Home › Entities › asteroid › (129860) 1999 RJ139

(129860) 1999 RJ139

asteroid
Place asteroid Q8258370
Press Enter · cited answer in seconds

Summary

(129860) 1999 RJ139 is an asteroid[1].

Key Facts

  • (129860) 1999 RJ139 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (129860) 1999 RJ139's instance of is recorded as asteroid[3].
  • (129860) 1999 RJ139's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (129860) 1999 RJ139's follows is recorded as (129859) 1999 RV115[5].
  • (129860) 1999 RJ139's followed by is recorded as (129861) 1999 RM142[6].
  • (129860) 1999 RJ139's minor planet group is recorded as asteroid belt[7].
  • (129860) 1999 RJ139's parent astronomical body is recorded as Sun[8].
  • (129860) 1999 RJ139's provisional designation is recorded as 1999 RJ139[9].
  • (129860) 1999 RJ139's time of discovery or invention is recorded as +1999-09-09T00:00:00Z[10].
  • (129860) 1999 RJ139's JPL Small-Body Database SPK-ID is recorded as 20129860[11].
  • (129860) 1999 RJ139's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1331515161536295'}[12].
  • (129860) 1999 RJ139's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.87'}[13].
  • (129860) 1999 RJ139's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+6.479199593512686'}[14].
  • (129860) 1999 RJ139's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1424.388630837407'}[15].
  • (129860) 1999 RJ139's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+158.553176201452'}[16].
  • (129860) 1999 RJ139's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.477536422449777'}[17].
  • (129860) 1999 RJ139's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.807424153424803'}[18].
  • (129860) 1999 RJ139's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.14764869147475'}[19].
  • (129860) 1999 RJ139's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+151.566650362495'}[20].
  • (129860) 1999 RJ139's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+126.034852391129'}[21].
  • (129860) 1999 RJ139's Minor Planet Center body ID is recorded as 129860[22].
  • (129860) 1999 RJ139's epoch is recorded as March 31, 2024[23].
  • (129860) 1999 RJ139's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2459901.8260810133'}[24].

Body

Designation and Status

(129860) 1999 RJ139's instance of is recorded as asteroid[3].

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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . wikidata.org.
  22. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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). (129860) 1999 RJ139. Retrieved May 3, 2026, from https://4ort.xyz/entity/-129860-1999-rj139
MLA “(129860) 1999 RJ139.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-129860-1999-rj139.
BibTeX @misc{4ortxyz_-129860-1999-rj139_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(129860) 1999 RJ139}}, year = {2026}, url = {https://4ort.xyz/entity/-129860-1999-rj139}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (129860) 1999 RJ139 — https://4ort.xyz/entity/-129860-1999-rj139 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/-129860-1999-rj139 · Last refreshed: