! Started logfile: J2246-1206_S_2001_10_29_pus_uvs.log on Wed Feb 27 15:33:22 2008 obs J2246-1206_S_2001_10_29_pus_uva.fits ! Reading UV FITS file: J2246-1206_S_2001_10_29_pus_uva.fits ! AN table 1: 57 integrations on 153 of 153 possible baselines. ! AN table 2: 13 integrations on 153 of 153 possible baselines. ! AN table 3: 103 integrations on 153 of 153 possible baselines. ! AN table 4: 51 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0600782 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 2604 lines of history. ! ! Reading 8236 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_10_29_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 996 telescope corrections were flagged in sub-array 1. ! A total of 212 telescope corrections were flagged in sub-array 2. ! A total of 1269 telescope corrections were flagged in sub-array 3. ! A total of 864 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 996 telescope corrections were flagged in sub-array 1. ! A total of 234 telescope corrections were flagged in sub-array 2. ! A total of 1269 telescope corrections were flagged in sub-array 3. ! A total of 864 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 996 telescope corrections were flagged in sub-array 1. ! A total of 234 telescope corrections were flagged in sub-array 2. ! A total of 1269 telescope corrections were flagged in sub-array 3. ! A total of 864 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 996 telescope corrections were flagged in sub-array 1. ! A total of 234 telescope corrections were flagged in sub-array 2. ! A total of 1269 telescope corrections were flagged in sub-array 3. ! A total of 918 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.273803Jy sigma=0.010526 ! Fit after self-cal, rms=1.067818Jy sigma=0.008665 ! 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=1.995 mas, bmaj=5.15 mas, bpa=-1.051 degrees ! Estimated noise=1834.35 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 = 1.23109 Jy ! Component: 100 - total flux cleaned = 1.64221 Jy ! Total flux subtracted in 100 components = 1.64221 Jy ! Clean residual min=-0.100793 max=0.185329 Jy/beam ! Clean residual mean=0.001578 rms=0.026082 Jy/beam ! Combined flux in latest and established models = 1.64221 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 1.64221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.627943Jy sigma=0.004613 ! Fit after self-cal, rms=0.626726Jy sigma=0.004600 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.209072 Jy ! Component: 100 - total flux cleaned = 0.322417 Jy ! Total flux subtracted in 100 components = 0.322417 Jy ! Clean residual min=-0.056895 max=0.084542 Jy/beam ! Clean residual mean=0.001011 rms=0.016304 Jy/beam ! Combined flux in latest and established models = 1.96463 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 1.96463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.487060Jy sigma=0.003164 ! Fit after self-cal, rms=0.486239Jy sigma=0.003151 ! 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=2.953 mas, bmaj=7.843 mas, bpa=-4.677 degrees ! Estimated noise=948.638 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 = 0.144161 Jy ! Component: 100 - total flux cleaned = 0.209773 Jy ! Component: 150 - total flux cleaned = 0.242355 Jy ! Component: 200 - total flux cleaned = 0.259334 Jy ! Total flux subtracted in 200 components = 0.259334 Jy ! Clean residual min=-0.024853 max=0.058180 Jy/beam ! Clean residual mean=0.004868 rms=0.010655 Jy/beam ! Combined flux in latest and established models = 2.22396 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 37 components and 2.22396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.446081Jy sigma=0.002690 ! Fit after self-cal, rms=0.445911Jy sigma=0.002687 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HH 0.82 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 0.09 MC 3.05 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 0.17 ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.00* GG 1.00* HH 1.00* ! HN 1.09 KK 1.07 KP 0.94 LA 0.99 ! MA 1.00* MC 1.00* MK 1.00 NL 0.94 ! OV 1.02 PT 0.89 SC 1.05 TS 1.08 ! WF 1.09 WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 1.04 KK 1.02 KP 0.99 LA 0.97 ! MA 1.00* MC 1.00* MK 1.02 NL 1.06 ! OV 1.03 PT 0.98 SC 1.04 TS 1.06 ! WF 1.02 WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 1.12 KK 1.02 KP 1.01 LA 0.98 ! MA 1.00* MC 1.00* MK 0.98 NL 1.06 ! OV 1.02 PT 1.01 SC 1.02 TS 1.08 ! WF 0.90 WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 1.01 KK 0.99 KP 1.01 LA 1.00 ! MA 1.00* MC 1.00* MK 1.01 NL 1.09 ! OV 1.01 PT 1.01 SC 1.03 TS 1.14 ! WF 1.02 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.445911Jy sigma=0.002687 ! Fit after self-cal, rms=0.269538Jy sigma=0.002403 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.973 mas, bmaj=9.626 mas, bpa=-6.327 degrees ! Estimated noise=967.04 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 (6, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0347155 Jy ! Component: 100 - total flux cleaned = 0.0411906 Jy ! Component: 150 - total flux cleaned = 0.0444449 Jy ! Component: 200 - total flux cleaned = 0.0455155 Jy ! Total flux subtracted in 200 components = 0.0455155 Jy ! Clean residual min=-0.013012 max=0.019690 Jy/beam ! Clean residual mean=0.000950 rms=0.004775 Jy/beam ! Combined flux in latest and established models = 2.26947 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 2.26947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263827Jy sigma=0.002356 ! Fit after self-cal, rms=0.263148Jy sigma=0.002349 ! 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=0.263148Jy sigma=0.002349 ! Fit after self-cal, rms=0.253365Jy sigma=0.002286 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.974 mas, bmaj=9.596 mas, bpa=-6.294 degrees ! Estimated noise=968.427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0149406 Jy ! Component: 100 - total flux cleaned = 0.0186578 Jy ! Component: 150 - total flux cleaned = 0.02156 Jy ! Component: 200 - total flux cleaned = 0.0221601 Jy ! Total flux subtracted in 200 components = 0.0221601 Jy ! Clean residual min=-0.011347 max=0.015286 Jy/beam ! Clean residual mean=0.000238 rms=0.003478 Jy/beam ! Combined flux in latest and established models = 2.29163 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 65 components and 2.29163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251501Jy sigma=0.002272 ! Fit after self-cal, rms=0.251210Jy sigma=0.002270 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 = 0.0037683 Jy ! Component: 100 - total flux cleaned = 0.00496759 Jy ! Component: 150 - total flux cleaned = 0.00570488 Jy ! Component: 200 - total flux cleaned = 0.00549166 Jy ! Total flux subtracted in 200 components = 0.00549166 Jy ! Clean residual min=-0.012233 max=0.014500 Jy/beam ! Clean residual mean=0.000106 rms=0.003291 Jy/beam ! Combined flux in latest and established models = 2.29713 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 80 components and 2.29713 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250546Jy sigma=0.002265 ! Fit after self-cal, rms=0.250440Jy sigma=0.002265 ! Inverting map ! Added new window around map position (-3, 32). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124907 Jy ! Component: 100 - total flux cleaned = 0.016914 Jy ! Component: 150 - total flux cleaned = 0.0171486 Jy ! Component: 200 - total flux cleaned = 0.016483 Jy ! Total flux subtracted in 200 components = 0.016483 Jy ! Clean residual min=-0.011498 max=0.009148 Jy/beam ! Clean residual mean=-0.000240 rms=0.002886 Jy/beam ! Combined flux in latest and established models = 2.31361 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 101 components and 2.31361 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249648Jy sigma=0.002259 ! Fit after self-cal, rms=0.249596Jy sigma=0.002258 ! 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=0.249596Jy sigma=0.002258 ! Fit after self-cal, rms=0.250026Jy sigma=0.002255 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.972 mas, bmaj=9.578 mas, bpa=-6.291 degrees ! Estimated noise=967.919 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00729651 Jy ! Component: 100 - total flux cleaned = 0.00780334 Jy ! Component: 150 - total flux cleaned = 0.00802724 Jy ! Component: 200 - total flux cleaned = 0.00802425 Jy ! Total flux subtracted in 200 components = 0.00802425 Jy ! Clean residual min=-0.007733 max=0.008293 Jy/beam ! Clean residual mean=0.000011 rms=0.002205 Jy/beam ! Combined flux in latest and established models = 2.32163 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 116 components and 2.32163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249483Jy sigma=0.002251 ! Fit after self-cal, rms=0.249411Jy sigma=0.002251 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 = 0.00219626 Jy ! Component: 100 - total flux cleaned = 0.00276239 Jy ! Component: 150 - total flux cleaned = 0.00259811 Jy ! Component: 200 - total flux cleaned = 0.00244758 Jy ! Total flux subtracted in 200 components = 0.00244758 Jy ! Clean residual min=-0.007450 max=0.007166 Jy/beam ! Clean residual mean=-0.000047 rms=0.002109 Jy/beam ! Combined flux in latest and established models = 2.32408 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 123 components and 2.32408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249147Jy sigma=0.002249 ! Fit after self-cal, rms=0.249117Jy sigma=0.002249 ! 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=0.249117Jy sigma=0.002249 ! Fit after self-cal, rms=0.249872Jy sigma=0.002248 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.868 mas, bmaj=14.93 mas, bpa=4.866 degrees ! Estimated noise=1252.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00668974 Jy ! Component: 100 - total flux cleaned = 0.00575233 Jy ! Component: 150 - total flux cleaned = 0.00528209 Jy ! Component: 200 - total flux cleaned = 0.00519019 Jy ! Total flux subtracted in 200 components = 0.00519019 Jy ! Clean residual min=-0.005573 max=0.007556 Jy/beam ! Clean residual mean=0.000031 rms=0.002413 Jy/beam ! Combined flux in latest and established models = 2.32927 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 135 components and 2.32927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249705Jy sigma=0.002247 ! Fit after self-cal, rms=0.249620Jy sigma=0.002246 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 = 0.00160284 Jy ! Component: 100 - total flux cleaned = 0.00160338 Jy ! Component: 150 - total flux cleaned = 0.00158682 Jy ! Component: 200 - total flux cleaned = 0.00143772 Jy ! Total flux subtracted in 200 components = 0.00143772 Jy ! Clean residual min=-0.005762 max=0.006725 Jy/beam ! Clean residual mean=-0.000044 rms=0.002384 Jy/beam ! Combined flux in latest and established models = 2.33071 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 152 components and 2.33071 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249547Jy sigma=0.002246 ! Fit after self-cal, rms=0.249499Jy sigma=0.002245 ! 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=2.97 mas, bmaj=9.571 mas, bpa=-6.294 degrees ! Estimated noise=967.749 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.97 x 9.571 at -6.294 degrees (North through East) ! Clean map min=-0.0071689 max=1.795 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=0.249499Jy sigma=0.002245 ! Fit after self-cal, rms=0.165453Jy sigma=0.001244 ! Inverting map and beam ! Estimated beam: bmin=2.975 mas, bmaj=9.568 mas, bpa=-6.304 degrees ! Estimated noise=968.759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0032653 Jy ! Component: 100 - total flux cleaned = 0.00278364 Jy ! Component: 150 - total flux cleaned = 0.00250951 Jy ! Component: 200 - total flux cleaned = 0.00213475 Jy ! Total flux subtracted in 200 components = 0.00213475 Jy ! Clean residual min=-0.005664 max=0.005978 Jy/beam ! Clean residual mean=-0.000024 rms=0.001577 Jy/beam ! Combined flux in latest and established models = 2.33284 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 164 components and 