! Started logfile: J0808+4950_S_2010_10_13_pus_uvs.log on Fri Feb 25 23:17:56 2011 obs J0808+4950_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J0808+4950_S_2010_10_13_pus_uva.fits ! AN table 1: 53 integrations on 105 of 105 possible baselines. ! AN table 2: 130 integrations on 105 of 105 possible baselines. ! AN table 3: 125 integrations on 105 of 105 possible baselines. ! AN table 4: 158 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.124504 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0808+4950 ! ! 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 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3109 lines of history. ! ! Reading 24368 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 = 256 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0808+4950_S_2010_10_13_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 = 256x256 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 487 telescope corrections were flagged in sub-array 1. ! A total of 1475 telescope corrections were flagged in sub-array 2. ! A total of 1183 telescope corrections were flagged in sub-array 3. ! A total of 1940 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 487 telescope corrections were flagged in sub-array 1. ! A total of 1475 telescope corrections were flagged in sub-array 2. ! A total of 1183 telescope corrections were flagged in sub-array 3. ! A total of 1931 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 487 telescope corrections were flagged in sub-array 1. ! A total of 1475 telescope corrections were flagged in sub-array 2. ! A total of 1183 telescope corrections were flagged in sub-array 3. ! A total of 1925 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 487 telescope corrections were flagged in sub-array 1. ! A total of 1438 telescope corrections were flagged in sub-array 2. ! A total of 1186 telescope corrections were flagged in sub-array 3. ! A total of 1925 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.697038Jy sigma=0.007965 ! Fit after self-cal, rms=0.654147Jy sigma=0.007562 ! 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=2.286 mas, bmaj=3.073 mas, bpa=-6.273 degrees ! Estimated noise=718.051 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 = 0.261954 Jy ! Component: 100 - total flux cleaned = 0.341834 Jy ! Total flux subtracted in 100 components = 0.341834 Jy ! Clean residual min=-0.013899 max=0.034166 Jy/beam ! Clean residual mean=0.000331 rms=0.004793 Jy/beam ! Combined flux in latest and established models = 0.341834 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.341834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163870Jy sigma=0.001791 ! Fit after self-cal, rms=0.163728Jy sigma=0.001790 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0386737 Jy ! Component: 100 - total flux cleaned = 0.0610933 Jy ! Total flux subtracted in 100 components = 0.0610933 Jy ! Clean residual min=-0.011581 max=0.014995 Jy/beam ! Clean residual mean=0.000239 rms=0.003438 Jy/beam ! Combined flux in latest and established models = 0.402927 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.402927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148934Jy sigma=0.001566 ! Fit after self-cal, rms=0.148785Jy sigma=0.001565 ! 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=2.887 mas, bmaj=3.955 mas, bpa=-5.7 degrees ! Estimated noise=407.356 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 = 0.0262318 Jy ! Component: 100 - total flux cleaned = 0.0390113 Jy ! Component: 150 - total flux cleaned = 0.0457139 Jy ! Component: 200 - total flux cleaned = 0.0493076 Jy ! Total flux subtracted in 200 components = 0.0493076 Jy ! Clean residual min=-0.005824 max=0.013486 Jy/beam ! Clean residual mean=0.002881 rms=0.002818 Jy/beam ! Combined flux in latest and established models = 0.452235 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 40 components and 0.452235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144692Jy sigma=0.001505 ! Fit after self-cal, rms=0.144622Jy sigma=0.001504 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.12 HH 1.00* HN 1.25 ! KB 1.00* KK 1.00* KP 0.97 LA 1.05 ! MK 1.00* NL 0.93 NY 1.05 OV 1.01 ! PT 1.05 SC 0.97 TS 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.11 HH 1.00* HN 1.00* ! KB 1.00* KK 1.08 KP 0.97 LA 0.97 ! MK 0.72 NL 1.09 NY 1.00 OV 0.96 ! PT 1.03 SC 1.00* TS 1.02 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.05 HH 1.00* HN 1.19 ! KB 0.80 KK 1.12 KP 0.95 LA 0.99 ! MK 0.75 NL 0.92 NY 1.00* OV 0.93 ! PT 1.01 SC 1.04 TS 1.00* ! ! A total of 192 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.12 HH 1.00* HN 1.22 ! KB 0.48 KK 1.00* KP 1.04 LA 1.04 ! MK 1.00* NL 0.94 NY 1.19 OV 1.00* ! PT 1.03 SC 1.00* TS 1.14 ! ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.21 HH 1.00* HN 1.36 ! KB 1.00* KK 1.00* KP 1.07 LA 0.94 ! MK 1.00* NL 1.00 NY 1.10 OV 1.07 ! PT 1.05 SC 1.09 TS 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.18 HH 1.00* HN 1.00* ! KB 1.00* KK 0.93 KP 1.08 LA 0.93 ! MK 0.89 NL 1.28 NY 1.06 OV 1.05 ! PT 1.03 SC 1.00* TS 1.02 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.17 HH 1.00* HN 1.25 ! KB 0.92 KK 0.98 KP 1.02 LA 0.89 ! MK 0.90 NL 1.01 NY 1.00* OV 1.01 ! PT 1.03 SC 1.14 TS 1.00* ! ! A total of 201 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.10 FD 1.22 HH 1.00* HN 1.37 ! KB 0.59 KK 1.00* KP 1.10 LA 0.93 ! MK 1.00* NL 1.01 NY 1.05 OV 1.00* ! PT 1.02 SC 1.00* TS 1.08 ! ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.20 HH 1.00* HN 1.29 ! KB 1.00* KK 1.00* KP 1.03 LA 0.93 ! MK 1.00* NL 1.00 NY 1.11 OV 1.06 ! PT 1.07 SC 0.90 TS 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.22 HH 1.00* HN 1.00* ! KB 0.65 KK 0.98 KP 1.03 LA 0.96 ! MK 0.86 NL 1.25 NY 0.98 OV 1.04 ! PT 1.06 SC 1.00* TS 1.07 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.17 HH 1.00* HN 1.21 ! KB 1.05 KK 0.96 KP 1.01 LA 0.89 ! MK 0.87 NL 1.00 NY 1.00* OV 1.01 ! PT 1.03 SC 1.05 TS 1.00* ! ! A total of 207 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.10 FD 1.19 HH 1.00* HN 1.28 ! KB 0.71 KK 1.00* KP 1.06 LA 0.97 ! MK 1.00* NL 1.00 NY 1.02 OV 1.00* ! PT 1.07 SC 1.00* TS 1.11 ! ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.13 HH 1.00* HN 1.19 ! KB 1.00* KK 1.00* KP 0.94 LA 0.78 ! MK 1.00* NL 0.86 NY 1.34 OV 0.91 ! PT 0.95 SC 1.04 TS 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.25 HH 1.00* HN 1.00* ! KB 0.78 KK 0.94 KP 0.96 LA 0.77 ! MK 0.91 NL 1.11 NY 1.28 OV 0.89 ! PT 0.91 SC 1.00* TS 1.04 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.09 HH 1.00* HN 1.19 ! KB 1.62 KK 0.98 KP 0.94 LA 0.74 ! MK 0.91 NL 0.85 NY 1.00* OV 0.88 ! PT 0.91 SC 1.08 TS 1.00* ! ! A total of 207 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.83 FD 1.18 HH 1.00* HN 1.34 ! KB 1.12 KK 1.00* KP 0.96 LA 0.78 ! MK 1.00* NL 0.88 NY 1.40 OV 1.00* ! PT 0.95 SC 1.00* TS 1.18 ! ! ! Fit before self-cal, rms=0.144622Jy sigma=0.001504 ! Fit after self-cal, rms=0.129863Jy sigma=0.001283 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.958 mas, bmaj=4.065 mas, bpa=-7.986 degrees ! Estimated noise=414.357 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 (2, -6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00624371 Jy ! Component: 100 - total flux cleaned = 0.00693048 Jy ! Component: 150 - total flux cleaned = 0.0069381 Jy ! Component: 200 - total flux cleaned = 0.0067984 Jy ! Total flux subtracted in 200 components = 0.0067984 Jy ! Clean residual min=-0.002411 max=0.002621 Jy/beam ! Clean residual mean=0.000005 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.459033 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 0.459033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129557Jy sigma=0.001279 ! Fit after self-cal, rms=0.129819Jy sigma=0.001277 ! 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=0.129819Jy sigma=0.001277 ! Fit after self-cal, rms=0.129463Jy sigma=0.001273 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.963 mas, bmaj=4.06 mas, bpa=-8.097 degrees ! Estimated noise=415.069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00191032 Jy ! Component: 100 - total flux cleaned = 0.00251431 Jy ! Component: 150 - total flux cleaned = 0.002743 Jy ! Component: 200 - total flux cleaned = 0.00279164 Jy ! Total flux subtracted in 200 components = 0.00279164 Jy ! Clean residual min=-0.001914 max=0.002138 Jy/beam ! Clean residual mean=-0.000017 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.461825 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 72 components and 0.461825 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129359Jy sigma=0.001272 ! Fit after self-cal, rms=0.129341Jy sigma=0.001271 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 = 0.000174376 Jy ! Component: 100 - total flux cleaned = 0.000438625 Jy ! Component: 150 - total flux cleaned = 0.000482786 Jy ! Component: 200 - total flux cleaned = 0.000483348 Jy ! Total flux subtracted in 200 components = 0.000483348 Jy ! Clean residual min=-0.001887 max=0.002067 Jy/beam ! Clean residual mean=-0.000034 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.462308 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 0.462308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129288Jy sigma=0.001271 ! Fit after self-cal, rms=0.129274Jy sigma=0.001271 ! 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=0.129274Jy sigma=0.001271 ! Fit after self-cal, rms=0.129375Jy sigma=0.001269 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.964 mas, bmaj=4.06 mas, bpa=-8.302 degrees ! Estimated noise=415.149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104517 Jy ! Component: 100 - total flux cleaned = 0.00143908 Jy ! Component: 150 - total flux cleaned = 0.00159254 Jy ! Component: 200 - total flux cleaned = 0.00165875 Jy ! Total flux subtracted in 200 components = 0.00165875 Jy ! Clean residual min=-0.001842 max=0.001954 Jy/beam ! Clean residual mean=0.000022 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.463967 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 84 components and 0.463967 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129325Jy sigma=0.001268 ! Fit after self-cal, rms=0.129334Jy sigma=0.001268 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 = 0.000140851 Jy ! Component: 100 - total flux cleaned = 0.000251924 Jy ! Component: 150 - total flux cleaned = 0.000281961 Jy ! Component: 200 - total flux cleaned = 0.000254135 Jy ! Total flux subtracted in 200 components = 0.000254135 Jy ! Clean residual min=-0.001805 max=0.001903 Jy/beam ! Clean residual mean=0.000012 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.464221 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 85 components and 0.464221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129303Jy sigma=0.001268 ! Fit after self-cal, rms=0.129297Jy sigma=0.001268 ! 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=0.129297Jy sigma=0.001268 ! Fit after self-cal, rms=0.129326Jy sigma=0.001268 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.768 mas, bmaj=10.01 mas, bpa=-18.84 degrees ! Estimated noise=543.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135536 Jy ! Component: 100 - total flux cleaned = 0.0016548 Jy ! Component: 150 - total flux cleaned = 0.00173031 Jy ! Component: 200 - total flux cleaned = 0.00174248 Jy ! Total flux subtracted in 200 components = 0.00174248 Jy ! Clean residual min=-0.001406 max=0.001242 Jy/beam ! Clean residual mean=0.000024 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.465964 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 99 components and 0.465964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129315Jy sigma=0.001268 ! Fit after self-cal, rms=0.129314Jy sigma=0.001268 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 = 7.05303e-05 Jy ! Component: 100 - total flux cleaned = 0.000120013 Jy ! Component: 150 - total flux cleaned = 0.000171115 Jy ! Component: 200 - total flux cleaned = 0.000191892 Jy ! Total flux subtracted in 200 components = 0.000191892 Jy ! Clean residual min=-0.001416 max=0.001180 Jy/beam ! Clean residual mean=0.000006 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.466156 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 109 components and 0.466156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129307Jy sigma=0.001268 ! Fit after self-cal, rms=0.129306Jy sigma=0.001268 ! 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=2.964 mas, bmaj=4.06 mas, bpa=-8.407 degrees ! Estimated noise=415.229 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.964 x 4.06 at -8.407 degrees (North through East) ! Clean map min=-0.0015949 max=0.36381 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 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=2.311 mas, bmaj=3.096 mas, bpa=-7.61 degrees ! Estimated noise=745.438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.264856 Jy ! Component: 100 - total flux cleaned = 0.346809 Jy ! Component: 150 - total flux cleaned = 0.386184 Jy ! Component: 200 - total flux cleaned = 0.409093 Jy ! Total flux subtracted in 200 components = 0.409093 Jy ! Clean residual min=-0.005414 max=0.011599 Jy/beam ! Clean residual mean=0.000094 rms=0.001698 Jy/beam ! Combined flux in latest and established models = 0.409093 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.409093 Jy ! Inverting map and beam ! Estimated beam: bmin=2.964 mas, bmaj=4.06 mas, bpa=-8.407 degrees ! Estimated noise=415.229 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 = 0.0238208 Jy ! Component: 100 - total flux cleaned = 0.0365118 Jy ! Component: 150 - total flux cleaned = 0.0439445 Jy ! Component: 200 - total flux cleaned = 0.0485482 Jy ! Total flux subtracted in 200 components = 0.0485482 Jy ! Clean residual min=-0.001743 max=0.002921 Jy/beam ! Clean residual mean=0.000305 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.457641 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 60 components and 0.457641 Jy ! Inverting map ! Added new window around map position (-2, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00314884 Jy ! Component: 100 - total flux cleaned = 0.00524633 Jy ! Component: 150 - total flux cleaned = 0.00668632 Jy ! Component: 200 - total flux cleaned = 0.00713306 Jy ! Total flux subtracted in 200 components = 0.00713306 Jy ! Clean residual min=-0.001680 max=0.001737 Jy/beam ! Clean residual mean=0.000052 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.464774 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 78 components and 0.464774 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=8.768 mas, bmaj=10.01 mas, bpa=-18.84 degrees ! Estimated noise=543.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103668 Jy ! Component: 100 - total flux cleaned = 0.00113772 Jy ! Component: 150 - total flux cleaned = 0.00119592 Jy ! Component: 200 - total flux cleaned = 0.00122689 Jy ! Total flux subtracted in 200 components = 0.00122689 Jy ! Clean residual min=-0.001332 max=0.001296 Jy/beam ! Clean residual mean=0.000022 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.466001 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 = 4.16003e-09 Jy ! Component: 100 - total flux cleaned = 5.52908e-07 Jy ! Component: 150 - total flux cleaned = 9.57914e-07 Jy ! Component: 200 - total flux cleaned = -9.04288e-06 Jy ! Total flux subtracted in 200 components = -9.04288e-06 Jy ! Clean residual min=-0.001322 max=0.001306 Jy/beam ! Clean residual mean=0.000023 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.465992 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 99 components and 0.465992 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.964 mas, bmaj=4.06 mas, bpa=-8.407 degrees ! Estimated noise=415.229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000184628 Jy ! Component: 100 - total flux cleaned = -0.000218461 Jy ! Component: 150 - total flux cleaned = -0.000250793 Jy ! Component: 200 - total flux cleaned = -0.000309586 Jy ! Total flux subtracted in 200 components = -0.000309586 Jy ! Clean residual min=-0.001584 max=0.001720 Jy/beam ! Clean residual mean=0.000020 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.465682 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 111 components and 0.465682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129247Jy sigma=0.001267 ! Fit after self-cal, rms=0.129239Jy sigma=0.001267 wmodel J0808+4950_S_2010_10_13_pus_map.mod ! Writing 111 model components to file: J0808+4950_S_2010_10_13_pus_map.mod wobs J0808+4950_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J0808+4950_S_2010_10_13_pus_uvs.fits wwins J0808+4950_S_2010_10_13_pus_map.win ! wwins: Wrote 3 windows to J0808+4950_S_2010_10_13_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=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000285111 Jy ! Component: 100 - total flux cleaned = 0.00058661 Jy ! Component: 150 - total flux cleaned = 0.000767264 Jy ! Component: 200 - total flux cleaned = 0.000914005 Jy ! Component: 250 - total flux cleaned = 0.000937131 Jy ! Component: 300 - total flux cleaned = 0.00093666 Jy ! Component: 350 - total flux cleaned = 0.000914196 Jy ! Component: 400 - total flux cleaned = 0.000914403 Jy ! Component: 450 - total flux cleaned = 0.000914425 Jy ! Component: 500 - total flux cleaned = 0.00087345 Jy ! Component: 550 - total flux cleaned = 0.000873556 Jy ! Component: 600 - total flux cleaned = 0.000873642 Jy ! Component: 650 - total flux cleaned = 0.00085421 Jy ! Component: 700 - total flux cleaned = 0.000816425 Jy ! Component: 750 - total flux cleaned = 0.0007979 Jy ! Component: 800 - total flux cleaned = 0.000779677 Jy ! Component: 850 - total flux cleaned = 0.000743574 Jy ! Component: 900 - total flux cleaned = 0.000725806 Jy ! Component: 950 - total flux cleaned = 0.000690701 Jy ! Component: 1000 - total flux cleaned = 0.000708109 Jy ! Total flux subtracted in 1024 components = 0.000690882 Jy ! Clean residual min=-0.000968 max=0.001172 Jy/beam ! Clean residual mean=-0.000003 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.466373 Jy keep ! Adding 62 model components to the UV plane model. ! The established model now contains 172 components and 0.466373 Jy ![Exited script file: muppet] wmap "J0808+4950_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.964 x 4.06 at -8.407 degrees (North through East) ! Clean map min=-0.0013833 max=0.3638 Jy/beam ! Writing clean map to FITS file: J0808+4950_S_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.363796 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000350707 device "J0808+4950_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0808+4950_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.289206 0.289206 0.578413 1.15683 2.31365 4.6273 9.25461 18.5092 37.0184 74.0369 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.363 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.964 x 4.06 at -8.407 degrees (North through East) ! Clean map min=-0.0013833 max=0.3638 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0808+4950_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J0808+4950_S_2010_10_13_pus_map.gif/vgif' mapplot cln