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BEACON

Object

2021 UL7

2021UL7 · 2/3 sources · cross-match

Risk scales

TorinoT0
Palermo-7.18

Source: JPL Sentry

JPL window: 2117-2121·ESA years: 2095-2124·Last obs: 2022-06-04

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)—2117-21212095-2124
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—5.377e-72.690e-7
Palermo Scalecumulativethreshold: |Δ| > 0.5—-7.18-7.35
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—24 m27 m *