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BEACON

Object

2023 HW39

2023HW39 · 2/3 sources · cross-match

Risk scales

TorinoT0
Palermo-6.47

Source: JPL Sentry

JPL window: 2042-2123·ESA years: 2042-2126·Last obs: 2023-04-17

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)—2042-21232042-2126
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—8.792e-48.420e-4
Palermo Scalecumulativethreshold: |Δ| > 0.5—-6.47-6.61
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—1 m1.5 m *