! Started logfile: J0721+7120_X_2011_06_28_pus_uvs.log on Sat Apr 21 12:59:44 2012 obs J0721+7120_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J0721+7120_X_2011_06_28_pus_uva.fits ! AN table 1: 59 integrations on 153 of 153 possible baselines. ! AN table 2: 168 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.270997 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0721+7120 ! ! 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 5249 lines of history. ! ! Reading 37648 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 J0721+7120_X_2011_06_28_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 878 telescope corrections were flagged in sub-array 1. ! A total of 1452 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 878 telescope corrections were flagged in sub-array 1. ! A total of 1452 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 878 telescope corrections were flagged in sub-array 1. ! A total of 1452 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 878 telescope corrections were flagged in sub-array 1. ! A total of 1452 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.331927Jy sigma=0.013675 ! Fit after self-cal, rms=0.627836Jy sigma=0.006490 ! 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 6% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.5363 mas, bmaj=0.5878 mas, bpa=-51.61 degrees ! Estimated noise=759.949 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.10557 Jy ! Component: 100 - total flux cleaned = 1.4196 Jy ! Total flux subtracted in 100 components = 1.4196 Jy ! Clean residual min=-0.029072 max=0.146492 Jy/beam ! Clean residual mean=0.000144 rms=0.008263 Jy/beam ! Combined flux in latest and established models = 1.4196 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.4196 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.348867Jy sigma=0.003521 ! Fit after self-cal, rms=0.347701Jy sigma=0.003514 ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.164478 Jy ! Component: 100 - total flux cleaned = 0.251044 Jy ! Total flux subtracted in 100 components = 0.251044 Jy ! Clean residual min=-0.016973 max=0.041927 Jy/beam ! Clean residual mean=0.000072 rms=0.004251 Jy/beam ! Combined flux in latest and established models = 1.67064 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.67064 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232538Jy sigma=0.002111 ! Fit after self-cal, rms=0.231648Jy sigma=0.002103 ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0498677 Jy ! Component: 100 - total flux cleaned = 0.0791376 Jy ! Total flux subtracted in 100 components = 0.0791376 Jy ! Clean residual min=-0.014318 max=0.022129 Jy/beam ! Clean residual mean=0.000048 rms=0.003480 Jy/beam ! Combined flux in latest and established models = 1.74978 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 1.74978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213245Jy sigma=0.001826 ! Fit after self-cal, rms=0.213053Jy sigma=0.001825 ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 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 = 0.0229771 Jy ! Component: 100 - total flux cleaned = 0.0365244 Jy ! Total flux subtracted in 100 components = 0.0365244 Jy ! Clean residual min=-0.013984 max=0.019083 Jy/beam ! Clean residual mean=0.000037 rms=0.003269 Jy/beam ! Combined flux in latest and established models = 1.7863 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 1.7863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208314Jy sigma=0.001749 ! Fit after self-cal, rms=0.208239Jy sigma=0.001747 ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 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 6% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6219 mas, bmaj=0.6671 mas, bpa=-28.68 degrees ! Estimated noise=400.17 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 = 0.04076 Jy ! Component: 100 - total flux cleaned = 0.0603877 Jy ! Component: 150 - total flux cleaned = 0.0722971 Jy ! Component: 200 - total flux cleaned = 0.077173 Jy ! Total flux subtracted in 200 components = 0.077173 Jy ! Clean residual min=-0.013595 max=0.019995 Jy/beam ! Clean residual mean=0.000154 rms=0.003539 Jy/beam ! Combined flux in latest and established models = 1.86347 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 1.86347 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203629Jy sigma=0.001636 ! Fit after self-cal, rms=0.203602Jy sigma=0.001635 ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Added new window around map position (5, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0181963 Jy ! Component: 100 - total flux cleaned = 0.0277882 Jy ! Component: 150 - total flux cleaned = 0.0330307 Jy ! Component: 200 - total flux cleaned = 0.036035 Jy ! Total flux subtracted in 200 components = 0.036035 Jy ! Clean residual min=-0.013430 max=0.017089 Jy/beam ! Clean residual mean=-0.000076 rms=0.003139 Jy/beam ! Combined flux in latest and established models = 1.89951 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 33 components and 1.89951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202106Jy sigma=0.001613 ! Fit after self-cal, rms=0.201891Jy sigma=0.001609 ! Inverting map ! Your choice of large map pixels excluded 6% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 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 1.00* FD 1.00* FT 1.00* HH 1.00* ! HN 1.01 KK 1.19 KP 1.00* MC 1.07 ! MK 1.00* NL 1.02 NY 1.03 OV 1.00* ! PT 1.00* SC 1.38 SH 1.08 TS 1.04 ! WF 0.97 WZ 0.99 ! ! A total of 81 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00 FT 1.00* HH 1.00* ! HN 0.96 KK 1.04 KP 1.03 MC 1.03 ! MK 1.02 NL 0.96 NY 1.06 OV 0.99 ! PT 1.02 SC 0.98 SH 1.04 TS 1.02 ! WF 1.00 WZ 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* FT 1.00* HH 1.00* ! HN 1.00 KK 1.09 KP 1.00* MC 1.07 ! MK 1.00* NL 1.04 NY 1.02 OV 1.00* ! PT 1.00* SC 1.37 SH 1.12 TS 1.01 ! WF 0.94 WZ 1.01 ! ! A total of 81 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 FT 1.00* HH 1.00* ! HN 0.98 KK 1.01 KP 1.00 MC 1.03 ! MK 1.00 NL 1.00 NY 1.02 OV 1.01 ! PT 1.04 SC 1.02 SH 1.08 TS 1.04 ! WF 0.99 WZ 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* FT 1.00* HH 1.00* ! HN 1.01 KK 1.15 KP 1.00* MC 1.07 ! MK 1.00* NL 0.97 NY 1.04 OV 1.00* ! PT 1.00* SC 1.42 SH 1.19 TS 1.02 ! WF 1.00 WZ 1.00 ! ! A total of 81 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.00 FT 1.00* HH 1.00* ! HN 0.97 KK 1.07 KP 1.00 MC 1.02 ! MK 0.98 NL 0.95 NY 1.01 OV 1.00 ! PT 1.02 SC 1.02 SH 1.14 TS 0.99 ! WF 1.05 WZ 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* FT 1.00* HH 1.00* ! HN 0.99 KK 1.18 KP 1.00* MC 1.01 ! MK 1.00* NL 1.00 NY 1.04 OV 1.00* ! PT 1.00* SC 1.48 SH 1.15 TS 1.02 ! WF 1.01 WZ 1.08 ! ! A total of 81 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 FT 1.00* HH 1.00* ! HN 0.98 KK 1.08 KP 0.97 MC 1.02 ! MK 1.03 NL 0.98 NY 1.03 OV 1.03 ! PT 1.03 SC 1.03 SH 1.09 TS 0.97 ! WF 1.03 WZ 1.00 ! ! ! Fit before self-cal, rms=0.201891Jy sigma=0.001609 ! Fit after self-cal, rms=0.190840Jy sigma=0.001456 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6219 mas, bmaj=0.6695 mas, bpa=-30.72 degrees ! Estimated noise=402.167 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 (0.4, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00462377 Jy ! Component: 100 - total flux cleaned = 0.00435933 Jy ! Component: 150 - total flux cleaned = 0.00415018 Jy ! Component: 200 - total flux cleaned = 0.00397838 Jy ! Total flux subtracted in 200 components = 0.00397838 Jy ! Clean residual min=-0.007280 max=0.007799 Jy/beam ! Clean residual mean=-0.000240 rms=0.001641 Jy/beam ! Combined flux in latest and established models = 1.90349 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 48 components and 1.90349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190251Jy sigma=0.001448 ! Fit after self-cal, rms=0.190327Jy sigma=0.001448 ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 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=0.190327Jy sigma=0.001448 ! Fit after self-cal, rms=0.185875Jy sigma=0.001398 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.622 mas, bmaj=0.6696 mas, bpa=-29.3 degrees ! Estimated noise=402.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0016467 Jy ! Component: 100 - total flux cleaned = -0.00297631 Jy ! Component: 150 - total flux cleaned = -0.00360319 Jy ! Component: 200 - total flux cleaned = -0.00429209 Jy ! Total flux subtracted in 200 components = -0.00429209 Jy ! Clean residual min=-0.004988 max=0.004781 Jy/beam ! Clean residual mean=-0.000225 rms=0.001155 Jy/beam ! Combined flux in latest and established models = 1.8992 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 57 components and 1.8992 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185584Jy sigma=0.001394 ! Fit after self-cal, rms=0.185524Jy sigma=0.001394 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 