323 Brucia
| Discovery[1] | |
|---|---|
| Discovered by | Max Wolf |
| Discovery date | December 22, 1891 |
| Designations | |
Named after | Catherine Wolfe Bruce |
| 1923 JA; 1934 JC[1] | |
| Main belt (Mars-crosser) | |
| Orbital characteristics[1] | |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 463.848 Gm (3.101 AU) |
| Perihelion | 248.71 Gm (1.663 AU) |
| 356.279 Gm (2.382 AU) | |
| Eccentricity | 0.302 |
| 1342.443 d (3.68 a) | |
Average orbital speed | 18.9 km/s |
| 313.443° | |
| Inclination | 24.227° |
| 97.463° | |
| 291.344° | |
| Physical characteristics | |
| Dimensions | 35.8 ± 1.7 km (IRAS)[1] |
| Mass | 4.8×1016 kg (assumed) |
Mean density | 2? g/cm³ |
| 0.010 m/s² | |
| 0.019 km/s | |
| 0.394 d (9.46 h)[1] | |
| Albedo | 0.1765[1] |
| Temperature | ~176 K |
Spectral type | S[1] |
| 11.2 to 15.8 | |
| 9.73[1] | |
|
| |
323 Brucia (/ˈbruːsiə/ BREW-see-ə or /ˈbruːʃə/ BREW-shə) was the first asteroid to be discovered by the use of astrophotography.[2] It was also the first of over 200 asteroids discovered by Max Wolf, a pioneer in that method of finding astronomical objects. Discovered on December 22nd, 1891, it was named in honour of Catherine Wolfe Bruce, a noted patroness of the science of astronomy, who had donated $10,000 for the construction of the telescope used by Wolf.
It is also a Mars-crosser asteroid.[1]
References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 "JPL Small-Body Database Browser: 323 Brucia" (2011-06-24 last obs). Jet Propulsion Laboratory. Retrieved 2005-01-30.
- ↑ Campbell, W. W. (1892). "Discovery of Asteroids by Photography". Publications of the Astronomical Society of the Pacific 4 (26): 264. Bibcode:1892PASP....4..264C. doi:10.1086/120521.
External links
| ||||||
| ||||||||||||||||||||||||||||