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BEACON

Object

2012 SY49

2012SY49 · 2/3 sources · cross-match

Risk scales

TorinoT0
Palermo-5.00

Source: JPL Sentry

JPL window: 2031-2120·ESA years: 2031-2125·Last obs: 2012-09-26

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)—2031-21202031-2125
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—1.044e-58.570e-6
Palermo Scalecumulativethreshold: |Δ| > 0.5—-5.00-5.03
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—23 m24 m *