! Started logfile: J0730-1141_X_2001_10_29_pus_uvs.log on Mon Feb 25 16:09:08 2008 obs J0730-1141_X_2001_10_29_pus_uva.fits ! Reading UV FITS file: J0730-1141_X_2001_10_29_pus_uva.fits ! AN table 1: 76 integrations on 153 of 153 possible baselines. ! AN table 2: 23 integrations on 153 of 153 possible baselines. ! AN table 3: 161 integrations on 153 of 153 possible baselines. ! AN table 4: 39 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0584738 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0730-1141 ! ! 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 1970 lines of history. ! ! Reading 10700 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0730-1141_X_2001_10_29_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 = 256x256 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 1160 telescope corrections were flagged in sub-array 1. ! A total of 231 telescope corrections were flagged in sub-array 2. ! A total of 2623 telescope corrections were flagged in sub-array 3. ! A total of 409 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1160 telescope corrections were flagged in sub-array 1. ! A total of 231 telescope corrections were flagged in sub-array 2. ! A total of 2623 telescope corrections were flagged in sub-array 3. ! A total of 409 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1160 telescope corrections were flagged in sub-array 1. ! A total of 231 telescope corrections were flagged in sub-array 2. ! A total of 2623 telescope corrections were flagged in sub-array 3. ! A total of 409 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1160 telescope corrections were flagged in sub-array 1. ! A total of 231 telescope corrections were flagged in sub-array 2. ! A total of 2623 telescope corrections were flagged in sub-array 3. ! A total of 409 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=3.193203Jy sigma=0.028446 ! Fit after self-cal, rms=2.965920Jy sigma=0.026656 ! 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 0.987% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.5926 mas, bmaj=1.284 mas, bpa=-1.804 degrees ! Estimated noise=1701.41 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 = 2.90118 Jy ! Component: 100 - total flux cleaned = 3.55573 Jy ! Total flux subtracted in 100 components = 3.55573 Jy ! Clean residual min=-0.079807 max=0.238689 Jy/beam ! Clean residual mean=0.004497 rms=0.028572 Jy/beam ! Combined flux in latest and established models = 3.55573 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 3.55573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.627979Jy sigma=0.005144 ! Fit after self-cal, rms=0.627842Jy sigma=0.005144 ! Inverting map ! Your choice of large map pixels excluded 0.987% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.258179 Jy ! Component: 100 - total flux cleaned = 0.391167 Jy ! Total flux subtracted in 100 components = 0.391167 Jy ! Clean residual min=-0.060115 max=0.091333 Jy/beam ! Clean residual mean=0.002138 rms=0.017315 Jy/beam ! Combined flux in latest and established models = 3.9469 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 3.9469 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.432885Jy sigma=0.003062 ! Fit after self-cal, rms=0.432044Jy sigma=0.003053 ! Inverting map ! Your choice of large map pixels excluded 0.987% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 0.987% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.8225 mas, bmaj=1.84 mas, bpa=-2.184 degrees ! Estimated noise=819.886 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 = 0.151796 Jy ! Component: 100 - total flux cleaned = 0.217071 Jy ! Component: 150 - total flux cleaned = 0.2493 Jy ! Component: 200 - total flux cleaned = 0.265588 Jy ! Total flux subtracted in 200 components = 0.265588 Jy ! Clean residual min=-0.053657 max=0.060859 Jy/beam ! Clean residual mean=0.001501 rms=0.014857 Jy/beam ! Combined flux in latest and established models = 4.21249 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 4.21249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.382211Jy sigma=0.002457 ! Fit after self-cal, rms=0.382096Jy sigma=0.002457 ! Inverting map ! Your choice of large map pixels excluded 0.987% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 90 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.98 ! HN 1.16 KK 1.00* KP 1.00* LA 1.00* ! MA 1.01 MC 0.97 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.01 TS 1.00* ! WF 1.00 WZ 0.84 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.00* GG 1.00* HH 1.00* ! HN 1.05 KK 0.98 KP 1.00 LA 0.98 ! MA 1.00* MC 1.00* MK 0.97 NL 1.35 ! OV 1.02 PT 1.01 SC 1.02 TS 1.00* ! WF 1.01 WZ 1.00* ! ! A total of 141 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00* GG 1.00* HH 1.01 ! HN 1.00* KK 0.93 KP 1.00 LA 1.00 ! MA 1.02 MC 1.00 MK 0.95 NL 1.00 ! OV 1.00 PT 0.98 SC 1.00* TS 1.01 ! WF 1.00* WZ 1.08 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.00 LA 0.99 ! MA 1.00* MC 1.00* MK 1.00* NL 1.02 ! OV 1.00 PT 1.00 SC 0.99 TS 1.00* ! WF 0.98 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 90 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.97 ! HN 1.15 KK 1.00* KP 1.00* LA 1.00* ! MA 0.99 MC 0.98 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 0.98 TS 1.00* ! WF 0.99 WZ 0.83 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.00* GG 1.00* HH 1.00* ! HN 1.04 KK 1.04 KP 1.01 LA 0.96 ! MA 1.00* MC 1.00* MK 0.96 NL 1.33 ! OV 1.02 PT 0.98 SC 0.99 TS 1.00* ! WF 1.00 WZ 1.00* ! ! A total of 141 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00* GG 1.00* HH 1.00 ! HN 1.00* KK 0.97 KP 1.00 LA 0.97 ! MA 1.00 MC 1.02 MK 0.96 NL 0.97 ! OV 1.00 PT 0.97 SC 1.00* TS 1.00 ! WF 1.00* WZ 1.06 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.00* GG 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 1.01 LA 0.97 ! MA 1.00* MC 1.00* MK 1.00* NL 0.98 ! OV 1.01 PT 0.98 SC 0.95 TS 1.00* ! WF 0.96 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 90 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.97 ! HN 1.16 KK 1.00* KP 1.00* LA 1.00* ! MA 0.99 MC 0.94 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.01 TS 1.00* ! WF 1.03 WZ 0.85 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00* GG 1.00* HH 1.00* ! HN 1.05 KK 1.00 KP 1.00 LA 1.00 ! MA 1.00* MC 1.00* MK 0.99 NL 1.40 ! OV 1.01 PT 1.01 SC 1.00 TS 1.00* ! WF 1.04 WZ 1.00* ! ! A total of 141 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00 ! HN 1.00* KK 0.94 KP 1.00 LA 1.02 ! MA 0.98 MC 1.00 MK 0.97 NL 1.01 ! OV 0.98 PT 0.98 SC 1.00* TS 1.00 ! WF 1.00* WZ 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.00 LA 1.00 ! MA 1.00* MC 1.00* MK 1.00* NL 1.02 ! OV 0.99 PT 1.00 SC 0.97 TS 1.00* ! WF 1.02 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 90 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 1.00 ! HN 1.21 KK 1.00* KP 1.00* LA 1.00* ! MA 1.01 MC 0.97 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.04 TS 1.00* ! WF 1.02 WZ 0.82 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 1.00* GG 1.00* HH 1.00* ! HN 1.07 KK 0.99 KP 1.02 LA 0.97 ! MA 1.00* MC 1.00* MK 1.02 NL 1.46 ! OV 0.99 PT 1.01 SC 1.07 TS 1.00* ! WF 1.03 WZ 1.00* ! ! A total of 141 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00* GG 1.00* HH 1.00 ! HN 1.00* KK 0.93 KP 1.02 LA 0.99 ! MA 1.02 MC 1.00 MK 1.00 NL 1.03 ! OV 0.98 PT 0.98 SC 1.00* TS 1.00 ! WF 1.00* WZ 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.00* GG 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 1.02 LA 0.98 ! MA 1.00* MC 1.00* MK 1.00* NL 1.03 ! OV 0.98 PT 1.01 SC 1.02 TS 1.00* ! WF 1.02 WZ 1.00* ! ! ! Fit before self-cal, rms=0.382096Jy sigma=0.002457 ! Fit after self-cal, rms=0.227441Jy sigma=0.001393 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.8057 mas, bmaj=1.761 mas, bpa=-2.724 degrees ! Estimated noise=849.963 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 (-2, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0299175 Jy ! Component: 100 - total flux cleaned = 0.0403203 Jy ! Component: 150 - total flux cleaned = 0.0419165 Jy ! Component: 200 - total flux cleaned = 0.043131 Jy ! Total flux subtracted in 200 components = 0.043131 Jy ! Clean residual min=-0.009806 max=0.011759 Jy/beam ! Clean residual mean=0.000980 rms=0.003221 Jy/beam ! Combined flux in latest and established models = 4.25562 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 30 components and 4.25562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223307Jy sigma=0.001341 ! Fit after self-cal, rms=0.222771Jy sigma=0.001336 ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 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=0.222771Jy sigma=0.001336 ! Fit after self-cal, rms=0.221393Jy sigma=0.001328 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.8055 mas, bmaj=1.759 mas, bpa=-2.693 degrees ! Estimated noise=849.466 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129082 Jy ! Component: 100 - total flux cleaned = 0.014572 Jy ! Component: 150 - total flux cleaned = 0.0161399 Jy ! Component: 200 - total flux cleaned = 0.0174201 Jy ! Total flux subtracted in 200 components = 0.0174201 Jy ! Clean residual min=-0.008119 max=0.010462 Jy/beam ! Clean residual mean=0.000766 rms=0.002577 Jy/beam ! Combined flux in latest and established models = 4.27304 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 43 components and 4.27304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220249Jy sigma=0.001315 ! Fit after self-cal, rms=0.220059Jy sigma=0.001314 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 = 0.00380723 Jy ! Component: 100 - total flux cleaned = 0.0047577 Jy ! Component: 150 - total flux cleaned = 0.00541279 Jy ! Component: 200 - total flux cleaned = 0.0058427 Jy ! Total flux subtracted in 200 components = 0.0058427 Jy ! Clean residual min=-0.007714 max=0.009954 Jy/beam ! Clean residual mean=0.000627 rms=0.002431 Jy/beam ! Combined flux in latest and established models = 4.27888 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 48 components and 4.27888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219728Jy sigma=0.001311 ! Fit after self-cal, rms=0.219661Jy sigma=0.001310 ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 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=0.219661Jy sigma=0.001310 ! Fit after self-cal, rms=0.218949Jy sigma=0.001307 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.8057 mas, bmaj=1.757 mas, bpa=-2.66 degrees ! Estimated noise=849.322 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00418637 Jy ! Component: 100 - total flux cleaned = 0.00545814 Jy ! Component: 150 - total flux cleaned = 0.00633557 Jy ! Component: 200 - total flux cleaned = 0.0072367 Jy ! Total flux subtracted in 200 components = 0.0072367 Jy ! Clean residual min=-0.006563 max=0.009073 Jy/beam ! Clean residual mean=0.000602 rms=0.002188 Jy/beam ! Combined flux in latest and established models = 4.28612 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 52 components and 4.28612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218525Jy sigma=0.001303 ! Fit after self-cal, rms=0.218457Jy sigma=0.001302 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 = 0.00227651 Jy ! Component: 100 - total flux cleaned = 0.0028222 Jy ! Component: 150 - total flux cleaned = 0.00306143 Jy ! Component: 200 - total flux cleaned = 0.00349228 Jy ! Total flux subtracted in 200 components = 0.00349228 Jy ! Clean residual min=-0.006292 max=0.008725 Jy/beam ! Clean residual mean=0.000519 rms=0.002099 Jy/beam ! Combined flux in latest and established models = 4.28961 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 4.28961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218271Jy sigma=0.001301 ! Fit after self-cal, rms=0.218238Jy sigma=0.001301 ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 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=0.218238Jy sigma=0.001301 ! Fit after self-cal, rms=0.217891Jy sigma=0.001299 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=2.19 mas, bmaj=4.001 mas, bpa=-3.88 degrees ! Estimated noise=1085.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00523869 Jy ! Component: 100 - total flux cleaned = 0.0063384 Jy ! Component: 150 - total flux cleaned = 0.00702531 Jy ! Component: 200 - total flux cleaned = 0.00737556 Jy ! Total flux subtracted in 200 components = 0.00737556 Jy ! Clean residual min=-0.006603 max=0.009010 Jy/beam ! Clean residual mean=0.001012 rms=0.002859 Jy/beam ! Combined flux in latest and established models = 4.29698 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 4.29698 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217799Jy sigma=0.001298 ! Fit after self-cal, rms=0.217749Jy sigma=0.001298 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 = 0.000789 Jy ! Component: 100 - total flux cleaned = 0.00115252 Jy ! Component: 150 - total flux cleaned = 0.00137619 Jy ! Component: 200 - total flux cleaned = 0.00156277 Jy ! Total flux subtracted in 200 components = 0.00156277 