导星测光星表 V2.4
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The GSPC-II completes the Guide Star Photometric Catalog (Cat. II/143) with stars between 14-19th magnitude near the center of each of the Palomar and UKSTU survey fields. These were all observed using CCD detectors from a number of different observatories.
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中国科学院国家天文台创建时间：
2017-07-17
