! Started logfile: J0746+2549_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:18:36 2010 obs J0746+2549_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0746+2549_X_2007_12_05_pus_uva.fits ! AN table 1: 40 integrations on 136 of 136 possible baselines. ! AN table 2: 396 integrations on 136 of 136 possible baselines. ! AN table 3: 76 integrations on 136 of 136 possible baselines. ! AN table 4: 172 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0972222 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0746+2549 ! ! 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 36176 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 383 telescope corrections were flagged in sub-array 1. ! A total of 4985 telescope corrections were flagged in sub-array 2. ! A total of 827 telescope corrections were flagged in sub-array 3. ! A total of 2149 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 383 telescope corrections were flagged in sub-array 1. ! A total of 4985 telescope corrections were flagged in sub-array 2. ! A total of 827 telescope corrections were flagged in sub-array 3. ! A total of 2149 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 383 telescope corrections were flagged in sub-array 1. ! A total of 5004 telescope corrections were flagged in sub-array 2. ! A total of 827 telescope corrections were flagged in sub-array 3. ! A total of 2149 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 383 telescope corrections were flagged in sub-array 1. ! A total of 5143 telescope corrections were flagged in sub-array 2. ! A total of 827 telescope corrections were flagged in sub-array 3. ! A total of 2189 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.911955Jy sigma=0.006481 ! Fit after self-cal, rms=0.701779Jy sigma=0.004899 ! 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 3.89% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.5954 mas, bmaj=0.8965 mas, bpa=-5.477 degrees ! Estimated noise=915.688 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 = 0.271807 Jy ! Component: 100 - total flux cleaned = 0.345781 Jy ! Total flux subtracted in 100 components = 0.345781 Jy ! Clean residual min=-0.012441 max=0.028664 Jy/beam ! Clean residual mean=0.000183 rms=0.003418 Jy/beam ! Combined flux in latest and established models = 0.345781 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.345781 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258499Jy sigma=0.001310 ! Fit after self-cal, rms=0.258790Jy sigma=0.001309 ! Inverting map ! Your choice of large map pixels excluded 3.89% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0296376 Jy ! Component: 100 - total flux cleaned = 0.0462092 Jy ! Total flux subtracted in 100 components = 0.0462092 Jy ! Clean residual min=-0.010923 max=0.011885 Jy/beam ! Clean residual mean=0.000094 rms=0.002834 Jy/beam ! Combined flux in latest and established models = 0.39199 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.39199 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254734Jy sigma=0.001255 ! Fit after self-cal, rms=0.254877Jy sigma=0.001255 ! Inverting map ! Your choice of large map pixels excluded 3.89% of the data. ! The y-axis pixel size should ideally be below 0.1693 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 3.89% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.7434 mas, bmaj=1.028 mas, bpa=-0.1177 degrees ! Estimated noise=551.072 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 = 0.0139792 Jy ! Component: 100 - total flux cleaned = 0.0198361 Jy ! Component: 150 - total flux cleaned = 0.0226589 Jy ! Component: 200 - total flux cleaned = 0.0237897 Jy ! Total flux subtracted in 200 components = 0.0237897 Jy ! Clean residual min=-0.007519 max=0.008483 Jy/beam ! Clean residual mean=0.000096 rms=0.002098 Jy/beam ! Combined flux in latest and established models = 0.41578 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.41578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254189Jy sigma=0.001247 ! Fit after self-cal, rms=0.254223Jy sigma=0.001246 ! Inverting map ! Your choice of large map pixels excluded 3.89% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.98 HH 1.00* HN 1.15 ! KB 1.00* KP 0.98 LA 0.96 MK 1.00* ! NL 1.02 NY 0.96 ON 1.00* OV 0.97 ! PT 0.94 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.14 HN 1.05 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00 