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(16506) 1990 UH1

minor planet
Place asteroid Q4541761
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(16506) 1990 UH1

Summary

(16506) 1990 UH1 is an asteroid[1].

Key Facts

  • (16506) 1990 UH1 is credited with the discovery of Robert H. McNaught[2].
  • (16506) 1990 UH1's instance of is recorded as asteroid[3].
  • (16506) 1990 UH1's site of astronomical discovery is recorded as Siding Spring Observatory[4].
  • (16506) 1990 UH1's follows is recorded as 16505 Sulzer[5].
  • (16506) 1990 UH1's followed by is recorded as 16507 Fuuren[6].
  • (16506) 1990 UH1's minor planet group is recorded as asteroid belt[7].
  • (16506) 1990 UH1's parent astronomical body is recorded as Sun[8].
  • (16506) 1990 UH1's provisional designation is recorded as 1990 UH1[9].
  • (16506) 1990 UH1's time of discovery or invention is recorded as +1990-10-20T00:00:00Z[10].
  • (16506) 1990 UH1's Freebase ID is recorded as /m/0h65v3r[11].
  • (16506) 1990 UH1's JPL Small-Body Database SPK-ID is recorded as 20016506[12].
  • (16506) 1990 UH1's orbital eccentricity is recorded as {'amount': '+0.2429475'}[13].
  • (16506) 1990 UH1's orbital eccentricity is recorded as {'amount': '+0.2435143267634847'}[14].
  • (16506) 1990 UH1's absolute magnitude is recorded as {'amount': '+14.1'}[15].
  • (16506) 1990 UH1's absolute magnitude is recorded as {'amount': '+14.25'}[16].
  • (16506) 1990 UH1's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+9.55199'}[17].
  • (16506) 1990 UH1's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+9.560963760639329'}[18].
  • (16506) 1990 UH1's orbital period is recorded as {'unit': 'Q577', 'amount': '+3.64'}[19].
  • (16506) 1990 UH1's orbital period is recorded as {'unit': 'Q573', 'amount': '+1327.465134974125'}[20].
  • (16506) 1990 UH1's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+91.07954'}[21].
  • (16506) 1990 UH1's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+91.02327338917573'}[22].
  • (16506) 1990 UH1's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.3654715'}[23].
  • (16506) 1990 UH1's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.363831220742523'}[24].
  • (16506) 1990 UH1's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.940'}[25].
  • (16506) 1990 UH1's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.939457989044145'}[26].

Body

Designation and Status

(16506) 1990 UH1'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] ↑ . 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). (16506) 1990 UH1. Retrieved May 3, 2026, from https://4ort.xyz/entity/16506-1990-uh1
MLA “(16506) 1990 UH1.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/16506-1990-uh1.
BibTeX @misc{4ortxyz_16506-1990-uh1_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(16506) 1990 UH1}}, year = {2026}, url = {https://4ort.xyz/entity/16506-1990-uh1}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (16506) 1990 UH1 — https://4ort.xyz/entity/16506-1990-uh1 (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. 4w ago · Shuaib-bot bot · 2026-05-04 view diff on Wikidata ↗
    Orbital period → {'unit': 'Q577', 'amount': '+3.64'}, {'unit': 'Q573', 'amount': '+1327.465134974125'}
    Argument of periapsis → {'unit': 'Q28390', 'amount': '+307.00786'}, {'unit': 'Q28390', 'amount': '+307.1811792525407'}
    Mean anomaly → {'unit': 'Q28390', 'amount': '+196.03817'}, {'unit': 'Q28390', 'amount': '+235.3509660219967'}
    Followed by → —
    + 21 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.