! Started logfile: J0726+7911_S_2011_08_02_pus_uvs.log on Thu Apr 19 13:14:01 2012 obs J0726+7911_S_2011_08_02_pus_uva.fits ! Reading UV FITS file: J0726+7911_S_2011_08_02_pus_uva.fits ! AN table 1: 91 integrations on 78 of 78 possible baselines. ! AN table 2: 39 integrations on 78 of 78 possible baselines. ! AN table 3: 60 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.105533 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0726+7911 ! ! 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 6256 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 J0726+7911_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 1035 telescope corrections were flagged in sub-array 1. ! A total of 422 telescope corrections were flagged in sub-array 2. ! A total of 487 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1035 telescope corrections were flagged in sub-array 1. ! A total of 422 telescope corrections were flagged in sub-array 2. ! A total of 487 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1035 telescope corrections were flagged in sub-array 1. ! A total of 422 telescope corrections were flagged in sub-array 2. ! A total of 487 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1035 telescope corrections were flagged in sub-array 1. ! A total of 422 telescope corrections were flagged in sub-array 2. ! A total of 487 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.490566Jy sigma=0.005738 ! Fit after self-cal, rms=0.346399Jy sigma=0.004225 ! 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=3.761 mas, bmaj=6.349 mas, bpa=-61.38 degrees ! Estimated noise=1243.35 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 = 0.548838 Jy ! Component: 100 - total flux cleaned = 0.669184 Jy ! Total flux subtracted in 100 components = 0.669184 Jy ! Clean residual min=-0.023633 max=0.037692 Jy/beam ! Clean residual mean=0.000097 rms=0.007531 Jy/beam ! Combined flux in latest and established models = 0.669184 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.669184 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194540Jy sigma=0.002234 ! Fit after self-cal, rms=0.194542Jy sigma=0.002234 ! 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=5.365 mas, bmaj=7.448 mas, bpa=-70.35 degrees ! Estimated noise=771.994 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 = 0.0395401 Jy ! Component: 100 - total flux cleaned = 0.0567154 Jy ! Component: 150 - total flux cleaned = 0.0651943 Jy ! Component: 200 - total flux cleaned = 0.0675732 Jy ! Total flux subtracted in 200 components = 0.0675732 Jy ! Clean residual min=-0.021129 max=0.029556 Jy/beam ! Clean residual mean=0.000098 rms=0.006905 Jy/beam ! Combined flux in latest and established models = 0.736757 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.736757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185988Jy sigma=0.002163 ! Fit after self-cal, rms=0.186003Jy sigma=0.002162 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.09 FT 1.00* HH 1.00* ! HN 1.05 KP 0.96 LA 1.00 MK 1.00* ! NL 0.93 OV 0.98 PT 1.02 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.15 FT 1.00* HH 1.00* ! HN 1.14 KP 0.99 LA 1.04 MK 1.00* ! NL 0.90 OV 0.95 PT 1.06 TS 1.00* ! WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 1.13 FT 1.00* HH 1.00* ! HN 1.09 KP 0.98 LA 0.91 MK 0.86 ! NL 0.95 OV 0.97 PT 1.03 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.24 FT 1.00* HH 1.00* ! HN 1.12 KP 1.05 LA 0.91 MK 1.00* ! NL 0.99 OV 1.05 PT 1.01 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.22 FT 1.00* HH 1.00* ! HN 1.24 KP 1.05 LA 0.98 MK 1.00* ! NL 1.04 OV 1.06 PT 1.09 TS 1.00* ! WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.26 FT 1.00* HH 1.00* ! HN 1.22 KP 1.07 LA 0.87 MK 0.94 ! NL 1.03 OV 1.04 PT 1.11 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.18 FT 1.00* HH 1.00* ! HN 1.04 KP 1.01 LA 0.91 MK 1.00* ! NL 0.99 OV 1.01 PT 0.99 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.23 FT 1.00* HH 1.00* ! HN 1.07 KP 1.06 LA 0.93 MK 1.00* ! NL 1.03 OV 0.99 PT 1.01 TS 1.00* ! WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.25 FT 1.00* HH 1.00* ! HN 1.03 KP 1.01 LA 0.93 MK 0.94 ! NL 1.00 OV 0.99 PT 1.02 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.19 FT 1.00* HH 1.00* ! HN 0.98 KP 0.90 LA 0.75 MK 1.00* ! NL 0.90 OV 0.84 PT 0.93 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.20 FT 1.00* HH 1.00* ! HN 1.05 KP 0.94 LA 0.75 MK 1.00* ! NL 0.90 OV 0.84 PT 0.92 TS 1.00* ! WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.21 FT 1.00* HH 1.00* ! HN 0.95 KP 0.94 LA 0.75 MK 1.00 ! NL 0.91 OV 0.86 PT 0.94 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.186003Jy sigma=0.002162 ! Fit after self-cal, rms=0.147303Jy sigma=0.001680 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=5.421 mas, bmaj=7.559 mas, bpa=-74.95 degrees ! Estimated noise=787.317 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 = -0.00242476 Jy ! Component: 100 - total flux cleaned = -0.00265551 Jy ! Component: 150 - total flux cleaned = -0.00271144 Jy ! Component: 200 - total flux cleaned = -0.00275931 Jy ! Total flux subtracted in 200 components = -0.00275931 Jy ! Clean residual min=-0.005203 max=0.006162 Jy/beam ! Clean residual mean=-0.000052 rms=0.001501 Jy/beam ! Combined flux in latest and established models = 0.733997 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 0.733997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147222Jy sigma=0.001679 ! Fit after self-cal, rms=0.147286Jy sigma=0.001679 ! 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=0.147286Jy sigma=0.001679 ! Fit after self-cal, rms=0.147254Jy sigma=0.001677 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.425 mas, bmaj=7.569 mas, bpa=-74.84 degrees ! Estimated noise=787.409 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00140371 Jy ! Component: 100 - total flux cleaned = -0.00162724 Jy ! Component: 150 - total flux cleaned = -0.00176477 Jy ! Component: 200 - total flux cleaned = -0.00191674 Jy ! Total flux subtracted in 200 components = -0.00191674 Jy ! Clean residual min=-0.005198 max=0.006132 Jy/beam ! Clean residual mean=-0.000046 rms=0.001484 Jy/beam ! Combined flux in latest and established models = 0.732081 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 32 components and 0.732081 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147215Jy sigma=0.001677 ! Fit after self-cal, rms=0.147215Jy sigma=0.001677 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 = -0.000192868 Jy ! Component: 100 - total flux cleaned = -0.000225131 Jy ! Component: 150 - total flux cleaned = -0.000225097 Jy ! Component: 200 - total flux cleaned = -0.000250667 Jy ! Total flux subtracted in 200 components = -0.000250667 Jy ! Clean residual min=-0.005135 max=0.006147 Jy/beam ! Clean residual mean=-0.000047 rms=0.001476 Jy/beam ! Combined flux in latest and established models = 0.73183 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 38 components and 0.73183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147203Jy sigma=0.001677 ! Fit after self-cal, rms=0.147202Jy sigma=0.001677 ! 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=0.147202Jy sigma=0.001677 ! Fit after self-cal, rms=0.147212Jy sigma=0.001676 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.425 mas, bmaj=7.577 mas, bpa=-74.68 degrees ! Estimated noise=787.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000946169 Jy ! Component: 100 - total flux cleaned = -0.00107638 Jy ! Component: 150 - total flux cleaned = -0.00118323 Jy ! Component: 200 - total flux cleaned = -0.00127541 Jy ! Total flux subtracted in 200 components = -0.00127541 Jy ! Clean residual min=-0.005171 max=0.005995 Jy/beam ! Clean residual mean=-0.000043 rms=0.001463 Jy/beam ! Combined flux in latest and established models = 0.730555 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 42 components and 0.730554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147189Jy sigma=0.001676 ! Fit after self-cal, rms=0.147191Jy sigma=0.001676 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 = -0.000142659 Jy ! Component: 100 - total flux cleaned = -0.000215935 Jy ! Component: 150 - total flux cleaned = -0.000282367 Jy ! Component: 200 - total flux cleaned = -0.000345288 Jy ! Total flux subtracted in 200 components = -0.000345288 Jy ! Clean residual min=-0.005137 max=0.006024 Jy/beam ! Clean residual mean=-0.000043 rms=0.001459 Jy/beam ! Combined flux in latest and established models = 0.730209 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 47 components and 0.730209 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147183Jy sigma=0.001676 ! Fit after self-cal, rms=0.147182Jy sigma=0.001675 ! 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=0.147182Jy sigma=0.001675 ! Fit after self-cal, rms=0.147246Jy sigma=0.001675 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.517 mas, bmaj=11.08 mas, bpa=77.96 degrees ! Estimated noise=853.585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00104741 Jy ! Component: 100 - total flux cleaned = -0.00109462 Jy ! Component: 150 - total flux cleaned = -0.00115308 Jy ! Component: 200 - total flux cleaned = -0.00118587 Jy ! Total flux subtracted in 200 components = -0.00118587 Jy ! Clean residual min=-0.004983 max=0.005685 Jy/beam ! Clean residual mean=-0.000060 rms=0.001595 Jy/beam ! Combined flux in latest and established models = 0.729023 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 50 components and 0.729023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147241Jy sigma=0.001675 ! Fit after self-cal, rms=0.147242Jy sigma=0.001675 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 = -0.000287567 Jy ! Component: 100 - total flux cleaned = -0.000301902 Jy ! Component: 150 - total flux cleaned = -0.00032818 Jy ! Component: 200 - total flux cleaned = -0.00036317 Jy ! Total flux subtracted in 200 components = -0.00036317 Jy ! Clean residual min=-0.004927 max=0.005713 Jy/beam ! Clean residual mean=-0.000061 rms=0.001593 Jy/beam ! Combined flux in latest and established models = 0.72866 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 56 components and 0.72866 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147241Jy sigma=0.001675 ! Fit after self-cal, rms=0.147241Jy sigma=0.001675 ! 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=5.423 mas, bmaj=7.582 mas, bpa=-74.58 degrees ! Estimated noise=787.85 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.423 x 7.582 at -74.58 degrees (North through East) ! Clean map min=-0.0050269 max=0.702 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=0.147241Jy sigma=0.001675 ! Fit after self-cal, rms=0.138297Jy sigma=0.001338 ! Inverting map and beam ! Estimated beam: bmin=5.424 mas, bmaj=7.585 mas, bpa=-74.43 degrees ! Estimated noise=788.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.68602e-05 Jy ! Component: 100 - total flux cleaned = -6.56134e-05 Jy ! Component: 150 - total flux cleaned = -0.000136991 Jy ! Component: 200 - total flux cleaned = -0.000168573 Jy ! Total flux subtracted in 200 components = -0.000168573 Jy ! Clean residual min=-0.003721 max=0.003604 Jy/beam ! Clean residual mean=-0.000035 rms=0.001155 Jy/beam ! Combined flux in latest and established models = 0.728491 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 64 components and 0.728491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138259Jy sigma=0.001337 ! Fit after self-cal, rms=0.138257Jy sigma=0.001337 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.26609e-05 Jy ! Component: 100 - total flux cleaned = -0.000115708 Jy ! Component: 150 - total flux cleaned = -0.000164371 Jy ! Component: 200 - total flux cleaned = -0.00018788 Jy ! Total flux subtracted in 200 components = -0.00018788 Jy ! Clean residual min=-0.003681 max=0.003609 Jy/beam ! Clean residual mean=-0.000036 rms=0.001154 Jy/beam ! Combined flux in latest and established models = 0.728304 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 68 components and 0.728304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138242Jy sigma=0.001337 ! Fit after self-cal, rms=0.138241Jy sigma=0.001337 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138241Jy sigma=0.001337 ! Fit after self-cal, rms=0.138563Jy sigma=0.001337 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=3.797 mas, bmaj=6.434 mas, bpa=-64.03 degrees ! Estimated noise=1271.67 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.544186 Jy ! Component: 100 - total flux cleaned = 0.662891 Jy ! Component: 150 - total flux cleaned = 0.693166 Jy ! Component: 200 - total flux cleaned = 0.708623 Jy ! Total flux subtracted in 200 components = 0.708623 Jy ! Clean residual min=-0.006496 max=0.008579 Jy/beam ! Clean residual mean=-0.000018 rms=0.002017 Jy/beam ! Combined flux in latest and established models = 0.708623 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.708623 Jy ! Inverting map and beam ! Estimated beam: bmin=5.42 mas, bmaj=7.587 mas, bpa=-74.29 degrees ! Estimated noise=788.929 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 = 0.0121398 Jy ! Component: 100 - total flux cleaned = 0.0177494 Jy ! Component: 150 - total flux cleaned = 0.0198992 Jy ! Component: 200 - total flux cleaned = 0.0202269 Jy ! Total flux subtracted in 200 components = 0.0202269 Jy ! Clean residual min=-0.003866 max=0.003729 Jy/beam ! Clean residual mean=-0.000035 rms=0.001188 Jy/beam ! Combined flux in latest and established models = 0.72885 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 43 components and 0.72885 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=4.983 mas, bmaj=7.24 mas, bpa=-75.18 degrees ! Estimated noise=862.056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209668 Jy ! Component: 100 - total flux cleaned = 0.00229106 Jy ! Component: 150 - total flux cleaned = 0.0024004 Jy ! Component: 200 - total flux cleaned = 0.00254309 Jy ! Total flux subtracted in 200 components = 0.00254309 Jy ! Clean residual min=-0.004439 