BVI photometry of NGC 4258 Cepheids
收藏B2FIND2026-03-19 收录
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We present initial results from a time series BVI survey of two fields in NGC 4258 using the HST ACS. This galaxy was selected because of its accurate maser-based distance,...
本研究展示了利用哈勃空间望远镜（Hubble Space Telescope, HST）高级巡天相机（Advanced Camera for Surveys, ACS）对NGC 4258内两个天区开展的时间序列BVI巡天观测的初步成果。该星系之所以被选为观测对象，是因为其拥有基于脉泽（maser）测定的精确距离……
