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BEACON

Object

2020 SY4

2020SY4 · 2/3 sources · cross-match · 1 risk div.

Risk scales

TorinoT0
Palermo-6.84

Source: JPL Sentry

JPL window: 2069-2112·Last obs: 2020-09-28

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
Cumulative impact probabilitythreshold: >2× (floor 1e-7)2.102e-68.240e-7
Palermo Scalecumulativethreshold: |Δ| > 0.5-6.84-7.26
Torino Scalemaxthreshold: exactT0T0
Estimated diameter* from absolute magnitude11 m12 m *

Detected · 1 fields · 1 risk

  • cumulativeImpactProbability [risk · >2× (floor 1e-7)] · jpl-sentry=0.0000021023862 · esa-neocc=8.24e-7