CLASSIFIED
RAPTOR4
US Military Missile Tracking (SDA Tranche 0 Tracking Layer) · US Space Development Agency
Right now
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Raptor 4, launched alongside the HBTSS prototypes in February 2024 as part of the same Space Development Agency Tranche 0 Tracking Layer mission, contributing to the demonstration constellation that proved small, cheap, mesh-networked satellites could deliver missile detection and tracking data fast enough to matter for real-time defense decisions.
Its orbit
- Orbit
- Low Earth Orbitcan appear as a fast-moving star at dawn or dusk
- Altitude
- 611–623 mi (983–1,003 km)
- Inclination
- 40.0°
- One orbit
- 104.8 minutes13.7 orbits a day
- NORAD ID
- 58956
- Int’l designator
- 2024-028B
- Launched
- 2024
Orbital elements from CelesTrak, as of 22 Sep 2026.
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