! Started logfile: J0334-4008_S_2011_08_02_pus_uvs.log on Thu Apr 19 13:12:38 2012 obs J0334-4008_S_2011_08_02_pus_uva.fits ! Reading UV FITS file: J0334-4008_S_2011_08_02_pus_uva.fits ! AN table 1: 11 integrations on 78 of 78 possible baselines. ! AN table 2: 22 integrations on 78 of 78 possible baselines. ! AN table 3: 34 integrations on 78 of 78 possible baselines. ! AN table 4: 11 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.175871 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0334-4008 ! ! 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 4280 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 J0334-4008_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 77 telescope corrections were flagged in sub-array 1. ! A total of 169 telescope corrections were flagged in sub-array 2. ! A total of 257 telescope corrections were flagged in sub-array 3. ! A total of 77 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 77 telescope corrections were flagged in sub-array 1. ! A total of 169 telescope corrections were flagged in sub-array 2. ! A total of 257 telescope corrections were flagged in sub-array 3. ! A total of 77 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 77 telescope corrections were flagged in sub-array 1. ! A total of 169 telescope corrections were flagged in sub-array 2. ! A total of 257 telescope corrections were flagged in sub-array 3. ! A total of 77 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 77 telescope corrections were flagged in sub-array 1. ! A total of 168 telescope corrections were flagged in sub-array 2. ! A total of 257 telescope corrections were flagged in sub-array 3. ! A total of 77 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.540818Jy sigma=0.005047 ! Fit after self-cal, rms=0.424657Jy sigma=0.003662 ! 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=2.618 mas, bmaj=12.27 mas, bpa=-18.29 degrees ! Estimated noise=2231.7 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 = 1.03015 Jy ! Component: 100 - total flux cleaned = 1.16738 Jy ! Total flux subtracted in 100 components = 1.16738 Jy ! Clean residual min=-0.089337 max=0.125405 Jy/beam ! Clean residual mean=0.001171 rms=0.017159 Jy/beam ! Combined flux in latest and established models = 1.16738 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 1.16738 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304391Jy sigma=0.002620 ! Fit after self-cal, rms=0.304230Jy sigma=0.002619 ! Inverting map ! Added new window around map position (6.5, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0621858 Jy ! Component: 100 - total flux cleaned = 0.0732297 Jy ! Total flux subtracted in 100 components = 0.0732297 Jy ! Clean residual min=-0.043983 max=0.077098 Jy/beam ! Clean residual mean=0.000461 rms=0.012839 Jy/beam ! Combined flux in latest and established models = 1.24061 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 15 components and 1.24061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.274045Jy sigma=0.002417 ! Fit after self-cal, rms=0.272176Jy sigma=0.002396 ! 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=4.029 mas, bmaj=17.26 mas, bpa=-15.94 degrees ! Estimated noise=1170.63 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 = 0.0447574 Jy ! Component: 100 - total flux cleaned = 0.0497194 Jy ! Component: 150 - total flux cleaned = 0.0532996 Jy ! Component: 200 - total flux cleaned = 0.05551 Jy ! Total flux subtracted in 200 components = 0.05551 Jy ! Clean residual min=-0.033908 max=0.045729 Jy/beam ! Clean residual mean=0.003588 rms=0.014553 Jy/beam ! Combined flux in latest and established models = 1.29612 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 27 components and 1.29612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261904Jy sigma=0.002346 ! Fit after self-cal, rms=0.261766Jy sigma=0.002344 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.09 FT 1.00* HH 1.00* ! HN 1.00* KP 0.98 LA 1.03 MK 0.85 ! NL 1.00* OV 0.93 PT 1.03 TS 1.00* ! WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.10 FT 1.00* HH 1.00* ! HN 1.00* KP 0.96 LA 1.01 MK 0.92 ! NL 1.04 OV 0.94 PT 1.01 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.09 FT 1.00* HH 1.00* ! HN 1.00* KP 0.96 LA 1.02 MK 0.94 ! NL 1.17 OV 0.94 PT 1.01 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.12 FT 1.00* HH 1.00* ! HN 1.00* KP 0.99 LA 1.08 MK 0.84 ! NL 1.00* OV 0.94 PT 1.06 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.21 FT 1.00* HH 1.00* ! HN 1.00* KP 1.04 LA 0.94 MK 1.02 ! NL 1.00* OV 1.02 PT 1.02 TS 1.00* ! WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.20 FT 1.00* HH 1.00* ! HN 1.00* KP 1.02 LA 0.93 MK 1.03 ! NL 1.19 OV 1.00 PT 1.02 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.20 FT 1.00* HH 1.00* ! HN 1.00* KP 1.01 LA 0.94 MK 1.03 ! NL 1.27 OV 0.98 PT 1.01 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.27 FT 1.00* HH 1.00* ! HN 1.00* KP 1.04 LA 1.00 MK 0.96 ! NL 1.00* OV 1.01 PT 1.06 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.19 FT 1.00* HH 1.00* ! HN 1.00* KP 1.01 LA 0.92 MK 0.99 ! NL 1.00* OV 1.00 PT 1.01 TS 1.00* ! WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.17 FT 1.00* HH 1.00* ! HN 1.00* KP 1.00 LA 0.89 MK 1.00 ! NL 1.19 OV 0.99 PT 0.99 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.16 FT 1.00* HH 1.00* ! HN 1.00* KP 1.00 LA 0.91 MK 0.99 ! NL 1.24 OV 0.98 PT 0.99 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.22 FT 1.00* HH 1.00* ! HN 1.00* KP 1.03 LA 0.96 MK 0.95 ! NL 1.00* OV 0.98 PT 1.03 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.20 FT 1.00* HH 1.00* ! HN 1.00* KP 0.92 LA 0.75 MK 1.06 ! NL 1.00* OV 0.87 PT 0.92 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.17 FT 1.00* HH 1.00* ! HN 1.00* KP 0.91 LA 0.72 MK 1.06 ! NL 1.03 OV 0.87 PT 0.89 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.19 FT 1.00* HH 1.00* ! HN 1.00* KP 0.92 LA 0.75 MK 1.06 ! NL 1.14 OV 0.84 PT 0.89 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.25 FT 1.00* HH 1.00* ! HN 1.00* KP 0.95 LA 0.79 MK 0.97 ! NL 1.00* OV 0.81 PT 0.96 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.261766Jy sigma=0.002344 ! Fit after self-cal, rms=0.158378Jy sigma=0.001328 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.016 mas, bmaj=17.13 mas, bpa=-15.92 degrees ! Estimated noise=1187.7 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 = -0.0100402 Jy ! Component: 100 - total flux cleaned = -0.0096105 Jy ! Component: 150 - total flux cleaned = -0.00979684 Jy ! Component: 200 - total flux cleaned = -0.00979996 Jy ! Total flux subtracted in 200 components = -0.00979996 Jy ! Clean residual min=-0.010233 max=0.009674 Jy/beam ! Clean residual mean=0.000237 rms=0.002322 Jy/beam ! Combined flux in latest and established models = 1.28632 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 1.28632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157149Jy sigma=0.001320 ! Fit after self-cal, rms=0.157065Jy sigma=0.001319 ! 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=0.157065Jy sigma=0.001319 ! Fit after self-cal, rms=0.157030Jy sigma=0.001314 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.018 mas, bmaj=17.13 mas, bpa=-15.94 degrees ! Estimated noise=1187.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00466507 Jy ! Component: 100 - total flux cleaned = -0.00466253 Jy ! Component: 150 - total flux cleaned = -0.00482169 Jy ! Component: 200 - total flux cleaned = -0.00482079 Jy ! Total flux subtracted in 200 components = -0.00482079 Jy ! Clean residual min=-0.008880 max=0.009007 Jy/beam ! Clean residual mean=0.000271 rms=0.002035 Jy/beam ! Combined flux in latest and established models = 1.2815 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 1.2815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156455Jy sigma=0.001312 ! Fit after self-cal, rms=0.156393Jy sigma=0.001311 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 (-10.5, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0040201 Jy ! Component: 100 - total flux cleaned = 0.00431084 Jy ! Component: 150 - total flux cleaned = 0.00431738 Jy ! Component: 200 - total flux cleaned = 0.00414971 Jy ! Total flux subtracted in 200 components = 0.00414971 Jy ! Clean residual min=-0.007643 max=0.004778 Jy/beam ! Clean residual mean=0.000218 rms=0.001570 Jy/beam ! Combined flux in latest and established models = 1.28565 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 78 components and 1.28565 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155469Jy sigma=0.001306 ! Fit after self-cal, rms=0.155409Jy sigma=0.001305 ! 