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BEACON

Object

2020 UO4

2020UO4 · 2/3 sources · cross-match

Risk scales

TorinoT0
Palermo-5.72

Source: JPL Sentry

JPL window: 2105-2122·ESA years: 2118-2126·Last obs: 2022-02-25

Sources

Amber = past cut. Risk 0 · fields 0.

2/3 sources · match
FieldJPL CADnot presentJPL SentryNASA/JPLESA NEOCCESA Aegis
Close-approach datethreshold: date———
Miss distanceauthreshold: 3% rel———
Relative velocitykm/sthreshold: 1% rel (ESA 0.1 km/s)———
Risk yearsaggregation windows differ (informational)—2105-21222118-2126
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—3.294e-45.250e-4
Palermo Scalecumulativethreshold: |Δ| > 0.5—-5.72-5.43
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—6 m7 m *