891 Gunhild

891 Gunhild
Discovery
Discovered by	Max Wolf
Discovery site	Heidelberg
Discovery date	17 May 1918
Designations
Alternative names	1918 DQ
Orbital characteristics^[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	97.90 yr (35759 days)
Aphelion	2.9466 AU (440.81 Gm)
Perihelion	2.7743 AU (415.03 Gm)
Semi-major axis	2.8604 AU (427.91 Gm)
Eccentricity	0.030111
Orbital period	4.84 yr (1767.0 d)
Mean anomaly	305.289°
Mean motion	0° 12^m 13.428^s / day
Inclination	13.555°
Longitude of ascending node	105.872°
Argument of perihelion	294.358°
Earth MOID	1.81195 AU (271.064 Gm)
Jupiter MOID	2.25264 AU (336.990 Gm)
Jupiter Tisserand parameter	3.260
Physical characteristics
Mean radius	7001259750000000000♠25.975±2.8 km
Rotation period	11.892 h (0.4955 d)
Geometric albedo	6998718000000000000♠0.0718±0.018
Absolute magnitude (H)	10.0

891 Gunhild is a minor planet orbiting the Sun.

References

Minor planets navigator

890 Waltraut 891 Gunhild 892 Seeligeria

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This article is issued from Wikipedia - version of the 11/8/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.