! OV 0.66 PT 1.03 SC 1.00* TC 1.00* ! TS 1.03 WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.13 GC 0.94 GG 1.00* ! HN 1.00* KP 0.98 LA 1.13 MA 1.00* ! MK 1.02 NL 1.04 NY 1.00* ON 1.00* ! OV 1.03 PT 1.02 SC 1.00* TC 1.00* ! TS 1.03 WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.09 GC 1.07 GG 1.00* ! HN 1.00* KP 0.95 LA 0.93 MA 1.00* ! MK 0.96 NL 1.05 NY 1.00* ON 1.00* ! OV 0.94 PT 1.08 SC 1.00* TC 1.00* ! TS 1.04 WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.99 GC 1.06 GG 1.00* ! HN 1.00* KP 0.95 LA 0.75 MA 1.00* ! MK 0.91 NL 0.99 NY 1.00* ON 1.00* ! OV 0.73 PT 1.02 SC 1.00* TC 1.00* ! TS 1.01 WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! ! Fit before self-cal, rms=0.205600Jy sigma=0.001766 ! Fit after self-cal, rms=0.154910Jy sigma=0.001359 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.034 mas, bmaj=8.074 mas, bpa=-0.03226 degrees ! Estimated noise=1311.88 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 = 0.000332768 Jy ! Component: 100 - total flux cleaned = -0.000467018 Jy ! Component: 150 - total flux cleaned = -0.00165981 Jy ! Component: 200 - total flux cleaned = -0.00270573 Jy ! Total flux subtracted in 200 components = -0.00270573 Jy ! Clean residual min=-0.011942 max=0.015322 Jy/beam ! Clean residual mean=0.000183 rms=0.003524 Jy/beam ! Combined flux in latest and established models = 0.815853 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 87 components and 0.815853 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153876Jy sigma=0.001349 ! Fit after self-cal, rms=0.154115Jy sigma=0.001346 ! 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=0.154115Jy sigma=0.001346 ! Fit after self-cal, rms=0.154312Jy sigma=0.001346 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.039 mas, bmaj=8.075 mas, bpa=-0.04445 degrees ! Estimated noise=1313.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000599276 Jy ! Component: 100 - total flux cleaned = -0.0015741 Jy ! Component: 150 - total flux cleaned = -0.00225851 Jy ! Component: 200 - total flux cleaned = -0.00303375 Jy ! Total flux subtracted in 200 components = -0.00303375 Jy ! Clean residual min=-0.011994 max=0.014350 Jy/beam ! Clean residual mean=0.000186 rms=0.003380 Jy/beam ! Combined flux in latest and established models = 0.812819 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 96 components and 0.812819 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153877Jy sigma=0.001342 ! Fit after self-cal, rms=0.153800Jy sigma=0.001341 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) ! Added new window around map position (-11, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0140117 Jy ! Component: 100 - total flux cleaned = 0.0190488 Jy ! Component: 150 - total flux cleaned = 0.0217032 Jy ! Component: 200 - total flux cleaned = 0.0222455 Jy ! Total flux subtracted in 200 components = 0.0222455 Jy ! Clean residual min=-0.010221 max=0.008561 Jy/beam ! Clean residual mean=-0.000015 rms=0.002657 Jy/beam ! Combined flux in latest and established models = 0.835065 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 120 components and 0.835065 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152472Jy sigma=0.001328 ! Fit after self-cal, rms=0.152289Jy sigma=0.001327 ! 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=0.152289Jy sigma=0.001327 ! Fit after self-cal, rms=0.152030Jy sigma=0.001325 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.043 mas, bmaj=8.083 mas, bpa=-0.04087 degrees ! Estimated noise=1314.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00704016 Jy ! Component: 100 - total flux cleaned = 0.00933032 Jy ! Component: 150 - total flux cleaned = 0.00999305 Jy ! Component: 200 - total flux cleaned = 0.0101507 Jy ! Total flux subtracted in 200 components = 0.0101507 Jy ! Clean residual min=-0.009263 max=0.007129 Jy/beam ! Clean residual mean=-0.000011 rms=0.002307 Jy/beam ! Combined flux in latest and established models = 0.845216 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 132 components and 0.845216 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151558Jy sigma=0.001321 ! Fit after self-cal, rms=0.151519Jy sigma=0.001320 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 = 0.00162156 Jy ! Component: 100 - total flux cleaned = 0.00188139 Jy ! Component: 150 - total flux cleaned = 0.00176411 Jy ! Component: 200 - total flux cleaned = 0.00144539 Jy ! Total flux subtracted in 200 components = 0.00144539 Jy ! Clean residual min=-0.009076 max=0.006543 Jy/beam ! Clean residual mean=-0.000026 rms=0.002207 Jy/beam ! Combined flux in latest and established models = 0.846661 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 136 components and 0.846661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151341Jy sigma=0.001319 ! Fit after self-cal, rms=0.151317Jy sigma=0.001319 ! 