404 Arsinoë
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| Discovery A | |
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| Discoverer | Auguste Charlois |
| Discovery date | June 20, 1895 |
| Alternate designations B |
1895 BY |
| Category | Main belt |
| Orbital elements C | |
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| Eccentricity (e) | 0.198 |
| Semi-major axis (a) | 388.173 Gm (2.595 AU) |
| Perihelion (q) | 311.226 Gm (2.08 AU) |
| Aphelion (Q) | 465.119 Gm (3.109 AU) |
| Orbital period (P) | 1526.65 d (4.18 a) |
| Mean orbital speed | 18.49 km/s |
| Inclination (i) | 14.113° |
| Longitude of the ascending node (Ω) |
92.688° |
| Argument of perihelion (ω) |
121.01° |
| Mean anomaly (M) | 129.956° |
| Physical characteristics D | |
| Dimensions | 98.0 km |
| Mass | unknown |
| Density | unknown |
| Surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | unknown |
| Spectral class | C |
| Absolute magnitude | 9.01 |
| Albedo (geometric) | unknown |
| Mean surface temperature |
unknown |
404 Arsinoë is a large Main belt asteroid. It is classified as a C-type asteroid and is probably composed of carbonaceous material.
It was discovered by Auguste Charlois on June 20, 1895 in Nice.
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This article about a C-type asteroid native to the Main Belt is a stub. You can help Wikipedia by expanding it. |
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| Vulcanoids | Near-Earth asteroids | Main belt | Jupiter Trojans | Centaurs | Damocloids | Comets | Trans-Neptunians (Kuiper belt · Scattered disc · Oort cloud) |
| For other objects and regions, see: asteroid groups and families, binary asteroids, asteroid moons and the Solar system For a complete listing, see: List of asteroids. See also Pronunciation of asteroid names and Meanings of asteroid names. |
