! Started logfile: J0921-2618_S_2001_04_09_pus_uvs.log on Fri Oct 5 15:58:55 2007 obs J0921-2618_S_2001_04_09_pus_uva.fits ! Reading UV FITS file: J0921-2618_S_2001_04_09_pus_uva.fits ! AN table 1: 10 integrations on 190 of 190 possible baselines. ! AN table 2: 45 integrations on 190 of 190 possible baselines. ! AN table 3: 180 integrations on 190 of 190 possible baselines. ! AN table 4: 29 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0586722 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0921-2618 ! ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1949 lines of history. ! ! Reading 11772 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 J0921-2618_S_2001_04_09_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 200 telescope corrections were flagged in sub-array 1. ! A total of 870 telescope corrections were flagged in sub-array 2. ! A total of 2808 telescope corrections were flagged in sub-array 3. ! A total of 509 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 870 telescope corrections were flagged in sub-array 2. ! A total of 2808 telescope corrections were flagged in sub-array 3. ! A total of 509 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 870 telescope corrections were flagged in sub-array 2. ! A total of 2808 telescope corrections were flagged in sub-array 3. ! A total of 509 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 870 telescope corrections were flagged in sub-array 2. ! A total of 2808 telescope corrections were flagged in sub-array 3. ! A total of 509 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.004286Jy sigma=0.007983 ! Fit after self-cal, rms=0.426194Jy sigma=0.003106 ! 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=2.369 mas, bmaj=5.68 mas, bpa=-3.111 degrees ! Estimated noise=1433.36 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 = 0.483829 Jy ! Component: 100 - total flux cleaned = 0.677104 Jy ! Total flux subtracted in 100 components = 0.677104 Jy ! Clean residual min=-0.033109 max=0.096530 Jy/beam ! Clean residual mean=0.000763 rms=0.011532 Jy/beam ! Combined flux in latest and established models = 0.677104 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.677104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.352571Jy sigma=0.002731 ! Fit after self-cal, rms=0.352238Jy sigma=0.002730 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.115534 Jy ! Component: 100 - total flux cleaned = 0.188723 Jy ! Total flux subtracted in 100 components = 0.188723 Jy ! Clean residual min=-0.021296 max=0.046568 Jy/beam ! Clean residual mean=0.000391 rms=0.006611 Jy/beam ! Combined flux in latest and established models = 0.865827 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 0.865827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266736Jy sigma=0.001961 ! Fit after self-cal, rms=0.266347Jy sigma=0.001959 ! Inverting map ! Added new window around map position (-3.5, 1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0531336 Jy ! Component: 100 - total flux cleaned = 0.0905721 Jy ! Total flux subtracted in 100 components = 0.0905721 Jy ! Clean residual min=-0.016484 max=0.023397 Jy/beam ! Clean residual mean=0.000207 rms=0.005028 Jy/beam ! Combined flux in latest and established models = 0.956399 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 53 components and 0.9564 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241236Jy sigma=0.001715 ! Fit after self-cal, rms=0.240729Jy sigma=0.001713 ! 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=3.22 mas, bmaj=7.571 mas, bpa=-6.434 degrees ! Estimated noise=875.424 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 = 0.0674091 Jy ! Component: 100 - total flux cleaned = 0.104446 Jy ! Component: 150 - total flux cleaned = 0.125983 Jy ! Component: 200 - total flux cleaned = 0.13879 Jy ! Total flux subtracted in 200 components = 0.13879 Jy ! Clean residual min=-0.013651 max=0.018874 Jy/beam ! Clean residual mean=0.000302 rms=0.004172 Jy/beam ! Combined flux in latest and established models = 1.09519 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 95 components and 1.09519 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224219Jy sigma=0.001531 ! Fit after self-cal, rms=0.223212Jy sigma=0.001524 ! 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* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! A total of 87 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.98 GC 1.00* GG 1.00* ! HH 1.04 HN 1.09 KK 1.03 KP 0.90 ! LA 0.95 MA 1.12 MC 0.99 MK 1.03 ! NL 1.02 NY 1.00* OV 1.02 PT 0.95 ! SC 1.02 TS 1.00* WF 1.02 WZ 0.98 ! ! A total of 39 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.90 KP 1.33 ! LA 1.00* MA 1.00* MC 1.00* MK 0.91 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.16 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! A total of 87 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.96 GC 1.00* GG 1.00* ! HH 0.93 HN 1.05 KK 1.03 KP 1.20 ! LA 0.97 MA 1.73 MC 1.03 MK 1.03 ! NL 1.03 NY 1.00* OV 0.99 PT 0.97 ! SC 1.01 TS 1.00* WF 1.05 WZ 1.24 ! ! A total of 39 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.97 KP 1.09 ! LA 1.00* MA 1.00* MC 1.00* MK 0.90 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.29 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! A total of 87 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.94 GC 1.00* GG 1.00* ! HH 0.82 HN 1.07 KK 0.96 KP 0.97 ! LA 0.92 MA 1.02 MC 1.09 MK 0.93 ! NL 1.02 NY 1.00* OV 0.97 PT 1.01 ! SC 0.92 TS 1.00* WF 0.95 WZ 1.04 ! ! A total of 39 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.91 KP 1.24 ! LA 1.00* MA 1.00* MC 1.00* MK 0.91 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.04 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! A total of 87 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.95 GC 1.00* GG 1.00* ! HH 1.34 HN 1.04 KK 0.95 KP 0.95 ! LA 0.95 MA 1.30 MC 0.65 MK 0.89 ! NL 1.01 NY 1.00* OV 0.99 PT 1.12 ! SC 0.93 TS 1.00* WF 0.95 WZ 2.06 ! ! A total of 39 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.03 KP 1.23 ! LA 1.00* MA 1.00* MC 1.00* MK 0.80 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.98 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.223212Jy sigma=0.001524 ! Fit after self-cal, rms=0.206935Jy sigma=0.001374 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.233 mas, bmaj=9.333 mas, bpa=-7.488 degrees ! Estimated noise=876.473 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 = 0.00632631 Jy ! Component: 100 - total flux cleaned = 0.00674199 Jy ! Component: 150 - total flux cleaned = 0.00708402 Jy ! Component: 200 - total flux cleaned = 0.00728563 Jy ! Total flux subtracted in 200 components = 0.00728563 Jy ! Clean residual min=-0.009898 max=0.010004 Jy/beam ! Clean residual mean=0.000390 rms=0.002920 Jy/beam ! Combined flux in latest and established models = 1.10248 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 102 components and 1.10248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206668Jy sigma=0.001372 ! Fit after self-cal, rms=0.208609Jy sigma=0.001371 ! 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=0.208609Jy sigma=0.001371 ! Fit after self-cal, rms=0.217061Jy sigma=0.001304 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.244 mas, bmaj=9.365 mas, bpa=-7.36 degrees ! Estimated noise=879.469 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00405285 Jy ! Component: 100 - total flux cleaned = 0.00427283 Jy ! Component: 150 - total flux cleaned = 0.00435302 Jy ! Component: 200 - total flux cleaned = 0.00449213 Jy ! Total flux subtracted in 200 components = 0.00449213 Jy ! Clean residual min=-0.004431 max=0.010161 Jy/beam ! Clean residual mean=0.000360 rms=0.001749 Jy/beam ! Combined flux in latest and established models = 1.10697 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 110 components and 1.10697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216968Jy sigma=0.001303 ! Fit after self-cal, rms=0.218330Jy sigma=0.001302 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) ! Added new window around map position (-8, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00965491 Jy ! Component: 100 - total flux cleaned = 0.0123081 Jy ! Component: 150 - total flux cleaned = 0.0127352 Jy ! Component: 200 - total flux cleaned = 0.0126272 Jy ! Total flux subtracted in 200 components = 0.0126272 Jy ! Clean residual min=-0.005172 max=0.004627 Jy/beam ! Clean residual mean=0.000112 rms=0.001342 Jy/beam ! Combined flux in latest and established models = 1.11959 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 135 components and 1.11959 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217924Jy sigma=0.001298 ! Fit after self-cal, rms=0.217882Jy sigma=0.001297 ! 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=0.217882Jy sigma=0.001297 ! Fit after self-cal, rms=0.233077Jy sigma=0.001296 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.246 mas, bmaj=9.372 mas, bpa=-7.254 degrees ! Estimated noise=879.281 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00444587 Jy ! Component: 100 - total flux cleaned = 0.00532339 Jy ! Component: 150 - total flux cleaned = 0.00566875 Jy ! Component: 200 - total flux cleaned = 0.00566776 Jy ! Total flux subtracted in 200 components = 0.00566776 Jy ! Clean residual min=-0.004478 max=0.004295 Jy/beam ! Clean residual mean=0.000126 rms=0.001204 Jy/beam ! Combined flux in latest and established models = 1.12526 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 151 components and 1.12526 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232949Jy sigma=0.001295 ! Fit after self-cal, rms=0.233840Jy sigma=0.001295 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 = 0.00117205 Jy ! Component: 100 - total flux cleaned = 0.00117185 Jy ! Component: 150 - total flux cleaned = 0.00111378 Jy ! Component: 200 - total flux cleaned = 0.00111423 Jy ! Total flux subtracted in 200 components = 0.00111423 Jy ! Clean residual min=-0.004538 max=0.004130 Jy/beam ! Clean residual mean=0.000106 rms=0.001188 Jy/beam ! Combined flux in latest and established models = 1.12638 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 160 components and 1.12638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233798Jy sigma=0.001295 ! Fit after self-cal, rms=0.233803Jy sigma=0.001295 ! 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=0.233803Jy sigma=0.001295 ! Fit after self-cal, rms=0.250010Jy sigma=0.001294 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.024 mas, bmaj=18.08 mas, bpa=4.632 degrees ! Estimated noise=1066.2 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214962 Jy ! Component: 100 - total flux cleaned = 0.00252659 Jy ! Component: 150 - total flux cleaned = 0.00283245 Jy ! Component: 200 - total flux cleaned = 0.0030478 Jy ! Total flux subtracted in 200 components = 0.0030478 Jy ! Clean residual min=-0.003860 max=0.003815 Jy/beam ! Clean residual mean=0.000220 rms=0.001296 Jy/beam ! Combined flux in latest and established models = 1.12942 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 171 components and 1.12942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250016Jy sigma=0.001294 ! Fit after self-cal, rms=0.250611Jy sigma=0.001294 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 = 0.000350482 Jy ! Component: 100 - total flux cleaned = 0.000535522 Jy ! Component: 150 - total flux cleaned = 0.00068912 Jy ! Component: 200 - total flux cleaned = 0.000798543 Jy ! Total flux subtracted in 200 components = 0.000798543 Jy ! Clean residual min=-0.003835 max=0.003813 Jy/beam ! Clean residual mean=0.000191 rms=0.001293 Jy/beam ! Combined flux in latest and established models = 1.13022 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 184 components and 1.13022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250613Jy sigma=0.001294 ! Fit after self-cal, rms=0.250613Jy sigma=0.001294 ! 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=3.246 mas, bmaj=9.386 mas, bpa=-7.211 degrees ! Estimated noise=879.203 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.246 x 9.386 at -7.211 degrees (North through East) ! Clean map min=-0.004265 max=0.75025 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=0.250613Jy sigma=0.001294 ! Fit after self-cal, rms=0.291685Jy sigma=0.001136 ! Inverting map and beam ! Estimated beam: bmin=3.24 mas, bmaj=9.359 mas, bpa=-7.256 degrees ! Estimated noise=878.354 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000267247 Jy ! Component: 100 - total flux cleaned = 0.000264075 Jy ! Component: 150 - total flux cleaned = 0.000260339 Jy ! Component: 200 - total flux cleaned = 0.000307427 Jy ! Total flux subtracted in 200 components = 0.000307427 Jy ! Clean residual min=-0.004149 max=0.003919 Jy/beam ! Clean residual mean=0.000189 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 1.13053 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 194 components and 1.13053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291651Jy sigma=0.001136 ! Fit after self-cal, rms=0.291669Jy sigma=0.001136 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.49834e-05 Jy ! Component: 100 - total flux cleaned = -5.5543e-05 Jy ! Component: 150 - total flux cleaned = -5.56698e-05 Jy ! Component: 200 - total flux cleaned = -9.13488e-05 Jy ! Total flux subtracted in 200 components = -9.13488e-05 Jy ! Clean residual min=-0.004170 max=0.003816 Jy/beam ! Clean residual mean=0.000191 rms=0.001028 Jy/beam ! Combined flux in latest and established models = 1.13044 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 201 components and 1.13044 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291648Jy sigma=0.001136 ! Fit after self-cal, rms=0.291654Jy sigma=0.001136 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291654Jy sigma=0.001136 ! Fit after self-cal, rms=0.348217Jy sigma=0.001136 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=2.385 mas, bmaj=6.854 mas, bpa=-5.748 degrees ! Estimated noise=1419.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.491232 Jy ! Component: 100 - total flux cleaned = 0.687742 Jy ! Component: 150 - total flux cleaned = 0.803181 Jy ! Component: 200 - total flux cleaned = 0.878168 Jy ! Total flux subtracted in 200 components = 0.878168 Jy ! Clean residual min=-0.016179 max=0.040749 Jy/beam ! Clean residual mean=0.000486 rms=0.005960 Jy/beam ! Combined flux in latest and established models = 0.878168 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 34 model components to the UV plane model. ! The established model now contains 34 components and 0.878168 Jy ! Inverting map and beam ! Estimated beam: bmin=3.238 mas, bmaj=9.364 mas, bpa=-7.257 degrees ! Estimated noise=878.082 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 = 0.101689 Jy ! Component: 100 - total flux cleaned = 0.157161 Jy ! Component: 150 - total flux cleaned = 0.189764 Jy ! Component: 200 - total flux cleaned = 0.209791 Jy ! Total flux subtracted in 200 components = 0.209791 Jy ! Clean residual min=-0.005478 max=0.012695 Jy/beam ! Clean residual mean=0.000983 rms=0.002466 Jy/beam ! Combined flux in latest and established models = 1.08796 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 89 components and 1.08796 Jy ! Inverting map ! Added new window around map position (3, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138321 Jy ! Component: 100 - total flux cleaned = 0.0231714 Jy ! Component: 150 - total flux cleaned = 0.0298449 Jy ! Component: 200 - total flux cleaned = 0.0346828 Jy ! Total flux subtracted in 200 components = 0.0346828 Jy ! Clean residual min=-0.004284 max=0.003989 Jy/beam ! Clean residual mean=0.000356 rms=0.001156 Jy/beam ! Combined flux in latest and established models = 1.12264 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 136 components and 1.12264 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=8.021 mas, bmaj=18.07 mas, bpa=4.643 degrees ! Estimated noise=1066.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00532715 Jy ! Component: 100 - total flux cleaned = 0.008486 Jy ! Component: 150 - total flux cleaned = 0.0102948 Jy ! Component: 200 - total flux cleaned = 0.0107274 Jy ! Total flux subtracted in 200 components = 0.0107274 Jy ! Clean residual min=-0.003364 max=0.003887 Jy/beam ! Clean residual mean=0.000301 rms=0.001124 Jy/beam ! Combined flux in latest and established models = 1.13337 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 = 0.000418065 Jy ! Component: 100 - total flux cleaned = 0.000728144 Jy ! Component: 150 - total flux cleaned = 0.000993971 Jy ! Component: 200 - total flux cleaned = 0.00122393 Jy ! Total flux subtracted in 200 components = 0.00122393 Jy ! Clean residual min=-0.003225 max=0.003843 Jy/beam ! Clean residual mean=0.000257 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 1.13459 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 189 components and 1.13459 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.238 mas, bmaj=9.364 mas, bpa=-7.257 degrees ! Estimated noise=878.082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000270015 Jy ! Component: 100 - total flux cleaned = -0.000158915 Jy ! Component: 150 - total flux cleaned = -0.000156971 Jy ! Component: 200 - total flux cleaned = -0.000157706 Jy ! Total flux subtracted in 200 components = -0.000157706 Jy ! Clean residual min=-0.004010 max=0.003711 Jy/beam ! Clean residual mean=0.000139 rms=0.001011 Jy/beam ! Combined flux in latest and established models = 1.13443 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 206 components and 1.13443 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.348146Jy sigma=0.001136 ! Fit after self-cal, rms=0.348162Jy sigma=0.001135 wmodel J0921-2618_S_2001_04_09_pus_map.mod ! Writing 206 model components to file: J0921-2618_S_2001_04_09_pus_map.mod wobs J0921-2618_S_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J0921-2618_S_2001_04_09_pus_uvs.fits wwins J0921-2618_S_2001_04_09_pus_map.win ! wwins: Wrote 4 windows to J0921-2618_S_2001_04_09_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 = -0.000815654 Jy ! Component: 100 - total flux cleaned = -0.00100776 Jy ! Component: 150 - total flux cleaned = -0.00106721 Jy ! Component: 200 - total flux cleaned = -0.00112418 Jy ! Component: 250 - total flux cleaned = -0.00106932 Jy ! Component: 300 - total flux cleaned = -0.000962237 Jy ! Component: 350 - total flux cleaned = -0.000858891 Jy ! Component: 400 - total flux cleaned = -0.000758814 Jy ! Component: 450 - total flux cleaned = -0.000514115 Jy ! Component: 500 - total flux cleaned = -0.00041918 Jy ! Component: 550 - total flux cleaned = -0.000232313 Jy ! Component: 600 - total flux cleaned = -9.47383e-05 Jy ! Component: 650 - total flux cleaned = 8.55694e-05 Jy ! Component: 700 - total flux cleaned = 0.000129648 Jy ! Component: 750 - total flux cleaned = 0.000217142 Jy ! Component: 800 - total flux cleaned = 0.000216951 Jy ! Component: 850 - total flux cleaned = 0.000344484 Jy ! Component: 900 - total flux cleaned = 0.000386075 Jy ! Component: 950 - total flux cleaned = 0.000469149 Jy ! Component: 1000 - total flux cleaned = 0.000631843 Jy ! Component: 1050 - total flux cleaned = 0.000792308 Jy ! Component: 1100 - total flux cleaned = 0.000831534 Jy ! Component: 1150 - total flux cleaned = 0.00094873 Jy ! Component: 1200 - total flux cleaned = 0.0010262 Jy ! Component: 1250 - total flux cleaned = 0.00117897 Jy ! Component: 1300 - total flux cleaned = 0.00121654 Jy ! Component: 1350 - total flux cleaned = 0.00132865 Jy ! Component: 1400 - total flux cleaned = 0.00136571 Jy ! Component: 1450 - total flux cleaned = 0.00151185 Jy ! Component: 1500 - total flux cleaned = 0.00165628 Jy ! Component: 1550 - total flux cleaned = 0.00169172 Jy ! Component: 1600 - total flux cleaned = 0.00176254 Jy ! Component: 1650 - total flux cleaned = 0.00183218 Jy ! Component: 1700 - total flux cleaned = 0.00186666 Jy ! Component: 1750 - total flux cleaned = 0.00200385 Jy ! Component: 1800 - total flux cleaned = 0.00200355 Jy ! Component: 1850 - total flux cleaned = 0.00203743 Jy ! Component: 1900 - total flux cleaned = 0.00213729 Jy ! Component: 1950 - total flux cleaned = 0.00217021 Jy ! Component: 2000 - total flux cleaned = 0.00220297 Jy ! Total flux subtracted in 2048 components = 0.0023002 Jy ! Clean residual min=-0.002010 max=0.002414 Jy/beam ! Clean residual mean=0.000074 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 1.13674 Jy keep ! Adding 109 model components to the UV plane model. ! The established model now contains 315 components and 1.13673 Jy ![Exited script file: muppet] wmap "J0921-2618_S_2001_04_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.238 x 9.364 at -7.257 degrees (North through East) ! Clean map min=-0.0036822 max=0.74933 Jy/beam ! Writing clean map to FITS file: J0921-2618_S_2001_04_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.749328 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000648947 device "J0921-2618_S_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_S_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.259811 0.259811 0.519623 1.03925 2.07849 4.15698 8.31397 16.6279 33.2559 66.5117 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.749 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.238 x 9.364 at -7.257 degrees (North through East) ! Clean map min=-0.0036822 max=0.74933 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0921-2618_S_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0921-2618_S_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0921-2618_S_2001_04_09_pus_uvs.log closed on Fri Oct 5 15:59:06 2007