(11435) 1931 UB

1931 UB

Discovery
Discovered by	K. Reinmuth
Discovery site	Heidelberg
Discovery date	17 October 1931
Designations
MPC designation	(11435) 1931 UB
Alternative names	1984 UF1, 1990 EZ9, 1998 HT57
Minor planet category	Main Belt asteroid
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc	30828 days (84.40 yr)
Aphelion	2.9505288 AU (441.39283 Gm)
Perihelion	1.9028172 AU (284.65740 Gm)
Semi-major axis	2.4266730 AU (363.02511 Gm)
Eccentricity	0.2158741
Orbital period	3.78 yr (1380.8 d)
Mean anomaly	122.59296°
Mean motion	0° 15^m 38.62^s / day
Inclination	1.368355°
Longitude of ascending node	234.63047°
Argument of perihelion	116.8701°
Earth MOID	0.895714 AU (133.9969 Gm)
Jupiter MOID	2.47776 AU (370.668 Gm)
Physical characteristics
Absolute magnitude (H)	14.2

(11435) 1931 UB is an asteroid discovered by Karl Wilhelm Reinmuth at Heidelberg on October 17, 1931. It is the oldest discovered asteroid with no official name, having been discovered over 80 years ago.

References

1. "JPL Small-Body Database Browser: 11435 (1931 UB)". NASA/Jet Propulsion Laboratory. Retrieved 5 April 2016.

External links

• (11435) 1931 UB at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters