Статья

Evolutionary Changes in the Periods of Cepheids

Л. Н. БердниковV. V. IgnatovaTashkent University and Astronomical Institute, 33 Astronomicheskaya st., Tashkent 700052, Uzbekistan

International Astronomical Union Colloquiumjournal2000en

ABI

Аннотация

Abstract Our analysis of O – C diagrams for 230 (mainly northern) Cepheids revealed that periods of 67 of them show evolutionary changes. New parabolic elements for these Cepheids are presented.

Темы

Insect and Arachnid Ecology and Behavior Marine and environmental studies Ancient Near East History

Идентификаторы

DOI: 10.1017/s0252921100057675

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