← Dashboard
BEACON

Object

2021 TT1

2021TT1 · 2/3 sources · cross-match

Risk scales

TorinoT0
Palermo-4.49

Source: JPL Sentry

JPL window: 2048-2048·ESA years: 2048-2048·Last obs: 2021-10-09

Sources

Amber = past cut. Risk 0 · fields 0.

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 yearscumulative aggregation window—2048-20482048-2048
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—3.905e-52.620e-5
Palermo Scalecumulativethreshold: |Δ| > 0.5—-4.49-4.55
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—19 m22 m *