PRAETORIAN SDA_604

MilitaryLEOPolarUnited States

PRAETORIAN SDA_604 is a military satellite, as listed in Jonathan McDowell's GCAT catalogue, with ownership listed as United States in CelesTrak's catalogue, currently in low Earth orbit, around 957 km altitude. It completes one orbit of Earth roughly every 104 minutes at an inclination of 81.3°. It was launched in 2025. Track its live position and see when it passes over your location on azmth.

Orbital data

NORAD ID: 65567
COSPAR ID: 2025-203C
Type: Military
Orbit: LEO
Perigee (lowest): 957 km
Apogee (highest): 964 km
Inclination: 81.30°
Orbital period: 104 min
Launch year: 2025
Owner (CelesTrak): United States

Orbital data updated: 2026-10-19 · from CelesTrak, refreshed every 2 hours.

Who operates it

United StatesLIVEActive

Communications

Official description

“A SpaceX Falcon 9 rocket delivered on orbit 21 T1 data transport SVs built by York Space Systems that will provide low-latency communication links to support the warfighter with a resilient network of integrated capabilities, including tracking of advanced missile threats, enabled by beyond-line-of-sight tactical data links from low-Earth orbit (LEO).”

Space Development Agency, 10 Sep 2025

Independent assessment

GCAT classes it as a military satellite for communications and records it as active (17 Oct 2026).

Data: GCAT · CC BY 4.0 Class, mission and status adapted from GCAT by Jonathan McDowell, CC BY 4.0, data update 17 Oct 2026.

Military satellites, counted and explained →

About LEO orbit

Low Earth Orbit. Up to 2,000 km altitude. Where most satellites live including the ISS (~420 km), Starlink (~550 km), and Earth observation. Orbital period roughly 90 minutes.