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(17391) 1981 EK39

asteroid
Place asteroid Q1481872
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(17391) 1981 EK39

Summary

(17391) 1981 EK39 is an asteroid[1]. (17391) 1981 EK39 is known by 3 alternative names across languages and contexts.[2]

Key Facts

  • (17391) 1981 EK39 is credited with the discovery of Schelte J. Bus[3].
  • (17391) 1981 EK39's instance of is recorded as asteroid[4].
  • (17391) 1981 EK39's site of astronomical discovery is recorded as Siding Spring Observatory[5].
  • (17391) 1981 EK39's follows is recorded as (17390) 1981 EZ37[6].
  • (17391) 1981 EK39's followed by is recorded as (17392) 1981 EY40[7].
  • (17391) 1981 EK39's minor planet group is recorded as asteroid belt[8].
  • (17391) 1981 EK39's parent astronomical body is recorded as Sun[9].
  • (17391) 1981 EK39's provisional designation is recorded as 1981 EK39[10].
  • (17391) 1981 EK39's provisional designation is recorded as 1999 GG57[11].
  • (17391) 1981 EK39's provisional designation is recorded as 2000 NT7[12].
  • (17391) 1981 EK39's time of discovery or invention is recorded as +1981-03-02T00:00:00Z[13].
  • (17391) 1981 EK39's JPL Small-Body Database SPK-ID is recorded as 20017391[14].
  • (17391) 1981 EK39's orbital eccentricity is recorded as {'amount': '+0.1585338'}[15].
  • (17391) 1981 EK39's orbital eccentricity is recorded as {'amount': '+0.1579350833796627'}[16].
  • (17391) 1981 EK39's absolute magnitude is recorded as {'amount': '+15.1'}[17].
  • (17391) 1981 EK39's absolute magnitude is recorded as {'amount': '+15.2'}[18].
  • (17391) 1981 EK39's absolute magnitude is recorded as {'amount': '+15.28'}[19].
  • (17391) 1981 EK39's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+3.35569'}[20].
  • (17391) 1981 EK39's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+3.357445012660278'}[21].
  • (17391) 1981 EK39's orbital period is recorded as {'unit': 'Q577', 'amount': '+3.56'}[22].
  • (17391) 1981 EK39's orbital period is recorded as {'unit': 'Q573', 'amount': '+1299.331944943415'}[23].
  • (17391) 1981 EK39's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+178.50771'}[24].
  • (17391) 1981 EK39's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+178.4707622816365'}[25].
  • (17391) 1981 EK39's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.3299428'}[26].
  • (17391) 1981 EK39's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.330314081011201'}[27].

Body

Designation and Status

(17391) 1981 EK39's instance of is recorded as asteroid[4].

Why It Matters

(17391) 1981 EK39 is known by 3 alternative names across languages and contexts.[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] ↑ . JPL Small-Body 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] ↑ . wikidata.org.
  6. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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 . wikidata.org.
  13. [15] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  14. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [20] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [22] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  21. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [24] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  23. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [26] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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 aliases. 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). (17391) 1981 EK39. Retrieved May 3, 2026, from https://4ort.xyz/entity/17391-1981-ek39
MLA “(17391) 1981 EK39.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/17391-1981-ek39.
BibTeX @misc{4ortxyz_17391-1981-ek39_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(17391) 1981 EK39}}, year = {2026}, url = {https://4ort.xyz/entity/17391-1981-ek39}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (17391) 1981 EK39 — https://4ort.xyz/entity/17391-1981-ek39 (retrieved 2026-05-03)

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