← Dashboard
BEACON

Object

2021 SF1

2021SF1 · 2/3 sources · cross-match · 2 risk div.

Risk scales

TorinoT0
Palermo-7.02

Source: JPL Sentry

JPL window: 2103-2121·ESA years: 2103-2122·Last obs: 2022-02-26

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)—2103-21212103-2122
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—2.984e-61.960e-7
Palermo Scalecumulativethreshold: |Δ| > 0.5—-7.02-8.07
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—12 m14 m *

Detected · 2 fields · 2 risk

  • cumulativeImpactProbability [risk · >2× (floor 1e-7)] · jpl-sentry=0.00000298368 · esa-neocc=1.96e-7Aggregation windows differ (informational): JPL 2103-2121 vs ESA 2103-2122. Cumulative threshold still applies.
  • palermoScaleCumulative [risk · |Δ| > 0.5] · jpl-sentry=-7.02 · esa-neocc=-8.07Aggregation windows differ (informational): JPL 2103-2121 vs ESA 2103-2122. Cumulative threshold still applies.