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(16913) 1998 EK9

minor planet
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(16913) 1998 EK9

Summary

(16913) 1998 EK9 is an asteroid[1].

Key Facts

  • (16913) 1998 EK9 is credited with the discovery of Beijing Schmidt CCD Asteroid Program[2].
  • (16913) 1998 EK9's instance of is recorded as asteroid[3].
  • (16913) 1998 EK9's site of astronomical discovery is recorded as Xinglong Station[4].
  • (16913) 1998 EK9 followed 16912 Rhiannon[5].
  • (16913) 1998 EK9 was followed by (16914) 1998 ER13[6].
  • (16913) 1998 EK9's minor planet group is recorded as asteroid belt[7].
  • (16913) 1998 EK9's parent astronomical body is recorded as Sun[8].
  • (16913) 1998 EK9's provisional designation is recorded as 1987 BA[9].
  • (16913) 1998 EK9's provisional designation is recorded as 1998 EK9[10].
  • (16913) 1998 EK9's time of discovery or invention is recorded as March 11, 1998[11].
  • (16913) 1998 EK9's orbital eccentricity is recorded as {'amount': '+0.13'}[12].
  • (16913) 1998 EK9's orbital eccentricity is recorded as {'amount': '+0.1318493'}[13].
  • (16913) 1998 EK9's orbital eccentricity is recorded as {'amount': '+0.1313289120395516'}[14].
  • (16913) 1998 EK9's absolute magnitude is recorded as {'amount': '+13.2'}[15].
  • (16913) 1998 EK9's absolute magnitude is recorded as {'amount': '+13.34'}[16].
  • (16913) 1998 EK9's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+25.88984'}[17].
  • (16913) 1998 EK9's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+25.88073293229876'}[18].
  • (16913) 1998 EK9's orbital period is recorded as {'unit': 'Q577', 'amount': '+3.68'}[19].
  • (16913) 1998 EK9's orbital period is recorded as {'unit': 'Q573', 'amount': '+1345.937600758831'}[20].
  • (16913) 1998 EK9's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+125.34030'}[21].
  • (16913) 1998 EK9's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+125.2880431510961'}[22].
  • (16913) 1998 EK9's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.3848290'}[23].
  • (16913) 1998 EK9's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.385710082909574'}[24].
  • (16913) 1998 EK9's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.699'}[25].
  • (16913) 1998 EK9's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.699022792539877'}[26].

Body

Designation and Status

(16913) 1998 EK9'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] ↑ . wikidata.org.
  12. [13] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [21] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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). (16913) 1998 EK9. Retrieved May 3, 2026, from https://4ort.xyz/entity/16913-1998-ek9
MLA “(16913) 1998 EK9.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/16913-1998-ek9.
BibTeX @misc{4ortxyz_16913-1998-ek9_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(16913) 1998 EK9}}, year = {2026}, url = {https://4ort.xyz/entity/16913-1998-ek9}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (16913) 1998 EK9 — https://4ort.xyz/entity/16913-1998-ek9 (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. 18d ago · Peter James · 2026-05-15 view diff on Wikidata ↗
    Epoch → November 21, 2025
    Parent astronomical body → Sun
    Absolute magnitude → {'amount': '+13.2'}, {'amount': '+13.34'}
    Follows → —
    + 21 other properties edited (see Wikidata diff for full list)
    "/* wbmergeitems-from:0||Q139814094 */ #quickstatements; #temporary_batch_1778888721369"
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