CALSPHERE 1

CALSPHERE 1 is a satellite operated by United States, currently in low Earth orbit, around 964 km altitude. It completes one orbit of Earth roughly every 105 minutes at an inclination of 90.2°. It was launched in 1964. Track its live position and see when it passes over your location on azmth.

Orbital data

NORAD ID

900

COSPAR ID

1964-063C

Type

Satellite

Orbit

LEO

Perigee (lowest)

964 km

Apogee (highest)

1,002 km

Inclination

90.22°

Orbital period

105 min

Launch year

1964

Operator

United States

Orbital data from CelesTrak, refreshed every 2 hours. Element epoch: 2026-06-05.

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