! Started logfile: J1516+1932_S_2009_04_21_pus_uvs.log on Mon Jan 24 21:45:10 2011 obs J1516+1932_S_2009_04_21_pus_uva.fits ! Reading UV FITS file: J1516+1932_S_2009_04_21_pus_uva.fits ! AN table 1: 111 integrations on 120 of 120 possible baselines. ! AN table 2: 338 integrations on 120 of 120 possible baselines. ! AN table 3: 168 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.131605 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1516+1932 ! ! 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 2004 lines of history. ! ! Reading 38976 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 J1516+1932_S_2009_04_21_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 1357 telescope corrections were flagged in sub-array 1. ! A total of 3935 telescope corrections were flagged in sub-array 2. ! A total of 1744 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1357 telescope corrections were flagged in sub-array 1. ! A total of 3935 telescope corrections were flagged in sub-array 2. ! A total of 1744 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1357 telescope corrections were flagged in sub-array 1. ! A total of 3935 telescope corrections were flagged in sub-array 2. ! A total of 1744 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1357 telescope corrections were flagged in sub-array 1. ! A total of 3935 telescope corrections were flagged in sub-array 2. ! A total of 1744 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.887220Jy sigma=0.007091 ! Fit after self-cal, rms=0.697450Jy sigma=0.005662 ! 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=1.73 mas, bmaj=4.321 mas, bpa=-0.5958 degrees ! Estimated noise=871.852 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 = 0.244981 Jy ! Component: 100 - total flux cleaned = 0.309956 Jy ! Total flux subtracted in 100 components = 0.309956 Jy ! Clean residual min=-0.010582 max=0.028939 Jy/beam ! Clean residual mean=0.000103 rms=0.003070 Jy/beam ! Combined flux in latest and established models = 0.309956 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.309956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206347Jy sigma=0.001385 ! Fit after self-cal, rms=0.206256Jy sigma=0.001384 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0327065 Jy ! Component: 100 - total flux cleaned = 0.0497093 Jy ! Total flux subtracted in 100 components = 0.0497093 Jy ! Clean residual min=-0.008423 max=0.009309 Jy/beam ! Clean residual mean=-0.000066 rms=0.002363 Jy/beam ! Combined flux in latest and established models = 0.359665 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 18 components and 0.359665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199638Jy sigma=0.001326 ! Fit after self-cal, rms=0.199511Jy sigma=0.001325 ! 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=1.927 mas, bmaj=4.978 mas, bpa=0.01222 degrees ! Estimated noise=467.263 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 = 0.0147541 Jy ! Component: 100 - total flux cleaned = 0.0223084 Jy ! Component: 150 - total flux cleaned = 0.0267214 Jy ! Component: 200 - total flux cleaned = 0.029013 Jy ! Total flux subtracted in 200 components = 0.029013 Jy ! Clean residual min=-0.008982 max=0.006614 Jy/beam ! Clean residual mean=-0.001838 rms=0.001818 Jy/beam ! Combined flux in latest and established models = 0.388678 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 33 components and 0.388678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198234Jy sigma=0.001318 ! Fit after self-cal, rms=0.198212Jy sigma=0.001318 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 0.99 KB 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.96 OV 1.00* PT 1.00* ! SC 1.17 TS 1.00* WZ 0.90 ZC 1.26 ! ! A total of 261 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.01 HN 1.00* KB 2.59 ! KK 1.00* KP 0.99 LA 0.97 MK 1.00* ! NL 0.98 NY 1.02 OV 0.99 PT 0.99 ! SC 1.08 TS 0.90 WZ 0.92 ZC 1.28 ! ! A total of 162 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.02 HN 1.00* KB 0.93 ! KK 1.09 KP 0.96 LA 1.02 MK 1.00 ! NL 1.04 NY 1.05 OV 0.96 PT 1.04 ! SC 1.11 TS 0.98 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00 KB 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00 OV 1.00* PT 1.00* ! SC 1.12 TS 1.00* WZ 0.85 ZC 1.07 ! ! A total of 261 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.04 HN 1.00* KB 2.65 ! KK 1.00* KP 1.03 LA 0.94 MK 1.00* ! NL 0.97 NY 0.98 OV 1.05 PT 0.94 ! SC 1.09 TS 0.93 WZ 0.88 ZC 1.11 ! ! A total of 162 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.03 HN 1.00* KB 1.01 ! KK 1.03 KP 1.00 LA 0.98 MK 1.00 ! NL 1.02 NY 1.11 OV 0.99 PT 0.99 ! SC 1.15 TS 0.94 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 0.98 KB 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.94 OV 1.00* PT 1.00* ! SC 0.98 TS 1.00* WZ 0.80 ZC 0.89 ! ! A total of 261 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.99 HN 1.00* KB 3.04 ! KK 1.00* KP 1.01 LA 0.97 MK 1.00* ! NL 0.98 NY 0.94 OV 1.02 PT 0.98 ! SC 1.02 TS 0.86 WZ 0.79 ZC 0.92 ! ! A total of 162 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 1.02 HN 1.00* KB 1.01 ! KK 1.07 KP 0.99 LA 1.01 MK 0.97 ! NL 0.99 NY 0.94 OV 1.00 PT 1.05 ! SC 1.06 TS 0.97 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00 KB 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00 OV 1.00* PT 1.00* ! SC 1.05 TS 1.00* WZ 0.76 ZC 0.91 ! ! A total of 261 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.98 HN 1.00* KB 2.94 ! KK 1.00* KP 1.03 LA 0.97 MK 1.00* ! NL 0.97 NY 0.90 OV 0.87 PT 0.88 ! SC 1.04 TS 0.94 WZ 0.78 ZC 0.92 ! ! A total of 162 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.03 HN 1.00* KB 1.11 ! KK 1.04 KP 1.01 LA 0.98 MK 0.99 ! NL 1.02 NY 0.93 OV 0.82 PT 0.90 ! SC 1.11 TS 0.97 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.198212Jy sigma=0.001318 ! Fit after self-cal, rms=0.186155Jy sigma=0.001246 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.922 mas, bmaj=5.021 mas, bpa=-0.6874 degrees ! Estimated noise=476.726 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 (-4.5, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00654527 Jy ! Component: 100 - total flux cleaned = 0.00744108 Jy ! Component: 150 - total flux cleaned = 0.00788631 Jy ! Component: 200 - total flux cleaned = 0.00797865 Jy ! Total flux subtracted in 200 components = 0.00797865 Jy ! Clean residual min=-0.002944 max=0.003798 Jy/beam ! Clean residual mean=-0.000090 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 0.396656 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 45 components and 0.396656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185899Jy sigma=0.001243 ! Fit after self-cal, rms=0.186086Jy sigma=0.001242 ! 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=0.186086Jy sigma=0.001242 ! Fit after self-cal, rms=0.185807Jy sigma=0.001241 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.922 mas, bmaj=5.019 mas, bpa=-0.7154 degrees ! Estimated noise=476.09 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00231654 Jy ! Component: 100 - total flux cleaned = 0.00274653 Jy ! Component: 150 - total flux cleaned = 0.00309055 Jy ! Component: 200 - total flux cleaned = 0.00320865 Jy ! Total flux subtracted in 200 components = 0.00320865 Jy ! Clean residual min=-0.002586 max=0.003363 Jy/beam ! Clean residual mean=-0.000030 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.399865 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 56 components and 0.399865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185738Jy sigma=0.001240 ! Fit after self-cal, rms=0.185729Jy sigma=0.001240 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 (-9.5, 17.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297069 Jy ! Component: 100 - total flux cleaned = 0.0044473 Jy ! Component: 150 - total flux cleaned = 0.00523412 Jy ! Component: 200 - total flux cleaned = 0.00563522 Jy ! Total flux subtracted in 200 components = 0.00563522 Jy ! Clean residual min=-0.002825 max=0.002835 Jy/beam ! Clean residual mean=-0.000100 rms=0.000665 Jy/beam ! Combined flux in latest and established models = 0.4055 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 75 components and 0.4055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185664Jy sigma=0.001240 ! Fit after self-cal, rms=0.185665Jy sigma=0.001240 ! 