! Started logfile: J1408-0752_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:32:21 2011 obs J1408-0752_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J1408-0752_X_2009_04_21_pus_uva.fits ! AN table 1: 23 integrations on 120 of 120 possible baselines. ! AN table 2: 124 integrations on 120 of 120 possible baselines. ! AN table 3: 20 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.178244 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1408-0752 ! ! 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 2445 lines of history. ! ! Reading 14288 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 J1408-0752_X_2009_04_21_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 308 telescope corrections were flagged in sub-array 1. ! A total of 1205 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 308 telescope corrections were flagged in sub-array 1. ! A total of 1205 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 308 telescope corrections were flagged in sub-array 1. ! A total of 1205 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 308 telescope corrections were flagged in sub-array 1. ! A total of 1205 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.648597Jy sigma=0.005251 ! Fit after self-cal, rms=0.490110Jy sigma=0.003913 ! 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 0.478% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.5902 mas, bmaj=2.028 mas, bpa=-6.066 degrees ! Estimated noise=1100.97 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 = 0.420891 Jy ! Component: 100 - total flux cleaned = 0.529237 Jy ! Total flux subtracted in 100 components = 0.529237 Jy ! Clean residual min=-0.015390 max=0.045374 Jy/beam ! Clean residual mean=-0.000002 rms=0.004318 Jy/beam ! Combined flux in latest and established models = 0.529237 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.529237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192410Jy sigma=0.001438 ! Fit after self-cal, rms=0.192292Jy sigma=0.001437 ! Inverting map ! Your choice of large map pixels excluded 0.478% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0488588 Jy ! Component: 100 - total flux cleaned = 0.0721247 Jy ! Total flux subtracted in 100 components = 0.0721247 Jy ! Clean residual min=-0.010753 max=0.028473 Jy/beam ! Clean residual mean=-0.000001 rms=0.003032 Jy/beam ! Combined flux in latest and established models = 0.601361 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 7 components and 0.601361 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178228Jy sigma=0.001294 ! Fit after self-cal, rms=0.178156Jy sigma=0.001293 ! Inverting map ! Your choice of large map pixels excluded 0.478% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Added new window around map position (-1.4, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246401 Jy ! Component: 100 - total flux cleaned = 0.0370971 Jy ! Total flux subtracted in 100 components = 0.0370971 Jy ! Clean residual min=-0.009877 max=0.016321 Jy/beam ! Clean residual mean=-0.000004 rms=0.002579 Jy/beam ! Combined flux in latest and established models = 0.638458 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.638458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174547Jy sigma=0.001257 ! Fit after self-cal, rms=0.174245Jy sigma=0.001254 ! Inverting map ! Your choice of large map pixels excluded 0.478% of the data. ! The x-axis pixel size should ideally be below 0.1939 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 0.478% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.6699 mas, bmaj=2.466 mas, bpa=-6.694 degrees ! Estimated noise=739.17 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) ! Added new window around map position (-7.2, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0207028 Jy ! Component: 100 - total flux cleaned = 0.0336437 Jy ! Component: 150 - total flux cleaned = 0.0429812 Jy ! Component: 200 - total flux cleaned = 0.0503499 Jy ! Total flux subtracted in 200 components = 0.0503499 Jy ! Clean residual min=-0.006957 max=0.009012 Jy/beam ! Clean residual mean=0.000003 rms=0.002010 Jy/beam ! Combined flux in latest and established models = 0.688808 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 50 components and 0.688808 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171529Jy sigma=0.001226 ! Fit after self-cal, rms=0.171288Jy sigma=0.001224 ! Inverting map ! Your choice of large map pixels excluded 0.478% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HN 1.01 KB 1.00* ! KK 1.00* KP 0.99 LA 1.02 MK 1.00* ! NL 1.00 NY 1.00* OV 1.02 PT 1.01 ! SC 1.00 TS 1.00* WZ 1.16 ZC 0.97 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 0.95 HN 0.91 KB 1.00* ! KK 1.03 KP 1.07 LA 0.97 MK 0.97 ! NL 0.93 NY 1.00* OV 0.99 PT 0.93 ! SC 1.00 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 HN 1.04 KB 1.00* ! KK 1.00* KP 1.00 LA 1.02 MK 1.00* ! NL 0.99 NY 1.00* OV 0.98 PT 0.99 ! SC 1.02 TS 1.00* WZ 1.08 ZC 0.94 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.89 FD 0.98 HN 0.91 KB 1.00* ! KK 0.98 KP 1.06 LA 0.95 MK 0.97 ! NL 0.93 NY 1.00* OV 0.94 PT 0.95 ! SC 0.99 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.97 HN 1.02 KB 1.00* ! KK 1.00* KP 0.99 LA 1.01 MK 1.00* ! NL 1.03 NY 1.00* OV 1.01 PT 1.00 ! SC 1.04 TS 1.00* WZ 1.01 ZC 0.99 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.98 HN 0.90 KB 1.00* ! KK 1.00 KP 1.05 LA 0.95 MK 0.97 ! NL 0.96 NY 1.00* OV 0.98 PT 0.94 ! SC 1.05 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HN 1.04 KB 1.00* ! KK 1.00* KP 0.99 LA 1.02 MK 1.00* ! NL 1.02 NY 1.00* OV 1.02 PT 0.99 ! SC 1.02 TS 1.00* WZ 1.04 ZC 1.03 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 0.97 HN 0.92 KB 1.00* ! KK 0.98 KP 1.05 LA 0.97 MK 1.00 ! NL 0.95 NY 1.00* OV 0.97 PT 0.93 ! SC 1.00 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.171288Jy sigma=0.001224 ! Fit after self-cal, rms=0.169600Jy sigma=0.001200 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.6906 mas, bmaj=2.455 mas, bpa=-6.866 degrees ! Estimated noise=748.016 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 = 0.00677582 Jy ! Component: 100 - total flux cleaned = 0.0110482 Jy ! Component: 150 - total flux cleaned = 0.0132417 Jy ! Component: 200 - total flux cleaned = 0.014465 Jy ! Total flux subtracted in 200 components = 0.014465 Jy ! Clean residual min=-0.004508 max=0.005205 Jy/beam ! Clean residual mean=0.000024 rms=0.001223 Jy/beam ! Combined flux in latest and established models = 0.703273 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 71 components and 0.703273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169294Jy sigma=0.001197 ! Fit after self-cal, rms=0.169316Jy sigma=0.001197 ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 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=0.169316Jy sigma=0.001197 ! Fit after self-cal, rms=0.169015Jy sigma=0.001196 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.6901 mas, bmaj=2.456 mas, bpa=-6.868 degrees ! Estimated noise=747.585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268224 Jy ! Component: 100 - total flux cleaned = 0.00370518 Jy ! Component: 150 - total flux cleaned = 0.00462798 Jy ! Component: 200 - total flux cleaned = 0.00545746 Jy ! Total flux subtracted in 200 components = 0.00545746 Jy ! Clean residual min=-0.004310 max=0.004664 Jy/beam ! Clean residual mean=0.000022 rms=0.001138 Jy/beam ! Combined flux in latest and established models = 0.708731 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 84 components and 0.708731 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168923Jy sigma=0.001195 ! Fit after self-cal, rms=0.168915Jy sigma=0.001195 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 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 = 0.000772236 Jy ! Component: 100 - total flux cleaned = 0.00147288 Jy ! Component: 150 - total flux cleaned = 0.00187816 Jy ! Component: 200 - total flux cleaned = 0.00210835 Jy ! Total flux subtracted in 200 components = 0.00210835 Jy ! Clean residual min=-0.004276 max=0.004605 Jy/beam ! Clean residual mean=0.000022 rms=0.001124 Jy/beam ! Combined flux in latest and established models = 0.710839 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 90 components and 0.710839 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168873Jy sigma=0.001194 ! Fit after self-cal, rms=0.168874Jy sigma=0.001194 ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 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=0.168874Jy sigma=0.001194 ! Fit after self-cal, rms=0.167797Jy sigma=0.001190 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.691 mas, bmaj=2.455 mas, bpa=-6.901 degrees ! Estimated noise=747.203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102547 Jy ! Component: 100 - total flux cleaned = 0.00167417 Jy ! Component: 150 - total flux cleaned = 0.00220506 Jy ! Component: 200 - total flux cleaned = 0.00269198 Jy ! Total flux subtracted in 200 components = 0.00269198 Jy ! Clean residual min=-0.003496 max=0.004007 Jy/beam ! Clean residual mean=-0.000005 rms=0.000985 Jy/beam ! Combined flux in latest and established models = 0.713531 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 99 components and 0.713531 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167745Jy sigma=0.001190 ! Fit after self-cal, rms=0.167743Jy sigma=0.001190 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 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 = 0.000366898 Jy ! Component: 100 - total flux cleaned = 0.000838752 Jy ! Component: 150 - total flux cleaned = 0.00106143 Jy ! Component: 200 - total flux cleaned = 0.00126193 Jy ! Total flux subtracted in 200 components = 0.00126193 Jy ! Clean residual min=-0.003477 max=0.004066 Jy/beam ! Clean residual mean=-0.000005 rms=0.000979 Jy/beam ! Combined flux in latest and established models = 0.714793 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 105 components and 0.714793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167716Jy sigma=0.001190 ! Fit after self-cal, rms=0.167716Jy sigma=0.001190 ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 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=0.167716Jy sigma=0.001190 ! Fit after self-cal, rms=0.167538Jy sigma=0.001190 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=2.34 mas, bmaj=3.682 mas, bpa=-12 degrees ! Estimated noise=937.498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00269425 Jy ! Component: 100 - total flux cleaned = 0.00372467 Jy ! Component: 150 - total flux cleaned = 0.00377106 Jy ! Component: 200 - total flux cleaned = 0.00390146 Jy ! Total flux subtracted in 200 components = 0.00390146 Jy ! Clean residual min=-0.004511 max=0.006075 Jy/beam ! Clean residual mean=-0.000016 rms=0.001409 Jy/beam ! Combined flux in latest and established models = 0.718695 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 109 components and 0.718695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167545Jy sigma=0.001190 ! Fit after self-cal, rms=0.167538Jy sigma=0.001189 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 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 (-12.4, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00572928 Jy ! Component: 100 - total flux cleaned = 0.00887039 Jy ! Component: 150 - total flux cleaned = 0.0100636 Jy ! Component: 200 - total flux cleaned = 0.0108894 Jy ! Total flux subtracted in 200 components = 0.0108894 Jy ! Clean residual min=-0.003589 max=0.003267 Jy/beam ! Clean residual mean=0.000003 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.729584 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 154 components and 0.729584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167418Jy sigma=0.001188 ! Fit after self-cal, rms=0.167410Jy sigma=0.001188 ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 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 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.6916 mas, bmaj=2.456 mas, bpa=-6.916 degrees ! Estimated noise=746.888 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6916 x 2.456 at -6.916 degrees (North through East) ! Clean map min=-0.0029314 max=0.54445 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=0.167410Jy sigma=0.001188 ! Fit after self-cal, rms=0.658273Jy sigma=0.001088 ! Inverting map and beam ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.6921 mas, bmaj=2.456 mas, bpa=-6.932 degrees ! Estimated noise=747.264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147953 Jy ! Component: 100 - total flux cleaned = 0.00176566 Jy ! Component: 150 - total flux cleaned = 0.00201796 Jy ! Component: 200 - total flux cleaned = 0.00232985 Jy ! Total flux subtracted in 200 components = 0.00232985 Jy ! Clean residual min=-0.003099 max=0.003529 Jy/beam ! Clean residual mean=0.000003 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.731914 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 182 components and 0.731914 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.658225Jy sigma=0.001087 ! Fit after self-cal, rms=0.658345Jy sigma=0.001087 ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Added new window around map position (-3, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00294089 Jy ! Component: 100 - total flux cleaned = 0.00401313 Jy ! Component: 150 - total flux cleaned = 0.00429141 Jy ! Component: 200 - total flux cleaned = 0.00448732 Jy ! Total flux subtracted in 200 components = 0.00448732 Jy ! Clean residual min=-0.002938 max=0.002707 Jy/beam ! Clean residual mean=0.000003 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 0.736401 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 203 components and 0.736401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.658349Jy sigma=0.001086 ! Fit after self-cal, rms=0.658314Jy sigma=0.001086 ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.658314Jy sigma=0.001086 ! Fit after self-cal, rms=1.130662Jy sigma=0.001086 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 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.6044 mas, bmaj=2.01 mas, bpa=-6.385 degrees ! Estimated noise=1108.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.417957 Jy ! Component: 100 - total flux cleaned = 0.52374 Jy ! Component: 150 - total flux cleaned = 0.572054 Jy ! Component: 200 - total flux cleaned = 0.600002 Jy ! Total flux subtracted in 200 components = 0.600002 Jy ! Clean residual min=-0.007773 max=0.014515 Jy/beam ! Clean residual mean=0.000004 rms=0.002303 Jy/beam ! Combined flux in latest and established models = 0.600002 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.600002 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.6917 mas, bmaj=2.456 mas, bpa=-6.928 degrees ! Estimated noise=747.024 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 = 0.0277009 Jy ! Component: 100 - total flux cleaned = 0.0467979 Jy ! Component: 150 - total flux cleaned = 0.0611057 Jy ! Component: 200 - total flux cleaned = 0.0722775 Jy ! Total flux subtracted in 200 components = 0.0722775 Jy ! Clean residual min=-0.004535 max=0.008114 Jy/beam ! Clean residual mean=-0.000009 rms=0.001703 Jy/beam ! Combined flux in latest and established models = 0.67228 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 58 components and 0.67228 Jy ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Added new window around map position (-5.8, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00929546 Jy ! Component: 100 - total flux cleaned = 0.0167196 Jy ! Component: 150 - total flux cleaned = 0.0229435 Jy ! Component: 200 - total flux cleaned = 0.0282637 Jy ! Total flux subtracted in 200 components = 0.0282637 Jy ! Clean residual min=-0.003325 max=0.003293 Jy/beam ! Clean residual mean=-0.000010 rms=0.001072 Jy/beam ! Combined flux in latest and established models = 0.700543 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 98 components and 0.700543 Jy ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 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 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=2.341 mas, bmaj=3.681 mas, bpa=-12.05 degrees ! Estimated noise=937.256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00780547 Jy ! Component: 100 - total flux cleaned = 0.0134749 Jy ! Component: 150 - total flux cleaned = 0.017755 Jy ! Component: 200 - total flux cleaned = 0.0212038 Jy ! Total flux subtracted in 200 components = 0.0212038 Jy ! Clean residual min=-0.004037 max=0.002695 Jy/beam ! Clean residual mean=-0.000016 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 0.721747 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 = 0.00287884 Jy ! Component: 100 - total flux cleaned = 0.00529858 Jy ! Component: 150 - total flux cleaned = 0.00735012 Jy ! Component: 200 - total flux cleaned = 0.00910468 Jy ! Total flux subtracted in 200 components = 0.00910468 Jy ! Clean residual min=-0.003507 max=0.002836 Jy/beam ! Clean residual mean=-0.000007 rms=0.000915 Jy/beam ! Combined flux in latest and established models = 0.730852 Jy ! Adding 115 model components to the UV plane model. ! The established model now contains 199 components and 0.730852 Jy ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! Estimated beam: bmin=0.6917 mas, bmaj=2.456 mas, bpa=-6.928 degrees ! Estimated noise=747.024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120902 Jy ! Component: 100 - total flux cleaned = 0.00213269 Jy ! Component: 150 - total flux cleaned = 0.00281449 Jy ! Component: 200 - total flux cleaned = 0.00343999 Jy ! Total flux subtracted in 200 components = 0.00343999 Jy ! Clean residual min=-0.002737 max=0.003019 Jy/beam ! Clean residual mean=-0.000002 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.734292 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 232 components and 0.734292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.130644Jy sigma=0.001085 ! Fit after self-cal, rms=1.130629Jy sigma=0.001085 wmodel J1408-0752_X_2009_04_21_pus_map.mod ! Writing 232 model components to file: J1408-0752_X_2009_04_21_pus_map.mod wobs J1408-0752_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J1408-0752_X_2009_04_21_pus_uvs.fits wwins J1408-0752_X_2009_04_21_pus_map.win ! wwins: Wrote 6 windows to J1408-0752_X_2009_04_21_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 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000617228 Jy ! Component: 100 - total flux cleaned = -0.0011317 Jy ! Component: 150 - total flux cleaned = -0.00135749 Jy ! Component: 200 - total flux cleaned = -0.00157347 Jy ! Component: 250 - total flux cleaned = -0.00178184 Jy ! Component: 300 - total flux cleaned = -0.00202578 Jy ! Component: 350 - total flux cleaned = -0.00218485 Jy ! Component: 400 - total flux cleaned = -0.00241926 Jy ! Component: 450 - total flux cleaned = -0.00264931 Jy ! Component: 500 - total flux cleaned = -0.00283719 Jy ! Component: 550 - total flux cleaned = -0.00316842 Jy ! Component: 600 - total flux cleaned = -0.00323984 Jy ! Component: 650 - total flux cleaned = -0.00331113 Jy ! Component: 700 - total flux cleaned = -0.00334675 Jy ! Component: 750 - total flux cleaned = -0.00341674 Jy ! Component: 800 - total flux cleaned = -0.0034513 Jy ! Component: 850 - total flux cleaned = -0.00348547 Jy ! Component: 900 - total flux cleaned = -0.00345209 Jy ! Component: 950 - total flux cleaned = -0.00351822 Jy ! Component: 1000 - total flux cleaned = -0.00351877 Jy ! Component: 1050 - total flux cleaned = -0.0036156 Jy ! Component: 1100 - total flux cleaned = -0.00361535 Jy ! Component: 1150 - total flux cleaned = -0.00367882 Jy ! Component: 1200 - total flux cleaned = -0.00361633 Jy ! Component: 1250 - total flux cleaned = -0.00358571 Jy ! Component: 1300 - total flux cleaned = -0.0035548 Jy ! Component: 1350 - total flux cleaned = -0.00343377 Jy ! Component: 1400 - total flux cleaned = -0.00349379 Jy ! Component: 1450 - total flux cleaned = -0.00349379 Jy ! Component: 1500 - total flux cleaned = -0.00340476 Jy ! Component: 1550 - total flux cleaned = -0.00340504 Jy ! Component: 1600 - total flux cleaned = -0.00331794 Jy ! Component: 1650 - total flux cleaned = -0.00340455 Jy ! Component: 1700 - total flux cleaned = -0.00334716 Jy ! Component: 1750 - total flux cleaned = -0.00331885 Jy ! Component: 1800 - total flux cleaned = -0.00331922 Jy ! Component: 1850 - total flux cleaned = -0.00334732 Jy ! Component: 1900 - total flux cleaned = -0.00337495 Jy ! Component: 1950 - total flux cleaned = -0.00329264 Jy ! Component: 2000 - total flux cleaned = -0.00329287 Jy ! Total flux subtracted in 2048 components = -0.00334717 Jy ! Clean residual min=-0.001909 max=0.001882 Jy/beam ! Clean residual mean=0.000006 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.730945 Jy keep ! Adding 154 model components to the UV plane model. ! The established model now contains 386 components and 0.730945 Jy ![Exited script file: muppet] wmap "J1408-0752_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6917 x 2.456 at -6.928 degrees (North through East) ! Clean map min=-0.0024491 max=0.54435 Jy/beam ! Writing clean map to FITS file: J1408-0752_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.544354 invert ! Inverting map ! Your choice of large map pixels excluded 0.461% of the data. ! The x-axis pixel size should ideally be below 0.1939 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000521908 device "J1408-0752_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J1408-0752_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.28763 0.28763 0.575259 1.15052 2.30104 4.60207 9.20415 18.4083 36.8166 73.6332 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.544 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6917 x 2.456 at -6.928 degrees (North through East) ! Clean map min=-0.0024491 max=0.54435 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1408-0752_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J1408-0752_X_2009_04_21_pus_map.gif/vgif' mapplot cln