T3V

Teff(T3V) = 1175 K ; Dupuy17(SaumonMarley08 model scale)
Teff(T3V) = 1200 K ; Dupuy17(Lyon model scale)

BC_Ks(T3V) = 2.908 ; Filipazzo15 (field) [denser trend through L/T]
BC_Ks(T3V) = 2.626 ; Looper08
=> adopt BC_Ks(T3V) = 2.91 [updated 11/1/2019]