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Unformatted text preview: The spring equinox, seen by ancient Greeks in Aries, moves westward and is now in Pisces! Lunar Motion Phases of the Moon’s 29.5 day cycle new crescent first quarter gibbous ^waxing Full gibbous last quarter crescent ^waning Eclipses recur in the approx. 18 yr, 11 1/3 day saros cycle But even then, eclipse location and type (e.g., partial, total) may vary...
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- Spring '08
- Astronomy, 3 Day, apparent position, Babylonian estimates