← Dashboard
BEACON

Object

2021 BR2

2021BR2 · 2/3 sources · cross-match · 2 risk div.

Risk scales

TorinoT0
Palermo-9.53

Source: JPL Sentry

JPL window: 2103-2122·ESA years: 2113-2119·Last obs: 2021-01-20

Sources

Amber = past cut. Risk 2 · fields 2.

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)2103-21222113-2119
Cumulative impact probabilitythreshold: >2× (floor 1e-7)4.275e-77.560e-8
Palermo Scalecumulativethreshold: |Δ| > 0.5-9.53-10.32
Torino Scalemaxthreshold: exactT0T0
Estimated diameter* from absolute magnitude2 m2.7 m *

Detected · 2 fields · 2 risk

  • cumulativeImpactProbability [risk · >2× (floor 1e-7)] · jpl-sentry=4.2747e-7 · esa-neocc=7.56e-8Aggregation windows differ (informational): JPL 2103-2122 vs ESA 2113-2119. Cumulative threshold still applies.
  • palermoScaleCumulative [risk · |Δ| > 0.5] · jpl-sentry=-9.53 · esa-neocc=-10.32Aggregation windows differ (informational): JPL 2103-2122 vs ESA 2113-2119. Cumulative threshold still applies.