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(29947) 1999 JD84

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Summary

(29947) 1999 JD84 is an asteroid[1].

Key Facts

  • Discoverer or inventor: Lincoln Near-Earth Asteroid Research[2]
  • Site of astronomical discovery: Experimental Test Site[3]
  • Follows: (29946) 1999 JZ83[4]
  • Followed by: (29948) 1999 JS84[5]
  • Minor planet group: asteroid belt[6]
  • Parent astronomical body: Sun[7]
  • Provisional designation: 1999 JD84[8]
  • Time of discovery or invention: May 12, 1999[9]
  • Orbital eccentricity: {'amount': '+0.13'}[10], {'amount': '+0.1327517'}[11], {'amount': '+0.1314348214336969'}[12]
  • Absolute magnitude: {'amount': '+13.4'}[13], {'amount': '+13.63'}[14]
  • Orbital inclination: 18.12667 degree[15], 18.09190611106777 degree[16]
  • Orbital period: 4.28 years[17], 1565.046198668024 day[18]
  • Longitude of ascending node: 120.60877 degree[19], 120.430140737157 degree[20]
  • Semi-major axis of an orbit: 2.6368361 astronomical unit[21], 2.638067013030282 astronomical unit[22]
  • Apoapsis: 2.987 astronomical unit[23], 2.984800879818043 astronomical unit[24]

References

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

Direct Wikidata claims

  1. [2] ↑ . 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. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  8. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  11. [12] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  21. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [23] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  23. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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). (29947) 1999 JD84. Retrieved October 28, 2026, from https://4ort.xyz/entity/29947-1999-jd84
MLA “(29947) 1999 JD84.” 4ort.xyz Knowledge Graph, 4ort.xyz, 28 Oct. 2026, https://4ort.xyz/entity/29947-1999-jd84.
BibTeX @misc{4ortxyz_29947-1999-jd84_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(29947) 1999 JD84}}, year = {2026}, url = {https://4ort.xyz/entity/29947-1999-jd84}, note = {Accessed: 2026-10-28}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (29947) 1999 JD84 — https://4ort.xyz/entity/29947-1999-jd84 (retrieved 2026-10-28)

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