405 Thia
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| Discovery A | |
|---|---|
| Discoverer | Auguste Charlois |
| Discovery date | July 23, 1895 |
| Alternate designations B |
1895 BZ |
| Category | Main belt |
| Orbital elements C | |
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| Eccentricity (e) | 0.244 |
| Semi-major axis (a) | 386.59 Gm (2.584 AU) |
| Perihelion (q) | 292.091 Gm (1.953 AU) |
| Aphelion (Q) | 481.088 Gm (3.216 AU) |
| Orbital period (P) | 1517.321 d (4.15 a) |
| Mean orbital speed | 18.53 km/s |
| Inclination (i) | 11.949° |
| Longitude of the ascending node (Ω) |
255.303° |
| Argument of perihelion (ω) |
309.2° |
| Mean anomaly (M) | 210.706° |
| Physical characteristics D | |
| Dimensions | 125.0 km |
| Mass | unknown |
| Density | unknown |
| Surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | unknown |
| Spectral class | C |
| Absolute magnitude | 8.46 |
| Albedo (geometric) | unknown |
| Mean surface temperature |
unknown |
405 Thia is a very 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 July 23, 1895 in Nice.
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