August 6, 2003
Pluto's vital statistics
Pluto's vital statistics
Pluto | |||
Equatorial diameter | 2,390 km | ||
Mass | 0.0125 x 1021 t | ||
Mean density | 1.75 | ||
Rotation period | 153 h 17 min or 6.4 Earth days | ||
Revolution period (Plutonian year) | 90,465 days or 247 Earth years | ||
Length of a solar day | 153 h 17 min | ||
Surface gravity | 0.58 m/s2 | ||
Natural satellites | 1 | ||
Ring system | No | ||
Orbit (highly elliptical) | |||
Aphelion | 7,304 million km | ||
Perihelion | 4,435 million km | ||
Furthest distance from Earth | 4,293 million km | ||
Closest distance to Earth | 7,533 million km |