Portia

Mean Radius

70 km

Equatorial Radius

67.6 km

Polar Radius

N/A

Flattening

N/A

Density

1.3 g/cm³

Surface Gravity

N/A

Mass

1.7 × 10^18 kg

Volume

1.29 × 10^6 km³

Escape Velocity

N/A

Dimension

N/A

Average Temperature

N/A

Axial Tilt

N/A

Discovered By

Stephen P. Synnott

Discovery Date

03/01/1986

Alternative Name

S/1986 U 1

Orbits

Uranus

Semi-Major Axis

66,100 km

Perihelion

N/A

Aphelion

N/A

Eccentricity

0.0001

Inclination

0.060°

Orbital Period

0.51 days

Rotation Period

N/A

Mean Anomaly

N/A

Argument of Periapsis

N/A

Longitude of Ascending Node

N/A