Juvenile Ultracool Dwarfs Emily L. Rice, Jacqueline K. Faherty, Kelle Cruz, Travis Barman, Dagny Looper, Lison Malo, Eric E. Mamajek, Stanimir Metchev, Evgenya L. Shkolnik 若い褐色矮星の年齢のindicatorについてのまとめ http://arxiv.org/abs/…