! Started logfile: J1454-3747_S_2011_08_02_pus_uvs.log on Thu Apr 19 13:16:17 2012 obs J1454-3747_S_2011_08_02_pus_uva.fits ! Reading UV FITS file: J1454-3747_S_2011_08_02_pus_uva.fits ! AN table 1: 11 integrations on 78 of 78 possible baselines. ! AN table 2: 48 integrations on 78 of 78 possible baselines. ! AN table 3: 11 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.0631868 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1454-3747 ! ! 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 2651 lines of history. ! ! Reading 1380 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 J1454-3747_S_2011_08_02_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 95 telescope corrections were flagged in sub-array 1. ! A total of 573 telescope corrections were flagged in sub-array 2. ! A total of 75 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 95 telescope corrections were flagged in sub-array 1. ! A total of 573 telescope corrections were flagged in sub-array 2. ! A total of 75 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 95 telescope corrections were flagged in sub-array 1. ! A total of 573 telescope corrections were flagged in sub-array 2. ! A total of 75 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 95 telescope corrections were flagged in sub-array 1. ! A total of 573 telescope corrections were flagged in sub-array 2. ! A total of 75 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.473569Jy sigma=0.002871 ! Fit after self-cal, rms=0.456475Jy sigma=0.002737 ! 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=2.099 mas, bmaj=6.135 mas, bpa=28.38 degrees ! Estimated noise=4043.1 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 = 0.523875 Jy ! Component: 100 - total flux cleaned = 0.688076 Jy ! Total flux subtracted in 100 components = 0.688076 Jy ! Clean residual min=-0.050826 max=0.087379 Jy/beam ! Clean residual mean=0.004689 rms=0.025808 Jy/beam ! Combined flux in latest and established models = 0.688076 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.688076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313241Jy sigma=0.002149 ! Fit after self-cal, rms=0.312958Jy sigma=0.002149 ! 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=2.6 mas, bmaj=7.851 mas, bpa=29.01 degrees ! Estimated noise=2752.25 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 = 0.111592 Jy ! Component: 100 - total flux cleaned = 0.164576 Jy ! Component: 150 - total flux cleaned = 0.18988 Jy ! Component: 200 - total flux cleaned = 0.201963 Jy ! Total flux subtracted in 200 components = 0.201963 Jy ! Clean residual min=-0.044700 max=0.047576 Jy/beam ! Clean residual mean=-0.003136 rms=0.015267 Jy/beam ! Combined flux in latest and established models = 0.890039 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 0.890039 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.286941Jy sigma=0.001749 ! Fit after self-cal, rms=0.285336Jy sigma=0.001748 ! 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 1.00* FD 1.02 FT 1.00* HH 1.00* ! HN 0.87 KP 0.96 LA 1.00* MK 1.00* ! NL 1.46 OV 1.00* PT 0.94 TS 1.00* ! WZ 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.06 FT 1.00* HH 1.00* ! HN 1.22 KP 0.97 LA 0.97 MK 1.00* ! NL 1.04 OV 0.96 PT 0.95 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.09 FT 1.00* HH 1.00* ! HN 1.08 KP 1.02 LA 1.00* MK 1.00* ! NL 1.45 OV 1.00* PT 0.94 TS 1.00* ! WZ 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.18 FT 1.00* HH 1.00* ! HN 1.16 KP 1.03 LA 0.95 MK 1.00* ! NL 1.19 OV 1.00 PT 1.00 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.10 FT 1.00* HH 1.00* ! HN 1.03 KP 1.00 LA 1.00* MK 1.00* ! NL 1.23 OV 1.00* PT 0.88 TS 1.00* ! WZ 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.13 FT 1.00* HH 1.00* ! HN 0.97 KP 1.03 LA 0.86 MK 1.00* ! NL 1.21 OV 1.00 PT 0.92 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.12 FT 1.00* HH 1.00* ! HN 1.00 KP 0.88 LA 1.00* MK 1.00* ! NL 1.45 OV 1.00* PT 0.85 TS 1.00* ! WZ 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.11 FT 1.00* HH 1.00* ! HN 0.78 KP 0.86 LA 0.71 MK 1.00* ! NL 1.04 OV 0.84 PT 0.86 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.285336Jy sigma=0.001748 ! Fit after self-cal, rms=0.284592Jy sigma=0.001411 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=5.506 mas, bmaj=59.99 mas, bpa=-16.58 degrees ! Estimated noise=2998.58 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 = -0.00987482 Jy ! Component: 100 - total flux cleaned = -0.0111021 Jy ! Component: 150 - total flux cleaned = -0.0117944 Jy ! Component: 200 - total flux cleaned = -0.0123381 Jy ! Total flux subtracted in 200 components = -0.0123381 Jy ! Clean residual min=-0.023596 max=0.032834 Jy/beam ! Clean residual mean=-0.000014 rms=0.008669 Jy/beam ! Combined flux in latest and established models = 0.877701 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.877701 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.283546Jy sigma=0.001408 ! Fit after self-cal, rms=0.287525Jy sigma=0.001405 ! 