! Started logfile: J2002+4725_X_2011_06_28_pus_uvs.log on Sat Apr 21 13:08:16 2012 obs J2002+4725_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J2002+4725_X_2011_06_28_pus_uva.fits ! AN table 1: 80 integrations on 153 of 153 possible baselines. ! AN table 2: 48 integrations on 153 of 153 possible baselines. ! AN table 3: 91 integrations on 153 of 153 possible baselines. ! AN table 4: 115 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.119252 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2002+4725 ! ! 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 24376 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 J2002+4725_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 896 telescope corrections were flagged in sub-array 1. ! A total of 682 telescope corrections were flagged in sub-array 2. ! A total of 1358 telescope corrections were flagged in sub-array 3. ! A total of 1373 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 896 telescope corrections were flagged in sub-array 1. ! A total of 682 telescope corrections were flagged in sub-array 2. ! A total of 1358 telescope corrections were flagged in sub-array 3. ! A total of 1373 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 896 telescope corrections were flagged in sub-array 1. ! A total of 682 telescope corrections were flagged in sub-array 2. ! A total of 1358 telescope corrections were flagged in sub-array 3. ! A total of 1373 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 896 telescope corrections were flagged in sub-array 1. ! A total of 682 telescope corrections were flagged in sub-array 2. ! A total of 1358 telescope corrections were flagged in sub-array 3. ! A total of 1373 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.787637Jy sigma=0.007449 ! Fit after self-cal, rms=0.515808Jy sigma=0.004767 ! 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 2.45% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Estimated beam: bmin=0.5089 mas, bmaj=0.6712 mas, bpa=-1.057 degrees ! Estimated noise=830.687 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 = 0.423587 Jy ! Component: 100 - total flux cleaned = 0.600132 Jy ! Total flux subtracted in 100 components = 0.600132 Jy ! Clean residual min=-0.019303 max=0.084479 Jy/beam ! Clean residual mean=0.000201 rms=0.005594 Jy/beam ! Combined flux in latest and established models = 0.600132 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.600132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244326Jy sigma=0.002170 ! Fit after self-cal, rms=0.243345Jy sigma=0.002162 ! Inverting map ! Your choice of large map pixels excluded 2.45% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0963286 Jy ! Component: 100 - total flux cleaned = 0.149154 Jy ! Total flux subtracted in 100 components = 0.149154 Jy ! Clean residual min=-0.008193 max=0.025948 Jy/beam ! Clean residual mean=0.000078 rms=0.002541 Jy/beam ! Combined flux in latest and established models = 0.749287 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.749287 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193113Jy sigma=0.001532 ! Fit after self-cal, rms=0.192877Jy sigma=0.001530 ! Inverting map ! Your choice of large map pixels excluded 2.45% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0327891 Jy ! Component: 100 - total flux cleaned = 0.0550667 Jy ! Total flux subtracted in 100 components = 0.0550667 Jy ! Clean residual min=-0.007071 max=0.012314 Jy/beam ! Clean residual mean=0.000033 rms=0.001794 Jy/beam ! Combined flux in latest and established models = 0.804353 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.804353 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184850Jy sigma=0.001412 ! Fit after self-cal, rms=0.184826Jy sigma=0.001411 ! Inverting map ! Your choice of large map pixels excluded 2.45% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0161896 Jy ! Component: 100 - total flux cleaned = 0.0276671 Jy ! Total flux subtracted in 100 components = 0.0276671 Jy ! Clean residual min=-0.006385 max=0.007172 Jy/beam ! Clean residual mean=0.000012 rms=0.001543 Jy/beam ! Combined flux in latest and