Portia
Uranus XII - 1986U1

Portia was named after a rich heiress in Shakespeare's play Merchant of Venice. It is the seventh known satellite of Uranus and was discovered by Voyager 2.

Portia Statistics
Discovered by | Voyager 2
Date of discovery | 1986
Mass (kg) | ?
Equatorial radius (km) | 55
Equatorial radius (Earth = 1) | 8.6234e-03
Mean density (gm/cm^3) | ?
Mean distance from Uranus (km) | 66,100
Rotational period (days) | ?
Orbital period (days) | 0.513196
Mean orbital velocity (km/sec) | 9.37
Orbital eccentricity | 0.000
Orbital inclination (degrees) | 0.09
Visual geometric albedo | 0.07
Magnitude (Vo) | 21.0

Uranus Juliet Rosalind

Copyright © 1997 by Calvin J. Hamilton. All rights reserved.