Showing 135 of 135
TierIncidentDateEraRegionTypeStatus
DZimbabwe — woman19961970-1999AfricaUnspecified/OtherUnresolved
DZimbabwe — man19961970-1999AfricaUnspecified/OtherUnresolved
DSouth Africa — manUndatedAfricaUnspecified/OtherUnresolved
DJapan — manUndatedAsia-PacificUnspecified/OtherUnresolved
DSaudi Arabia — man19661955-1969Asia-PacificUnspecified/OtherUnresolved
DChina — woman19991970-1999Asia-PacificUnspecified/OtherUnresolved
DChina — man19981970-1999Asia-PacificUnspecified/OtherUnresolved
DIndia — manUndatedAsia-PacificUnspecified/OtherUnresolved
DAustralia — woman19761970-1999OceaniaUnspecified/OtherUnresolved
DAustralia — man19881970-1999OceaniaUnspecified/OtherUnresolved
DPapua New Guinea — boy19991970-1999OceaniaUnspecified/OtherUnresolved
DNew Zealand — woman19981970-1999OceaniaUnspecified/OtherUnresolved
DHawaii — womanUndatedOceaniaUnspecified/OtherUnresolved
DPoland — man19801970-1999EuropeUnspecified/OtherUnresolved
DLithuania — man19961970-1999EuropeUnspecified/OtherUnresolved
DGermany — man19981970-1999EuropeUnspecified/OtherUnresolved
DCase 04.2519741970-1999EuropeUnspecified/OtherUnresolved
DDenmark — man19511947-1954Other-foreignUnspecified/OtherUnresolved
DUSSR — woman1936WWIIEuropeUnspecified/OtherUnresolved
DItaly — man19771970-1999EuropeUnspecified/OtherUnresolved
DMalta — manUndatedEuropeUnspecified/OtherUnresolved
DGreece — man19901970-1999EuropeUnspecified/OtherUnresolved
DRomania — manUndatedEuropeUnspecified/OtherUnresolved
DCroatia — man19971970-1999EuropeFireballUnresolved
DFrance — man19541947-1954EuropeUnspecified/OtherUnresolved
DFrance — teenager19971970-1999EuropeDisc/SaucerUnresolved
DFrance — woman19981970-1999EuropeUnspecified/OtherUnresolved
DCanada — man19901970-1999EuropeUnspecified/OtherUnresolved
DSwitzerland — teenager19971970-1999EuropeUnspecified/OtherUnresolved
DBrazil — man19801970-1999South AmericaUnspecified/OtherUnresolved
DPortugal — woman19971970-1999South AmericaUnspecified/OtherUnresolved
DBrazil — woman19971970-1999South AmericaUnspecified/OtherUnresolved
DBrazil — manUndatedSouth AmericaUnspecified/OtherUnresolved
DSpain — man19781970-1999South AmericaUnspecified/OtherUnresolved
DPuerto Rico — manUndatedSouth AmericaUnspecified/OtherUnresolved
DMexico — man19981970-1999South AmericaUnspecified/OtherUnresolved
DChile — man19981970-1999South AmericaUnspecified/OtherUnresolved
DBolivia — women19891970-1999South AmericaUnspecified/OtherUnresolved
DUruguay — man19811970-1999South AmericaDisc/SaucerUnresolved
DGuatemala — man19991970-1999South AmericaSphere/BallUnresolved
DUnited Kingdom — women19951970-1999EuropeUnspecified/OtherUnresolved
DUnited Kingdom — older man1935WWIIEuropeUnspecified/OtherUnresolved
DUnited Kingdom — man19801970-1999EuropeDebris/ParticleUnresolved
DUnited Kingdom — women19771970-1999EuropeUnspecified/OtherUnresolved
DUnited Kingdom — womenUndatedEuropeUnspecified/OtherUnresolved
DUSA — man19981970-1999US-domesticTriangleUnresolved
DUSA — women19861970-1999US-domesticUnspecified/OtherUnresolved
DUSA — man19471947-1954US-domesticUnspecified/OtherUnresolved
DUSA — man19731970-1999US-domesticDiamondUnresolved
DUSA — man19731970-1999US-domesticUnspecified/OtherUnresolved
Showing 150 of 135
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About UCD

UCD restructures publicly released UAP records into individually verified, comparable incidents rather than raw documents — so patterns across time, geography, and phenomenon type can actually be examined instead of buried in file counts. Every incident is scored on a credibility tier (evidentiary weight, not how dramatic the account sounds) so the record can be filtered down to only the cases that can actually support a claim.

Credibility tiers

Tier A — sensor/physical-evidence corroborated and/or formally reviewed with a stated confidence rating.
Tier B — sensor, radar, IR, or FMV contact logged in real time, no formal review.
Tier C — multi-witness or institutionally documented narrative, no sensor data.
Tier D — single-source, secondhand, or thin narrative.

Contribute

Have a source document describing a UAP incident? Anyone can submit one for review — it stays off the dashboard until a curator verifies and publishes it.

Submit a document →