T8V

Standards:
Burgasser06: 2MASS J04151954-0935066 T8 (primary standard)

Teff(T8V) = 553 K ; WISE_0430+4633 (Kirkpatrick19; plx=93.9+-4.1mas)
Teff(T8V) = ~575K [550-600K] ; Schneider16/WISE0325-5044T

Teff(T8V) =  582 K ; WISE_0316+4307 (Kirkpatrick19; plx=73.3+-2.8mas)
Teff(T8V) = 599 K ; WISE_1150+6302 (Kirkpatrick19; plx=124.5+-3.0mas)
Teff(T8V) =  614 K ; WISE_0500-1223 (Kirkpatrick19; plx=95.1+-3.6mas)
Teff(T8V) =  618 K ; Gl_547B (Kirkpatrick19; plx=58.2+-0.5mas)
Teff(T8V) = 621 K ; WISEPA J025409.45+022359.1 (Kirkpatrick20)
Teff(T8V) =  622 K ; VHS_1433-0837 (Kirkpatrick19; plx=50.9+-4.5mas)
Teff(T8V) =  640 K ; WISE_1018-2445 (Kirkpatrick19; plx=83.6+-3.6mas)
Teff(T8V) =  641 K ; WISE_1617+1807 (Kirkpatrick19; plx=84.6+-4.2mas)
Teff(T8V) =  651 K ; WISE_2019-1148 (Kirkpatrick19; plx=77.5+-3.5mas)
Teff(T8V) =  652 K ; WISE_1448-2534 (Kirkpatrick19; plx=52.5+-2.5mas)
Teff(T8V) =  652 K ; WISE_1519+7009 (Kirkpatrick19; plx=77.6+-2.8mas)
Teff(T8V) =  658 K ; WISE_2203+4619 (Kirkpatrick19; plx=66.0+-4.2mas)
Teff(T8V) =  659 K ; ULAS_1302+1308 (Kirkpatrick19; plx=65.0+-5.0mas)
Teff(T8V) =  661 K ; WISE_0857+5604 (Kirkpatrick19; plx=87.2+-2.4mas)
Teff(T8V) =  674 K ; WISE_0247+3725 (Kirkpatrick19; plx=64.8+-2.6mas)
Teff(T8V) = 677 K ; standard. 2MASSI J0415195−093506 (Kirkpatrick20)
Teff(T8V) = 678 K ; Filipazzo15 M6V-T9V field calibration 
Teff(T8V) =  678 K ; 2MASS_1225-2739B (Kirkpatrick19; plx=76.0+-2.5mas)
Teff(T8V) =  682 K ; ULAS_0950+0117 (Kirkpatrick19; plx=57.9+-2.3mas)
Teff(T8V) = 685 K ; 2MASS_0415-0935 (Kirkpatrick19; plx=175.2+-1.7mas)
Teff(T8V) = 685 K ; WISE_0254+0223 (Kirkpatrick19; plx=146.1+-1.5mas)
Teff(T8V) =  685 K ; WISE_0759-4904 (Kirkpatrick19; plx=89.1+-2.4mas)
Teff(T8V) = 686 K ; Kirkpatrick20 (Table 13 polynomial)
Teff(T8V) =  686 K ; WISEP J115013.88+630240.7 (Kirkpatrick20)
Teff(T8V) =  688 K ; WISE_0015-4615 (Kirkpatrick19; plx=71.8+-2.7mas)
Teff(T8V) =  692 K ; WISE_2313-8037 (Kirkpatrick19; plx=93.5+-2.7mas)
Teff(T8V) =  693 K ; WISE_0744+5628 (Kirkpatrick19; plx=67.1+-2.5mas)
Teff(T8V) =  696 K ; WISE_1318-1758 (Kirkpatrick19; plx=57.8+-2.7mas)
Teff(T8V) =  699 K ; WISE_0623-0456 (Kirkpatrick19; plx=87.4+-2.9mas)
Teff(T8V) =  699 K ; WISE_1653+4444 (Kirkpatrick19; plx=78.0+-4.2mas)
Teff(T8V) = ~705K [675-735K] ; Dupuy13 mean 
Teff(T8V) =  711 K ; Gl_27B (Kirkpatrick19; plx=90.4+-0.3mas)
Teff(T8V) =  713 K ; WISE_2255-3118 (Kirkpatrick19; plx=70.7+-4.2mas)
Teff(T8V) =  715 K [685-745K] ; Dupuy15 (1-5 Gyr)
Teff(T8V) =  718 K ; ULAS_1029+0935 (Kirkpatrick19; plx=66.8+-4.2mas)
Teff(T8V) =  724 K ; Gl_494C (Kirkpatrick19; plx=85.5+-1.5mas)
Teff(T8V) =  724 K ; WISE_1959-3338 (Kirkpatrick19; plx=85.3+-2.2mas)
Teff(T8V) =  731 K ; WISE_1813+2835 (Kirkpatrick19; plx=74.9+-2.5mas)
Teff(T8V) =  735 K ; WISE_1322-2340 (Kirkpatrick19; plx=77.5+-4.2mas)
Teff(T8V) = 736 K ; 2MASS_0729-3954 (Kirkpatrick19; plx=126.3+-8.3mas)
Teff(T8V) =  750 K ; WISE_2005+5424 (Kirkpatrick19; plx=62.9+-3.3mas)
Teff(T8V) =  752 K ; 2MASS J07290002−3954043 (Kirkpatrick20,'sd')
Teff(T8V) = 768 K ; WISE_2000+3629 (Kirkpatrick19; plx=133.1+-2.5mas)
Teff(T8V) =  791 K ; WISE_2226+0440 (Kirkpatrick19; plx=54.4+-5.9mas)
=> adopt Teff(T8V) = 680 K (logT = 2.833) [updated 2/2/2021]

M_J(T8V) =  15.70 ; WISE_2226+0440 calc using Kirkpatrick20 (plx=54.4mas)
M_J(T8V) =  15.91 ; WISE_0245-3450 calc using Kirkpatrick20 (plx=42.5mas)
M_J(T8V) =  16.05 ; WISE_1436-1814 calc using Kirkpatrick20 (plx=50.9mas)
M_J(T8V) =  16.07 ; WISE_1711+3500 calc using Kirkpatrick20 (plx=43.3mas)
M_J(T8V) =  16.37 ; Gl_27B   calc using Kirkpatrick20 (plx=89.7891mas)
M_J(T8V) =  16.42 ; WISE_2211-4758 calc using Kirkpatrick20 (plx=53.0mas)
M_J(T8V) =  16.43 ; 2MASS_0729-3954 calc using Kirkpatrick20 (plx=126.3mas)
M_J(T8V) =  16.44 ; WISE_2000+3629 calc using Kirkpatrick20 (plx=133.4mas)
M_J(T8V) =  16.46 ; WISE_1322-2340 calc using Kirkpatrick20 (plx=77.5mas)
M_J(T8V) =  16.49 ; WISE_1959-3338 calc using Kirkpatrick20 (plx=83.9mas)
M_J(T8V) =  16.49 ; WISE_0906+4735 calc using Kirkpatrick20 (plx=47.0mas)
M_J(T8V) =  16.50 ; ULAS_1029+0935 calc using Kirkpatrick20 (plx=68.6mas)
M_J(T8V) =  16.60 ; WISE_2255-3118 calc using Kirkpatrick20 (plx=72.8mas)
M_J(T8V) =  16.67 ; Gl_494C   calc using Kirkpatrick20 (plx=86.8570mas)
M_J(T8V) =  16.75 ; WISE_0744+5628 calc using Kirkpatrick20 (plx=65.3mas)
M_J(T8V) =  16.80 ; WISE_2313-8037 calc using Kirkpatrick20 (plx=92.6mas)
M_J(T8V) =  16.92 ; 2MASS_0415-0935 calc using Kirkpatrick20 (plx=175.2mas)
M_J(T8V) =  16.99 ; WISE_1653+4444 calc using Kirkpatrick20 (plx=75.7mas)
M_J(T8V) >   17.05 ; WISE_1519+7009 calc using Kirkpatrick20 (plx=78.5mas)
M_J(T8V) >   17.14 ; WISE_1717+6128 calc using Kirkpatrick20 (plx=43.9mas)
M_J(T8V) =  17.20 ; WISE_0623-0456 calc using Kirkpatrick20 (plx=86.5mas)
M_J(T8V) =  17.22 ; WISE_0836-1859 calc using Kirkpatrick20 (plx=44.2mas)
M_J(T8V) = 17.30 ; M_J(MKO)=17.0, (J(MKO)-J)=-0.30 
M_J(T8V) =  17.30 ; WISE_0857+5604 calc using Kirkpatrick20 (plx=85.3mas)
M_J(T8V) =  17.34 ; 2MASS_0939-2448 calc using Kirkpatrick20 (plx=187.3mas)
M_J(T8V) =  17.35 ; WISE_0254+0223 calc using Kirkpatrick20 (plx=144.1mas)
M_J(T8V) =  17.40 ; LHS_6176B   calc using Kirkpatrick20 (plx=57.9mas)
M_J(T8V) =  17.42 ; WISE_1018-2445 calc using Kirkpatrick20 (plx=83.0mas)
M_J(T8V) >   17.42 ; WISE_2005+5424 calc using Kirkpatrick20 (plx=53.9mas)
M_J(T8V) =  17.44 ; WISE_1318-1758 calc using Kirkpatrick20 (plx=63.5mas)
M_J(T8V) =  17.50 ; WISE_0247+3725 calc using Kirkpatrick20 (plx=64.8mas)
M_J(T8V) =  17.90 ; WISE_1448-2534 calc using Kirkpatrick20 (plx=54.8mas)
M_J(T8V) =  17.96 ; WISE_0500-1223 calc using Kirkpatrick20 (plx=84.6mas)
M_J(T8V) =  18.06 ; WISE_2019-1148 calc using Kirkpatrick20 (plx=79.9mas)
M_J(T8V) =  18.14 ; WISE_1150+6302 calc using Kirkpatrick20 (plx=121.4mas)
M_J(T8V) >   19.65 ; CWISE_1055+5443 calc using Kirkpatrick20 (plx=145.0mas)
=> adopt M_J(T8V) = 17.30 [updated 12/5/2020] (M_J(MKO)=17.0, (J(MKO)-J)=-0.30)

