Radius inflation in Praesepe active M-dwarfs

Rotation periods from Kepler K2 are combined with projected rotation velocities from the WIYN 3.5m telescope to determine projected radii for fast-rotating, low-mass...将开普勒K2（Kepler K2）任务获取的自转周期，与WIYN 3.5米望远镜测得的投影自转速度相结合，以确定快速旋转的低质量……的投影半径。