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Table 1

Robust mean and rms values of the FWHM ratios.

% 1 5 10 50 90 100

μ 0.64 0.69 0.71 0.75 0.79 0.81
rms 0.17 0.16 0.16 0.1 0.09 0.08

Notes. Robust mean (μ) and rms values (Beers et al. 1990) of the FWHM ratios between different selection percentages and a “conventional” observation.

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