T6.5V Teff(T6.5V) = 735 K ; WISE_1523+3125 (Kirkpatrick19; plx=61.4+-3.8mas) Teff(T6.5V) = 770 K ; WISE_1612-3420 (Kirkpatrick19; plx=78.3+-3.5mas) Teff(T6.5V) = 878 K ; 2MASS_1237+6526 (Kirkpatrick19; plx=96.1+-4.8mas) Teff(T6.5V) = 879 K ; WISE_1320+6034 (Kirkpatrick19; plx=60.6+-2.5mas) Teff(T6.5V) = 887 K ; Filipazzo15 M6V-T9V field calibration Teff(T6.5V) = 890 K ; 2MASS_1047+2124 (Kirkpatrick19; plx=94.7+-3.8mas) Teff(T6.5V) = 891 K ; Kirkpatrick20 (Table 13 polynomial) Teff(T6.5V) = 892 K ; 2MASS_1553+1532A (Kirkpatrick19; plx=75.1+-0.9mas) Teff(T6.5V) = 895 K ; WISE_0542-1628 (Kirkpatrick19; plx=61.5+-2.7mas) Teff(T6.5V) = 899 K ; 2MASS J00345157+0523050 (Kirkpatrick20) Teff(T6.5V) = 902 K ; WISE_2301+0216 (Kirkpatrick19; plx=53.0+-2.8mas) Teff(T6.5V) = 909 K ; SDSS_1758+4633 (Kirkpatrick19; plx=71.4+-0.3mas) Teff(T6.5V) = 910 K ; WISE_1221-3136 (Kirkpatrick19; plx=73.8+-3.3mas) Teff(T6.5V) = 917 K ; WISE_0513+0608 (Kirkpatrick19; plx=70.8+-1.5mas) Teff(T6.5V) = 961 K ; SDSS_1346-0031 (Kirkpatrick19; plx=69.2+-2.3mas) => adopt Teff(T6.5V) = 890 K (logT = 2.949) [updated 2/2/2021] M_J(T6.5V) = 15.20 ; SDSS_1346-0031 calc using Kirkpatrick20 (plx=69.2mas) M_J(T6.5V) = 15.42 ; GJ_4040B calc using Kirkpatrick20 (plx=71.4754mas) M_J(T6.5V) = 15.46 ; WISE_0513+0608 calc using Kirkpatrick20 (plx=70.8mas) M_J(T6.5V) = 15.58 ; WISE_0542-1628 calc using Kirkpatrick20 (plx=61.3mas) M_J(T6.5V) = 15.59 ; WISE_2301+0216 calc using Kirkpatrick20 (plx=54.1mas) M_J(T6.5V) = 15.70 ; 2MASS_1047+2124 calc using Kirkpatrick20 (plx=94.73mas) M_J(T6.5V) = 15.71 ; M_J(MKO)=15.34, J(MKO)-J=-0.37 M_J(T6.5V) = 15.81 ; WISE_1221-3136 calc using Kirkpatrick20 (plx=76.8mas) M_J(T6.5V) = 15.86 ; WISE_1320+6034 calc using Kirkpatrick20 (plx=60.6mas) M_J(T6.5V) = 15.91 ; 2MASS_0034+0523 calc using Kirkpatrick20 (plx=118.8mas) M_J(T6.5V) = 15.96 ; 2MASS_1237+6526 calc using Kirkpatrick20 (plx=96.07mas) M_J(T6.5V) = 17.05 ; WISE_2014+0424 calc using Kirkpatrick20 (plx=45.5mas) M_J(T6.5V) > 17.66 ; WISE_1612-3420 calc using Kirkpatrick20 (plx=90.0mas) => adopt M_J(T6.5V) = 15.71 [updated 12/5/2020] (M_J(MKO)=15.34, J(MKO)-J=-0.37) M_J(MKO)(T6.5V) = 14.86 ; SDSS_1346-0031 calc using Kirkpatrick20 (plx=69.2mas) M_J(MKO)(T6.5V) = 15.03 ; WISE_2301+0216 calc using Kirkpatrick20 (plx=54.1mas) M_J(MKO)(T6.5V) = 15.19 ; GJ_4040B calc using Kirkpatrick20 (plx=71.4754mas) M_J(MKO)(T6.5V) = 15.20 ; WISE_1250+2628 calc using Kirkpatrick20 (plx=57.5mas) M_J(MKO)(T6.5V) = 15.21 ; WISE_0542-1628 calc using Kirkpatrick20 (plx=61.3mas) M_J(MKO)(T6.5V) = 15.22 (+-0.31 rms) ; Tinney14(N=5) M_J(MKO)(T6.5V) = 15.24 ; WISE_1221-3136 calc using Kirkpatrick20 (plx=76.8mas) M_J(MKO)(T6.5V) = 15.34 ; M_J=15.71, J(MKO)-J=-0.37 M_J(MKO)(T6.5V) = 15.34 ; 2MASS_1047+2124 calc using Kirkpatrick20 (plx=94.73mas) M_J(MKO)(T6.5V) = 15.47 ; 2MASS_1237+6526 calc using Kirkpatrick20 (plx=96.07mas) M_J(MKO)(T6.5V) = 15.51 ; 2MASS_0034+0523 calc using Kirkpatrick20 (plx=118.8mas) M_J(MKO)(T6.5V) = 15.61 ; CWISE_1411-4811 calc using Kirkpatrick20 (plx=58.2mas) M_J(MKO)(T6.5V) = 16.36 ; WISE_1612-3420 calc using Kirkpatrick20 (plx=90.0mas) M_J(MKO)(T6.5V) = 17.30 ; WISE_1523+3125 calc using Kirkpatrick20 (plx=65.0mas) => adopt M_J(MKO) = 15.34 [updated 12/5/2020] (M_J=15.71, J(MKO)-J=-0.37) (J(MKO)-J)(T6.5V) = -0.74 +- 0.22 ; WISE_2014+0424 16.5 (J(MKO)-J)(T6.5V) = -0.57 +- 0.13 ; WISE_1221-3136 16.5 (J(MKO)-J)(T6.5V) = -0.56 +- 0.06 ; WISE_2301+0216 16.5 (J(MKO)-J)(T6.5V) = -0.49 +- 0.13 ; 2MASS_1237+6526 16.5 (J(MKO)-J)(T6.5V) = -0.40 +- 0.05 ; 2MASS_0034+0523 16.5 (J(MKO)-J)(T6.5V) = -0.37 +- 0.08 ; WISE_0542-1628 16.5 (J(MKO)-J)(T6.5V) = -0.36 +- 0.06 ; 2MASS_1047+2124 16.5 (J(MKO)-J)(T6.5V) = -0.34 +- 0.10 ; SDSS_1346-0031 16.5 (J(MKO)-J)(T6.5V) = -0.23 +- 0.09 ; GJ_4040B 16.5 => (J(MKO)-J)(T6.5V) = -0.40 [updated 12/5/2020] mixing MKO and 2MASS photometry here (note (K(MKO)-Ks)(T6.5V) ~ 0.2 ; see below) M_Ks(T6.5V) = 14.74 ; GJ_4040B calc using Kirkpatrick20 (plx=71.4754mas) M_Ks(T6.5V) = 14.97 ; SDSS_1346-0031 calc using Kirkpatrick20 (plx=69.2mas) M_K(MKO)(T6.5V) = 15.16 ; SDSS_1346-0031 calc using Kirkpatrick20 (plx=69.2mas) M_Ks(T6.5V) = 15.28 ; WISE_1221-3136 calc using Kirkpatrick20 (plx=76.8mas) M_Ks(T6V) = 15.3 ; T6V adopted M_Ks(T6.5V) = 15.30 ; WISE_0513+0608 calc using Kirkpatrick20 (plx=70.8mas) M_Ks(T6.5V) = 15.31 ; WISE_1320+6034 calc using Kirkpatrick20 (plx=60.6mas) M_K(MKO)(T6.5V) = 15.39 ; GJ_4040B calc using Kirkpatrick20 (plx=71.4754mas) M_K(MKO)(T6.5V) = 15.54 ; WISE_2301+0216 calc using Kirkpatrick20 (plx=54.1mas) M_K(MKO)(T6.5V) = 15.59 ; WISE_1250+2628 calc using Kirkpatrick20 (plx=57.5mas) M_Ks(T6.5V) = 15.63 ; WISE_0542-1628 calc using Kirkpatrick20 (plx=61.3mas) M_Ks(T7V) = 15.8 ; T7V adopted M_Ks(T6.5V) > 15.97 ; 2MASS_1237+6526 calc using Kirkpatrick20 (plx=96.07mas) M_K(MKO)(T6.5V) = 16.08 ; 2MASS_1047+2124 calc using Kirkpatrick20 (plx=94.73mas) M_Ks(T6.5V) = 16.13 ; WISE_2014+0424 calc using Kirkpatrick20 (plx=45.5mas) M_Ks(T6.5V) = 16.19 ; CWISE_1411-4811 calc using Kirkpatrick20 (plx=58.2mas) M_Ks(T6.5V) = 16.21 ; 2MASS_0034+0523 calc using Kirkpatrick20 (plx=118.8mas) M_Ks(T6.5V) > 16.29 ; 2MASS_1047+2124 calc using Kirkpatrick20 (plx=94.73mas) M_K(MKO)(T6.5V) = 16.31 ; 2MASS_1237+6526 calc using Kirkpatrick20 (plx=96.07mas) M_K(MKO)(T6.5V) = 16.44 ; 2MASS_0034+0523 calc using Kirkpatrick20 (plx=118.8mas) M_Ks(T6.5V) = 17.38 ; WISE_1612-3420 calc using Kirkpatrick20 (plx=90.0mas) => adopt M_Ks(T6.5V) = 15.6 [updated 12/5/2020] (K(MKO)-Ks)(T6.5V) = 0.19 +- 0.27 ; SDSS_1346-0031 (K(MKO)-Ks)(T6.5V) = 0.23 +- 0.04 ; 2MASS_0034+0523 (K(MKO)-Ks)(T6.5V) = 0.65 +- 0.19 ; GJ_4040B => adopt (K(MKO)-Ks)(T6.5V) ~ 0.2 [updated 12/5/2020] W1-W2(T6.5V) = 2.21 ; Kirkpatrick19 polynomial M_W2(T6.5V) = 12.86 (+-0.17 rms) ; Tinney14 # Examples 2MASS J00345157+0523050 T6.5: Kirkpatrick20 Teff=899+-82K. plx=118.8+-2.7mas(Kirkpatrick20).