! Started logfile: J0808+4950_X_2000_03_13_pus_uvs.log on Wed Apr 3 19:43:44 2013 obs J0808+4950_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0808+4950_X_2000_03_13_pus_uva.fits ! AN table 1: 272 integrations on 190 of 190 possible baselines. ! AN table 2: 178 integrations on 190 of 190 possible baselines. ! AN table 3: 144 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.209888 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 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 2386 lines of history. ! ! Reading 94752 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 ![@muppet J0808+4950_X_2000_03_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 = 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 3373 telescope corrections were flagged in sub-array 1. ! A total of 2484 telescope corrections were flagged in sub-array 2. ! A total of 2037 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3392 telescope corrections were flagged in sub-array 1. ! A total of 2486 telescope corrections were flagged in sub-array 2. ! A total of 2054 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3384 telescope corrections were flagged in sub-array 1. ! A total of 2481 telescope corrections were flagged in sub-array 2. ! A total of 2041 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3386 telescope corrections were flagged in sub-array 1. ! A total of 2483 telescope corrections were flagged in sub-array 2. ! A total of 2041 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.766097Jy sigma=0.006143 ! Fit after self-cal, rms=0.564477Jy sigma=0.004560 ! 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 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.5402 mas, bmaj=0.6296 mas, bpa=5.684 degrees ! Estimated noise=564.979 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 = 0.362866 Jy ! Component: 100 - total flux cleaned = 0.443078 Jy ! Total flux subtracted in 100 components = 0.443078 Jy ! Clean residual min=-0.006368 max=0.027380 Jy/beam ! Clean residual mean=-0.000038 rms=0.001889 Jy/beam ! Combined flux in latest and established models = 0.443078 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.443078 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229816Jy sigma=0.001601 ! Fit after self-cal, rms=0.229805Jy sigma=0.001601 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0341407 Jy ! Component: 100 - total flux cleaned = 0.0587039 Jy ! Total flux subtracted in 100 components = 0.0587039 Jy ! Clean residual min=-0.005634 max=0.016671 Jy/beam ! Clean residual mean=-0.000034 rms=0.001573 Jy/beam ! Combined flux in latest and established models = 0.501782 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 0.501782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220847Jy sigma=0.001470 ! Fit after self-cal, rms=0.220746Jy sigma=0.001469 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Added new window around map position (0.6, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0197839 Jy ! Component: 100 - total flux cleaned = 0.0351296 Jy ! Total flux subtracted in 100 components = 0.0351296 Jy ! Clean residual min=-0.005569 max=0.010857 Jy/beam ! Clean residual mean=-0.000032 rms=0.001439 Jy/beam ! Combined flux in latest and established models = 0.536912 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 24 components and 0.536912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217265Jy sigma=0.001412 ! Fit after self-cal, rms=0.217156Jy sigma=0.001412 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Added new window around map position (1.4, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133386 Jy ! Component: 100 - total flux cleaned = 0.0240137 Jy ! Total flux subtracted in 100 components = 0.0240137 Jy ! Clean residual min=-0.005255 max=0.009819 Jy/beam ! Clean residual mean=-0.000031 rms=0.001363 Jy/beam ! Combined flux in latest and established models = 0.560925 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 0.560926 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215473Jy sigma=0.001381 ! Fit after self-cal, rms=0.215401Jy sigma=0.001381 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Added new window around map position (1.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105797 Jy ! Component: 100 - total flux cleaned = 0.0189751 Jy ! Total flux subtracted in 100 components = 0.0189751 Jy ! Clean residual min=-0.005386 max=0.008063 Jy/beam ! Clean residual mean=-0.000031 rms=0.001313 Jy/beam ! Combined flux in latest and established models = 0.579901 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 42 components and 0.579901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214348Jy sigma=0.001362 ! Fit after self-cal, rms=0.214296Jy sigma=0.001362 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.615 mas, bmaj=0.7242 mas, bpa=-1.351 degrees ! Estimated noise=308.08 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0200205 Jy ! Component: 100 - total flux cleaned = 0.0340603 Jy ! Component: 150 - total flux cleaned = 0.0443605 Jy ! Component: 200 - total flux cleaned = 0.0519825 Jy ! Total flux subtracted in 200 components = 0.0519825 Jy ! Clean residual min=-0.005916 max=0.010079 Jy/beam ! Clean residual mean=-0.000078 rms=0.001439 Jy/beam ! Combined flux in latest and established models = 0.631883 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 54 components and 0.631883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212927Jy sigma=0.001327 ! Fit after self-cal, rms=0.212785Jy sigma=0.001326 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Added new window around map position (1, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00831592 Jy ! Component: 100 - total flux cleaned = 0.0138465 Jy ! Component: 150 - total flux cleaned = 0.0169987 Jy ! Component: 200 - total flux cleaned = 0.0188293 Jy ! Total flux subtracted in 200 components = 0.0188293 Jy ! Clean residual min=-0.006158 max=0.007200 Jy/beam ! Clean residual mean=-0.000069 rms=0.001347 Jy/beam ! Combined flux in latest and established models = 0.650712 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 67 components and 0.650713 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212592Jy sigma=0.001320 ! Fit after self-cal, rms=0.212552Jy sigma=0.001320 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.93 GC 1.02 KP 0.95 ! LA 0.95 NL 0.98 OV 0.99 PT 0.96 ! SC 0.99 WF 1.06 HH 1.00* KK 0.99 ! MA 1.16 MC 1.12 MK 0.99 NY 0.96 ! ON 0.99 TS 1.08 WZ 1.00 HN 1.02 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.98 GC 1.14 KP 0.98 ! LA 1.01 NL 1.04 OV 0.90 PT 1.00 ! SC 1.10 WF 1.10 HH 1.00* KK 0.98 ! MA 1.05 MC 1.22 MK 0.95 NY 0.95 ! ON 1.00 TS 0.95 WZ 1.05 HN 0.85 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.99 GC 1.05 KP 1.04 ! LA 1.03 NL 0.98 OV 1.03 PT 1.01 ! SC 0.95 WF 1.04 HH 1.00* KK 1.00* ! MA 0.99 MC 0.92 MK 1.00* NY 0.93 ! ON 0.96 TS 1.00* WZ 0.98 HN 0.72 ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.91 GC 1.01 KP 0.92 ! LA 0.92 NL 1.00 OV 0.96 PT 0.93 ! SC 0.98 WF 1.05 HH 1.00* KK 1.00 ! MA 0.98 MC 1.16 MK 1.04 NY 1.00 ! ON 0.99 TS 1.09 WZ 1.20 HN 0.96 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.96 GC 1.13 KP 0.95 ! LA 0.98 NL 1.06 OV 0.90 PT 0.96 ! SC 1.09 WF 1.12 HH 1.00* KK 0.98 ! MA 1.05 MC 1.23 MK 0.99 NY 1.00 ! ON 1.00 TS 0.96 WZ 1.03 HN 0.72 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.99 GC 1.00 KP 1.01 ! LA 0.99 NL 1.02 OV 1.00 PT 0.96 ! SC 0.93 WF 1.04 HH 1.00* KK 1.00* ! MA 0.98 MC 0.93 MK 1.00* NY 0.98 ! ON 0.96 TS 1.00* WZ 0.96 HN 1.00* ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 GC 1.02 KP 0.94 ! LA 0.91 NL 0.95 OV 0.99 PT 0.97 ! SC 0.99 WF 1.07 HH 1.00* KK 1.00 ! MA 1.03 MC 1.15 MK 1.01 NY 1.05 ! ON 1.01 TS 1.11 WZ 1.02 HN 0.88 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 0.99 GC 1.15 KP 0.97 ! LA 0.97 NL 1.01 OV 0.91 PT 0.98 ! SC 1.14 WF 1.10 HH 1.00* KK 0.97 ! MA 1.07 MC 1.19 MK 0.96 NY 1.03 ! ON 0.97 TS 1.00 WZ 1.06 HN 0.82 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.02 GC 1.06 KP 1.02 ! LA 0.99 NL 0.97 OV 1.02 PT 