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Portia
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 byVoyager 2
Date of discovery1986
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 eccentricity0.000
Orbital inclination (degrees)0.09
Visual geometric albedo0.07
Magnitude (Vo)21.0

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