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2M1207b

planetary-mass object orbiting the brown dwarf 2M1207
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2M1207b

Summary

2M1207b is an exoplanet[1]. 2M1207b ranks in the top 10% of exoplanet entities by monthly Wikipedia readership (58 views/month).[2]

Key Facts

  • 2M1207b's image is recorded as Primera foto planeta extrasolar ESO.jpg[3].
  • 2M1207b's instance of is recorded as exoplanet[4].
  • 2M1207b's constellation is recorded as Centaurus[5].
  • 2M1207b's spectral class is recorded as L3[6].
  • 2M1207b's part of is recorded as TW Hydrae association[7].
  • 2M1207b's Commons category is recorded as 2M1207 b[8].
  • 2M1207b's parent astronomical body is recorded as 2M1207[9].
  • 2M1207b's catalog code is recorded as WDS J12076-3933B[10].
  • 2M1207b's catalog code is recorded as TIC 102076870b[11].
  • 2M1207b's time of discovery or invention is recorded as +2004-10-00T00:00:00Z[12].
  • 2M1207b's Freebase ID is recorded as /m/03wngpn[13].
  • 2M1207b's discovery method is recorded as direct imaging[14].
  • 2M1207b's apparent magnitude is recorded as {'amount': '+20.0'}[15].
  • 2M1207b's apparent magnitude is recorded as {'amount': '+18.09'}[16].
  • 2M1207b's apparent magnitude is recorded as {'amount': '+16.93'}[17].
  • 2M1207b's mass is recorded as {'unit': 'Q651336', 'amount': '+4'}[18].
  • 2M1207b's parallax is recorded as {'unit': 'Q21500224', 'amount': '+19.10'}[19].
  • 2M1207b's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+42'}[20].
  • 2M1207b's distance from Earth is recorded as {'unit': 'Q12129', 'amount': '+54.0'}[21].
  • 2M1207b's SIMBAD ID is recorded as TWA 27B[22].
  • 2M1207b's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as 2m1207_ab--237[23].
  • 2M1207b's NASA Exoplanet Archive ID is recorded as 2MASS J12073346-3932539 b[24].
  • 2M1207b's right ascension is recorded as {'unit': 'Q28390', 'amount': '+181.889583'}[25].
  • 2M1207b's declination is recorded as {'unit': 'Q28390', 'amount': '-39.548444'}[26].
  • 2M1207b's epoch is recorded as J2000.0[27].

Body

Geography

2M1207b's part of is recorded as TW Hydrae association[7].

Designation and Status

2M1207b's instance of is recorded as exoplanet[4].

History and Context

Catalog codes include WDS J12076-3933B[10] and TIC 102076870b[11].

Why It Matters

2M1207b ranks in the top 10% of exoplanet entities by monthly Wikipedia readership (58 views/month).[2] 2M1207b has Wikipedia articles in 21 language editions, a strong signal of global cultural recognition.[28] 2M1207b is known by 16 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . An accurate distance to 2M1207Ab. wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . A near-infrared spectroscopic study of young field ultracool dwarfs. wikidata.org.
  5. [7] ↑ . A Moving Cluster Distance to the Exoplanet 2M1207b in the TW Hydrae Association. wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . SIMBAD. wikidata.org.
  8. [10] ↑ . SIMBAD. wikidata.org.
  9. [11] ↑ . Exoplanet Archive. wikidata.org.
  10. [12] ↑ . A giant planet candidate near a young brown dwarf. Direct VLT/NACO observations using IR wavefront sensing. wikidata.org.
  11. [13] ↑ . Freebase Data Dumps. wikidata.org.
  12. [14] ↑ . A giant planet candidate near a young brown dwarf. Direct VLT/NACO observations using IR wavefront sensing. wikidata.org.
  13. [15] ↑ . The enigmatic young, low-mass variable TWA 30. wikidata.org.
  14. [16] ↑ . The enigmatic young, low-mass variable TWA 30. wikidata.org.
  15. [17] ↑ . The enigmatic young, low-mass variable TWA 30. wikidata.org.
  16. [18] ↑ . An accurate distance to 2M1207Ab. wikidata.org.
  17. [19] ↑ . The Hawaii infrared parallax program. I. Ultracool binaries and the L/T transition. wikidata.org.
  18. [20] ↑ . ALMA Observations of the Young Substellar Binary System 2M1207. wikidata.org.
  19. [21] ↑ . 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.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . 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.
  24. [26] ↑ . 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.
  25. [27] ↑ . SIMBAD. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . Wikidata aliases. 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). 2M1207b. Retrieved May 3, 2026, from https://4ort.xyz/entity/2m1207b
MLA “2M1207b.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/2m1207b.
BibTeX @misc{4ortxyz_2m1207b_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{2M1207b}}, year = {2026}, url = {https://4ort.xyz/entity/2m1207b}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 2M1207b — https://4ort.xyz/entity/2m1207b (retrieved 2026-05-03)

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