(153814) 2001 WN₅

(153814) 2001 WN₅
Discovery
Discovered by	LONEOS
Discovery site	Anderson Mesa Stn.
Discovery date	20 November 2001
Designations
MPC designation	(153814) 2001 WN₅
Alternative designations	2001 WN₅
Minor planet category	NEO PHA Apollo
Orbital characteristics
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc	21.88 yr (7,990 days)
Aphelion	2.5114 AU
Perihelion	0.9125 AU
Semi-major axis	1.7119 AU
Eccentricity	0.4670
Orbital period (sidereal)	2.24 yr (818 days)
Mean anomaly	46.227°
Mean motion	0° 26^m 24^s / day
Inclination	1.9197°
Longitude of ascending node	277.51°
Argument of perihelion	44.569°
Earth MOID	0.0015 AU (0.6 LD)
Physical characteristics
Mean diameter	0.932±0.011 km
Geometric albedo	0.097±0.016
Absolute magnitude (H)	18.3

(153814) 2001 WN₅ is a sub-kilometer asteroid, classified as near-Earth object and potentially hazardous asteroid of the Apollo group.

2028 Earth/Moon approach
Date & Time	Approach to	Nominal distance	uncertainty region (3-sigma)
2028-Jun-26 05:23	Earth	248714 km	± 25 km
2028-Jun-26 07:43	Moon	502854 km	± 26 km