148 Gallia
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| Discovery[1] and Designation | |
|---|---|
| Discovered by: | Paul Henry and Prosper Henry |
| Discovery date: | August 7, 1875 |
| Orbital characteristics[2] | |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 491.906 Gm (3.288 AU) |
| Perihelion: | 336.871 Gm (2.252 AU) |
| Semi-major axis: | 414.388 Gm (2.770 AU) |
| Eccentricity: | 0.187 |
| Orbital period: | 1683.920 d (4.61 a) |
| Avg. orbital speed: | 17.74 km/s |
| Mean anomaly: | 123.742° |
| Inclination: | 25.299° |
| Longitude of ascending node: | 145.192° |
| Argument of perihelion: | 252.131° |
| Physical characteristics | |
| Dimensions: | 97.7 km |
| Mass: | 9.8×1017 kg |
| Mean density: | 2.0 g/cm³ |
| Equatorial surface gravity: | 0.0273 m/s² |
| Equatorial Escape velocity: | 0.0517 km/s |
| Sidereal rotation period: | ? d |
| Axial tilt: | ?° |
| Pole ecliptic latitude: | ? |
| Pole ecliptic longitude: | ? |
| Geometric albedo: | 0.10 |
| Temperature: | ~167 K |
| Spectral type: | R |
| Absolute magnitude: | 7.63 |
148 Gallia is a big main belt asteroid. It is classified as one of the few R-type asteroids.
Gallia was found by the brothers Paul Henry and Prosper Henry on August 7, 1875, but the credit for finding this asteroid was given to Prosper. It is named after the Latin name for Gaul (France).
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147 Protogeneia | 148 Gallia | 149 Medusa
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| Near-Earth asteroids · Main belt · Jupiter Trojans · Neptune Trojans · Comets · Kuiper belt · Oort cloud |
