382 Dodona

382 Dodona is a large Main belt asteroid that was discovered by the French astronomer Auguste Charlois on 29 January 1894 in Nice. It is classified as an M-type asteroid.

382 Dodona

A three-dimensional model of 382 Dodona based on its light curve
Discovery
Discovered by	Auguste Charlois
Discovery date	29 January 1894
Designations
MPC designation	(382) Dodona
Pronunciation	/dəˈdoʊnə/[1]
Named after	Dodona
Alternative designations	1894 AT
Minor planet category	Main belt
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	122.21 yr (44636 d)
Aphelion	3.6577 AU (547.18 Gm)
Perihelion	2.58301 AU (386.413 Gm)
Semi-major axis	3.1204 AU (466.81 Gm)
Eccentricity	0.17221
Orbital period (sidereal)	5.51 yr (2013.3 d)
Mean anomaly	6.32892°
Mean motion	0° 10m 43.716s / day
Inclination	7.3928°
Longitude of ascending node	313.511°
Argument of perihelion	270.036°
Physical characteristics
Dimensions	58.37±2.8 km[2] 58.37 km[3]
Synodic rotation period	4.113 h (0.1714 d)
Geometric albedo	0.1610±0.017[2] 0.161[3]
Spectral type	M
Absolute magnitude (H)	8.77[2][3]

Measurements of the thermal inertia of 115 Thyra give an estimated range of 15–150 J m⁻² K⁻¹ s^−1/2, compared to 50 for lunar regolith and 400 for coarse sand in an atmosphere.^[3]