established models = 0.83202 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.83202 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182896Jy sigma=0.001380 ! Fit after self-cal, rms=0.182896Jy sigma=0.001380 ! Inverting map ! Your choice of large map pixels excluded 2.45% of the data. ! The x-axis pixel size should ideally be below 0.1672 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 2.45% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Estimated beam: bmin=0.5902 mas, bmaj=0.7927 mas, bpa=-3.423 degrees ! Estimated noise=498.64 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 = 0.0117744 Jy ! Component: 100 - total flux cleaned = 0.0182475 Jy ! Component: 150 - total flux cleaned = 0.0222212 Jy ! Component: 200 - total flux cleaned = 0.0247143 Jy ! Total flux subtracted in 200 components = 0.0247143 Jy ! Clean residual min=-0.006032 max=0.006037 Jy/beam ! Clean residual mean=0.000035 rms=0.001409 Jy/beam ! Combined flux in latest and established models = 0.856735 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.856735 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182270Jy sigma=0.001368 ! Fit after self-cal, rms=0.182279Jy sigma=0.001368 ! Inverting map ! Your choice of large map pixels excluded 2.45% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 FT 1.00* HH 1.00* ! HN 0.96 KK 1.00* KP 1.04 MC 0.99 ! MK 1.00* NL 0.98 NY 1.00 OV 1.00* ! PT 1.03 SC 0.96 SH 1.00* TS 1.00* ! WF 0.97 WZ 0.99 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.06 FT 1.00* HH 1.00* ! HN 0.96 KK 1.00* KP 1.00* MC 0.97 ! MK 1.00* NL 1.00 NY 0.97 OV 1.00* ! PT 1.06 SC 1.00 SH 0.79 TS 1.21 ! WF 1.00* WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00* FT 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 1.00* MC 0.97 ! MK 1.00* NL 1.00* NY 1.02 OV 1.00* ! PT 1.00* SC 1.00* SH 0.87 TS 1.02 ! WF 1.39 WZ 0.97 ! ! A total of 42 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 0.96 FT 1.00* HH 1.00* ! HN 0.97 KK 0.96 KP 1.01 MC 1.01 ! MK 1.01 NL 0.99 NY 0.99 OV 0.95 ! PT 0.96 SC 0.95 SH 1.00* TS 1.03 ! WF 1.00 WZ 1.00 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 FT 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 1.01 MC 1.03 ! MK 1.00* NL 1.03 NY 0.99 OV 1.00* ! PT 1.03 SC 1.03 SH 1.00* TS 1.00* ! WF 0.97 WZ 1.00 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.96 FT 1.00* HH 1.00* ! HN 1.01 KK 1.00* KP 1.00* MC 0.98 ! MK 1.00* NL 1.03 NY 0.93 OV 1.00* ! PT 1.06 SC 1.05 SH 0.82 TS 1.14 ! WF 1.00* WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.00* FT 1.00* HH 1.00* ! HN 1.06 KK 1.00* KP 1.00* MC 0.96 ! MK 1.00* NL 1.00* NY 0.96 OV 1.00* ! PT 1.00* SC 1.00* SH 0.98 TS 0.99 ! WF 1.26 WZ 1.02 ! ! A total of 42 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.92 FT 1.00* HH 1.00* ! HN 0.99 KK 0.95 KP 0.99 MC 1.03 ! MK 0.96 NL 1.02 NY 0.96 OV 0.98 ! PT 0.99 SC 0.99 SH 1.00* TS 1.09 ! WF 0.96 WZ 0.99 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 FT 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 1.03 MC 1.01 ! MK 1.00* NL 0.99 NY 1.04 OV 1.00* ! PT 1.02 SC 1.02 SH 1.00* TS 1.00* ! WF 1.01 WZ 1.02 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.07 FT 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.00* MC 0.96 ! MK 1.00* NL 1.00 NY 0.96 OV 1.00* ! PT 1.03 SC 1.05 SH 0.82 TS 1.15 ! WF 1.00* WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00* FT 1.00* HH 1.00* ! HN 1.17 KK 1.00* KP 1.00* MC 0.93 ! MK 1.00* NL 1.00* NY 1.04 OV 1.00* ! PT 1.00* SC 1.00* SH 0.99 TS 0.97 ! WF 1.25 WZ 1.01 ! ! A total of 42 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.98 FT 1.00* HH 1.00* ! HN 0.98 KK 1.01 KP 1.01 MC 1.07 ! MK 0.97 NL 0.99 NY 0.98 OV 0.97 ! PT 0.97 SC 1.00 SH 1.00* TS 1.11 ! WF 0.98 WZ 0.99 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 FT 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 1.00 MC 0.99 ! MK 1.00* NL 1.01 NY 0.99 OV 1.00* ! PT 1.04 SC 1.02 SH 1.00* TS 1.00* ! WF 0.99 WZ 1.09 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.06 FT 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.00* MC 1.03 ! MK 1.00* NL 1.03 NY 0.97 OV 1.00* ! PT 1.09 SC 