274 Philagoria
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Discovery A | |
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Discoverer | Johann Palisa |
Discovery date | April 3, 1888 |
Alternate designations B |
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Category | Main belt |
Orbital elements C | |
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Eccentricity (e) | 0.126 |
Semi-major axis (a) | 455.153 Gm (3.043 AU) |
Perihelion (q) | 397.694 Gm (2.658 AU) |
Aphelion (Q) | 512.612 Gm (3.427 AU) |
Orbital period (P) | 1938.375 d (5.31 a) |
Mean orbital speed | 17.08 km/s |
Inclination (i) | 3.681° |
Longitude of the ascending node (Ω) |
92.906° |
Argument of perihelion (ω) |
120.37° |
Mean anomaly (M) | 344.327° |
Physical characteristics D | |
Dimensions | 27.0 km |
Mass | unknown |
Density | unknown |
Surface gravity | unknown |
Escape velocity | unknown |
Rotation period | 17.915 hours |
Spectral class | L |
Absolute magnitude | 10.08 |
Albedo (geometric) | 0.228 ±0.047 |
Mean surface temperature |
unknown |
274 Philagoria is a typical Main belt asteroid.
It was discovered by Johann Palisa on April 3, 1888 in Vienna.
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