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=0.155409Jy sigma=0.001305 ! Fit after self-cal, rms=0.154435Jy sigma=0.001298 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.016 mas, bmaj=17.11 mas, bpa=-15.93 degrees ! Estimated noise=1186.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00107959 Jy ! Component: 100 - total flux cleaned = -0.000779596 Jy ! Component: 150 - total flux cleaned = -0.000651157 Jy ! Component: 200 - total flux cleaned = -0.000524932 Jy ! Total flux subtracted in 200 components = -0.000524932 Jy ! Clean residual min=-0.007190 max=0.004533 Jy/beam ! Clean residual mean=0.000172 rms=0.001466 Jy/beam ! Combined flux in latest and established models = 1.28512 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 83 components and 1.28512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154053Jy sigma=0.001297 ! Fit after self-cal, rms=0.154034Jy sigma=0.001296 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 = 0.000215524 Jy ! Component: 100 - total flux cleaned = 0.000451664 Jy ! Component: 150 - total flux cleaned = 0.000559486 Jy ! Component: 200 - total flux cleaned = 0.000664591 Jy ! Total flux subtracted in 200 components = 0.000664591 Jy ! Clean residual min=-0.006685 max=0.004615 Jy/beam ! Clean residual mean=0.000161 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 1.28579 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 1.28579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153809Jy sigma=0.001295 ! Fit after self-cal, rms=0.153800Jy sigma=0.001295 ! 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=0.153800Jy sigma=0.001295 ! Fit after self-cal, rms=0.153645Jy sigma=0.001295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=10.69 mas, bmaj=35.71 mas, bpa=-2.127 degrees ! Estimated noise=1306.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.70731e-05 Jy ! Component: 100 - total flux cleaned = -6.70093e-05 Jy ! Component: 150 - total flux cleaned = -6.60733e-05 Jy ! Component: 200 - total flux cleaned = -2.02743e-05 Jy ! Total flux subtracted in 200 components = -2.02743e-05 Jy ! Clean residual min=-0.004458 max=0.004157 Jy/beam ! Clean residual mean=0.000232 rms=0.001366 Jy/beam ! Combined flux in latest and established models = 1.28577 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 108 components and 1.28577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153580Jy sigma=0.001295 ! Fit after self-cal, rms=0.153577Jy sigma=0.001295 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 = -9.12949e-06 Jy ! Component: 100 - total flux cleaned = -9.24265e-06 Jy ! Component: 150 - total flux cleaned = 2.97026e-05 Jy ! Component: 200 - total flux cleaned = 6.49449e-05 Jy ! Total flux subtracted in 200 components = 6.49449e-05 Jy ! Clean residual min=-0.004483 max=0.004204 Jy/beam ! Clean residual mean=0.000231 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 1.28583 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 116 components and 1.28583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153532Jy sigma=0.001295 ! Fit after self-cal, rms=0.153532Jy sigma=0.001295 ! 