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BEACON

Object

2017 QT1

2017QT1 · 2/3 sources · cross-match

Risk scales

TorinoT0
Palermo-6.58

Source: JPL Sentry

JPL window: 2050-2093·ESA years: 2050-2077·Last obs: 2017-08-19

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 yearsaggregation windows differ (informational)—2050-20932050-2077
Cumulative impact probabilitythreshold: >2× (floor 1e-7)—5.855e-73.790e-7
Palermo Scalecumulativethreshold: |Δ| > 0.5—-6.58-6.70
Torino Scalemaxthreshold: exact—T0T0
Estimated diameter* from absolute magnitude—15 m15 m *