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1100 Arnica

asteroid
Thing Asteroid Q135927

Facts

26 properties
Instance of
asteroid
Follows
1099 Figneria[4]
Followed by
1101 Clematis[5]
Absolute magnitude
+10.9, +10.91[19][20]
Albedo
+0.246[40]
Apoapsis
+3.099, +3.100987100167498[31][32]
Argument of periapsis
+24.09550, +21.37831889032936[35][36]
Diameter
+16.894[39]
Discoverer or inventor
Karl Wilhelm Reinmuth[1]
Epoch
November 21, 2025[41]
Longitude of ascending node
+304.09061, +303.8019912895458[27][28]
Mean anomaly
+167.12659, +289.6233845441876[37][38]
Minor planet group
asteroid belt[6]
Named after
Arnica[3]
Orbital eccentricity
0.07 (0.07–0.07, n=3)[16][17][18]
Orbital inclination
1.03 (1.03–1.03, n=3)[21][22][23]
Orbital period
+4.93, +1801.90827758539[24][25]
Parent astronomical body
Sun[7]
Periapsis
+2.6969375, +2.694894406232185[33][34]
Provisional designation
1928 SD, 1950 BU, 1976 MK, 1979 HE, A904 XA, A918 RD[8][9][10][11][12][13]
Rotation period
+14.535[26]
Semi-major axis of an orbit
+2.8978368, +2.897940753199842[29][30]
Significant event
naming[15]
Site of astronomical discovery
Heidelberg-Königstuhl State Observatory[2]
Show all 26 facts +2
Time of discovery or invention
September 22, 1928[14]
Time of periapsis
+2461352.756127606[42]
🏷️ Also known as
en Arnica de (1100) Arnica el 1100 Αρνική fa سیارک ۱۱۰۰ ja アルニカ ru 1979 HE ru A904 XA ru A918 RD ru Арника ru 1950 BU ru (1100) 1928 SD ru (1100) Арника ru 1928 SD ru 1976 MK uk 1100 Арніка zh 小行星1100
🔖 Identifiers · 3
Freebase ID
/m/027ksg_
JPL Small-Body Database SPK-ID
20001100
Minor Planet Center body ID
1100

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References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [1] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [4] ↑ . Minor Planet Center database. wikidata.org.
  5. [5] ↑ . Minor Planet Center database. wikidata.org.
  6. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [12] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [15] ↑ . wikidata.org.
  16. [16] ↑ . wikidata.org.
  17. [17] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  18. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [19] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  20. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [21] ↑ . wikidata.org.
  22. [22] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  23. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [24] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  25. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  26. [26] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  27. [27] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  28. [28] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  29. [29] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  30. [30] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  31. [31] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  32. [32] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  33. [33] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  34. [34] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  35. [35] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  36. [36] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  37. [37] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  38. [38] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  39. [39] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  40. [40] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  41. [41] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  42. [42] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). 1100 Arnica. Retrieved November 8, 2026, from https://4ort.xyz/entity/1100-arnica
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BibTeX @misc{4ortxyz_1100-arnica_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{1100 Arnica}}, year = {2026}, url = {https://4ort.xyz/entity/1100-arnica}, note = {Accessed: 2026-11-08}}
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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 10d ago · AbzalM · 2026-10-30 view diff on Wikidata ↗
    Follows → 1099 Figneria
    Argument of periapsis → 24.0955 degree, 21.378319 degree
    Semi-major axis of an orbit → 2.897837 astronomical unit, 2.897941 astronomical unit
    Time of discovery or invention → September 22, 1928
    + 26 other properties edited (see Wikidata diff for full list)
    "Changed [kaa] labels, descriptions, aliases and claims: kaawiki sitelink"
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