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BEACON

Object

2011 YQ1

2011YQ1 · 2/3 sources · cross-match

Risk scales

TorinoT0
Palermo-6.40

Source: JPL Sentry

JPL window: 2113-2113·ESA years: 2113-2125·Last obs: 2011-12-28

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)—2113-21132113-2125
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—1.398e-61.440e-6
Palermo Scalecumulativethreshold: |Δ| > 0.5—-6.40-6.33
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—26 m27 m *