! Started logfile: J1127-1857_S_2007_12_05_pus_uvs.log on Sat Sep 11 23:19:18 2010 obs J1127-1857_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1127-1857_S_2007_12_05_pus_uva.fits ! AN table 1: 126 integrations on 136 of 136 possible baselines. ! AN table 2: 151 integrations on 136 of 136 possible baselines. ! AN table 3: 52 integrations on 136 of 136 possible baselines. ! AN table 4: 50 integrations on 136 of 136 possible baselines. ! AN table 5: 32 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0311292 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1127-1857 ! ! 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 1723 lines of history. ! ! Reading 6960 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 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 2009 telescope corrections were flagged in sub-array 1. ! A total of 2236 telescope corrections were flagged in sub-array 2. ! A total of 704 telescope corrections were flagged in sub-array 3. ! A total of 639 telescope corrections were flagged in sub-array 4. ! A total of 432 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 2009 telescope corrections were flagged in sub-array 1. ! A total of 2236 telescope corrections were flagged in sub-array 2. ! A total of 704 telescope corrections were flagged in sub-array 3. ! A total of 639 telescope corrections were flagged in sub-array 4. ! A total of 432 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 2009 telescope corrections were flagged in sub-array 1. ! A total of 2236 telescope corrections were flagged in sub-array 2. ! A total of 704 telescope corrections were flagged in sub-array 3. ! A total of 639 telescope corrections were flagged in sub-array 4. ! A total of 432 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 2009 telescope corrections were flagged in sub-array 1. ! A total of 2249 telescope corrections were flagged in sub-array 2. ! A total of 716 telescope corrections were flagged in sub-array 3. ! A total of 639 telescope corrections were flagged in sub-array 4. ! A total of 432 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.687121Jy sigma=0.004596 ! Fit after self-cal, rms=0.339674Jy sigma=0.001815 ! 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=2.744 mas, bmaj=3.042 mas, bpa=-42.54 degrees ! Estimated noise=2226.35 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 = 0.637997 Jy ! Component: 100 - total flux cleaned = 0.797975 Jy ! Total flux subtracted in 100 components = 0.797975 Jy ! Clean residual min=-0.028104 max=0.059192 Jy/beam ! Clean residual mean=-0.000204 rms=0.008478 Jy/beam ! Combined flux in latest and established models = 0.797975 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.797975 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.298435Jy sigma=0.001575 ! Fit after self-cal, rms=0.298286Jy sigma=0.001575 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0622779 Jy ! Component: 100 - total flux cleaned = 0.0925699 Jy ! Total flux subtracted in 100 components = 0.0925699 Jy ! Clean residual min=-0.021928 max=0.023240 Jy/beam ! Clean residual mean=-0.000688 rms=0.005877 Jy/beam ! Combined flux in latest and established models = 0.890545 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 26 components and 0.890545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.286638Jy sigma=0.001458 ! Fit after self-cal, rms=0.286409Jy sigma=0.001458 ! 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=4.039 mas, bmaj=4.403 mas, bpa=40.97 degrees ! Estimated noise=1340.87 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 = 0.00390832 Jy ! Component: 100 - total flux cleaned = 0.00389356 Jy ! Component: 150 - total flux cleaned = 0.00367878 Jy ! Component: 200 - total flux cleaned = 0.00347579 Jy ! Total flux subtracted in 200 components = 0.00347579 Jy ! Clean residual min=-0.023433 max=0.012195 Jy/beam ! Clean residual mean=-0.007267 rms=0.004855 Jy/beam ! Combined flux in latest and established models = 0.894021 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 33 components and 0.894021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285872Jy sigma=0.001456 ! Fit after self-cal, rms=0.285846Jy sigma=0.001456 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.14 HH 1.10 HN 1.20 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.08 NY 1.00* ON 1.31 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 0.90 ! ZC 1.11 ! ! A total of 231 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.05 HN 1.25 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.08 