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=0.151317Jy sigma=0.001319 ! Fit after self-cal, rms=0.151308Jy sigma=0.001317 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.548 mas, bmaj=14.26 mas, bpa=24.03 degrees ! Estimated noise=1846.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00731517 Jy ! Component: 100 - total flux cleaned = 0.00796098 Jy ! Component: 150 - total flux cleaned = 0.00776234 Jy ! Component: 200 - total flux cleaned = 0.00759132 Jy ! Total flux subtracted in 200 components = 0.00759132 Jy ! Clean residual min=-0.008566 max=0.008714 Jy/beam ! Clean residual mean=-0.000048 rms=0.002888 Jy/beam ! Combined flux in latest and established models = 0.854252 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 160 components and 0.854252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151229Jy sigma=0.001317 ! Fit after self-cal, rms=0.151202Jy sigma=0.001316 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 = 0.000633269 Jy ! Component: 100 - total flux cleaned = 0.000565106 Jy ! Component: 150 - total flux cleaned = 0.000294442 Jy ! Component: 200 - total flux cleaned = 0.000116667 Jy ! Total flux subtracted in 200 components = 0.000116667 Jy ! Clean residual min=-0.008560 max=0.008441 Jy/beam ! Clean residual mean=-0.000054 rms=0.002791 Jy/beam ! Combined flux in latest and established models = 0.854369 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 164 components and 0.854369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151169Jy sigma=0.001316 ! Fit after self-cal, rms=0.151151Jy sigma=0.001316 ! 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=2.048 mas, bmaj=8.09 mas, bpa=-0.03501 degrees ! Estimated noise=1315.8 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.048 x 8.09 at -0.03501 degrees (North through East) ! Clean map min=-0.0079718 max=0.46934 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 ! Estimated beam: bmin=1.959 mas, bmaj=6.934 mas, bpa=-1.019 degrees ! Estimated noise=1914.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.356079 Jy ! Component: 100 - total flux cleaned = 0.500122 Jy ! Component: 150 - total flux cleaned = 0.591011 Jy ! Component: 200 - total flux cleaned = 0.648805 Jy ! Total flux subtracted in 200 components = 0.648805 Jy ! Clean residual min=-0.017357 max=0.031044 Jy/beam ! Clean residual mean=0.001345 rms=0.007305 Jy/beam ! Combined flux in latest and established models = 0.648805 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.648805 Jy ! Inverting map and beam ! Estimated beam: bmin=2.048 mas, bmaj=8.09 mas, bpa=-0.03501 degrees ! Estimated noise=1315.8 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 = 0.0586877 Jy ! Component: 100 - total flux cleaned = 0.0950236 Jy ! Component: 150 - total flux cleaned = 0.120503 Jy ! Component: 200 - total flux cleaned = 0.138909 Jy ! Total flux subtracted in 200 components = 0.138909 Jy ! Clean residual min=-0.011476 max=0.013560 Jy/beam ! Clean residual mean=0.000586 rms=0.003531 Jy/beam ! Combined flux in latest and established models = 0.787714 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 67 components and 0.787714 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=8.548 mas, bmaj=14.26 mas, bpa=24.03 degrees ! Estimated noise=1846.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0257083 Jy ! Component: 100 - total flux cleaned = 0.0395162 Jy ! Component: 150 - total flux cleaned = 0.0481974 Jy ! Component: 200 - total flux cleaned = 0.0539507 Jy ! Total flux subtracted in 200 components = 0.0539507 Jy ! Clean residual min=-0.009041 max=0.009582 Jy/beam ! Clean residual mean=0.000224 rms=0.003148 Jy/beam ! Combined flux in latest and established models = 0.841664 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 = 0.00392645 Jy ! Component: 100 - total flux cleaned = 0.00665957 Jy ! Component: 150 - total flux cleaned = 0.00788192 Jy ! Component: 200 - total flux cleaned = 0.00828717 Jy ! Total flux subtracted in 200 components = 0.00828717 Jy ! Clean residual min=-0.008489 max=0.009202 Jy/beam ! Clean residual mean=0.000046 rms=0.002970 Jy/beam ! Combined flux in latest and established models = 0.849952 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 135 components and 0.849952 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.048 mas, bmaj=8.09 mas, bpa=-0.03501 degrees ! Estimated noise=1315.