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285 Regina

main-belt asteroid
Thing Asteroid Q150222

Facts

26 properties
Instance of
asteroid
Follows
284 Amalia[4]
Followed by
286 Iclea[5]
Absolute magnitude
10.94[14]
Albedo
0.05
Apoapsis
3.715187757022309 astronomical unit[22]
Argument of periapsis
14.50637231845266 degree[24]
Diameter
47.156 km
Different from
Regina[15]
Discoverer or inventor
Auguste Charlois[2]
Epoch
November 21, 2025
Longitude of ascending node
311.1958491119564 degree[20]
Mean anomaly
35.20621681916695 degree
Minor planet group
asteroid belt[6]
Orbital eccentricity
0.2033546071185321[13]
Orbital inclination
17.621 degree, 17.60902794620761 degree[16][17]
Orbital period
1,981.431850004925 day[18]
Parent astronomical body
Sun[7]
Periapsis
2.459530376842545 astronomical unit[23]
Provisional designation
1951 AC1, A911 QJ, A889 PA[8][9][10]
Rotation period
9.542 hour[19]
Semi-major axis of an orbit
3.087359066932427 astronomical unit[21]
Significant event
naming[12]
Site of astronomical discovery
Nice Observatory[3]
Show all 26 facts +2
Time of discovery or invention
August 3, 1889[11]
Time of periapsis
2,460,806.7257796563 Julian day
🏷️ Also known as
en (285) Regina en Regina de 285 Regina el 285 Ρεγγίνα fa سیارک ۲۸۵ ja ルジーナ ru (285) Регина ru 1951 AC1 ru A911 QJ ru Регина uk 285 Реґіна vi 1911 QJ vi A889 PA zh 小行星285
🔖 Identifiers · 4
Freebase ID
/m/0581bj
JPL Small-Body Database SPK-ID
20000285
Minor Planet Center body ID
285
Wolfram Language entity code
Entity["MinorPlanet", "Regina"]

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Summary

285 Regina is an asteroid[1].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . Minor Planet Center 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] ↑ . Minor Planet Center database. wikidata.org.
  4. [5] ↑ . Minor Planet Center database. wikidata.org.
  5. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [7] ↑ . 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] ↑ . 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] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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.
  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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [24] ↑ . 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). 285 Regina. Retrieved November 10, 2026, from https://4ort.xyz/entity/285-regina
MLA “285 Regina.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Nov. 2026, https://4ort.xyz/entity/285-regina.
BibTeX @misc{4ortxyz_285-regina_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{285 Regina}}, year = {2026}, url = {https://4ort.xyz/entity/285-regina}, note = {Accessed: 2026-11-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 285 Regina — https://4ort.xyz/entity/285-regina (retrieved 2026-11-10)

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