KELT-9 radial velocity with LBT/PEPSI

Transiting hot Jupiters present a unique opportunity to measure absolute planetary masses due to the magnitude of their radial velocity signals and known orbital inclination....凌日系热木星（Transiting hot Jupiters）凭借其径向速度信号的显著幅度与已知的轨道倾角，为测定行星绝对质量提供了独特的契机……