591 Irmgard

From Wikipedia, the free encyclopedia
Jump to: navigation, search
591 Irmgard
Discovery
Discovered by August Kopff
Discovery site Heidelberg
Discovery date 14 March 1906
Designations
MPC designation (591) Irmgard
1906 TP
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 110.08 yr (40205 d)
Aphelion 3.2342 AU (483.83 Gm)
Perihelion 2.1241 AU (317.76 Gm)
2.6792 AU (400.80 Gm)
Eccentricity 0.20718
4.39 yr (1601.8 d)
43.3627°
0° 13m 29.1s / day
Inclination 12.490°
334.289°
217.191°
Earth MOID 1.13925 AU (170.429 Gm)
Jupiter MOID 1.80753 AU (270.403 Gm)
Jupiter Tisserand parameter 3.313
Physical characteristics
Mean radius
25.93±0.65 km
7.35 h (0.306 d)
0.0364±0.002
10.64

591 Irmgard is a minor planet orbiting the Sun.

References[edit]

External links[edit]