1.01 ! SC 0.95 WF 1.04 HH 1.00* KK 1.00* ! MA 0.97 MC 0.92 MK 1.00* NY 1.01 ! ON 0.98 TS 1.00* WZ 1.03 HN 0.89 ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 GC 1.02 KP 0.92 ! LA 0.93 NL 0.98 OV 0.98 PT 0.97 ! SC 1.07 WF 1.07 HH 1.00* KK 1.01 ! MA 1.00 MC 1.17 MK 1.03 NY 1.04 ! ON 1.00 TS 1.13 WZ 1.03 HN 0.94 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 0.96 GC 1.15 KP 0.95 ! LA 0.98 NL 1.03 OV 0.90 PT 1.02 ! SC 1.23 WF 1.11 HH 1.00* KK 0.98 ! MA 1.06 MC 1.16 MK 0.98 NY 1.00 ! ON 0.97 TS 1.01 WZ 1.07 HN 0.87 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.99 GC 1.04 KP 0.99 ! LA 0.98 NL 0.99 OV 1.05 PT 1.02 ! SC 1.02 WF 1.04 HH 1.00* KK 1.00* ! MA 0.95 MC 0.91 MK 1.00* NY 0.99 ! ON 0.98 TS 1.00* WZ 1.02 HN 0.79 ! ! ! Fit before self-cal, rms=0.212552Jy sigma=0.001320 ! Fit after self-cal, rms=0.211288Jy sigma=0.001268 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.6209 mas, bmaj=0.7306 mas, bpa=-1.3 degrees ! Estimated noise=309.468 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 = -0.00646286 Jy ! Component: 100 - total flux cleaned = -0.0105471 Jy ! Component: 150 - total flux cleaned = -0.0118361 Jy ! Component: 200 - total flux cleaned = -0.0126843 Jy ! Total flux subtracted in 200 components = -0.0126843 Jy ! Clean residual min=-0.005411 max=0.004275 Jy/beam ! Clean residual mean=-0.000024 rms=0.000962 Jy/beam ! Combined flux in latest and established models = 0.638028 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 0.638028 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211023Jy sigma=0.001265 ! Fit after self-cal, rms=0.211122Jy sigma=0.001265 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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=0.211122Jy sigma=0.001265 ! Fit after self-cal, rms=0.210656Jy sigma=0.001225 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.6197 mas, bmaj=0.7328 mas, bpa=-2.01 degrees ! Estimated noise=309.349 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0043494 Jy ! Component: 100 - total flux cleaned = -0.00612917 Jy ! Component: 150 - total flux cleaned = -0.00655522 Jy ! Component: 200 - total flux cleaned = -0.00691797 Jy ! Total flux subtracted in 200 components = -0.00691797 Jy ! Clean residual min=-0.001830 max=0.002159 Jy/beam ! Clean residual mean=-0.000018 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.63111 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 78 components and 0.63111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210528Jy sigma=0.001224 ! Fit after self-cal, rms=0.210568Jy sigma=0.001224 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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 (3.4, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000968173 Jy ! Component: 100 - total flux cleaned = 0.00109499 Jy ! Component: 150 - total flux cleaned = 0.00114977 Jy ! Component: 200 - total flux cleaned = 0.00120082 Jy ! Total flux subtracted in 200 components = 0.00120082 Jy ! Clean residual min=-0.001845 max=0.001974 Jy/beam ! Clean residual mean=-0.000018 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.632311 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 86 components and 0.632311 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210529Jy sigma=0.001224 ! Fit after self-cal, rms=0.210530Jy sigma=0.001224 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Added new window around map position (0.8, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00177201 Jy ! Component: 100 - total flux cleaned = 0.00177426 Jy ! Component: 150 - total flux cleaned = 0.00172135 Jy ! Component: 200 - total flux cleaned = 0.00176737 Jy ! Total flux subtracted in 200 components = 0.00176737 Jy ! Clean residual min=-0.001872 max=0.001742 Jy/beam ! Clean residual mean=-0.000017 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.634079 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 101 components and 0.634079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210498Jy sigma=0.001223 ! Fit after self-cal, rms=0.210497Jy sigma=0.001223 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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=0.210497Jy sigma=0.001223 ! Fit after self-cal, rms=0.211549Jy sigma=0.001222 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.6202 mas, bmaj=0.7344 mas, bpa=-2.29 degrees ! Estimated noise=309.484 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00237612 Jy ! Component: 100 - total flux cleaned = -0.00292506 Jy ! Component: 150 - total flux cleaned = -0.00298281 Jy ! Component: 200 - total flux cleaned = -0.00298225 Jy ! Total flux subtracted in 200 components = -0.00298225 Jy ! Clean residual min=-0.001861 max=0.001804 Jy/beam ! Clean residual mean=-0.000003 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.631096 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 103 components and 0.631096 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211500Jy sigma=0.001222 ! Fit after self-cal, rms=0.211511Jy sigma=0.001222 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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 = -7.36396e-06 Jy ! Component: 100 - total flux cleaned = 0.000133983 Jy ! Component: 150 - total flux cleaned = 0.000222723 Jy ! Component: 200 - total flux cleaned = 0.000264106 Jy ! Total flux subtracted in 200 components = 0.000264106 Jy ! Clean residual min=-0.001858 max=0.001702 Jy/beam ! Clean residual mean=-0.000003 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.63136 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 105 components and 0.63136 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211490Jy sigma=0.001221 ! Fit after self-cal, rms=0.211490Jy sigma=0.001221 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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=0.211490Jy sigma=0.001221 ! Fit after self-cal, rms=0.211725Jy sigma=0.001221 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=2.504 mas, bmaj=2.673 mas, bpa=27.02 degrees ! Estimated noise=502.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000462929 Jy ! Component: 100 - total flux cleaned = 0.000461413 Jy ! Component: 150 - total flux cleaned = 0.000535118 Jy ! Component: 200 - total flux cleaned = 0.000601066 Jy ! Total flux subtracted in 200 components = 0.000601066 Jy ! Clean residual min=-0.002324 max=0.002677 Jy/beam ! Clean residual mean=-0.000009 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.631961 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 109 components and 0.631961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211724Jy sigma=0.001221 ! Fit after self-cal, rms=0.211723Jy sigma=0.001221 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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 = 0.000421252 Jy ! Component: 100 - total flux cleaned = 0.000499599 Jy ! Component: 150 - total flux cleaned = 0.000543006 Jy ! Component: 200 - total flux cleaned = 0.000562174 Jy ! Total flux subtracted in 200 components = 0.000562174 Jy ! Clean residual min=-0.002309 max=0.002620 Jy/beam ! Clean residual mean=-0.000009 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.632524 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 113 components and 0.632524 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211722Jy sigma=0.001221 ! Fit after self-cal, rms=0.211722Jy sigma=0.001221 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.6207 mas, bmaj=0.7352 mas, bpa=-2.394 degrees ! Estimated noise=309.502 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6207 x 0.7352 at -2.394 degrees (North through East) ! Clean map min=-0.0017962 max=0.47942 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 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.5425 mas, bmaj=0.6341 mas, bpa=4.323 degrees ! Estimated noise=572.509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.367573 Jy ! Component: 100 - total flux cleaned = 0.449292 Jy ! Component: 150 - total flux cleaned = 0.480532 Jy ! Component: 200 - total flux cleaned = 0.503461 Jy ! Total flux subtracted