! Started logfile: J0854+2006_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:19:41 2010 obs J0854+2006_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0854+2006_X_2007_12_05_pus_uva.fits ! AN table 1: 105 integrations on 136 of 136 possible baselines. ! AN table 2: 123 integrations on 136 of 136 possible baselines. ! AN table 3: 11 integrations on 136 of 136 possible baselines. ! AN table 4: 18 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0591669 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0854+2006 ! ! 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 8272 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 1283 telescope corrections were flagged in sub-array 1. ! A total of 1720 telescope corrections were flagged in sub-array 2. ! A total of 151 telescope corrections were flagged in sub-array 3. ! A total of 247 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1283 telescope corrections were flagged in sub-array 1. ! A total of 1720 telescope corrections were flagged in sub-array 2. ! A total of 151 telescope corrections were flagged in sub-array 3. ! A total of 247 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1283 telescope corrections were flagged in sub-array 1. ! A total of 1720 telescope corrections were flagged in sub-array 2. ! A total of 151 telescope corrections were flagged in sub-array 3. ! A total of 247 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1283 telescope corrections were flagged in sub-array 1. ! A total of 1754 telescope corrections were flagged in sub-array 2. ! A total of 160 telescope corrections were flagged in sub-array 3. ! A total of 247 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.308370Jy sigma=0.012918 ! Fit after self-cal, rms=0.730394Jy sigma=0.007082 ! 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 4.22% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.6939 mas, bmaj=1.024 mas, bpa=23.89 degrees ! Estimated noise=1714.37 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 = 1.13 Jy ! Component: 100 - total flux cleaned = 1.44507 Jy ! Total flux subtracted in 100 components = 1.44507 Jy ! Clean residual min=-0.060309 max=0.134673 Jy/beam ! Clean residual mean=-0.000090 rms=0.018135 Jy/beam ! Combined flux in latest and established models = 1.44507 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.44507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.422363Jy sigma=0.003937 ! Fit after self-cal, rms=0.421595Jy sigma=0.003933 ! Inverting map ! Your choice of large map pixels excluded 4.22% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Added new window around map position (-0.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.144455 Jy ! Component: 100 - total flux cleaned = 0.231876 Jy ! Total flux subtracted in 100 components = 0.231876 Jy ! Clean residual min=-0.053539 max=0.080792 Jy/beam ! Clean residual mean=-0.000519 rms=0.014225 Jy/beam ! Combined flux in latest and established models = 1.67694 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 27 components and 1.67695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.327256Jy sigma=0.002845 ! Fit after self-cal, rms=0.324989Jy sigma=0.002829 ! Inverting map ! Your choice of large map pixels excluded 4.22% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 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 4.22% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.8621 mas, bmaj=1.612 mas, bpa=15.3 degrees ! Estimated noise=879.894 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 = 0.125171 Jy ! Component: 100 - total flux cleaned = 0.179513 Jy ! Component: 150 - total flux cleaned = 0.204209 Jy ! Component: 200 - total flux cleaned = 0.216195 Jy ! Total flux subtracted in 200 components = 0.216195 Jy ! Clean residual min=-0.045674 max=0.043038 Jy/beam ! Clean residual mean=-0.008180 rms=0.010885 Jy/beam ! Combined flux in latest and established models = 1.89314 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 36 components and 1.89314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288253Jy sigma=0.002348 ! Fit after self-cal, rms=0.286351Jy sigma=0.002334 ! Inverting map ! Your choice of large map pixels excluded 4.22% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.92 HH 1.00* HN 1.12 ! KB 1.20 KP 1.01 LA 0.97 MK 1.00* ! NL 1.07 NY 0.91 ON 1.00* OV 0.96 ! PT 0.96 SV 1.00* TS 1.11 WZ 1.00* ! ZC 1.00* ! ! A total of 174 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.94 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.93 ON 1.07 OV 1.00* ! PT 1.00* SV 1.13 TS 1.00* WZ 1.13 ! ZC 1.20 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.03 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SV 1.02 TS 0.96 WZ 1.00* ! ZC 0.92 ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.91 FD 1.00 HH 1.00* HN 1.17 ! KB 1.00* KP 1.02 LA 0.99 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.98 ! PT 0.99 SV 1.00* TS 1.14 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.92 HH 1.00* HN 1.11 ! KB 1.24 KP 0.96 LA 0.96 MK 1.00* ! NL 1.03 NY 0.92 ON 1.00* OV 0.94 ! PT 1.00 SV 1.00* TS 1.13 WZ 1.00* ! ZC 1.00* ! ! A total of 174 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.93 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.96 ON 1.08 OV 1.00* ! PT 1.00* SV 1.06 TS 1.00* WZ 1.10 ! ZC 1.26 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.04 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SV 0.97 TS 0.96 WZ 1.00* ! ZC 0.92 ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.99 HH 1.00* HN 1.10 ! KB 1.00* KP 0.98 LA 0.97 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 0.96 ! PT 1.04 SV 1.00* TS 1.09 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 HH 1.00* HN 1.08 ! KB 1.19 KP 0.99 LA 0.98 MK 1.00* ! NL 1.03 NY 0.95 ON 1.00* OV 0.98 ! PT 1.01 SV 1.00* TS 1.08 WZ 1.00* ! ZC 1.00* ! ! A total of 174 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.93 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.96 ON 1.02 OV 1.00* ! PT 1.00* SV 1.08 TS 1.00* WZ 1.09 ! ZC 1.19 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.02 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SV 0.97 TS 0.98 WZ 1.00* ! ZC 0.88 ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 1.01 HH 1.00* HN 1.15 ! KB 1.00* KP 0.99 LA 1.01 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.00 ! PT 1.02 SV 1.00* TS 1.10 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 HH 1.00* HN 1.09 ! KB 1.16 KP 0.98 LA 0.97 MK 1.00* ! NL 1.04 NY 0.93 ON 1.00* OV 0.97 ! PT 1.00 SV 1.00* TS 1.08 WZ 1.00* ! ZC 1.00* ! ! A total of 177 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 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.96 ON 1.04 OV 1.00* ! PT 1.00* SV 1.10 TS 1.00* WZ 1.06 ! ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.01 HH 1.00* HN 1.06 ! KB 1.00* KP 1.00 LA 0.98 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 0.98 ! PT 1.01 SV 1.00* TS 1.04 WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.286351Jy sigma=0.002334 ! Fit after self-cal, rms=0.252274Jy sigma=0.001810 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.8819 mas, bmaj=1.781 mas, bpa=13.21 degrees ! Estimated noise=921.856 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 = -0.0138235 Jy ! Component: 100 - total flux cleaned = -0.0145417 Jy ! Component: 150 - total flux cleaned = -0.0150426 Jy ! Component: 200 - total flux cleaned = -0.0155232 Jy ! Total flux subtracted in 200 components = -0.0155232 Jy ! Clean residual min=-0.027480 max=0.019839 Jy/beam ! Clean residual mean=-0.003292 rms=0.006136 Jy/beam ! Combined flux in latest and established models = 1.87762 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 1.87762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249194Jy sigma=0.001754 ! Fit after self-cal, rms=0.248759Jy sigma=0.001752 ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec 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=0.248759Jy sigma=0.001752 ! Fit after self-cal, rms=0.251717Jy sigma=0.001635 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.8902 mas, bmaj=1.788 mas, bpa=13.15 degrees ! Estimated noise=923.326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00796167 Jy ! Component: 100 - total flux cleaned = -0.00947703 Jy ! Component: 150 - total flux cleaned = -0.0110821 Jy ! Component: 200 - total flux cleaned = -0.0120398 Jy ! Total flux subtracted in 200 components = -0.0120398 Jy ! Clean residual min=-0.017418 max=0.019553 Jy/beam ! Clean residual mean=-0.002474 rms=0.004208 Jy/beam ! Combined flux in latest and established models = 1.86558 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 44 components and 1.86558 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250348Jy sigma=0.001608 ! Fit after self-cal, rms=0.250267Jy sigma=0.001607 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec 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 (-4.8, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013552 Jy ! Component: 100 - total flux cleaned = 0.0135767 Jy ! Component: 150 - total flux cleaned = 0.0125103 Jy ! Component: 200 - total flux cleaned = 0.0115675 Jy ! Total flux subtracted in 200 components = 0.0115675 Jy ! Clean residual min=-0.016627 max=0.011617 Jy/beam ! Clean residual mean=-0.002642 rms=0.003790 Jy/beam ! Combined flux in latest and established models = 1.87714 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 56 components and 1.87714 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247955Jy sigma=0.001587 ! Fit after self-cal, rms=0.247771Jy sigma=0.001584 ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec 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=0.247771Jy sigma=0.001584 ! Fit after self-cal, rms=0.245467Jy sigma=0.001302 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.8982 mas, bmaj=1.79 mas, bpa=13.22 degrees ! Estimated noise=925.807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00196504 Jy ! Component: 100 - total flux cleaned = -0.00155878 Jy ! Component: 150 - total flux cleaned = -0.000897055 Jy ! Component: 200 - total flux cleaned = -3.8476e-05 Jy ! Total flux subtracted in 200 components = -3.8476e-05 Jy ! Clean residual min=-0.011899 max=0.007540 Jy/beam ! Clean residual mean=-0.001824 rms=0.002234 Jy/beam ! Combined flux in latest and established models = 1.87711 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 63 components and 1.87711 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244672Jy sigma=0.001285 ! Fit after self-cal, rms=0.245742Jy sigma=0.001284 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec 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 = 0.00173378 Jy ! Component: 100 - total flux cleaned = 0.00269967 Jy ! Component: 150 - total flux cleaned = 0.00311487 Jy ! Component: 200 - total flux cleaned = 0.00310946 Jy ! Total flux subtracted in 200 components = 0.00310946 Jy ! Clean residual min=-0.011751 max=0.007115 Jy/beam ! Clean residual mean=-0.001868 rms=0.002078 Jy/beam ! Combined flux in latest and established models = 1.88022 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 67 components and 1.88022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245372Jy sigma=0.001278 ! Fit after self-cal, rms=0.245377Jy sigma=0.001277 ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec 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=0.245377Jy sigma=0.001277 ! Fit after self-cal, rms=0.234935Jy sigma=0.001260 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=3.109 mas, bmaj=3.451 mas, bpa=59.69 degrees ! Estimated noise=1025.41 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00098726 Jy ! Component: 100 - total flux cleaned = 0.00159037 Jy ! Component: 150 - total flux cleaned = 0.00200355 Jy ! Component: 200 - total flux cleaned = 0.00215238 Jy ! Total flux subtracted in 200 components = 0.00215238 Jy ! Clean residual min=-0.008146 max=0.004154 Jy/beam ! Clean residual mean=-0.002195 rms=0.001882 Jy/beam ! Combined flux in latest and established models = 1.88237 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 73 components and 1.88237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234860Jy sigma=0.001258 ! Fit after self-cal, rms=0.234872Jy sigma=0.001257 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec 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 = 0.00111338 Jy ! Component: 100 - total flux cleaned = 0.00163546 Jy ! Component: 150 - total flux cleaned = 0.00184149 Jy ! Component: 200 - total flux cleaned = 0.00195818 Jy ! Total flux subtracted in 200 components = 0.00195818 Jy ! Clean residual min=-0.007902 max=0.003254 Jy/beam ! Clean residual mean=-0.002240 rms=0.001768 Jy/beam ! Combined flux in latest and established models = 1.88433 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 76 components and 1.88433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234851Jy sigma=0.001256 ! Fit after self-cal, rms=0.234840Jy sigma=0.001256 ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec 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 ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.9041 mas, bmaj=1.789 mas, bpa=13.32 degrees ! Estimated noise=926.141 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9041 x 1.789 at 13.32 degrees (North through East) ! Clean map min=-0.010199 max=1.4814 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=0.234840Jy sigma=0.001256 ! Fit after self-cal, rms=0.397383Jy sigma=0.001054 ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.9056 mas, bmaj=1.788 mas, bpa=13.3 degrees ! Estimated noise=924.632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00491626 Jy ! Component: 100 - total flux cleaned = -0.00448864 Jy ! Component: 150 - total flux cleaned = -0.00391262 Jy ! Component: 200 - total flux cleaned = -0.0032656 Jy ! Total flux subtracted in 200 