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(91539) 1999 RP204

asteroid
Place asteroid Q8337289
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Summary

(91539) 1999 RP204 is an asteroid[1].

Key Facts

  • (91539) 1999 RP204 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (91539) 1999 RP204's instance of is recorded as asteroid[3].
  • (91539) 1999 RP204's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (91539) 1999 RP204's follows is recorded as (91538) 1999 RA204[5].
  • (91539) 1999 RP204's followed by is recorded as (91540) 1999 RH205[6].
  • (91539) 1999 RP204's minor planet group is recorded as asteroid belt[7].
  • (91539) 1999 RP204's parent astronomical body is recorded as Sun[8].
  • (91539) 1999 RP204's provisional designation is recorded as 1999 RP204[9].
  • (91539) 1999 RP204's provisional designation is recorded as 2001 AN3[10].
  • (91539) 1999 RP204's time of discovery or invention is recorded as +1999-09-08T00:00:00Z[11].
  • (91539) 1999 RP204's JPL Small-Body Database SPK-ID is recorded as 20091539[12].
  • (91539) 1999 RP204's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1224397229892281'}[13].
  • (91539) 1999 RP204's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.62'}[14].
  • (91539) 1999 RP204's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.553534999234559'}[15].
  • (91539) 1999 RP204's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1865.420398810943'}[16].
  • (91539) 1999 RP204's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+255.0136971833144'}[17].
  • (91539) 1999 RP204's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.965642952604619'}[18].
  • (91539) 1999 RP204's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.328755454206485'}[19].
  • (91539) 1999 RP204's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.602530451002753'}[20].
  • (91539) 1999 RP204's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+93.71914438137223'}[21].
  • (91539) 1999 RP204's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+302.9098005512213'}[22].
  • (91539) 1999 RP204's Minor Planet Center body ID is recorded as 91539[23].
  • (91539) 1999 RP204's epoch is recorded as March 31, 2024[24].
  • (91539) 1999 RP204's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460696.3256184'}[25].

Body

Designation and Status

(91539) 1999 RP204'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 . 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] ↑ . wikidata.org.
  23. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [25] ↑ . 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). (91539) 1999 RP204. Retrieved May 3, 2026, from https://4ort.xyz/entity/-91539-1999-rp204
MLA “(91539) 1999 RP204.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-91539-1999-rp204.
BibTeX @misc{4ortxyz_-91539-1999-rp204_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(91539) 1999 RP204}}, year = {2026}, url = {https://4ort.xyz/entity/-91539-1999-rp204}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (91539) 1999 RP204 — https://4ort.xyz/entity/-91539-1999-rp204 (retrieved 2026-05-03)

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