
Discovery
Discovery date14 July 1893
Designations
MPC designation(370) Modestia
Pronunciation/məˈdɛstiə/
Alternative designations1893 AC
Minor planet categoryMain belt Orbital characteristics
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc111.53 yr (40736 d)
Aphelion2.53480 AU (379.201 Gm) Perihelion2.11408 AU (316.262 Gm)
Semi-major axis2.32444 AU (347.731 Gm)
Eccentricity0.090853
Orbital period (sidereal)3.54 yr (1294.8 d) Average orbital speed19.54 km/s
Mean motion0° 16m 40.958s / day
Inclination7.86393°
Longitude of ascending node290.942°
Argument of perihelion68.7121°
Physical characteristics
Dimensions38.093 km diameter
Synodic rotation period22.5299 h (0.93875 d) Absolute magnitude (H)10.68