components = -0.0032656 Jy ! Clean residual min=-0.008830 max=0.005546 Jy/beam ! Clean residual mean=-0.001205 rms=0.001622 Jy/beam ! Combined flux in latest and established models = 1.88106 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 78 components and 1.88106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.397209Jy sigma=0.001046 ! Fit after self-cal, rms=0.397136Jy sigma=0.001045 ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.34116e-05 Jy ! Component: 100 - total flux cleaned = 0.00109878 Jy ! Component: 150 - total flux cleaned = 0.00122687 Jy ! Component: 200 - total flux cleaned = 0.00122431 Jy ! Total flux subtracted in 200 components = 0.00122431 Jy ! Clean residual min=-0.008547 max=0.005426 Jy/beam ! Clean residual mean=-0.001221 rms=0.001558 Jy/beam ! Combined flux in latest and established models = 1.88228 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 85 components and 1.88228 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.397011Jy sigma=0.001043 ! Fit after self-cal, rms=0.396989Jy sigma=0.001043 ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.396989Jy sigma=0.001043 ! Fit after self-cal, rms=0.397746Jy sigma=0.001040 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 ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.7281 mas, bmaj=1.012 mas, bpa=24.6 degrees ! Estimated noise=1967.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.18894 Jy ! Component: 100 - total flux cleaned = 1.50672 Jy ! Component: 150 - total flux cleaned = 1.65075 Jy ! Component: 200 - total flux cleaned = 1.72915 Jy ! Total flux subtracted in 200 components = 1.72915 Jy ! Clean residual min=-0.019911 max=0.039930 Jy/beam ! Clean residual mean=0.000127 rms=0.005217 Jy/beam ! Combined flux in latest and established models = 1.72915 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 24 model components to the UV plane model. ! The established model now contains 24 components and 1.72915 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.9101 mas, bmaj=1.788 mas, bpa=13.36 degrees ! Estimated noise=925.078 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 = 0.0644181 Jy ! Component: 100 - total flux cleaned = 0.0969426 Jy ! Component: 150 - total flux cleaned = 0.116622 Jy ! Component: 200 - total flux cleaned = 0.1293 Jy ! Total flux subtracted in 200 components = 0.1293 Jy ! Clean residual min=-0.007959 max=0.011179 Jy/beam ! Clean residual mean=-0.000609 rms=0.001984 Jy/beam ! Combined flux in latest and established models = 1.85845 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 47 components and 1.85845 Jy ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Added new window around map position (-2, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00999352 Jy ! Component: 100 - total flux cleaned = 0.0129719 Jy ! Component: 150 - total flux cleaned = 0.0143907 Jy ! Component: 200 - total flux cleaned = 0.0154461 Jy ! Total flux subtracted in 200 components = 0.0154461 Jy ! Clean residual min=-0.006559 max=0.005969 Jy/beam ! Clean residual mean=-0.000797 rms=0.001509 Jy/beam ! Combined flux in latest and established models = 1.8739 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 58 components and 1.8739 Jy ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec 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 ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=3.11 mas, bmaj=3.454 mas, bpa=59.82 degrees ! Estimated noise=1021.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00229502 Jy ! Component: 100 - total flux cleaned = 0.00263725 Jy ! Component: 150 - total flux cleaned = 0.00285208 Jy ! Component: 200 - total flux cleaned = 0.00309311 Jy ! Total flux subtracted in 200 components = 0.00309311 Jy ! Clean residual min=-0.006176 max=0.003384 Jy/beam ! Clean residual mean=-0.001376 rms=0.001537 Jy/beam ! Combined flux in latest and established models = 1.87699 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 = 0.000200159 Jy ! Component: 100 - total flux cleaned = 0.000287641 Jy ! Component: 150 - total flux cleaned = 0.000367301 Jy ! Component: 200 - total flux cleaned = 0.000441293 Jy ! Total flux subtracted in 200 components = 0.000441293 Jy ! Clean residual min=-0.006085 max=0.003298 Jy/beam ! Clean residual mean=-0.001386 rms=0.001511 Jy/beam ! Combined flux in latest and established models = 1.87743 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 78 components and 1.87743 Jy ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.9101 mas, bmaj=1.788 mas, bpa=13.36 degrees ! Estimated noise=925.078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.26134e-05 