BLOCK DM-SL R/B
BLOCK DM-SL R/B is a debris operated by SEAL, currently in a highly elliptical orbit ranging from 624 km to 35,926 km. It completes one orbit of Earth roughly every 642 minutes at an inclination of 1.1°. It was launched in 1999. Track its live position and see when it passes over your location on azmth.
Orbital data
- NORAD ID
- 25662
- COSPAR ID
- 1999-014B
- Type
- Debris
- Orbit
- HEO
- Perigee (lowest)
- 624 km
- Apogee (highest)
- 35,926 km
- Inclination
- 1.10°
- Orbital period
- 642 min
- Launch year
- 1999
- Operator
- SEAL
Orbital data updated: 2026-07-22 · from CelesTrak, refreshed every 2 hours.
About HEO orbit
Highly Elliptical Orbit. An elongated orbit that swings close to Earth at perigee and far away at apogee. Includes Molniya and Tundra orbits used for high-latitude coverage.
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