M_J(MKO)(T8V) =  15.60 ; WISE_2226+0440 calc using Kirkpatrick20 (plx=54.4mas)
M_J(MKO)(T8V) =  15.98 ; WISE_1436-1814 calc using Kirkpatrick20 (plx=50.9mas)
M_J(MKO)(T8V) =  16.08 ; Gl_27B   calc using Kirkpatrick20 (plx=89.7891mas)
M_J(MKO)(T8V) = 16.09 ; WISE_2000+3629 calc using Kirkpatrick20 (plx=133.4mas)
M_J(MKO)(T8V) =  16.10 ; WISE_2211-4758 calc using Kirkpatrick20 (plx=53.0mas)
M_J(MKO)(T8V) =  16.26 ; WISE_1813+2835 calc using Kirkpatrick20 (plx=73.6mas)
M_J(MKO)(T8V) =  16.29 ; WISE_1322-2340 calc using Kirkpatrick20 (plx=77.5mas)
M_J(MKO)(T8V) =  16.33 ; WISE_1959-3338 calc using Kirkpatrick20 (plx=83.9mas)
M_J(MKO)(T8V) =  16.34 ; WISE_0744+5628 calc using Kirkpatrick20 (plx=65.3mas)
M_J(MKO)(T8V) =  16.38 ; Gl_494C   calc using Kirkpatrick20 (plx=86.8570mas)
M_J(MKO)(T8V) = 16.38 ; 2MASS_0729-3954 calc using Kirkpatrick20 (plx=126.3mas)
M_J(MKO)(T8V) =  16.44 ; WISE_1653+4444 calc using Kirkpatrick20 (plx=75.7mas)
M_J(MKO)(T8V) =  16.50 ; ULAS_1029+0935 calc using Kirkpatrick20 (plx=68.6mas)
M_J(MKO)(T8V) = 16.55 ; 2MASS_0415-0935 calc using Kirkpatrick20 (plx=175.2mas)
M_J(MKO)(T8V) = 16.66 (+-0.36 rms) ; Tinney14(N=4)
M_J(MKO)(T8V) =  16.65 ; WISE_2255-3118 calc using Kirkpatrick20 (plx=72.8mas)
M_J(MKO)(T8V) = 16.71 ; WISE_0254+0223 calc using Kirkpatrick20 (plx=144.1mas)
M_J(MKO)(T8V) =  16.76 ; CWISE_1533+1753 calc using Kirkpatrick20 (plx=51.3mas)
M_J(MKO)(T8V) =  16.79 ; LHS_6176B   calc using Kirkpatrick20 (plx=57.9mas)
M_J(MKO)(T8V) =  16.81 ; WISE_0623-0456 calc using Kirkpatrick20 (plx=86.5mas)
M_J(MKO)(T8V) =  16.81 ; CWISE_0041-4019 calc using Kirkpatrick20 (plx=76.7mas)
M_J(MKO)(T8V) =  16.89 ; WISE_2313-8037 calc using Kirkpatrick20 (plx=92.6mas)
M_J(MKO)(T8V) =  17.00 ; WISE_1018-2445 calc using Kirkpatrick20 (plx=83.0mas)
M_J(MKO)(T8V) =  17.00 ; WISE_1617+1807 calc using Kirkpatrick20 (plx=78.0mas)
M_J(MKO)(T8V) =  17.00 ; WISE_0857+5604 calc using Kirkpatrick20 (plx=85.3mas)
M_J(MKO)(T8V) = 17.03 ; 2MASS_0939-2448 calc using Kirkpatrick20 (plx=187.3mas)
M_J(MKO)(T8V) =  17.05 ; WISE_0015-4615 calc using Kirkpatrick20 (plx=75.2mas)
M_J(MKO)(T8V) =  17.06 ; ULAS_1302+1308 calc using Kirkpatrick20 (plx=65.mas)
M_J(MKO)(T8V) =  17.08 ; WISE_0247+3725 calc using Kirkpatrick20 (plx=64.8mas)
M_J(MKO)(T8V) =  17.17 ; WISE_0759-4904 calc using Kirkpatrick20 (plx=90.7mas)
M_J(MKO)(T8V) =  17.19 ; WISE_2114-1805 calc using Kirkpatrick20 (plx=59.0mas)
M_J(MKO)(T8V) =  17.29 ; WISE_1318-1758 calc using Kirkpatrick20 (plx=63.5mas)
M_J(MKO)(T8V) =  17.34 ; Gl_547B   calc using Kirkpatrick20 (plx=57.3445mas)
M_J(MKO)(T8V) =  17.35 ; WISE_1519+7009 calc using Kirkpatrick20 (plx=78.5mas)
M_J(MKO)(T8V) =  17.52 ; WISE_0500-1223 calc using Kirkpatrick20 (plx=84.6mas)
M_J(MKO)(T8V) =  17.60 ; WISE_2019-1148 calc using Kirkpatrick20 (plx=79.9mas)
M_J(MKO)(T8V) =  17.61 ; WISE_1448-2534 calc using Kirkpatrick20 (plx=54.8mas)
M_J(MKO)(T8V) =  17.77 ; VHS_1433-0837 calc using Kirkpatrick20 (plx=56.5mas)
M_J(MKO)(T8V) =  17.95 ; WISE_2203+4619 calc using Kirkpatrick20 (plx=75.1mas)
M_J(MKO)(T8V) =  18.30 ; WISE_2005+5424 calc using Kirkpatrick20 (plx=53.9mas)
M_J(MKO)(T8V) =  18.84 ; WISE_0316+4307 calc using Kirkpatrick20 (plx=74.7mas)
M_J(MKO)(T8V) =  18.97 ; WISE_0430+4633 calc using Kirkpatrick20 (plx=96.1mas)
=> adopt M_J(MKO)(T8V) = 17.00 [updated 12/5/2020]

(J(MKO)-J)(T8V) = -0.64 +- 0.16 ; WISE_0254+0223 
(J(MKO)-J)(T8V) = -0.61 +- 0.26 ; LHS_6176B 
(J(MKO)-J)(T8V) = -0.55 +- 0.04 ; WISE_1653+4444 
(J(MKO)-J)(T8V) = -0.46 +- 0.10 ; WISE_2019-1148 
(J(MKO)-J)(T8V) = -0.44 +- 0.12 ; WISE_0500-1223 
(J(MKO)-J)(T8V) = -0.42 +- 0.12 ; WISE_1018-2445 
(J(MKO)-J)(T8V) = -0.42 +- 0.17 ; WISE_0247+3725 
(J(MKO)-J)(T8V) = -0.41 +- 0.11 ; WISE_0744+5628 
(J(MKO)-J)(T8V) = -0.39 +- 0.10 ; WISE_0623-0456 
(J(MKO)-J)(T8V) = -0.37 +- 0.06 ; 2MASS_0415-0935 
(J(MKO)-J)(T8V) = -0.35 +- 0.09 ; WISE_2000+3629 
(J(MKO)-J)(T8V) = -0.33 +- 0.13 ; WISE_1711+3500 
(J(MKO)-J)(T8V) = -0.32 +- 0.06 ; WISE_2211-4758 
(J(MKO)-J)(T8V) = -0.31 +- 0.11 ; 2MASS_0939-2448 
(J(MKO)-J)(T8V) = -0.30 +- 0.12 ; WISE_0857+5604 
(J(MKO)-J)(T8V) = -0.29 +- 0.01 ; Gl_494C 
(J(MKO)-J)(T8V) = -0.29 +- 0.04 ; Gl_27B 
(J(MKO)-J)(T8V) = -0.29 +- 0.14 ; WISE_1448-2534 
(J(MKO)-J)(T8V) = -0.28 +- 0.14 ; WISE_0906+4735 
(J(MKO)-J)(T8V) = -0.17 +- 0.11 ; WISE_1322-2340 
(J(MKO)-J)(T8V) = -0.16 +- 0.15 ; WISE_1959-3338 
(J(MKO)-J)(T8V) = -0.15 +- 0.19 ; WISE_1318-1758 
(J(MKO)-J)(T8V) = -0.10 +- 0.08 ; WISE_2226+0440 
(J(MKO)-J)(T8V) = -0.07 +- 0.13 ; WISE_1436-1814 
(J(MKO)-J)(T8V) = -0.04 +- 0.11 ; 2MASS_0729-3954 
(J(MKO)-J)(T8V) =  0.00 +- 0.01 ; ULAS_1029+0935 
(J(MKO)-J)(T8V) =  0.00 +- 0.13 ; WISE_0245-3450 
(J(MKO)-J)(T8V) =  0.05 +- 0.08 ; WISE_2255-3118 
(J(MKO)-J)(T8V) =  0.09 +- 0.24 ; WISE_2313-8037 
(J(MKO)-J)(T8V) =  0.11 +- 0.25 ; WISE_0836-1859 
=> adopt (J(MKO)-J)(T8V) = -0.30 [updated 12/5/2020] 

