An ephemeris is a table giving the predicted positions of an object in space, like another planet, comet, or asteroid.
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Key topics | |
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Calendars | Pre-Julian / Julian | |
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Gregorian | |
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Astronomical | |
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Others | |
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Astronomic time | |
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Geologic time | Concepts | |
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Standards | |
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Methods |
- Chronostratigraphy
- Geochronology
- Isotope geochemistry
- Law of superposition
- Luminescence dating
- Samarium–neodymium dating
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Chronological dating | Absolute dating | |
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Relative dating |
- Fluorine absorption
- Nitrogen dating
- Obsidian hydration
- Seriation
- Stratigraphy
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Genetic methods | |
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Linguistic methods | |
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Related topics | |
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