I.   Introduction
II.  Compiled data
        a) photometrry
        b) SpT
        c) logg/FeH
        d) distances
III. Zero points and zero point offsets
IV.  Comparison of model vs. observed colors
V.   Temperature scale
VI.  Model fits
        a) fitting procedure
        b) analysis of residuals
VII. Summary

Appendix
   a) computation of synthetic colors
   b) Empirical SED's