OV 1.00* ! PT 1.00* SV 1.13 TS 1.00* WZ 0.98 ! ZC 1.05 ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.08 HH 1.07 HN 0.99 ! KB 1.00* KP 1.00* LA 1.01 MK 1.00* ! NL 0.91 NY 1.00* ON 1.19 OV 0.93 ! PT 0.99 SV 1.14 TS 1.00* WZ 0.96 ! ZC 1.04 ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 FD 1.06 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.03 MK 1.00* ! NL 0.96 NY 1.00* ON 1.00* OV 0.92 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.12 HH 1.00* HN 0.94 ! KB 1.00* KP 1.00* LA 1.04 MK 1.00* ! NL 0.86 NY 1.00* ON 1.00* OV 0.97 ! PT 1.02 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.14 HH 1.05 HN 1.18 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 0.98 NY 1.00* ON 1.10 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 0.88 ! ZC 1.16 ! ! A total of 231 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.04 HN 1.22 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.09 OV 1.00* ! PT 1.00* SV 1.15 TS 1.00* WZ 0.92 ! ZC 1.07 ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.97 HH 1.13 HN 1.02 ! KB 1.00* KP 1.00* LA 1.06 MK 1.00* ! NL 0.95 NY 1.00* ON 1.01 OV 0.96 ! PT 1.00 SV 1.10 TS 1.00* WZ 0.95 ! ZC 1.03 ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.97 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.13 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 0.94 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.02 HH 1.00* HN 0.95 ! KB 1.00* KP 1.00* LA 1.10 MK 1.00* ! NL 0.88 NY 1.00* ON 1.00* OV 1.04 ! PT 1.02 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.02 HH 1.03 HN 1.25 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.06 NY 1.00* ON 0.99 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 0.94 ! ZC 1.09 ! ! A total of 231 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.87 HN 1.33 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.08 OV 1.00* ! PT 1.00* SV 1.00 TS 1.00* WZ 0.99 ! ZC 1.05 ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 0.97 HH 0.93 HN 1.00 ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 0.93 NY 1.00* ON 0.99 OV 1.02 ! PT 1.05 SV 0.99 TS 1.00* WZ 1.01 ! ZC 1.08 ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.95 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.01 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 0.98 ! PT 1.07 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.00 HH 1.00* HN 0.99 ! KB 1.00* KP 1.00* LA 1.02 MK 1.00* ! NL 0.90 NY 1.00* ON 1.00* OV 1.02 ! PT 1.08 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.87 HH 0.97 HN 1.17 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.13 NY 1.00* ON 1.19 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 1.08 ! ZC 1.07 ! ! A total of 246 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.96 HN 1.01 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.08 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 1.03 ! ZC 1.08 ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.96 HH 0.89 HN 0.98 ! KB 1.00* KP 1.00* LA 0.99 MK 1.00* ! NL 0.85 NY 1.00* ON 1.17 OV 1.03 ! PT 0.88 SV 1.00* TS 1.00* WZ 1.01 ! ZC 1.12 ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.84 FD 0.95 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.02 MK 1.00* ! NL 0.95 NY 1.00* ON 1.00* OV 0.97 ! PT 0.93 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.07 HH 1.00* HN 0.96 ! KB 1.00* KP 1.00* LA 1.03 MK 1.00* ! NL 0.85 NY 1.00* ON 1.00* OV 1.00 ! PT 0.96 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.285846Jy sigma=0.001456 ! Fit after self-cal, rms=0.247982Jy sigma=0.001314 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=5.212 mas, bmaj=5.954 mas, bpa=3.346 degrees ! Estimated noise=1421.08 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 = -0.00148041 Jy ! Component: 100 - total flux cleaned = -0.0016708 Jy ! Component: 150 - total flux cleaned = -0.00183647 Jy ! Component: 200 - total flux cleaned = -0.00193598 Jy ! Total flux subtracted in 200 components = -0.00193598 Jy ! Clean residual min=-0.010137 max=0.011314 Jy/beam ! Clean residual mean=-0.000114 rms=0.003262 Jy/beam ! Combined flux in latest and established models = 0.892085 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 40 components and 0.892085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247962Jy sigma=0.001314 ! Fit after self-cal, rms=0.248057Jy sigma=0.001313 ! 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=0.248057Jy sigma=0.001313 ! Fit after self-cal, rms=0.247480Jy sigma=0.001292 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.213 mas, bmaj=5.949 mas, bpa=3.077 degrees ! Estimated noise=1420.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000664932 Jy ! Component: 100 - total flux cleaned = -0.00080644 Jy ! Component: 150 - total flux cleaned = -0.000930781 Jy ! Component: 200 - total flux cleaned = -0.00104044 Jy ! Total flux subtracted in 200 components = -0.00104044 Jy ! Clean residual min=-0.008147 max=0.007784 Jy/beam ! Clean residual mean=-0.000123 rms=0.002272 Jy/beam ! Combined flux in latest and established models = 0.891045 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 45 components and 0.891045 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247465Jy sigma=0.001292 ! Fit after self-cal, rms=0.247642Jy sigma=0.001292 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 = -5.28935e-06 Jy ! Component: 100 - total flux cleaned = -0.000126675 Jy ! Component: 150 - total flux cleaned = -0.000179629 Jy ! Component: 200 - total flux cleaned = -0.000229259 Jy ! Total flux subtracted in 200 components = -0.000229259 Jy ! Clean residual min=-0.008076 max=0.007770 Jy/beam ! Clean residual mean=-0.000119 rms=0.002270 Jy/beam ! Combined flux in latest and established models = 0.890815 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 48 components and 0.890815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247636Jy sigma=0.001292 ! Fit after self-cal, rms=0.247635Jy sigma=0.001292 ! 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=0.247635Jy sigma=0.001292 ! Fit after self-cal, rms=0.247007Jy sigma=0.001280 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.219 mas, bmaj=5.942 mas, bpa=3.162 degrees ! Estimated noise=1420.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.46611e-05 Jy ! Component: 100 - total flux cleaned = -0.000120291 Jy ! Component: 150 - total flux cleaned = -0.000195206 Jy ! Component: 200 - total flux cleaned = -0.000239767 Jy ! Total flux subtracted in 200 components = -0.000239767 Jy ! Clean residual min=-0.005343 max=0.004561 Jy/beam ! Clean residual mean=-0.000019 rms=0.001434 Jy/beam ! Combined flux in latest and established models = 0.890576 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 48 components and 0.890576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247001Jy sigma=0.001280 ! Fit after self-cal, rms=0.247018Jy sigma=0.001280 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 = -3.75093e-05 Jy ! Component: 100 - total flux cleaned = -7.5599e-05 Jy ! Component: 150 - total flux cleaned = -9.33099e-05 Jy ! Component: 200 - total flux cleaned = -0.000109426 Jy ! Total flux subtracted in 200 components = -0.000109426 Jy ! Clean residual min=-0.005317 max=0.004549 Jy/beam ! Clean residual mean=-0.000017 rms=0.001433 Jy/beam ! Combined flux in latest and established models = 0.890466 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 49 components and 0.890466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247014Jy sigma=0.001280 ! Fit after self-cal, rms=0.247015Jy sigma=0.001280 ! 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=0.247015Jy sigma=0.001280 ! Fit after self-cal, rms=0.246909Jy sigma=0.001280 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.608 mas, bmaj=18.31 mas, bpa=3.114 degrees ! Estimated noise=1494.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000148276 Jy ! Component: 100 - total flux cleaned = -0.000148477 Jy ! Component: 150 - total flux cleaned = -0.000148233 Jy ! Component: 200 - total flux cleaned = -0.000141669 Jy ! Total flux subtracted in 200 components = -0.000141669 Jy ! Clean residual min=-0.005741 max=0.003750 Jy/beam ! Clean residual mean=-0.000044 rms=0.001460 Jy/beam ! Combined flux in latest and established models = 0.890324 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 50 components and 0.890324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246910Jy sigma=0.001280 ! Fit after self-cal, rms=0.246907Jy sigma=0.001280 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 = -4.7981e-05 Jy ! Component: 100 - total flux cleaned = -4.80884e-05 Jy ! Component: 150 - total flux cleaned = -4.79177e-05 Jy ! Component: 200 - total flux cleaned = -4.77497e-05 Jy ! Total flux subtracted in 200 components = -4.77497e-05 Jy ! Clean residual min=-0.005727 max=0.003752 Jy/beam ! Clean residual mean=-0.000043 rms=0.001460 Jy/beam ! Combined flux in latest and established models = 0.890277 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 50 components and 0.890277 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246907Jy sigma=0.001280 ! Fit after self-cal, rms=0.246907Jy sigma=0.001280 ! 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=5.222 mas, bmaj=5.934 mas, bpa=3.298 degrees ! Estimated noise=1421.06 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.222 x 5.934 at 3.298 degrees (North through East) ! Clean map min=-0.0051323 max=0.85498 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=0.246907Jy sigma=0.001280 ! Fit after self-cal, rms=0.263039Jy sigma=0.001083 ! Inverting map and beam ! Estimated beam: bmin=5.225 mas, bmaj=5.945 mas, bpa=3.235 degrees ! Estimated noise=1421.08 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000272527 Jy ! Component: 100 - total flux cleaned = -0.000270104 Jy ! Component: 150 - total flux cleaned = -0.000270053 Jy ! Component: 200 - total flux cleaned = -0.000303462 Jy ! Total flux subtracted in 200 components = -0.000303462 Jy ! Clean residual min=-0.005206 max=0.004546 Jy/beam ! Clean residual mean=-0.000006 rms=0.001419 Jy/beam ! Combined flux in latest and established models = 0.889973 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 52 components and 0.889973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263034Jy sigma=0.001083 ! Fit after self-cal, rms=0.263040Jy sigma=0.001083 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.78282e-05 Jy ! Component: 100 - total flux cleaned = -3.97799e-05 Jy ! Component: 150 - total flux cleaned = -4.07429e-05 Jy ! Component: 200 - total flux cleaned = -5.48366e-05 Jy ! Total flux subtracted in 200 components = -5.48366e-05 Jy ! Clean residual min=-0.005191 max=0.004551 Jy/beam ! Clean residual mean=-0.000006 rms=0.001419 Jy/beam ! Combined flux in latest and established models = 0.889918 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 53 components and 0.889918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263035Jy sigma=0.001083 ! Fit after self-cal, rms=0.263035Jy sigma=0.001083 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263035Jy sigma=0.001083 ! Fit after self-cal, rms=0.263511Jy sigma=0.001083 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=3.23 mas, bmaj=3.659 mas, bpa=-84.23 degrees ! Estimated noise=2468.47 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.646601 Jy ! Component: 100 - total flux cleaned = 0.803436 Jy ! Component: 150 - total flux cleaned = 0.855124 Jy ! Component: 200 - total flux cleaned = 0.876004 Jy ! Total flux subtracted in 200 components = 0.876004 Jy ! Clean residual min=-0.012037 max=0.010784 Jy/beam ! Clean residual mean=0.000102 rms=0.002939 Jy/beam ! Combined flux in latest and established models = 0.876004 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.876004 Jy ! Inverting map and beam ! Estimated beam: bmin=5.228 mas, bmaj=5.944 mas, bpa=3.327 degrees ! Estimated noise=1421.09 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 = 0.0108452 Jy ! Component: 100 - total flux cleaned = 0.0141117 Jy ! Component: 150 - total flux cleaned = 0.0147459 Jy ! Component: 200 - total flux cleaned = 0.0147833 Jy ! Total flux subtracted in 200 components = 0.0147833 Jy ! Clean residual min=-0.005396 max=0.004887 Jy/beam ! Clean residual mean=-0.000030 rms=0.001432 Jy/beam ! Combined flux in latest and established models = 0.890788 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 33 components and 0.890788 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.609 mas, bmaj=18.3 mas, bpa=3.14 degrees ! Estimated noise=1494.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00030378 Jy ! Component: 100 - total flux cleaned = -0.000304454 Jy ! Component: 150 - total flux cleaned = -0.000325742 Jy ! Component: 200 - total flux cleaned = -0.000336057 Jy ! Total flux subtracted in 200 components = -0.000336057 Jy ! Clean residual min=-0.005648 max=0.003854 Jy/beam ! Clean residual mean=-0.000044 rms=0.001452 Jy/beam ! Combined flux in latest and established models = 0.890452 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.01524e-05 Jy ! Component: 100 - total flux cleaned = -3.01036e-05 Jy ! Component: 150 - total flux cleaned = -4.92306e-05 Jy ! Component: 200 - total flux cleaned = -6.78306e-05 Jy ! Total flux subtracted in 200 components = -6.78306e-05 Jy ! Clean residual min=-0.005641 max=0.003862 Jy/beam ! Clean residual mean=-0.000042 rms=0.001452 Jy/beam ! Combined flux in latest and established models = 0.890384 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 39 components and 0.890384 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=5.228 mas, bmaj=5.944 mas, bpa=3.327 degrees ! Estimated noise=1421.09 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00022424 Jy ! Component: 100 - total flux cleaned = 0.000224355 Jy ! Component: 150 - total flux cleaned = 0.000225109 Jy ! Component: 200 - total flux cleaned = 0.000195984 Jy ! Total flux subtracted in 200 components = 0.000195984 Jy ! Clean residual min=-0.005349 max=0.004912 Jy/beam ! Clean residual mean=-0.000026 rms=0.001428 Jy/beam ! Combined flux in latest and established models = 0.89058 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 0.89058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263607Jy sigma=0.001083 ! Fit after self-cal, rms=0.263686Jy sigma=0.001083 wmodel J1127-1857_S_2007_12_05_pus_map.mod ! Writing 41 model components to file: J1127-1857_S_2007_12_05_pus_map.mod wobs J1127-1857_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1127-1857_S_2007_12_05_pus_uvs.fits wwins J1127-1857_S_2007_12_05_pus_map.win ! wwins: Wrote 1 windows to J1127-1857_S_2007_12_05_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 = -0.000953657 Jy ! Component: 100 - total flux cleaned = -0.00137608 Jy ! Component: 150 - total flux cleaned = -0.0014578 Jy ! Component: 200 - total flux cleaned = -0.00123132 Jy ! Component: 250 - total flux cleaned = -0.000935457 Jy ! Component: 300 - total flux cleaned = -0.000719127 Jy ! Component: 350 - total flux cleaned = -0.000509968 Jy ! Component: 400 - total flux cleaned = -0.000238742 Jy ! Component: 450 - total flux cleaned = -0.000172427 Jy ! Component: 500 - total flux cleaned = 2.29925e-05 Jy ! Component: 550 - total flux cleaned = 8.70177e-05 Jy ! Component: 600 - total flux cleaned = 0.00027505 Jy ! Component: 650 - total flux cleaned = 0.000274694 Jy ! Component: 700 - total flux cleaned = 0.000394815 Jy ! Component: 750 - total flux cleaned = 0.000453849 Jy ! Component: 800 - total flux cleaned = 0.000511934 Jy ! Component: 850 - total flux cleaned = 0.000626556 Jy ! Component: 900 - total flux cleaned = 0.000626556 Jy ! Component: 950 - total flux cleaned = 0.000682053 Jy ! Component: 1000 - total flux cleaned = 0.00062708 Jy ! Component: 1050 - total flux cleaned = 0.000681592 Jy ! Component: 1100 - total flux cleaned = 0.000788034 Jy ! Component: 1150 - total flux cleaned = 0.00078711 Jy ! Component: 1200 - total flux cleaned = 0.00073504 Jy ! Component: 1250 - total flux cleaned = 0.000735779 Jy ! Component: 1300 - total flux cleaned = 0.000785952 Jy ! Component: 1350 - total flux cleaned = 0.000686633 Jy ! Component: 1400 - total flux cleaned = 0.000686974 Jy ! Component: 1450 - total flux cleaned = 0.000735651 Jy ! Component: 1500 - total flux cleaned = 0.000735629 Jy ! Component: 1550 - total flux cleaned = 0.000594007 Jy ! Component: 1600 - total flux cleaned = 0.000641277 Jy ! Component: 1650 - total flux cleaned = 0.000641027 Jy ! Component: 1700 - total flux cleaned = 0.000503148 Jy ! Component: 1750 - total flux cleaned = 0.000457692 Jy ! Component: 1800 - total flux cleaned = 0.000412786 Jy ! Component: 1850 - total flux cleaned = 0.000412772 Jy ! Component: 1900 - total flux cleaned = 0.000323799 Jy ! Component: 1950 - total flux cleaned = 0.000193064 Jy ! Component: 2000 - total flux cleaned = 0.000193202 Jy ! Total flux subtracted in 2048 components = 6.4532e-05 Jy ! Clean residual min=-0.002409 max=0.002408 Jy/beam ! Clean residual mean=-0.000068 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 0.890644 Jy keep ! Adding 110 model components to the UV plane model. ! The established model now contains 151 components and 0.890644 Jy wmap "J1127-1857_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.228 x 5.944 at 3.327 degrees (North through East) ! Clean map min=-0.0045624 max=0.85901 Jy/beam ! Writing clean map to FITS file: J1127-1857_S_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.85901 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000845391 device "J1127-1857_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.295244 0.295244 0.590487 1.18097 2.36195 4.7239 9.44779 18.8956 37.7912 75.5824 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.859 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.228 x 5.944 at 3.327 degrees (North through East) ! Clean map min=-0.0045624 max=0.85901 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1127-1857_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1127-1857_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1127-1857_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 23:19:24 2010