JPL Sentry impact-monitoring objects above a Palermo-scale threshold: probabilit...

{ "method": "GET", "queryParams": { "limit": 10, "maxH": 24, "minPalermo": -3 }, "type": "http" }

{ "example": { "asOf": "2026-10-11T08:41:44.122Z", "degraded": false, "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.", "maxH": 24, "minPalermo": -3, "notChecked": [ "objects JPL's Sentry does not list, including those tracked by ESA's NEOCC risk list", "removed objects: Sentry drops objects once new data rules out impact", "…2 more" ], "objects": [ { "absoluteMagnitudeH": 17.94, "designation": "29075", "diameterKm": 1.3, "impactProbability": 0.0003633, "impactSpeedKmS": 14.1, "impactYears": "2880-2880", "lastObservation": "2026-10-05", "name": "29075 (1950 DA)", "oneIn": 2753, "palermoCumulative": -0.95, "palermoMax": -0.95, "potentialImpacts": 1, "torinoMax": null }, { "absoluteMagnitudeH": 20.63, "designation": "101955", "diameterKm": 0.49, "impactProbability": 0.000571699999999996, "impactSpeedKmS": 5.99, "impactYears": "2178-2290", "lastObservation": "2020-10-3.80160", "name": "101955 Bennu (1999 RQ36)", "oneIn": 1749, "palermoCumulative": -1.4, "palermoMax": -1.58, "potentialImpacts": 157, "torinoMax": null } ], "reasons": [ "Every listed object has Torino level 0 (no unusual hazard).", "A Palermo value below -2 means the risk is far below the background risk from all other objects of that size.", "…1 more" ], "returned": 4, "source": "NASA JPL Solar System Dynamics", "sourceUrl": "https://ssd-api.jpl.nasa.gov", "summary": "4 Sentry object(s) with Palermo -3 or higher and H 24 or lower; 4 listed. Highest cumulative Palermo: 29075 (1950 DA) at -0.95 (Merits careful monitoring), impact probability 1 in 2,753.", "totalMatches": 4, "verdict": "OBJECTS_LISTED" }, "type": "json" }