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(137199) 1999 KX4

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(137199) 1999 KX4

Summary

(137199) 1999 KX4 is an asteroid[1].

Key Facts

  • (137199) 1999 KX4 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (137199) 1999 KX4's instance of is recorded as asteroid[3].
  • (137199) 1999 KX4's instance of is recorded as near-Earth object[4].
  • (137199) 1999 KX4's site of astronomical discovery is recorded as Experimental Test Site[5].
  • (137199) 1999 KX4's follows is recorded as (137198) 1999 KR2[6].
  • (137199) 1999 KX4's followed by is recorded as (137200) 1999 KX12[7].
  • (137199) 1999 KX4's minor planet group is recorded as Amor asteroid[8].
  • (137199) 1999 KX4's parent astronomical body is recorded as Sun[9].
  • (137199) 1999 KX4's provisional designation is recorded as 1999 KX4[10].
  • (137199) 1999 KX4's time of discovery or invention is recorded as +1999-05-20T00:00:00Z[11].
  • (137199) 1999 KX4's JPL Small-Body Database SPK-ID is recorded as 20137199[12].
  • (137199) 1999 KX4's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2926009924442322'}[13].
  • (137199) 1999 KX4's absolute magnitude is recorded as {'unit': '1', 'amount': '+16.95'}[14].
  • (137199) 1999 KX4's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+16.56944490989897'}[15].
  • (137199) 1999 KX4's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+642.6182323780596'}[16].
  • (137199) 1999 KX4's rotation period is recorded as {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+2.7697'}[17].
  • (137199) 1999 KX4's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+104.8781253394566'}[18].
  • (137199) 1999 KX4's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.457369727863443'}[19].
  • (137199) 1999 KX4's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.883797556594468'}[20].
  • (137199) 1999 KX4's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.030941899132419'}[21].
  • (137199) 1999 KX4's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+76.49268300058039'}[22].
  • (137199) 1999 KX4's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+323.8030884749331'}[23].
  • (137199) 1999 KX4's Google Knowledge Graph ID is recorded as /g/12z65tmyd[24].
  • (137199) 1999 KX4's Wolfram Language entity code is recorded as Entity["MinorPlanet", "MinorPlanet137199Provisional1999KX4"][25].
  • (137199) 1999 KX4's Minor Planet Center body ID is recorded as 137199[26].

Body

Designation and Status

Recorded instance of include asteroid[3] and near-Earth object[4].

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. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [5] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [12] ↑ . JPL Small-Body Database. Retrieved . wikidata.org.
  12. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [24] ↑ . wikidata.org.
  24. [25] ↑ . wikidata.org.
  25. [26] ↑ . 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). (137199) 1999 KX4. Retrieved May 3, 2026, from https://4ort.xyz/entity/-137199-1999-kx4
MLA “(137199) 1999 KX4.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-137199-1999-kx4.
BibTeX @misc{4ortxyz_-137199-1999-kx4_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(137199) 1999 KX4}}, year = {2026}, url = {https://4ort.xyz/entity/-137199-1999-kx4}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (137199) 1999 KX4 — https://4ort.xyz/entity/-137199-1999-kx4 (retrieved 2026-05-03)

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