323 Brucia

323 Brucia
Discovery A (http://cfa-www.harvard.edu/iau/lists/NumberedMPs.html)
Discoverer Max Wolf
Discovery date December 22, 1891
Alternate
designations
B (http://cfa-www.harvard.edu/iau/MPDes.html)
Category Main belt (Mars-crosser)
Orbital elements C (http://asteroid.lowell.edu/)
Epoch 30 January, 2005 (JD 2453400.5)
Eccentricity (e) 0.302
Semi-major axis (a) 356.279 Gm (2.382 AU)
Perihelion (q) 248.71 Gm (1.663 AU)
Aphelion (Q) 463.848 Gm (3.101 AU)
Orbital period (P) 1342.418 d (3.68 a)
Mean orbital speed 19.3 km/s
Inclination (i) 24.227°
Longitude of the
ascending node
(Ω)
97.463°
Argument of
perihelion
(ω)
291.344°
Mean anomaly (M) 313.444°
Physical characteristics
Dimensions 36.0 km
Mass unknown
Density unknown
Surface gravity unknown
Escape velocity unknown
Rotation period unknown
Spectral class S
Absolute magnitude 9.73
Albedo unknown
Mean surface
temperature
unknown

323 Brucia was the first asteroid to be discovered by the use of astrophotography. It was also the first of over 200 asteroids discovered by Max Wolf, a pioneer in that method of finding astronomical objects. Discovered in 1891, it was named in honour of Catherine Wolfe Bruce, a noted patroness of the science of astronomy.

It it also a Mars-crosser asteroid.


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The minor planets
Vulcanoids | Main belt | Groups and families | Near-Earth objects | Jupiter Trojans
Centaurs | Trans-Neptunians | Damocloids | Comets | Kuiper belt | Oort cloud
(For other objects and regions, see: Binary asteroids, Asteroid moons and the Solar system)
(For a complete listing, see: List of asteroids. For pronunciation, see: Pronunciation of asteroid names.)
de:Brucia (Asteroid)

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