(69986) 1998 WW24

(69986) 1998 WW₂₄

Discovery
Discovered by	Marc W. Buie
Discovery date	18 November 1998
Designations
MPC designation	(69986) 1998 WW24
Alternative names	none
Minor planet category	TNO (plutino)
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 3
Observation arc	3598 days (9.85 yr)
Aphelion	48.301 AU (7.2257 Tm)
Perihelion	30.635 AU (4.5829 Tm)
Semi-major axis	39.468 AU (5.9043 Tm)
Eccentricity	0.22380
Orbital period	247.96 yr (90566.5 d)
Mean anomaly	42.708°
Mean motion	0° 0^m 14.31^s / day
Inclination	13.945°
Longitude of ascending node	234.01°
Argument of perihelion	146.85°
Earth MOID	29.6458 AU (4.43495 Tm)
Jupiter MOID	25.7433 AU (3.85114 Tm)
Physical characteristics
Dimensions	139 km
Geometric albedo	0.09 (assumed)
Absolute magnitude (H)	7.9

(69986) 1998 WW₂₄, also written as (69986) 1998 WW24, is a Trans-Neptunian object that resides in the Kuiper Belt. Since it is in a 2:3 orbital resonance with the planet Neptune, it is classified as a plutino.

It was discovered on November 18, 1998, by Marc W. Buie at the Kitt Peak National Observatory.

References

1. "JPL Small-Body Database Browser: 69986 (1998 WW24)". NASA/Jet Propulsion Laboratory. Retrieved 6 April 2016.

• 1. http://www.johnstonsarchive.net/astro/tnoslist.html
• 2. http://cfa-www.harvard.edu/iau/lists/TNOs.html

External links

• (69986) 1998 WW24 at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters