! Started logfile: J1127-1857_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:21:47 2010 obs J1127-1857_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1127-1857_X_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: 54 integrations on 136 of 136 possible baselines. ! AN table 5: 32 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0374026 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1501 lines of history. ! ! Reading 8444 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 0.200x0.200 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 693 telescope corrections were flagged in sub-array 3. ! A total of 648 telescope corrections were flagged in sub-array 4. ! A total of 419 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 693 telescope corrections were flagged in sub-array 3. ! A total of 648 telescope corrections were flagged in sub-array 4. ! A total of 419 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 693 telescope corrections were flagged in sub-array 3. ! A total of 648 telescope corrections were flagged in sub-array 4. ! A total of 419 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 2031 telescope corrections were flagged in sub-array 1. ! A total of 2258 telescope corrections were flagged in sub-array 2. ! A total of 705 telescope corrections were flagged in sub-array 3. ! A total of 648 telescope corrections were flagged in sub-array 4. ! A total of 419 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.223999Jy sigma=0.010534 ! Fit after self-cal, rms=0.804084Jy sigma=0.006581 ! 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 ! Your choice of large map pixels excluded 0.314% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=0.8547 mas, bmaj=0.8892 mas, bpa=26.34 degrees ! Estimated noise=1908.79 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 = 1.34187 Jy ! Component: 100 - total flux cleaned = 1.65295 Jy ! Total flux subtracted in 100 components = 1.65295 Jy ! Clean residual min=-0.059414 max=0.113644 Jy/beam ! Clean residual mean=0.000087 rms=0.014875 Jy/beam ! Combined flux in latest and established models = 1.65295 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.65295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.327867Jy sigma=0.002071 ! Fit after self-cal, rms=0.327979Jy sigma=0.002071 ! Inverting map ! Your choice of large map pixels excluded 0.314% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Added new window around map position (0.2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.113205 Jy ! Component: 100 - total flux cleaned = 0.133204 Jy ! Total flux subtracted in 100 components = 0.133204 Jy ! Clean residual min=-0.046557 max=0.047714 Jy/beam ! Clean residual mean=-0.000303 rms=0.011922 Jy/beam ! Combined flux in latest and established models = 1.78616 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 1.78616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297061Jy sigma=0.001745 ! Fit after self-cal, rms=0.296835Jy sigma=0.001743 ! Inverting map ! Your choice of large map pixels excluded 0.314% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec 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 ! Your choice of large map pixels excluded 0.314% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec ! Estimated beam: bmin=1.222 mas, bmaj=1.456 mas, bpa=50.97 degrees ! Estimated noise=1051.19 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 = -0.000939602 Jy ! Component: 100 - total flux cleaned = -0.000867843 Jy ! Component: 150 - total flux cleaned = -0.000836503 Jy ! Component: 200 - total flux cleaned = -0.00141367 Jy ! Total flux subtracted in 200 components = -0.00141367 Jy ! Clean residual min=-0.027658 max=0.030450 Jy/beam ! Clean residual mean=-0.002673 rms=0.008118 Jy/beam ! Combined flux in latest and established models = 1.78474 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 14 components and 1.78474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291574Jy sigma=0.001719 ! Fit after self-cal, rms=0.291347Jy sigma=0.001718 ! Inverting map ! Your choice of large map pixels excluded 0.314% of the data. ! The x-axis pixel size should ideally be below 0.191 milli-arcsec 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 1.04 HH 0.88 HN 1.20 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.18 NY 1.00* ON 1.05 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 1.06 ! ZC 1.02 ! ! 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 0.88 HN 1.14 ! 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 1.12 TS 1.00* WZ 1.09 ! ZC 1.06 ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.97 HH 0.84 HN 1.06 ! KB 1.00* KP 0.97 LA 0.97 MK 1.00* ! NL 1.00 NY 1.00* ON 1.09 OV 0.94 ! PT 0.95 SV 1.08 TS 1.00* WZ 1.05 ! ZC 1.10 ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.94 FD 0.94 HH 1.00* HN 1.00* ! KB 1.00* KP 0.99 LA 0.98 MK 1.00* ! NL 1.08 NY 1.00* ON 1.00* OV 0.95 ! PT 0.99 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 0.99 HH 1.00* HN 1.03 ! KB 1.00* KP 1.03 LA 1.02 MK 1.00* ! NL 0.96 NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 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 1.05 HH 0.83 HN 1.09 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.21 NY 1.00* ON 1.08 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 1.06 ! ZC 1.08 ! ! 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 0.86 HN 1.15 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.13 OV 1.00* ! PT 1.00* SV 1.05 TS 1.00* WZ 1.07 ! ZC 1.12 ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.97 HH 0.86 HN 1.03 ! KB 1.00* KP 0.92 LA 0.95 MK 1.00* ! NL 0.97 NY 1.00* ON 1.06 OV 0.91 ! PT 1.00 SV 1.02 TS 1.00* WZ 1.06 ! ZC 1.12 ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.94 HH 1.00* HN 1.00* ! KB 1.00* KP 0.95 LA 0.97 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.93 ! 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 0.97 HH 1.00* HN 0.99 ! KB 1.00* KP 0.98 LA 0.99 MK 1.00* ! NL 0.93 NY 1.00* ON 1.00* OV 1.00 ! PT 1.05 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 1.06 HH 0.89 HN 1.09 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.20 NY 1.00* ON 0.98 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 1.01 ! ZC 1.05 ! ! 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 2.09 HN 1.08 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.06 OV 1.00* ! PT 1.00* SV 1.09 TS 1.00* WZ 0.98 ! ZC 1.33 ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.97 HH 0.85 HN 1.03 ! KB 1.00* KP 0.96 LA 0.98 MK 1.00* ! NL 0.97 NY 1.00* ON 1.04 OV 0.96 ! PT 1.01 SV 1.00 TS 1.00* WZ 1.05 ! ZC 1.06 ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.93 HH 1.00* HN 1.00* ! KB 1.00* KP 0.99 LA 0.99 MK 1.00* ! NL 1.07 NY 1.00* ON 1.00* OV 0.97 ! 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 0.97 HH 1.00* HN 1.01 ! KB 1.00* KP 1.03 LA 1.01 MK 1.00* ! NL 0.95 NY 1.00* ON 1.00* OV 1.04 ! PT 1.06 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.13 HH 1.00* HN 1.06 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.18 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 1.07 ! ZC 1.00* ! ! A total of 237 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.84 HN 1.23 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.05 OV 1.00* ! PT 1.00* SV 0.90 TS 1.00* WZ 1.05 ! ZC 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.98 HH 0.79 HN 1.07 ! KB 1.00* KP 0.95 LA 0.97 MK 1.00* ! NL 0.97 NY 1.00* ON 1.06 OV 0.93 ! PT 1.00 SV 0.96 TS 1.00* WZ 1.02 ! ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.94 HH 1.00* HN 1.00* ! KB 1.00* KP 0.99 LA 0.97 MK 1.00* ! NL 1.07 NY 1.00* ON 1.00* OV 0.97 ! PT 1.02 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 0.97 HH 1.00* HN 1.03 ! KB 1.00* KP 1.01 LA 1.00 MK 1.00* ! NL 0.94 NY 1.00* ON 1.00* OV 1.03 ! PT 1.05 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.291347Jy sigma=0.001718 ! Fit after self-cal, rms=0.282500Jy sigma=0.001315 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.707 mas, bmaj=1.888 mas, bpa=4.905 degrees ! Estimated noise=1105.93 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 = -0.0033026 Jy ! Component: 100 - total flux cleaned = -0.00310924 Jy ! Component: 150 - total flux cleaned = -0.00326863 Jy ! Component: 200 - total flux cleaned = -0.00327423 Jy ! Total flux subtracted in 200 components = -0.00327423 Jy ! Clean residual min=-0.013306 max=0.019500 Jy/beam ! Clean residual mean=-0.000323 rms=0.004925 Jy/beam ! Combined flux in latest and established models = 1.78147 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 19 components and 1.78147 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281938Jy sigma=0.001313 ! Fit after self-cal, rms=0.282902Jy 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=0.282902Jy sigma=0.001313 ! Fit after self-cal, rms=0.283307Jy sigma=0.001225 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.699 mas, bmaj=1.883 mas, bpa=8.316 degrees ! Estimated noise=1104.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00278397 Jy ! Component: 100 - total flux cleaned = -0.00290568 Jy ! Component: 150 - total flux cleaned = -0.00301953 Jy ! Component: 200 - total flux cleaned = -0.00312135 Jy ! Total flux subtracted in 200 components = -0.00312135 Jy ! Clean residual min=-0.009588 max=0.012344 Jy/beam ! Clean residual mean=-0.000176 rms=0.003179 Jy/beam ! Combined flux in latest and established models = 1.77835 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 1.77835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.283124Jy sigma=0.001224 ! Fit after self-cal, rms=0.283411Jy sigma=0.001223 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 = -0.0004242 Jy ! Component: 100 - total flux cleaned = -0.000343488 Jy ! Component: 150 - total flux cleaned = -0.000421476 Jy ! Component: 200 - total flux cleaned = -0.000423329 Jy ! Total flux subtracted in 200 components = -0.000423329 Jy ! Clean residual min=-0.009491 max=0.012414 Jy/beam ! Clean residual mean=-0.000172 rms=0.003160 Jy/beam ! Combined flux in latest and established models = 1.77792 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 27 components and 1.77792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.283335Jy sigma=0.001223 ! Fit after self-cal, rms=0.283324Jy sigma=0.001223 ! 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=0.283324Jy sigma=0.001223 ! Fit after self-cal, rms=0.281820Jy sigma=0.001191 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.699 mas, bmaj=1.88 mas, bpa=8.732 degrees ! Estimated noise=1104.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000121425 Jy ! Component: 100 - total flux cleaned = -0.000120415 Jy ! Component: 150 - total flux cleaned = -0.000126391 Jy ! Component: 200 - total flux cleaned = -0.00019177 Jy ! Total flux subtracted in 200 components = -0.00019177 Jy ! Clean residual min=-0.006173 max=0.006425 Jy/beam ! Clean residual mean=0.000039 rms=0.001526 Jy/beam ! Combined flux in latest and established models = 1.77773 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 28 components and 1.77773 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281731Jy sigma=0.001190 ! Fit after self-cal, rms=0.281714Jy sigma=0.001190 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 = 1.751e-06 Jy ! Component: 100 - total flux cleaned = -5.55044e-05 Jy ! Component: 150 - total flux cleaned = -5.75645e-05 Jy ! Component: 200 - total flux cleaned = -0.000108408 Jy ! Total flux subtracted in 200 components = -0.000108408 Jy ! Clean residual min=-0.006187 max=0.006396 Jy/beam ! Clean residual mean=0.000040 rms=0.001520 Jy/beam ! Combined flux in latest and established models = 1.77762 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 1.77762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281666Jy sigma=0.001190 ! Fit after self-cal, rms=0.281660Jy sigma=0.001190 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.281660Jy sigma=0.001190 ! Fit after self-cal, rms=0.281283Jy sigma=0.001190 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.763 mas, bmaj=5.487 mas, bpa=3.79 degrees ! Estimated noise=1112.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.5323e-05 Jy ! Component: 100 - total flux cleaned = 6.37758e-05 Jy ! Component: 150 - total flux cleaned = 3.35132e-05 Jy ! Component: 200 - total flux cleaned = 7.0218e-06 Jy ! Total flux subtracted in 200 components = 7.0218e-06 Jy ! Clean residual min=-0.004487 max=0.005452 Jy/beam ! Clean residual mean=0.000044 rms=0.001497 Jy/beam ! Combined flux in latest and established models = 1.77763 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 33 components and 1.77763 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281275Jy sigma=0.001190 ! Fit after self-cal, rms=0.281271Jy sigma=0.001190 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 = 2.9287e-06 Jy ! Component: 100 - total flux cleaned = 3.84386e-06 Jy ! Component: 150 - total flux cleaned = -2.21081e-05 Jy ! Component: 200 - total flux cleaned = -4.65234e-05 Jy ! Total flux subtracted in 200 components = -4.65234e-05 Jy ! Clean residual min=-0.004444 max=0.005427 Jy/beam ! Clean residual mean=0.000044 rms=0.001496 Jy/beam ! Combined flux in latest and established models = 1.77758 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 34 components and 1.77758 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281269Jy sigma=0.001190 ! Fit after self-cal, rms=0.281272Jy sigma=0.001190 ! 