! Started logfile: J2258-2758_S_1999_05_10_pus_uvs.log on Mon Jan 21 17:51:54 2008 obs J2258-2758_S_1999_05_10_pus_uva.fits ! Reading UV FITS file: J2258-2758_S_1999_05_10_pus_uva.fits ! AN table 1: 10 integrations on 153 of 153 possible baselines. ! AN table 2: 185 integrations on 153 of 153 possible baselines. ! AN table 3: 11 integrations on 153 of 153 possible baselines. ! AN table 4: 19 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.060915 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2258-2758 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1998 lines of history. ! ! Reading 8388 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J2258-2758_S_1999_05_10_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 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 180 telescope corrections were flagged in sub-array 1. ! A total of 2946 telescope corrections were flagged in sub-array 2. ! A total of 198 telescope corrections were flagged in sub-array 3. ! A total of 189 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 2925 telescope corrections were flagged in sub-array 2. ! A total of 198 telescope corrections were flagged in sub-array 3. ! A total of 189 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 2925 telescope corrections were flagged in sub-array 2. ! A total of 198 telescope corrections were flagged in sub-array 3. ! A total of 189 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 2976 telescope corrections were flagged in sub-array 2. ! A total of 198 telescope corrections were flagged in sub-array 3. ! A total of 189 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.564208Jy sigma=0.004177 ! Fit after self-cal, rms=0.360533Jy sigma=0.002807 ! 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 ! Estimated beam: bmin=2.415 mas, bmaj=4.827 mas, bpa=-0.5577 degrees ! Estimated noise=1770.39 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.813999 Jy ! Component: 100 - total flux cleaned = 1.04243 Jy ! Total flux subtracted in 100 components = 1.04243 Jy ! Clean residual min=-0.041800 max=0.107360 Jy/beam ! Clean residual mean=0.000545 rms=0.015316 Jy/beam ! Combined flux in latest and established models = 1.04243 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.04243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.335749Jy sigma=0.002605 ! Fit after self-cal, rms=0.335318Jy sigma=0.002602 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.12717 Jy ! Component: 100 - total flux cleaned = 0.203424 Jy ! Total flux subtracted in 100 components = 0.203424 Jy ! Clean residual min=-0.028682 max=0.056087 Jy/beam ! Clean residual mean=0.000013 rms=0.009430 Jy/beam ! Combined flux in latest and established models = 1.24585 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 1.24585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257908Jy sigma=0.001919 ! Fit after self-cal, rms=0.257390Jy sigma=0.001917 ! Inverting map ! Added new window around map position (-3, -2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0608921 Jy ! Component: 100 - total flux cleaned = 0.100629 Jy ! Total flux subtracted in 100 components = 0.100629 Jy ! Clean residual min=-0.024791 max=0.043903 Jy/beam ! Clean residual mean=-0.000265 rms=0.007418 Jy/beam ! Combined flux in latest and established models = 1.34648 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 28 components and 1.34648 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233126Jy sigma=0.001716 ! Fit after self-cal, rms=0.232662Jy sigma=0.001714 ! Inverting map 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 ! Estimated beam: bmin=2.911 mas, bmaj=7.1 mas, bpa=-6.064 degrees ! Estimated noise=1048.65 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 = 0.0487723 Jy ! Component: 100 - total flux cleaned = 0.0733603 Jy ! Component: 150 - total flux cleaned = 0.0876669 Jy ! Component: 200 - total flux cleaned = 0.0963435 Jy ! Total flux subtracted in 200 components = 0.0963435 Jy ! Clean residual min=-0.019648 max=0.026837 Jy/beam ! Clean residual mean=-0.000698 rms=0.005737 Jy/beam ! Combined flux in latest and established models = 1.44282 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 53 components and 1.44282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221875Jy sigma=0.001647 ! Fit after self-cal, rms=0.221492Jy sigma=0.001644 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 57 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 GC 1.00* HH 1.03 ! HN 1.08 KK 1.03 KP 0.95 LA 1.00 ! MC 1.01 MK 1.09 NL 0.96 NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 0.97 ! WF 1.01 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.93 GC 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 0.97 LA 0.95 ! MC 1.00* MK 1.00* NL 1.03 NY 1.00* ! ON 1.00* OV 1.04 PT 0.98 SC 0.99 ! WF 0.98 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.20 FD 1.02 GC 1.00* HH 0.97 ! HN 1.01 KK 1.01 KP 0.99 LA 1.05 ! MC 1.06 MK 1.06 NL 0.96 NY 1.00* ! ON 1.00* OV 1.05 PT 1.06 SC 0.99 ! WF 1.03 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.99 GC 1.00* HH 1.00* ! HN 1.01 KK 1.00* KP 0.96 LA 0.93 ! MC 1.00* MK 1.00* NL 1.05 NY 1.00* ! ON 1.00* OV 1.00 PT 0.95 SC 0.99 ! WF 0.99 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.17 FD 0.98 GC 1.00* HH 0.94 ! HN 1.03 KK 0.96 KP 0.97 LA 1.06 ! MC 1.60 MK 0.96 NL 0.95 NY 1.00* ! ON 1.00* OV 1.04 PT 1.02 SC 0.97 ! WF 1.02 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.95 GC 1.00* HH 1.00* ! HN 1.01 KK 1.00* KP 0.94 LA 0.94 ! MC 1.00* MK 1.00* NL 1.04 NY 1.00* ! ON 1.00* OV 0.98 PT 0.94 SC 0.97 ! WF 0.97 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 0.95 GC 1.00* HH 0.99 ! HN 1.01 KK 0.95 KP 0.96 LA 1.04 ! MC 1.97 MK 0.97 NL 0.96 NY 1.00* ! ON 1.00* OV 0.96 PT 1.05 SC 0.97 ! WF 1.01 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.93 GC 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 0.95 LA 0.93 ! MC 1.00* MK 1.00* NL 1.13 NY 1.00* ! ON 1.00* OV 0.94 PT 1.04 SC 0.97 ! WF 0.95 WZ 1.00* ! ! ! Fit before self-cal, rms=0.221492Jy sigma=0.001644 ! Fit after self-cal, rms=0.212657Jy sigma=0.001458 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.94 mas, bmaj=7.97 mas, bpa=-6.668 degrees ! Estimated noise=1053.9 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 (-11.5, -6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146781 Jy ! Component: 100 - total flux cleaned = 0.0194139 Jy ! Component: 150 - total flux cleaned = 0.0222078 Jy ! Component: 200 - total flux cleaned = 0.0243305 Jy ! Total flux subtracted in 200 components = 0.0243305 Jy ! Clean residual min=-0.010086 max=0.008000 Jy/beam ! Clean residual mean=0.000155 rms=0.002264 Jy/beam ! Combined flux in latest and established models = 1.46715 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 76 components and 1.46715 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211193Jy sigma=0.001450 ! Fit after self-cal, rms=0.211307Jy sigma=0.001449 ! Inverting map 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=0.211307Jy sigma=0.001449 ! Fit after self-cal, rms=0.210168Jy sigma=0.001447 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.939 mas, bmaj=7.947 mas, bpa=-6.638 degrees ! Estimated noise=1056.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0082937 Jy ! Component: 100 - total flux cleaned = 0.0120904 Jy ! Component: 150 - total flux cleaned = 0.0130064 Jy ! Component: 200 - total flux cleaned = 0.0138253 Jy ! Total flux subtracted in 200 components = 0.0138253 Jy ! Clean residual min=-0.010177 max=0.006920 Jy/beam ! Clean residual mean=-0.000087 rms=0.002107 Jy/beam ! Combined flux in latest and established models = 1.48098 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 93 components and 1.48098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209532Jy sigma=0.001445 ! Fit after self-cal, rms=0.209403Jy sigma=0.001445 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.00149822 Jy ! Component: 100 - total flux cleaned = 0.00257222 Jy ! Component: 150 - total flux cleaned = 0.00311519 Jy ! Component: 200 - total flux cleaned = 0.00374092 Jy ! Total flux subtracted in 200 components = 0.00374092 Jy ! Clean residual min=-0.009588 max=0.006509 Jy/beam ! Clean residual mean=-0.000135 rms=0.002016 Jy/beam ! Combined flux in latest and established models = 1.48472 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 100 components and 1.48472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209154Jy sigma=0.001444 ! Fit after self-cal, rms=0.209116Jy sigma=0.001443 ! Inverting map 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=0.209116Jy sigma=0.001443 ! Fit after self-cal, rms=0.210100Jy sigma=0.001442 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.941 mas, bmaj=7.949 mas, bpa=-6.588 degrees ! Estimated noise=1060.77 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00604211 Jy ! Component: 100 - total flux cleaned = 0.00766514 Jy ! Component: 150 - total flux cleaned = 0.0092794 Jy ! Component: 200 - total flux cleaned = 0.00986653 Jy ! Total flux subtracted in 200 components = 0.00986653 Jy ! Clean residual min=-0.009608 max=0.006397 Jy/beam ! Clean residual mean=-0.000257 rms=0.001961 Jy/beam ! Combined flux in latest and established models = 1.49459 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 105 components and 1.49459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209682Jy sigma=0.001442 ! Fit after self-cal, rms=0.209642Jy sigma=0.001441 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000675981 Jy ! Component: 100 - total flux cleaned = 0.00159471 Jy ! Component: 150 - total flux cleaned = 0.00189437 Jy ! Component: 200 - total flux cleaned = 0.00226188 Jy ! Total flux subtracted in 200 components = 0.00226188 Jy ! Clean residual min=-0.009180 max=0.005879 Jy/beam ! Clean residual mean=-0.000285 rms=0.001908 Jy/beam ! Combined flux in latest and established models = 1.49685 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 111 components and 1.49685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209495Jy sigma=0.001441 ! Fit after self-cal, rms=0.209472Jy sigma=0.001440 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.209472Jy sigma=0.001440 ! Fit after self-cal, rms=0.210688Jy sigma=0.001440 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.175 mas, bmaj=16.91 mas, bpa=-3.84 degrees ! Estimated noise=1341.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00675716 Jy ! Component: 100 - total flux cleaned = 0.00868527 Jy ! Component: 150 - total flux cleaned = 0.00860994 Jy ! Component: 200 - total flux cleaned = 0.00868037 Jy ! Total flux subtracted in 200 components = 0.00868037 Jy ! Clean residual min=-0.008183 max=0.006032 Jy/beam ! Clean residual mean=-0.000765 rms=0.002301 Jy/beam ! Combined flux in latest and established models = 1.50553 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 132 components and 1.50553 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210484Jy sigma=0.001440 ! Fit after self-cal, rms=0.210445Jy sigma=0.001440 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -0.000161952 Jy ! Component: 100 - total flux cleaned = 0.000362518 Jy ! Component: 150 - total flux cleaned = 0.000508286 Jy ! Component: 200 - total flux cleaned = 0.000450541 Jy ! Total flux subtracted in 200 components = 0.000450541 Jy ! Clean residual min=-0.008083 max=0.006017 Jy/beam ! Clean residual mean=-0.000777 rms=0.002288 Jy/beam ! Combined flux in latest and established models = 1.50598 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 142 components and 1.50598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210384Jy sigma=0.001440 ! Fit after self-cal, rms=0.210362Jy sigma=0.001439 ! Inverting map 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 ! Estimated beam: bmin=2.943 mas, bmaj=7.947 mas, bpa=-6.526 degrees ! Estimated noise=1065.7 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.943 x 7.947 at -6.526 degrees (North through East) ! Clean map min=-0.0092015 max=1.0986 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=0.210362Jy sigma=0.001439 ! Fit after self-cal, rms=0.183847Jy sigma=0.001131 ! Inverting map and beam ! Estimated beam: bmin=2.942 mas, bmaj=7.949 mas, bpa=-6.622 degrees ! Estimated noise=1063.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00229221 Jy ! Component: 100 - total flux cleaned = -0.00171494 Jy ! Component: 150 - total flux cleaned = -0.00147555 Jy ! Component: 200 - total flux cleaned = -0.0014021 Jy ! Total flux subtracted in 200 components = -0.0014021 Jy ! Clean residual min=-0.007235 max=0.005101 Jy/beam ! Clean residual mean=-0.000219 rms=0.001518 Jy/beam ! Combined flux in latest and established models = 1.50458 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 151 components and 1.50458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183720Jy sigma=0.001130 ! Fit after self-cal, rms=0.183698Jy sigma=0.001130 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000266861 Jy ! Component: 100 - total flux cleaned = 0.000276384 Jy ! Component: 150 - total flux cleaned = 0.00027637 Jy ! Component: 200 - total flux cleaned = 0.00027736 Jy ! Total flux subtracted in 200 components = 0.00027736 Jy ! Clean residual min=-0.007128 max=0.005021 Jy/beam ! Clean residual mean=-0.000224 rms=0.001478 Jy/beam ! Combined flux in latest and established models = 1.50485 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 159 components and 1.50485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183616Jy sigma=0.001130 ! Fit after self-cal, rms=0.183602Jy sigma=0.001129 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183602Jy sigma=0.001129 ! Fit after self-cal, rms=0.183952Jy sigma=0.001129 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 ! Estimated beam: bmin=2.398 mas, bmaj=5.566 mas, bpa=-1.101 degrees ! Estimated noise=1677.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.840526 Jy ! Component: 100 - total flux cleaned = 1.0732 Jy ! Component: 150 - total flux cleaned = 1.19672 Jy ! Component: 200 - total flux cleaned = 1.27651 Jy ! Total flux subtracted in 200 components = 1.27651 Jy ! Clean residual min=-0.021866 max=0.043478 Jy/beam ! Clean residual mean=0.000296 rms=0.007159 Jy/beam ! Combined flux in latest and established models = 1.27651 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 25 model components to the UV plane model. ! The established model now contains 25 components and 1.27651 Jy ! Inverting map and beam ! Estimated beam: bmin=2.945 mas, bmaj=7.956 mas, bpa=-6.582 degrees ! Estimated noise=1063.55 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 = 0.0812227 Jy ! Component: 100 - total flux cleaned = 0.12674 Jy ! Component: 150 - total flux cleaned = 0.155024 Jy ! Component: 200 - total flux cleaned = 0.174555 Jy ! Total flux subtracted in 200 components = 0.174555 Jy ! Clean residual min=-0.006997 max=0.014010 Jy/beam ! Clean residual mean=0.000439 rms=0.002844 Jy/beam ! Combined flux in latest and established models = 1.45107 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 89 components and 1.45107 Jy ! Inverting map ! Added new window around map position (-1, 10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014913 Jy ! Component: 100 - total flux cleaned = 0.0255466 Jy ! Component: 150 - total flux cleaned = 0.0334637 Jy ! Component: 200 - total flux cleaned = 0.0388115 Jy ! Total flux subtracted in 200 components = 0.0388115 Jy ! Clean residual min=-0.006800 max=0.006404 Jy/beam ! Clean residual mean=-0.000035 rms=0.001718 Jy/beam ! Combined flux in latest and established models = 1.48988 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 111 components and 1.48988 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.184 mas, bmaj=16.92 mas, bpa=-3.821 degrees ! Estimated noise=1337.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00719976 Jy ! Component: 100 - total flux cleaned = 0.00878807 Jy ! Component: 150 - total flux cleaned = 0.0094636 Jy ! Component: 200 - total flux cleaned = 0.00964163 Jy ! Total flux subtracted in 200 components = 0.00964163 Jy ! Clean residual min=-0.005840 max=0.004384 Jy/beam ! Clean residual mean=-0.000330 rms=0.001616 Jy/beam ! Combined flux in latest and established models = 1.49952 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 = -4.47824e-07 Jy ! Component: 100 - total flux cleaned = 6.64805e-05 Jy ! Component: 150 - total flux cleaned = 6.70509e-05 Jy ! Component: 200 - total flux cleaned = 0.00012344 Jy ! Total flux subtracted in 200 components = 0.00012344 Jy ! Clean residual min=-0.005814 max=0.004357 Jy/beam ! Clean residual mean=-0.000330 rms=0.001556 Jy/beam ! Combined flux in latest and established models = 1.49964 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 145 components and 1.49964 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.945 mas, bmaj=7.956 mas, bpa=-6.582 degrees ! Estimated noise=1063.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000929135 Jy ! Component: 100 - total flux cleaned = -0.000770587 Jy ! Component: 150 - total flux cleaned = -0.000779625 Jy ! Component: 200 - total flux cleaned = -0.000908343 Jy ! Total flux subtracted in 200 components = -0.000908343 Jy ! Clean residual min=-0.006089 max=0.004822 Jy/beam ! Clean residual mean=-0.000139 rms=0.001420 Jy/beam ! Combined flux in latest and established models = 1.49874 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 153 components and 1.49874 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184019Jy sigma=0.001128 ! Fit after self-cal, rms=0.183915Jy sigma=0.001127 wmodel J2258-2758_S_1999_05_10_pus_map.mod ! Writing 153 model components to file: J2258-2758_S_1999_05_10_pus_map.mod wobs J2258-2758_S_1999_05_10_pus_uvs.fits ! Writing UV FITS file: J2258-2758_S_1999_05_10_pus_uvs.fits wwins J2258-2758_S_1999_05_10_pus_map.win ! wwins: Wrote 4 windows to J2258-2758_S_1999_05_10_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00263014 Jy ! Component: 100 - total flux cleaned = -0.00355062 Jy ! Component: 150 - total flux cleaned = -0.00406073 Jy ! Component: 200 - total flux cleaned = -0.00422187 Jy ! Component: 250 - total flux cleaned = -0.00460529 Jy ! Component: 300 - total flux cleaned = -0.00526774 Jy ! Component: 350 - total flux cleaned = -0.00590712 Jy ! Component: 400 - total flux cleaned = -0.00638953 Jy ! Component: 450 - total flux cleaned = -0.00679132 Jy ! Component: 500 - total flux cleaned = -0.00711811 Jy ! Component: 550 - total flux cleaned = -0.00749838 Jy ! Component: 600 - total flux cleaned = -0.00774381 Jy ! Component: 650 - total flux cleaned = -0.00798318 Jy ! Component: 700 - total flux cleaned = -0.00821818 Jy ! Component: 750 - total flux cleaned = -0.00856105 Jy ! Component: 800 - total flux cleaned = -0.00872791 Jy ! Component: 850 - total flux cleaned = -0.00900184 Jy ! Component: 900 - total flux cleaned = -0.0092704 Jy ! Component: 950 - total flux cleaned = -0.00937542 Jy ! Component: 1000 - total flux cleaned = -0.00942695 Jy ! Component: 1050 - total flux cleaned = -0.00957899 Jy ! Component: 1100 - total flux cleaned = -0.00972818 Jy ! Component: 1150 - total flux cleaned = -0.0099245 Jy ! Component: 1200 - total flux cleaned = -0.0100692 Jy ! Component: 1250 - total flux cleaned = -0.0101646 Jy ! Component: 1300 - total flux cleaned = -0.0103979 Jy ! Component: 1350 - total flux cleaned = -0.0104893 Jy ! Component: 1400 - total flux cleaned = -0.0106695 Jy ! Component: 1450 - total flux cleaned = -0.0107133 Jy ! Component: 1500 - total flux cleaned = -0.0108008 Jy ! Component: 1550 - total flux cleaned = -0.0109305 Jy ! Component: 1600 - total flux cleaned = -0.0110152 Jy ! Component: 1650 - total flux cleaned = -0.0110994 Jy ! Component: 1700 - total flux cleaned = -0.0111413 Jy ! Component: 1750 - total flux cleaned = -0.011265 Jy ! Component: 1800 - total flux cleaned = -0.0113463 Jy ! Component: 1850 - total flux cleaned = -0.0114266 Jy ! Component: 1900 - total flux cleaned = -0.011466 Jy ! Component: 1950 - total flux cleaned = -0.0116226 Jy ! Component: 2000 - total flux cleaned = -0.0116224 Jy ! Total flux subtracted in 2048 components = -0.0116609 Jy ! Clean residual min=-0.002265 max=0.002587 Jy/beam ! Clean residual mean=0.000005 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 1.48708 Jy keep ! Adding 128 model components to the UV plane model. ! The established model now contains 281 components and 1.48708 Jy ![Exited script file: muppet] wmap "J2258-2758_S_1999_05_10_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.945 x 7.956 at -6.582 degrees (North through East) ! Clean map min=-0.0044308 max=1.0999 Jy/beam ! Writing clean map to FITS file: J2258-2758_S_1999_05_10_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.0999 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000751594 device "J2258-2758_S_1999_05_10_pus\_map.eps/VPS" ! Attempting to open device: 'J2258-2758_S_1999_05_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.205 0.205 0.41 0.819999 1.64 3.28 6.55999 13.12 26.24 52.4799 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.099 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.945 x 7.956 at -6.582 degrees (North through East) ! Clean map min=-0.0044308 max=1.0999 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2258-2758_S_1999_05_10_pus\_map.gif/vgif" ! Attempting to open device: 'J2258-2758_S_1999_05_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2258-2758_S_1999_05_10_pus_uvs.log closed on Mon Jan 21 17:52:02 2008