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 (5.4, -19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281341 Jy ! Component: 100 - total flux cleaned = 0.00262826 Jy ! Component: 150 - total flux cleaned = 0.00248459 Jy ! Component: 200 - total flux cleaned = 0.00223567 Jy ! Total flux subtracted in 200 components = 0.00223567 Jy ! Clean residual min=-0.005065 max=0.004489 Jy/beam ! Clean residual mean=-0.000229 rms=0.001114 Jy/beam ! Combined flux in latest and established models = 1.90143 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 70 components and 1.90143 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185306Jy sigma=0.001391 ! Fit after self-cal, rms=0.185276Jy sigma=0.001391 ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 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=0.185276Jy sigma=0.001391 ! Fit after self-cal, rms=0.184863Jy sigma=0.001389 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6217 mas, bmaj=0.6701 mas, bpa=-28.98 degrees ! Estimated noise=402.086 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0019764 Jy ! Component: 100 - total flux cleaned = -0.00250739 Jy ! Component: 150 - total flux cleaned = -0.00287056 Jy ! Component: 200 - total flux cleaned = -0.00331795 Jy ! Total flux subtracted in 200 components = -0.00331795 Jy ! Clean residual min=-0.004657 max=0.003997 Jy/beam ! Clean residual mean=-0.000187 rms=0.001052 Jy/beam ! Combined flux in latest and established models = 1.89811 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 74 components and 1.89811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184709Jy sigma=0.001387 ! Fit after self-cal, rms=0.184678Jy sigma=0.001387 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 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 = -0.000382383 Jy ! Component: 100 - total flux cleaned = -0.00059167 Jy ! Component: 150 - total flux cleaned = -0.000885965 Jy ! Component: 200 - total flux cleaned = -0.00125067 Jy ! Total flux subtracted in 200 components = -0.00125067 Jy ! Clean residual min=-0.004584 max=0.003968 Jy/beam ! Clean residual mean=-0.000177 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 1.89686 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 79 components and 1.89686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184589Jy sigma=0.001386 ! Fit after self-cal, rms=0.184574Jy sigma=0.001386 ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 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=0.184574Jy sigma=0.001386 ! Fit after self-cal, rms=0.184550Jy sigma=0.001385 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=1.765 mas, bmaj=2.561 mas, bpa=36.05 degrees ! Estimated noise=700.703 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00536339 Jy ! Component: 100 - total flux cleaned = -0.00586053 Jy ! Component: 150 - total flux cleaned = -0.00623421 Jy ! Component: 200 - total flux cleaned = -0.00638205 Jy ! Total flux subtracted in 200 components = -0.00638205 Jy ! Clean residual min=-0.007124 max=0.005604 Jy/beam ! Clean residual mean=-0.000741 rms=0.002110 Jy/beam ! Combined flux in latest and established models = 1.89048 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 1.89048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184539Jy sigma=0.001385 ! Fit after self-cal, rms=0.184515Jy sigma=0.001384 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 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 = -0.000167388 Jy ! Component: 100 - total flux cleaned = -0.000306368 Jy ! Component: 150 - total flux cleaned = -0.000477066 Jy ! Component: 200 - total flux cleaned = -0.000570762 Jy ! Total flux subtracted in 200 components = -0.000570762 Jy ! Clean residual min=-0.006977 max=0.005806 Jy/beam ! Clean residual mean=-0.000707 rms=0.002097 Jy/beam ! Combined flux in latest and established models = 1.88991 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 99 components and 1.88991 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184506Jy sigma=0.001384 ! Fit after self-cal, rms=0.184495Jy sigma=0.001384 ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 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 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6215 mas, bmaj=0.6706 mas, bpa=-28.75 degrees ! Estimated noise=402.039 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6215 x 0.6706 at -28.75 degrees (North through East) ! Clean map min=-0.003688 max=1.5145 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=0.184495Jy sigma=0.001384 ! Fit after self-cal, rms=0.172420Jy sigma=0.001267 ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6213 mas, bmaj=0.6708 mas, bpa=-28.69 degrees ! Estimated noise=401.