5677 Aberdonia

5677 Aberdonia
Discovery
Discovered by	E. Bowell
Discovery site	Anderson Mesa Stn.
Discovery date	21 September 1987
Designations
MPC designation	(5677) Aberdonia
Named after	University of Aberdeen; (Scottish university)
Alternative designations	1987 SQ1 · 1973 UL1; 1978 WN16 · 1989 AK8
Minor planet category	main-belt · Koronis
Orbital characteristics
	Epoch 4 September 2017 (JD 2458000.5)
	Uncertainty parameter 0
Observation arc	62.27 yr (22,744 days)
Aphelion	3.0052 AU
Perihelion	2.6635 AU
Semi-major axis	2.8344 AU
Eccentricity	0.0603
Orbital period (sidereal)	4.77 yr (1,743 days)
Mean anomaly	49.056°
Mean motion	0° 12m 23.4s / day
Inclination	1.5003°
Longitude of ascending node	201.12°
Argument of perihelion	216.63°
Physical characteristics
Dimensions	8.19 km (calculated); 8.798±0.114 km
Synodic rotation period	5.0813±0.0410 h
Geometric albedo	0.24 (assumed); 0.250±0.022
Spectral type	S
Absolute magnitude (H)	12.6 · 12.4 · 13.224±0.003 (S) · 12.70±0.32

5677 Aberdonia, provisional designation 1987 SQ₁, is a stony Koronis asteroid from the outer region of the asteroid belt, approximately 8 kilometers in diameter. It was discovered on 21 September 1987, by American astronomer Edward Bowell at Lowell's Anderson Mesa Station in Flagstaff, Arizona, United States.^[2] The asteroid was named for the Scottish University of Aberdeen.^[3]

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5677 Aberdonia

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