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2MASS J09373487+2931409

brown dwarf in the constellation Leo
Thing brown_dwarf Q129521
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2MASS J09373487+2931409

Summary

2MASS J09373487+2931409 is a brown dwarf[1]. It has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • 2MASS J09373487+2931409's instance of is recorded as brown dwarf[3].
  • 2MASS J09373487+2931409's constellation is recorded as Leo[4].
  • 2MASS J09373487+2931409's spectral class is recorded as T5.5[5].
  • 2MASS J09373487+2931409's catalog code is recorded as 2MASS J09373487+2931409[6].
  • 2MASS J09373487+2931409's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.29'}[7].
  • 2MASS J09373487+2931409's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.703'}[8].
  • 2MASS J09373487+2931409's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.39'}[9].
  • 2MASS J09373487+2931409's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+163.39'}[10].
  • 2MASS J09373487+2931409's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+6.1'}[11].
  • 2MASS J09373487+2931409's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+6.1'}[12].
  • 2MASS J09373487+2931409's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+144.395333'}[13].
  • 2MASS J09373487+2931409's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+29.528056'}[14].
  • 2MASS J09373487+2931409's epoch is recorded as J2000.0[15].
  • 2MASS J09373487+2931409's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-1328.5'}[16].
  • 2MASS J09373487+2931409's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+953.5'}[17].

Body

Definition and Type

2MASS J09373487+2931409's instance of is recorded as brown dwarf[3].

Why It Matters

2MASS J09373487+2931409 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2]

References

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

Direct Wikidata claims

  1. [3] ↑ . SIMBAD. Retrieved . wikidata.org.
  2. [4] ↑ . VizieR. wikidata.org.
  3. [5] ↑ . SpeX SPECTROSCOPY OF UNRESOLVED VERY LOW MASS BINARIES. I. IDENTIFICATION OF 17 CANDIDATE BINARIES STRADDLING THE L DWARF/T DWARF TRANSITION. wikidata.org.
  4. [6] ↑ . SIMBAD. Retrieved . wikidata.org.
  5. [7] ↑ . The Brown Dwarf Kinematics Project (BDKP). III. Parallaxes for 70 ultracool dwarfs. wikidata.org.
  6. [8] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  7. [9] ↑ . The Brown Dwarf Kinematics Project (BDKP). III. Parallaxes for 70 ultracool dwarfs. wikidata.org.
  8. [10] ↑ . The Brown Dwarf Kinematics Project (BDKP). III. Parallaxes for 70 ultracool dwarfs. wikidata.org.
  9. [11] ↑ . 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.
  10. [12] ↑ . Further defining spectral type "Y" and exploring the low-mass end of the field brown dwarf mass function. wikidata.org.
  11. [13] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  12. [14] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  13. [15] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  14. [16] ↑ . The AllWISE motion survey, part 2. wikidata.org.
  15. [17] ↑ . The AllWISE motion survey, part 2. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata sitelinks. 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 J09373487+2931409. Retrieved May 7, 2026, from https://4ort.xyz/entity/2mass-j09373487-2931409
MLA “2MASS J09373487+2931409.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/2mass-j09373487-2931409.
BibTeX @misc{4ortxyz_2mass-j09373487-2931409_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{2MASS J09373487+2931409}}, year = {2026}, url = {https://4ort.xyz/entity/2mass-j09373487-2931409}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 2MASS J09373487+2931409 — https://4ort.xyz/entity/2mass-j09373487-2931409 (retrieved 2026-05-07)

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