551 Ortrud

main-belt asteroid
Thing asteroid Q155454
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551 Ortrud

Summary

551 Ortrud is an asteroid[1]. It has Wikipedia articles in 39 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • 551 Ortrud is credited with the discovery of Max Wolf[3].
  • 551 Ortrud's instance of is recorded as asteroid[4].
  • 551 Ortrud's site of astronomical discovery is recorded as Heidelberg-Königstuhl State Observatory[5].
  • Ortrud is named after 551 Ortrud[6].
  • 551 Ortrud's follows is recorded as 550 Senta[7].
  • 551 Ortrud's followed by is recorded as Q155464[8].
  • 551 Ortrud's minor planet group is recorded as asteroid belt[9].
  • 551 Ortrud's parent astronomical body is recorded as Sun[10].
  • 551 Ortrud's provisional designation is recorded as A904 WC[11].
  • 551 Ortrud's provisional designation is recorded as 1962 DC[12].
  • 551 Ortrud's provisional designation is recorded as 1978 AA[13].
  • 551 Ortrud's provisional designation is recorded as A906 EA[14].
  • 551 Ortrud's time of discovery or invention is recorded as +1904-11-16T00:00:00Z[15].
  • 551 Ortrud's Freebase ID is recorded as /m/08lx91[16].
  • 551 Ortrud's JPL Small-Body Database SPK-ID is recorded as 20000551[17].
  • 551 Ortrud's asteroid spectral type is recorded as X-type asteroid[18].
  • 551 Ortrud's asteroid spectral type is recorded as C-type asteroid[19].
  • 551 Ortrud's significant event is recorded as naming[20].
  • 551 Ortrud's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1187915100669684'}[21].
  • 551 Ortrud's absolute magnitude is recorded as {'unit': '1', 'amount': '+9.8'}[22].
  • 551 Ortrud's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.403'}[23].
  • 551 Ortrud's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.3941379170362859'}[24].
  • 551 Ortrud's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1868.54011117062'}[25].
  • 551 Ortrud's rotation period is recorded as {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+17.416'}[26].
  • 551 Ortrud's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+5.66182062865937'}[27].

Body

Works and Contributions

551 Ortrud is credited with the discovery of Max Wolf[3].

Why It Matters

551 Ortrud has Wikipedia articles in 39 language editions, a strong signal of global cultural recognition.[2]

References

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

Direct Wikidata claims

  1. [4] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [3] . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [5] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . Minor Planet Center database. wikidata.org.
  6. [8] . Minor Planet Center database. wikidata.org.
  7. [9] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [12] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [13] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [14] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [15] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [16] . Freebase Data Dumps. wikidata.org.
  15. [17] . JPL Small-Body Database. wikidata.org.
  16. [18] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [19] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [22] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [25] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [26] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [27] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.

📑 Cite this page

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). 551 Ortrud. Retrieved May 7, 2026, from https://4ort.xyz/entity/551-ortrud
MLA “551 Ortrud.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/551-ortrud.
BibTeX @misc{4ortxyz_551-ortrud_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{551 Ortrud}}, year = {2026}, url = {https://4ort.xyz/entity/551-ortrud}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 551 Ortrud — https://4ort.xyz/entity/551-ortrud (retrieved 2026-05-07)

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