K9III There are no known K9III standards. (J-H)(K9III) = 0.736 ; smoothed relation from giants in Skiff compendium w/i 15 deg of NGP, 2MASS photometry AAA flags => adopt (J-H)(K9III) = 0.736 (H-Ks)(K9III) = 0.210 ; smoothed relation from giants in Skiff compendium w/i 15 deg of NGP, 2MASS photometry AAA flags => adopt (H-Ks)(K9III) = 0.210 # No standards MK43, JM53, Landi Dessy & Keenan (1966), Deutsch69, MK73, Keenan89, GrayCorbally10 do not list any K9III standards.