37 Fides

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37 Fides  
Discovery
Discovered by R. Luther
Discovery date October 5, 1855
Designations
Alternative names 1925 WH
Minor planet
category		 Main belt
Epoch December 31, 2006 (JD 2454100.5)
Aphelion 464.908 Gm (3.108 AU)
Perihelion 325.340 Gm (2.175 AU)
Semi-major axis 395.124 Gm (2.641 AU)
Eccentricity 0.177
Orbital period 1567.873 d (4.29 a)
Average orbital speed 18.18 km/s
Mean anomaly 29.315°
Inclination 3.073°
Longitude of ascending node 7.409°
Argument of perihelion 62.683°
Physical characteristics
Dimensions 108.3 km
Mass 1.3×1018 kg
Mean density 2.0 g/cm³
Equatorial surface gravity 0.0303 m/s²
Escape velocity 0.0573 km/s
Rotation period 0.3055 d (7.332 h) [1]
Albedo 0.183 [2]
Temperature ~167 K
Spectral type S
Absolute magnitude 7.29

37 Fides (IPA: /ˈfaɪdiz/) is a large main belt asteroid.

It was discovered by R. Luther on October 5, 1855 and named after Fides, the Roman goddess of loyalty.

[edit] References

  1. ^ [1][dead link]
  2. ^ [2][dead link]
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