! Started logfile: J0730-1141_X_2003_06_18_pus_uvs.log on Thu Jan 18 13:34:34 2007 obs J0730-1141_X_2003_06_18_pus_uva.fits ! Reading UV FITS file: J0730-1141_X_2003_06_18_pus_uva.fits ! AN table 1: 137 integrations on 153 of 153 possible baselines. ! AN table 2: 11 integrations on 153 of 153 possible baselines. ! AN table 3: 121 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.198022 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 2235 lines of history. ! ! Reading 32600 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 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 1399 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 1162 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1396 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 1162 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1405 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 1162 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1406 telescope corrections were flagged in sub-array 1. ! A total of 198 telescope corrections were flagged in sub-array 2. ! A total of 1162 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=2.793743Jy sigma=0.038544 ! Fit after self-cal, rms=2.590090Jy sigma=0.035705 ! 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 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Estimated beam: bmin=0.8289 mas, bmaj=1.961 mas, bpa=3.071 degrees ! Estimated noise=1409.49 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 = 2.6584 Jy ! Component: 100 - total flux cleaned = 3.2958 Jy ! Total flux subtracted in 100 components = 3.2958 Jy ! Clean residual min=-0.105637 max=0.261756 Jy/beam ! Clean residual mean=0.003254 rms=0.038727 Jy/beam ! Combined flux in latest and established models = 3.2958 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 3.2958 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.525402Jy sigma=0.007024 ! Fit after self-cal, rms=0.525263Jy sigma=0.007023 ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.298024 Jy ! Component: 100 - total flux cleaned = 0.461533 Jy ! Total flux subtracted in 100 components = 0.461533 Jy ! Clean residual min=-0.071199 max=0.079266 Jy/beam ! Clean residual mean=0.000454 rms=0.021427 Jy/beam ! Combined flux in latest and established models = 3.75733 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 11 components and 3.75733 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346487Jy sigma=0.003932 ! Fit after self-cal, rms=0.345358Jy sigma=0.003920 ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 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 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Estimated beam: bmin=1.125 mas, bmaj=2.602 mas, bpa=2.8 degrees ! Estimated noise=304.364 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 = 0.0687512 Jy ! Component: 100 - total flux cleaned = 0.100407 Jy ! Component: 150 - total flux cleaned = 0.115979 Jy ! Component: 200 - total flux cleaned = 0.119142 Jy ! Total flux subtracted in 200 components = 0.119142 Jy ! Clean residual min=-0.055278 max=0.054323 Jy/beam ! Clean residual mean=-0.001836 rms=0.016003 Jy/beam ! Combined flux in latest and established models = 3.87647 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 3.87647 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336307Jy sigma=0.003672 ! Fit after self-cal, rms=0.336239Jy sigma=0.003672 ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 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 1.00 FD 0.98 GG 1.00* HN 1.01 ! KK 1.14 KP 1.00 LA 0.98 MA 1.00* ! MK 0.95 NL 1.06 ON 1.00* OV 0.96 ! PT 1.00 SC 1.01 TC 1.00* TS 1.00* ! WF 1.08 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.97 GG 1.00* HN 0.95 ! KK 1.00* KP 0.99 LA 0.98 MA 1.00* ! MK 1.00* NL 1.05 ON 1.00* OV 0.97 ! PT 1.06 SC 0.99 TC 1.00* TS 1.00* ! WF 0.99 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 GG 1.00* HN 1.02 ! KK 1.17 KP 0.95 LA 0.98 MA 1.00* ! MK 0.97 NL 1.02 ON 1.00* OV 0.95 ! PT 1.04 SC 0.97 TC 1.00* TS 1.00* ! WF 1.10 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.96 GG 1.00* HN 0.96 ! KK 