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BEACON

Object

2020 SM2

2020SM2 · 2/3 sources · cross-match · 1 risk div.

Risk scales

TorinoT0
Palermo-9.61

Source: JPL Sentry

JPL window: 2088-2122·ESA years: 2125-2125·Last obs: 2020-09-22

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)—2088-21222125-2125
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—3.236e-86.920e-10
Palermo Scalecumulativethreshold: |Δ| > 0.5—-9.61-11.36
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—6 m7 m *

Detected · 1 fields · 1 risk

  • palermoScaleCumulative [risk · |Δ| > 0.5] · jpl-sentry=-9.61 · esa-neocc=-11.36Aggregation windows differ (informational): JPL 2088-2122 vs ESA 2125-2125. Cumulative threshold still applies.