4383 Suruga information

4383 Suruga
Discovery
Discovered by	Y. Oshima
Discovery site	Gekko Observatory
Discovery date	1 December 1989
Designations
MPC designation	(4383) Suruga
Named after	Suruga Province; (Japanese province)
Alternative designations	1989 XP · 1979 BE2; 1981 UD10 · 1983 DN; 1985 UL4 · 1985 VB4
Minor planet category	main-belt · (inner) · Vestian
Orbital characteristics
	Epoch 4 September 2017 (JD 2458000.5)
	Uncertainty parameter 0
Observation arc	38.36 yr (14,012 days)
Aphelion	2.5785 AU
Perihelion	2.2725 AU
Semi-major axis	2.4255 AU
Eccentricity	0.0631
Orbital period (sidereal)	3.78 yr (1,380 days)
Mean anomaly	150.70°
Mean motion	0° 15m 39.24s / day0
Inclination	7.1538°
Longitude of ascending node	88.532°
Argument of perihelion	317.89°
Known satellites	1
Physical characteristics
Dimensions	6.471±0.088 km; 7.13 km (calculated)
Synodic rotation period	3.811±0.005 h (dated); 3.4069±0.0004 h
Geometric albedo	0.20 (assumed); 0.320±0.038
Spectral type	V · S
Absolute magnitude (H)	12.8 · 12.86±0.29 · 13.1

4383 Suruga, provisional designation 1989 XP, is a Vestian asteroid and binary system from the inner regions of the asteroid belt, approximately 6.5 kilometers in diameter. It was discovered on 1 December 1989, by Japanese astronomer Yoshiaki Oshima at Gekko Observatory, Japan.^[10] The asteroid was named after the former Japanese Suruga Province. Its synchronous minor-planet moon, S/2013 (4383) 1, measures approximately 1.33 kilometers and has a period of 16.386 hours.

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