Egeria
13 Egeria is a large main-belt G-type asteroid. It was discovered by Annibale de Gasparis on 2 November 1850. Egeria was named by Urbain Le Verrier, whose computations led to the discovery of Neptune, after the mythological nymph Egeria of Aricia, Italy, the wife of Numa Pompilius, second king of Rome.
asteroid
Descubierto: 1850-11-21
Observaciones: 3,875
13 Egeria is a large main-belt G-type asteroid. It was discovered by Annibale de Gasparis on 2 November 1850. Egeria was named by Urbain Le Verrier, whose computations led to the discovery of Neptune, after the mythological nymph Egeria of Aricia, Italy, the wife of Numa Pompilius, second king of Rome.
Parámetros orbitales
Semieje mayor
2.576 AU
Excentricidad
0.0846
Perihelio
2.358 AU
Afelio
2.79393 AU
Inclinación
16.53°
Periodo orbital
4.1342 yr
Época
2461200.5
Anomalía media
88.62°
Orbit diagram
The Sun sits at the focus (orange). Earth's orbit is the grey circle at 1 AU. The red dot marks the object's position at the catalog epoch.
Parámetros físicos
Diámetro
202.636 km
Albedo
0.049
Densidad
— g/cm³
Periodo de rotación
7.045 h
Magnitud absoluta
6.92
Calidad orbital
RMS
0.50391
Código de condición
0
ID orbital
—
