1855 Korolev information

1855 Korolev
	Shape model of Korolev from its lightcurve
Discovery
Discovered by	L. Chernykh
Discovery site	Crimean Astrophysical Obs.
Discovery date	8 October 1969
Designations
MPC designation	(1855) Korolev
Named after	Sergey Korolyov; (Soviet rocket engineer)
Alternative designations	1969 TU1 · 1961 JD; 1964 DD
Minor planet category	main-belt · Flora
Orbital characteristics
	Epoch 4 September 2017 (JD 2458000.5)
	Uncertainty parameter 0
Observation arc	55.74 yr (20,358 days)
Aphelion	2.4363 AU
Perihelion	2.0583 AU
Semi-major axis	2.2473 AU
Eccentricity	0.0841
Orbital period (sidereal)	3.37 yr (1,231 days)
Mean anomaly	286.81°
Mean motion	0° 17m 33.36s / day
Inclination	3.0793°
Longitude of ascending node	191.03°
Argument of perihelion	349.40°
Physical characteristics
Dimensions	6.789±0.253 km; 7.47 km (calculated)
Synodic rotation period	4.65±0.01 h; 4.656199±0.000001 h; 4.6568±0.0001 h; 4.66±0.01 h
Geometric albedo	0.24 (assumed); 0.319±0.032
Spectral type	S
Absolute magnitude (H)	12.70 · 12.8

1855 Korolev (prov. designation: 1969 TU₁) is a stony Flora asteroid from the inner regions of the asteroid belt, approximately 7 kilometers in diameter. Discovered in 1969, it was later named after Soviet rocket engineer Sergei Korolev.^[2]

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1855 Korolev information

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September 7

Discovery^[1]
Shape model of Korolev from its lightcurve
Discovered by	L. Chernykh
Discovery site	Crimean Astrophysical Obs.
Discovery date	8 October 1969
Designations
MPC designation	(1855) Korolev
Named after	Sergey Korolyov (Soviet rocket engineer)^[2]
Alternative designations	1969 TU₁ · 1961 JD 1964 DD
Minor planet category	main-belt · Flora^[3]
Orbital characteristics^[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc	55.74 yr (20,358 days)
Aphelion	2.4363 AU
Perihelion	2.0583 AU
Semi-major axis	2.2473 AU
Eccentricity	0.0841
Orbital period (sidereal)	3.37 yr (1,231 days)
Mean anomaly	286.81°
Mean motion	0° 17^m 33.36^s / day
Inclination	3.0793°
Longitude of ascending node	191.03°
Argument of perihelion	349.40°
Physical characteristics
Dimensions	6.789±0.253 km^[4] 7.47 km (calculated)^[3]
Synodic rotation period	4.65±0.01 h^[5] 4.656199±0.000001 h^[6] 4.6568±0.0001 h^[a] 4.66±0.01 h^[7]
Geometric albedo	0.24 (assumed)^[3] 0.319±0.032^[4]
Spectral type	S^[3]
Absolute magnitude (H)	12.70^[4] · 12.8^[1]^[3]