! Started logfile: J1337-1257_X_2000_05_22_pus_uvs.log on Mon Nov 12 16:26:10 2007 obs J1337-1257_X_2000_05_22_pus_uva.fits ! Reading UV FITS file: J1337-1257_X_2000_05_22_pus_uva.fits ! AN table 1: 39 integrations on 190 of 190 possible baselines. ! AN table 2: 97 integrations on 190 of 190 possible baselines. ! AN table 3: 29 integrations on 190 of 190 possible baselines. ! AN table 4: 62 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.090633 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1337-1257 ! ! 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 1884 lines of history. ! ! Reading 15636 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 J1337-1257_X_2000_05_22_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 548 telescope corrections were flagged in sub-array 1. ! A total of 1666 telescope corrections were flagged in sub-array 2. ! A total of 553 telescope corrections were flagged in sub-array 3. ! A total of 680 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 548 telescope corrections were flagged in sub-array 1. ! A total of 1666 telescope corrections were flagged in sub-array 2. ! A total of 553 telescope corrections were flagged in sub-array 3. ! A total of 680 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 548 telescope corrections were flagged in sub-array 1. ! A total of 1666 telescope corrections were flagged in sub-array 2. ! A total of 553 telescope corrections were flagged in sub-array 3. ! A total of 680 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 548 telescope corrections were flagged in sub-array 1. ! A total of 1666 telescope corrections were flagged in sub-array 2. ! A total of 553 telescope corrections were flagged in sub-array 3. ! A total of 680 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=6.602761Jy sigma=0.060101 ! Fit after self-cal, rms=6.502347Jy sigma=0.059654 ! 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 4.15% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Estimated beam: bmin=0.5689 mas, bmaj=1.229 mas, bpa=-1.006 degrees ! Estimated noise=1403.72 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 = 5.61035 Jy ! Component: 100 - total flux cleaned = 7.03199 Jy ! Total flux subtracted in 100 components = 7.03199 Jy ! Clean residual min=-0.140068 max=0.563171 Jy/beam ! Clean residual mean=0.006082 rms=0.054023 Jy/beam ! Combined flux in latest and established models = 7.03199 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 7.03199 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.109481Jy sigma=0.010043 ! Fit after self-cal, rms=1.109314Jy sigma=0.010040 ! Inverting map ! Your choice of large map pixels excluded 4.15% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.584159 Jy ! Component: 100 - total flux cleaned = 0.880676 Jy ! Total flux subtracted in 100 components = 0.880676 Jy ! Clean residual min=-0.121029 max=0.145565 Jy/beam ! Clean residual mean=0.001103 rms=0.026479 Jy/beam ! Combined flux in latest and established models = 7.91267 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 7.91267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.713127Jy sigma=0.005452 ! Fit after self-cal, rms=0.712893Jy sigma=0.005449 ! Inverting map ! Your choice of large map pixels excluded 4.15% of the data. ! The x-axis pixel size should ideally be below 0.161 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 4.15% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Estimated beam: bmin=0.7609 mas, bmaj=1.613 mas, bpa=-6.351 degrees ! Estimated noise=693.691 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 = 0.187205 Jy ! Component: 100 - total flux cleaned = 0.263912 Jy ! Component: 150 - total flux cleaned = 0.298341 Jy ! Component: 200 - total flux cleaned = 0.305439 Jy ! Total flux subtracted in 200 components = 0.305439 Jy ! Clean residual min=-0.103435 max=0.076513 Jy/beam ! Clean residual mean=-0.003175 rms=0.024849 Jy/beam ! Combined flux in latest and established models = 8.21811 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 19 components and 8.21811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.661567Jy sigma=0.004857 ! Fit after self-cal, rms=0.661193Jy sigma=0.004856 ! Inverting map ! Your choice of large map pixels excluded 4.15% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 GC 1.00* GG 1.00* ! HH 1.42 HN 1.04 KK 1.00* KP 1.11 ! MA 0.92 MC 1.05 MK 1.00* NL 0.98 ! NY 1.00* OV 1.00* PT 1.08 SC 1.00 ! TS 1.00* WF 0.99 WZ 1.06 LA 1.08 ! ! A total of 234 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.95 HN 1.00* KK 1.00* KP 1.00* ! MA 0.79 MC 1.03 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.05 LA 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.05 KK 1.02 KP 1.02 ! MA 1.00* MC 1.00* MK 0.97 NL 0.99 ! NY 1.00* OV 0.98 PT 0.99 SC 1.00 ! TS 1.00* WF 0.97 WZ 1.00* LA 1.01 ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.07 GC 1.00* GG 1.00* ! HH 1.45 HN 1.04 KK 1.00* KP 1.06 ! MA 1.00 MC 1.06 MK 1.00* NL 1.01 ! NY 1.00* OV 1.00* PT 1.04 SC 1.00 ! TS 1.00* WF 0.99 WZ 1.06 LA 1.03 ! ! A total of 234 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.98 HN 1.00* KK 1.00* KP 1.00* ! MA 0.90 MC 1.05 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.05 LA 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.05 KK 0.97 KP 0.97 ! MA 1.00* MC 1.00* MK 0.96 NL 1.02 ! NY 1.00* OV 1.01 PT 0.96 SC 1.00 ! TS 1.00* WF 0.97 WZ 1.00* LA 0.97 ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.05 GC 1.00* GG 1.00* ! HH 1.58 HN 1.03 KK 1.00* KP 1.11 ! MA 1.01 MC 1.04 MK 1.00* NL 0.98 ! NY 1.00* OV 1.00* PT 1.06 SC 1.01 ! TS 1.00* WF 1.02 WZ 1.09 LA 1.08 ! ! A total of 234 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.93 HN 1.00* KK 1.00* KP 1.00* ! MA 0.87 MC 1.02 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.07 LA 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.04 KK 0.98 KP 1.01 ! MA 1.00* MC 1.00* MK 0.99 NL 1.00 ! NY 1.00* OV 0.97 PT 0.97 SC 1.01 ! TS 1.00* WF 1.00 WZ 1.00* LA 1.01 ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.04 GC 1.00* GG 1.00* ! HH 1.62 HN 1.03 KK 1.00* KP 1.10 ! MA 0.98 MC 1.07 MK 1.00* NL 0.99 ! NY 1.00* OV 1.00* PT 1.07 SC 1.01 ! TS 1.00* WF 0.97 WZ 1.09 LA 1.04 ! ! A total of 234 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.98 HN 1.00* KK 1.00* KP 1.00* ! MA 0.87 MC 1.02 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.08 LA 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.04 KK 1.00 KP 1.00 ! MA 1.00* MC 1.00* MK 1.01 NL 1.01 ! NY 1.00* OV 0.98 PT 0.98 SC 1.01 ! TS 1.00* WF 0.94 WZ 1.00* LA 0.98 ! ! ! Fit before self-cal, rms=0.661193Jy sigma=0.004856 ! Fit after self-cal, rms=0.440665Jy sigma=0.002805 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Estimated beam: bmin=0.7545 mas, bmaj=2.239 mas, bpa=-7 degrees ! Estimated noise=702.805 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 = -0.0417365 Jy ! Component: 100 - total flux cleaned = -0.0471321 Jy ! Component: 150 - total flux cleaned = -0.0471684 Jy ! Component: 200 - total flux cleaned = -0.0482452 Jy ! Total flux subtracted in 200 components = -0.0482452 Jy ! Clean residual min=-0.042970 max=0.045445 Jy/beam ! Clean residual mean=-0.000000 rms=0.013512 Jy/beam ! Combined flux in latest and established models = 8.16986 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 23 components and 8.16986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.425150Jy sigma=0.002733 ! Fit after self-cal, rms=0.425118Jy sigma=0.002732 ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 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=0.425118Jy sigma=0.002732 ! Fit after self-cal, rms=0.409528Jy sigma=0.002494 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Estimated beam: bmin=0.7568 mas, bmaj=2.246 mas, bpa=-7.018 degrees ! Estimated noise=701.666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0356487 Jy ! Component: 100 - total flux cleaned = -0.0389482 Jy ! Component: 150 - total flux cleaned = -0.042663 Jy ! Component: 200 - total flux cleaned = -0.0434761 Jy ! Total flux subtracted in 200 components = -0.0434761 Jy ! Clean residual min=-0.034098 max=0.041978 Jy/beam ! Clean residual mean=0.000286 rms=0.010866 Jy/beam ! Combined flux in latest and established models = 8.12639 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 23 components and 8.12639 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.398336Jy sigma=0.002445 ! Fit after self-cal, rms=0.398126Jy sigma=0.002444 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 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 = -0.000959096 Jy ! Component: 100 - total flux cleaned = -0.000930828 Jy ! Component: 150 - total flux cleaned = -0.00151545 Jy ! Component: 200 - total flux cleaned = -0.00154102 Jy ! Total flux subtracted in 200 components = -0.00154102 Jy ! Clean residual min=-0.033334 max=0.040016 Jy/beam ! Clean residual mean=0.000322 rms=0.010711 Jy/beam ! Combined flux in latest and established models = 8.12485 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 25 components and 8.12485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.394901Jy sigma=0.002431 ! Fit after self-cal, rms=0.394751Jy sigma=0.002430 ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 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=0.394751Jy sigma=0.002430 ! Fit after self-cal, rms=0.351124Jy sigma=0.001876 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Estimated beam: bmin=0.7587 mas, bmaj=2.254 mas, bpa=-7.016 degrees ! Estimated noise=701.709 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0140967 Jy ! Component: 100 - total flux cleaned = -0.0161025 Jy ! Component: 150 - total flux cleaned = -0.0183214 Jy ! Component: 200 - total flux cleaned = -0.0197361 Jy ! Total flux subtracted in 200 components = -0.0197361 Jy ! Clean residual min=-0.017355 max=0.032252 Jy/beam ! Clean residual mean=0.000078 rms=0.005144 Jy/beam ! Combined flux in latest and established models = 8.10511 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 25 components and 8.10511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346243Jy sigma=0.001859 ! Fit after self-cal, rms=0.345965Jy sigma=0.001859 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 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 (1.6, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212912 Jy ! Component: 100 - total flux cleaned = 0.0231992 Jy ! Component: 150 - total flux cleaned = 0.023203 Jy ! Component: 200 - total flux cleaned = 0.0227563 Jy ! Total flux subtracted in 200 components = 0.0227563 Jy ! Clean residual min=-0.016196 max=0.009950 Jy/beam ! Clean residual mean=-0.000395 rms=0.003835 Jy/beam ! Combined flux in latest and established models = 8.12787 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 37 components and 8.12787 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.341317Jy sigma=0.001829 ! Fit after self-cal, rms=0.341135Jy sigma=0.001827 ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 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=0.341135Jy sigma=0.001827 ! Fit after self-cal, rms=0.342253Jy sigma=0.001817 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Estimated beam: bmin=2.259 mas, bmaj=4.509 mas, bpa=-3.509 degrees ! Estimated noise=822.524 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00403101 Jy ! Component: 100 - total flux cleaned = -0.00534899 Jy ! Component: 150 - total flux cleaned = -0.00631056 Jy ! Component: 200 - total flux cleaned = -0.00700788 Jy ! Total flux subtracted in 200 components = -0.00700788 Jy ! Clean residual min=-0.012080 max=0.007253 Jy/beam ! Clean residual mean=-0.000759 rms=0.004106 Jy/beam ! Combined flux in latest and established models = 8.12086 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 51 components and 8.12086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.342369Jy sigma=0.001813 ! Fit after self-cal, rms=0.342019Jy sigma=0.001812 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 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 = 0.000285697 Jy ! Component: 100 - total flux cleaned = 0.000381092 Jy ! Component: 150 - total flux cleaned = 0.000176373 Jy ! Component: 200 - total flux cleaned = 8.93151e-05 Jy ! Total flux subtracted in 200 components = 8.93151e-05 Jy ! Clean residual min=-0.011659 max=0.007449 Jy/beam ! Clean residual mean=-0.000765 rms=0.003903 Jy/beam ! Combined flux in latest and established models = 8.12095 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 62 components and 8.12095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.342303Jy sigma=0.001812 ! Fit after self-cal, rms=0.342087Jy sigma=0.001811 ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 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 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Estimated beam: bmin=0.7598 mas, bmaj=2.259 mas, bpa=-7.026 degrees ! Estimated noise=701.665 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7598 x 2.259 at -7.026 degrees (North through East) ! Clean map min=-0.011465 max=7.5854 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=0.342087Jy sigma=0.001811 ! Fit after self-cal, rms=0.297002Jy sigma=0.001326 ! Inverting map and beam ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Estimated beam: bmin=0.7598 mas, bmaj=2.26 mas, bpa=-7.055 degrees ! Estimated noise=700.428 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0106761 Jy ! Component: 100 - total flux cleaned = -0.0111444 Jy ! Component: 150 - total flux cleaned = -0.0111419 Jy ! Component: 200 - total flux cleaned = -0.0111382 Jy ! Total flux subtracted in 200 components = -0.0111382 Jy ! Clean residual min=-0.013126 max=0.006472 Jy/beam ! Clean residual mean=-0.000507 rms=0.002767 Jy/beam ! Combined flux in latest and established models = 8.10981 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 67 components and 8.10981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293754Jy sigma=0.001315 ! Fit after self-cal, rms=0.293376Jy sigma=0.001314 ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000819304 Jy ! Component: 100 - total flux cleaned = -0.000812178 Jy ! Component: 150 - total flux cleaned = -0.000499214 Jy ! Component: 200 - total flux cleaned = -0.00018332 Jy ! Total flux subtracted in 200 components = -0.00018332 Jy ! Clean residual min=-0.012512 max=0.006495 Jy/beam ! Clean residual mean=-0.000505 rms=0.002681 Jy/beam ! Combined flux in latest and established models = 8.10963 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 70 components and 8.10963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291061Jy sigma=0.001309 ! Fit after self-cal, rms=0.290844Jy sigma=0.001308 ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290844Jy sigma=0.001308 ! Fit after self-cal, rms=0.291738Jy sigma=0.001303 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 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Estimated beam: bmin=0.5774 mas, bmaj=1.392 mas, bpa=-2.154 degrees ! Estimated noise=1442.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.72295 Jy ! Component: 100 - total flux cleaned = 7.04873 Jy ! Component: 150 - total flux cleaned = 7.5473 Jy ! Component: 200 - total flux cleaned = 7.79527 Jy ! Total flux subtracted in 200 components = 7.79527 Jy ! Clean residual min=-0.048645 max=0.117348 Jy/beam ! Clean residual mean=0.001674 rms=0.013530 Jy/beam ! Combined flux in latest and established models = 7.79527 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 13 model components to the UV plane model. ! The established model now contains 13 components and 7.79527 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Estimated beam: bmin=0.7606 mas, bmaj=2.263 mas, bpa=-7.06 degrees ! Estimated noise=700.501 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 = 0.15995 Jy ! Component: 100 - total flux cleaned = 0.227072 Jy ! Component: 150 - total flux cleaned = 0.264548 Jy ! Component: 200 - total flux cleaned = 0.286864 Jy ! Total flux subtracted in 200 components = 0.286864 Jy ! Clean residual min=-0.014314 max=0.017240 Jy/beam ! Clean residual mean=-0.000017 rms=0.003501 Jy/beam ! Combined flux in latest and established models = 8.08214 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 29 components and 8.08214 Jy ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Added new window around map position (0, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00982343 Jy ! Component: 100 - total flux cleaned = 0.0109874 Jy ! Component: 150 - total flux cleaned = 0.0115075 Jy ! Component: 200 - total flux cleaned = 0.0124682 Jy ! Total flux subtracted in 200 components = 0.0124682 Jy ! Clean residual min=-0.013254 max=0.009150 Jy/beam ! Clean residual mean=-0.000252 rms=0.002884 Jy/beam ! Combined flux in latest and established models = 8.0946 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 42 components and 8.09461 Jy ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 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 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Estimated beam: bmin=2.26 mas, bmaj=4.51 mas, bpa=-3.509 degrees ! Estimated noise=820.351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00312844 Jy ! Component: 100 - total flux cleaned = 0.0035861 Jy ! Component: 150 - total flux cleaned = 0.00384576 Jy ! Component: 200 - total flux cleaned = 0.00355464 Jy ! Total flux subtracted in 200 components = 0.00355464 Jy ! Clean residual min=-0.008527 max=0.005690 Jy/beam ! Clean residual mean=-0.000697 rms=0.003175 Jy/beam ! Combined flux in latest and established models = 8.09816 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 = -0.000170144 Jy ! Component: 100 - total flux cleaned = -0.000393162 Jy ! Component: 150 - total flux cleaned = -0.000524995 Jy ! Component: 200 - total flux cleaned = -0.000583801 Jy ! Total flux subtracted in 200 components = -0.000583801 Jy ! Clean residual min=-0.008414 max=0.005793 Jy/beam ! Clean residual mean=-0.000674 rms=0.003143 Jy/beam ! Combined flux in latest and established models = 8.09758 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 65 components and 8.09758 Jy ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! Estimated beam: bmin=0.7606 mas, bmaj=2.263 mas, bpa=-7.06 degrees ! Estimated noise=700.501 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00304331 Jy ! Component: 100 - total flux cleaned = -0.00344451 Jy ! Component: 150 - total flux cleaned = -0.00303986 Jy ! Component: 200 - total flux cleaned = -0.00341796 Jy ! Total flux subtracted in 200 components = -0.00341796 Jy ! Clean residual min=-0.012149 max=0.009531 Jy/beam ! Clean residual mean=-0.000242 rms=0.002579 Jy/beam ! Combined flux in latest and established models = 8.09416 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 71 components and 8.09416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.337497Jy sigma=0.001459 ! Fit after self-cal, rms=0.336620Jy sigma=0.001456 wmodel J1337-1257_X_2000_05_22_pus_map.mod ! Writing 71 model components to file: J1337-1257_X_2000_05_22_pus_map.mod wobs J1337-1257_X_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J1337-1257_X_2000_05_22_pus_uvs.fits wwins J1337-1257_X_2000_05_22_pus_map.win ! wwins: Wrote 3 windows to J1337-1257_X_2000_05_22_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 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00499613 Jy ! Component: 100 - total flux cleaned = -0.00824747 Jy ! Component: 150 - total flux cleaned = -0.00995501 Jy ! Component: 200 - total flux cleaned = -0.0114348 Jy ! Component: 250 - total flux cleaned = -0.0130246 Jy ! Component: 300 - total flux cleaned = -0.0145592 Jy ! Component: 350 - total flux cleaned = -0.0156046 Jy ! Component: 400 - total flux cleaned = -0.0164825 Jy ! Component: 450 - total flux cleaned = -0.0173405 Jy ! Component: 500 - total flux cleaned = -0.0180422 Jy ! Component: 550 - total flux cleaned = -0.0188699 Jy ! Component: 600 - total flux cleaned = -0.0194127 Jy ! Component: 650 - total flux cleaned = -0.0203448 Jy ! Component: 700 - total flux cleaned = -0.0211286 Jy ! Component: 750 - total flux cleaned = -0.0217702 Jy ! Component: 800 - total flux cleaned = -0.0225322 Jy ! Component: 850 - total flux cleaned = -0.0232821 Jy ! Component: 900 - total flux cleaned = -0.0240228 Jy ! Component: 950 - total flux cleaned = -0.0246315 Jy ! Component: 1000 - total flux cleaned = -0.0253557 Jy ! Total flux subtracted in 1024 components = -0.0254756 Jy ! Clean residual min=-0.005963 max=0.005954 Jy/beam ! Clean residual mean=-0.000082 rms=0.001973 Jy/beam ! Combined flux in latest and established models = 8.06869 Jy keep ! Adding 46 model components to the UV plane model. ! The established model now contains 113 components and 8.06869 Jy ![Exited script file: muppet] wmap "J1337-1257_X_2000_05_22_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7606 x 2.263 at -7.06 degrees (North through East) ! Clean map min=-0.007796 max=7.583 Jy/beam ! Writing clean map to FITS file: J1337-1257_X_2000_05_22_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 7.58297 invert ! Inverting map ! Your choice of large map pixels excluded 4.48% of the data. ! The x-axis pixel size should ideally be below 0.161 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0019807 device "J1337-1257_X_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J1337-1257_X_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0783612 0.0783612 0.156722 0.313445 0.626889 1.25378 2.50756 5.01511 10.0302 20.0605 40.1209 80.2418 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0059 print "peak=",int(1000*peak_flux)/1000 ! peak= 7.582 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7606 x 2.263 at -7.06 degrees (North through East) ! Clean map min=-0.007796 max=7.583 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1337-1257_X_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J1337-1257_X_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1337-1257_X_2000_05_22_pus_uvs.log closed on Mon Nov 12 16:26:17 2007