! Started logfile: J2246-1206_S_2001_04_09_pus_uvs.log on Fri Oct 5 16:20:56 2007 obs J2246-1206_S_2001_04_09_pus_uva.fits ! Reading UV FITS file: J2246-1206_S_2001_04_09_pus_uva.fits ! AN table 1: 16 integrations on 190 of 190 possible baselines. ! AN table 2: 68 integrations on 190 of 190 possible baselines. ! AN table 3: 196 integrations on 190 of 190 possible baselines. ! AN table 4: 10 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0538113 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2246-1206 ! ! 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 11860 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 J2246-1206_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 180 telescope corrections were flagged in sub-array 1. ! A total of 1000 telescope corrections were flagged in sub-array 2. ! A total of 3252 telescope corrections were flagged in sub-array 3. ! A total of 200 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 1000 telescope corrections were flagged in sub-array 2. ! A total of 3252 telescope corrections were flagged in sub-array 3. ! A total of 200 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 1000 telescope corrections were flagged in sub-array 2. ! A total of 3252 telescope corrections were flagged in sub-array 3. ! A total of 200 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 1000 telescope corrections were flagged in sub-array 2. ! A total of 3293 telescope corrections were flagged in sub-array 3. ! A total of 200 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.556283Jy sigma=0.012563 ! Fit after self-cal, rms=0.843008Jy sigma=0.006195 ! 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=2.06 mas, bmaj=4.126 mas, bpa=-1.484 degrees ! Estimated noise=1489.76 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 = 1.1272 Jy ! Component: 100 - total flux cleaned = 1.5081 Jy ! Total flux subtracted in 100 components = 1.5081 Jy ! Clean residual min=-0.054574 max=0.172743 Jy/beam ! Clean residual mean=0.001800 rms=0.018368 Jy/beam ! Combined flux in latest and established models = 1.5081 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.5081 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.564078Jy sigma=0.003775 ! Fit after self-cal, rms=0.559664Jy sigma=0.003764 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.193763 Jy ! Component: 100 - total flux cleaned = 0.300509 Jy ! Total flux subtracted in 100 components = 0.300509 Jy ! Clean residual min=-0.036142 max=0.073364 Jy/beam ! Clean residual mean=0.001038 rms=0.010564 Jy/beam ! Combined flux in latest and established models = 1.80861 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 1.80861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.459855Jy sigma=0.002767 ! Fit after self-cal, rms=0.458260Jy sigma=0.002761 ! Inverting map ! Added new window around map position (5.5, 8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0763176 Jy ! Component: 100 - total flux cleaned = 0.127404 Jy ! Total flux subtracted in 100 components = 0.127404 Jy ! Clean residual min=-0.029899 max=0.040950 Jy/beam ! Clean residual mean=0.000682 rms=0.008701 Jy/beam ! Combined flux in latest and established models = 1.93602 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 36 components and 1.93602 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.436031Jy sigma=0.002511 ! Fit after self-cal, rms=0.435135Jy sigma=0.002504 ! 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=2.437 mas, bmaj=5.086 mas, bpa=-2.236 degrees ! Estimated noise=931.956 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 = 0.0795625 Jy ! Component: 100 - total flux cleaned = 0.120519 Jy ! Component: 150 - total flux cleaned = 0.143362 Jy ! Component: 200 - total flux cleaned = 0.15508 Jy ! Total flux subtracted in 200 components = 0.15508 Jy ! Clean residual min=-0.039304 max=0.037903 Jy/beam ! Clean residual mean=-0.002793 rms=0.011383 Jy/beam ! Combined flux in latest and established models = 2.0911 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 2.0911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.422478Jy sigma=0.002355 ! Fit after self-cal, rms=0.421621Jy sigma=0.002346 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.06 GC 1.46 GG 1.00* ! HH 1.00* HN 1.00* KK 0.99 KP 1.08 ! LA 1.03 MA 1.00* MC 1.00* MK 1.24 ! NL 1.00* NY 1.00* OV 1.10 PT 1.01 ! SC 1.00* TS 1.00 WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.01 KK 0.95 KP 1.00 ! LA 0.95 MA 1.00* MC 1.00* MK 0.98 ! NL 1.02 NY 1.00* OV 1.01 PT 0.93 ! SC 0.95 TS 1.00* WF 1.03 WZ 1.00* ! ! A total of 270 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.15 FD 1.01 GC 1.00* GG 1.00* ! HH 1.03 HN 1.19 KK 1.00* KP 0.95 ! LA 1.01 MA 1.62 MC 0.90 MK 1.00* ! NL 1.00* NY 1.00* OV 1.07 PT 1.00* ! SC 1.09 TS 1.00* WF 0.95 WZ 0.98 ! ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 GC 0.99 GG 1.00* ! HH 1.00* HN 1.00* KK 0.94 KP 0.64 ! LA 1.05 MA 1.00* MC 1.00* MK 0.99 ! NL 1.00* NY 1.00* OV 1.00 PT 1.03 ! SC 1.00* TS 1.04 WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00 KK 0.94 KP 0.93 ! LA 0.97 MA 1.00* MC 1.00* MK 1.00 ! NL 1.01 NY 1.00* OV 0.98 PT 0.96 ! SC 0.97 TS 1.00* WF 1.04 WZ 1.00* ! ! A total of 270 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.15 FD 1.01 GC 1.00* GG 1.00* ! HH 1.08 HN 1.17 KK 1.00* KP 1.54 ! LA 1.01 MA 2.06 MC 1.03 MK 1.00* ! NL 1.00* NY 1.00* OV 1.05 PT 1.00* ! SC 1.05 TS 1.00* WF 1.00 WZ 0.91 ! ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 GC 1.01 GG 1.00* ! HH 1.00* HN 1.00* KK 0.96 KP 1.04 ! LA 0.99 MA 1.00* MC 1.00* MK 0.95 ! NL 1.00* NY 1.00* OV 1.00 PT 1.03 ! SC 1.00* TS 1.03 WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 0.95 KP 1.01 ! LA 0.94 MA 1.00* MC 1.00* MK 0.97 ! NL 1.01 NY 1.00* OV 0.98 PT 0.97 ! SC 0.96 TS 1.00* WF 1.03 WZ 1.00* ! ! A total of 270 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.19 FD 1.04 GC 1.00* GG 1.00* ! HH 1.09 HN 1.21 KK 1.00* KP 1.06 ! LA 1.01 MA 0.94 MC 0.93 MK 1.00* ! NL 1.00* NY 1.00* OV 1.03 PT 1.00* ! SC 1.00 TS 1.00* WF 0.99 WZ 0.99 ! ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 GC 1.03 GG 1.00* ! HH 1.00* HN 1.00* KK 0.93 KP 1.02 ! LA 1.03 MA 1.00* MC 1.00* MK 0.92 ! NL 1.00* NY 1.00* OV 0.99 PT 1.07 ! SC 1.00* TS 0.99 WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 0.92 KP 1.00 ! LA 0.98 MA 1.00* MC 1.00* MK 0.95 ! NL 1.00 NY 1.00* OV 0.99 PT 0.97 ! SC 0.97 TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 261 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.12 FD 1.04 GC 1.00* GG 1.00* ! HH 1.11 HN 1.23 KK 1.00* KP 1.12 ! LA 1.04 MA 1.05 MC 1.34 MK 1.00* ! NL 1.00* NY 1.00* OV 1.02 PT 1.00* ! SC 1.10 TS 1.00* WF 0.99 WZ 1.18 ! ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Fit before self-cal, rms=0.421621Jy sigma=0.002346 ! Fit after self-cal, rms=0.408142Jy sigma=0.001561 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.427 mas, bmaj=5.415 mas, bpa=-2.505 degrees ! Estimated noise=964.405 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 (9.5, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0199793 Jy ! Component: 100 - total flux cleaned = 0.0230912 Jy ! Component: 150 - total flux cleaned = 0.0234785 Jy ! Component: 200 - total flux cleaned = 0.0231809 Jy ! Total flux subtracted in 200 components = 0.0231809 Jy ! Clean residual min=-0.010175 max=0.009784 Jy/beam ! Clean residual mean=-0.000520 rms=0.002856 Jy/beam ! Combined flux in latest and established models = 2.11428 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 2.11428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.406915Jy sigma=0.001545 ! Fit after self-cal, rms=0.406763Jy sigma=0.001542 ! 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=0.406763Jy sigma=0.001542 ! Fit after self-cal, rms=0.421197Jy sigma=0.001505 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.43 mas, bmaj=5.432 mas, bpa=-2.544 degrees ! Estimated noise=966.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00621058 Jy ! Component: 100 - total flux cleaned = 0.00620619 Jy ! Component: 150 - total flux cleaned = 0.00594154 Jy ! Component: 200 - total flux cleaned = 0.00570842 Jy ! Total flux subtracted in 200 components = 0.00570842 Jy ! Clean residual min=-0.008211 max=0.007569 Jy/beam ! Clean residual mean=-0.000381 rms=0.002006 Jy/beam ! Combined flux in latest and established models = 2.11999 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 73 components and 2.11998 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.420658Jy sigma=0.001499 ! Fit after self-cal, rms=0.420975Jy sigma=0.001498 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 = 0.000785409 Jy ! Component: 100 - total flux cleaned = 0.00100487 Jy ! Component: 150 - total flux cleaned = 0.00100108 Jy ! Component: 200 - total flux cleaned = 0.00118268 Jy ! Total flux subtracted in 200 components = 0.00118268 Jy ! Clean residual min=-0.008228 max=0.006972 Jy/beam ! Clean residual mean=-0.000398 rms=0.001898 Jy/beam ! Combined flux in latest and established models = 2.12117 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 2.12117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.420709Jy sigma=0.001496 ! Fit after self-cal, rms=0.420644Jy sigma=0.001495 ! 