552 Sigelinde

Sigelinde (minor planet designation: 552 Sigelinde) is a minor planet orbiting the Sun.

552 Sigelinde

Discovery
Discovered by	M. F. Wolf
Discovery site	Heidelberg
Discovery date	14 December 1904
Designations
MPC designation	(552) Sigelinde
Pronunciation	German: [ˈziːɡəlɪndə]
Alternative designations	1904 PO
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	111.22 yr (40623 d)
Aphelion	3.4289 AU (512.96 Gm)
Perihelion	2.8723 AU (429.69 Gm)
Semi-major axis	3.1506 AU (471.32 Gm)
Eccentricity	0.088319
Orbital period	5.59 yr (2042.6 d)
Mean anomaly	154.941°
Mean motion	0° 10^m 34.464^s / day
Inclination	7.6961°
Longitude of ascending node	266.936°
Argument of perihelion	348.530°
Physical characteristics
Mean radius	38.78±1.35 km
Rotation period	17.156 h (0.7148 d)
Geometric albedo	0.0510±0.004
Absolute magnitude (H)	9.6

It was named after a character in Richard Wagner's opera Die Walküre (The Valkyrie).

References

1. "552 Sigelinde (1904 PO)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.

External links

• 552 Sigelinde at AstDyS-2, Asteroids—Dynamic Site
  • Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
• 552 Sigelinde at the JPL Small-Body Database
  • Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters