Discovery
Discovery date14 December 1904
Designations
MPC designation(552) Sigelinde
PronunciationGerman: [ˈziːɡəlɪndə]
Alternative designations1904 PO
Orbital characteristics
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc111.22 yr (40623 d)
Aphelion3.4289 AU (512.96 Gm) Perihelion2.8723 AU (429.69 Gm)
Semi-major axis3.1506 AU (471.32 Gm)
Eccentricity0.088319
Orbital period (sidereal)5.59 yr (2042.6 d) Mean motion0° 10m 34.464s / day
Inclination7.6961°
Longitude of ascending node266.936°
Argument of perihelion348.530°
Physical characteristics
Synodic rotation period17.156 h (0.7148 d) Geometric albedo0.0510±0.004
Absolute magnitude (H)9.6