The Brown Dwarf Kinematics Project (BDKP). III. Parallaxes for 70 Ultracool Dwarfs

Jacqueline K. Faherty, Adam J. Burgasser, Frederick M. Walter +6

We report parallax measurements for 70 ultracool dwarfs (UCDs). Using both literature values and our sample, we report new polynomial relations between spectral type and M${}_{JHK}$.…