341 California
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Discovery A | |
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Discoverer | Max Wolf |
Discovery date | September 25, 1892 |
Alternate designations B |
1892 J; 1979 FY2 |
Category | Main belt (Flora family) |
Orbital elements C | |
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Eccentricity (e) | 0.194 |
Semi-major axis (a) | 329.001 Gm (2.199 AU) |
Perihelion (q) | 265.017 Gm (1.772 AU) |
Aphelion (Q) | 392.985 Gm (2.627 AU) |
Orbital period (P) | 1191.235 d (3.26 a) |
Mean orbital speed | 20.08 km/s |
Inclination (i) | 5.669° |
Longitude of the ascending node (Ω) |
29.199° |
Argument of perihelion (ω) |
293.349° |
Mean anomaly (M) | 187.1° |
Physical characteristics D | |
Dimensions | 15 km [1] |
Mass | ~5×1015 (estimate) |
Density | ~2.7 g/cm³ (estimate) [2] |
Surface gravity | ~0.006 m/s² (estimate) |
Escape velocity | ~0.009 km/s (estimate) |
Rotation period | unknown |
Spectral class | S [3] |
Absolute magnitude | 10.55 |
Albedo (geometric) | 0.495 [1] |
Mean surface temperature |
~162 K max: 256 K (-17°C) |
341 California is an asteroid belonging to the Flora family in the Main Belt, that has an unusually high albedo.
It was discovered by Max Wolf on September 25, 1892 in Heidelberg.
[edit] References
- ^ a b Supplemental IRAS Minor Planet Survey
- ^ G. A. Krasinsky et al (2002). "Hidden Mass in the Asteroid Belt". Icarus 158: 98.
- ^ PDS spectral class data
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