Uranian Satellite Data

Bulk parameters

                          Mass          Radius       Mean density   Vis. geom. albedo
                        (e21 kg)         (km)           (kg/m3)
Major Satellites
Miranda (UV)             0.0659    240 x 234.2 x 232.9   1,200            0.27
Ariel (UI)               1.353    581.1 x 577.9 x 577.7  1,670            0.34
Umbriel (UII)            1.172           584.7           1,400            0.18
Titania (UIII)           3.527           788.9           1,710            0.27
Oberon (UIV)             3.014           761.4           1,630            0.24

Lesser Satellites
Cordelia (UVI)                            13                              0.07
Ophelia (UVII)                            16                              0.07
Bianca (UVIII)                            22                              0.07
Cressida (UIX)                            33                              0.07
Desdemona (UX)                            29                              0.07
Juliet (UXI)                              42                              0.07
Portia (UXII)                             55                              0.07
Rosalind (UXIII)                          29                              0.07
Belinda (UXIV)                            34                              0.07
Puck (UXV)                                77                              0.07

Orbital parameters

                             Semimajor axis          Period  Inclination  Eccentricity
                           (e3 km)      (Ru)          (d)        (deg)
Major Satellites
Miranda (UV)                129.8       5.078         1.413       4.22      0.0027
Ariel (UI)                  191.2       7.481         2.520       0.31      0.0034
Umbriel (UII)               266.0      10.41          4.144       0.36      0.0050
Titania (UIII)              435.8      17.05          8.706       0.10      0.0022
Oberon (UIV)                582.6      22.79         13.463       0.10      0.0008

Lesser Satellites
Cordelia (UVI)               49.752     1.947         0.335033    0.1       0.000
Ophelia (UVII)               53.764     2.104         0.376409    0.1       0.010
Bianca (UVIII)               59.165     2.315         0.434577    0.2       0.001
Cressida (UIX)               61.777     2.417         0.463570    0.0       0.000
Desdemona (UX)               62.659     2.452         0.473651    0.2       0.000
Juliet (UXI)                 64.358     2.518         0.493066    0.1       0.001
Portia (UXII)                66.097     2.586         0.513196    0.1       0.000
Rosalind (UXIII)             69.927     2.736         0.558459    0.3       0.000
Belinda (UXIV)               75.255     2.944         0.623525    0.0       0.000
Puck (UXV)                   86.004     3.365         0.761832    0.3       0.000