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=0.287525Jy sigma=0.001405 ! Fit after self-cal, rms=0.297674Jy sigma=0.001402 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.58 mas, bmaj=60.46 mas, bpa=-16.62 degrees ! Estimated noise=3012.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00874962 Jy ! Component: 100 - total flux cleaned = -0.00976457 Jy ! Component: 150 - total flux cleaned = -0.0103524 Jy ! Component: 200 - total flux cleaned = -0.0106685 Jy ! Total flux subtracted in 200 components = -0.0106685 Jy ! Clean residual min=-0.022345 max=0.032082 Jy/beam ! Clean residual mean=-0.000071 rms=0.008523 Jy/beam ! Combined flux in latest and established models = 0.867033 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 0.867033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296896Jy sigma=0.001400 ! Fit after self-cal, rms=0.298030Jy sigma=0.001400 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 = -0.000398697 Jy ! Component: 100 - total flux cleaned = -0.000777822 Jy ! Component: 150 - total flux cleaned = -0.00088003 Jy ! Component: 200 - total flux cleaned = -0.00109187 Jy ! Total flux subtracted in 200 components = -0.00109187 Jy ! Clean residual min=-0.022259 max=0.032133 Jy/beam ! Clean residual mean=-0.000053 rms=0.008600 Jy/beam ! Combined flux in latest and established models = 0.865941 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 0.865941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297800Jy sigma=0.001400 ! Fit after self-cal, rms=0.298007Jy sigma=0.001399 ! 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=0.298007Jy sigma=0.001399 ! Fit after self-cal, rms=0.309641Jy sigma=0.001397 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.658 mas, bmaj=60.91 mas, bpa=-16.66 degrees ! Estimated noise=3028.67 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00675207 Jy ! Component: 100 - total flux cleaned = -0.00761473 Jy ! Component: 150 - total flux cleaned = -0.00826081 Jy ! Component: 200 - total flux cleaned = -0.00851367 Jy ! Total flux subtracted in 200 components = -0.00851367 Jy ! Clean residual min=-0.021266 max=0.031503 Jy/beam ! Clean residual mean=-0.000135 rms=0.008289 Jy/beam ! Combined flux in latest and established models = 0.857427 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.857427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309118Jy sigma=0.001395 ! Fit after self-cal, rms=0.310141Jy sigma=0.001395 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 = -0.000208671 Jy ! Component: 100 - total flux cleaned = -0.000538468 Jy ! Component: 150 - total flux cleaned = -0.000728744 Jy ! Component: 200 - total flux cleaned = -0.00081317 Jy ! Total flux subtracted in 200 components = -0.00081317 Jy ! Clean residual min=-0.021187 max=0.031549 Jy/beam ! Clean residual mean=-0.000122 rms=0.008352 Jy/beam ! Combined flux in latest and established models = 0.856614 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 0.856614 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309967Jy sigma=0.001395 ! Fit after self-cal, rms=0.310143Jy sigma=0.001395 ! 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=0.310143Jy sigma=0.001395 ! Fit after self-cal, rms=0.320346Jy sigma=0.001393 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.945 mas, bmaj=74.15 mas, bpa=-18.54 degrees ! Estimated noise=2936.