← Dashboard
BEACON

Object

2021 XC4

2021XC4 · 1/3 sources

Risk scales

TorinoT0
Palermo-8.38

Source: JPL Sentry

JPL window: 2101-2119·Last obs: 2021-12-13

Sources

Amber = past cut. Risk 0 · fields 0.

1/3 sources
FieldJPL CADnot presentJPL SentryNASA/JPLESA NEOCCnot present
Close-approach datethreshold: date
Miss distanceauthreshold: 3% rel
Relative velocitykm/sthreshold: 1% rel
Cumulative impact probabilitythreshold: >2× (floor 1e-7)2.067e-8
Palermo Scalecumulativethreshold: |Δ| > 0.5-8.38
Torino Scalemaxthreshold: exactT0
Estimated diameter* from absolute magnitude19 m