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Double-close-binary quadruples (2+2 systems) are hierarchical systems of four stars where two short-period binary systems move around their common center of mass on a wider orbit. Using Gaia Early Data Release 3, we search for comoving pairs where bo
Externí odkaz:
http://arxiv.org/abs/2202.00021
Publikováno v:
Monthly Notices of the Royal Astronomical Society; Apr2022, Vol. 511 Issue 3, p3881-3894, 14p
