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The Squid Nebula, formally designated OU4, is a faint emission nebula located within the Cepheus OB Association. It’s recognized by its distinctive bipolar outflow structure, resembling a squid's tentacle. This outflow, rich in oxygen emissions, extends over one degree and is associated with several...
Why this score
Squid Nebula is highly prized for rarity, difficulty, and dramatic form within the Flying Bat field.
ui.x_scoring_methodologyOu4 represents a significant bipolar emission nebula situated within the Sh2-129 star formation region of the Cepheus constellation. This outflow, first observed in 2011 by amateur astronomer Nicolas Outters, is notable for its distinct twin jets extending outwards from a central source. Astronomers...
Why this score
Ou4 is a celebrated faint discovery target; striking bipolar form, high expert and advanced amateur prestige.
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