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BEACON

Object

2011 EM40

2011EM40 · 2/3 sources · cross-match

Risk scales

TorinoT0
Palermo-7.23

Source: JPL Sentry

JPL window: 2049-2122·ESA years: 2054-2125·Last obs: 2011-03-14

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 (ESA 0.1 km/s)———
Risk yearsaggregation windows differ (informational)—2049-21222054-2125
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—1.936e-62.040e-6
Palermo Scalecumulativethreshold: |Δ| > 0.5—-7.23-7.22
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—9 m9 m *