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BEACON

Object

2021 EW1

2021EW1 · 2/3 sources · cross-match · 2 risk div.

Risk scales

TorinoT0
Palermo-6.42

Source: JPL Sentry

JPL window: 2103-2103·ESA years: 2103-2103·Last obs: 2021-03-15

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 yearscumulative aggregation window—2103-21032103-2103
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—2.663e-52.420e-6
Palermo Scalecumulativethreshold: |Δ| > 0.5—-6.42-7.37
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—8 m8 m *

Detected · 2 fields · 2 risk

  • cumulativeImpactProbability [risk · >2× (floor 1e-7)] · jpl-sentry=0.00002663 · esa-neocc=0.00000242
  • palermoScaleCumulative [risk · |Δ| > 0.5] · jpl-sentry=-6.42 · esa-neocc=-7.37