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(13939) 1989 SJ2

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(13939) 1989 SJ2

Summary

(13939) 1989 SJ2 is an asteroid[1].

Key Facts

  • (13939) 1989 SJ2 is credited with the discovery of Eric Walter Elst[2].
  • (13939) 1989 SJ2's instance of is recorded as asteroid[3].
  • (13939) 1989 SJ2's site of astronomical discovery is recorded as La Silla Observatory[4].
  • (13939) 1989 SJ2's follows is recorded as (13938) 1989 RP1[5].
  • (13939) 1989 SJ2's followed by is recorded as (13940) 1989 SZ3[6].
  • (13939) 1989 SJ2's minor planet group is recorded as asteroid belt[7].
  • (13939) 1989 SJ2's parent astronomical body is recorded as Sun[8].
  • (13939) 1989 SJ2's provisional designation is recorded as 1989 SJ2[9].
  • (13939) 1989 SJ2's time of discovery or invention is recorded as +1989-09-26T00:00:00Z[10].
  • (13939) 1989 SJ2's JPL Small-Body Database SPK-ID is recorded as 20013939[11].
  • (13939) 1989 SJ2's orbital eccentricity is recorded as {'amount': '+0.15'}[12].
  • (13939) 1989 SJ2's orbital eccentricity is recorded as {'amount': '+0.1493796'}[13].
  • (13939) 1989 SJ2's orbital eccentricity is recorded as {'amount': '+0.1514567468597443'}[14].
  • (13939) 1989 SJ2's absolute magnitude is recorded as {'amount': '+14.1'}[15].
  • (13939) 1989 SJ2's absolute magnitude is recorded as {'amount': '+14.35'}[16].
  • (13939) 1989 SJ2's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+13.28529'}[17].
  • (13939) 1989 SJ2's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+13.28443694148621'}[18].
  • (13939) 1989 SJ2's orbital period is recorded as {'unit': 'Q577', 'amount': '+4.15'}[19].
  • (13939) 1989 SJ2's orbital period is recorded as {'unit': 'Q573', 'amount': '+1513.951555050217'}[20].
  • (13939) 1989 SJ2's rotation period is recorded as {'unit': 'Q25235', 'amount': '+7.36'}[21].
  • (13939) 1989 SJ2's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+172.08268'}[22].
  • (13939) 1989 SJ2's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+172.0259443592626'}[23].
  • (13939) 1989 SJ2's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.5821631'}[24].
  • (13939) 1989 SJ2's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.580332669543199'}[25].
  • (13939) 1989 SJ2's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.968'}[26].

Body

Designation and Status

(13939) 1989 SJ2's instance of is recorded as asteroid[3].

Related Entities

Eric Walter Elst

References

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

Direct Wikidata claims

  1. [3] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [11] ↑ . JPL Small-Body Database. Retrieved . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [22] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  22. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [24] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  24. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [26] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). (13939) 1989 SJ2. Retrieved May 3, 2026, from https://4ort.xyz/entity/13939-1989-sj2
MLA “(13939) 1989 SJ2.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/13939-1989-sj2.
BibTeX @misc{4ortxyz_13939-1989-sj2_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(13939) 1989 SJ2}}, year = {2026}, url = {https://4ort.xyz/entity/13939-1989-sj2}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (13939) 1989 SJ2 — https://4ort.xyz/entity/13939-1989-sj2 (retrieved 2026-05-03)

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