LAGEOS-I

The LAser GEOdynamics Satellite (LAGEOS-I) was built by NASA. The purpose of both LAGEOS satellites is to reflect laser beams back to a network of international laser tracking stations used in geodynamics research.

LAGEOS-I Characteristics:

• Full Name: LAser GEOdynamics Satellite 1
• COSPAR ID: 7603901
• Launch Date: 04-May-76
• Diameter: 60 cm (24 cm)
• Reflectors: 426 corner cubes
• Shape: Sphere
• Orbit: Circular
• Inclination: 109.84 degrees
• Eccentricity: 0.0045
• Perigee: 5,860 km
• Period: 225 minutes
• Weight: 411 kg