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Summary
DescriptionOpen cluster HR diagram ages.gif |
English: HR diagrams for two open clusters, showing the main sequence turn-off at different ages.
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Date |
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Source |
Own work |
Author |
Created by User:Worldtraveller |
Reference
- Richmond, Michael (2004-12-28). Estimating Distances across our Galaxy. Rochester Institute of Technology. Retrieved on 2008-11-29.—See the two plots near the end of the page.
- Maeder, André (1974). " Stellar evolution near the main sequence: on some systematic differences between cluster sequences and model calculations.". Astronomy & Astrophysics 32: 177–190. Retrieved on 2008-11-28.
Licensing
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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue
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File usage
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