! Started logfile: J0850-1213_S_2011_08_02_pus_uvs.log on Thu Apr 19 13:14:27 2012 obs J0850-1213_S_2011_08_02_pus_uva.fits ! Reading UV FITS file: J0850-1213_S_2011_08_02_pus_uva.fits ! AN table 1: 32 integrations on 78 of 78 possible baselines. ! AN table 2: 61 integrations on 78 of 78 possible baselines. ! AN table 3: 168 integrations on 78 of 78 possible baselines. ! AN table 4: 17 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.127744 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0850-1213 ! ! 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 11080 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 J0850-1213_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 169 telescope corrections were flagged in sub-array 1. ! A total of 793 telescope corrections were flagged in sub-array 2. ! A total of 1795 telescope corrections were flagged in sub-array 3. ! A total of 115 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 169 telescope corrections were flagged in sub-array 1. ! A total of 793 telescope corrections were flagged in sub-array 2. ! A total of 1795 telescope corrections were flagged in sub-array 3. ! A total of 115 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 169 telescope corrections were flagged in sub-array 1. ! A total of 793 telescope corrections were flagged in sub-array 2. ! A total of 1795 telescope corrections were flagged in sub-array 3. ! A total of 115 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 169 telescope corrections were flagged in sub-array 1. ! A total of 793 telescope corrections were flagged in sub-array 2. ! A total of 1795 telescope corrections were flagged in sub-array 3. ! A total of 115 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.623660Jy sigma=0.006298 ! Fit after self-cal, rms=0.499979Jy sigma=0.005004 ! 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=2.374 mas, bmaj=4.514 mas, bpa=8.028 degrees ! Estimated noise=1060.77 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 = 0.442848 Jy ! Component: 100 - total flux cleaned = 0.541651 Jy ! Total flux subtracted in 100 components = 0.541651 Jy ! Clean residual min=-0.027273 max=0.030520 Jy/beam ! Clean residual mean=0.000397 rms=0.007121 Jy/beam ! Combined flux in latest and established models = 0.541651 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.541651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239429Jy sigma=0.002261 ! Fit after self-cal, rms=0.239458Jy sigma=0.002260 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.031 mas, bmaj=5.793 mas, bpa=6.197 degrees ! Estimated noise=706.148 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 = 0.0247173 Jy ! Component: 100 - total flux cleaned = 0.033117 Jy ! Component: 150 - total flux cleaned = 0.0337308 Jy ! Component: 200 - total flux cleaned = 0.0337173 Jy ! Total flux subtracted in 200 components = 0.0337173 Jy ! Clean residual min=-0.025026 max=0.027859 Jy/beam ! Clean residual mean=0.000761 rms=0.006678 Jy/beam ! Combined flux in latest and established models = 0.575368 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.575368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236909Jy sigma=0.002238 ! Fit after self-cal, rms=0.236915Jy sigma=0.002237 ! 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 0.96 FD 1.14 FT 1.00* HH 1.00* ! HN 1.10 KP 0.97 LA 1.02 MK 0.83 ! NL 0.92 OV 0.95 PT 1.01 TS 1.00* ! WZ 1.00* ! ! 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 0.95 FD 1.14 FT 1.00* HH 1.01 ! HN 1.19 KP 0.98 LA 1.02 MK 0.68 ! NL 0.95 OV 0.97 PT 1.06 TS 1.00* ! WZ 1.06 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 1.16 FT 1.00* HH 1.00* ! HN 1.08 KP 0.97 LA 1.02 MK 0.75 ! NL 0.89 OV 0.96 PT 1.02 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 1.04 FD 1.26 FT 1.00* HH 1.00* ! HN 1.19 KP 1.03 LA 0.94 MK 0.96 ! NL 1.05 OV 1.05 PT 1.02 TS 1.00* ! WZ 1.00* ! ! 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 1.07 FD 1.27 FT 1.00* HH 1.04 ! HN 1.33 KP 1.05 LA 0.97 MK 0.91 ! NL 1.07 OV 1.07 PT 1.06 TS 1.00* ! WZ 0.95 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.09 FD 1.27 FT 1.00* HH 1.00* ! HN 1.19 KP 1.03 LA 0.95 MK 0.97 ! NL 0.96 OV 1.06 PT 1.03 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 1.21 FT 1.00* HH 1.00* ! HN 1.11 KP 1.01 LA 0.92 MK 0.95 ! NL 1.07 OV 1.02 PT 1.01 TS 1.00* ! WZ 1.00* ! ! 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 1.05 FD 1.27 FT 1.00* HH 0.88 ! HN 1.17 KP 1.04 LA 0.94 MK 0.92 ! NL 1.07 OV 0.99 PT 1.03 TS 1.00* ! WZ 0.92 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.22 FT 1.00* HH 1.00* ! HN 1.08 KP 1.02 LA 0.93 MK 0.97 ! NL 0.98 OV 1.05 PT 0.99 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 0.43 FD 1.25 FT 1.00* HH 1.00* ! HN 1.04 KP 0.92 LA 0.78 MK 0.99 ! NL 0.92 OV 0.85 PT 0.94 TS 1.00* ! WZ 1.00* ! ! 