1.00* KP 0.94 LA 0.98 MA 1.00* ! MK 1.00* NL 1.01 ON 1.00* OV 0.97 ! PT 1.11 SC 0.95 TC 1.00* TS 1.00* ! WF 1.01 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 GG 1.00* HN 1.01 ! KK 1.07 KP 0.99 LA 0.99 MA 1.00* ! MK 0.97 NL 1.01 ON 1.00* OV 0.99 ! PT 1.07 SC 1.00 TC 1.00* TS 1.00* ! WF 1.03 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.95 GG 1.00* HN 0.95 ! KK 1.00* KP 0.98 LA 0.99 MA 1.00* ! MK 1.00* NL 1.00 ON 1.00* OV 1.01 ! PT 1.16 SC 0.98 TC 1.00* TS 1.00* ! WF 0.98 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 GG 1.00* HN 1.05 ! KK 1.09 KP 0.95 LA 0.97 MA 1.00* ! MK 1.00 NL 1.02 ON 1.00* OV 0.98 ! PT 1.08 SC 1.05 TC 1.00* TS 1.00* ! WF 1.02 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.94 GG 1.00* HN 0.97 ! KK 1.00* KP 0.94 LA 0.97 MA 1.00* ! MK 1.00* NL 1.00 ON 1.00* OV 1.00 ! PT 1.17 SC 1.03 TC 1.00* TS 1.00* ! WF 0.96 WZ 1.00* ! ! ! Fit before self-cal, rms=0.336239Jy sigma=0.003672 ! Fit after self-cal, rms=0.272808Jy sigma=0.002414 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Estimated beam: bmin=1.123 mas, bmaj=2.602 mas, bpa=2.717 degrees ! Estimated noise=303.75 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, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0261032 Jy ! Component: 100 - total flux cleaned = 0.0366468 Jy ! Component: 150 - total flux cleaned = 0.0393249 Jy ! Component: 200 - total flux cleaned = 0.0419429 Jy ! Total flux subtracted in 200 components = 0.0419429 Jy ! Clean residual min=-0.008795 max=0.013347 Jy/beam ! Clean residual mean=0.001677 rms=0.003548 Jy/beam ! Combined flux in latest and established models = 3.91842 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 40 components and 3.91842 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269841Jy sigma=0.002370 ! Fit after self-cal, rms=0.269821Jy sigma=0.002366 ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 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=0.269821Jy sigma=0.002366 ! Fit after self-cal, rms=0.263729Jy sigma=0.002262 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Estimated beam: bmin=1.123 mas, bmaj=2.601 mas, bpa=2.725 degrees ! Estimated noise=303.578 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0106396 Jy ! Component: 100 - total flux cleaned = 0.0165137 Jy ! Component: 150 - total flux cleaned = 0.0182676 Jy ! Component: 200 - total flux cleaned = 0.019282 Jy ! Total flux subtracted in 200 components = 0.019282 Jy ! Clean residual min=-0.006244 max=0.009989 Jy/beam ! Clean residual mean=0.001076 rms=0.002424 Jy/beam ! Combined flux in latest and established models = 3.9377 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 69 components and 3.9377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263143Jy sigma=0.002254 ! Fit after self-cal, rms=0.263093Jy sigma=0.002253 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 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 = 0.0029315 Jy ! Component: 100 - total flux cleaned = 0.00334768 Jy ! Component: 150 - total flux cleaned = 0.00371354 Jy ! Component: 200 - total flux cleaned = 0.00381926 Jy ! Total flux subtracted in 200 components = 0.00381926 Jy ! Clean residual min=-0.005865 max=0.009627 Jy/beam ! Clean residual mean=0.001030 rms=0.002277 Jy/beam ! Combined flux in latest and established models = 3.94152 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 82 components and 3.94152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262965Jy sigma=0.002250 ! Fit after self-cal, rms=0.262946Jy sigma=0.002250 ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 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=0.262946Jy sigma=0.002250 ! Fit after self-cal, rms=0.262757Jy sigma=0.002246 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Estimated beam: bmin=1.122 mas, bmaj=2.6 mas, bpa=2.721 degrees ! Estimated noise=303.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00584594 Jy ! Component: 100 - total flux cleaned = 0.00761966 Jy ! Component: 150 - total flux cleaned = 0.00879165 Jy ! Component: 200 - total flux cleaned = 0.00957202 Jy ! Total flux subtracted in 200 components = 0.00957202 Jy ! Clean residual min=-0.005430 max=0.008814 Jy/beam ! Clean residual mean=0.000709 rms=0.002075 Jy/beam ! Combined flux in latest and established models = 3.95109 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 95 components and 3.95109 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262568Jy sigma=0.002243 ! Fit after self-cal, rms=0.262540Jy sigma=0.002242 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 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 = 0.0019679 Jy ! Component: 100 - total flux cleaned = 0.00233426 Jy ! Component: 150 - total flux cleaned = 0.00266881 Jy ! Component: 200 - total flux cleaned = 0.00289545 Jy ! Total flux subtracted in 200 components = 0.00289545 Jy ! Clean residual min=-0.005142 max=0.008535 Jy/beam ! Clean residual mean=0.000673 rms=0.002011 Jy/beam ! Combined flux in latest and established models = 3.95399 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 3.95399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262481Jy sigma=0.002241 ! Fit after self-cal, rms=0.262467Jy sigma=0.002241 ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 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=0.262467Jy sigma=0.002241 ! Fit after self-cal, rms=0.262312Jy sigma=0.002239 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Estimated beam: bmin=2.06 mas, bmaj=3.627 mas, bpa=-11.2 degrees ! Estimated noise=363.678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00523197 Jy ! Component: 100 - total flux cleaned = 0.00632532 Jy ! Component: 150 - total flux cleaned = 0.00666727 Jy ! Component: 200 - total flux cleaned = 0.00693681 Jy ! Total flux subtracted in 200 components = 0.00693681 Jy ! Clean residual min=-0.006214 max=0.009864 Jy/beam ! Clean residual mean=0.000947 rms=0.002660 Jy/beam ! Combined flux in latest and established models = 3.96092 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 125 components and 3.96092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262290Jy sigma=0.002238 ! Fit after self-cal, rms=0.262270Jy sigma=0.002238 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 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 = 0.00061308 Jy ! Component: 100 - total flux cleaned = 0.000891295 Jy ! Component: 150 - total flux cleaned = 0.0011061 Jy ! Component: 200 - total flux cleaned = 0.00114911 Jy ! Total flux subtracted in 200 components = 0.00114911 Jy ! Clean residual min=-0.006230 max=0.009721 Jy/beam ! Clean residual mean=0.000919 rms=0.002615 Jy/beam ! Combined flux in latest and established models = 3.96207 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 134 components and 3.96207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262257Jy sigma=0.002238 ! Fit after self-cal, rms=0.262248Jy sigma=0.002238 ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 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 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Estimated beam: bmin=1.122 mas, bmaj=2.599 mas, bpa=2.719 degrees ! Estimated noise=303.535 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.122 x 2.599 at 2.719 degrees (North through East) ! Clean map min=-0.0047672 max=3.5598 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=0.262248Jy sigma=0.002238 ! Fit after self-cal, rms=0.313308Jy sigma=0.001828 ! Inverting map and beam ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Estimated beam: bmin=1.123 mas, bmaj=2.599 mas, bpa=2.708 degrees ! Estimated noise=303.608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262548 Jy ! Component: 100 - total flux cleaned = 0.00263628 Jy ! Component: 150 - total flux cleaned = 0.00249305 Jy ! Component: 200 - total flux cleaned = 0.00236043 Jy ! Total flux subtracted in 200 components = 0.00236043 Jy ! Clean residual min=-0.004050 max=0.007575 Jy/beam ! Clean residual mean=0.000475 rms=0.001649 Jy/beam ! Combined flux in latest and established models = 3.96443 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 147 components and 3.96443 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313239Jy sigma=0.001827 ! Fit after self-cal, rms=0.313233Jy sigma=0.001827 ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Added new window around map position (0.8, 10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00647577 Jy ! Component: 100 - total flux cleaned = 0.00970761 Jy ! Component: 150 - total flux cleaned = 0.0112498 Jy ! Component: 200 - total flux cleaned = 0.0118205 Jy ! Total flux subtracted in 200 components = 0.0118205 Jy ! Clean residual min=-0.003606 max=0.005478 Jy/beam ! Clean residual mean=0.000258 rms=0.001252 Jy/beam ! Combined flux in latest and established models = 3.97625 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 167 components and 3.97625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313060Jy sigma=0.001823 ! Fit after self-cal, rms=0.313068Jy sigma=0.001823 ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Added new window around map position (6.4, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00353399 Jy ! Component: 100 - total flux cleaned = 0.00381638 Jy ! Component: 150 - total flux cleaned = 0.00439639 Jy ! Component: 200 - total flux cleaned = 0.00470128 Jy ! Total flux subtracted in 200 components = 0.00470128 Jy ! Clean residual min=-0.003456 max=0.004024 Jy/beam ! Clean residual mean=0.000178 rms=0.001126 Jy/beam ! Combined flux in latest and established models = 3.98095 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 189 components and 3.98095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.312984Jy sigma=0.001820 ! Fit after self-cal, rms=0.312975Jy sigma=0.001820 ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.312975Jy sigma=0.001820 ! Fit after self-cal, rms=0.312397Jy sigma=0.001820 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 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Estimated beam: bmin=0.8342 mas, bmaj=1.969 mas, bpa=3.041 degrees ! Estimated noise=1395.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.63037 Jy ! Component: 100 - total flux cleaned = 3.2585 Jy ! Component: 150 - total flux cleaned = 3.55202 Jy ! Component: 200 - total flux cleaned = 3.71303 Jy ! Total flux subtracted in 200 components = 3.71303 Jy ! Clean residual min=-0.056426 max=0.077602 Jy/beam ! Clean residual mean=0.001490 rms=0.017430 Jy/beam ! Combined flux in latest and established models = 3.71303 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 10 model components to the UV plane model. ! The established model now contains 10 components and 3.71303 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Estimated beam: bmin=1.123 mas, bmaj=2.599 mas, bpa=2.714 degrees ! Estimated noise=303.634 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 = 0.100121 Jy ! Component: 100 - total flux cleaned = 0.148923 Jy ! Component: 150 - total flux cleaned = 0.178022 Jy ! Component: 200 - total flux cleaned = 0.197521 Jy ! Total flux subtracted in 200 components = 0.197521 Jy ! Clean residual min=-0.006720 max=0.012598 Jy/beam ! Clean residual mean=0.001215 rms=0.003073 Jy/beam ! Combined flux in latest and established models = 3.91055 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 41 components and 3.91055 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 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 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Estimated beam: bmin=2.06 mas, bmaj=3.627 mas, bpa=-11.21 degrees ! Estimated noise=363.725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0216345 Jy ! Component: 100 - total flux cleaned = 0.0339564 Jy ! Component: 150 - total flux cleaned = 0.042563 Jy ! Component: 200 - total flux cleaned = 0.0489791 Jy ! Total flux subtracted in 200 components = 0.0489791 Jy ! Clean residual min=-0.005849 max=0.005478 Jy/beam ! Clean residual mean=0.001081 rms=0.002105 Jy/beam ! Combined flux in latest and established models = 3.95953 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 = 0.00497172 Jy ! Component: 100 - total flux cleaned = 0.008887 Jy ! Component: 150 - total flux cleaned = 0.0113226 Jy ! Component: 200 - total flux cleaned = 0.0131478 Jy ! Total flux subtracted in 200 components = 0.0131478 Jy ! Clean residual min=-0.004690 max=0.004479 Jy/beam ! Clean residual mean=0.000669 rms=0.001656 Jy/beam ! Combined flux in latest and established models = 3.97267 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 122 components and 3.97267 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! Estimated beam: bmin=1.123 mas, bmaj=2.599 mas, bpa=2.714 degrees ! Estimated noise=303.634 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00358343 Jy ! Component: 100 - total flux cleaned = 0.00459456 Jy ! Component: 150 - total flux cleaned = 0.00538542 Jy ! Component: 200 - total flux cleaned = 0.00569177 Jy ! Total flux subtracted in 200 components = 0.00569177 Jy ! Clean residual min=-0.003550 max=0.004856 Jy/beam ! Clean residual mean=0.000238 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 3.97837 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 139 components and 3.97837 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313033Jy sigma=0.001825 ! Fit after self-cal, rms=0.312886Jy sigma=0.001823 wmodel J0730-1141_X_2003_06_18_pus_map.mod ! Writing 139 model components to file: J0730-1141_X_2003_06_18_pus_map.mod wobs J0730-1141_X_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J0730-1141_X_2003_06_18_pus_uvs.fits wwins J0730-1141_X_2003_06_18_pus_map.win ! wwins: Wrote 4 windows to J0730-1141_X_2003_06_18_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 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196632 Jy ! Component: 100 - total flux cleaned = 0.00315916 Jy ! Component: 150 - total flux cleaned = 0.00417074 Jy ! Component: 200 - total flux cleaned = 0.00483171 Jy ! Component: 250 - total flux cleaned = 0.00524813 Jy ! Component: 300 - total flux cleaned = 0.00569257 Jy ! Component: 350 - total flux cleaned = 0.00621022 Jy ! Component: 400 - total flux cleaned = 0.00661747 Jy ! Component: 450 - total flux cleaned = 0.00700983 Jy ! Component: 500 - total flux cleaned = 0.00734676 Jy ! Component: 550 - total flux cleaned = 0.00763113 Jy ! Component: 600 - total flux cleaned = 0.00798673 Jy ! Component: 650 - total flux cleaned = 0.00825549 Jy ! Component: 700 - total flux cleaned = 0.00851712 Jy ! Component: 750 - total flux cleaned = 0.00873613 Jy ! Component: 800 - total flux cleaned = 0.00902103 Jy ! Component: 850 - total flux cleaned = 0.00916021 Jy ! Component: 900 - total flux cleaned = 0.00929679 Jy ! Component: 950 - total flux cleaned = 0.00943093 Jy ! Component: 1000 - total flux cleaned = 0.00956262 Jy ! Total flux subtracted in 1024 components = 0.00962738 Jy ! Clean residual min=-0.001693 max=0.001785 Jy/beam ! Clean residual mean=0.000042 rms=0.000684 Jy/beam ! Combined flux in latest and established models = 3.98799 Jy keep ! Adding 59 model components to the UV plane model. ! The established model now contains 197 components and 3.98799 Jy wmap "J0730-1141_X_2003_06_18_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.123 x 2.599 at 2.714 degrees (North through East) ! Clean map min=-0.0027034 max=3.5539 Jy/beam ! Writing clean map to FITS file: J0730-1141_X_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 3.55386 invert ! Inverting map ! Your choice of large map pixels excluded 0.0126% of the data. ! The x-axis pixel size should ideally be below 0.1927 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000687076 device "J0730-1141_X_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J0730-1141_X_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0579997 0.0579997 0.115999 0.231999 0.463997 0.927995 1.85599 3.71198 7.42396 14.8479 29.6958 59.3917 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 3.553 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.123 x 2.599 at 2.714 degrees (North through East) ! Clean map min=-0.0027034 max=3.5539 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0730-1141_X_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J0730-1141_X_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0730-1141_X_2003_06_18_pus_uvs.log closed on Thu Jan 18 13:36:00 2007