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=0.185665Jy sigma=0.001240 ! Fit after self-cal, rms=0.185522Jy sigma=0.001239 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.923 mas, bmaj=5.02 mas, bpa=-0.76 degrees ! Estimated noise=476.359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138421 Jy ! Component: 100 - total flux cleaned = 0.00201692 Jy ! Component: 150 - total flux cleaned = 0.00245901 Jy ! Component: 200 - total flux cleaned = 0.0028483 Jy ! Total flux subtracted in 200 components = 0.0028483 Jy ! Clean residual min=-0.002470 max=0.002860 Jy/beam ! Clean residual mean=-0.000031 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.408349 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 88 components and 0.408349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185489Jy sigma=0.001239 ! Fit after self-cal, rms=0.185487Jy sigma=0.001239 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 (-28.5, 60.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000927706 Jy ! Component: 100 - total flux cleaned = 0.00109983 Jy ! Component: 150 - total flux cleaned = 0.00155179 Jy ! Component: 200 - total flux cleaned = 0.00177492 Jy ! Total flux subtracted in 200 components = 0.00177492 Jy ! Clean residual min=-0.002222 max=0.002666 Jy/beam ! Clean residual mean=-0.000053 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.410123 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 101 components and 0.410123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185426Jy sigma=0.001239 ! Fit after self-cal, rms=0.185427Jy sigma=0.001239 ! Inverting map ! Added new window around map position (2.5, 29.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00258785 Jy ! Component: 100 - total flux cleaned = 0.00311496 Jy ! Component: 150 - total flux cleaned = 0.00334837 Jy ! Component: 200 - total flux cleaned = 0.00355847 Jy ! Total flux subtracted in 200 components = 0.00355847 Jy ! Clean residual min=-0.002128 max=0.002245 Jy/beam ! Clean residual mean=-0.000093 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.413682 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 115 components and 0.413682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185381Jy sigma=0.001238 ! Fit after self-cal, rms=0.185377Jy sigma=0.001238 ! 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=0.185377Jy sigma=0.001238 ! Fit after self-cal, rms=0.185333Jy sigma=0.001238 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.085 mas, bmaj=10.23 mas, bpa=9.917 degrees ! Estimated noise=702.712 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188218 Jy ! Component: 100 - total flux cleaned = 0.00218877 Jy ! Component: 150 - total flux cleaned = 0.00211277 Jy ! Component: 200 - total flux cleaned = 0.00208082 Jy ! Total flux subtracted in 200 components = 0.00208082 Jy ! Clean residual min=-0.002986 max=0.002613 Jy/beam ! Clean residual mean=-0.000157 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.415763 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 129 components and 0.415763 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185332Jy sigma=0.001238 ! Fit after self-cal, rms=0.185326Jy sigma=0.001238 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 = 0.000106594 Jy ! Component: 100 - total flux cleaned = 0.000145057 Jy ! Component: 150 - total flux cleaned = 0.000144177 Jy ! Component: 200 - total flux cleaned = 0.000144814 Jy ! Total flux subtracted in 200 components = 0.000144814 Jy ! Clean residual min=-0.002898 max=0.002607 Jy/beam ! Clean residual mean=-0.000163 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.415907 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 134 components and 0.415907 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185332Jy sigma=0.001238 ! Fit after self-cal, rms=0.185332Jy sigma=0.001238 ! 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=1.924 mas, bmaj=5.02 mas, bpa=-0.8037 degrees ! Estimated noise=476.65 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.924 x 5.02 at -0.8037 degrees (North through East) ! Clean map min=-0.0019264 max=0.32163 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=1.754 mas, bmaj=4.245 mas, bpa=-1.691 degrees ! Estimated noise=869.911 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.245536 Jy ! Component: 100 - total flux cleaned = 0.311504 Jy ! Component: 150 - total flux cleaned = 0.342944 Jy ! Component: 200 - total flux cleaned = 0.35851 Jy ! Total flux subtracted in 200 components = 0.35851 Jy ! Clean residual min=-0.005231 max=0.008019 Jy/beam ! Clean residual mean=0.000170 rms=0.001362 Jy/beam ! Combined flux in latest and established models = 0.35851 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.35851 Jy ! Inverting map and beam ! Estimated beam: bmin=1.924 mas, bmaj=5.02 mas, bpa=-0.8037 degrees ! Estimated noise=476.65 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, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0157336 Jy ! Component: 100 - total flux cleaned = 0.025361 Jy ! Component: 150 - total flux cleaned = 0.0316844 Jy ! Component: 200 - total flux cleaned = 0.0362834 Jy ! Total flux subtracted in 200 components = 0.0362834 Jy ! Clean residual min=-0.002354 max=0.003379 Jy/beam ! Clean residual mean=0.000209 rms=0.000768 Jy/beam ! Combined flux in latest and established models = 0.394793 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 60 components and 0.394793 Jy ! Inverting map ! Added new window around map position (-11, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388603 Jy ! Component: 100 - total flux cleaned = 0.00708837 Jy ! Component: 150 - total flux cleaned = 0.0097416 Jy ! Component: 200 - total flux cleaned = 0.0114904 Jy ! Total flux subtracted in 200 components = 0.0114904 Jy ! Clean residual min=-0.002029 max=0.002574 Jy/beam ! Clean residual mean=0.000066 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.406283 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 87 components and 0.406283 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=9.085 mas, bmaj=10.23 mas, bpa=9.917 degrees ! Estimated noise=702.712 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0041662 Jy ! Component: 100 - total flux cleaned = 0.00641912 Jy ! Component: 150 - total flux cleaned = 0.00735956 Jy ! Component: 200 - total flux cleaned = 0.00808858 Jy ! Total flux subtracted in 200 components = 0.00808858 Jy ! Clean residual min=-0.002941 max=0.002826 Jy/beam ! Clean residual mean=-0.000104 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.414372 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 = 0.000530609 Jy ! Component: 100 - total flux cleaned = 0.000923122 Jy ! Component: 150 - total flux cleaned = 0.00113048 Jy ! Component: 200 - total flux cleaned = 0.00131444 Jy ! Total flux subtracted in 200 components = 0.00131444 Jy ! Clean residual min=-0.002897 max=0.002576 Jy/beam ! Clean residual mean=-0.000154 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.415687 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 154 components and 0.415686 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.924 mas, bmaj=5.02 mas, bpa=-0.8037 degrees ! Estimated noise=476.