2.33284 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165144Jy sigma=0.001242 ! Fit after self-cal, rms=0.165102Jy sigma=0.001241 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145534 Jy ! Component: 100 - total flux cleaned = 0.00122417 Jy ! Component: 150 - total flux cleaned = 0.00100591 Jy ! Component: 200 - total flux cleaned = 0.000902877 Jy ! Total flux subtracted in 200 components = 0.000902877 Jy ! Clean residual min=-0.005487 max=0.005685 Jy/beam ! Clean residual mean=-0.000046 rms=0.001529 Jy/beam ! Combined flux in latest and established models = 2.33375 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 175 components and 2.33375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164933Jy sigma=0.001240 ! Fit after self-cal, rms=0.164916Jy sigma=0.001240 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164916Jy sigma=0.001240 ! Fit after self-cal, rms=0.166151Jy sigma=0.001239 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=2.037 mas, bmaj=5.897 mas, bpa=-3.281 degrees ! Estimated noise=2171.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.26109 Jy ! Component: 100 - total flux cleaned = 1.6833 Jy ! Component: 150 - total flux cleaned = 1.89127 Jy ! Component: 200 - total flux cleaned = 2.00438 Jy ! Total flux subtracted in 200 components = 2.00438 Jy ! Clean residual min=-0.030702 max=0.059946 Jy/beam ! Clean residual mean=0.000777 rms=0.010041 Jy/beam ! Combined flux in latest and established models = 2.00438 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 20 model components to the UV plane model. ! The established model now contains 20 components and 2.00438 Jy ! Inverting map and beam ! Estimated beam: bmin=2.976 mas, bmaj=9.566 mas, bpa=-6.301 degrees ! Estimated noise=968.922 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 = 0.138459 Jy ! Component: 100 - total flux cleaned = 0.207453 Jy ! Component: 150 - total flux cleaned = 0.245948 Jy ! Component: 200 - total flux cleaned = 0.270229 Jy ! Total flux subtracted in 200 components = 0.270229 Jy ! Clean residual min=-0.009231 max=0.014855 Jy/beam ! Clean residual mean=0.001446 rms=0.003839 Jy/beam ! Combined flux in latest and established models = 2.27461 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 69 components and 2.27461 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=7.868 mas, bmaj=14.94 mas, bpa=4.839 degrees ! Estimated noise=1252.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0247652 Jy ! Component: 100 - total flux cleaned = 0.037863 Jy ! Component: 150 - total flux cleaned = 0.0458482 Jy ! Component: 200 - total flux cleaned = 0.0510208 Jy ! Total flux subtracted in 200 components = 0.0510208 Jy ! Clean residual min=-0.006109 max=0.007068 Jy/beam ! Clean residual mean=0.000427 rms=0.001978 Jy/beam ! Combined flux in latest and established models = 2.32563 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 = 0.00340728 Jy ! Component: 100 - total flux cleaned = 0.00450083 Jy ! Component: 150 - total flux cleaned = 0.00533013 Jy ! Component: 200 - total flux cleaned = 0.00603626 Jy ! Total flux subtracted in 200 components = 0.00603626 Jy ! Clean residual min=-0.005583 max=0.006041 Jy/beam ! Clean residual mean=0.000125 rms=0.001770 Jy/beam ! Combined flux in latest and established models = 2.33167 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 137 components and 2.33167 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.976 mas, bmaj=9.566 mas, bpa=-6.301 degrees ! Estimated noise=968.922 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000477484 Jy ! Component: 100 - total flux cleaned = 0.00104726 Jy ! Component: 150 - total flux cleaned = 0.00105489 Jy ! Component: 200 - total flux cleaned = 0.00136743 Jy ! Total flux subtracted in 200 components = 0.00136743 Jy ! Clean residual min=-0.006357 max=0.005933 Jy/beam ! Clean residual mean=0.000033 rms=0.001569 Jy/beam ! Combined flux in latest and established models = 2.33303 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 159 