mega-what / prehistoric horizon calendars / Ireland, West Cork, Clonakilty

Ahagilla Stone Circle: Luni-solar rises

East centred view with luni-solar trajectories c.1200BCE from Ahagilla Multiple Stone Circle, Cork, Ireland. The right side of the dip is the winter cross-quarter midpoint, the left side is a week before spring equinox. The equinox is at a swell of the slope, summer cross-quarter / equinox mid­point is at the crest and summer cross-quarters are at a slight step.
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© Michael Wilson.