mixing MKO and 2MASS K values here, but note (K(MKO)-Ks) = 0.12 adopted below

M_Ks(T8V)     >  14.96 ; WISE_1717+6128 calc using Kirkpatrick20 (plx=43.9mas)
M_Ks(T8V)     >  15.71 ; WISE_2255-3118 calc using Kirkpatrick20 (plx=72.8mas)
M_K(MKO)(T8V) = 15.78 ; 2MASS_0729-3954 calc using Kirkpatrick20 (plx=126.3mas)
M_Ks(T8V)     >  15.80 ; 2MASS_0729-3954 calc using Kirkpatrick20 (plx=126.3mas)
M_Ks(T8V)     >  15.91 ; WISE_2005+5424 calc using Kirkpatrick20 (plx=53.9mas)
M_Ks(T8V)     = 15.92 ; WISE_2226+0440 calc using Kirkpatrick20 (plx=54.4mas)
M_Ks(T8V)     = 15.98 ; WISE_1436-1814 calc using Kirkpatrick20 (plx=50.9mas)
M_Ks(T8V)     >  16.24 ; LHS_6176B  calc using Kirkpatrick20 (plx=57.9mas)
M_Ks(T8V)     = 16.42 ; WISE_1959-3338 calc using Kirkpatrick20 (plx=83.9mas)
M_Ks(T8V)     = 16.48 ; Gl_494C   calc using Kirkpatrick20 (plx=86.8570mas)
M_Ks(T8V)     = 16.50 ; Gl_27B   calc using Kirkpatrick20 (plx=89.7891mas)
M_Ks(T8V)     = 16.58 ; CWISE_0041-4019 calc using Kirkpatrick20 (plx=76.7mas)
M_K(MKO)(T8V) = 16.59 ; Gl_494C   calc using Kirkpatrick20 (plx=86.8570mas)
M_Ks(T8V)     >  16.63 ; WISE_1318-1758 calc using Kirkpatrick20 (plx=63.5mas)
M_K(MKO)(T8V) = 16.63 ; Gl_27B   calc using Kirkpatrick20 (plx=89.7891mas)
M_Ks(T8V)     = 16.64 ; WISE_0744+5628 calc using Kirkpatrick20 (plx=65.3mas)
M_K(MKO)(T8V) = 16.69 ; WISE_2000+3629 calc using Kirkpatrick20 (plx=133.4mas)
M_K(MKO)(T8V) = 16.70 ; ULAS_2326+0201 calc using Kirkpatrick20 (plx=45.6mas)
M_Ks(T8V)     = 16.71 ; WISE_2211-4758 calc using Kirkpatrick20 (plx=53.0mas)
M_Ks(T8V)     >  16.71 ; WISE_0836-1859 calc using Kirkpatrick20 (plx=44.2mas)
M_Ks(T8V)     >  16.80 ; WISE_0254+0223 calc using Kirkpatrick20 (plx=144.1mas)
M_K(MKO)(T8V) = 16.87 ; ULAS_1029+0935 calc using Kirkpatrick20 (plx=68.6mas)
M_Ks(T8V)     = 16.89 ; 2MASS_0415-0935 calc using Kirkpatrick20 (plx=175.2mas)
M_Ks(T8V)     = 16.90 ; WISE_0906+4735 calc using Kirkpatrick20 (plx=47.0mas)
M_Ks(T8V)     = 16.93 ; WISE_1322-2340 calc using Kirkpatrick20 (plx=77.5mas)
M_Ks(T8V)     >  16.94 ; WISE_2114-1805 calc using Kirkpatrick20 (plx=59.0mas)
M_K(MKO)(T8V) = 17.05 ; 2MASS_0415-0935 calc using Kirkpatrick20 (plx=175.2mas)
M_Ks(T8V)     >  17.07 ; WISE_1150+6302 calc using Kirkpatrick20 (plx=121.4mas)
M_Ks(T8V)     = 17.08 ; WISE_2313-8037 calc using Kirkpatrick20 (plx=92.6mas)
M_K(MKO)(T8V) = 17.22 ; ULAS_1302+1308 calc using Kirkpatrick20 (plx=65.mas)
M_Ks(T8V)     = 17.34 ; WISE_0623-0456 calc using Kirkpatrick20 (plx=86.5mas)
M_Ks(T8V)     = 17.34 ; WISE_0857+5604 calc using Kirkpatrick20 (plx=85.3mas)
M_Ks(T8V)     = 17.43 ; WISE_0247+3725 calc using Kirkpatrick20 (plx=64.8mas)
M_Ks(T8V)     >  17.43 ; WISE_2000+3629 calc using Kirkpatrick20 (plx=133.4mas)
M_K(MKO)(T8V) = 17.52 ; WISE_0254+0223 calc using Kirkpatrick20 (plx=144.1mas)
M_Ks(T8V)     = 17.60 ; WISE_1018-2445 calc using Kirkpatrick20 (plx=83.0mas)
M_Ks(T8V)     >  17.62 ; CWISE_1055+5443 calc using Kirkpatrick20 (plx=145.0mas)
M_K(MKO)(T8V) = 18.19 ; 2MASS_0939-2448 calc using Kirkpatrick20 (plx=187.3mas)
M_Ks(T8V)     = 18.19 ; 2MASS_0939-2448 calc using Kirkpatrick20 (plx=187.3mas)
=> adopt M_Ks(T8V) = 16.9 [updated 12/5/2020]

(K(MKO)-Ks)(T8V) = 0.00 +- 0.12 ; 2MASS_0939-2448 18.0
(K(MKO)-Ks)(T8V) = 0.11 +- 0.08 ; Gl_494C 18.0
(K(MKO)-Ks)(T8V) = 0.13 +- 0.04 ; Gl_27B 18.0
(K(MKO)-Ks)(T8V) = 0.16 +- 0.04 ; 2MASS_0415-0935 18.0
=> adopt (K(MKO)-Ks) = 0.12 [updated 12/5/2020]

W1-W2(T8V) = 2.79 ; Kirkpatrick19 polynomial

M_W2(T8V) = 13.44 (+-0.23 rms) ; Tinney14

BC_Ks(T8V) = 1.844 ; Filipazzo15 (field) [denser trend through L/T]
BC_Ks(T8V) = 2.085 ; Looper08
=> adopt BC_Ks(T8V) = 1.85 [updated 11/1/2019]
(data points show scatter among few points between 1.5 and 2.5!)

logL(T8) = -5.67+-0.02 ; 2MASSI J0415-0935 (Dupuy13 #39)
logL(T8) = -5.69+-0.03 ; 2MASSI J0939-2448 (Dupuy13 #40)
logL(T8) = -5.72 dex   ; Dupuy13 mean 
=> adopt logL(T8) = -5.70
=> adopt Mbol(T8) = 18.99   (from logL=-5.70)

Mass(T8) = 17-40 Mjup ; Dupuy13 mean

# Standard

2MASSI J0415195−093506
   T8: Burgasser06,Schneider16,Kirkpatrick20(opt.&near-IR)

   Teffs: 677+-56K(Kirkpatrick20). plx=175.2+-1.7mas(Kirkpatrick20). 
     

# Others

WISEPA J025409.45+022359.1
   T8: Kirkpatrick20

   Teff=621+-73K(Kirkpatrick20), plx=146.1+-1.5mas(Kirkpatrick20).

2MASS J07290002−3954043
   T8pec: Kirkpatrick20(near-IR)

   Discovered by Looper07(2007AJ....134.1162L), and flagged in
   Kirkpatrick20 as 'sd'.  Teff=752+-69K(Kirkpatrick20),
   plx=126.3+-8.3mas(Kirkpatrick20).

WISEP J115013.88+630240.7
   T8: Kirkpatrick20

   plx=121.4+-2.7mas(Kirkpatrick20). Teff=686+-79K(Kirkpatrick20).