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(42477) 1981 QB3

minor planet
Place asteroid Q4543372
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(42477) 1981 QB3

Summary

(42477) 1981 QB3 is an asteroid[1].

Key Facts

  • (42477) 1981 QB3 is credited with the discovery of Henri Debehogne[2].
  • (42477) 1981 QB3's instance of is recorded as asteroid[3].
  • (42477) 1981 QB3's site of astronomical discovery is recorded as La Silla Observatory[4].
  • (42477) 1981 QB3 followed (42476) 1981 EP36[5].
  • (42477) 1981 QB3 was followed by 42478 Inozemtseva[6].
  • (42477) 1981 QB3's minor planet group is recorded as asteroid belt[7].
  • (42477) 1981 QB3's parent astronomical body is recorded as Sun[8].
  • (42477) 1981 QB3's provisional designation is recorded as 1981 QB3[9].
  • (42477) 1981 QB3's provisional designation is recorded as 2000 EP188[10].
  • (42477) 1981 QB3's time of discovery or invention is recorded as August 24, 1981[11].
  • (42477) 1981 QB3's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2720993358271405'}[12].
  • (42477) 1981 QB3's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.5'}[13].
  • (42477) 1981 QB3's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+3.478379636733722'}[14].
  • (42477) 1981 QB3's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1952.635957311195'}[15].
  • (42477) 1981 QB3's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+138.2210433397464'}[16].
  • (42477) 1981 QB3's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.057374016888262'}[17].
  • (42477) 1981 QB3's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.889283456258715'}[18].
  • (42477) 1981 QB3's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.22546457751781'}[19].
  • (42477) 1981 QB3's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+212.7287201221987'}[20].
  • (42477) 1981 QB3's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+100.3237121977675'}[21].
  • (42477) 1981 QB3's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+6.745'}[22].
  • (42477) 1981 QB3's albedo is recorded as {'unit': '1', 'amount': '+0.074'}[23].
  • (42477) 1981 QB3's epoch is recorded as November 21, 2025[24].
  • (42477) 1981 QB3's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460456.3453116436'}[25].

Body

Designation and Status

(42477) 1981 QB3'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 . ssd.jpl.nasa.gov. Provenance: 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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.
  24. [25] ↑ . 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). (42477) 1981 QB3. Retrieved May 3, 2026, from https://4ort.xyz/entity/-42477-1981-qb3
MLA “(42477) 1981 QB3.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-42477-1981-qb3.
BibTeX @misc{4ortxyz_-42477-1981-qb3_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(42477) 1981 QB3}}, year = {2026}, url = {https://4ort.xyz/entity/-42477-1981-qb3}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (42477) 1981 QB3 — https://4ort.xyz/entity/-42477-1981-qb3 (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. 17w ago · KaleemBot bot · 2026-05-16 view diff on Wikidata ↗
    Orbital inclination → {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount':
    Site of astronomical discovery → La Silla Observatory
    Time of periapsis → {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount':
    Mean anomaly → {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount':
    + 25 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:(42477) 1981 کیو بی 3]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.