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(52821) 1998 RU4

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(52821) 1998 RU4

Summary

(52821) 1998 RU4 is an asteroid[1].

Key Facts

  • (52821) 1998 RU4 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (52821) 1998 RU4's instance of is recorded as asteroid[3].
  • (52821) 1998 RU4's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (52821) 1998 RU4's follows is recorded as (52820) 1998 RS2[5].
  • (52821) 1998 RU4's followed by is recorded as (52822) 1998 RN6[6].
  • (52821) 1998 RU4's minor planet group is recorded as asteroid belt[7].
  • (52821) 1998 RU4's parent astronomical body is recorded as Sun[8].
  • (52821) 1998 RU4's provisional designation is recorded as 1998 RU4[9].
  • (52821) 1998 RU4's time of discovery or invention is recorded as +1998-09-14T00:00:00Z[10].
  • (52821) 1998 RU4's JPL Small-Body Database SPK-ID is recorded as 20052821[11].
  • (52821) 1998 RU4's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.3038962024403959'}[12].
  • (52821) 1998 RU4's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.16'}[13].
  • (52821) 1998 RU4's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+21.76185511359724'}[14].
  • (52821) 1998 RU4's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1355.860715564611'}[15].
  • (52821) 1998 RU4's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+359.6964277300047'}[16].
  • (52821) 1998 RU4's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.397421710728828'}[17].
  • (52821) 1998 RU4's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.125989064267476'}[18].
  • (52821) 1998 RU4's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.66885435719018'}[19].
  • (52821) 1998 RU4's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+95.20648416579559'}[20].
  • (52821) 1998 RU4's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+5.095134383290872'}[21].
  • (52821) 1998 RU4's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+1.936'}[22].
  • (52821) 1998 RU4's albedo is recorded as {'unit': '1', 'amount': '+0.471'}[23].
  • (52821) 1998 RU4's Minor Planet Center body ID is recorded as 52821[24].
  • (52821) 1998 RU4's epoch is recorded as May 5, 2025[25].
  • (52821) 1998 RU4's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460781.31029847'}[26].

Body

Designation and Status

(52821) 1998 RU4'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] ↑ . 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [26] ↑ . 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). (52821) 1998 RU4. Retrieved May 3, 2026, from https://4ort.xyz/entity/-52821-1998-ru4
MLA “(52821) 1998 RU4.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-52821-1998-ru4.
BibTeX @misc{4ortxyz_-52821-1998-ru4_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(52821) 1998 RU4}}, year = {2026}, url = {https://4ort.xyz/entity/-52821-1998-ru4}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (52821) 1998 RU4 — https://4ort.xyz/entity/-52821-1998-ru4 (retrieved 2026-05-03)

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