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1182 Ilona

main belt asteroid
Thing Asteroid Q136833

Facts

25 properties
Instance of
asteroid
Follows
1181 Lilith[3]
Followed by
1183 Jutta[4]
Absolute magnitude
11.6, 11.75[14][15]
Albedo
0.2624, 0.221[34][35]
Apoapsis
2.525 au, 2.524857068588177 au[25][26]
Argument of periapsis
62.90540°, 63.13433696944088°[29][30]
Diameter
14.162 km[33]
Discoverer or inventor
Karl Wilhelm Reinmuth[1]
Epoch
November 21, 2025[36]
Longitude of ascending node
336.36682°, 336.2594036370954°[21][22]
Mean anomaly
142.27137°, 118.4393845188735°[31][32]
Minor planet group
asteroid belt[5]
Orbital eccentricity
0.12 (0.12–0.12, n=3)[11][12][13]
Orbital inclination
9.38841°, 9.394025165180452°[16][17]
Orbital period
3.4 year, 1,240.265892428922 day[18][19]
Parent astronomical body
Sun[6]
Periapsis
1.9928615 au, 1.993434417230792 au[27][28]
Provisional designation
1927 EA, A915 RD[7][8]
Rotation period
29.8553 h[20]
Semi-major axis of an orbit
2.2591473 au, 2.259145742909485 au[23][24]
Significant event
naming[10]
Site of astronomical discovery
Heidelberg-Königstuhl State Observatory[2]
Time of discovery or invention
March 3, 1927[9]
Show all 25 facts +1
Time of periapsis
2,460,592.454641836 Julian day[37]
🏷️ Also known as
en Ilona de (1182) Ilona el 1182 Ιλόνα fa سیارک ۱۱۸۲ ja イロナ ru (1182) Илона ru (1182) 1927 EA ru 1927 EA ru A915 RD ru Илона uk 1182 Ілона zh 小行星1182
🔖 Identifiers · 4
Image (Wikimedia Commons)
001182-asteroid shape model (1182) Ilona.png ↗
Freebase ID
/m/03y4644
JPL Small-Body Database SPK-ID
20001182
Minor Planet Center body ID
1182

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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] ↑ . Minor Planet Center database. wikidata.org.
  4. [4] ↑ . Minor Planet Center database. wikidata.org.
  5. [5] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [6] ↑ . wikidata.org.
  7. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . wikidata.org.
  11. [11] ↑ . wikidata.org.
  12. [12] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  13. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [14] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  15. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [16] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [21] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  22. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [23] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  24. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [25] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  34. [34] ↑ . wikidata.org.
  35. [35] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  36. [36] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  37. [37] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

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Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). 1182 Ilona. Retrieved November 14, 2026, from https://4ort.xyz/entity/1182-ilona
MLA “1182 Ilona.” 4ort.xyz Knowledge Graph, 4ort.xyz, 14 Nov. 2026, https://4ort.xyz/entity/1182-ilona.
BibTeX @misc{4ortxyz_1182-ilona_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{1182 Ilona}}, year = {2026}, url = {https://4ort.xyz/entity/1182-ilona}, note = {Accessed: 2026-11-14}}
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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. 15d ago · AbzalM · 2026-10-30 view diff on Wikidata ↗
    Mean anomaly → 142.27137 degree, 118.439385 degree
    Instance of → asteroid
    Site of astronomical discovery → Heidelberg-Königstuhl State Observatory
    JPL Small-Body Database SPK-ID → 20001182
    + 26 other properties edited (see Wikidata diff for full list)
    "Changed [kaa] labels, descriptions, aliases and claims: kaawiki sitelink"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.