Jy ! Component: 100 - total flux cleaned = 0.00024593 Jy ! Component: 150 - total flux cleaned = 0.000365057 Jy ! Component: 200 - total flux cleaned = 0.000249225 Jy ! Total flux subtracted in 200 components = 0.000249225 Jy ! Clean residual min=-0.006335 max=0.004657 Jy/beam ! Clean residual mean=-0.000846 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 1.87768 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 1.87768 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.397315Jy sigma=0.001034 ! Fit after self-cal, rms=0.397308Jy sigma=0.001032 wmodel J0854+2006_X_2007_12_05_pus_map.mod ! Writing 87 model components to file: J0854+2006_X_2007_12_05_pus_map.mod wobs J0854+2006_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0854+2006_X_2007_12_05_pus_uvs.fits wwins J0854+2006_X_2007_12_05_pus_map.win ! wwins: Wrote 4 windows to J0854+2006_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 ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.0029239 Jy ! Component: 100 - total flux cleaned = -0.00543124 Jy ! Component: 150 - total flux cleaned = -0.00778145 Jy ! Component: 200 - total flux cleaned = -0.010017 Jy ! Component: 250 - total flux cleaned = -0.0121568 Jy ! Component: 300 - total flux cleaned = -0.0142128 Jy ! Component: 350 - total flux cleaned = -0.0161935 Jy ! Component: 400 - total flux cleaned = -0.0180351 Jy ! Component: 450 - total flux cleaned = -0.019599 Jy ! Component: 500 - total flux cleaned = -0.0211213 Jy ! Component: 550 - total flux cleaned = -0.0226038 Jy ! Component: 600 - total flux cleaned = -0.0240497 Jy ! Component: 650 - total flux cleaned = -0.0253972 Jy ! Component: 700 - total flux cleaned = -0.0267167 Jy ! Component: 750 - total flux cleaned = -0.0279456 Jy ! Component: 800 - total flux cleaned = -0.0290874 Jy ! Component: 850 - total flux cleaned = -0.0302082 Jy ! Component: 900 - total flux cleaned = -0.0312483 Jy ! Component: 950 - total flux cleaned = -0.0323312 Jy ! Component: 1000 - total flux cleaned = -0.0332789 Jy ! Component: 1050 - total flux cleaned = -0.0343293 Jy ! Component: 1100 - total flux cleaned = -0.0353048 Jy ! Component: 1150 - total flux cleaned = -0.0362652 Jy ! Component: 1200 - total flux cleaned = -0.0370445 Jy ! Component: 1250 - total flux cleaned = -0.0379233 Jy ! Component: 1300 - total flux cleaned = -0.0388439 Jy ! Component: 1350 - total flux cleaned = -0.0395919 Jy ! Component: 1400 - total flux cleaned = -0.0404359 Jy ! Component: 1450 - total flux cleaned = -0.0412165 Jy ! Component: 1500 - total flux cleaned = -0.0418336 Jy ! Component: 1550 - total flux cleaned = -0.0426464 Jy ! Component: 1600 - total flux cleaned = -0.043348 Jy ! Component: 1650 - total flux cleaned = -0.0439919 Jy ! Component: 1700 - total flux cleaned = -0.0446288 Jy ! Component: 1750 - total flux cleaned = -0.0453064 Jy ! Component: 1800 - total flux cleaned = -0.0460713 Jy ! Component: 1850 - total flux cleaned = -0.046638 Jy ! Component: 1900 - total flux cleaned = -0.0472454 Jy ! Component: 1950 - total flux cleaned = -0.0477534 Jy ! Component: 2000 - total flux cleaned = -0.0483019 Jy ! Total flux subtracted in 2048 components = -0.0486188 Jy ! Clean residual min=-0.002714 max=0.002248 Jy/beam ! Clean residual mean=-0.000187 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 1.82906 Jy keep ! Adding 126 model components to the UV plane model. ! The established model now contains 212 components and 1.82906 Jy wmap "J0854+2006_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9101 x 1.788 at 13.36 degrees (North through East) ! Clean map min=-0.0059022 max=1.492 Jy/beam ! Writing clean map to FITS file: J0854+2006_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 1.49203 invert ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1923 milli-arcsec ! The y-axis pixel size should ideally be below 0.1705 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000794969 device "J0854+2006_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0854+2006_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.159843 0.159843 0.319687 0.639373 1.27875 2.55749 5.11499 10.23 20.4599 40.9199 81.8398 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.492 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9101 x 1.788 at 13.36 degrees (North through East) ! Clean map min=-0.0059022 max=1.492 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0854+2006_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0854+2006_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0854+2006_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:19:46 2010