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BEACON

Object

2022 AB4

2022AB4 · 2/3 sources · cross-match · 2 risk div.

Risk scales

TorinoT0
Palermo-7.36

Source: JPL Sentry

JPL window: 2113-2122·ESA years: 2113-2126·Last obs: 2022-01-10

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)—2113-21222113-2126
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—6.894e-78.330e-8
Palermo Scalecumulativethreshold: |Δ| > 0.5—-7.36-8.18
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—15 m16 m *

Detected · 2 fields · 2 risk

  • cumulativeImpactProbability [risk · >2× (floor 1e-7)] · jpl-sentry=6.893802e-7 · esa-neocc=8.33e-8Aggregation windows differ (informational): JPL 2113-2122 vs ESA 2113-2126. Cumulative threshold still applies.
  • palermoScaleCumulative [risk · |Δ| > 0.5] · jpl-sentry=-7.36 · esa-neocc=-8.18Aggregation windows differ (informational): JPL 2113-2122 vs ESA 2113-2126. Cumulative threshold still applies.