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 0.94 FD 1.28 FT 1.00* HH 0.88 ! HN 1.12 KP 0.95 LA 0.76 MK 0.92 ! NL 0.94 OV 0.88 PT 0.96 TS 1.00* ! WZ 1.18 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.78 FD 1.30 FT 1.00* HH 1.00* ! HN 1.07 KP 0.94 LA 0.76 MK 1.05 ! NL 0.88 OV 0.87 PT 0.93 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.236915Jy sigma=0.002237 ! Fit after self-cal, rms=0.181874Jy sigma=0.001537 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.034 mas, bmaj=5.729 mas, bpa=6.364 degrees ! Estimated noise=700.904 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 = 0.000213588 Jy ! Component: 100 - total flux cleaned = 0.000133546 Jy ! Component: 150 - total flux cleaned = 6.06588e-05 Jy ! Component: 200 - total flux cleaned = -2.36665e-06 Jy ! Total flux subtracted in 200 components = -2.36665e-06 Jy ! Clean residual min=-0.004150 max=0.004783 Jy/beam ! Clean residual mean=0.000041 rms=0.001163 Jy/beam ! Combined flux in latest and established models = 0.575366 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 20 components and 0.575366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181733Jy sigma=0.001536 ! Fit after self-cal, rms=0.182103Jy sigma=0.001531 ! 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=0.182103Jy sigma=0.001531 ! Fit after self-cal, rms=0.182614Jy sigma=0.001523 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.028 mas, bmaj=5.709 mas, bpa=6.469 degrees ! Estimated noise=701.156 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161943 Jy ! Component: 100 - total flux cleaned = 0.00140285 Jy ! Component: 150 - total flux cleaned = 0.00128263 Jy ! Component: 200 - total flux cleaned = 0.00122867 Jy ! Total flux subtracted in 200 components = 0.00122867 Jy ! Clean residual min=-0.003540 max=0.004241 Jy/beam ! Clean residual mean=0.000010 rms=0.000990 Jy/beam ! Combined flux in latest and established models = 0.576594 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 22 components and 0.576594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182520Jy sigma=0.001523 ! Fit after self-cal, rms=0.182515Jy sigma=0.001523 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 = 1.92424e-06 Jy ! Component: 100 - total flux cleaned = -0.000223902 Jy ! Component: 150 - total flux cleaned = -0.000269394 Jy ! Component: 200 - total flux cleaned = -0.000308926 Jy ! Total flux subtracted in 200 components = -0.000308926 Jy ! Clean residual min=-0.003510 max=0.004169 Jy/beam ! Clean residual mean=0.000010 rms=0.000979 Jy/beam ! Combined flux in latest and established models = 0.576285 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 27 components and 0.576285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182465Jy sigma=0.001522 ! Fit after self-cal, rms=0.182449Jy sigma=0.001522 ! 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=0.182449Jy sigma=0.001522 ! Fit after self-cal, rms=0.182333Jy sigma=0.001521 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.023 mas, bmaj=5.696 mas, bpa=6.482 degrees ! Estimated noise=700.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114008 Jy ! Component: 100 - total flux cleaned = 0.000989436 Jy ! Component: 150 - total flux cleaned = 0.000903349 Jy ! Component: 200 - total flux cleaned = 0.000863899 Jy ! Total flux subtracted in 200 components = 0.000863899 Jy ! Clean residual min=-0.003358 max=0.003714 Jy/beam ! Clean residual mean=0.000025 rms=0.000940 Jy/beam ! Combined flux in latest and established models = 0.577149 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 0.577149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182287Jy sigma=0.001521 ! Fit after self-cal, rms=0.182276Jy sigma=0.001521 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 = -3.50853e-05 Jy ! Component: 100 - total flux cleaned = -0.000153977 Jy ! Component: 150 - total flux cleaned = -0.000220343 Jy ! Component: 200 - total flux cleaned = -0.000219945 Jy ! Total flux subtracted in 200 components = -0.000219945 Jy ! Clean residual min=-0.003304 max=0.003700 Jy/beam ! Clean residual mean=0.000025 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 0.576929 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 0.576929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182249Jy sigma=0.001521 ! Fit after self-cal, rms=0.182242Jy sigma=0.001521 ! 