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HD 133131 Ac

exoplanet in the constellation Libra
Thing exoplanet Q93771369
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HD 133131 Ac

Summary

HD 133131 Ac is an exoplanet[1].

Key Facts

  • HD 133131 Ac's instance of is recorded as exoplanet[2].
  • HD 133131 Ac's constellation is recorded as Libra[3].
  • HD 133131 Ac's parent astronomical body is recorded as Q86346171[4].
  • HD 133131 Ac's catalog code is recorded as HD 133131Ac[5].
  • HD 133131 Ac's catalog code is recorded as TIC 440955228c[6].
  • HD 133131 Ac's time of discovery or invention is recorded as +2016-12-00T00:00:00Z[7].
  • HD 133131 Ac's discovery method is recorded as Doppler spectroscopy[8].
  • HD 133131 Ac's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.47'}[9].
  • HD 133131 Ac's M sin i is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+0.42'}[10].
  • HD 133131 Ac's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+0.48'}[11].
  • HD 133131 Ac's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+3568'}[12].
  • HD 133131 Ac's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+19.3988'}[13].
  • HD 133131 Ac's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+4.49'}[14].
  • HD 133131 Ac's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+100'}[15].
  • HD 133131 Ac's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+225.89769281943748'}[16].
  • HD 133131 Ac's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-27.84256115000833'}[17].
  • HD 133131 Ac's epoch is recorded as J2000.0[18].
  • HD 133131 Ac's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-133.720'}[19].
  • HD 133131 Ac's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+155.989'}[20].
  • HD 133131 Ac's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2452277'}[21].

Body

Definition and Type

HD 133131 Ac's instance of is recorded as exoplanet[2].

References

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

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . The Magellan PFS planet search program: radial velocity and stellar abundance analyses of the 360 au, metal-poor binary "Twins" HD 133131A & B. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . Exoplanet Archive. wikidata.org.
  6. [7] ↑ . The Magellan PFS planet search program: radial velocity and stellar abundance analyses of the 360 au, metal-poor binary "Twins" HD 133131A & B. wikidata.org.
  7. [8] ↑ . The Magellan PFS planet search program: radial velocity and stellar abundance analyses of the 360 au, metal-poor binary "Twins" HD 133131A & B. wikidata.org.
  8. [9] ↑ . The Magellan PFS planet search program: radial velocity and stellar abundance analyses of the 360 au, metal-poor binary "Twins" HD 133131A & B. wikidata.org.
  9. [10] ↑ . The Magellan PFS planet search program: radial velocity and stellar abundance analyses of the 360 au, metal-poor binary "Twins" HD 133131A & B. wikidata.org.
  10. [11] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.
  11. [12] ↑ . The Magellan PFS planet search program: radial velocity and stellar abundance analyses of the 360 au, metal-poor binary "Twins" HD 133131A & B. wikidata.org.
  12. [13] ↑ . Gaia Data Release 2. wikidata.org.
  13. [14] ↑ . The Magellan PFS planet search program: radial velocity and stellar abundance analyses of the 360 au, metal-poor binary "Twins" HD 133131A & B. wikidata.org.
  14. [15] ↑ . The Magellan PFS planet search program: radial velocity and stellar abundance analyses of the 360 au, metal-poor binary "Twins" HD 133131A & B. wikidata.org.
  15. [16] ↑ . Gaia Data Release 2. wikidata.org.
  16. [17] ↑ . Gaia Data Release 2. wikidata.org.
  17. [18] ↑ . SIMBAD. wikidata.org.
  18. [19] ↑ . Gaia Data Release 2. wikidata.org.
  19. [20] ↑ . Gaia Data Release 2. wikidata.org.
  20. [21] ↑ . The Magellan PFS planet search program: radial velocity and stellar abundance analyses of the 360 au, metal-poor binary "Twins" HD 133131A & B. 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). HD 133131 Ac. Retrieved May 7, 2026, from https://4ort.xyz/entity/hd-133131-ac
MLA “HD 133131 Ac.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/hd-133131-ac.
BibTeX @misc{4ortxyz_hd-133131-ac_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD 133131 Ac}}, year = {2026}, url = {https://4ort.xyz/entity/hd-133131-ac}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD 133131 Ac — https://4ort.xyz/entity/hd-133131-ac (retrieved 2026-05-07)

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