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(48474) 1991 UR

minor planet
Place asteroid Q4543713
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(48474) 1991 UR

Summary

(48474) 1991 UR is an asteroid[1].

Key Facts

  • (48474) 1991 UR is credited with the discovery of Seiji Ueda[2].
  • (48474) 1991 UR is credited with the discovery of Hiroshi Kaneda[3].
  • (48474) 1991 UR's instance of is recorded as asteroid[4].
  • (48474) 1991 UR's site of astronomical discovery is recorded as Kushiro[5].
  • (48474) 1991 UR followed (48473) 1991 TU9[6].
  • (48474) 1991 UR was followed by (48475) 1991 UD2[7].
  • (48474) 1991 UR's minor planet group is recorded as asteroid belt[8].
  • (48474) 1991 UR's parent astronomical body is recorded as Sun[9].
  • (48474) 1991 UR's provisional designation is recorded as 1991 UR[10].
  • (48474) 1991 UR's provisional designation is recorded as 1998 SD22[11].
  • (48474) 1991 UR's time of discovery or invention is recorded as October 18, 1991[12].
  • (48474) 1991 UR's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1285214073240076'}[13].
  • (48474) 1991 UR's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.27'}[14].
  • (48474) 1991 UR's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+6.920205336750046'}[15].
  • (48474) 1991 UR's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1289.662408117054'}[16].
  • (48474) 1991 UR's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+10.38877510259732'}[17].
  • (48474) 1991 UR's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.31873833806005'}[18].
  • (48474) 1991 UR's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.616745852483658'}[19].
  • (48474) 1991 UR's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.020730823636442'}[20].
  • (48474) 1991 UR's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+331.7927333743839'}[21].
  • (48474) 1991 UR's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+272.2128266361202'}[22].
  • (48474) 1991 UR's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+3.789'}[23].
  • (48474) 1991 UR's albedo is recorded as {'unit': '1', 'amount': '+0.309'}[24].
  • (48474) 1991 UR's epoch is recorded as November 21, 2025[25].
  • (48474) 1991 UR's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2461314.988381673'}[26].

Body

Designation and Status

(48474) 1991 UR's instance of is recorded as asteroid[4].

References

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

Direct Wikidata claims

  1. [4] ↑ . 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. [3] ↑ . 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 . 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] ↑ . 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.
  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). (48474) 1991 UR. Retrieved May 3, 2026, from https://4ort.xyz/entity/-48474-1991-ur
MLA “(48474) 1991 UR.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-48474-1991-ur.
BibTeX @misc{4ortxyz_-48474-1991-ur_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(48474) 1991 UR}}, year = {2026}, url = {https://4ort.xyz/entity/-48474-1991-ur}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (48474) 1991 UR — https://4ort.xyz/entity/-48474-1991-ur (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 19w ago · KaleemBot bot · 2026-05-12 view diff on Wikidata ↗
    Follows → (48473) 1991 TU9
    Diameter → {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount':
    Absolute magnitude → {'unit': '1', 'amount': '+14.27'}
    Apoapsis → {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '
    + 25 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:(48474) 1991 یو آر]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.