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GJ 251 b

exoplanet in the constellation Gemini
Place exoplanet Q113438294
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GJ 251 b

Summary

GJ 251 b is an exoplanet[1].

Key Facts

  • GJ 251 b's instance of is recorded as exoplanet[2].
  • GJ 251 b's constellation is recorded as Gemini[3].
  • GJ 251 b's parent astronomical body is recorded as Gliese 251[4].
  • GJ 251 b's catalog code is recorded as TIC 68581262b[5].
  • GJ 251 b's time of discovery or invention is recorded as +2020-11-00T00:00:00Z[6].
  • GJ 251 b's time of discovery or invention is recorded as +2017-00-00T00:00:00Z[7].
  • GJ 251 b's discovery method is recorded as Doppler spectroscopy[8].
  • GJ 251 b's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1'}[9].
  • GJ 251 b's M sin i is recorded as {'unit': 'http://www.wikidata.org/entity/Q681996', 'amount': '+4'}[10].
  • GJ 251 b's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+0.013'}[11].
  • GJ 251 b's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+14.238'}[12].
  • GJ 251 b's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+179.1642'}[13].
  • GJ 251 b's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+0.0818'}[14].
  • GJ 251 b's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+78.8'}[15].
  • GJ 251 b's SIMBAD ID is recorded as HD 265866b[16].
  • GJ 251 b's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as gj_251_b--7509[17].
  • GJ 251 b's NASA Exoplanet Archive ID is recorded as GJ 251 b[18].
  • GJ 251 b's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+103.7002499'}[19].
  • GJ 251 b's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+33.2664632'}[20].
  • GJ 251 b's epoch is recorded as J2000.0[21].
  • GJ 251 b's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-398.134'}[22].
  • GJ 251 b's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-726.394'}[23].
  • GJ 251 b's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2458626.69'}[24].

Body

Designation and Status

GJ 251 b's instance of is recorded as exoplanet[2].

History and Context

GJ 251 b's catalog code is recorded as TIC 68581262b[5].

References

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

Direct Wikidata claims

  1. [2] ↑ . The CARMENES search for exoplanets around M dwarfs. Three temperate-to-warm super-Earths. wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . SIMBAD. wikidata.org.
  4. [5] ↑ . Exoplanet Archive. wikidata.org.
  5. [6] ↑ . The CARMENES search for exoplanets around M dwarfs. Three temperate-to-warm super-Earths. wikidata.org.
  6. [7] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.
  7. [8] ↑ . The CARMENES search for exoplanets around M dwarfs. Three temperate-to-warm super-Earths. wikidata.org.
  8. [9] ↑ . The CARMENES search for exoplanets around M dwarfs. Three temperate-to-warm super-Earths. wikidata.org.
  9. [10] ↑ . The CARMENES search for exoplanets around M dwarfs. Three temperate-to-warm super-Earths. wikidata.org.
  10. [11] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.
  11. [12] ↑ . The CARMENES search for exoplanets around M dwarfs. Three temperate-to-warm super-Earths. wikidata.org.
  12. [13] ↑ . Gaia Data Release 2. wikidata.org.
  13. [14] ↑ . The CARMENES search for exoplanets around M dwarfs. Three temperate-to-warm super-Earths. wikidata.org.
  14. [15] ↑ . The CARMENES search for exoplanets around M dwarfs. Three temperate-to-warm super-Earths. wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . The CARMENES search for exoplanets around M dwarfs. Three temperate-to-warm super-Earths. wikidata.org.
  19. [20] ↑ . The CARMENES search for exoplanets around M dwarfs. Three temperate-to-warm super-Earths. wikidata.org.
  20. [21] ↑ . SIMBAD. wikidata.org.
  21. [22] ↑ . Gaia Data Release 2. wikidata.org.
  22. [23] ↑ . Gaia Data Release 2. wikidata.org.
  23. [24] ↑ . The CARMENES search for exoplanets around M dwarfs. Three temperate-to-warm super-Earths. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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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). GJ 251 b. Retrieved May 3, 2026, from https://4ort.xyz/entity/gj-251-b
MLA “GJ 251 b.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/gj-251-b.
BibTeX @misc{4ortxyz_gj-251-b_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{GJ 251 b}}, year = {2026}, url = {https://4ort.xyz/entity/gj-251-b}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): GJ 251 b — https://4ort.xyz/entity/gj-251-b (retrieved 2026-05-03)

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