1.10 SH 0.86 TS 1.19 ! WF 1.00* WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 1.00* FT 1.00* HH 1.00* ! HN 1.09 KK 1.00* KP 1.00* MC 0.95 ! MK 1.00* NL 1.00* NY 1.00 OV 1.00* ! PT 1.00* SC 1.00* SH 0.95 TS 1.01 ! WF 1.11 WZ 1.06 ! ! A total of 42 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.99 FT 1.00* HH 1.00* ! HN 1.00 KK 1.02 KP 0.98 MC 1.03 ! MK 1.03 NL 1.01 NY 0.99 OV 1.01 ! PT 1.01 SC 1.02 SH 1.00* TS 1.09 ! WF 0.97 WZ 1.06 ! ! ! Fit before self-cal, rms=0.182279Jy sigma=0.001368 ! Fit after self-cal, rms=0.180356Jy sigma=0.001335 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Estimated beam: bmin=0.5957 mas, bmaj=0.797 mas, bpa=-5.017 degrees ! Estimated noise=504.479 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 = -0.000342504 Jy ! Component: 100 - total flux cleaned = -0.000271153 Jy ! Component: 150 - total flux cleaned = -9.0102e-05 Jy ! Component: 200 - total flux cleaned = -4.0413e-05 Jy ! Total flux subtracted in 200 components = -4.0413e-05 Jy ! Clean residual min=-0.002897 max=0.002653 Jy/beam ! Clean residual mean=-0.000061 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.856694 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 24 components and 0.856694 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180295Jy sigma=0.001334 ! Fit after self-cal, rms=0.180309Jy sigma=0.001334 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 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=0.180309Jy sigma=0.001334 ! Fit after self-cal, rms=0.180809Jy sigma=0.001333 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Estimated beam: bmin=0.5966 mas, bmaj=0.7969 mas, bpa=-5.195 degrees ! Estimated noise=505.327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000728996 Jy ! Component: 100 - total flux cleaned = -0.000635061 Jy ! Component: 150 - total flux cleaned = -0.00051656 Jy ! Component: 200 - total flux cleaned = -0.000482543 Jy ! Total flux subtracted in 200 components = -0.000482543 Jy ! Clean residual min=-0.002928 max=0.002818 Jy/beam ! Clean residual mean=-0.000058 rms=0.000689 Jy/beam ! Combined flux in latest and established models = 0.856212 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 24 components and 0.856212 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180779Jy sigma=0.001333 ! Fit after self-cal, rms=0.180791Jy sigma=0.001333 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 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 = 5.40029e-05 Jy ! Component: 100 - total flux cleaned = 5.34414e-05 Jy ! Component: 150 - total flux cleaned = 9.98128e-05 Jy ! Component: 200 - total flux cleaned = 0.000121117 Jy ! Total flux subtracted in 200 components = 0.000121117 Jy ! Clean residual min=-0.002910 max=0.002815 Jy/beam ! Clean residual mean=-0.000058 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.856333 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 25 components and 0.856333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180779Jy sigma=0.001333 ! Fit after self-cal, rms=0.180778Jy sigma=0.001333 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 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=0.180778Jy sigma=0.001333 ! Fit after self-cal, rms=0.180968Jy sigma=0.001332 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Estimated beam: bmin=0.5967 mas, bmaj=0.7974 mas, bpa=-5.308 degrees ! Estimated noise=506.017 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.14184e-05 Jy ! Component: 100 - total flux cleaned = -8.79008e-05 Jy ! Component: 150 - total flux cleaned = -0.000112219 Jy ! Component: 200 - total flux cleaned = -0.000111569 Jy ! Total flux subtracted in 200 components = -0.000111569 Jy ! Clean residual min=-0.002821 max=0.002850 Jy/beam ! Clean residual mean=-0.000057 rms=0.000682 Jy/beam ! Combined flux in latest and established models = 0.856221 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 25 components and 0.856221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180955Jy sigma=0.001332 ! Fit after self-cal, rms=0.180954Jy sigma=0.001332 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.40504e-05 Jy ! Component: 100 - total flux cleaned = 1.3093e-06 Jy ! Component: 150 - total flux cleaned = -1.77424e-05 Jy ! Component: 200 - total flux cleaned = -1.73923e-05 Jy ! Total flux subtracted in 200 components = -1.73923e-05 Jy ! Clean residual min=-0.002812 max=0.002851 Jy/beam ! Clean residual mean=-0.000057 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.856204 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 25 components and 0.856204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180947Jy sigma=0.001332 ! Fit after self-cal, rms=0.180946Jy sigma=0.001332 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 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=0.180946Jy sigma=0.001332 ! Fit after self-cal, rms=0.181159Jy sigma=0.001332 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Estimated beam: bmin=2.287 mas, bmaj=2.366 mas, bpa=-63.21 degrees ! Estimated noise=825.331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000780868 Jy ! Component: 100 - total flux cleaned = -0.000799808 Jy ! Component: 150 - total flux cleaned = -0.000815328 Jy ! Component: 200 - total flux cleaned = -0.000828207 Jy ! Total flux subtracted in 200 components = -0.000828207 Jy ! Clean residual min=-0.003581 max=0.003234 Jy/beam ! Clean residual mean=-0.000221 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 0.855376 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 0.855376 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181166Jy sigma=0.001332 ! Fit after self-cal, rms=0.181165Jy sigma=0.001332 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 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 = 5.6337e-05 Jy ! Component: 100 - total flux cleaned = 3.67082e-05 Jy ! Component: 150 - total flux cleaned = 2.17627e-05 Jy ! Component: 200 - total flux cleaned = 9.43663e-06 Jy ! Total flux subtracted in 200 components = 9.43663e-06 Jy ! Clean residual min=-0.003575 max=0.003236 Jy/beam ! Clean residual mean=-0.000221 rms=0.000923 Jy/beam ! Combined flux in latest and established models = 0.855385 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 26 components and 0.855385 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181176Jy sigma=0.001332 ! Fit after self-cal, rms=0.181175Jy sigma=0.001332 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 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 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Estimated beam: bmin=0.5968 mas, bmaj=0.7976 mas, bpa=-5.35 degrees ! Estimated noise=506.584 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5968 x 0.7976 at -5.35 degrees (North through East) ! Clean map min=-0.0022828 max=0.59334 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=0.181175Jy sigma=0.001332 ! Fit after self-cal, rms=0.185010Jy sigma=0.001228 ! Inverting map and beam ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Estimated beam: bmin=0.5962 mas, bmaj=0.7978 mas, bpa=-5.428 degrees ! Estimated noise=505.592 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000770088 Jy ! Component: 100 - total flux cleaned = 0.000810121 Jy ! Component: 150 - total flux cleaned = 0.00081055 Jy ! Component: 200 - total flux cleaned = 0.000810088 Jy ! Total flux subtracted in 200 components = 0.000810088 Jy ! Clean residual min=-0.002517 max=0.003145 Jy/beam ! Clean residual mean=-0.000008 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.856195 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 26 components and 0.856195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184984Jy sigma=0.001228 ! Fit after self-cal, rms=0.184985Jy sigma=0.001228 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Added new window around map position (13.2, -15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170276 Jy ! Component: 100 - total flux cleaned = 0.00180987 Jy ! Component: 150 - total flux cleaned = 0.00192784 Jy ! Component: 200 - total flux cleaned = 0.00192843 Jy ! Total flux subtracted in 200 components = 0.00192843 Jy ! Clean residual min=-0.002481 max=0.002697 Jy/beam ! Clean residual mean=-0.000011 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.858124 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 37 components and 0.858124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184920Jy sigma=0.001227 ! Fit after self-cal, rms=0.184911Jy sigma=0.001227 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Added new window around map position (-15.6, -13.