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=4.014 mas, bmaj=17.09 mas, bpa=-15.93 degrees ! Estimated noise=1185.25 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.014 x 17.09 at -15.93 degrees (North through East) ! Clean map min=-0.012396 max=1.225 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=0.153532Jy sigma=0.001295 ! Fit after self-cal, rms=0.137421Jy sigma=0.001124 ! Inverting map and beam ! Estimated beam: bmin=4.013 mas, bmaj=17.09 mas, bpa=-15.92 degrees ! Estimated noise=1185.03 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000426948 Jy ! Component: 100 - total flux cleaned = -0.000434322 Jy ! Component: 150 - total flux cleaned = -0.00043662 Jy ! Component: 200 - total flux cleaned = -0.000437856 Jy ! Total flux subtracted in 200 components = -0.000437856 Jy ! Clean residual min=-0.006003 max=0.004759 Jy/beam ! Clean residual mean=0.000131 rms=0.001318 Jy/beam ! Combined flux in latest and established models = 1.28539 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 126 components and 1.28539 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137238Jy sigma=0.001123 ! Fit after self-cal, rms=0.137230Jy sigma=0.001123 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.10399e-05 Jy ! Component: 100 - total flux cleaned = 1.08355e-05 Jy ! Component: 150 - total flux cleaned = 1.1181e-05 Jy ! Component: 200 - total flux cleaned = 1.0567e-05 Jy ! Total flux subtracted in 200 components = 1.0567e-05 Jy ! Clean residual min=-0.005856 max=0.004712 Jy/beam ! Clean residual mean=0.000131 rms=0.001299 Jy/beam ! Combined flux in latest and established models = 1.2854 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 129 components and 1.2854 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137104Jy sigma=0.001123 ! Fit after self-cal, rms=0.137098Jy sigma=0.001123 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137098Jy sigma=0.001123 ! Fit after self-cal, rms=0.137062Jy sigma=0.001123 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=2.623 mas, bmaj=12.27 mas, bpa=-18.42 degrees ! Estimated noise=2267.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.04124 Jy ! Component: 100 - total flux cleaned = 1.23486 Jy ! Component: 150 - total flux cleaned = 1.25649 Jy ! Component: 200 - total flux cleaned = 1.26641 Jy ! Total flux subtracted in 200 components = 1.26641 Jy ! Clean residual min=-0.022640 max=0.022903 Jy/beam ! Clean residual mean=-0.000114 rms=0.004328 Jy/beam ! Combined flux in latest and established models = 1.26641 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 10 model components to the UV plane model. ! The established model now contains 10 components and 1.26641 Jy ! Inverting map and beam ! Estimated beam: bmin=4.012 mas, bmaj=17.08 mas, bpa=-15.92 degrees ! Estimated noise=1184.28 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 = 0.0180504 Jy ! Component: 100 - total flux cleaned = 0.020681 Jy ! Component: 150 - total flux cleaned = 0.0206979 Jy ! Component: 200 - total flux cleaned = 0.0203922 Jy ! Total flux subtracted in 200 components = 0.0203922 Jy ! Clean residual min=-0.008142 max=0.005849 Jy/beam ! Clean residual mean=0.000062 rms=0.001976 Jy/beam ! Combined flux in latest and established models = 1.2868 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 32 components and 1.2868 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=3.696 mas, bmaj=16.15 mas, bpa=-16.99 degrees ! Estimated noise=1317.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000332579 Jy ! Component: 100 - total flux cleaned = 0.00121671 Jy ! Component: 150 - total flux cleaned = 0.00175863 Jy ! Component: 200 - total flux cleaned = 0.00200863 Jy ! Total flux subtracted in 200 components = 0.00200863 Jy ! Clean residual min=-0.007109 max=0.006103 Jy/beam ! Clean residual mean=0.000093 rms=0.001843 Jy/beam ! Combined flux in latest and established models = 1.28881 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000222288 Jy ! Component: 100 - total flux cleaned = 0.000426278 Jy ! Component: 150 - total flux cleaned = 0.000428905 Jy ! Component: 200 - total flux cleaned = 0.000428248 Jy ! Total flux subtracted in 200 components = 0.000428248 Jy ! Clean residual min=-0.006546 max=0.005870 Jy/beam ! Clean residual mean=0.000094 rms=0.001676 Jy/beam ! Combined flux in latest and established models = 1.28924 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 62 components and 1.28923 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137186Jy sigma=0.001127 ! Fit after self-cal, rms=0.137010Jy sigma=0.001126 wmodel J0334-4008_S_2011_08_02_pus_map.mod ! Writing 62 model components to file: J0334-4008_S_2011_08_02_pus_map.mod wobs J0334-4008_S_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J0334-4008_S_2011_08_02_pus_uvs.fits wwins J0334-4008_S_2011_08_02_pus_map.win ! wwins: Wrote 3 windows to J0334-4008_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 = -0.00199173 Jy ! Component: 100 - total flux cleaned = -0.00181812 Jy ! Component: 150 - total flux cleaned = -0.00147044 Jy ! Component: 200 - total flux cleaned = -0.000979584 Jy ! Component: 250 - total flux cleaned = -0.000514545 Jy ! Component: 300 - total flux cleaned = 7.69476e-05 Jy ! Component: 350 - total flux cleaned = 0.000291015 Jy ! Component: 400 - total flux cleaned = 0.000499115 Jy ! Component: 450 - total flux cleaned = 0.00070115 Jy ! Component: 500 - total flux cleaned = 0.000963448 Jy ! Component: 550 - total flux cleaned = 0.00128233 Jy ! Component: 600 - total flux cleaned = 0.00146929 Jy ! Component: 650 - total flux cleaned = 0.00177236 Jy ! Component: 700 - total flux cleaned = 0.00189087 Jy ! Component: 750 - total flux cleaned = 0.00200794 Jy ! Component: 800 - total flux cleaned = 0.00212266 Jy ! Component: 850 - total flux cleaned = 0.00217933 Jy ! Component: 900 - total flux cleaned = 0.00234346 Jy ! Component: 950 - total flux cleaned = 0.00234374 Jy ! Component: 1000 - total flux cleaned = 0.00239721 Jy ! Component: 1050 - total flux cleaned = 0.00250087 Jy ! Component: 1100 - total flux cleaned = 0.00255181 Jy ! Component: 1150 - total flux cleaned = 0.00265163 Jy ! Component: 1200 - total flux cleaned = 0.00260128 Jy ! Component: 1250 - total flux cleaned = 0.00264959 Jy ! Component: 1300 - total flux cleaned = 0.00264945 Jy ! Component: 1350 - total flux cleaned = 0.0026971 Jy ! Component: 1400 - total flux cleaned = 0.00283713 Jy ! Component: 1450 - total flux cleaned = 0.00288343 Jy ! Component: 1500 - total flux cleaned = 0.00297436 Jy ! Component: 1550 - total flux cleaned = 0.00310886 Jy ! Component: 1600 - total flux cleaned = 0.00324186 Jy ! Component: 1650 - total flux cleaned = 0.0032423 Jy ! Component: 1700 - total flux cleaned = 0.00332977 Jy ! Component: 1750 - total flux cleaned = 0.00350128 Jy ! Component: 1800 - total flux cleaned = 0.00367031 Jy ! Component: 1850 - total flux cleaned = 0.00367001 Jy ! Component: 1900 - total flux cleaned = 0.00379458 Jy ! Component: 1950 - total flux cleaned = 0.00383597 Jy ! Component: 2000 - total flux cleaned = 0.00395785 Jy ! Total flux subtracted in 2048 components = 0.00407827 Jy ! Clean residual min=-0.002292 max=0.003360 Jy/beam ! Clean residual mean=0.000041 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 1.29331 Jy keep ! Adding 119 model components to the UV plane model. ! The established model now contains 180 components and 1.29331 Jy ![Exited script file: muppet] wmap "J0334-4008_S_2011_08_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.696 x 16.15 at -16.99 degrees (North through East) ! Clean map min=-0.0096126 max=1.2367 Jy/beam ! Writing clean map to FITS file: J0334-4008_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 1.23666 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000873528 device "J0334-4008_S_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0334-4008_S_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.211908 0.211908 0.423815 0.847631 1.69526 3.39052 6.78104 13.5621 27.1242 54.2484 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.236 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.696 x 16.15 at -16.99 degrees (North through East) ! Clean map min=-0.0096126 max=1.2367 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0334-4008_S_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0334-4008_S_2011_08_02_pus_map.gif/vgif' mapplot cln