Ephemeris

An ephemeris is a table giving the predicted positions of an object in space, like another planet, comet, or asteroid.

Ephemeris Media

A Latin translation of al-Khwārizmī's <span title="Lua error in package.lua at line 80: module 'Module:Language/data/ISO 639 override' not found. transliteration" class="Unicode" style="white-space:normal; text-decoration: none">zīj, page from Corpus Christi College MS 283
Tablasalfonsies
Page from Almanach Perpetuum

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