Risk scales
TorinoT0
Palermo-4.41
Source: JPL Sentry
JPL window: 2087-2124·ESA years: 2118-2118·Last obs: 2022-11-29
Close approach
Miss distance sketch — not a real orbit plot.
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JPL CAD
0.011715 au · 4.56 LD
2026-Dec-12 04:55 · 4.30 km/s
ESA NEOCC
0.011716 au · 4.56 LD
2026-12-12 · 4.30 km/s
JPL uncertainty (dist_min–max)
0.011712 – 0.011718 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 | 2026-Dec-12 04:55 | — | 2026-12-12 |
| Miss distanceauthreshold: 3% rel | 0.011715 | — | 0.011716 |
| Relative velocitykm/sthreshold: 1% rel (ESA 0.1 km/s) | 4.30 | — | 4.30 |
| Risk yearsaggregation windows differ (informational) | — | 2087-2124 | 2118-2118 |
| Cumulative impact probabilitythreshold: >2× (floor 1e-7) | — | 1.589e-3 | 3.260e-8 |
| Palermo Scalecumulativethreshold: |Δ| > 0.5 | — | -4.41 | -9.21 |
| Torino Scalemaxthreshold: exact | — | T0 | T0 |
| Estimated diameter* from absolute magnitude | — | 10 m | 10 m * |
Detected · 2 fields · 2 risk
- cumulativeImpactProbability [risk · >2× (floor 1e-7)] · jpl-sentry=0.0015891889 · esa-neocc=3.26e-8Aggregation windows differ (informational): JPL 2087-2124 vs ESA 2118-2118. Cumulative threshold still applies.
- palermoScaleCumulative [risk · |Δ| > 0.5] · jpl-sentry=-4.41 · esa-neocc=-9.21Aggregation windows differ (informational): JPL 2087-2124 vs ESA 2118-2118. Cumulative threshold still applies.