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WD 0806−661 B

exoplanet in the Maru planetary system
Thing exoplanet Q9369324
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WD 0806−661 B

Summary

WD 0806−661 B is an exoplanet[1].

Key Facts

  • WD 0806−661 B's instance of is recorded as exoplanet[2].
  • WD 0806−661 B's constellation is recorded as Volans[3].
  • ocean is named after WD 0806−661 B[4].
  • WD 0806−661 B's spectral class is recorded as Y1[5].
  • WD 0806−661 B's parent astronomical body is recorded as Maru[6].
  • WD 0806−661 B's catalog code is recorded as TIC 306826966b[7].
  • WD 0806−661 B's time of discovery or invention is recorded as +2011-03-00T00:00:00Z[8].
  • WD 0806−661 B's discovery method is recorded as direct imaging[9].
  • WD 0806−661 B's apparent magnitude is recorded as {'unit': '1', 'amount': '+25.42'}[10].
  • WD 0806−661 B's apparent magnitude is recorded as {'unit': '1', 'amount': '+25.29'}[11].
  • WD 0806−661 B's official name is recorded as Ahra[12].
  • WD 0806−661 B's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+7.5'}[13].
  • WD 0806−661 B's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+52.17'}[14].
  • WD 0806−661 B's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2500'}[15].
  • WD 0806−661 B's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+19.2'}[16].
  • WD 0806−661 B's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+121.8111458'}[17].
  • WD 0806−661 B's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-66.3135222'}[18].
  • WD 0806−661 B's epoch is recorded as J2000.0[19].
  • WD 0806−661 B's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+300'}[20].
  • WD 0806−661 B's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-289.6'}[21].
  • WD 0806−661 B's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+340.3'}[22].

Body

Definition and Type

WD 0806−661 B's instance of is recorded as exoplanet[2].

Origins

ocean is named after WD 0806−661 B[4].

References

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

Direct Wikidata claims

  1. [2] ↑ . The ultra cool brown dwarf companion of WD 0806-661B: age, mass, and formation mechanism. wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . Q135526383. Retrieved . wikidata.org.
  4. [5] ↑ . Near-infrared photometry of Y dwarfs: low ammonia abundance and the onset of water clouds. wikidata.org.
  5. [6] ↑ . Discovery of a candidate for the coolest known brown dwarf. wikidata.org.
  6. [7] ↑ . Exoplanet Archive. wikidata.org.
  7. [8] ↑ . Discovery of a candidate for the coolest known brown dwarf. wikidata.org.
  8. [9] ↑ . Discovery of a candidate for the coolest known brown dwarf. wikidata.org.
  9. [10] ↑ . The Y-type Brown Dwarfs: Estimates of Mass and Age from New Astrometry, Homogenized Photometry, and Near-infrared Spectroscopy. wikidata.org.
  10. [11] ↑ . The Y-type Brown Dwarfs: Estimates of Mass and Age from New Astrometry, Homogenized Photometry, and Near-infrared Spectroscopy. wikidata.org.
  11. [12] ↑ . Q135526383. Retrieved . wikidata.org.
  12. [13] ↑ . Confirmation of one of the coldest known brown dwarfs. wikidata.org.
  13. [14] ↑ . The solar neighborhood. XXI. Parallax results from the CTIOPI 0.9 M program: 20 new members of the 25 parsec white dwarf sample. wikidata.org.
  14. [15] ↑ . The ultra cool brown dwarf companion of WD 0806-661B: age, mass, and formation mechanism. wikidata.org.
  15. [16] ↑ . Further defining spectral type "Y" and exploring the low-mass end of the field brown dwarf mass function. wikidata.org.
  16. [17] ↑ . Discovery of a candidate for the coolest known brown dwarf. wikidata.org.
  17. [18] ↑ . Discovery of a candidate for the coolest known brown dwarf. wikidata.org.
  18. [19] ↑ . SIMBAD. wikidata.org.
  19. [20] ↑ . Discovery of a candidate for the coolest known brown dwarf. wikidata.org.
  20. [21] ↑ . The solar neighborhood. XXI. Parallax results from the CTIOPI 0.9 M program: 20 new members of the 25 parsec white dwarf sample. wikidata.org.
  21. [22] ↑ . The solar neighborhood. XXI. Parallax results from the CTIOPI 0.9 M program: 20 new members of the 25 parsec white dwarf sample. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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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). WD 0806−661 B. Retrieved May 7, 2026, from https://4ort.xyz/entity/wd-0806-661-b
MLA “WD 0806−661 B.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/wd-0806-661-b.
BibTeX @misc{4ortxyz_wd-0806-661-b_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{WD 0806−661 B}}, year = {2026}, url = {https://4ort.xyz/entity/wd-0806-661-b}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): WD 0806−661 B — https://4ort.xyz/entity/wd-0806-661-b (retrieved 2026-05-07)

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