NY 0.91 ON 0.92 OV 1.00* ! PT 1.00* SV 1.04 TS 1.00* WZ 1.05 ! ZC 1.32 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.89 FD 0.90 HH 1.00* HN 1.11 ! KB 0.98 KP 1.00 LA 1.00 MK 1.00* ! NL 0.95 NY 0.96 ON 1.00* OV 0.95 ! PT 0.97 SV 1.00* TS 1.01 WZ 1.00* ! ZC 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.98 HH 0.89 HN 1.11 ! KB 1.00* KP 1.04 LA 1.00 MK 1.00* ! NL 1.08 NY 0.90 ON 0.97 OV 1.00* ! PT 1.02 SV 1.03 TS 1.00* WZ 1.10 ! ZC 1.06 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HH 1.00* HN 1.19 ! KB 1.00* KP 0.94 LA 0.94 MK 1.00* ! NL 1.05 NY 1.03 ON 1.00* OV 0.92 ! PT 0.98 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.08 HN 1.08 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 0.98 NY 0.95 ON 0.95 OV 1.00* ! PT 1.00* SV 1.00 TS 1.00* WZ 1.02 ! ZC 1.36 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.92 HH 1.00* HN 1.06 ! KB 0.98 KP 0.93 LA 0.97 MK 1.00* ! NL 0.92 NY 1.05 ON 1.00* OV 0.91 ! PT 1.02 SV 1.00* TS 1.02 WZ 1.00* ! ZC 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 FD 0.99 HH 1.16 HN 1.12 ! KB 1.00* KP 0.98 LA 0.99 MK 1.00* ! NL 1.05 NY 0.95 ON 0.95 OV 1.00* ! PT 1.08 SV 0.97 TS 1.00* WZ 1.03 ! ZC 1.11 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HH 1.00* HN 1.30 ! KB 1.00* KP 1.00 LA 0.99 MK 1.00* ! NL 1.05 NY 1.06 ON 1.00* OV 0.97 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.07 HN 1.04 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.01 NY 0.96 ON 0.91 OV 1.00* ! PT 1.00* SV 1.00 TS 1.00* WZ 1.02 ! ZC 1.24 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.91 HH 1.00* HN 1.11 ! KB 1.00 KP 0.96 LA 1.00 MK 1.00* ! NL 0.93 NY 1.08 ON 1.00* OV 0.98 ! PT 1.04 SV 1.00* TS 1.06 WZ 1.00* ! ZC 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.99 HH 0.97 HN 1.07 ! KB 1.00* KP 1.05 LA 1.04 MK 1.00* ! NL 1.06 NY 0.98 ON 0.94 OV 1.00* ! PT 1.06 SV 0.96 TS 1.00* WZ 1.05 ! ZC 1.04 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HH 1.00* HN 1.11 ! KB 1.00* KP 1.00 LA 0.97 MK 1.00* ! NL 1.03 NY 1.01 ON 1.00* OV 0.97 ! PT 0.99 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.90 HN 1.07 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.03 NY 0.95 ON 0.91 OV 1.00* ! PT 1.00* SV 0.91 TS 1.00* WZ 0.99 ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.93 HH 1.00* HN 1.24 ! KB 1.08 KP 0.97 LA 1.00 MK 1.00* ! NL 0.95 NY 1.05 ON 1.00* OV 0.99 ! PT 1.02 SV 1.00* TS 1.06 WZ 1.00* ! ZC 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.06 FD 1.01 HH 0.82 HN 1.11 ! KB 1.00* KP 1.04 LA 1.03 MK 1.00* ! NL 1.06 NY 0.92 ON 0.98 OV 1.00* ! PT 1.08 SV 0.94 TS 1.00* WZ 1.02 ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.254223Jy sigma=0.001246 ! Fit after self-cal, rms=0.257894Jy sigma=0.001216 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.7442 mas, bmaj=1.032 mas, bpa=-0.7887 degrees ! Estimated noise=558.509 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 = -0.00176454 Jy ! Component: 100 - total flux cleaned = -0.00176176 Jy ! Component: 150 - total flux cleaned = -0.00176187 Jy ! Component: 200 - total flux cleaned = -0.00176647 Jy ! Total flux subtracted in 200 components = -0.00176647 Jy ! Clean residual min=-0.005491 max=0.005906 Jy/beam ! Clean residual mean=0.000182 rms=0.001510 Jy/beam ! Combined flux in latest and established models = 0.414013 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 27 components and 0.414013 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257827Jy sigma=0.001216 ! Fit after self-cal, rms=0.257777Jy sigma=0.001215 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 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=0.257777Jy sigma=0.001215 ! Fit after self-cal, rms=0.269934Jy sigma=0.001192 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.7461 mas, bmaj=1.042 mas, bpa=-2.058 degrees ! Estimated noise=561.36 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000695454 Jy ! Component: 100 - total flux cleaned = 0.00057538 Jy ! Component: 150 - total flux cleaned = 0.000517307 Jy ! Component: 200 - total flux cleaned = 0.000469522 Jy ! Total flux subtracted in 200 components = 0.000469522 Jy ! Clean residual min=-0.002872 max=0.003301 Jy/beam ! Clean residual mean=0.000097 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.414483 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.414483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269899Jy