components and 2.33303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166608Jy sigma=0.001242 ! Fit after self-cal, rms=0.166446Jy sigma=0.001241 wmodel J2246-1206_S_2001_10_29_pus_map.mod ! Writing 159 model components to file: J2246-1206_S_2001_10_29_pus_map.mod wobs J2246-1206_S_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J2246-1206_S_2001_10_29_pus_uvs.fits wwins J2246-1206_S_2001_10_29_pus_map.win ! wwins: Wrote 3 windows to J2246-1206_S_2001_10_29_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 = 0.000407406 Jy ! Component: 100 - total flux cleaned = 0.000994844 Jy ! Component: 150 - total flux cleaned = 0.0015269 Jy ! Component: 200 - total flux cleaned = 0.00152682 Jy ! Component: 250 - total flux cleaned = 0.00168323 Jy ! Component: 300 - total flux cleaned = 0.00198169 Jy ! Component: 350 - total flux cleaned = 0.00219738 Jy ! Component: 400 - total flux cleaned = 0.0024071 Jy ! Component: 450 - total flux cleaned = 0.00240903 Jy ! Component: 500 - total flux cleaned = 0.00234521 Jy ! Component: 550 - total flux cleaned = 0.00234521 Jy ! Component: 600 - total flux cleaned = 0.0024694 Jy ! Component: 650 - total flux cleaned = 0.0024693 Jy ! Component: 700 - total flux cleaned = 0.00258972 Jy ! Component: 750 - total flux cleaned = 0.00282322 Jy ! Component: 800 - total flux cleaned = 0.00287877 Jy ! Component: 850 - total flux cleaned = 0.00282232 Jy ! Component: 900 - total flux cleaned = 0.00293373 Jy ! Component: 950 - total flux cleaned = 0.00304297 Jy ! Component: 1000 - total flux cleaned = 0.00298946 Jy ! Component: 1050 - total flux cleaned = 0.00304376 Jy ! Component: 1100 - total flux cleaned = 0.00304484 Jy ! Component: 1150 - total flux cleaned = 0.00319924 Jy ! Component: 1200 - total flux cleaned = 0.00319868 Jy ! Component: 1250 - total flux cleaned = 0.00319872 Jy ! Component: 1300 - total flux cleaned = 0.00324799 Jy ! Component: 1350 - total flux cleaned = 0.00334509 Jy ! Component: 1400 - total flux cleaned = 0.00329644 Jy ! Component: 1450 - total flux cleaned = 0.0033926 Jy ! Component: 1500 - total flux cleaned = 0.00343953 Jy ! Component: 1550 - total flux cleaned = 0.0034864 Jy ! Component: 1600 - total flux cleaned = 0.00357796 Jy ! Component: 1650 - total flux cleaned = 0.00362327 Jy ! Component: 1700 - total flux cleaned = 0.00366782 Jy ! Component: 1750 - total flux cleaned = 0.00357893 Jy ! Component: 1800 - total flux cleaned = 0.00357915 Jy ! Component: 1850 - total flux cleaned = 0.00357883 Jy ! Component: 1900 - total flux cleaned = 0.00353581 Jy ! Component: 1950 - total flux cleaned = 0.00353596 Jy ! Component: 2000 - total flux cleaned = 0.00357815 Jy ! Total flux subtracted in 2048 components = 0.00345272 Jy ! Clean residual min=-0.002102 max=0.002442 Jy/beam ! Clean residual mean=-0.000004 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 2.33649 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 302 components and 2.33649 Jy ![Exited script file: muppet] wmap "J2246-1206_S_2001_10_29_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.976 x 9.566 at -6.301 degrees (North through East) ! Clean map min=-0.0054354 max=1.7957 Jy/beam ! Writing clean map to FITS file: J2246-1206_S_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.7957 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000836199 device "J2246-1206_S_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J2246-1206_S_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.1397 0.1397 0.279401 0.558802 1.1176 2.23521 4.47042 8.94083 17.8817 35.7633 71.5266 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.795 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.976 x 9.566 at -6.301 degrees (North through East) ! Clean map min=-0.0054354 max=1.7957 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2246-1206_S_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J2246-1206_S_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2246-1206_S_2001_10_29_pus_uvs.log closed on Wed Feb 27 15:33:30 2008