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=0.182242Jy sigma=0.001521 ! Fit after self-cal, rms=0.182225Jy sigma=0.001520 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.494 mas, bmaj=17.02 mas, bpa=-15.04 degrees ! Estimated noise=767.044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000899632 Jy ! Component: 100 - total flux cleaned = 0.000938248 Jy ! Component: 150 - total flux cleaned = 0.000972996 Jy ! Component: 200 - total flux cleaned = 0.00100607 Jy ! Total flux subtracted in 200 components = 0.00100607 Jy ! Clean residual min=-0.002704 max=0.003260 Jy/beam ! Clean residual mean=0.000041 rms=0.000951 Jy/beam ! Combined flux in latest and established models = 0.577935 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 33 components and 0.577935 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182221Jy sigma=0.001520 ! Fit after self-cal, rms=0.182218Jy sigma=0.001520 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 = 6.95238e-07 Jy ! Component: 100 - total flux cleaned = 3.06225e-05 Jy ! Component: 150 - total flux cleaned = 4.51878e-05 Jy ! Component: 200 - total flux cleaned = 7.26832e-05 Jy ! Total flux subtracted in 200 components = 7.26832e-05 Jy ! Clean residual min=-0.002701 max=0.003245 Jy/beam ! Clean residual mean=0.000041 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 0.578008 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 35 components and 0.578008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182215Jy sigma=0.001520 ! Fit after self-cal, rms=0.182212Jy sigma=0.001520 ! 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=3.021 mas, bmaj=5.689 mas, bpa=6.443 degrees ! Estimated noise=700.792 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.021 x 5.689 at 6.443 degrees (North through East) ! Clean map min=-0.0030061 max=0.55267 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=0.182212Jy sigma=0.001520 ! Fit after self-cal, rms=0.178061Jy sigma=0.001309 ! Inverting map and beam ! Estimated beam: bmin=3.02 mas, bmaj=5.683 mas, bpa=6.411 degrees ! Estimated noise=700.789 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00068691 Jy ! Component: 100 - total flux cleaned = 0.000553581 Jy ! Component: 150 - total flux cleaned = 0.000524968 Jy ! Component: 200 - total flux cleaned = 0.000498808 Jy ! Total flux subtracted in 200 components = 0.000498808 Jy ! Clean residual min=-0.003179 max=0.003255 Jy/beam ! Clean residual mean=0.000009 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 0.578507 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 35 components and 0.578507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178040Jy sigma=0.001309 ! Fit after self-cal, rms=0.178036Jy sigma=0.001309 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.83282e-05 Jy ! Component: 100 - total flux cleaned = -4.93015e-05 Jy ! Component: 150 - total flux cleaned = -9.54102e-05 Jy ! Component: 200 - total flux cleaned = -9.56504e-05 Jy ! Total flux subtracted in 200 components = -9.56504e-05 Jy ! Clean residual min=-0.003190 max=0.003263 Jy/beam ! Clean residual mean=0.000008 rms=0.000875 Jy/beam ! Combined flux in latest and established models = 0.578411 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 35 components and 0.578411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178024Jy sigma=0.001309 ! Fit after self-cal, rms=0.178021Jy sigma=0.001309 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178021Jy sigma=0.001309 ! Fit after self-cal, rms=0.178221Jy sigma=0.001309 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=2.399 mas, bmaj=4.474 mas, bpa=6.973 degrees ! Estimated noise=1031.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.430478 Jy ! Component: 100 - total flux cleaned = 0.525399 Jy ! Component: 150 - total flux cleaned = 0.555478 Jy ! Component: 200 - total flux cleaned = 0.569256 Jy ! Total flux subtracted in 200 components = 0.569256 Jy ! Clean residual min=-0.005675 max=0.007633 Jy/beam ! Clean residual mean=0.000004 rms=0.001524 Jy/beam ! Combined flux in latest and established models = 0.569256 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.569256 Jy ! Inverting map and beam ! Estimated beam: bmin=3.021 mas, bmaj=5.682 mas, bpa=6.351 degrees ! Estimated noise=701.051 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, 5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0077875 Jy ! Component: 100 - total flux cleaned = 0.00969597 Jy ! Component: 150 - total flux cleaned = 0.00980094 Jy ! Component: 200 - total flux cleaned = 0.00987947 Jy ! Total flux subtracted in 200 components = 0.00987947 Jy ! Clean residual min=-0.003193 max=0.003114 Jy/beam ! Clean residual mean=0.000010 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.579136 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 34 components and 0.579136 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=2.432 mas, bmaj=4.645 mas, bpa=11.27 degrees ! Estimated noise=968.794 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000244395 Jy ! Component: 100 - total flux cleaned = 1.94501e-05 Jy ! Component: 150 - total flux cleaned = -7.74144e-05 Jy ! Component: 200 - total flux cleaned = -0.00016969 Jy ! Total flux subtracted in 200 components = -0.00016969 Jy ! Clean residual min=-0.004512 max=0.004492 Jy/beam ! Clean residual mean=0.000027 rms=0.001191 Jy/beam ! Combined flux in latest and established models = 0.578966 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.25909e-05 Jy ! Component: 100 - total flux cleaned = -0.000155039 Jy ! Component: 150 - total flux cleaned = -8.68878e-05 Jy ! Component: 200 - total flux cleaned = -0.000153225 Jy ! Total flux subtracted in 200 components = -0.000153225 Jy ! Clean residual min=-0.004441 max=0.004513 Jy/beam ! Clean residual mean=0.000027 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 0.578813 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 0.578813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178104Jy sigma=0.001309 ! Fit after self-cal, rms=0.178060Jy sigma=0.001309 wmodel J0850-1213_S_2011_08_02_pus_map.mod ! Writing 50 model components to file: J0850-1213_S_2011_08_02_pus_map.mod wobs J0850-1213_S_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J0850-1213_S_2011_08_02_pus_uvs.fits wwins J0850-1213_S_2011_08_02_pus_map.win ! wwins: Wrote 2 windows to J0850-1213_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 = -0.000324522 Jy ! Component: 100 - total flux cleaned = -0.000636163 Jy ! Component: 150 - total flux cleaned = -0.000934981 Jy ! Component: 200 - total flux cleaned = -0.0011526 Jy ! Component: 250 - total flux cleaned = -0.00143535 Jy ! Component: 300 - total flux cleaned = -0.00157239 Jy ! Component: 350 - total flux cleaned = -0.00170636 Jy ! Component: 400 - total flux cleaned = -0.00190132 Jy ! Component: 450 - total flux cleaned = -0.00183825 Jy ! Component: 500 - total flux cleaned = -0.00208852 Jy ! Component: 550 - total flux cleaned = -0.00214992 Jy ! Component: 600 - total flux cleaned = -0.00227118 Jy ! Component: 650 - total flux cleaned = -0.00256641 Jy ! Component: 700 - total flux cleaned = -0.00256562 Jy ! Component: 750 - total flux cleaned = -0.00245104 Jy ! Component: 800 - total flux cleaned = -0.0022819 Jy ! Component: 850 - total flux cleaned = -0.00222666 Jy ! Component: 900 - total flux cleaned = -0.0021724 Jy ! Component: 950 - total flux cleaned = -0.00206482 Jy ! Component: 1000 - total flux cleaned = -0.00201287 Jy ! Component: 1050 - total flux cleaned = -0.00211923 Jy ! Component: 1100 - total flux cleaned = -0.0022233 Jy ! Component: 1150 - total flux cleaned = -0.00242902 Jy ! Component: 1200 - total flux cleaned = -0.00227597 Jy ! Component: 1250 - total flux cleaned = -0.00227647 Jy ! Component: 1300 - total flux cleaned = -0.00227624 Jy ! Component: 1350 - total flux cleaned = -0.00222651 Jy ! Component: 1400 - total flux cleaned = -0.0022751 Jy ! Component: 1450 - total flux cleaned = -0.00227541 Jy ! Component: 1500 - total flux cleaned = -0.00218015 Jy ! Component: 1550 - total flux cleaned = -0.00236742 Jy ! Component: 1600 - total flux cleaned = -0.00218134 Jy ! Component: 1650 - total flux cleaned = -0.00204381 Jy ! Component: 1700 - total flux cleaned = -0.00208963 Jy ! Component: 1750 - total flux cleaned = -0.00213433 Jy ! Component: 1800 - total flux cleaned = -0.00204438 Jy ! Component: 1850 - total flux cleaned = -0.0020005 Jy ! Component: 1900 - total flux cleaned = -0.00195624 Jy ! Component: 1950 - total flux cleaned = -0.0018687 Jy ! Component: 2000 - total flux cleaned = -0.00186849 Jy ! Total flux subtracted in 2048 components = -0.00186845 Jy ! Clean residual min=-0.002746 max=0.002504 Jy/beam ! Clean residual mean=0.000027 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.576944 Jy keep ! Adding 130 model components to the UV plane model. ! The established model now contains 180 components and 0.576944 Jy ![Exited script file: muppet] wmap "J0850-1213_S_2011_08_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.432 x 4.645 at 11.27 degrees (North through East) ! Clean map min=-0.0042317 max=0.54456 Jy/beam ! Writing clean map to FITS file: J0850-1213_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 0.544562 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00081007 device "J0850-1213_S_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0850-1213_S_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.446269 0.446269 0.892537 1.78507 3.57015 7.1403 14.2806 28.5612 57.1224 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.544 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.432 x 4.645 at 11.27 degrees (North through East) ! Clean map min=-0.0042317 max=0.54456 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0850-1213_S_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0850-1213_S_2011_08_02_pus_map.gif/vgif' mapplot cln