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Discovery
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| Discovered by | M. Wolf, A. Schwassmann |
| Discovery date | September 11, 1898 |
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Designations
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| Alternate name(s) | 1898 DS |
| Minor planet category |
Main belt |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 423.044 Gm (2.828 AU) |
| Perihelion | 309.78 Gm (2.071 AU) |
| Semi-major axis | 366.412 Gm (2.449 AU) |
| Eccentricity | 0.155 |
| Orbital period | 1400.092 d (3.83 a) |
| Average orbital speed | 19.03 km/s |
| Mean anomaly | 266.235° |
| Inclination | 1.817° |
| Longitude of ascending node | 23.301° |
| Argument of perihelion | 333.306° |
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Physical characteristics
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| Dimensions | 42.0 km |
| Mass | unknown |
| Mean density | unknown |
| Equatorial surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | unknown |
| Albedo | unknown |
| Temperature | unknown |
| Spectral type | unknown |
| Absolute magnitude (H) | 10.23 |
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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