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(31662) 1999 HP11

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(31662) 1999 HP11

Summary

(31662) 1999 HP11 is an asteroid[1].

Key Facts

  • (31662) 1999 HP11 is credited with the discovery of Spacewatch[2].
  • (31662) 1999 HP11's instance of is recorded as asteroid[3].
  • (31662) 1999 HP11's instance of is recorded as near-Earth object[4].
  • (31662) 1999 HP11's site of astronomical discovery is recorded as Kitt Peak National Observatory[5].
  • (31662) 1999 HP11's follows is recorded as 31661 Eggebraaten[6].
  • (31662) 1999 HP11's followed by is recorded as 31663 Anjani[7].
  • (31662) 1999 HP11's minor planet group is recorded as Apollo asteroid[8].
  • (31662) 1999 HP11's parent astronomical body is recorded as Sun[9].
  • (31662) 1999 HP11's provisional designation is recorded as 1999 HP11[10].
  • (31662) 1999 HP11's time of discovery or invention is recorded as +1999-04-19T00:00:00Z[11].
  • (31662) 1999 HP11's JPL Small-Body Database SPK-ID is recorded as 20031662[12].
  • (31662) 1999 HP11's orbital eccentricity is recorded as {'amount': '+0.5479353'}[13].
  • (31662) 1999 HP11's orbital eccentricity is recorded as {'amount': '+0.5478745944041555'}[14].
  • (31662) 1999 HP11's absolute magnitude is recorded as {'amount': '+19.4'}[15].
  • (31662) 1999 HP11's absolute magnitude is recorded as {'amount': '+19.54'}[16].
  • (31662) 1999 HP11's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+18.81421'}[17].
  • (31662) 1999 HP11's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+18.81678674482029'}[18].
  • (31662) 1999 HP11's orbital period is recorded as {'unit': 'Q577', 'amount': '+2.02'}[19].
  • (31662) 1999 HP11's orbital period is recorded as {'unit': 'Q573', 'amount': '+737.4631439065565'}[20].
  • (31662) 1999 HP11's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+13.96704'}[21].
  • (31662) 1999 HP11's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+13.93663492227619'}[22].
  • (31662) 1999 HP11's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+1.5976132'}[23].
  • (31662) 1999 HP11's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+1.597452410815126'}[24].
  • (31662) 1999 HP11's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.473'}[25].
  • (31662) 1999 HP11's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.472656002470404'}[26].

Body

Designation and Status

Recorded instance of include asteroid[3] and near-Earth object[4].

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. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [2] ↑ . 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 . 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). (31662) 1999 HP11. Retrieved May 3, 2026, from https://4ort.xyz/entity/31662-1999-hp11
MLA “(31662) 1999 HP11.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/31662-1999-hp11.
BibTeX @misc{4ortxyz_31662-1999-hp11_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(31662) 1999 HP11}}, year = {2026}, url = {https://4ort.xyz/entity/31662-1999-hp11}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (31662) 1999 HP11 — https://4ort.xyz/entity/31662-1999-hp11 (retrieved 2026-05-03)

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