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2011 UD21

planetoid
Place asteroid Q15194726
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2011 UD21

Summary

2011 UD21 is an asteroid[1].

Key Facts

  • 2011 UD21's instance of is recorded as asteroid[2].
  • 2011 UD21's instance of is recorded as near-Earth object[3].
  • 2011 UD21's minor planet group is recorded as Aten asteroid[4].
  • 2011 UD21's parent astronomical body is recorded as Sun[5].
  • 2011 UD21's JPL Small-Body Database SPK-ID is recorded as 3582145[6].
  • 2011 UD21's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.03040560317231732'}[7].
  • 2011 UD21's absolute magnitude is recorded as {'unit': '1', 'amount': '+28.5'}[8].
  • 2011 UD21's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+1.061171276860171'}[9].
  • 2011 UD21's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+353.6164904171187'}[10].
  • 2011 UD21's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+22.34919943951773'}[11].
  • 2011 UD21's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+0.9786394570462377'}[12].
  • 2011 UD21's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.008395580025958'}[13].
  • 2011 UD21's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+0.9488833340665177'}[14].
  • 2011 UD21's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+209.7960642913717'}[15].
  • 2011 UD21's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+146.8574258794438'}[16].
  • 2011 UD21's Google Knowledge Graph ID is recorded as /g/12z65t6zn[17].
  • 2011 UD21's Minor Planet Center body ID is recorded as 2011 UD21[18].
  • 2011 UD21's epoch is recorded as May 5, 2025[19].
  • 2011 UD21's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460656.2466457468'}[20].

Body

Designation and Status

Recorded instance of include asteroid[2] and near-Earth object[3].

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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . JPL Small-Body Database. wikidata.org.
  6. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . 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] ↑ . wikidata.org.
  17. [18] ↑ . 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.

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). 2011 UD21. Retrieved May 3, 2026, from https://4ort.xyz/entity/2011-ud21
MLA “2011 UD21.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/2011-ud21.
BibTeX @misc{4ortxyz_2011-ud21_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{2011 UD21}}, year = {2026}, url = {https://4ort.xyz/entity/2011-ud21}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 2011 UD21 — https://4ort.xyz/entity/2011-ud21 (retrieved 2026-05-03)

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