1280 Baillauda information

1280 Baillauda
Discovery
Discovered by	E. Delporte
Discovery site	Uccle Obs.
Discovery date	18 August 1933
Designations
MPC designation	(1280) Baillauda
Named after	Jules Baillaud; (French astronomer)
Alternative designations	1933 QB · 1931 HE; 1946 SF · 1959 UK; 1961 AN · A912 GB
Minor planet category	main-belt · (outer); background
Orbital characteristics
	Epoch 4 September 2017 (JD 2458000.5)
	Uncertainty parameter 0
Observation arc	84.12 yr (30,725 days)
Aphelion	3.5842 AU
Perihelion	3.2431 AU
Semi-major axis	3.4136 AU
Eccentricity	0.0500
Orbital period (sidereal)	6.31 yr (2,304 days)
Mean anomaly	61.729°
Mean motion	0° 9m 22.68s / day
Inclination	6.4598°
Longitude of ascending node	293.06°
Argument of perihelion	98.986°
Physical characteristics
Dimensions	50.83±2.0 km; 53.97±0.72 km
Synodic rotation period	12.6 h
Geometric albedo	0.045±0.001; 0.0505±0.004
Spectral type	Tholen = X; P (derived from Tholen); B–V = 0.671; U–B = 0.360
Absolute magnitude (H)	9.99±0.22 · 10.33

1280 Baillauda, provisional designation 1933 QB, is a dark background asteroid from the outermost region of the asteroid belt, approximately 52 kilometers in diameter. Discovered by Eugène Delporte at Uccle Observatory in 1933, the asteroid was named after French astronomer Jules Baillaud.^[9]

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1280 Baillauda information

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