T2.5V Teff(T2.5V) = 1167 K ; Filipazzo15 M6V-T9V field calibration Teff(T2.5V) = 1169 K ; SDSS J075840.33+324723.4 (Kirkpatrick20) Teff(T2.5V) = 1209 K ; Kirkpatrick20 (Table 13 polynomial) M_J(T2.5V) = 13.71 ; SIMP_1619+0313 calc using Kirkpatrick20 (plx=44.9mas) M_J(T2.5V) = 13.84 ; 2MASS_2209-2711 calc using Kirkpatrick20 (plx=40.7mas) M_J(T2.5V) = 14.300 ; EEM fit to L/T dwarfs d<25pc M_J(T2.5V) = 14.49 ; Gl_845BC calc using Kirkpatrick20 (plx=274.8048mas) M_J(T2.5V) = 14.98 ; SDSS_0758+3247 calc using Kirkpatrick20 (plx=101.3mas) => adopt M_J(T2.5V) = 14.30 [updated 12/30/2020] (M_J(MKO)=13.92, J(MKO)-J=-0.25) M_J(MKO)(T2.5V) = 13.97 ; Gl_845BC calc using Kirkpatrick20 (plx=274.8048mas) M_J(MKO)(T2.5V) = 14.05 ; M_J=14.30, J(MKO)-J=-0.25 M_J(MKO)(T2.5V) = 14.75 ; SDSS_0758+3247 calc using Kirkpatrick20 (plx=101.3mas) => adopt M_J(MKO)(T2.5V) = 14.05 [updated 12/30/2020] (M_J=14.30, J(MKO)-J=-0.25) (J(MKO)-J)(T2.5V) = -0.52 +- 0.02 ; Gl_845BC 12.5 (J(MKO)-J)(T2.5V) = -0.28 +- 0.07 ; 2MASS_2209-2711 12.5 (J(MKO)-J)(T2.5V) = -0.23 +- 0.04 ; SDSS__0758+3247 12.5 (J(MKO)-J)(T2.5V) = -0.12 +- 0.07 ; SIMP__1619+0313 12.5 => adopt (J(MKO)-J)(T2.5V) = -0.25 [adopted 12/5/2020] M_Ks(T2.5V) = 13.04 ; 2MASS_2209-2711 calc using Kirkpatrick20 (plx=40.7mas) M_Ks(T2.5V) = 13.28 ; SIMP_1619+0313 calc using Kirkpatrick20 (plx=44.9mas) M_Ks(T2.5V) = 13.41 ; Gl_845BC calc using Kirkpatrick20 (plx=274.8048mas) M_Ks(T2.5V) = 13.53 ; fit to Kirkpatrick20 L7-T3 dwarfs M_Ks(T2.5V) = 13.60 ; trend to L/T dwarfs in notes (1/2021) M_Ks(T2.5V) = 13.91 ; SDSS_0758+3247 calc using Kirkpatrick20 (plx=101.3mas) => adopt M_Ks(T2.5V) = 13.53 [updated 12/30/2020] # Examples SDSS J075840.33+324723.4 *T2.5: Kirkpatrick20(near-IR) T3: Kirkpatrick20(opt.) plx=101.3+-3.3mas(Kirkpatrick20). Teff=1169+-88K(Kirkpatrick20).