! Started logfile: J2148+0657_X_2001_03_12_pus_uvs.log on Wed Jan 2 20:04:08 2013 obs J2148+0657_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J2148+0657_X_2001_03_12_pus_uva.fits ! AN table 1: 16 integrations on 136 of 136 possible baselines. ! AN table 2: 129 integrations on 136 of 136 possible baselines. ! AN table 3: 36 integrations on 136 of 136 possible baselines. ! AN table 4: 390 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.125876 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2148+0657 ! ! 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 1753 lines of history. ! ! Reading 39100 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 J2148+0657_X_2001_03_12_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 130 telescope corrections were flagged in sub-array 1. ! A total of 1231 telescope corrections were flagged in sub-array 2. ! A total of 466 telescope corrections were flagged in sub-array 3. ! A total of 5391 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 130 telescope corrections were flagged in sub-array 1. ! A total of 1231 telescope corrections were flagged in sub-array 2. ! A total of 466 telescope corrections were flagged in sub-array 3. ! A total of 5391 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 130 telescope corrections were flagged in sub-array 1. ! A total of 1298 telescope corrections were flagged in sub-array 2. ! A total of 467 telescope corrections were flagged in sub-array 3. ! A total of 5391 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 130 telescope corrections were flagged in sub-array 1. ! A total of 1298 telescope corrections were flagged in sub-array 2. ! A total of 466 telescope corrections were flagged in sub-array 3. ! A total of 5390 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=5.547231Jy sigma=0.048994 ! Fit after self-cal, rms=5.370482Jy sigma=0.047939 ! 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 2.68% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Estimated beam: bmin=0.5173 mas, bmaj=1.332 mas, bpa=-5.772 degrees ! Estimated noise=883.239 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 = 4.24199 Jy ! Component: 100 - total flux cleaned = 5.93542 Jy ! Total flux subtracted in 100 components = 5.93542 Jy ! Clean residual min=-0.157939 max=0.786062 Jy/beam ! Clean residual mean=-0.000515 rms=0.055546 Jy/beam ! Combined flux in latest and established models = 5.93542 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 5.93542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.722802Jy sigma=0.015423 ! Fit after self-cal, rms=1.699602Jy sigma=0.015333 ! Inverting map ! Your choice of large map pixels excluded 2.68% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.889827 Jy ! Component: 100 - total flux cleaned = 1.36242 Jy ! Total flux subtracted in 100 components = 1.36242 Jy ! Clean residual min=-0.109536 max=0.434597 Jy/beam ! Clean residual mean=-0.000238 rms=0.029531 Jy/beam ! Combined flux in latest and established models = 7.29784 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 7.29784 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.082110Jy sigma=0.008213 ! Fit after self-cal, rms=1.073396Jy sigma=0.008172 ! Inverting map ! Your choice of large map pixels excluded 2.68% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Added new window around map position (0.8, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.405972 Jy ! Component: 100 - total flux cleaned = 0.613871 Jy ! Total flux subtracted in 100 components = 0.613871 Jy ! Clean residual min=-0.098075 max=0.221766 Jy/beam ! Clean residual mean=-0.000107 rms=0.020355 Jy/beam ! Combined flux in latest and established models = 7.91171 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 7.91171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.915703Jy sigma=0.005935 ! Fit after self-cal, rms=0.900449Jy sigma=0.005798 ! Inverting map ! Your choice of large map pixels excluded 2.68% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.173566 Jy ! Component: 100 - total flux cleaned = 0.270996 Jy ! Total flux subtracted in 100 components = 0.270996 Jy ! Clean residual min=-0.081912 max=0.120149 Jy/beam ! Clean residual mean=-0.000053 rms=0.016671 Jy/beam ! Combined flux in latest and established models = 8.18271 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 24 components and 8.18271 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.884884Jy sigma=0.005274 ! Fit after self-cal, rms=0.881560Jy sigma=0.005241 ! Inverting map ! Your choice of large map pixels excluded 2.68% of the data. ! The x-axis pixel size should ideally be below 0.1853 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 2.68% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Estimated beam: bmin=0.6712 mas, bmaj=1.855 mas, bpa=-5.108 degrees ! Estimated noise=489.471 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 = 0.114054 Jy ! Component: 100 - total flux cleaned = 0.126402 Jy ! Component: 150 - total flux cleaned = 0.136404 Jy ! Component: 200 - total flux cleaned = 0.141398 Jy ! Total flux subtracted in 200 components = 0.141398 Jy ! Clean residual min=-0.117570 max=0.131913 Jy/beam ! Clean residual mean=-0.000020 rms=0.029984 Jy/beam ! Combined flux in latest and established models = 8.32411 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 33 components and 8.32411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.862551Jy sigma=0.005080 ! Fit after self-cal, rms=0.860435Jy sigma=0.005054 ! Inverting map ! Your choice of large map pixels excluded 2.68% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HH 1.00* HN 1.00* ! KK 0.90 KP 1.02 LA 1.00 MA 1.00* ! MC 1.00* MK 0.95 NL 1.03 ON 1.00* ! OV 0.97 PT 0.97 SC 1.00* TS 0.97 ! WZ 1.00* ! ! A total of 57 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 HH 1.00* HN 0.97 ! KK 0.96 KP 1.01 LA 0.98 MA 1.01 ! MC 1.06 MK 0.95 NL 1.00 ON 1.27 ! OV 0.97 PT 0.98 SC 1.01 TS 1.00* ! WZ 1.10 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.95 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 1.01 ! MC 0.98 MK 1.00* NL 1.00* ON 1.09 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WZ 1.10 ! ! A total of 84 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.00 HH 1.04 HN 1.49 ! KK 1.00* KP 1.03 LA 0.99 MA 0.96 ! MC 1.03 MK 1.00* NL 1.01 ON 1.18 ! OV 0.99 PT 0.97 SC 0.98 TS 0.92 ! WZ 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HH 1.00* HN 1.00* ! KK 0.89 KP 0.96 LA 1.00 MA 1.00* ! MC 1.00* MK 0.95 NL 1.00 ON 1.00* ! OV 0.97 PT 1.01 SC 1.00* TS 0.97 ! WZ 1.00* ! ! A total of 57 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.96 HH 1.00* HN 0.97 ! KK 0.95 KP 0.95 LA 0.97 MA 0.99 ! MC 1.08 MK 0.94 NL 0.95 ON 1.28 ! OV 0.96 PT 1.02 SC 0.99 TS 1.00* ! WZ 1.10 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.92 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 0.96 ! MC 1.00 MK 1.00* NL 1.00* ON 1.09 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WZ 1.10 ! ! A total of 84 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.98 HH 1.04 HN 1.45 ! KK 1.00* KP 0.97 LA 0.99 MA 0.94 ! MC 1.05 MK 1.00* NL 0.98 ON 1.18 ! OV 0.99 PT 1.00 SC 0.96 TS 0.92 ! WZ 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HH 1.00* HN 1.00* ! KK 0.95 KP 0.94 LA 1.02 MA 1.00* ! MC 1.00* MK 0.96 NL 1.02 ON 1.00* ! OV 0.99 PT 1.03 SC 1.00* TS 0.93 ! WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.94 HH 1.00* HN 0.97 ! KK 1.02 KP 0.93 LA 0.99 MA 1.06 ! MC 1.14 MK 0.96 NL 0.98 ON 1.00* ! OV 0.99 PT 1.04 SC 0.99 TS 1.00* ! WZ 1.11 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.90 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 1.02 ! MC 1.05 MK 1.00* NL 1.00* ON 1.16 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WZ 1.12 ! ! A total of 84 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.96 HH 1.06 HN 1.51 ! KK 1.00* KP 0.95 LA 1.00 MA 1.01 ! MC 1.12 MK 1.00* NL 1.01 ON 1.25 ! OV 1.02 PT 1.03 SC 0.97 TS 0.89 ! WZ 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HH 1.00* HN 1.00* ! KK 0.91 KP 0.96 LA 0.99 MA 1.00* ! MC 1.00* MK 0.99 NL 1.04 ON 1.00* ! OV 0.98 PT 1.02 SC 1.00* TS 0.93 ! WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.93 HH 1.00* HN 0.98 ! KK 0.97 KP 0.95 LA 0.96 MA 1.09 ! MC 1.09 MK 0.99 NL 0.99 ON 1.00* ! OV 0.97 PT 1.03 SC 1.05 TS 1.00* ! WZ 1.11 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.87 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 1.10 ! MC 1.01 MK 1.00* NL 1.00* ON 1.18 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WZ 1.14 ! ! A total of 84 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.96 HH 1.03 HN 1.54 ! KK 1.00* KP 0.96 LA 0.98 MA 1.07 ! MC 1.05 MK 1.00* NL 1.03 ON 1.26 ! OV 1.00 PT 1.02 SC 1.02 TS 0.94 ! WZ 1.10 ! ! ! Fit before self-cal, rms=0.860435Jy sigma=0.005054 ! Fit after self-cal, rms=0.414654Jy sigma=0.001875 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Estimated beam: bmin=0.6826 mas, bmaj=1.871 mas, bpa=-4.794 degrees ! Estimated noise=496.343 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 = -0.0278437 Jy ! Component: 100 - total flux cleaned = -0.0300463 Jy ! Component: 150 - total flux cleaned = -0.0328807 Jy ! Component: 200 - total flux cleaned = -0.0353844 Jy ! Total flux subtracted in 200 components = -0.0353844 Jy ! Clean residual min=-0.028744 max=0.025948 Jy/beam ! Clean residual mean=-0.000075 rms=0.005832 Jy/beam ! Combined flux in latest and established models = 8.28872 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 42 components and 8.28873 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.406232Jy sigma=0.001802 ! Fit after self-cal, rms=0.406410Jy sigma=0.001800 ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 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=0.406410Jy sigma=0.001800 ! Fit after self-cal, rms=0.301282Jy sigma=0.001505 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Estimated beam: bmin=0.6843 mas, bmaj=1.852 mas, bpa=-4.58 degrees ! Estimated noise=496.425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0208698 Jy ! Component: 100 - total flux cleaned = -0.023225 Jy ! Component: 150 - total flux cleaned = -0.0238708 Jy ! Component: 200 - total flux cleaned = -0.0238761 Jy ! Total flux subtracted in 200 components = -0.0238761 Jy ! Clean residual min=-0.024038 max=0.023645 Jy/beam ! Clean residual mean=-0.000067 rms=0.003534 Jy/beam ! Combined flux in latest and established models = 8.26485 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 8.26485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295902Jy sigma=0.001462 ! Fit after self-cal, rms=0.295712Jy sigma=0.001459 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 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 = -0.00344656 Jy ! Component: 100 - total flux cleaned = -0.00397033 Jy ! Component: 150 - total flux cleaned = -0.00443307 Jy ! Component: 200 - total flux cleaned = -0.00444719 Jy ! Total flux subtracted in 200 components = -0.00444719 Jy ! Clean residual min=-0.019139 max=0.022946 Jy/beam ! Clean residual mean=-0.000070 rms=0.003407 Jy/beam ! Combined flux in latest and established models = 8.2604 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 48 components and 8.2604 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293633Jy sigma=0.001443 ! Fit after self-cal, rms=0.293636Jy sigma=0.001442 ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Added new window around map position (4.6, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222108 Jy ! Component: 100 - total flux cleaned = 0.0268139 Jy ! Component: 150 - total flux cleaned = 0.0276667 Jy ! Component: 200 - total flux cleaned = 0.0288477 Jy ! Total flux subtracted in 200 components = 0.0288477 Jy ! Clean residual min=-0.016523 max=0.010671 Jy/beam ! Clean residual mean=-0.000048 rms=0.002601 Jy/beam ! Combined flux in latest and established models = 8.28925 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 8.28925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291599Jy sigma=0.001417 ! Fit after self-cal, rms=0.291421Jy sigma=0.001416 ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 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=0.291421Jy sigma=0.001416 ! Fit after self-cal, rms=0.289870Jy sigma=0.001402 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Estimated beam: bmin=0.686 mas, bmaj=1.851 mas, bpa=-4.573 degrees ! Estimated noise=496.882 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00860474 Jy ! Component: 100 - total flux cleaned = -0.00714961 Jy ! Component: 150 - total flux cleaned = -0.00670711 Jy ! Component: 200 - total flux cleaned = -0.00629727 Jy ! Total flux subtracted in 200 components = -0.00629727 Jy ! Clean residual min=-0.017153 max=0.011127 Jy/beam ! Clean residual mean=-0.000026 rms=0.002180 Jy/beam ! Combined flux in latest and established models = 8.28295 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 62 components and 8.28295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288017Jy sigma=0.001387 ! Fit after self-cal, rms=0.288002Jy sigma=0.001386 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 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 = 0.000251597 Jy ! Component: 100 - total flux cleaned = 0.000968227 Jy ! Component: 150 - total flux cleaned = 0.00163171 Jy ! Component: 200 - total flux cleaned = 0.00194029 Jy ! Total flux subtracted in 200 components = 0.00194029 Jy ! Clean residual min=-0.014423 max=0.010595 Jy/beam ! Clean residual mean=-0.000023 rms=0.002053 Jy/beam ! Combined flux in latest and established models = 8.28489 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 65 components and 8.28489 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287069Jy sigma=0.001379 ! Fit after self-cal, rms=0.287068Jy sigma=0.001378 ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 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=0.287068Jy sigma=0.001378 ! Fit after self-cal, rms=0.286637Jy sigma=0.001374 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Estimated beam: bmin=2.617 mas, bmaj=3.333 mas, bpa=-4.797 degrees ! Estimated noise=602.872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127374 Jy ! Component: 100 - total flux cleaned = 0.00315206 Jy ! Component: 150 - total flux cleaned = 0.00426444 Jy ! Component: 200 - total flux cleaned = 0.00474702 Jy ! Total flux subtracted in 200 components = 0.00474702 Jy ! Clean residual min=-0.006702 max=0.005830 Jy/beam ! Clean residual mean=-0.000007 rms=0.001973 Jy/beam ! Combined flux in latest and established models = 8.28964 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 80 components and 8.28964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.286352Jy sigma=0.001372 ! Fit after self-cal, rms=0.286224Jy sigma=0.001371 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 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 = 0.000310666 Jy ! Component: 100 - total flux cleaned = 0.00105288 Jy ! Component: 150 - total flux cleaned = 0.00163677 Jy ! Component: 200 - total flux cleaned = 0.00203324 Jy ! Total flux subtracted in 200 components = 0.00203324 Jy ! Clean residual min=-0.006758 max=0.006131 Jy/beam ! Clean residual mean=-0.000002 rms=0.001944 Jy/beam ! Combined flux in latest and established models = 8.29167 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 83 components and 8.29167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.286041Jy sigma=0.001369 ! Fit after self-cal, rms=0.285961Jy sigma=0.001369 ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 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 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Estimated beam: bmin=0.6869 mas, bmaj=1.85 mas, bpa=-4.561 degrees ! Estimated noise=497.073 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6869 x 1.85 at -4.561 degrees (North through East) ! Clean map min=-0.0080673 max=5.9179 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=0.285961Jy sigma=0.001369 ! Fit after self-cal, rms=0.254953Jy sigma=0.001166 ! Inverting map and beam ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Estimated beam: bmin=0.6868 mas, bmaj=1.851 mas, bpa=-4.567 degrees ! Estimated noise=496.665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00607395 Jy ! Component: 100 - total flux cleaned = -0.00705245 Jy ! Component: 150 - total flux cleaned = -0.00793928 Jy ! Component: 200 - total flux cleaned = -0.00849811 Jy ! Total flux subtracted in 200 components = -0.00849811 Jy ! Clean residual min=-0.012562 max=0.009613 Jy/beam ! Clean residual mean=-0.000006 rms=0.001643 Jy/beam ! Combined flux in latest and established models = 8.28318 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 84 components and 8.28318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254008Jy sigma=0.001158 ! Fit after self-cal, rms=0.253994Jy sigma=0.001158 ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00113854 Jy ! Component: 100 - total flux cleaned = -0.00190808 Jy ! Component: 150 - total flux cleaned = -0.00240104 Jy ! Component: 200 - total flux cleaned = -0.00286731 Jy ! Total flux subtracted in 200 components = -0.00286731 Jy ! Clean residual min=-0.010980 max=0.009991 Jy/beam ! Clean residual mean=-0.000008 rms=0.001601 Jy/beam ! Combined flux in latest and established models = 8.28031 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 85 components and 8.28031 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253423Jy sigma=0.001153 ! Fit after self-cal, rms=0.253421Jy sigma=0.001153 ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253421Jy sigma=0.001153 ! Fit after self-cal, rms=0.253318Jy sigma=0.001152 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 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Estimated beam: bmin=0.5257 mas, bmaj=1.325 mas, bpa=-5.464 degrees ! Estimated noise=894.749 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.27712 Jy ! Component: 100 - total flux cleaned = 5.98419 Jy ! Component: 150 - total flux cleaned = 6.83516 Jy ! Component: 200 - total flux cleaned = 7.30893 Jy ! Total flux subtracted in 200 components = 7.30893 Jy ! Clean residual min=-0.050236 max=0.247720 Jy/beam ! Clean residual mean=-0.000219 rms=0.018192 Jy/beam ! Combined flux in latest and established models = 7.30894 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 15 model components to the UV plane model. ! The established model now contains 15 components and 7.30894 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Estimated beam: bmin=0.6874 mas, bmaj=1.85 mas, bpa=-4.559 degrees ! Estimated noise=496.759 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 = 0.473969 Jy ! Component: 100 - total flux cleaned = 0.695641 Jy ! Component: 150 - total flux cleaned = 0.803566 Jy ! Component: 200 - total flux cleaned = 0.857266 Jy ! Total flux subtracted in 200 components = 0.857266 Jy ! Clean residual min=-0.011348 max=0.028202 Jy/beam ! Clean residual mean=-0.000077 rms=0.004347 Jy/beam ! Combined flux in latest and established models = 8.1662 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 30 components and 8.1662 Jy ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Added new window around map position (0, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0317104 Jy ! Component: 100 - total flux cleaned = 0.0533775 Jy ! Component: 150 - total flux cleaned = 0.0691514 Jy ! Component: 200 - total flux cleaned = 0.0811426 Jy ! Total flux subtracted in 200 components = 0.0811426 Jy ! Clean residual min=-0.008579 max=0.012116 Jy/beam ! Clean residual mean=-0.000026 rms=0.001938 Jy/beam ! Combined flux in latest and established models = 8.24734 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 52 components and 8.24734 Jy ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Added new window around map position (2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00859151 Jy ! Component: 100 - total flux cleaned = 0.0126922 Jy ! Component: 150 - total flux cleaned = 0.0149394 Jy ! Component: 200 - total flux cleaned = 0.0161018 Jy ! Total flux subtracted in 200 components = 0.0161018 Jy ! Clean residual min=-0.006801 max=0.006102 Jy/beam ! Clean residual mean=-0.000014 rms=0.001460 Jy/beam ! Combined flux in latest and established models = 8.26344 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 70 components and 8.26344 Jy ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 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 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Estimated beam: bmin=2.617 mas, bmaj=3.333 mas, bpa=-4.78 degrees ! Estimated noise=602.113 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00728664 Jy ! Component: 100 - total flux cleaned = 0.00801282 Jy ! Component: 150 - total flux cleaned = 0.00852952 Jy ! Component: 200 - total flux cleaned = 0.00893824 Jy ! Total flux subtracted in 200 components = 0.00893824 Jy ! Clean residual min=-0.005694 max=0.005076 Jy/beam ! Clean residual mean=-0.000007 rms=0.001554 Jy/beam ! Combined flux in latest and established models = 8.27238 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 = 0.000258877 Jy ! Component: 100 - total flux cleaned = 0.00048082 Jy ! Component: 150 - total flux cleaned = 0.000671821 Jy ! Component: 200 - total flux cleaned = 0.000781648 Jy ! Total flux subtracted in 200 components = 0.000781648 Jy ! Clean residual min=-0.005503 max=0.005012 Jy/beam ! Clean residual mean=-0.000005 rms=0.001514 Jy/beam ! Combined flux in latest and established models = 8.27316 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 101 components and 8.27316 Jy ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! Estimated beam: bmin=0.6874 mas, bmaj=1.85 mas, bpa=-4.559 degrees ! Estimated noise=496.759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00067214 Jy ! Component: 100 - total flux cleaned = 0.000666559 Jy ! Component: 150 - total flux cleaned = 0.000450196 Jy ! Component: 200 - total flux cleaned = 0.000253503 Jy ! Total flux subtracted in 200 components = 0.000253503 