851 Zeissia

851 Zeissia

Discovery
Discovered by	S. Beljavskij
Discovery site	Simeis
Discovery date	2 April 1916
Designations
Alternative names	1916 S26; SIGMA 26; 1950 NS1; 1950 PA1
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	90.03 yr (32885 d)
Aphelion	2.4286 AU (363.31 Gm)
Perihelion	2.0276 AU (303.32 Gm)
Semi-major axis	2.2281 AU (333.32 Gm)
Eccentricity	0.089975
Orbital period	3.33 yr (1214.8 d)
Mean anomaly	101.520°
Mean motion	0° 17^m 46.86^s / day
Inclination	2.3920°
Longitude of ascending node	141.204°
Argument of perihelion	7.2372°
Earth MOID	1.03781 AU (155.254 Gm)
Jupiter MOID	2.56443 AU (383.633 Gm)
Jupiter Tisserand parameter	3.638
Physical characteristics
Mean radius	6.13±0.5 km
Rotation period	9.34 h (0.389 d)
Geometric albedo	0.2646±0.050
Absolute magnitude (H)	11.62

851 Zeissia is an S-type asteroid belonging to the Flora family in the Main Belt. Its diameter is about 12 km and it has an albedo of 0.2646 . Its rotation period is 9.34 hours.

The asteroid is named after the German optician and company founder Carl Zeiss.

References

1. "851 Zeissia (1916 S26)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 4 May 2016.

External links

• Discovery Circumstances: Numbered Minor Planets
• 851 Zeissia at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters