435 Ella
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Discovery A | |
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Discoverer | M. Wolf, A. Schwassmann |
Discovery date | September 11, 1898 |
Alternate designations B |
1898 DS |
Category | Main belt |
Orbital elements C | |
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Eccentricity (e) | 0.155 |
Semi-major axis (a) | 366.412 Gm (2.449 AU) |
Perihelion (q) | 309.78 Gm (2.071 AU) |
Aphelion (Q) | 423.044 Gm (2.828 AU) |
Orbital period (P) | 1400.092 d (3.83 a) |
Mean orbital speed | 19.03 km/s |
Inclination (i) | 1.817° |
Longitude of the ascending node (Ω) |
23.301° |
Argument of perihelion (ω) |
333.306° |
Mean anomaly (M) | 266.235° |
Physical characteristics D | |
Dimensions | 42.0 km |
Mass | unknown |
Density | unknown |
Surface gravity | unknown |
Escape velocity | unknown |
Rotation period | unknown |
Spectral class | unknown |
Absolute magnitude | 10.23 |
Albedo (geometric) | unknown |
Mean surface temperature |
unknown |
435 Ella is a typical Main belt asteroid.
It was discovered by Max Wolf and A. Schwassmann on September 11, 1898 in Heidelberg.
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