in 200 components = 0.503461 Jy ! Clean residual min=-0.003979 max=0.013396 Jy/beam ! Clean residual mean=-0.000014 rms=0.001064 Jy/beam ! Combined flux in latest and established models = 0.503461 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.503461 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.6207 mas, bmaj=0.7352 mas, bpa=-2.394 degrees ! Estimated noise=309.502 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 = 0.0357674 Jy ! Component: 100 - total flux cleaned = 0.0596063 Jy ! Component: 150 - total flux cleaned = 0.0761585 Jy ! Component: 200 - total flux cleaned = 0.0880396 Jy ! Total flux subtracted in 200 components = 0.0880396 Jy ! Clean residual min=-0.002232 max=0.006727 Jy/beam ! Clean residual mean=-0.000025 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.5915 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 60 components and 0.5915 Jy ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Added new window around map position (-0.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00875448 Jy ! Component: 100 - total flux cleaned = 0.0153128 Jy ! Component: 150 - total flux cleaned = 0.0202736 Jy ! Component: 200 - total flux cleaned = 0.0241017 Jy ! Total flux subtracted in 200 components = 0.0241017 Jy ! Clean residual min=-0.001685 max=0.002758 Jy/beam ! Clean residual mean=-0.000011 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.615602 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 88 components and 0.615602 Jy ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Added new window around map position (2.2, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00317335 Jy ! Component: 100 - total flux cleaned = 0.00572583 Jy ! Component: 150 - total flux cleaned = 0.00785157 Jy ! Component: 200 - total flux cleaned = 0.0096292 Jy ! Total flux subtracted in 200 components = 0.0096292 Jy ! Clean residual min=-0.001707 max=0.001701 Jy/beam ! Clean residual mean=-0.000006 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.625231 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 114 components and 0.625232 Jy ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 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 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=2.504 mas, bmaj=2.673 mas, bpa=27.02 degrees ! Estimated noise=502.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388928 Jy ! Component: 100 - total flux cleaned = 0.00577824 Jy ! Component: 150 - total flux cleaned = 0.00682717 Jy ! Component: 200 - total flux cleaned = 0.00744566 Jy ! Total flux subtracted in 200 components = 0.00744566 Jy ! Clean residual min=-0.002285 max=0.002535 Jy/beam ! Clean residual mean=-0.000009 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.632677 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 = 0.000230497 Jy ! Component: 100 - total flux cleaned = 0.000283627 Jy ! Component: 150 - total flux cleaned = 0.000319732 Jy ! Component: 200 - total flux cleaned = 0.000341545 Jy ! Total flux subtracted in 200 components = 0.000341545 Jy ! Clean residual min=-0.002299 max=0.002555 Jy/beam ! Clean residual mean=-0.000008 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.633019 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 149 components and 0.633019 Jy ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! Estimated beam: bmin=0.6207 mas, bmaj=0.7352 mas, bpa=-2.394 degrees ! Estimated noise=309.502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000837238 Jy ! Component: 100 - total flux cleaned = -0.00104756 Jy ! Component: 150 - total flux cleaned = -0.00107927 Jy ! Component: 200 - total flux cleaned = -0.00105099 Jy ! Total flux subtracted in 200 components = -0.00105099 Jy ! Clean residual min=-0.001754 max=0.001598 Jy/beam ! Clean residual mean=-0.000003 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.631968 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 159 components and 0.631968 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211645Jy sigma=0.001221 ! Fit after self-cal, rms=0.211640Jy sigma=0.001221 wmodel J0808+4950_X_2000_03_13_pus_map.mod ! Writing 159 model components to file: J0808+4950_X_2000_03_13_pus_map.mod wobs J0808+4950_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0808+4950_X_2000_03_13_pus_uvs.fits wwins J0808+4950_X_2000_03_13_pus_map.win ! wwins: Wrote 9 windows to J0808+4950_X_2000_03_13_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 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.0003646 Jy ! Component: 100 - total flux cleaned = -0.000479425 Jy ! Component: 150 - total flux cleaned = -0.000696477 Jy ! Component: 200 - total flux cleaned = -0.000879687 Jy ! Component: 250 - total flux cleaned = -0.000981161 Jy ! Component: 300 - total flux cleaned = -0.00105595 Jy ! Component: 350 - total flux cleaned = -0.00122636 Jy ! Component: 400 - total flux cleaned = -0.00127393 Jy ! Component: 450 - total flux cleaned = -0.00127407 Jy ! Component: 500 - total flux cleaned = -0.0012744 Jy ! Component: 550 - total flux cleaned = -0.00127479 Jy ! Component: 600 - total flux cleaned = -0.00129768 Jy ! Component: 650 - total flux cleaned = -0.00132025 Jy ! Component: 700 - total flux cleaned = -0.00138736 Jy ! Component: 750 - total flux cleaned = -0.00140939 Jy ! Component: 800 - total flux cleaned = -0.00140917 Jy ! Component: 850 - total flux cleaned = -0.00140923 Jy ! Component: 900 - total flux cleaned = -0.001496 Jy ! Component: 950 - total flux cleaned = -0.0014528 Jy ! Component: 1000 - total flux cleaned = -0.00147417 Jy ! Component: 1050 - total flux cleaned = -0.00155941 Jy ! Component: 1100 - total flux cleaned = -0.00149561 Jy ! Component: 1150 - total flux cleaned = -0.00153778 Jy ! Component: 1200 - total flux cleaned = -0.00153774 Jy ! Component: 1250 - total flux cleaned = -0.0015586 Jy ! Component: 1300 - total flux cleaned = -0.00157946 Jy ! Component: 1350 - total flux cleaned = -0.00151736 Jy ! Component: 1400 - total flux cleaned = -0.00155841 Jy ! Component: 1450 - total flux cleaned = -0.00153803 Jy ! Component: 1500 - total flux cleaned = -0.00153797 Jy ! Component: 1550 - total flux cleaned = -0.00149734 Jy ! Component: 1600 - total flux cleaned = -0.00149733 Jy ! Component: 1650 - total flux cleaned = -0.00145719 Jy ! Component: 1700 - total flux cleaned = -0.00141689 Jy ! Component: 1750 - total flux cleaned = -0.00151704 Jy ! Component: 1800 - total flux cleaned = -0.00147707 Jy ! Component: 1850 - total flux cleaned = -0.00143731 Jy ! Component: 1900 - total flux cleaned = -0.00139778 Jy ! Component: 1950 - total flux cleaned = -0.00143726 Jy ! Component: 2000 - total flux cleaned = -0.00151576 Jy ! Total flux subtracted in 2048 components = -0.00141807 Jy ! Clean residual min=-0.001001 max=0.001258 Jy/beam ! Clean residual mean=-0.000001 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.63055 Jy keep ! Adding 206 model components to the UV plane model. ! The established model now contains 365 components and 0.63055 Jy ![Exited script file: muppet] wmap "J0808+4950_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6207 x 0.7352 at -2.394 degrees (North through East) ! Clean map min=-0.0014663 max=0.48093 Jy/beam ! Writing clean map to FITS file: J0808+4950_X_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.480931 invert ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1626 milli-arcsec ! The y-axis pixel size should ideally be below 0.1808 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000347851 device "J0808+4950_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0808+4950_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.216986 0.216986 0.433972 0.867945 1.73589 3.47178 6.94356 13.8871 27.7742 55.5485 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.48 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6207 x 0.7352 at -2.394 degrees (North through East) ! Clean map min=-0.0014663 max=0.48093 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0808+4950_X_2000_03_13_pus_uvs.log closed on Wed Apr 3 19:44:10 2013