Close Encounters classification system

E987901 UNEXPLORED

The Close Encounters classification system is a UFO sighting categorization framework developed by astronomer J. Allen Hynek that organizes reported encounters into types based on proximity and interaction with unidentified flying objects.

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All labels observed (1)

Label	Occurrences
Close Encounters classification system canonical	2

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

J. Allen Hynek → notableFor → Close Encounters classification system ⓘ

J. Allen Hynek → developed → Close Encounters classification system ⓘ