Skip to content
SatelliteIndex

EventsOrbit change

MMS 4 lowered its orbit

Perigee 10643 → 10652 km, apogee 173212 → 173137 km between element sets (epoch 2026-09-14 00:00 UTC).

· 11 h ago · detected 5 h ago

Entities

1 linked entity

TypeEntityRelationshipNORAD
satelliteMMS 4subject40485

Metadata

Raw event metadata

{
  "norad_id": 40485,
  "d_apogee_km": -75,
  "d_perigee_km": 8.2
}

Metadata is stored exactly as produced by the connector that detected the event; keys vary by event type.

MMS 4 lowered its orbit — Orbit change | SatelliteIndex