Jy ! Clean residual min=-0.005335 max=0.005062 Jy/beam ! Clean residual mean=-0.000003 rms=0.001250 Jy/beam ! Combined flux in latest and established models = 8.27342 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 109 components and 8.27342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252212Jy sigma=0.001137 ! Fit after self-cal, rms=0.251490Jy sigma=0.001131 wmodel J2148+0657_X_2001_03_12_pus_map.mod ! Writing 109 model components to file: J2148+0657_X_2001_03_12_pus_map.mod wobs J2148+0657_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J2148+0657_X_2001_03_12_pus_uvs.fits wwins J2148+0657_X_2001_03_12_pus_map.win ! wwins: Wrote 5 windows to J2148+0657_X_2001_03_12_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 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000984783 Jy ! Component: 100 - total flux cleaned = -0.00128297 Jy ! Component: 150 - total flux cleaned = -0.00119616 Jy ! Component: 200 - total flux cleaned = -0.00119445 Jy ! Component: 250 - total flux cleaned = -0.00102855 Jy ! Component: 300 - total flux cleaned = -0.00110812 Jy ! Component: 350 - total flux cleaned = -0.00118445 Jy ! Component: 400 - total flux cleaned = -0.00133627 Jy ! Component: 450 - total flux cleaned = -0.00133548 Jy ! Component: 500 - total flux cleaned = -0.00119016 Jy ! Component: 550 - total flux cleaned = -0.00133365 Jy ! Component: 600 - total flux cleaned = -0.00133389 Jy ! Component: 650 - total flux cleaned = -0.00154125 Jy ! Component: 700 - total flux cleaned = -0.00167749 Jy ! Component: 750 - total flux cleaned = -0.00167676 Jy ! Component: 800 - total flux cleaned = -0.0017434 Jy ! Component: 850 - total flux cleaned = -0.00187551 Jy ! Component: 900 - total flux cleaned = -0.00194086 Jy ! Component: 950 - total flux cleaned = -0.00207008 Jy ! Component: 1000 - total flux cleaned = -0.00213374 Jy ! Component: 1050 - total flux cleaned = -0.00226006 Jy ! Component: 1100 - total flux cleaned = -0.00225899 Jy ! Component: 1150 - total flux cleaned = -0.00225845 Jy ! Component: 1200 - total flux cleaned = -0.00225806 Jy ! Component: 1250 - total flux cleaned = -0.00231963 Jy ! Component: 1300 - total flux cleaned = -0.00237987 Jy ! Component: 1350 - total flux cleaned = -0.00207872 Jy ! Component: 1400 - total flux cleaned = -0.0020791 Jy ! Component: 1450 - total flux cleaned = -0.00178221 Jy ! Component: 1500 - total flux cleaned = -0.00178208 Jy ! Component: 1550 - total flux cleaned = -0.0015484 Jy ! Component: 1600 - total flux cleaned = -0.00143228 Jy ! Component: 1650 - total flux cleaned = -0.00148948 Jy ! Component: 1700 - total flux cleaned = -0.00131745 Jy ! Component: 1750 - total flux cleaned = -0.00126078 Jy ! Component: 1800 - total flux cleaned = -0.0012611 Jy ! Component: 1850 - total flux cleaned = -0.00126031 Jy ! Component: 1900 - total flux cleaned = -0.00114855 Jy ! Component: 1950 - total flux cleaned = -0.00109305 Jy ! Component: 2000 - total flux cleaned = -0.00103768 Jy ! Total flux subtracted in 2048 components = -0.000873121 Jy ! Clean residual min=-0.003883 max=0.002830 Jy/beam ! Clean residual mean=-0.000000 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 8.27255 Jy keep ! Adding 136 model components to the UV plane model. ! The established model now contains 237 components and 8.27254 Jy ![Exited script file: muppet] wmap "J2148+0657_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6874 x 1.85 at -4.559 degrees (North through East) ! Clean map min=-0.0043052 max=5.9216 Jy/beam ! Writing clean map to FITS file: J2148+0657_X_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 5.92157 invert ! Inverting map ! Your choice of large map pixels excluded 2.72% of the data. ! The x-axis pixel size should ideally be below 0.1853 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000949512 device "J2148+0657_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J2148+0657_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0481044 0.0481044 0.0962088 0.192418 0.384835 0.769671 1.53934 3.07868 6.15736 12.3147 24.6295 49.2589 98.5178 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 5.921 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6874 x 1.85 at -4.559 degrees (North through East) ! Clean map min=-0.0043052 max=5.9216 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J2148+0657_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 20:04:22 2013