Kapteyn c

extrasolar planet
Place exoplanet Q17185361
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Kapteyn c

Summary

Kapteyn c is an exoplanet[1]. It draws 1 Wikipedia views per month (exoplanet category, ranking #96 of 578).[2]

Key Facts

  • Kapteyn c's image is recorded as Kapteyn's Star Comparison.jpg[3].
  • Kapteyn c's instance of is recorded as exoplanet[4].
  • Kapteyn c's constellation is recorded as Pictor[5].
  • Kapteyn c's parent astronomical body is recorded as Kapteyn's Star[6].
  • Kapteyn c's catalog code is recorded as GJ 191 c[7].
  • Kapteyn c's catalog code is recorded as HD 33793c[8].
  • Kapteyn c's catalog code is recorded as TIC 200385493c[9].
  • Kapteyn c's time of discovery or invention is recorded as +2014-09-00T00:00:00Z[10].
  • Kapteyn c's Freebase ID is recorded as /m/0121k_9h[11].
  • Kapteyn c's discovery method is recorded as Doppler spectroscopy[12].
  • Kapteyn c's orbital eccentricity is recorded as {'amount': '+0.23'}[13].
  • Kapteyn c's M sin i is recorded as {'unit': 'Q651336', 'amount': '+0.0126'}[14].
  • Kapteyn c's mass is recorded as {'unit': 'Q651336', 'amount': '+0.0126'}[15].
  • Kapteyn c's orbital period is recorded as {'unit': 'Q573', 'amount': '+48.58'}[16].
  • Kapteyn c's parallax is recorded as {'unit': 'Q21500224', 'amount': '+254.2263'}[17].
  • Kapteyn c's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+0.169'}[18].
  • Kapteyn c's argument of periapsis is recorded as {'unit': 'Q28390', 'amount': '+3.9'}[19].
  • Kapteyn c's SIMBAD ID is recorded as HD 33793c[20].
  • Kapteyn c's Wolfram Language entity code is recorded as Entity["Exoplanet", "Kapteync"][21].
  • Kapteyn c's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as kapteyn_s_c--2277[22].
  • Kapteyn c's NASA Exoplanet Archive ID is recorded as Kapteyn c[23].
  • Kapteyn c's right ascension is recorded as {'unit': 'Q28390', 'amount': '+77.91912215644167'}[24].
  • Kapteyn c's declination is recorded as {'unit': 'Q28390', 'amount': '-45.01843165440945'}[25].
  • Kapteyn c's epoch is recorded as J2000.0[26].
  • Kapteyn c's declination component of proper motion is recorded as {'unit': 'Q22137107', 'amount': '-5709.218'}[27].

Body

Designation and Status

Kapteyn c's instance of is recorded as exoplanet[4].

History and Context

Catalog codes include GJ 191 c[7], HD 33793c[8], and TIC 200385493c[9].

Why It Matters

Kapteyn c draws 1 Wikipedia views per month (exoplanet category, ranking #96 of 578).[2] It has Wikipedia articles in 12 language editions, a strong signal of global cultural recognition.[28]

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] . The solar neighborhood. XXXIV. a search for planets orbiting nearby M dwarfs using astrometry. wikidata.org.
  5. [7] . SIMBAD. wikidata.org.
  6. [8] . SIMBAD. wikidata.org.
  7. [9] . Exoplanet Archive. wikidata.org.
  8. [10] . Two planets around Kapteyn's star: a cold and a temperate super-Earth orbiting the nearest halo red dwarf. wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . Two planets around Kapteyn's star: a cold and a temperate super-Earth orbiting the nearest halo red dwarf. wikidata.org.
  11. [13] . Frequency of planets orbiting M dwarfs in the Solar neighbourhood. wikidata.org.
  12. [14] . Frequency of planets orbiting M dwarfs in the Solar neighbourhood. wikidata.org.
  13. [15] . Extrasolar Planets Encyclopaedia. wikidata.org.
  14. [16] . Frequency of planets orbiting M dwarfs in the Solar neighbourhood. wikidata.org.
  15. [17] . Gaia Data Release 2. wikidata.org.
  16. [18] . Frequency of planets orbiting M dwarfs in the Solar neighbourhood. wikidata.org.
  17. [19] . Two planets around Kapteyn's star: a cold and a temperate super-Earth orbiting the nearest halo red dwarf. wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . Gaia Data Release 2. wikidata.org.
  23. [25] . Gaia Data Release 2. wikidata.org.
  24. [26] . SIMBAD. wikidata.org.
  25. [27] . 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. [28] . 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). Kapteyn c. Retrieved May 3, 2026, from https://4ort.xyz/entity/kapteyn-c
MLA “Kapteyn c.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/kapteyn-c.
BibTeX @misc{4ortxyz_kapteyn-c_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Kapteyn c}}, year = {2026}, url = {https://4ort.xyz/entity/kapteyn-c}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Kapteyn c — https://4ort.xyz/entity/kapteyn-c (retrieved 2026-05-03)

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