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BEACON

Object

2017 QJ2

2017QJ2 · 2/3 sources · cross-match · 1 risk div.

Risk scales

TorinoT0
Palermo-8.35

Source: JPL Sentry

JPL window: 2033-2045·ESA years: 2062-2062·Last obs: 2017-08-20

Sources

Amber = past cut. Risk 1 · fields 1.

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)—2033-20452062-2062
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—1.558e-97.660e-10
Palermo Scalecumulativethreshold: |Δ| > 0.5—-8.35-9.22
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—19 m20 m *

Detected · 1 fields · 1 risk

  • palermoScaleCumulative [risk · |Δ| > 0.5] · jpl-sentry=-8.35 · esa-neocc=-9.22Aggregation windows differ (informational): JPL 2033-2045 vs ESA 2062-2062. Cumulative threshold still applies.