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BEACON

Object

2021 YB

2021YB · 2/3 sources · cross-match

Risk scales

TorinoT0
Palermo-7.62

Source: JPL Sentry

JPL window: 2099-2120·Last obs: 2021-12-21

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
Cumulative impact probabilitythreshold: >2× (floor 1e-7)1.095e-68.670e-7
Palermo Scalecumulativethreshold: |Δ| > 0.5-7.62-7.74
Torino Scalemaxthreshold: exactT0T0
Estimated diameter* from absolute magnitude11 m12 m *