max=0.005388 Jy/beam ! Clean residual mean=-0.000036 rms=0.001367 Jy/beam ! Combined flux in latest and established models = 0.731393 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000123348 Jy ! Component: 100 - total flux cleaned = 0.000198005 Jy ! Component: 150 - total flux cleaned = 0.0002946 Jy ! Component: 200 - total flux cleaned = 0.000323655 Jy ! Total flux subtracted in 200 components = 0.000323655 Jy ! Clean residual min=-0.004459 max=0.005351 Jy/beam ! Clean residual mean=-0.000035 rms=0.001361 Jy/beam ! Combined flux in latest and established models = 0.731717 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 66 components and 0.731717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138521Jy sigma=0.001338 ! Fit after self-cal, rms=0.138512Jy sigma=0.001338 wmodel J0726+7911_S_2011_08_02_pus_map.mod ! Writing 66 model components to file: J0726+7911_S_2011_08_02_pus_map.mod wobs J0726+7911_S_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J0726+7911_S_2011_08_02_pus_uvs.fits wwins J0726+7911_S_2011_08_02_pus_map.win ! wwins: Wrote 1 windows to J0726+7911_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 = 0.00132766 Jy ! Component: 100 - total flux cleaned = 0.00133033 Jy ! Component: 150 - total flux cleaned = 0.00118424 Jy ! Component: 200 - total flux cleaned = 0.000897708 Jy ! Component: 250 - total flux cleaned = 0.00069017 Jy ! Component: 300 - total flux cleaned = 0.000491321 Jy ! Component: 350 - total flux cleaned = 0.000428018 Jy ! Component: 400 - total flux cleaned = 0.000304024 Jy ! Component: 450 - total flux cleaned = 0.000364397 Jy ! Component: 500 - total flux cleaned = 0.000245502 Jy ! Component: 550 - total flux cleaned = 0.000303358 Jy ! Component: 600 - total flux cleaned = 0.000131875 Jy ! Component: 650 - total flux cleaned = 7.62409e-05 Jy ! Component: 700 - total flux cleaned = 0.000130954 Jy ! Component: 750 - total flux cleaned = -8.35424e-05 Jy ! Component: 800 - total flux cleaned = -8.40784e-05 Jy ! Component: 850 - total flux cleaned = -0.000136715 Jy ! Component: 900 - total flux cleaned = -0.000238004 Jy ! Component: 950 - total flux cleaned = -0.00013794 Jy ! Component: 1000 - total flux cleaned = -4.05558e-05 Jy ! Component: 1050 - total flux cleaned = -8.93521e-05 Jy ! Component: 1100 - total flux cleaned = -0.000138172 Jy ! Component: 1150 - total flux cleaned = -0.00032634 Jy ! Component: 1200 - total flux cleaned = -0.0003266 Jy ! Component: 1250 - total flux cleaned = -0.000601755 Jy ! Component: 1300 - total flux cleaned = -0.000782767 Jy ! Component: 1350 - total flux cleaned = -0.00118463 Jy ! Component: 1400 - total flux cleaned = -0.00122783 Jy ! Component: 1450 - total flux cleaned = -0.00144597 Jy ! Component: 1500 - total flux cleaned = -0.00178984 Jy ! Component: 1550 - total flux cleaned = -0.00191707 Jy ! Component: 1600 - total flux cleaned = -0.0022115 Jy ! Component: 1650 - total flux cleaned = -0.00241945 Jy ! Component: 1700 - total flux cleaned = -0.00274647 Jy ! Component: 1750 - total flux cleaned = -0.00278681 Jy ! Component: 1800 - total flux cleaned = -0.00306697 Jy ! Component: 1850 - total flux cleaned = -0.00318546 Jy ! Component: 1900 - total flux cleaned = -0.00338141 Jy ! Component: 1950 - total flux cleaned = -0.00372908 Jy ! Component: 2000 - total flux cleaned = -0.00376709 Jy ! Total flux subtracted in 2048 components = -0.00403227 Jy ! Clean residual min=-0.002109 max=0.002127 Jy/beam ! Clean residual mean=-0.000009 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.727684 Jy keep ! Adding 144 model components to the UV plane model. ! The established model now contains 210 components and 0.727685 Jy ![Exited script file: muppet] wmap "J0726+7911_S_2011_08_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.983 x 7.24 at -75.18 degrees (North through East) ! Clean map min=-0.0038155 max=0.70242 Jy/beam ! Writing clean map to FITS file: J0726+7911_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 0.702422 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000771243 device "J0726+7911_S_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0726+7911_S_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.329393 0.329393 0.658786 1.31757 2.63515 5.27029 10.5406 21.0812 42.1623 84.3247 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.702 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.983 x 7.24 at -75.18 degrees (North through East) ! Clean map min=-0.0038155 max=0.70242 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0726+7911_S_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0726+7911_S_2011_08_02_pus_map.gif/vgif' mapplot cln