Digitized First Byurakan Survey (DFBS) Spectra Query Service
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The First Byurakan Survey (FBS) is the largest and the first systematic objective prism survey of the extragalactic sky. It covers 17,000 sq.deg. in the Northern sky together...
比乌拉坎第一巡天（First Byurakan Survey, FBS）是迄今规模最大且全球首个面向河外天区开展的系统性物棱镜巡天项目，其覆盖北天17000平方度的天区……
