894 Erda

Erda
Discovery
Discovered by	Max Wolf
Discovery site	Heidelberg
Discovery date	4 June 1918
Designations
Alternative names	894 Erda
Orbital characteristics^[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	108.93 yr (39785 days)
Apastron	3.4665 AU (518.58 Gm)
Periastron	2.7769 AU (415.42 Gm)
Semi-major axis	3.1217 AU (467.00 Gm)
Eccentricity	0.11045
Orbital period	5.52 yr (2014.6 d)
Mean anomaly	260.70°
Mean motion	0° 10^m 43.32^s / day
Inclination	12.734°
Longitude of ascending node	190.63°
Argument of periastron	115.33°
Earth MOID	1.79224 AU (268.115 Gm)
Jupiter MOID	1.89116 AU (282.914 Gm)
Jupiter Tisserand parameter	3.169
Physical characteristics
Mean radius	7001182700000000000♠18.27±0.9 km
Rotation period	4.6897 h (0.19540 d)
Geometric albedo	6999230000000000000♠0.2300±0.025
Absolute magnitude (H)	9.6

894 Erda is a minor planet orbiting the Sun.

References

↑ "894 Erda (1918 DT)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 3 May 2016.

External links

Discovery · Orbit diagram · Orbital elements · Physical parameters

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