Alpha Orionis

English Proper noun alpha mul Orionis en star en Betelgeuse. en 2007 Yuval Dolev Time and Realism: Metaphysical and Antimetaphysical Perspectives MIT Press 9780262262521 198 https://books.google.com/books?id=CsgUE4UJHScC&pg=PA198&dq=%22copresent%22&hl=&cd=11&source=gbs_api#v=onepage&q=%22copresent%22&f=false Thus, to take an example, a concert in Boston can be copresent with a soccer match in Sydney, but not with a soccer match on, say, Alpha Orionis: the present as it is defined relative to the soccer match extends some ninety light minutes into space, and so includes Sydney, but not Alpha Orionis, which is several hundred light years away.