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BDB - Binary star DataBase

Database
Disciplines : astronomy & astrophysics
Collected date : from 2011 ongoing
Creators : Oleg Malkov

The Binary star DataBase (BDB) is the database of binary/multiple stellar systems of various observational types. BDB contains data on physical and positional parameters of 260,000 components of 120,000 stellar systems of multiplicity 2 to more than 20, taken from a large variety of published ...

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Worldwide distribution of continental rock lithology

Dataset
Collected date : from 1993 to 2003

Global map of the main rock types exposed on the continental areas (present day). This map has been constructed and digitized from synthetic lithological and soil maps published by the Food and Agriculture Organization (FAO-UNESCO) for each continent, and from additional other sources. The ...

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