sigma=0.001192 ! Fit after self-cal, rms=0.270674Jy sigma=0.001191 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 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 (24.6, 7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147895 Jy ! Component: 100 - total flux cleaned = 0.00128068 Jy ! Component: 150 - total flux cleaned = 0.00122118 Jy ! Component: 200 - total flux cleaned = 0.00111806 Jy ! Total flux subtracted in 200 components = 0.00111806 Jy ! Clean residual min=-0.002815 max=0.003163 Jy/beam ! Clean residual mean=0.000093 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.415601 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 39 components and 0.415601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270605Jy sigma=0.001191 ! Fit after self-cal, rms=0.270580Jy sigma=0.001191 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 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=0.270580Jy sigma=0.001191 ! Fit after self-cal, rms=0.279014Jy sigma=0.001189 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.7466 mas, bmaj=1.041 mas, bpa=-2.286 degrees ! Estimated noise=560.954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000180115 Jy ! Component: 100 - total flux cleaned = -0.00029076 Jy ! Component: 150 - total flux cleaned = -0.000292298 Jy ! Component: 200 - total flux cleaned = -0.000244781 Jy ! Total flux subtracted in 200 components = -0.000244781 Jy ! Clean residual min=-0.002731 max=0.003174 Jy/beam ! Clean residual mean=0.000084 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.415356 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 0.415356 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278981Jy sigma=0.001189 ! Fit after self-cal, rms=0.279143Jy sigma=0.001189 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 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 (9.2, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184641 Jy ! Component: 100 - total flux cleaned = 0.00171326 Jy ! Component: 150 - total flux cleaned = 0.00171337 Jy ! Component: 200 - total flux cleaned = 0.00171499 Jy ! Total flux subtracted in 200 components = 0.00171499 Jy ! Clean residual min=-0.002625 max=0.002908 Jy/beam ! Clean residual mean=0.000076 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.417071 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.417071 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279077Jy sigma=0.001188 ! Fit after self-cal, rms=0.279052Jy sigma=0.001188 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Added new window around map position (10.6, 25.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00258671 Jy ! Component: 100 - total flux cleaned = 0.00290563 Jy ! Component: 150 - total flux cleaned = 0.00296214 Jy ! Component: 200 - total flux cleaned = 0.002959 Jy ! Total flux subtracted in 200 components = 0.002959 Jy ! Clean residual min=-0.002553 max=0.002579 Jy/beam ! Clean residual mean=0.000064 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.42003 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 68 components and 0.42003 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278990Jy sigma=0.001188 ! Fit after self-cal, rms=0.278941Jy sigma=0.001188 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 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=0.278941Jy sigma=0.001188 ! Fit after self-cal, rms=0.279443Jy sigma=0.001188 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=2.649 mas, bmaj=2.828 mas, bpa=35.66 degrees ! Estimated noise=668.157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000672502 Jy ! Component: 100 - total flux cleaned = 0.000936356 Jy ! Component: 150 - total flux cleaned = 0.000888854 Jy ! Component: 200 - total flux cleaned = 0.000867741 Jy ! Total flux subtracted in 200 components = 0.000867741 Jy ! Clean residual min=-0.002597 max=0.002233 Jy/beam ! Clean residual mean=0.000151 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.420898 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 73 components and 0.420898 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279455Jy sigma=0.001188 ! Fit after self-cal, rms=0.279477Jy sigma=0.001188 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 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 = 2.93089e-05 Jy ! Component: 100 - total flux cleaned = 3.26684e-05 Jy ! Component: 150 - total flux cleaned = -3.57786e-06 Jy ! Component: 200 - total flux cleaned = 1.41449e-05 Jy ! Total flux subtracted in 200 components = 1.41449e-05 Jy ! Clean residual min=-0.002562 max=0.002232 Jy/beam ! Clean residual mean=0.000151 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.420912 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 77 components and 0.420912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279488Jy sigma=0.001188 ! Fit after self-cal, rms=0.279488Jy sigma=0.001188 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 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 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.7467 mas, bmaj=1.038 mas, bpa=-2.175 degrees ! Estimated noise=560.596 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7467 x 1.038 at -2.175 degrees (North through East) ! Clean map min=-0.0022508 max=0.34812 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 ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6 mas, bmaj=0.9042 mas, bpa=-7.072 degrees ! Estimated noise=925.118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.275993 Jy ! Component: 100 - total flux cleaned = 0.349767 Jy ! Component: 150 - total flux cleaned = 0.377944 Jy ! Component: 200 - total flux cleaned = 0.392599 Jy ! Total flux subtracted in 200 components = 0.392599 Jy ! Clean residual min=-0.005553 max=0.007275 Jy/beam ! Clean residual mean=0.000076 rms=0.001289 Jy/beam ! Combined flux in latest and established models = 0.392599 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.392599 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.7467 mas, bmaj=1.038 mas, bpa=-2.175 degrees ! Estimated noise=560.596 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 = 0.011778 Jy ! Component: 100 - total flux cleaned = 0.0175337 Jy ! Component: 150 - total flux cleaned = 0.0216957 Jy ! Component: 200 - total flux cleaned = 0.024358 Jy ! Total flux subtracted in 200 components = 0.024358 Jy ! Clean residual min=-0.002880 max=0.003887 Jy/beam ! Clean residual mean=0.000087 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.416957 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 25 components and 0.416957 Jy ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Added new window around map position (-0.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00246498 Jy ! Component: 100 - total flux cleaned = 0.00338905 Jy ! Component: 150 - total flux cleaned = 0.00355941 Jy ! Component: 200 - total flux cleaned = 0.00363801 Jy ! Total flux subtracted in 200 components = 0.00363801 Jy ! Clean residual min=-0.002839 max=0.002629 Jy/beam ! Clean residual mean=0.000069 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.420595 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 39 components and 0.420595 Jy ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 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 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=2.649 mas, bmaj=2.828 mas, bpa=35.66 degrees ! Estimated noise=668.157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00015318 Jy ! Component: 100 - total flux cleaned = 0.000360673 Jy ! Component: 150 - total flux cleaned = 0.000428437 Jy ! Component: 200 - total flux cleaned = 0.000510804 Jy ! Total flux subtracted in 200 components = 0.000510804 Jy ! Clean residual min=-0.002598 max=0.002138 Jy/beam ! Clean residual mean=0.000149 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.421106 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 = 4.65074e-05 Jy ! Component: 100 - total flux cleaned = 6.75651e-05 Jy ! Component: 150 - total flux cleaned = 8.69774e-05 Jy ! Component: 200 - total flux cleaned = 8.71477e-05 Jy ! Total flux subtracted in 200 components = 8.71477e-05 Jy ! Clean residual min=-0.002588 max=0.002142 Jy/beam ! Clean residual mean=0.000148 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.421193 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 56 components and 0.421193 Jy ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.7467 mas, bmaj=1.038 mas, bpa=-2.175 degrees ! Estimated noise=560.596 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000324626 Jy ! Component: 100 - total flux cleaned = 0.00032565 Jy ! Component: 150 - total flux cleaned = 0.000330279 Jy ! Component: 200 - total flux cleaned = 0.000332597 Jy ! Total flux subtracted in 200 components = 0.000332597 Jy ! Clean residual min=-0.002725 max=0.002701 Jy/beam ! Clean residual mean=0.000064 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.421526 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 67 components and 0.421526 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279435Jy sigma=0.001188 ! Fit after self-cal, rms=0.279337Jy sigma=0.001188 wmodel J0746+2549_X_2007_12_05_pus_map.mod ! Writing 67 model components to file: J0746+2549_X_2007_12_05_pus_map.mod wobs J0746+2549_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0746+2549_X_2007_12_05_pus_uvs.fits wwins J0746+2549_X_2007_12_05_pus_map.win ! wwins: Wrote 5 windows to J0746+2549_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 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000698867 Jy ! Component: 100 - total flux cleaned = -0.000559106 Jy ! Component: 150 - total flux cleaned = -0.000514763 Jy ! Component: 200 - total flux cleaned = -0.000252584 Jy ! Component: 250 - total flux cleaned = 8.78895e-05 Jy ! Component: 300 - total flux cleaned = 0.000338368 Jy ! Component: 350 - total flux cleaned = 0.000748337 Jy ! Component: 400 - total flux cleaned = 0.00111116 Jy ! Component: 450 - total flux cleaned = 0.00138938 Jy ! Component: 500 - total flux cleaned = 0.00166374 Jy ! Component: 550 - total flux cleaned = 0.00193448 Jy ! Component: 600 - total flux cleaned = 0.00223982 Jy ! Component: 650 - total flux cleaned = 0.00250359 Jy ! Component: 700 - total flux cleaned = 0.00272739 Jy ! Component: 750 - total flux cleaned = 0.0030224 Jy ! Component: 800 - total flux cleaned = 0.00320475 Jy ! Component: 850 - total flux cleaned = 0.00349331 Jy ! Component: 900 - total flux cleaned = 0.00370743 Jy ! Component: 950 - total flux cleaned = 0.00399028 Jy ! Component: 1000 - total flux cleaned = 0.00423494 Jy ! Component: 1050 - total flux cleaned = 0.00444272 Jy ! Component: 1100 - total flux cleaned = 0.00461477 Jy ! Component: 1150 - total flux cleaned = 0.00488732 Jy ! Component: 1200 - total flux cleaned = 0.00512382 Jy ! Component: 1250 - total flux cleaned = 0.00539146 Jy ! Component: 1300 - total flux cleaned = 0.00552435 Jy ! Component: 1350 - total flux cleaned = 0.00585385 Jy ! Component: 1400 - total flux cleaned = 0.00595225 Jy ! Component: 1450 - total flux cleaned = 0.00621179 Jy ! Component: 1500 - total flux cleaned = 0.00637276 Jy ! Component: 1550 - total flux cleaned = 0.00656451 Jy ! Component: 1600 - total flux cleaned = 0.00678659 Jy ! Component: 1650 - total flux cleaned = 0.00691254 Jy ! Component: 1700 - total flux cleaned = 0.0071002 Jy ! Component: 1750 - total flux cleaned = 0.00722472 Jy ! Component: 1800 - total flux cleaned = 0.00744068 Jy ! Component: 1850 - total flux cleaned = 0.00756341 Jy ! Component: 1900 - total flux cleaned = 0.00780704 Jy ! Component: 1950 - total flux cleaned = 0.00798856 Jy ! Component: 2000 - total flux cleaned = 0.00807869 Jy ! Total flux subtracted in 2048 components = 0.00825804 Jy ! Clean residual min=-0.001880 max=0.001738 Jy/beam ! Clean residual mean=0.000029 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.429784 Jy keep ! Adding 151 model components to the UV plane model. ! The established model now contains 218 components and 0.429784 Jy wmap "J0746+2549_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7467 x 1.038 at -2.175 degrees (North through East) ! Clean map min=-0.0021057 max=0.35025 Jy/beam ! Writing clean map to FITS file: J0746+2549_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 0.350255 invert ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The y-axis pixel size should ideally be below 0.1693 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000510565 device "J0746+2549_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0746+2549_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.437309 0.437309 0.874618 1.74924 3.49847 6.99695 13.9939 27.9878 55.9756 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.35 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7467 x 1.038 at -2.175 degrees (North through East) ! Clean map min=-0.0021057 max=0.35025 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0746+2549_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0746+2549_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0746+2549_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:18:47 2010