305 Gordonia

305 Gordonia is a fairly typical, although sizeable Main belt asteroid.^[3]

DiscoveredbyAuguste Charlois

Discoverydate16 February 1891

MPCdesignation

(305) Gordonia

Pronunciation/ɡɔːrˈdoʊniə/

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305 Gordonia

Lightcurve-base 3D-model of 305 Gordonia.
Discovery
Discovered by	Auguste Charlois
Discovery date	16 February 1891
Designations
MPC designation	(305) Gordonia
Pronunciation	/ɡɔːrˈdoʊniə/
Alternative designations	A891 DA; 1938 SC1 1970 SP1
Minor planet category	Main belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	123.90 yr (45255 d)
Aphelion	3.69187 AU (552.296 Gm)
Perihelion	2.49627 AU (373.437 Gm)
Semi-major axis	3.09407 AU (462.866 Gm)
Eccentricity	0.19321
Orbital period (sidereal)	5.44 yr (1987.9 d)
Mean anomaly	43.0648°
Mean motion	0° 10m 51.946s / day
Inclination	4.44401°
Longitude of ascending node	207.494°
Argument of perihelion	261.346°
Physical characteristics
Dimensions	49.17±1.5 km
Synodic rotation period	12.893 h (0.5372 d)[1] 12.89 ± 0.01 hours[2]
Geometric albedo	0.2269±0.014
Absolute magnitude (H)	8.77

Close

It was discovered by Auguste Charlois on 16 February 1891 in Nice and named after James Gordon Bennett Jr., his patron.

The light curve of 305 Gordonia shows a periodicity of 12.89 ± 0.01 hours, during which time the brightness of the object varies by 0.17 ± 0.03 in magnitude.^[2]