626 Notburga

626 Notburga is a large, dark asteroid orbiting the Sun in the asteroid belt.^[1]

626 Notburga

Modelled shape of Notburga from its lightcurve
Discovery
Discovered by	August Kopff
Discovery site	Heidelberg
Discovery date	11 February 1907
Designations
MPC designation	(626) Notburga
Pronunciation	/nɒtˈbɜːrɡə/
Named after	Saint Notburga
Alternative designations	1907 XO
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	109.14 yr (39863 d)
Aphelion	3.1985 AU (478.49 Gm)
Perihelion	1.9481 AU (291.43 Gm)
Semi-major axis	2.5733 AU (384.96 Gm)
Eccentricity	0.24295
Orbital period (sidereal)	4.13 yr (1507.8 d)
Mean anomaly	277.12°
Mean motion	0° 14m 19.536s / day
Inclination	25.371°
Longitude of ascending node	341.645°
Argument of perihelion	43.678°
Physical characteristics
Mean radius	50.365±1 km[1] 48.42 ± 2.335 km[2]
Mass	(3.24 ± 1.30) × 1018 kg[2]
Mean density	6.81 ± 2.90 g/cm3[2]
Synodic rotation period	19.353 h (0.8064 d)
Geometric albedo	0.0437±0.002
Absolute magnitude (H)	9.00