SZ-21 MODULE
SZ-21 MODULE is a satellite, with ownership listed as China in CelesTrak's catalogue, currently in low Earth orbit, around 299 km altitude. It completes one orbit of Earth roughly every 91 minutes at an inclination of 41.5°. It was launched in 2025. Track its live position and see when it passes over your location on azmth.
Orbital data
- NORAD ID
- 66515
- COSPAR ID
- 2025-246C
- Type
- Satellite
- Orbit
- LEO
- Perigee (lowest)
- 299 km
- Apogee (highest)
- 316 km
- Inclination
- 41.47°
- Orbital period
- 91 min
- Launch year
- 2025
- Owner (CelesTrak)
- China
Orbital data updated: 2026-10-18 · from CelesTrak, refreshed every 2 hours.
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.
Related satellites
Found this useful? Share it
Popular trackers
ISS · Hubble Space Telescope · Tiangong Space Station · Starlink · Starlink Trains · GPS Satellites · Amazon Leo · Qianfan (Thousand Sails) · OneWeb · Guowang · Rassvet · GLONASS · Galileo · BeiDou · Iridium · Globalstar · Nancy Grace Roman Space Telescope · James Webb Space Telescope · Satellite statistics · Glossary
azmth is a free, real-time satellite tracker showing every active satellite on an interactive 3D globe. No signup, no ads.