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00318664 Jy ! Component: 100 - total flux cleaned = -0.00319079 Jy ! Component: 150 - total flux cleaned = -0.00319196 Jy ! Component: 200 - total flux cleaned = -0.00319231 Jy ! Total flux subtracted in 200 components = -0.00319231 Jy ! Clean residual min=-0.019799 max=0.031710 Jy/beam ! Clean residual mean=-0.000333 rms=0.009170 Jy/beam ! Combined flux in latest and established models = 0.853422 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 35 components and 0.853422 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.320191Jy sigma=0.001393 ! Fit after self-cal, rms=0.320770Jy sigma=0.001393 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 = -8.805e-08 Jy ! Component: 100 - total flux cleaned = 6.11093e-05 Jy ! Component: 150 - total flux cleaned = 5.70004e-05 Jy ! Component: 200 - total flux cleaned = 5.48605e-05 Jy ! Total flux subtracted in 200 components = 5.48605e-05 Jy ! Clean residual min=-0.019831 max=0.031634 Jy/beam ! Clean residual mean=-0.000335 rms=0.009170 Jy/beam ! Combined flux in latest and established models = 0.853477 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 35 components and 0.853477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.320701Jy sigma=0.001392 ! Fit after self-cal, rms=0.320776Jy sigma=0.001392 ! 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=5.72 mas, bmaj=61.28 mas, bpa=-16.69 degrees ! Estimated noise=3039.66 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.72 x 61.28 at -16.69 degrees (North through East) ! Clean map min=-0.019941 max=0.72902 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=0.320776Jy sigma=0.001392 ! Fit after self-cal, rms=0.448993Jy sigma=0.001212 ! Inverting map and beam ! Estimated beam: bmin=5.716 mas, bmaj=61.31 mas, bpa=-16.69 degrees ! Estimated noise=3031.62 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00504384 Jy ! Component: 100 - total flux cleaned = -0.00571746 Jy ! Component: 150 - total flux cleaned = -0.00610477 Jy ! Component: 200 - total flux cleaned = -0.00642268 Jy ! Total flux subtracted in 200 components = -0.00642268 Jy ! Clean residual min=-0.019443 max=0.029079 Jy/beam ! Clean residual mean=-0.000159 rms=0.007781 Jy/beam ! Combined flux in latest and established models = 0.847054 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 35 components and 0.847054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.448665Jy sigma=0.001211 ! Fit after self-cal, rms=0.449261Jy sigma=0.001211 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000168961 Jy ! Component: 100 - total flux cleaned = -0.000248101 Jy ! Component: 150 - total flux cleaned = -0.000546622 Jy ! Component: 200 - total flux cleaned = -0.000675229 Jy ! Total flux subtracted in 200 components = -0.000675229 Jy ! Clean residual min=-0.019459 max=0.029094 Jy/beam ! Clean residual mean=-0.000148 rms=0.007830 Jy/beam ! Combined flux in latest and established models = 0.846379 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 36 components and 0.846379 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.449066Jy sigma=0.001211 ! Fit after self-cal, rms=0.449351Jy sigma=0.001211 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.449351Jy sigma=0.001211 ! Fit after self-cal, rms=0.469943Jy sigma=0.001209 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=4.392 mas, bmaj=55.86 mas, bpa=-16.51 degrees ! Estimated noise=4616.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.539816 Jy ! Component: 100 - total flux cleaned = 0.693313 Jy ! Component: 150 - total flux cleaned = 0.760032 Jy ! Component: 200 - total flux cleaned = 0.789968 Jy ! Total flux subtracted in 200 components = 0.789968 Jy ! Clean residual min=-0.023249 max=0.025872 Jy/beam ! Clean residual mean=0.001020 rms=0.008316 Jy/beam ! Combined flux in latest and established models = 0.789968 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.789968 Jy ! Inverting map and beam ! Estimated beam: bmin=5.766 mas, bmaj=61.61 mas, bpa=-16.71 degrees ! Estimated noise=3040.84 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 = 0.0263308 Jy ! Component: 100 - total flux cleaned = 0.0375176 Jy ! Component: 150 - total flux cleaned = 0.0424652 Jy ! Component: 200 - total flux cleaned = 0.0439874 Jy ! Total flux subtracted in 200 components = 0.0439874 Jy ! Clean residual min=-0.019187 max=0.029388 Jy/beam ! Clean residual mean=-0.000071 rms=0.008187 Jy/beam ! Combined flux in latest and established models = 0.833955 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 0.833955 Jy ! Inverting map uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.805 mas, bmaj=51.54 mas, bpa=-16.42 degrees ! Estimated noise=6083.99 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0122048 Jy ! Component: 100 - total flux cleaned = -0.0140638 Jy ! Component: 150 - total flux cleaned = -0.015488 Jy ! Component: 200 - total flux cleaned = -0.0159576 Jy ! Total flux subtracted in 200 components = -0.0159576 Jy ! Clean residual min=-0.038324 max=0.050348 Jy/beam ! Clean residual mean=-0.000040 rms=0.015416 Jy/beam ! Combined flux in latest and established