Hipparcos calibration of the TRGB

We have detected the tip of the red giant branch (TRGB) in the solar neighborhood using near-infrared photometry from the Two Micron All Sky Survey (II/246) and DIRBE...我们利用2微米全天巡天（Two Micron All Sky Survey, II/246）与DIRBE的近红外测光数据，在太阳邻域中探测到了红巨星支端点（Tip of the Red Giant Branch, TRGB）。