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(20989) 1981 EZ45

asteroid
Place asteroid Q1482444
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(20989) 1981 EZ45

Summary

(20989) 1981 EZ45 is an asteroid[1].

Key Facts

  • (20989) 1981 EZ45 is credited with the discovery of Schelte J. Bus[2].
  • (20989) 1981 EZ45's instance of is recorded as asteroid[3].
  • (20989) 1981 EZ45's site of astronomical discovery is recorded as Siding Spring Observatory[4].
  • (20989) 1981 EZ45's follows is recorded as (20988) 1981 EC43[5].
  • (20989) 1981 EZ45's followed by is recorded as 20990 Maryannehervey[6].
  • (20989) 1981 EZ45's minor planet group is recorded as asteroid belt[7].
  • (20989) 1981 EZ45's parent astronomical body is recorded as Sun[8].
  • (20989) 1981 EZ45's provisional designation is recorded as 1981 EZ45[9].
  • (20989) 1981 EZ45's provisional designation is recorded as 1998 FJ144[10].
  • (20989) 1981 EZ45's time of discovery or invention is recorded as +1981-03-02T00:00:00Z[11].
  • (20989) 1981 EZ45's JPL Small-Body Database SPK-ID is recorded as 20020989[12].
  • (20989) 1981 EZ45's orbital eccentricity is recorded as {'amount': '+0.12'}[13].
  • (20989) 1981 EZ45's orbital eccentricity is recorded as {'amount': '+0.1235379'}[14].
  • (20989) 1981 EZ45's orbital eccentricity is recorded as {'amount': '+0.127689380358259'}[15].
  • (20989) 1981 EZ45's absolute magnitude is recorded as {'amount': '+13.7'}[16].
  • (20989) 1981 EZ45's absolute magnitude is recorded as {'amount': '+13.74'}[17].
  • (20989) 1981 EZ45's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+5.85630'}[18].
  • (20989) 1981 EZ45's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+5.858535944185813'}[19].
  • (20989) 1981 EZ45's orbital period is recorded as {'unit': 'Q577', 'amount': '+5.67'}[20].
  • (20989) 1981 EZ45's orbital period is recorded as {'unit': 'Q573', 'amount': '+2071.576995126833'}[21].
  • (20989) 1981 EZ45's rotation period is recorded as {'unit': 'Q25235', 'amount': '+6.4073'}[22].
  • (20989) 1981 EZ45's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+161.21187'}[23].
  • (20989) 1981 EZ45's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+160.9620168535984'}[24].
  • (20989) 1981 EZ45's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+3.1793544'}[25].
  • (20989) 1981 EZ45's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+3.180302532825028'}[26].

Body

Designation and Status

(20989) 1981 EZ45'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] ↑ . wikidata.org.
  13. [14] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  14. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  23. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [25] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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). (20989) 1981 EZ45. Retrieved May 3, 2026, from https://4ort.xyz/entity/20989-1981-ez45
MLA “(20989) 1981 EZ45.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/20989-1981-ez45.
BibTeX @misc{4ortxyz_20989-1981-ez45_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(20989) 1981 EZ45}}, year = {2026}, url = {https://4ort.xyz/entity/20989-1981-ez45}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (20989) 1981 EZ45 — https://4ort.xyz/entity/20989-1981-ez45 (retrieved 2026-05-03)

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