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2MASS J03090888-1949387

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2MASS J03090888-1949387

Summary

2MASS J03090888-1949387 is a brown dwarf[1].

Key Facts

  • 2MASS J03090888-1949387's instance of is recorded as brown dwarf[2].
  • 2MASS J03090888-1949387's constellation is recorded as Eridanus[3].
  • 2MASS J03090888-1949387's spectral class is recorded as L4.9V[4].
  • 2MASS J03090888-1949387's catalog code is recorded as 2MASS J03090888-1949387[5].
  • 2MASS J03090888-1949387's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.752'}[6].
  • 2MASS J03090888-1949387's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.66'}[7].
  • 2MASS J03090888-1949387's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.057'}[8].
  • 2MASS J03090888-1949387's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+31'}[9].
  • 2MASS J03090888-1949387's Google Knowledge Graph ID is recorded as /g/12156d8q[10].
  • 2MASS J03090888-1949387's SIMBAD ID is recorded as 2MASSW J0309088-194938[11].
  • 2MASS J03090888-1949387's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+47.287042'}[12].
  • 2MASS J03090888-1949387's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-19.827444'}[13].
  • 2MASS J03090888-1949387's epoch is recorded as J2000.0[14].
  • 2MASS J03090888-1949387's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-29.3'}[15].
  • 2MASS J03090888-1949387's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+201.8'}[16].

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] ↑ . SpeX Spectroscopy of Unresolved Very Low Mass Binaries. II. Identification of 14 Candidate Binaries with Late-M/Early-L and T Dwarf Components. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  6. [7] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  7. [8] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  8. [9] ↑ . The brown dwarf kinematics project I. Proper motions and tangential velocities for a large sample of late-type M, L, and T dwarfs. wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . SIMBAD. wikidata.org.
  11. [12] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). 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] ↑ . The AllWISE motion survey, part 2. wikidata.org.
  15. [16] ↑ . The AllWISE motion survey, part 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). 2MASS J03090888-1949387. Retrieved May 7, 2026, from https://4ort.xyz/entity/q222210
MLA “2MASS J03090888-1949387.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q222210.
BibTeX @misc{4ortxyz_q222210_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{2MASS J03090888-1949387}}, year = {2026}, url = {https://4ort.xyz/entity/q222210}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 2MASS J03090888-1949387 — https://4ort.xyz/entity/q222210 (retrieved 2026-05-07)

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