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00264046 Jy ! Component: 100 - total flux cleaned = -0.00329552 Jy ! Component: 150 - total flux cleaned = -0.00401322 Jy ! Component: 200 - total flux cleaned = -0.00369919 Jy ! Total flux subtracted in 200 components = -0.00369919 Jy ! Clean residual min=-0.010217 max=0.008272 Jy/beam ! Clean residual mean=0.000051 rms=0.002247 Jy/beam ! Combined flux in latest and established models = 0.846252 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 152 components and 0.846253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151403Jy sigma=0.001321 ! Fit after self-cal, rms=0.151257Jy sigma=0.001319 wmodel J0501-0159_S_2003_07_09_pus_map.mod ! Writing 152 model components to file: J0501-0159_S_2003_07_09_pus_map.mod wobs J0501-0159_S_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J0501-0159_S_2003_07_09_pus_uvs.fits wwins J0501-0159_S_2003_07_09_pus_map.win ! wwins: Wrote 3 windows to J0501-0159_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 = -0.0034681 Jy ! Component: 100 - total flux cleaned = -0.00429505 Jy ! Component: 150 - total flux cleaned = -0.00441398 Jy ! Component: 200 - total flux cleaned = -0.00441448 Jy ! Component: 250 - total flux cleaned = -0.00398693 Jy ! Component: 300 - total flux cleaned = -0.00357986 Jy ! Component: 350 - total flux cleaned = -0.00348113 Jy ! Component: 400 - total flux cleaned = -0.00357589 Jy ! Component: 450 - total flux cleaned = -0.00375596 Jy ! Component: 500 - total flux cleaned = -0.00384022 Jy ! Component: 550 - total flux cleaned = -0.00375766 Jy ! Component: 600 - total flux cleaned = -0.00368031 Jy ! Component: 650 - total flux cleaned = -0.00352763 Jy ! Component: 700 - total flux cleaned = -0.00345327 Jy ! Component: 750 - total flux cleaned = -0.00338092 Jy ! Component: 800 - total flux cleaned = -0.0034488 Jy ! Component: 850 - total flux cleaned = -0.00317479 Jy ! Component: 900 - total flux cleaned = -0.00297598 Jy ! Component: 950 - total flux cleaned = -0.00291233 Jy ! Component: 1000 - total flux cleaned = -0.0028499 Jy ! Component: 1050 - total flux cleaned = -0.00284906 Jy ! Component: 1100 - total flux cleaned = -0.00279015 Jy ! Component: 1150 - total flux cleaned = -0.00273227 Jy ! Component: 1200 - total flux cleaned = -0.00256339 Jy ! Component: 1250 - total flux cleaned = -0.00245421 Jy ! Component: 1300 - total flux cleaned = -0.00245436 Jy ! Component: 1350 - total flux cleaned = -0.00245343 Jy ! Component: 1400 - total flux cleaned = -0.00235198 Jy ! Component: 1450 - total flux cleaned = -0.00250336 Jy ! Component: 1500 - total flux cleaned = -0.00265063 Jy ! Component: 1550 - total flux cleaned = -0.00269967 Jy ! Component: 1600 - total flux cleaned = -0.00284197 Jy ! Component: 1650 - total flux cleaned = -0.0029817 Jy ! Component: 1700 - total flux cleaned = -0.00302746 Jy ! Component: 1750 - total flux cleaned = -0.00316172 Jy ! Component: 1800 - total flux cleaned = -0.00316215 Jy ! Component: 1850 - total flux cleaned = -0.00324946 Jy ! Component: 1900 - total flux cleaned = -0.00333409 Jy ! Component: 1950 - total flux cleaned = -0.00320698 Jy ! Component: 2000 - total flux cleaned = -0.0032494 Jy ! Total flux subtracted in 2048 components = -0.00333239 Jy ! Clean residual min=-0.002205 max=0.002126 Jy/beam ! Clean residual mean=0.000007 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.84292 Jy keep ! Adding 145 model components to the UV plane model. ! The established model now contains 297 components and 0.84292 Jy ![Exited script file: muppet] wmap "J0501-0159_S_2003_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.048 x 8.09 at -0.03501 degrees (North through East) ! Clean map min=-0.0053743 max=0.46862 Jy/beam ! Writing clean map to FITS file: J0501-0159_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 0.468622 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000809329 device "J0501-0159_S_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0501-0159_S_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.518112 0.518112 1.03622 2.07245 4.1449 8.2898 16.5796 33.1592 66.3184 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.468 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.048 x 8.09 at -0.03501 degrees (North through East) ! Clean map min=-0.0053743 max=0.46862 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0501-0159_S_2003_07_09_pus_uvs.log closed on Sun Apr 7 19:35:15 2013