1100 Arnica

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1100 Arnica
Discovery
Discovered by Karl Wilhelm Reinmuth
Discovery site Heidelberg
Discovery date 22 September 1928
Designations
MPC designation (1100) Arnica
Named after
Arnica
1928 SD, 1950 BU, 1976 MK, 1979 HE, A904 XA, A918 RD
Main belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 97.47 yr (35601 days)
Aphelion|Aphelion 3.0968 AU (463.27 Gm)
Perihelion|Perihelion 2.6991 AU (403.78 Gm)
2.8979 AU (433.52 Gm)
Eccentricity 0.068612
4.93 yr (1801.9 d)
17.48 km/s
327.2009°
0° 11m 59.233s / day
Inclination 1.0345°
304.1328°
24.2831°
Earth MOID 1.68701 AU (252.373 Gm)
Jupiter MOID 2.13146 AU (318.862 Gm)
Jupiter Tisserand parameter 3.284
Physical characteristics
14.535 h (0.6056 d)
Temperature ~163 K
10.9

1100 Arnica is a minor planet orbiting the Sun. Initially it received the designation 1928 SD, it is named for the Arnica genus of plants. It is a member of the Koronis family.

Interactions with other asteroids[edit]

Arnica occasionally makes close approaches to other main-belt asteroids, it will pass close to 88 Thisbe three times before the year 2200. On February 21, 2043, Arnica will be 0.0487 AU (7.29 Gm) from Thisbe. On March 31, 2112, it will be 0.0432 AU (6.46 Gm) from Thisbe. Its closest approach to Thisbe will occur on May 17, 2181, when its distance to Thisbe will be 0.0277 AU (4.14 Gm). It will also approach 7 Iris and 16 Psyche, coming within 0.0117 AU (1.75 Gm) and 0.0369 AU (5.52 Gm) on November 28, 2104 and July 16, 2199, respectively.

See also[edit]

References[edit]

External links[edit]