HD 82943 b

extrasolar planet
Place exoplanet Q83773
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HD 82943 b

Summary

HD 82943 b is an exoplanet[1]. It draws 9 Wikipedia views per month (exoplanet category, ranking #89 of 578).[2]

Key Facts

  • HD 82943 b is credited with the discovery of Michel Mayor[3].
  • HD 82943 b is credited with the discovery of Stéphane Udry[4].
  • HD 82943 b's instance of is recorded as exoplanet[5].
  • HD 82943 b's constellation is recorded as Hydra[6].
  • HD 82943 b's parent astronomical body is recorded as HD 82943[7].
  • HD 82943 b's catalog code is recorded as HD 82943b[8].
  • HD 82943 b's catalog code is recorded as TIC 405485269b[9].
  • HD 82943 b's time of discovery or invention is recorded as +2003-00-00T00:00:00Z[10].
  • HD 82943 b's time of discovery or invention is recorded as +2004-02-00T00:00:00Z[11].
  • HD 82943 b's Freebase ID is recorded as /m/04f74jw[12].
  • HD 82943 b's discovery method is recorded as Doppler spectroscopy[13].
  • HD 82943 b's orbital eccentricity is recorded as {'amount': '+0.142'}[14].
  • HD 82943 b's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+90'}[15].
  • HD 82943 b's M sin i is recorded as {'unit': 'Q651336', 'amount': '+1.539'}[16].
  • HD 82943 b's mass is recorded as {'unit': 'Q651336', 'amount': '+1.681'}[17].
  • HD 82943 b's orbital period is recorded as {'unit': 'Q573', 'amount': '+441.93'}[18].
  • HD 82943 b's angular distance is recorded as {'unit': 'Q829073', 'amount': '+0.043336'}[19].
  • HD 82943 b's parallax is recorded as {'unit': 'Q21500224', 'amount': '+36.2158'}[20].
  • HD 82943 b's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+1.189'}[21].
  • HD 82943 b's argument of periapsis is recorded as {'unit': 'Q28390', 'amount': '+60'}[22].
  • HD 82943 b's SIMBAD ID is recorded as HD 82943b[23].
  • HD 82943 b's Wolfram Language entity code is recorded as Entity["Exoplanet", "HD82943b"][24].
  • HD 82943 b's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as hd_82943_b--51[25].
  • HD 82943 b's NASA Exoplanet Archive ID is recorded as HD 82943 b[26].
  • HD 82943 b's right ascension is recorded as {'unit': 'Q28390', 'amount': '+143.71139678685208'}[27].

Body

Designation and Status

HD 82943 b's instance of is recorded as exoplanet[5].

History and Context

Catalog codes include HD 82943b[8] and TIC 405485269b[9].

Why It Matters

HD 82943 b draws 9 Wikipedia views per month (exoplanet category, ranking #89 of 578).[2] It has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[28] It is known by 4 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [5] . SIMBAD. wikidata.org.
  2. [6] . wikidata.org.
  3. [3] . wikidata.org.
  4. [4] . wikidata.org.
  5. [7] . SIMBAD. wikidata.org.
  6. [8] . SIMBAD. wikidata.org.
  7. [9] . Exoplanet Archive. wikidata.org.
  8. [10] . Extrasolar Planets Encyclopaedia. wikidata.org.
  9. [11] . The CORALIE survey for southern extrasolar planets. XII. Orbital solutions for 16 extra-solar planets discovered with CORALIE. wikidata.org.
  10. [12] . Freebase Data Dumps. wikidata.org.
  11. [13] . The CORALIE survey for southern extrasolar planets. XII. Orbital solutions for 16 extra-solar planets discovered with CORALIE. wikidata.org.
  12. [14] . The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades. wikidata.org.
  13. [15] . Possible solution to the riddle of HD 82943 multiplanet system: the three-planet resonance 1:2:5 ?. wikidata.org.
  14. [16] . The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades. wikidata.org.
  15. [17] . Possible solution to the riddle of HD 82943 multiplanet system: the three-planet resonance 1:2:5 ?. wikidata.org.
  16. [18] . The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades. wikidata.org.
  17. [19] . Extrasolar Planets Encyclopaedia. wikidata.org.
  18. [20] . Gaia Data Release 2. wikidata.org.
  19. [21] . The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades. wikidata.org.
  20. [22] . The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades. wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . 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.
  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). HD 82943 b. Retrieved May 3, 2026, from https://4ort.xyz/entity/hd-82943-b
MLA “HD 82943 b.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hd-82943-b.
BibTeX @misc{4ortxyz_hd-82943-b_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD 82943 b}}, year = {2026}, url = {https://4ort.xyz/entity/hd-82943-b}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD 82943 b — https://4ort.xyz/entity/hd-82943-b (retrieved 2026-05-03)

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