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BEACON

Object

2021 FU

2021FU · 2/3 sources · cross-match · 2 risk div.

Risk scales

TorinoT0
Palermo-6.77

Source: JPL Sentry

JPL window: 2077-2121·ESA years: 2086-2120·Last obs: 2021-04-11

Sources

Amber = past cut. Risk 2 · fields 2.

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)2077-21212086-2120
Cumulative impact probabilitythreshold: >2× (floor 1e-7)4.051e-69.910e-7
Palermo Scalecumulativethreshold: |Δ| > 0.5-6.77-7.39
Torino Scalemaxthreshold: exactT0T0
Estimated diameter* from absolute magnitude11 m12 m *

Detected · 2 fields · 2 risk

  • cumulativeImpactProbability [risk · >2× (floor 1e-7)] · jpl-sentry=0.000004051152 · esa-neocc=9.91e-7Aggregation windows differ (informational): JPL 2077-2121 vs ESA 2086-2120. Cumulative threshold still applies.
  • palermoScaleCumulative [risk · |Δ| > 0.5] · jpl-sentry=-6.77 · esa-neocc=-7.39Aggregation windows differ (informational): JPL 2077-2121 vs ESA 2086-2120. Cumulative threshold still applies.