A1.5IV Stars: HD 47105 = HR 2421 = gam Gem (J0638+1624) *A1.5IV+: Gray03 A0IV: JM53,Osawa59,Jaschek64(most),Cannon(A0) A1V: MK43 A1IVs: GrayGarrison87 A1IV: Cowley69 A1III: Palmer68 A2IV: Abt95 Type has migrated over the years. Clearly evolved. B-V=0.001, Mv=-0.70, 1.81 mag above MS.