Q81909918

Thing brown_dwarf Q81909918
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Q81909918

Summary

Q81909918 is a brown dwarf[1].

Key Facts

  • Q81909918's instance of is recorded as brown dwarf[2].
  • Q81909918's constellation is recorded as Ursa Major[3].
  • Q81909918's spectral class is recorded as L2[4].
  • Q81909918's catalog code is recorded as SDSS J115250.06+643252.4[5].
  • Q81909918's catalog code is recorded as 2MASS J11525006+6432523[6].
  • Q81909918's catalog code is recorded as Gaia DR2 864282728607238400[7].
  • Q81909918's redshift is recorded as {'unit': '1', 'amount': '-0.00036'}[8].
  • Q81909918's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.599'}[9].
  • Q81909918's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.640'}[10].
  • Q81909918's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.086'}[11].
  • Q81909918's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.268'}[12].
  • Q81909918's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.649'}[13].
  • Q81909918's apparent magnitude is recorded as {'unit': '1', 'amount': '+22.333'}[14].
  • Q81909918's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.991'}[15].
  • Q81909918's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.145'}[16].
  • Q81909918's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.4775'}[17].
  • Q81909918's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+13.9090'}[18].
  • Q81909918's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-20.50'}[19].
  • Q81909918's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+71.8959'}[20].
  • Q81909918's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+178.20859114138030'}[21].
  • Q81909918's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+64.54793743663370'}[22].
  • Q81909918's epoch is recorded as J2000.0[23].
  • Q81909918's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-20.209'}[24].
  • Q81909918's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-25.924'}[25].

Body

Definition and Type

Q81909918's instance of is recorded as brown dwarf[2].

References

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

Direct Wikidata claims

  1. [2] . SIMBAD. wikidata.org.
  2. [3] . wikidata.org.
  3. [4] . Colors and kinematics of L dwarfs from the Sloan Digital Sky Survey. wikidata.org.
  4. [5] . SIMBAD. wikidata.org.
  5. [6] . SIMBAD. wikidata.org.
  6. [7] . SIMBAD. wikidata.org.
  7. [8] . The SDSS Photometric Catalog, Release 7. wikidata.org.
  8. [9] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  9. [10] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  10. [11] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  11. [12] . The SDSS Photometric Catalog, Release 7. wikidata.org.
  12. [13] . The SDSS Photometric Catalog, Release 7. wikidata.org.
  13. [14] . The SDSS Photometric Catalog, Release 7. wikidata.org.
  14. [15] . The SDSS Photometric Catalog, Release 7. wikidata.org.
  15. [16] . The SDSS Photometric Catalog, Release 7. wikidata.org.
  16. [17] . Gaia Data Release 2. wikidata.org.
  17. [18] . Gaia Data Release 2. wikidata.org.
  18. [19] . Colors and kinematics of L dwarfs from the Sloan Digital Sky Survey. wikidata.org.
  19. [20] . Gaia Data Release 2. wikidata.org.
  20. [21] . Gaia Data Release 2. wikidata.org.
  21. [22] . Gaia Data Release 2. wikidata.org.
  22. [23] . Gaia Data Release 2. wikidata.org.
  23. [24] . Gaia Data Release 2. wikidata.org.
  24. [25] . Gaia Data Release 2. 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). Q81909918. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81909918
MLA “Q81909918.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81909918.
BibTeX @misc{4ortxyz_q81909918_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81909918}}, year = {2026}, url = {https://4ort.xyz/entity/q81909918}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81909918 — https://4ort.xyz/entity/q81909918 (retrieved 2026-05-07)

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