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000948927 Jy ! Component: 100 - total flux cleaned = 0.00117216 Jy ! Component: 150 - total flux cleaned = 0.00134883 Jy ! Component: 200 - total flux cleaned = 0.00144298 Jy ! Total flux subtracted in 200 components = 0.00144298 Jy ! Clean residual min=-0.002387 max=0.002390 Jy/beam ! Clean residual mean=-0.000017 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.859567 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.859567 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184868Jy sigma=0.001227 ! Fit after self-cal, rms=0.184868Jy sigma=0.001227 ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184868Jy sigma=0.001227 ! Fit after self-cal, rms=0.185125Jy sigma=0.001227 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 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Estimated beam: bmin=0.5189 mas, bmaj=0.6705 mas, bpa=-3.945 degrees ! Estimated noise=851.075 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.431708 Jy ! Component: 100 - total flux cleaned = 0.608227 Jy ! Component: 150 - total flux cleaned = 0.701348 Jy ! Component: 200 - total flux cleaned = 0.752663 Jy ! Total flux subtracted in 200 components = 0.752663 Jy ! Clean residual min=-0.007923 max=0.025867 Jy/beam ! Clean residual mean=0.000082 rms=0.002243 Jy/beam ! Combined flux in latest and established models = 0.752663 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.752663 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Estimated beam: bmin=0.5959 mas, bmaj=0.7979 mas, bpa=-5.434 degrees ! Estimated noise=505.52 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 = 0.0452157 Jy ! Component: 100 - total flux cleaned = 0.069977 Jy ! Component: 150 - total flux cleaned = 0.083962 Jy ! Component: 200 - total flux cleaned = 0.0923411 Jy ! Total flux subtracted in 200 components = 0.0923411 Jy ! Clean residual min=-0.002834 max=0.004817 Jy/beam ! Clean residual mean=0.000053 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.845005 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 21 components and 0.845005 Jy ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Added new window around map position (-0.4, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00551034 Jy ! Component: 100 - total flux cleaned = 0.00908892 Jy ! Component: 150 - total flux cleaned = 0.0109059 Jy ! Component: 200 - total flux cleaned = 0.0121029 Jy ! Total flux subtracted in 200 components = 0.0121029 Jy ! Clean residual min=-0.002582 max=0.002464 Jy/beam ! Clean residual mean=-0.000003 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.857107 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.857107 Jy ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 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 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! Estimated beam: bmin=0.5749 mas, bmaj=0.7816 mas, bpa=-8.398 degrees ! Estimated noise=676.275 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146756 Jy ! Component: 100 - total flux cleaned = 0.0016772 Jy ! Component: 150 - total flux cleaned = 0.00195329 Jy ! Component: 200 - total flux cleaned = 0.00211718 Jy ! Total flux subtracted in 200 components = 0.00211718 Jy ! Clean residual min=-0.003481 max=0.003374 Jy/beam ! Clean residual mean=-0.000015 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.859225 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000230571 Jy ! Component: 100 - total flux cleaned = 0.000373008 Jy ! Component: 150 - total flux cleaned = 0.0005088 Jy ! Component: 200 - total flux cleaned = 0.000572299 Jy ! Total flux subtracted in 200 components = 0.000572299 Jy ! Clean residual min=-0.003457 max=0.003361 Jy/beam ! Clean residual mean=-0.000019 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.859797 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 56 components and 0.859797 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185131Jy sigma=0.001227 ! Fit after self-cal, rms=0.185103Jy sigma=0.001227 wmodel J2002+4725_X_2011_06_28_pus_map.mod ! Writing 56 model components to file: J2002+4725_X_2011_06_28_pus_map.mod wobs J2002+4725_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J2002+4725_X_2011_06_28_pus_uvs.fits wwins J2002+4725_X_2011_06_28_pus_map.win ! wwins: Wrote 4 windows to J2002+4725_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 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000169193 Jy ! Component: 100 - total flux cleaned = 0.000464991 Jy ! Component: 150 - total flux cleaned = 0.000691721 Jy ! Component: 200 - total flux cleaned = 0.000967478 Jy ! Component: 250 - total flux cleaned = 0.00134282 Jy ! Component: 300 - total flux cleaned = 0.00139517 Jy ! Component: 350 - total flux cleaned = 0.00155003 Jy ! Component: 400 - total flux cleaned = 0.0014993 Jy ! Component: 450 - total flux cleaned = 0.00149962 Jy ! Component: 500 - total flux cleaned = 0.00154839 Jy ! Component: 550 - total flux cleaned = 0.00145167 Jy ! Component: 600 - total flux cleaned = 0.00159625 Jy ! Component: 650 - total flux cleaned = 0.00164316 Jy ! Component: 700 - total flux cleaned = 0.00154885 Jy ! Component: 750 - total flux cleaned = 0.0015022 Jy ! Component: 800 - total flux cleaned = 0.00150257 Jy ! Component: 850 - total flux cleaned = 0.00145693 Jy ! Component: 900 - total flux cleaned = 0.00145724 Jy ! Component: 950 - total flux cleaned = 0.00141219 Jy ! Component: 1000 - total flux cleaned = 0.00141198 Jy ! Component: 1050 - total flux cleaned = 0.00136756 Jy ! Component: 1100 - total flux cleaned = 0.00123635 Jy ! Component: 1150 - total flux cleaned = 0.00123649 Jy ! Component: 1200 - total flux cleaned = 0.00123603 Jy ! Component: 1250 - total flux cleaned = 0.00115078 Jy ! Component: 1300 - total flux cleaned = 0.001108 Jy ! Component: 1350 - total flux cleaned = 0.00102377 Jy ! Component: 1400 - total flux cleaned = 0.000981771 Jy ! Component: 1450 - total flux cleaned = 0.000940479 Jy ! Component: 1500 - total flux cleaned = 0.000817366 Jy ! Component: 1550 - total flux cleaned = 0.000735921 Jy ! Component: 1600 - total flux cleaned = 0.00069561 Jy ! Component: 1650 - total flux cleaned = 0.00065568 Jy ! Component: 1700 - total flux cleaned = 0.000535662 Jy ! Component: 1750 - total flux cleaned = 0.000535711 Jy ! Component: 1800 - total flux cleaned = 0.000298864 Jy ! Component: 1850 - total flux cleaned = 0.000377435 Jy ! Component: 1900 - total flux cleaned = 0.000299659 Jy ! Component: 1950 - total flux cleaned = 0.000260957 Jy ! Component: 2000 - total flux cleaned = 0.000145646 Jy ! Total flux subtracted in 2048 components = 0.000183989 Jy ! Clean residual min=-0.002148 max=0.002203 Jy/beam ! Clean residual mean=-0.000014 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.859981 Jy keep ! Adding 160 model components to the UV plane model. ! The established model now contains 216 components and 0.859981 Jy ![Exited script file: muppet] wmap "J2002+4725_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5749 x 0.7816 at -8.398 degrees (North through East) ! Clean map min=-0.0023567 max=0.586 Jy/beam ! Writing clean map to FITS file: J2002+4725_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 0.586004 invert ! Inverting map ! Your choice of large map pixels excluded 2.41% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000658579 device "J2002+4725_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J2002+4725_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.337154 0.337154 0.674308 1.34862 2.69723 5.39446 10.7889 21.5779 43.1557 86.3114 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.586 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5749 x 0.7816 at -8.398 degrees (North through East) ! Clean map min=-0.0023567 max=0.586 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2002+4725_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J2002+4725_X_2011_06_28_pus_map.gif/vgif' mapplot cln