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.09924e-05 Jy ! Component: 100 - total flux cleaned = 0.000283292 Jy ! Component: 150 - total flux cleaned = 0.000387837 Jy ! Component: 200 - total flux cleaned = 0.000436616 Jy ! Total flux subtracted in 200 components = 0.000436616 Jy ! Clean residual min=-0.001941 max=0.002079 Jy/beam ! Clean residual mean=-0.000054 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.416123 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 170 components and 0.416123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185311Jy sigma=0.001238 ! Fit after self-cal, rms=0.185287Jy sigma=0.001238 wmodel J1516+1932_S_2009_04_21_pus_map.mod ! Writing 170 model components to file: J1516+1932_S_2009_04_21_pus_map.mod wobs J1516+1932_S_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J1516+1932_S_2009_04_21_pus_uvs.fits wwins J1516+1932_S_2009_04_21_pus_map.win ! wwins: Wrote 7 windows to J1516+1932_S_2009_04_21_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 = 0.000641416 Jy ! Component: 100 - total flux cleaned = 0.000784327 Jy ! Component: 150 - total flux cleaned = 0.000750898 Jy ! Component: 200 - total flux cleaned = 0.000784202 Jy ! Component: 250 - total flux cleaned = 0.000688419 Jy ! Component: 300 - total flux cleaned = 0.000563851 Jy ! Component: 350 - total flux cleaned = 0.000442372 Jy ! Component: 400 - total flux cleaned = 0.000294842 Jy ! Component: 450 - total flux cleaned = 0.000208288 Jy ! Component: 500 - total flux cleaned = 3.83062e-05 Jy ! Component: 550 - total flux cleaned = -7.28002e-05 Jy ! Component: 600 - total flux cleaned = -0.000209782 Jy ! Component: 650 - total flux cleaned = -0.000344504 Jy ! Component: 700 - total flux cleaned = -0.000450995 Jy ! Component: 750 - total flux cleaned = -0.000634469 Jy ! Component: 800 - total flux cleaned = -0.000737927 Jy ! Component: 850 - total flux cleaned = -0.000840396 Jy ! Component: 900 - total flux cleaned = -0.000991779 Jy ! Component: 950 - total flux cleaned = -0.00114101 Jy ! Component: 1000 - total flux cleaned = -0.00126383 Jy ! Component: 1050 - total flux cleaned = -0.00140945 Jy ! Component: 1100 - total flux cleaned = -0.00155307 Jy ! Component: 1150 - total flux cleaned = -0.00167135 Jy ! Component: 1200 - total flux cleaned = -0.00178828 Jy ! Component: 1250 - total flux cleaned = -0.0018809 Jy ! Component: 1300 - total flux cleaned = -0.00199528 Jy ! Component: 1350 - total flux cleaned = -0.00210839 Jy ! Component: 1400 - total flux cleaned = -0.00219791 Jy ! Component: 1450 - total flux cleaned = -0.00224242 Jy ! Component: 1500 - total flux cleaned = -0.00237426 Jy ! Component: 1550 - total flux cleaned = -0.00241762 Jy ! Component: 1600 - total flux cleaned = -0.00246072 Jy ! Component: 1650 - total flux cleaned = -0.00256743 Jy ! Component: 1700 - total flux cleaned = -0.00258863 Jy ! Component: 1750 - total flux cleaned = -0.00263071 Jy ! Component: 1800 - total flux cleaned = -0.00271412 Jy ! Component: 1850 - total flux cleaned = -0.00277606 Jy ! Component: 1900 - total flux cleaned = -0.00281715 Jy ! Component: 1950 - total flux cleaned = -0.00289854 Jy ! Component: 2000 - total flux cleaned = -0.00293879 Jy ! Total flux subtracted in 2048 components = -0.00299904 Jy ! Clean residual min=-0.001155 max=0.001159 Jy/beam ! Clean residual mean=-0.000025 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.413124 Jy keep ! Adding 146 model components to the UV plane model. ! The established model now contains 316 components and 0.413124 Jy ![Exited script file: muppet] wmap "J1516+1932_S_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.924 x 5.02 at -0.8037 degrees (North through East) ! Clean map min=-0.0015609 max=0.32219 Jy/beam ! Writing clean map to FITS file: J1516+1932_S_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.322194 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000377531 device "J1516+1932_S_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J1516+1932_S_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.351525 0.351525 0.703049 1.4061 2.8122 5.62439 11.2488 22.4976 44.9951 89.9903 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.322 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.924 x 5.02 at -0.8037 degrees (North through East) ! Clean map min=-0.0015609 max=0.32219 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1516+1932_S_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J1516+1932_S_2009_04_21_pus_map.gif/vgif' mapplot cln