Jy ! Clean residual min=-0.006562 max=0.009016 Jy/beam ! Clean residual mean=0.000934 rms=0.002791 Jy/beam ! Combined flux in latest and established models = 4.29855 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 71 components and 4.29855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217744Jy sigma=0.001298 ! Fit after self-cal, rms=0.217719Jy sigma=0.001298 ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.8058 mas, bmaj=1.756 mas, bpa=-2.634 degrees ! Estimated noise=849.333 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8058 x 1.756 at -2.634 degrees (North through East) ! Clean map min=-0.0057549 max=3.868 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=0.217719Jy sigma=0.001298 ! Fit after self-cal, rms=0.174904Jy sigma=0.001106 ! Inverting map and beam ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.806 mas, bmaj=1.755 mas, bpa=-2.631 degrees ! Estimated noise=849.124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113197 Jy ! Component: 100 - total flux cleaned = 0.00141821 Jy ! Component: 150 - total flux cleaned = 0.00141946 Jy ! Component: 200 - total flux cleaned = 0.00152141 Jy ! Total flux subtracted in 200 components = 0.00152141 Jy ! Clean residual min=-0.005660 max=0.008270 Jy/beam ! Clean residual mean=0.000454 rms=0.001839 Jy/beam ! Combined flux in latest and established models = 4.30007 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 77 components and 4.30007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174725Jy sigma=0.001104 ! Fit after self-cal, rms=0.174701Jy sigma=0.001104 ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Added new window around map position (1, 10.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00679059 Jy ! Component: 100 - total flux cleaned = 0.0092027 Jy ! Component: 150 - total flux cleaned = 0.00962369 Jy ! Component: 200 - total flux cleaned = 0.00981259 Jy ! Total flux subtracted in 200 components = 0.00981259 Jy ! Clean residual min=-0.005143 max=0.005405 Jy/beam ! Clean residual mean=0.000306 rms=0.001648 Jy/beam ! Combined flux in latest and established models = 4.30988 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 89 components and 4.30988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174375Jy sigma=0.001101 ! Fit after self-cal, rms=0.174332Jy sigma=0.001101 ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174332Jy sigma=0.001101 ! Fit after self-cal, rms=0.174299Jy sigma=0.001100 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 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.5926 mas, bmaj=1.273 mas, bpa=-1.899 degrees ! Estimated noise=1727.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.93397 Jy ! Component: 100 - total flux cleaned = 3.60183 Jy ! Component: 150 - total flux cleaned = 3.87029 Jy ! Component: 200 - total flux cleaned = 4.00412 Jy ! Total flux subtracted in 200 components = 4.00412 Jy ! Clean residual min=-0.017186 max=0.061886 Jy/beam ! Clean residual mean=0.002118 rms=0.007785 Jy/beam ! Combined flux in latest and established models = 4.00412 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 6 model components to the UV plane model. ! The established model now contains 6 components and 4.00412 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.8061 mas, bmaj=1.755 mas, bpa=-2.616 degrees ! Estimated noise=849.221 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 = 0.104592 Jy ! Component: 100 - total flux cleaned = 0.162824 Jy ! Component: 150 - total flux cleaned = 0.20041 Jy ! Component: 200 - total flux cleaned = 0.225799 Jy ! Total flux subtracted in 200 components = 0.225799 Jy ! Clean residual min=-0.008379 max=0.016469 Jy/beam ! Clean residual mean=0.002138 rms=0.004331 Jy/beam ! Combined flux in latest and established models = 4.22992 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 38 components and 4.22992 Jy ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=2.189 mas, bmaj=3.999 mas, bpa=-3.874 degrees ! Estimated noise=1085.