models = 0.817997 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000212564 Jy ! Component: 100 - total flux cleaned = -0.000209613 Jy ! Component: 150 - total flux cleaned = -0.000205083 Jy ! Component: 200 - total flux cleaned = -0.000197653 Jy ! Total flux subtracted in 200 components = -0.000197653 Jy ! Clean residual min=-0.038435 max=0.049981 Jy/beam ! Clean residual mean=-0.000042 rms=0.015310 Jy/beam ! Combined flux in latest and established models = 0.8178 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 44 components and 0.8178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.468710Jy sigma=0.001231 ! Fit after self-cal, rms=0.469416Jy sigma=0.001223 wmodel J1454-3747_S_2011_08_02_pus_map.mod ! Writing 44 model components to file: J1454-3747_S_2011_08_02_pus_map.mod wobs J1454-3747_S_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J1454-3747_S_2011_08_02_pus_uvs.fits wwins J1454-3747_S_2011_08_02_pus_map.win ! wwins: Wrote 1 windows to J1454-3747_S_2011_08_02_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 = 0.0211164 Jy ! Component: 100 - total flux cleaned = 0.0253419 Jy ! Component: 150 - total flux cleaned = 0.0283099 Jy ! Component: 200 - total flux cleaned = 0.03164 Jy ! Component: 250 - total flux cleaned = 0.0363479 Jy ! Component: 300 - total flux cleaned = 0.0418288 Jy ! Component: 350 - total flux cleaned = 0.0474962 Jy ! Component: 400 - total flux cleaned = 0.0506478 Jy ! Component: 450 - total flux cleaned = 0.0545653 Jy ! Component: 500 - total flux cleaned = 0.0587704 Jy ! Component: 550 - total flux cleaned = 0.0616154 Jy ! Component: 600 - total flux cleaned = 0.0655539 Jy ! Component: 650 - total flux cleaned = 0.0686247 Jy ! Component: 700 - total flux cleaned = 0.0727245 Jy ! Component: 750 - total flux cleaned = 0.0752563 Jy ! Component: 800 - total flux cleaned = 0.0784345 Jy ! Component: 850 - total flux cleaned = 0.0822112 Jy ! Component: 900 - total flux cleaned = 0.0848947 Jy ! Component: 950 - total flux cleaned = 0.0878488 Jy ! Component: 1000 - total flux cleaned = 0.0904209 Jy ! Component: 1050 - total flux cleaned = 0.0932472 Jy ! Component: 1100 - total flux cleaned = 0.0957042 Jy ! Component: 1150 - total flux cleaned = 0.0978042 Jy ! Component: 1200 - total flux cleaned = 0.0995675 Jy ! Component: 1250 - total flux cleaned = 0.101588 Jy ! Component: 1300 - total flux cleaned = 0.102724 Jy ! Component: 1350 - total flux cleaned = 0.104677 Jy ! Component: 1400 - total flux cleaned = 0.105226 Jy ! Component: 1450 - total flux cleaned = 0.106299 Jy ! Component: 1500 - total flux cleaned = 0.107625 Jy ! Component: 1550 - total flux cleaned = 0.109196 Jy ! Component: 1600 - total flux cleaned = 0.109708 Jy ! Component: 1650 - total flux cleaned = 0.109961 Jy ! Component: 1700 - total flux cleaned = 0.110212 Jy ! Component: 1750 - total flux cleaned = 0.110459 Jy ! Component: 1800 - total flux cleaned = 0.111191 Jy ! Component: 1850 - total flux cleaned = 0.111432 Jy ! Component: 1900 - total flux cleaned = 0.111431 Jy ! Component: 1950 - total flux cleaned = 0.112141 Jy ! Component: 2000 - total flux cleaned = 0.113307 Jy ! Total flux subtracted in 2048 components = 0.113768 Jy ! Clean residual min=-0.013477 max=0.013818 Jy/beam ! Clean residual mean=0.000080 rms=0.006231 Jy/beam ! Combined flux in latest and established models = 0.931568 Jy keep ! Adding 204 model components to the UV plane model. ! The established model now contains 248 components and 0.931568 Jy ![Exited script file: muppet] wmap "J1454-3747_S_2011_08_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.805 x 51.54 at -16.42 degrees (North through East) ! Clean map min=-0.031141 max=0.69408 Jy/beam ! Writing clean map to FITS file: J1454-3747_S_2011_08_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.694075 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00582278 device "J1454-3747_S_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1454-3747_S_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.51678 2.51678 5.03356 10.0671 20.1342 40.2685 80.537 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0174 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.694 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.805 x 51.54 at -16.42 degrees (North through East) ! Clean map min=-0.031141 max=0.69408 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1454-3747_S_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1454-3747_S_2011_08_02_pus_map.gif/vgif' mapplot cln