320 Katharina
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Discovery A | |
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Discoverer | Johann Palisa |
Discovery date | October 11, 1891 |
Alternate designations B |
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Category | Main belt (Eos) |
Orbital elements C | |
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Eccentricity (e) | 0.113 |
Semi-major axis (a) | 450.676 Gm (3.013 AU) |
Perihelion (q) | 399.92 Gm (2.673 AU) |
Aphelion (Q) | 501.431 Gm (3.352 AU) |
Orbital period (P) | 1909.845 d (5.23 a) |
Mean orbital speed | 17.16 km/s |
Inclination (i) | 9.381° |
Longitude of the ascending node (Ω) |
220.047° |
Argument of perihelion (ω) |
151.497° |
Mean anomaly (M) | 242.461° |
Physical characteristics D | |
Dimensions | 17 - 37 km |
Mass | unknown |
Density | unknown |
Surface gravity | unknown |
Escape velocity | unknown |
Rotation period | unknown |
Spectral class | unknown |
Absolute magnitude | 10.7 |
Albedo (geometric) | unknown |
Mean surface temperature |
unknown |
320 Katharina is a small Main belt asteroid.
It was discovered by Johann Palisa on October 11, 1891 in Vienna.
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