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0311906 Jy ! Component: 100 - total flux cleaned = 0.0482648 Jy ! Component: 150 - total flux cleaned = 0.0588937 Jy ! Component: 200 - total flux cleaned = 0.066256 Jy ! Total flux subtracted in 200 components = 0.066256 Jy ! Clean residual min=-0.005453 max=0.008884 Jy/beam ! Clean residual mean=0.001497 rms=0.003054 Jy/beam ! Combined flux in latest and established models = 4.29617 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 = 0.00512193 Jy ! Component: 100 - total flux cleaned = 0.00874195 Jy ! Component: 150 - total flux cleaned = 0.0112525 Jy ! Component: 200 - total flux cleaned = 0.0117793 Jy ! Total flux subtracted in 200 components = 0.0117793 Jy ! Clean residual min=-0.004499 max=0.007529 Jy/beam ! Clean residual mean=0.000968 rms=0.002522 Jy/beam ! Combined flux in latest and established models = 4.30795 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 90 components and 4.30795 Jy ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.8061 mas, bmaj=1.755 mas, bpa=-2.616 degrees ! Estimated noise=849.221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00139356 Jy ! Component: 100 - total flux cleaned = -0.00176887 Jy ! Component: 150 - total flux cleaned = -0.00148026 Jy ! Component: 200 - total flux cleaned = -0.000960429 Jy ! Total flux subtracted in 200 components = -0.000960429 Jy ! Clean residual min=-0.004997 max=0.007394 Jy/beam ! Clean residual mean=0.000449 rms=0.001828 Jy/beam ! Combined flux in latest and established models = 4.30699 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 103 components and 4.30699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174505Jy sigma=0.001101 ! Fit after self-cal, rms=0.174253Jy sigma=0.001099 wmodel J0730-1141_X_2001_10_29_pus_map.mod ! Writing 103 model components to file: J0730-1141_X_2001_10_29_pus_map.mod wobs J0730-1141_X_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J0730-1141_X_2001_10_29_pus_uvs.fits wwins J0730-1141_X_2001_10_29_pus_map.win ! wwins: Wrote 3 windows to J0730-1141_X_2001_10_29_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 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323106 Jy ! Component: 100 - total flux cleaned = 0.00593799 Jy ! Component: 150 - total flux cleaned = 0.00797398 Jy ! Component: 200 - total flux cleaned = 0.00974924 Jy ! Component: 250 - total flux cleaned = 0.0114842 Jy ! Component: 300 - total flux cleaned = 0.0130365 Jy ! Component: 350 - total flux cleaned = 0.014285 Jy ! Component: 400 - total flux cleaned = 0.0149896 Jy ! Component: 450 - total flux cleaned = 0.0153967 Jy ! Component: 500 - total flux cleaned = 0.0155938 Jy ! Component: 550 - total flux cleaned = 0.0157864 Jy ! Component: 600 - total flux cleaned = 0.0160998 Jy ! Component: 650 - total flux cleaned = 0.0163433 Jy ! Component: 700 - total flux cleaned = 0.0165217 Jy ! Component: 750 - total flux cleaned = 0.0166968 Jy ! Component: 800 - total flux cleaned = 0.0168115 Jy ! Component: 850 - total flux cleaned = 0.016979 Jy ! Component: 900 - total flux cleaned = 0.0170335 Jy ! Component: 950 - total flux cleaned = 0.0170869 Jy ! Component: 1000 - total flux cleaned = 0.0170871 Jy ! Total flux subtracted in 1024 components = 0.0170876 Jy ! Clean residual min=-0.003589 max=0.002574 Jy/beam ! Clean residual mean=0.000027 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 4.32408 Jy keep ! Adding 69 model components to the UV plane model. ! The established model now contains 172 components and 4.32408 Jy ![Exited script file: muppet] wmap "J0730-1141_X_2001_10_29_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8061 x 1.755 at -2.616 degrees (North through East) ! Clean map min=-0.0037108 max=3.8752 Jy/beam ! Writing clean map to FITS file: J0730-1141_X_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 3.87518 invert ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00103661 device "J0730-1141_X_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J0730-1141_X_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0802501 0.0802501 0.1605 0.321 0.642001 1.284 2.568 5.136 10.272 20.544 41.088 82.1761 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak=",int(1000*peak_flux)/1000 ! peak= 3.875 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8061 x 1.755 at -2.616 degrees (North through East) ! Clean map min=-0.0037108 max=3.8752 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0730-1141_X_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J0730-1141_X_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0730-1141_X_2001_10_29_pus_uvs.log closed on Mon Feb 25 16:09:15 2008