Chemical composition of OGLE-2007-BLG-514S
收藏B2FIND2026-03-19 收录
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We present a high-resolution spectrum of a microlensed G dwarf in the Galactic bulge with spectroscopic temperature T_eff_=5600+/-180K. This I~21mag star was magnified by a...
我们报道了一颗处于银河系核球（Galactic bulge）中、受微引力透镜（microlensing）效应影响的G型矮星（G dwarf）的高分辨率光谱，其光谱学有效温度T_eff=5600±180K。该I波段星等约21等的恒星被放大了……
