V391 Pegasi b

extrasolar planet
Place exoplanet Q1153727
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V391 Pegasi b

Summary

V391 Pegasi b is an exoplanet[1]. It draws 6 Wikipedia views per month (exoplanet category, ranking #91 of 578).[2]

Key Facts

  • V391 Pegasi b's image is recorded as V391 Pegasi planet.png[3].
  • V391 Pegasi b's instance of is recorded as exoplanet[4].
  • V391 Pegasi b's constellation is recorded as Pegasus[5].
  • V391 Pegasi b's parent astronomical body is recorded as V391 Pegasi[6].
  • V391 Pegasi b's catalog code is recorded as TIC 397595169b[7].
  • V391 Pegasi b's time of discovery or invention is recorded as +2007-09-00T00:00:00Z[8].
  • V391 Pegasi b's Freebase ID is recorded as /m/03gztfh[9].
  • V391 Pegasi b's discovery method is recorded as variable star timing[10].
  • V391 Pegasi b's orbital eccentricity is recorded as {'amount': '+0.0'}[11].
  • V391 Pegasi b's M sin i is recorded as {'unit': 'Q651336', 'amount': '+3.2'}[12].
  • V391 Pegasi b's mass is recorded as {'unit': 'Q651336', 'amount': '+3.2'}[13].
  • V391 Pegasi b's orbital period is recorded as {'unit': 'Q573', 'amount': '+1170'}[14].
  • V391 Pegasi b's parallax is recorded as {'unit': 'Q21500224', 'amount': '+0.8073'}[15].
  • V391 Pegasi b's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+1.7'}[16].
  • V391 Pegasi b's SIMBAD ID is recorded as NAME V391 Peg b[17].
  • V391 Pegasi b's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as hs_2201_2610_b--374[18].
  • V391 Pegasi b's NASA Exoplanet Archive ID is recorded as V0391 Peg b[19].
  • V391 Pegasi b's right ascension is recorded as {'unit': 'Q28390', 'amount': '+331.05043504233870'}[20].
  • V391 Pegasi b's declination is recorded as {'unit': 'Q28390', 'amount': '+26.41883902987750'}[21].
  • V391 Pegasi b's epoch is recorded as J2000.0[22].
  • V391 Pegasi b's declination component of proper motion is recorded as {'unit': 'Q22137107', 'amount': '-3.797'}[23].
  • V391 Pegasi b's right ascension component of proper motion is recorded as {'unit': 'Q22137107', 'amount': '-4.822'}[24].

Body

Designation and Status

V391 Pegasi b's instance of is recorded as exoplanet[4].

History and Context

V391 Pegasi b's catalog code is recorded as TIC 397595169b[7].

Why It Matters

V391 Pegasi b draws 6 Wikipedia views per month (exoplanet category, ranking #91 of 578).[2] It has Wikipedia articles in 11 language editions, a strong signal of global cultural recognition.[25] It is known by 4 alternative names across languages and contexts.[26]

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . SIMBAD. wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . SIMBAD. wikidata.org.
  5. [7] . Exoplanet Archive. wikidata.org.
  6. [8] . A giant planet orbiting the 'extreme horizontal branch' star V 391 Pegasi.. wikidata.org.
  7. [9] . Freebase Data Dumps. wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . Extrasolar Planets Encyclopaedia. wikidata.org.
  10. [12] . A giant planet orbiting the 'extreme horizontal branch' star V 391 Pegasi.. wikidata.org.
  11. [13] . A giant planet orbiting the 'extreme horizontal branch' star V 391 Pegasi.. wikidata.org.
  12. [14] . A giant planet orbiting the 'extreme horizontal branch' star V 391 Pegasi.. wikidata.org.
  13. [15] . Gaia Data Release 2. wikidata.org.
  14. [16] . A giant planet orbiting the 'extreme horizontal branch' star V 391 Pegasi.. wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . Gaia Data Release 2. wikidata.org.
  19. [21] . Gaia Data Release 2. wikidata.org.
  20. [22] . SIMBAD. wikidata.org.
  21. [23] . Gaia Data Release 2. wikidata.org.
  22. [24] . Gaia Data Release 2. wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [25] . Wikidata sitelinks. wikidata.org.
  3. [26] . 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). V391 Pegasi b. Retrieved May 3, 2026, from https://4ort.xyz/entity/v391-pegasi-b
MLA “V391 Pegasi b.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/v391-pegasi-b.
BibTeX @misc{4ortxyz_v391-pegasi-b_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{V391 Pegasi b}}, year = {2026}, url = {https://4ort.xyz/entity/v391-pegasi-b}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): V391 Pegasi b — https://4ort.xyz/entity/v391-pegasi-b (retrieved 2026-05-03)

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