! Started logfile: J0457-2324_S_2003_06_18_pus_uvs.log on Tue Jan 23 21:51:35 2007 obs J0457-2324_S_2003_06_18_pus_uva.fits ! Reading UV FITS file: J0457-2324_S_2003_06_18_pus_uva.fits ! AN table 1: 31 integrations on 153 of 153 possible baselines. ! AN table 2: 20 integrations on 153 of 153 possible baselines. ! AN table 3: 116 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0679817 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0457-2324 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2425 lines of history. ! ! Reading 6948 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 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 504 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! A total of 1641 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 504 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! A total of 1641 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 504 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! A total of 1641 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 504 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! A total of 1641 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.934180Jy sigma=0.016268 ! Fit after self-cal, rms=1.390787Jy sigma=0.012296 ! 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=2.388 mas, bmaj=3.729 mas, bpa=10.17 degrees ! Estimated noise=1679.97 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 = 1.6469 Jy ! Component: 100 - total flux cleaned = 2.04995 Jy ! Total flux subtracted in 100 components = 2.04995 Jy ! Clean residual min=-0.128741 max=0.163831 Jy/beam ! Clean residual mean=-0.000501 rms=0.038206 Jy/beam ! Combined flux in latest and established models = 2.04995 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 2.04995 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.899126Jy sigma=0.005275 ! Fit after self-cal, rms=0.899480Jy sigma=0.005274 ! 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=3.11 mas, bmaj=4.321 mas, bpa=16.13 degrees ! Estimated noise=1046.83 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 = 0.181702 Jy ! Component: 100 - total flux cleaned = 0.275711 Jy ! Component: 150 - total flux cleaned = 0.326449 Jy ! Component: 200 - total flux cleaned = 0.354071 Jy ! Total flux subtracted in 200 components = 0.354071 Jy ! Clean residual min=-0.147029 max=0.121624 Jy/beam ! Clean residual mean=-0.010818 rms=0.041739 Jy/beam ! Combined flux in latest and established models = 2.40402 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 29 components and 2.40402 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.870422Jy sigma=0.004713 ! Fit after self-cal, rms=0.870688Jy sigma=0.004712 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 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* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 0.95 GG 1.00* HN 1.33 ! KK 1.00* KP 0.85 LA 1.00 MA 1.00* ! MK 1.00 NL 1.10 ON 1.00* OV 0.70 ! PT 1.00* SC 0.84 TC 1.17 TS 1.00* ! WF 1.03 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 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* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.98 GG 1.00* HN 1.40 ! KK 1.00* KP 1.02 LA 1.01 MA 1.00* ! MK 1.12 NL 1.05 ON 1.00* OV 0.67 ! PT 1.00* SC 0.88 TC 1.08 TS 1.00* ! WF 1.01 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 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* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.96 GG 1.00* HN 1.39 ! KK 1.00* KP 1.02 LA 0.95 MA 1.00* ! MK 1.02 NL 1.03 ON 1.00* OV 0.84 ! PT 1.00* SC 1.00 TC 1.03 TS 1.00* ! WF 0.99 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 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* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* TC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.97 GG 1.00* HN 1.35 ! KK 1.00* KP 1.01 LA 1.00 MA 1.00* ! MK 0.97 NL 1.07 ON 1.00* OV 0.77 ! PT 1.00* SC 1.00 TC 1.01 TS 1.00* ! WF 0.99 WZ 1.00* ! ! ! Fit before self-cal, rms=0.870688Jy sigma=0.004712 ! Fit after self-cal, rms=0.764189Jy sigma=0.002582 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.141 mas, bmaj=4.506 mas, bpa=14.5 degrees ! Estimated noise=1057.33 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 = -0.0257101 Jy ! Component: 100 - total flux cleaned = -0.0279019 Jy ! Component: 150 - total flux cleaned = -0.0298251 Jy ! Component: 200 - total flux cleaned = -0.0320339 Jy ! Total flux subtracted in 200 components = -0.0320339 Jy ! Clean residual min=-0.032270 max=0.019247 Jy/beam ! Clean residual mean=-0.001159 rms=0.006733 Jy/beam ! Combined flux in latest and established models = 2.37199 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 32 components and 2.37199 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.762129Jy sigma=0.002553 ! Fit after self-cal, rms=0.763412Jy sigma=0.002550 ! 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=0.763412Jy sigma=0.002550 ! Fit after self-cal, rms=0.771857Jy sigma=0.002544 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.153 mas, bmaj=4.518 mas, bpa=14.54 degrees ! Estimated noise=1056.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0176007 Jy ! Component: 100 - total flux cleaned = -0.0190072 Jy ! Component: 150 - total flux cleaned = -0.0202579 Jy ! Component: 200 - total flux cleaned = -0.0217272 Jy ! Total flux subtracted in 200 components = -0.0217272 Jy ! Clean residual min=-0.026082 max=0.018017 Jy/beam ! Clean residual mean=-0.000616 rms=0.005873 Jy/beam ! Combined flux in latest and established models = 2.35026 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 32 components and 2.35026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.770969Jy sigma=0.002531 ! Fit after self-cal, rms=0.770904Jy sigma=0.002531 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 = -0.000977994 Jy ! Component: 100 - total flux cleaned = -0.00186915 Jy ! Component: 150 - total flux cleaned = -0.00295371 Jy ! Component: 200 - total flux cleaned = -0.00370381 Jy ! Total flux subtracted in 200 components = -0.00370381 Jy ! Clean residual min=-0.024383 max=0.018314 Jy/beam ! Clean residual mean=-0.000559 rms=0.005722 Jy/beam ! Combined flux in latest and established models = 2.34655 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 32 components and 2.34655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.770542Jy sigma=0.002528 ! Fit after self-cal, rms=0.770512Jy sigma=0.002528 ! 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=0.770512Jy sigma=0.002528 ! Fit after self-cal, rms=0.777980Jy sigma=0.002524 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.163 mas, bmaj=4.534 mas, bpa=14.61 degrees ! Estimated noise=1056.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0104392 Jy ! Component: 100 - total flux cleaned = -0.0116061 Jy ! Component: 150 - total flux cleaned = -0.0126555 Jy ! Component: 200 - total flux cleaned = -0.0133685 Jy ! Total flux subtracted in 200 components = -0.0133685 Jy ! Clean residual min=-0.022409 max=0.018254 Jy/beam ! Clean residual mean=-0.000117 rms=0.005347 Jy/beam ! Combined flux in latest and established models = 2.33319 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 33 components and 2.33319 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.777633Jy sigma=0.002520 ! Fit after self-cal, rms=0.777618Jy sigma=0.002520 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 = -0.000658956 Jy ! Component: 100 - total flux cleaned = -0.00146931 Jy ! Component: 150 - total flux cleaned = -0.00203818 Jy ! Component: 200 - total flux cleaned = -0.00256942 Jy ! Total flux subtracted in 200 components = -0.00256942 Jy ! Clean residual min=-0.021476 max=0.018251 Jy/beam ! Clean residual mean=-0.000079 rms=0.005267 Jy/beam ! Combined flux in latest and established models = 2.33062 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 34 components and 2.33062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.777470Jy sigma=0.002518 ! Fit after self-cal, rms=0.777460Jy sigma=0.002518 ! 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=0.777460Jy sigma=0.002518 ! Fit after self-cal, rms=0.780018Jy sigma=0.002516 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.522 mas, bmaj=19.23 mas, bpa=9.575 degrees ! Estimated noise=1161.2 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00709919 Jy ! Component: 100 - total flux cleaned = -0.00753901 Jy ! Component: 150 - total flux cleaned = -0.0078038 Jy ! Component: 200 - total flux cleaned = -0.00816238 Jy ! Total flux subtracted in 200 components = -0.00816238 Jy ! Clean residual min=-0.018001 max=0.017833 Jy/beam ! Clean residual mean=0.000280 rms=0.005669 Jy/beam ! Combined flux in latest and established models = 2.32246 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 37 components and 2.32245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.780273Jy sigma=0.002515 ! Fit after self-cal, rms=0.780252Jy sigma=0.002514 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 = -0.000224612 Jy ! Component: 100 - total flux cleaned = -0.0003294 Jy ! Component: 150 - total flux cleaned = -0.000435362 Jy ! Component: 200 - total flux cleaned = -0.00044759 Jy ! Total flux subtracted in 200 components = -0.00044759 Jy ! Clean residual min=-0.017472 max=0.017312 Jy/beam ! Clean residual mean=0.000291 rms=0.005535 Jy/beam ! Combined flux in latest and established models = 2.32201 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 39 components and 2.32201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.780431Jy sigma=0.002515 ! Fit after self-cal, rms=0.780407Jy sigma=0.002514 ! 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=3.17 mas, bmaj=4.544 mas, bpa=14.72 degrees ! Estimated noise=1055.23 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.17 x 4.544 at 14.72 degrees (North through East) ! Clean map min=-0.017736 max=2.053 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=0.780407Jy sigma=0.002514 ! Fit after self-cal, rms=1.344606Jy sigma=0.001984 ! Inverting map and beam ! Estimated beam: bmin=3.168 mas, bmaj=4.526 mas, bpa=14.27 degrees ! Estimated noise=1055.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00413555 Jy ! Component: 100 - total flux cleaned = -0.00443891 Jy ! Component: 150 - total flux cleaned = -0.00470973 Jy ! Component: 200 - total flux cleaned = -0.00495639 Jy ! Total flux subtracted in 200 components = -0.00495639 Jy ! Clean residual min=-0.012311 max=0.011765 Jy/beam ! Clean residual mean=0.000280 rms=0.003090 Jy/beam ! Combined flux in latest and established models = 2.31705 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 2.31705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.344580Jy sigma=0.001982 ! Fit after self-cal, rms=1.344560Jy sigma=0.001982 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000190684 Jy ! Component: 100 - total flux cleaned = -0.000391734 Jy ! Component: 150 - total flux cleaned = -0.00048088 Jy ! Component: 200 - total flux cleaned = -0.000662095 Jy ! Total flux subtracted in 200 components = -0.000662095 Jy ! Clean residual min=-0.012025 max=0.011754 Jy/beam ! Clean residual mean=0.000289 rms=0.003058 Jy/beam ! Combined flux in latest and established models = 2.31639 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 44 components and 2.31639 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.344562Jy sigma=0.001982 ! Fit after self-cal, rms=1.344550Jy sigma=0.001982 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.344550Jy sigma=0.001982 ! Fit after self-cal, rms=1.352859Jy sigma=0.001981 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=2.411 mas, bmaj=3.874 mas, bpa=9.293 degrees ! Estimated noise=1685.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.6226 Jy ! Component: 100 - total flux cleaned = 1.99545 Jy ! Component: 150 - total flux cleaned = 2.13699 Jy ! Component: 200 - total flux cleaned = 2.21181 Jy ! Total flux subtracted in 200 components = 2.21181 Jy ! Clean residual min=-0.022854 max=0.036479 Jy/beam ! Clean residual mean=0.000356 rms=0.007354 Jy/beam ! Combined flux in latest and established models = 2.21181 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 29 model components to the UV plane model. ! The established model now contains 29 components and 2.21181 Jy ! Inverting map and beam ! Estimated beam: bmin=3.169 mas, bmaj=4.526 mas, bpa=14.24 degrees ! Estimated noise=1055.59 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 = 0.0490837 Jy ! Component: 100 - total flux cleaned = 0.071534 Jy ! Component: 150 - total flux cleaned = 0.0832879 Jy ! Component: 200 - total flux cleaned = 0.0896955 Jy ! Total flux subtracted in 200 components = 0.0896955 Jy ! Clean residual min=-0.010238 max=0.012052 Jy/beam ! Clean residual mean=0.000560 rms=0.002979 Jy/beam ! Combined flux in latest and established models = 2.3015 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 49 components and 2.3015 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=6.53 mas, bmaj=19.32 mas, bpa=9.496 degrees ! Estimated noise=1160.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00645257 Jy ! Component: 100 - total flux cleaned = 0.00715907 Jy ! Component: 150 - total flux cleaned = 0.00730226 Jy ! Component: 200 - total flux cleaned = 0.00750067 Jy ! Total flux subtracted in 200 components = 0.00750067 Jy ! Clean residual min=-0.010104 max=0.009707 Jy/beam ! Clean residual mean=0.000978 rms=0.002931 Jy/beam ! Combined flux in latest and established models = 2.309 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 = 0.000189545 Jy ! Component: 100 - total flux cleaned = 0.000372702 Jy ! Component: 150 - total flux cleaned = 0.000545008 Jy ! Component: 200 - total flux cleaned = 0.000711182 Jy ! Total flux subtracted in 200 components = 0.000711182 Jy ! Clean residual min=-0.010126 max=0.009517 Jy/beam ! Clean residual mean=0.000955 rms=0.002894 Jy/beam ! Combined flux in latest and established models = 2.30971 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 50 components and 2.30971 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.169 mas, bmaj=4.526 mas, bpa=14.24 degrees ! Estimated noise=1055.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00133391 Jy ! Component: 100 - total flux cleaned = -0.00110129 Jy ! Component: 150 - total flux cleaned = -0.00101872 Jy ! Component: 200 - total flux cleaned = -0.00101699 Jy ! Total flux subtracted in 200 components = -0.00101699 Jy ! Clean residual min=-0.010220 max=0.011643 Jy/beam ! Clean residual mean=0.000453 rms=0.002889 Jy/beam ! Combined flux in latest and established models = 2.3087 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 56 components and 2.3087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.353864Jy sigma=0.001979 ! Fit after self-cal, rms=1.353754Jy sigma=0.001979 wmodel J0457-2324_S_2003_06_18_pus_map.mod ! Writing 56 model components to file: J0457-2324_S_2003_06_18_pus_map.mod wobs J0457-2324_S_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J0457-2324_S_2003_06_18_pus_uvs.fits wwins J0457-2324_S_2003_06_18_pus_map.win ! wwins: Wrote 1 windows to J0457-2324_S_2003_06_18_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 = 0.00176677 Jy ! Component: 100 - total flux cleaned = 0.00141604 Jy ! Component: 150 - total flux cleaned = 0.00203024 Jy ! Component: 200 - total flux cleaned = 0.00303193 Jy ! Component: 250 - total flux cleaned = 0.00357404 Jy ! Component: 300 - total flux cleaned = 0.00383321 Jy ! Component: 350 - total flux cleaned = 0.00395573 Jy ! Component: 400 - total flux cleaned = 0.00466456 Jy ! Component: 450 - total flux cleaned = 0.0050089 Jy ! Component: 500 - total flux cleaned = 0.00578131 Jy ! Component: 550 - total flux cleaned = 0.00652821 Jy ! Component: 600 - total flux cleaned = 0.00725481 Jy ! Component: 650 - total flux cleaned = 0.00796368 Jy ! Component: 700 - total flux cleaned = 0.00884693 Jy ! Component: 750 - total flux cleaned = 0.00923007 Jy ! Component: 800 - total flux cleaned = 0.00997666 Jy ! Component: 850 - total flux cleaned = 0.0104312 Jy ! Component: 900 - total flux cleaned = 0.0109646 Jy ! Component: 950 - total flux cleaned = 0.0114005 Jy ! Component: 1000 - total flux cleaned = 0.0122488 Jy ! Component: 1050 - total flux cleaned = 0.0128282 Jy ! Component: 1100 - total flux cleaned = 0.0133143 Jy ! Component: 1150 - total flux cleaned = 0.0137911 Jy ! Component: 1200 - total flux cleaned = 0.0142573 Jy ! Component: 1250 - total flux cleaned = 0.0148655 Jy ! Component: 1300 - total flux cleaned = 0.0152377 Jy ! Component: 1350 - total flux cleaned = 0.0157494 Jy ! Component: 1400 - total flux cleaned = 0.0162505 Jy ! Component: 1450 - total flux cleaned = 0.0166021 Jy ! Component: 1500 - total flux cleaned = 0.017155 Jy ! Component: 1550 - total flux cleaned = 0.0174936 Jy ! Component: 1600 - total flux cleaned = 0.0180261 Jy ! Component: 1650 - total flux cleaned = 0.0182887 Jy ! Component: 1700 - total flux cleaned = 0.0187419 Jy ! Component: 1750 - total flux cleaned = 0.019251 Jy ! Component: 1800 - total flux cleaned = 0.0196899 Jy ! Component: 1850 - total flux cleaned = 0.0201843 Jy ! Component: 1900 - total flux cleaned = 0.0206111 Jy ! Component: 1950 - total flux cleaned = 0.0209726 Jy ! Component: 2000 - total flux cleaned = 0.0214482 Jy ! Total flux subtracted in 2048 components = 0.0217419 Jy ! Clean residual min=-0.003712 max=0.003241 Jy/beam ! Clean residual mean=0.000223 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 2.33044 Jy keep ! Adding 125 model components to the UV plane model. ! The established model now contains 181 components and 2.33044 Jy wmap "J0457-2324_S_2003_06_18_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.169 x 4.526 at 14.24 degrees (North through East) ! Clean map min=-0.0068378 max=2.0809 Jy/beam ! Writing clean map to FITS file: J0457-2324_S_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.0809 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00105003 device "J0457-2324_S_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J0457-2324_S_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.151382 0.151382 0.302764 0.605527 1.21105 2.42211 4.84422 9.68844 19.3769 38.7537 77.5075 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.08 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.169 x 4.526 at 14.24 degrees (North through East) ! Clean map min=-0.0068378 max=2.0809 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0457-2324_S_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J0457-2324_S_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0457-2324_S_2003_06_18_pus_uvs.log closed on Tue Jan 23 21:52:42 2007