4282 Endate

4282 Endate
Discovery
Discovered by	S. Ueda; H. Kaneda
Discovery site	Kushiro Obs. (399)
Discovery date	28 October 1987
Designations
MPC designation	(4282) Endate
Named after	Kin Endate; (amateur astronomer)
Alternative designations	1987 UQ1 · 1959 EJ; 1983 RT
Minor planet category	main-belt · (inner)
Orbital characteristics
	Epoch 4 September 2017 (JD 2458000.5)
	Uncertainty parameter 0
Observation arc	61.89 yr (22,605 days)
Aphelion	2.7389 AU
Perihelion	2.0449 AU
Semi-major axis	2.3919 AU
Eccentricity	0.1451
Orbital period (sidereal)	3.70 yr (1,351 days)
Mean anomaly	6.4722°
Mean motion	0° 15m 59.04s / day
Inclination	2.7202°
Longitude of ascending node	325.81°
Argument of perihelion	101.31°
Physical characteristics
Dimensions	5.66 km (calculated); 7.386±1.581 km; 11.52±3.27 km; 12.12±0.49 km; 13.73±7.43 km
Synodic rotation period	34 h
Geometric albedo	0.038±0.050; 0.04±0.02; 0.058±0.005; 0.13±0.08; 0.20 (assumed)
Spectral type	S
Absolute magnitude (H)	13.30 · 13.48 · 13.50 · 13.6 · 13.93

4282 Endate, provisional designation 1987 UQ₁, is an asteroid from the inner regions of the asteroid belt, approximately 10 kilometers in diameter. It was discovered on 28 October 1987, by Japanese astronomers Seiji Ueda and Hiroshi Kaneda at Kushiro Observatory (399) in Japan. It was named for amateur astronomer Kin Endate.