← Dashboard
BEACON

Object

2020 TY4

2020TY4 · 2/3 sources · cross-match · 2 risk div.

Risk scales

TorinoT0
Palermo-4.82

Source: JPL Sentry

JPL window: 2099-2099·ESA years: 2099-2123·Last obs: 2020-11-18

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)—2099-20992099-2123
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—9.311e-61.190e-6
Palermo Scalecumulativethreshold: |Δ| > 0.5—-4.82-5.65
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—54 m60 m *

Detected · 2 fields · 2 risk

  • cumulativeImpactProbability [risk · >2× (floor 1e-7)] · jpl-sentry=0.0000093114 · esa-neocc=0.00000119Aggregation windows differ (informational): JPL 2099-2099 vs ESA 2099-2123. Cumulative threshold still applies.
  • palermoScaleCumulative [risk · |Δ| > 0.5] · jpl-sentry=-4.82 · esa-neocc=-5.65Aggregation windows differ (informational): JPL 2099-2099 vs ESA 2099-2123. Cumulative threshold still applies.