Red clump stars in Galactic Bulge from OGLE-III

The red clump (RC) is found to be split into two components along several sightlines toward the Galactic bulge. This split is detected with high significance toward the areas (-3.5红团簇星（red clump, RC）被发现在朝向银河核球的多条视线方向上分裂为两个子成分。该分裂结构在(-3.5)附近的天区以高显著性被检测到。