Gamma Cephei Ab

extrasolar planet in the constellation Cepheus
Place exoplanet Q429779
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Gamma Cephei Ab

Summary

Gamma Cephei Ab is an exoplanet[1]. It has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • Gamma Cephei Ab's instance of is recorded as exoplanet[3].
  • Gamma Cephei Ab's constellation is recorded as Cepheus[4].
  • Gamma Cephei Ab's Commons category is recorded as Gamma Cephei A b[5].
  • Gamma Cephei Ab's parent astronomical body is recorded as Gamma Cephei[6].
  • Gamma Cephei Ab's catalog code is recorded as HD 222404b[7].
  • Gamma Cephei Ab's catalog code is recorded as TIC 367912480b[8].
  • Gamma Cephei Ab's time of discovery or invention is recorded as September 24, 2002[9].
  • Gamma Cephei Ab's time of discovery or invention is recorded as December 2003[10].
  • Gamma Cephei Ab's discovery method is recorded as Doppler spectroscopy[11].
  • Gamma Cephei Ab's orbital eccentricity is recorded as {'amount': '+0.15'}[12].
  • Gamma Cephei Ab's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+5.7'}[13].
  • Gamma Cephei Ab's M sin i is recorded as {'unit': 'Q651336', 'amount': '+1.41'}[14].
  • Gamma Cephei Ab's mass is recorded as {'unit': 'Q651336', 'amount': '+6.6'}[15].
  • Gamma Cephei Ab's orbital period is recorded as {'unit': 'Q573', 'amount': '+913'}[16].
  • Gamma Cephei Ab's parallax is recorded as {'unit': 'Q21500224', 'amount': '+73.8307'}[17].
  • Gamma Cephei Ab's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.05'}[18].
  • Gamma Cephei Ab's argument of periapsis is recorded as {'unit': 'Q28390', 'amount': '+49'}[19].
  • Gamma Cephei Ab's name is recorded as {'lang': 'en', 'text': 'Tadmor'}[20].
  • Gamma Cephei Ab's right ascension is recorded as {'unit': 'Q28390', 'amount': '+354.83708971946170'}[21].
  • Gamma Cephei Ab's declination is recorded as {'unit': 'Q28390', 'amount': '+77.63236263277082'}[22].
  • Gamma Cephei Ab's epoch is recorded as J2000.0[23].
  • Gamma Cephei Ab's declination component of proper motion is recorded as {'unit': 'Q22137107', 'amount': '+171.457'}[24].
  • Gamma Cephei Ab's right ascension component of proper motion is recorded as {'unit': 'Q22137107', 'amount': '-62.997'}[25].
  • Gamma Cephei Ab's time of periapsis is recorded as {'unit': 'Q14267', 'amount': '+2453140.16'}[26].

Body

Designation and Status

Gamma Cephei Ab's instance of is recorded as exoplanet[3].

History and Context

Catalog codes include HD 222404b[7] and TIC 367912480b[8].

Why It Matters

Gamma Cephei Ab has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[2] It is known by 7 alternative names across languages and contexts.[27]

References

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

Direct Wikidata claims

  1. [3] . SIMBAD. wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . SIMBAD. wikidata.org.
  5. [7] . SIMBAD. wikidata.org.
  6. [8] . Exoplanet Archive. wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . A Planetary Companion to γ Cephei A. wikidata.org.
  9. [11] . A Planetary Companion to γ Cephei A. wikidata.org.
  10. [12] . Solar-like oscillations in γ Cephei A as seen through SONG and TESS. A seismic study of γ Cephei A. wikidata.org.
  11. [13] . Extremely Inclined Orbit of S-type Planet γ Cep Ab Induced by Eccentric Kozai-Lidov Mechanism. wikidata.org.
  12. [14] . Solar-like oscillations in γ Cephei A as seen through SONG and TESS. A seismic study of γ Cephei A. wikidata.org.
  13. [15] . Solar-like oscillations in γ Cephei A as seen through SONG and TESS. A seismic study of γ Cephei A. wikidata.org.
  14. [16] . Solar-like oscillations in γ Cephei A as seen through SONG and TESS. A seismic study of γ Cephei A. wikidata.org.
  15. [17] . Gaia Data Release 2. wikidata.org.
  16. [18] . News from the γ Cephei Planetary System. wikidata.org.
  17. [19] . Solar-like oscillations in γ Cephei A as seen through SONG and TESS. A seismic study of γ Cephei A. wikidata.org.
  18. [20] . iau.org. iau.org. Provenance: wikidata.org.
  19. [21] . Gaia Data Release 2. wikidata.org.
  20. [22] . Gaia Data Release 2. wikidata.org.
  21. [23] . SIMBAD. wikidata.org.
  22. [24] . Gaia Data Release 2. wikidata.org.
  23. [25] . Gaia Data Release 2. wikidata.org.
  24. [26] . Extremely Inclined Orbit of S-type Planet γ Cep Ab Induced by Eccentric Kozai-Lidov Mechanism. wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [27] . 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). Gamma Cephei Ab. Retrieved May 3, 2026, from https://4ort.xyz/entity/gamma-cephei-ab
MLA “Gamma Cephei Ab.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/gamma-cephei-ab.
BibTeX @misc{4ortxyz_gamma-cephei-ab_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Gamma Cephei Ab}}, year = {2026}, url = {https://4ort.xyz/entity/gamma-cephei-ab}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Gamma Cephei Ab — https://4ort.xyz/entity/gamma-cephei-ab (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 8d ago · InternetArchiveBot bot · 2026-07-23 view diff on Wikidata ↗
    Mass {'unit': 'Q651336', 'amount': '+6.6'}
    Declination {'unit': 'Q28390', 'amount': '+77.63236263277082'}
    Instance of
    Parent astronomical body Gamma Cephei
    + 16 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-references:1||1|2 */ [[Property:P2561]]: Tadmor, Rescuing 1 sources and submitting 0 for archiving. #IABot (v2.0.9.5)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.