Table 1: Diameters along the major axis, expressed as fractions of twice the truncation radius as given by van der Kruit & Searle, measured at various clip levels for 5 prominent edge-on galaxies that have clear evidence for truncations.
Cliplevel $D_{\rm major axis}/(2\times R_{\rm max}$)
  NGC 4013 NGC 4217 NGC 4244 NGC 4565 NGC 5907 Mean
245 1.03 1.03 0.98 0.99 1.02 1.01 $\pm $ 0.02
240 0.99 1.01 0.97 0.99 1.00 0.99 $\pm $ 0.01
235 0.97 1.00 0.95 0.99 0.99 0.98 $\pm $ 0.02
230 0.95 0.98 0.92 0.98 0.99 0.96 $\pm $ 0.03
225 0.94 0.96 0.91 0.98 0.98 0.95 $\pm $ 0.03
220 0.93 0.95 0.90 0.98 0.98 0.95 $\pm $ 0.03
215 0.93 0.94 0.89 0.96 0.97 0.94 $\pm $ 0.03
210 0.89 0.89 0.77 0.95 0.96 0.89 $\pm $ 0.08
205 0.87 0.85 0.74 0.94 0.95 0.87 $\pm $ 0.08
200 0.83 0.83 0.69 0.92 0.91 0.84 $\pm $ 0.09

Source LaTeX | All tables | In the text