1239 Queteleta information

1239 Queteleta
Discovery
Discovered by	E. Delporte
Discovery site	Uccle Obs.
Discovery date	4 February 1932
Designations
MPC designation	(1239) Queteleta
Pronunciation	kətlɛta
Named after	Adolphe Quetelet; (Belgian astronomer)
Alternative designations	1932 CB · 1978 TH3
Minor planet category	main-belt · (middle); background
Orbital characteristics
	Epoch 4 September 2017 (JD 2458000.5)
	Uncertainty parameter 0
Observation arc	85.80 yr (31,340 d)
Aphelion	3.2824 AU
Perihelion	2.0383 AU
Semi-major axis	2.6603 AU
Eccentricity	0.2338
Orbital period (sidereal)	4.34 yr (1,585 days)
Mean anomaly	271.62°
Mean motion	0° 13m 37.56s / day
Inclination	1.6619°
Longitude of ascending node	73.160°
Argument of perihelion	35.475°
Physical characteristics
Dimensions	15.94±1.8 km; 18.032±0.076 km
Geometric albedo	0.051±0.013; 0.0695±0.019
Absolute magnitude (H)	12.4 · 12.5

1239 Queteleta (kətlɛta), provisional designation 1932 CB, is a dark background asteroid from the central regions of the asteroid belt, approximately 17 kilometers in diameter. It was discovered on 4 February 1932, by Belgian astronomer Eugène Delporte at the Royal Observatory of Belgium in Uccle.^[6] The asteroid was named after Adolphe Quetelet, a Belgian astronomer and mathematician.^[2]

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1239 Queteleta information

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1239 Queteleta

Adolphe Quetelet

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