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2MASS J12195156+3128497

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2MASS J12195156+3128497

Summary

2MASS J12195156+3128497 is a brown dwarf[1].

Key Facts

  • 2MASS J12195156+3128497's instance of is recorded as brown dwarf[2].
  • 2MASS J12195156+3128497's instance of is recorded as exoplanet[3].
  • 2MASS J12195156+3128497's instance of is recorded as near-infrared source[4].
  • 2MASS J12195156+3128497's constellation is recorded as Coma Berenices[5].
  • 2MASS J12195156+3128497's spectral class is recorded as L9[6].
  • 2MASS J12195156+3128497's catalog code is recorded as 2MASS J12195156+3128497[7].
  • 2MASS J12195156+3128497's catalog code is recorded as SDSS J121951.45+312849.4[8].
  • 2MASS J12195156+3128497's catalog code is recorded as SDSS J121951.44+312849.4[9].
  • 2MASS J12195156+3128497's time of discovery or invention is recorded as +2021-00-00T00:00:00Z[10].
  • 2MASS J12195156+3128497's discovery method is recorded as direct imaging[11].
  • 2MASS J12195156+3128497's redshift is recorded as {'unit': '1', 'amount': '+0.00021'}[12].
  • 2MASS J12195156+3128497's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.913'}[13].
  • 2MASS J12195156+3128497's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.907'}[14].
  • 2MASS J12195156+3128497's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.305'}[15].
  • 2MASS J12195156+3128497's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.47'}[16].
  • 2MASS J12195156+3128497's apparent magnitude is recorded as {'unit': '1', 'amount': '+25.33'}[17].
  • 2MASS J12195156+3128497's apparent magnitude is recorded as {'unit': '1', 'amount': '+24.029'}[18].
  • 2MASS J12195156+3128497's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.951'}[19].
  • 2MASS J12195156+3128497's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.812'}[20].
  • 2MASS J12195156+3128497's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+49'}[21].
  • 2MASS J12195156+3128497's radius is recorded as {'unit': 'http://www.wikidata.org/entity/Q3421309', 'amount': '+0.97'}[22].
  • 2MASS J12195156+3128497's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+52'}[23].
  • 2MASS J12195156+3128497's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-19'}[24].
  • 2MASS J12195156+3128497's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+18.1'}[25].
  • 2MASS J12195156+3128497's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+184.9648375'}[26].

Body

Definition and Type

Recorded instance of include brown dwarf[2], exoplanet[3], and near-infrared source[4].

References

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

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.
  3. [4] ↑ . SIMBAD. wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . Discovery of the young L dwarf WISE J174102.78-464225.5. wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . SIMBAD. wikidata.org.
  8. [9] ↑ . SIMBAD. wikidata.org.
  9. [10] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.
  10. [11] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.
  11. [12] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  12. [13] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  13. [14] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  14. [15] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  15. [16] ↑ . SIMBAD. wikidata.org.
  16. [17] ↑ . SIMBAD. wikidata.org.
  17. [18] ↑ . SIMBAD. wikidata.org.
  18. [19] ↑ . SIMBAD. wikidata.org.
  19. [20] ↑ . SIMBAD. wikidata.org.
  20. [21] ↑ . Weather on Other Worlds. V. The Three Most Rapidly Rotating Ultra-cool Dwarfs. wikidata.org.
  21. [22] ↑ . Weather on Other Worlds. V. The Three Most Rapidly Rotating Ultra-cool Dwarfs. wikidata.org.
  22. [23] ↑ . SIMBAD. wikidata.org.
  23. [24] ↑ . SIMBAD. wikidata.org.
  24. [25] ↑ . Colors and kinematics of L dwarfs from the Sloan Digital Sky Survey. wikidata.org.
  25. [26] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). 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). 2MASS J12195156+3128497. Retrieved May 7, 2026, from https://4ort.xyz/entity/2mass-j12195156-3128497
MLA “2MASS J12195156+3128497.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/2mass-j12195156-3128497.
BibTeX @misc{4ortxyz_2mass-j12195156-3128497_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{2MASS J12195156+3128497}}, year = {2026}, url = {https://4ort.xyz/entity/2mass-j12195156-3128497}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 2MASS J12195156+3128497 — https://4ort.xyz/entity/2mass-j12195156-3128497 (retrieved 2026-05-07)

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