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=0.420644Jy sigma=0.001495 ! Fit after self-cal, rms=0.423542Jy sigma=0.001494 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.432 mas, bmaj=5.439 mas, bpa=-2.574 degrees ! Estimated noise=966.274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00071236 Jy ! Component: 100 - total flux cleaned = 0.00113821 Jy ! Component: 150 - total flux cleaned = 0.00149352 Jy ! Component: 200 - total flux cleaned = 0.00165474 Jy ! Total flux subtracted in 200 components = 0.00165474 Jy ! Clean residual min=-0.007620 max=0.006516 Jy/beam ! Clean residual mean=-0.000226 rms=0.001768 Jy/beam ! Combined flux in latest and established models = 2.12282 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 82 components and 2.12282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.423313Jy sigma=0.001492 ! Fit after self-cal, rms=0.423250Jy sigma=0.001492 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 = 0.000290237 Jy ! Component: 100 - total flux cleaned = 0.00060107 Jy ! Component: 150 - total flux cleaned = 0.000745139 Jy ! Component: 200 - total flux cleaned = 0.00101266 Jy ! Total flux subtracted in 200 components = 0.00101266 Jy ! Clean residual min=-0.007511 max=0.006331 Jy/beam ! Clean residual mean=-0.000243 rms=0.001705 Jy/beam ! Combined flux in latest and established models = 2.12383 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 90 components and 2.12383 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.423112Jy sigma=0.001491 ! Fit after self-cal, rms=0.423064Jy sigma=0.001491 ! 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=0.423064Jy sigma=0.001491 ! Fit after self-cal, rms=0.424335Jy sigma=0.001490 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.067 mas, bmaj=13.96 mas, bpa=-0.7364 degrees ! Estimated noise=1324.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0042073 Jy ! Component: 100 - total flux cleaned = 0.00450015 Jy ! Component: 150 - total flux cleaned = 0.00491556 Jy ! Component: 200 - total flux cleaned = 0.00519629 Jy ! Total flux subtracted in 200 components = 0.00519629 Jy ! Clean residual min=-0.006357 max=0.005041 Jy/beam ! Clean residual mean=-0.000508 rms=0.001619 Jy/beam ! Combined flux in latest and established models = 2.12903 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 98 components and 2.12903 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.424304Jy sigma=0.001490 ! Fit after self-cal, rms=0.424294Jy sigma=0.001490 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 = 0.000918523 Jy ! Component: 100 - total flux cleaned = 0.000918585 Jy ! Component: 150 - total flux cleaned = 0.000915572 Jy ! Component: 200 - total flux cleaned = 0.000967756 Jy ! Total flux subtracted in 200 components = 0.000967756 Jy ! Clean residual min=-0.006218 max=0.005027 Jy/beam ! Clean residual mean=-0.000554 rms=0.001630 Jy/beam ! Combined flux in latest and established models = 2.13 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 102 components and 2.13 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.424274Jy sigma=0.001490 ! Fit after self-cal, rms=0.424262Jy sigma=0.001490 ! 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=2.434 mas, bmaj=5.444 mas, bpa=-2.612 degrees ! Estimated noise=966.59 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.434 x 5.444 at -2.612 degrees (North through East) ! Clean map min=-0.0073682 max=1.4917 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=0.424262Jy sigma=0.001490 ! Fit after self-cal, rms=1.298319Jy sigma=0.001280 ! Inverting map and beam ! Estimated beam: bmin=2.433 mas, bmaj=5.448 mas, bpa=-2.701 degrees ! Estimated noise=966.796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000195415 Jy ! Component: 100 - total flux cleaned = -0.00034885 Jy ! Component: 150 - total flux cleaned = -0.000347195 Jy ! Component: 200 - total flux cleaned = -0.000224206 Jy ! Total flux subtracted in 200 components = -0.000224206 Jy ! Clean residual min=-0.006617 max=0.007164 Jy/beam ! Clean residual mean=0.000156 rms=0.001830 Jy/beam ! Combined flux in latest and established models = 2.12977 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 115 components and 2.12977 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.298191Jy sigma=0.001278 ! Fit after self-cal, rms=1.298287Jy sigma=0.001278 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000263487 Jy ! Component: 100 - total flux cleaned = 0.000373243 Jy ! Component: 150 - total flux cleaned = 0.000373632 Jy ! Component: 200 - total flux cleaned = 0.000476911 Jy ! Total flux subtracted in 200 components = 0.000476911 Jy ! Clean residual min=-0.006718 max=0.007064 Jy/beam ! Clean residual mean=0.000147 rms=0.001795 Jy/beam ! Combined flux in latest and established models = 2.13025 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 121 components and 2.13025 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.298203Jy sigma=0.001278 ! Fit after self-cal, rms=1.298242Jy sigma=0.001278 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.298242Jy sigma=0.001278 ! Fit after self-cal, rms=4.039341Jy sigma=0.001277 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=2.123 mas, bmaj=4.618 mas, bpa=0.08955 degrees ! Estimated noise=1482.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.15036 Jy ! Component: 100 - total flux cleaned = 1.54505 Jy ! Component: 150 - total flux cleaned = 1.74024 Jy ! Component: 200 - total flux cleaned = 1.85075 Jy ! Total flux subtracted in 200 components = 1.85075 Jy ! Clean residual min=-0.021324 max=0.061040 Jy/beam ! Clean residual mean=0.000629 rms=0.007277 Jy/beam ! Combined flux in latest and established models = 1.85075 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 22 model components to the UV plane model. ! The established model now contains 22 components and 1.85075 Jy ! Inverting map and beam ! Estimated beam: bmin=2.435 mas, bmaj=5.451 mas, bpa=-2.733 degrees ! Estimated noise=966.683 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) ! Added new window around map position (2, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.108426 Jy ! Component: 100 - total flux cleaned = 0.169906 Jy ! Component: 150 - total flux cleaned = 0.208424 Jy ! Component: 200 - total flux cleaned = 0.234112 Jy ! Total flux subtracted in 200 components = 0.234112 Jy ! Clean residual min=-0.009154 max=0.014976 Jy/beam ! Clean residual mean=0.000935 rms=0.003112 Jy/beam ! Combined flux in latest and established models = 2.08487 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 54 components and 2.08486 Jy ! Inverting map ! Added new window around map position (9.5, 13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.01781 Jy ! Component: 100 - total flux cleaned = 0.0301335 Jy ! Component: 150 - total flux cleaned = 0.0381427 Jy ! Component: 200 - total flux cleaned = 0.0410524 Jy ! Total flux subtracted in 200 components = 0.0410524 Jy ! Clean residual min=-0.007342 max=0.007919 Jy/beam ! Clean residual mean=0.000259 rms=0.001909 Jy/beam ! Combined flux in latest and established models = 2.12592 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 69 components and 2.12592 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=8.063 mas, bmaj=14 mas, bpa=-0.7215 degrees ! Estimated noise=1324.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0058317 Jy ! Component: 100 - total flux cleaned = 0.00670346 Jy ! Component: 150 - total flux cleaned = 0.00739807 Jy ! Component: 200 - total flux cleaned = 0.00795617 Jy ! Total flux subtracted in 200 components = 0.00795617 Jy ! Clean residual min=-0.005030 max=0.005300 Jy/beam ! Clean residual mean=0.000331 rms=0.001482 Jy/beam ! Combined flux in latest and established models = 2.13387 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 = 0.000238222 Jy ! Component: 100 - total flux cleaned = 0.000310636 Jy ! Component: 150 - total flux cleaned = 0.000437967 Jy ! Component: 200 - total flux cleaned = 0.000494211 Jy ! Total flux subtracted in 200 components = 0.000494211 Jy ! Clean residual min=-0.004879 max=0.005120 Jy/beam ! Clean residual mean=0.000312 rms=0.001452 Jy/beam ! Combined flux in latest and established models = 2.13437 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 2.13437 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.435 mas, bmaj=5.451 mas, bpa=-2.733 degrees ! Estimated noise=966.683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00363582 Jy ! Component: 100 - total flux cleaned = -0.0040533 Jy ! Component: 150 - total flux cleaned = -0.00461055 Jy ! Component: 200 - total flux cleaned = -0.00494641 Jy ! Total flux subtracted in 200 components = -0.00494641 Jy ! Clean residual min=-0.006941 max=0.007280 Jy/beam ! Clean residual mean=0.000204 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 2.12942 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 106 components and 2.12942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=4.039280Jy sigma=0.001276 ! Fit after self-cal, rms=4.039227Jy sigma=0.001275 wmodel J2246-1206_S_2001_04_09_pus_map.mod ! Writing 106 model components to file: J2246-1206_S_2001_04_09_pus_map.mod wobs J2246-1206_S_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J2246-1206_S_2001_04_09_pus_uvs.fits wwins J2246-1206_S_2001_04_09_pus_map.win ! wwins: Wrote 5 windows to J2246-1206_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 = 1.64543e-05 Jy ! Component: 100 - total flux cleaned = -0.000332076 Jy ! Component: 150 - total flux cleaned = -0.000772041 Jy ! Component: 200 - total flux cleaned = -0.000665145 Jy ! Component: 250 - total flux cleaned = -0.00056321 Jy ! Component: 300 - total flux cleaned = -0.000168933 Jy ! Component: 350 - total flux cleaned = 0.000213547 Jy ! Component: 400 - total flux cleaned = 0.000770597 Jy ! Component: 450 - total flux cleaned = 0.00113141 Jy ! Component: 500 - total flux cleaned = 0.0015724 Jy ! Component: 550 - total flux cleaned = 0.00200235 Jy ! Component: 600 - total flux cleaned = 0.00233886 Jy ! Component: 650 - total flux cleaned = 0.00275079 Jy ! Component: 700 - total flux cleaned = 0.0031526 Jy ! Component: 750 - total flux cleaned = 0.00346936 Jy ! Component: 800 - total flux cleaned = 0.00378112 Jy ! Component: 850 - total flux cleaned = 0.00401065 Jy ! Component: 900 - total flux cleaned = 0.00423698 Jy ! Component: 950 - total flux cleaned = 0.00438667 Jy ! Component: 1000 - total flux cleaned = 0.00468127 Jy ! Component: 1050 - total flux cleaned = 0.00482601 Jy ! Component: 1100 - total flux cleaned = 0.00504004 Jy ! Component: 1150 - total flux cleaned = 0.00518126 Jy ! Component: 1200 - total flux cleaned = 0.00539021 Jy ! Component: 1250 - total flux cleaned = 0.00559594 Jy ! Component: 1300 - total flux cleaned = 0.00573161 Jy ! Component: 1350 - total flux cleaned = 0.00593241 Jy ! Component: 1400 - total flux cleaned = 0.00613093 Jy ! Component: 1450 - total flux cleaned = 0.00632691 Jy ! Component: 1500 - total flux cleaned = 0.00652066 Jy ! Component: 1550 - total flux cleaned = 0.00652086 Jy ! Component: 1600 - total flux cleaned = 0.00671039 Jy ! Component: 1650 - total flux cleaned = 0.00683517 Jy ! Component: 1700 - total flux cleaned = 0.00695875 Jy ! Component: 1750 - total flux cleaned = 0.00708093 Jy ! Component: 1800 - total flux cleaned = 0.00714178 Jy ! Component: 1850 - total flux cleaned = 0.00744276 Jy ! Component: 1900 - total flux cleaned = 0.0075019 Jy ! Component: 1950 - total flux cleaned = 0.00767925 Jy ! Component: 2000 - total flux cleaned = 0.00785444 Jy ! Total flux subtracted in 2048 components = 0.00791227 Jy ! Clean residual min=-0.004256 max=0.003662 Jy/beam ! Clean residual mean=0.000096 rms=0.001104 Jy/beam ! Combined flux in latest and established models = 2.13733 Jy keep ! Adding 136 model components to the UV plane model. ! The established model now contains 242 components and 2.13733 Jy ![Exited script file: muppet] wmap "J2246-1206_S_2001_04_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.435 x 5.451 at -2.733 degrees (North through East) ! Clean map min=-0.0048758 max=1.4927 Jy/beam ! Writing clean map to FITS file: J2246-1206_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 1.49273 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00109602 device "J2246-1206_S_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2246-1206_S_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.220272 0.220272 0.440545 0.881089 1.76218 3.52436 7.04872 14.0974 28.1949 56.3897 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.492 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.435 x 5.451 at -2.733 degrees (North through East) ! Clean map min=-0.0048758 max=1.4927 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2246-1206_S_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J2246-1206_S_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2246-1206_S_2001_04_09_pus_uvs.log closed on Fri Oct 5 16:21:08 2007