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=1.7 mas, bmaj=1.877 mas, bpa=9.111 degrees ! Estimated noise=1105.12 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.7 x 1.877 at 9.111 degrees (North through East) ! Clean map min=-0.0055176 max=1.7323 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=0.281272Jy sigma=0.001190 ! Fit after self-cal, rms=0.345423Jy sigma=0.000986 ! Inverting map and beam ! Estimated beam: bmin=1.701 mas, bmaj=1.877 mas, bpa=8.916 degrees ! Estimated noise=1104.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000841444 Jy ! Component: 100 - total flux cleaned = -0.000906424 Jy ! Component: 150 - total flux cleaned = -0.000907701 Jy ! Component: 200 - total flux cleaned = -0.000963465 Jy ! Total flux subtracted in 200 components = -0.000963465 Jy ! Clean residual min=-0.005562 max=0.005673 Jy/beam ! Clean residual mean=0.000036 rms=0.001412 Jy/beam ! Combined flux in latest and established models = 1.77662 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 34 components and 1.77662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.345374Jy sigma=0.000985 ! Fit after self-cal, rms=0.345361Jy sigma=0.000985 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.99132e-05 Jy ! Component: 100 - total flux cleaned = -6.88144e-06 Jy ! Component: 150 - total flux cleaned = -5.51859e-05 Jy ! Component: 200 - total flux cleaned = -0.000101973 Jy ! Total flux subtracted in 200 components = -0.000101973 Jy ! Clean residual min=-0.005567 max=0.005664 Jy/beam ! Clean residual mean=0.000037 rms=0.001407 Jy/beam ! Combined flux in latest and established models = 1.77652 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 35 components and 1.77652 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.345334Jy sigma=0.000985 ! Fit after self-cal, rms=0.345321Jy sigma=0.000985 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.345321Jy sigma=0.000985 ! Fit after self-cal, rms=0.344852Jy sigma=0.000985 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=0.9763 mas, bmaj=1.1 mas, bpa=77.33 degrees ! Estimated noise=2111.66 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.34487 Jy ! Component: 100 - total flux cleaned = 1.64748 Jy ! Component: 150 - total flux cleaned = 1.73591 Jy ! Component: 200 - total flux cleaned = 1.76568 Jy ! Total flux subtracted in 200 components = 1.76568 Jy ! Clean residual min=-0.012809 max=0.014422 Jy/beam ! Clean residual mean=0.000028 rms=0.002739 Jy/beam ! Combined flux in latest and established models = 1.76568 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 1.76568 Jy ! Inverting map and beam ! Estimated beam: bmin=1.702 mas, bmaj=1.875 mas, bpa=9.204 degrees ! Estimated noise=1104.31 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 (-0.6, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104987 Jy ! Component: 100 - total flux cleaned = 0.0143 Jy ! Component: 150 - total flux cleaned = 0.0152968 Jy ! Component: 200 - total flux cleaned = 0.0159027 Jy ! Total flux subtracted in 200 components = 0.0159027 Jy ! Clean residual min=-0.005201 max=0.004410 Jy/beam ! Clean residual mean=-0.000021 rms=0.001295 Jy/beam ! Combined flux in latest and established models = 1.78159 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 1.78159 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.764 mas, bmaj=5.489 mas, bpa=3.833 degrees ! Estimated noise=1111.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000106344 Jy ! Component: 100 - total flux cleaned = -0.00018483 Jy ! Component: 150 - total flux cleaned = -0.000257724 Jy ! Component: 200 - total flux cleaned = -0.000292109 Jy ! Total flux subtracted in 200 components = -0.000292109 Jy ! Clean residual min=-0.003818 max=0.003939 Jy/beam ! Clean residual mean=-0.000028 rms=0.001276 Jy/beam ! Combined flux in latest and established models = 1.78129 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 = -6.86706e-05 Jy ! Component: 100 - total flux cleaned = -0.000134594 Jy ! Component: 150 - total flux cleaned = -0.00019779 Jy ! Component: 200 - total flux cleaned = -0.000257405 Jy ! Total flux subtracted in 200 components = -0.000257405 Jy ! Clean residual min=-0.003797 max=0.003950 Jy/beam ! Clean residual mean=-0.000025 rms=0.001272 Jy/beam ! Combined flux in latest and established models = 1.78104 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 1.78104 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.702 mas, bmaj=1.875 mas, bpa=9.204 degrees ! Estimated noise=1104.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.38552e-05 Jy ! Component: 100 - total flux cleaned = 1.73477e-05 Jy ! Component: 150 - total flux cleaned = 1.96611e-05 Jy ! Component: 200 - total flux cleaned = 0.000107101 Jy ! Total flux subtracted in 200 components = 0.000107101 Jy ! Clean residual min=-0.005059 max=0.004303 Jy/beam ! Clean residual mean=-0.000017 rms=0.001269 Jy/beam ! Combined flux in latest and established models = 1.78114 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 1.78114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.344834Jy sigma=0.000984 ! Fit after self-cal, rms=0.344703Jy sigma=0.000983 wmodel J1127-1857_X_2007_12_05_pus_map.mod ! Writing 40 model components to file: J1127-1857_X_2007_12_05_pus_map.mod wobs J1127-1857_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1127-1857_X_2007_12_05_pus_uvs.fits wwins J1127-1857_X_2007_12_05_pus_map.win ! wwins: Wrote 3 windows to J1127-1857_X_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 = -0.00181112 Jy ! Component: 100 - total flux cleaned = -0.00234847 Jy ! Component: 150 - total flux cleaned = -0.00220345 Jy ! Component: 200 - total flux cleaned = -0.00234286 Jy ! Component: 250 - total flux cleaned = -0.00240913 Jy ! Component: 300 - total flux cleaned = -0.00280125 Jy ! Component: 350 - total flux cleaned = -0.00311874 Jy ! Component: 400 - total flux cleaned = -0.00342947 Jy ! Component: 450 - total flux cleaned = -0.00379453 Jy ! Component: 500 - total flux cleaned = -0.00403163 Jy ! Component: 550 - total flux cleaned = -0.00438084 Jy ! Component: 600 - total flux cleaned = -0.00461062 Jy ! Component: 650 - total flux cleaned = -0.00472397 Jy ! Component: 700 - total flux cleaned = -0.004835 Jy ! Component: 750 - total flux cleaned = -0.00505426 Jy ! Component: 800 - total flux cleaned = -0.00521611 Jy ! Component: 850 - total flux cleaned = -0.00537572 Jy ! Component: 900 - total flux cleaned = -0.00548128 Jy ! Component: 950 - total flux cleaned = -0.00584564 Jy ! Component: 1000 - total flux cleaned = -0.00615429 Jy ! Component: 1050 - total flux cleaned = -0.00630667 Jy ! Component: 1100 - total flux cleaned = -0.006508 Jy ! Component: 1150 - total flux cleaned = -0.00680666 Jy ! Component: 1200 - total flux cleaned = -0.00690554 Jy ! Component: 1250 - total flux cleaned = -0.00715001 Jy ! Component: 1300 - total flux cleaned = -0.00710114 Jy ! Component: 1350 - total flux cleaned = -0.00729288 Jy ! Component: 1400 - total flux cleaned = -0.00734031 Jy ! Component: 1450 - total flux cleaned = -0.00734124 Jy ! Component: 1500 - total flux cleaned = -0.00748166 Jy ! Component: 1550 - total flux cleaned = -0.00766692 Jy ! Component: 1600 - total flux cleaned = -0.00771281 Jy ! Component: 1650 - total flux cleaned = -0.00780385 Jy ! Component: 1700 - total flux cleaned = -0.00771336 Jy ! Component: 1750 - total flux cleaned = -0.00789274 Jy ! Component: 1800 - total flux cleaned = -0.00802584 Jy ! Component: 1850 - total flux cleaned = -0.00802543 Jy ! Component: 1900 - total flux cleaned = -0.00815653 Jy ! Component: 1950 - total flux cleaned = -0.008113 Jy ! Component: 2000 - total flux cleaned = -0.00819884 Jy ! Total flux subtracted in 2048 components = -0.0083268 Jy ! Clean residual min=-0.002810 max=0.002598 Jy/beam ! Clean residual mean=0.000024 rms=0.000796 Jy/beam ! Combined flux in latest and established models = 1.77282 Jy keep ! Adding 108 model components to the UV plane model. ! The established model now contains 148 components and 1.77282 Jy wmap "J1127-1857_X_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.702 x 1.875 at 9.204 degrees (North through East) ! Clean map min=-0.0044299 max=1.7319 Jy/beam ! Writing clean map to FITS file: J1127-1857_X_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 1.73191 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000798321 device "J1127-1857_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.138285 0.138285 0.27657 0.553139 1.10628 2.21256 4.42511 8.85022 17.7004 35.4009 70.8018 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.731 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.702 x 1.875 at 9.204 degrees (North through East) ! Clean map min=-0.0044299 max=1.7319 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1127-1857_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1127-1857_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1127-1857_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:21:54 2010