Risk scales
TorinoT0
Palermo-6.67
Source: JPL Sentry
JPL window: 2054-2087·ESA years: 2086-2111·Last obs: 2026-05-02
Close approach
Miss distance sketch — not a real orbit plot.
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JPL CAD
0.046732 au · 18.19 LD
2027-May-17 06:00 · 14.29 km/s
ESA NEOCC
0.046702 au · 18.18 LD
2027-05-17 · 14.30 km/s
JPL uncertainty (dist_min–max)
0.046646 – 0.048449 au
Sources
Amber = past cut. Risk 2 · fields 2.
3/3 sources · match
| Field | JPL CADNASA/JPL | JPL SentryNASA/JPL | ESA NEOCCESA Aegis |
|---|---|---|---|
| Close-approach datethreshold: date | 2027-May-17 06:00 | — | 2027-05-17 |
| Miss distanceauthreshold: 3% rel | 0.046732 | — | 0.046702 |
| Relative velocitykm/sthreshold: 1% rel (ESA 0.1 km/s) | 14.29 | — | 14.30 |
| Risk yearsaggregation windows differ (informational) | — | 2054-2087 | 2086-2111 |
| Cumulative impact probabilitythreshold: >2× (floor 1e-7) | — | 1.035e-6 | 5.580e-8 |
| Palermo Scalecumulativethreshold: |Δ| > 0.5 | — | -6.67 | -7.99 |
| Torino Scalemaxthreshold: exact | — | T0 | T0 |
| Estimated diameter* from absolute magnitude | — | 16 m | 18 m * |
Detected · 2 fields · 2 risk
- cumulativeImpactProbability [risk · >2× (floor 1e-7)] · jpl-sentry=0.000001034586 · esa-neocc=5.58e-8Aggregation windows differ (informational): JPL 2054-2087 vs ESA 2086-2111. Cumulative threshold still applies.
- palermoScaleCumulative [risk · |Δ| > 0.5] · jpl-sentry=-6.67 · esa-neocc=-7.99Aggregation windows differ (informational): JPL 2054-2087 vs ESA 2086-2111. Cumulative threshold still applies.