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00107803 Jy ! Component: 100 - total flux cleaned = -0.00175598 Jy ! Component: 150 - total flux cleaned = -0.0021374 Jy ! Component: 200 - total flux cleaned = -0.00247978 Jy ! Total flux subtracted in 200 components = -0.00247978 Jy ! Clean residual min=-0.003305 max=0.002818 Jy/beam ! Clean residual mean=-0.000142 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 1.88743 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 105 components and 1.88743 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172286Jy sigma=0.001266 ! Fit after self-cal, rms=0.172274Jy sigma=0.001266 ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000244162 Jy ! Component: 100 - total flux cleaned = -0.000547314 Jy ! Component: 150 - total flux cleaned = -0.000834115 Jy ! Component: 200 - total flux cleaned = -0.00123701 Jy ! Total flux subtracted in 200 components = -0.00123701 Jy ! Clean residual min=-0.003226 max=0.002790 Jy/beam ! Clean residual mean=-0.000134 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 1.88619 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 109 components and 1.88619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172215Jy sigma=0.001265 ! Fit after self-cal, rms=0.172207Jy sigma=0.001265 ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172207Jy sigma=0.001265 ! Fit after self-cal, rms=0.172149Jy sigma=0.001265 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 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.5343 mas, bmaj=0.59 mas, bpa=-53.86 degrees ! Estimated noise=786.195 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.12654 Jy ! Component: 100 - total flux cleaned = 1.45354 Jy ! Component: 150 - total flux cleaned = 1.62183 Jy ! Component: 200 - total flux cleaned = 1.70999 Jy ! Total flux subtracted in 200 components = 1.70999 Jy ! Clean residual min=-0.008874 max=0.041593 Jy/beam ! Clean residual mean=0.000058 rms=0.002536 Jy/beam ! Combined flux in latest and established models = 1.70999 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 5 model components to the UV plane model. ! The established model now contains 5 components and 1.70999 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.621 mas, bmaj=0.6712 mas, bpa=-28.52 degrees ! Estimated noise=401.189 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 = 0.0643775 Jy ! Component: 100 - total flux cleaned = 0.0956665 Jy ! Component: 150 - total flux cleaned = 0.114199 Jy ! Component: 200 - total flux cleaned = 0.126965 Jy ! Total flux subtracted in 200 components = 0.126965 Jy ! Clean residual min=-0.003746 max=0.008848 Jy/beam ! Clean residual mean=0.000160 rms=0.001225 Jy/beam ! Combined flux in latest and established models = 1.83695 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 20 components and 1.83695 Jy ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Added new window around map position (0, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00973574 Jy ! Component: 100 - total flux cleaned = 0.0167612 Jy ! Component: 150 - total flux cleaned = 0.0221642 Jy ! Component: 200 - total flux cleaned = 0.0265043 Jy ! Total flux subtracted in 200 components = 0.0265043 Jy ! Clean residual min=-0.003230 max=0.003399 Jy/beam ! Clean residual mean=-0.000009 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 1.86346 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 40 components and 1.86346 Jy ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! Estimated beam: bmin=0.6081 mas, bmaj=0.6571 mas, bpa=-16.31 degrees ! Estimated noise=512.215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00424274 Jy ! Component: 100 - total flux cleaned = 0.00764954 Jy ! Component: 150 - total flux cleaned = 0.00941138 Jy ! Component: 200 - total flux cleaned = 0.0107768 Jy ! Total flux subtracted in 200 components = 0.0107768 Jy ! Clean residual min=-0.003872 max=0.003420 Jy/beam ! Clean residual mean=-0.000112 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 1.87424 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114085 Jy ! Component: 100 - total flux cleaned = 0.00200673 Jy ! Component: 150 - total flux cleaned = 0.00264794 Jy ! Component: 200 - total flux cleaned = 0.0030251 Jy ! Total flux subtracted in 200 components = 0.0030251 Jy ! Clean residual min=-0.003788 max=0.003189 Jy/beam ! Clean residual mean=-0.000138 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 1.87726 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 58 components and 1.87726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172295Jy sigma=0.001266 ! Fit after self-cal, rms=0.172153Jy sigma=0.001265 wmodel J0721+7120_X_2011_06_28_pus_map.mod ! Writing 58 model components to file: J0721+7120_X_2011_06_28_pus_map.mod wobs J0721+7120_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J0721+7120_X_2011_06_28_pus_uvs.fits wwins J0721+7120_X_2011_06_28_pus_map.win ! wwins: Wrote 6 windows to J0721+7120_X_2011_06_28_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 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00178423 Jy ! Component: 100 - total flux cleaned = -0.00339888 Jy ! Component: 150 - total flux cleaned = -0.00484852 Jy ! Component: 200 - total flux cleaned = -0.00612221 Jy ! Component: 250 - total flux cleaned = -0.00729783 Jy ! Component: 300 - total flux cleaned = -0.00838646 Jy ! Component: 350 - total flux cleaned = -0.00928989 Jy ! Component: 400 - total flux cleaned = -0.0100176 Jy ! Component: 450 - total flux cleaned = -0.01063 Jy ! Component: 500 - total flux cleaned = -0.0111813 Jy ! Component: 550 - total flux cleaned = -0.0115766 Jy ! Component: 600 - total flux cleaned = -0.0119665 Jy ! Component: 650 - total flux cleaned = -0.0124468 Jy ! Component: 700 - total flux cleaned = -0.012778 Jy ! Component: 750 - total flux cleaned = -0.0130118 Jy ! Component: 800 - total flux cleaned = -0.013381 Jy ! Component: 850 - total flux cleaned = -0.0135175 Jy ! Component: 900 - total flux cleaned = -0.0136525 Jy ! Component: 950 - total flux cleaned = -0.0137419 Jy ! Component: 1000 - total flux cleaned = -0.0139187 Jy ! Component: 1050 - total flux cleaned = -0.0139627 Jy ! Component: 1100 - total flux cleaned = -0.014093 Jy ! Component: 1150 - total flux cleaned = -0.0142221 Jy ! Component: 1200 - total flux cleaned = -0.0143497 Jy ! Component: 1250 - total flux cleaned = -0.0144338 Jy ! Component: 1300 - total flux cleaned = -0.0145173 Jy ! Component: 1350 - total flux cleaned = -0.0146414 Jy ! Component: 1400 - total flux cleaned = -0.0146829 Jy ! Component: 1450 - total flux cleaned = -0.0148863 Jy ! Component: 1500 - total flux cleaned = -0.0148864 Jy ! Component: 1550 - total flux cleaned = -0.015007 Jy ! Component: 1600 - total flux cleaned = -0.0151265 Jy ! Component: 1650 - total flux cleaned = -0.0152844 Jy ! Component: 1700 - total flux cleaned = -0.0153237 Jy ! Component: 1750 - total flux cleaned = -0.0154014 Jy ! Component: 1800 - total flux cleaned = -0.0154788 Jy ! Component: 1850 - total flux cleaned = -0.0154788 Jy ! Component: 1900 - total flux cleaned = -0.0155553 Jy ! Component: 1950 - total flux cleaned = -0.0155556 Jy ! Component: 2000 - total flux cleaned = -0.0157065 Jy ! Total flux subtracted in 2048 components = -0.0157442 Jy ! Clean residual min=-0.002049 max=0.002298 Jy/beam ! Clean residual mean=-0.000008 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 1.86152 Jy keep ! Adding 173 model components to the UV plane model. ! The established model now contains 230 components and 1.86152 Jy ![Exited script file: muppet] wmap "J0721+7120_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6081 x 0.6571 at -16.31 degrees (North through East) ! Clean map min=-0.0028544 max=1.5153 Jy/beam ! Writing clean map to FITS file: J0721+7120_X_2011_06_28_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.5153 invert ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! The y-axis pixel size should ideally be below 0.1591 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000653835 device "J0721+7120_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J0721+7120_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.129447 0.129447 0.258893 0.517786 1.03557 2.07115 4.14229 8.28458 16.5692 33.1383 66.2767 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.515 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6081 x 0.6571 at -16.31 degrees (North through East) ! Clean map min=-0.0028544 max=1.5153 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0721+7120_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J0721+7120_X_2011_06_28_pus_map.gif/vgif' mapplot cln