23 Librae c

extrasolar planet
Place exoplanet Q1042415
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23 Librae c

Summary

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

Key Facts

  • 23 Librae c is credited with the discovery of Steven S. Vogt[3].
  • 23 Librae c's instance of is recorded as exoplanet[4].
  • 23 Librae c's constellation is recorded as Libra[5].
  • 23 Librae c's parent astronomical body is recorded as 23 Librae[6].
  • 23 Librae c's catalog code is recorded as HD 134987c[7].
  • 23 Librae c's catalog code is recorded as TIC 61397572c[8].
  • 23 Librae c's time of discovery or invention is recorded as +2009-12-14T00:00:00Z[9].
  • 23 Librae c's time of discovery or invention is recorded as +2010-04-00T00:00:00Z[10].
  • 23 Librae c's Freebase ID is recorded as /m/09k5ph_[11].
  • 23 Librae c's discovery method is recorded as Doppler spectroscopy[12].
  • 23 Librae c's orbital eccentricity is recorded as {'amount': '+0.154'}[13].
  • 23 Librae c's M sin i is recorded as {'unit': 'Q651336', 'amount': '+0.935'}[14].
  • 23 Librae c's mass is recorded as {'unit': 'Q651336', 'amount': '+0.82'}[15].
  • 23 Librae c's orbital period is recorded as {'unit': 'Q573', 'amount': '+5960'}[16].
  • 23 Librae c's angular distance is recorded as {'unit': 'Q829073', 'amount': '+0.261261'}[17].
  • 23 Librae c's parallax is recorded as {'unit': 'Q21500224', 'amount': '+38.1678'}[18].
  • 23 Librae c's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+6.62'}[19].
  • 23 Librae c's argument of periapsis is recorded as {'unit': 'Q28390', 'amount': '+59'}[20].
  • 23 Librae c's SIMBAD ID is recorded as * 23 Lib c[21].
  • 23 Librae c's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as 23_lib_c--621[22].
  • 23 Librae c's NASA Exoplanet Archive ID is recorded as HD 134987 c[23].
  • 23 Librae c's right ascension is recorded as {'unit': 'Q28390', 'amount': '+228.36944628882122'}[24].
  • 23 Librae c's declination is recorded as {'unit': 'Q28390', 'amount': '-25.30934852752750'}[25].
  • 23 Librae c's epoch is recorded as J2000.0[26].
  • 23 Librae c's declination component of proper motion is recorded as {'unit': 'Q22137107', 'amount': '-75.160'}[27].

Body

Designation and Status

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

History and Context

Catalog codes include HD 134987c[7] and TIC 61397572c[8].

Why It Matters

23 Librae c draws 6 Wikipedia views per month (exoplanet category, ranking #91 of 578).[2] It has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[28] It is known by 6 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [4] . SIMBAD. wikidata.org.
  2. [5] . wikidata.org.
  3. [3] . 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 long-period planet orbiting a nearby Sun-like star. wikidata.org.
  9. [11] . Freebase Data Dumps. wikidata.org.
  10. [12] . A long-period planet orbiting a nearby Sun-like star. wikidata.org.
  11. [13] . The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades. 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] . Extrasolar Planets Encyclopaedia. 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] . Extrasolar Planets Encyclopaedia. wikidata.org.
  16. [18] . Gaia Data Release 2. wikidata.org.
  17. [19] . The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades. wikidata.org.
  18. [20] . The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades. 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.
  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). 23 Librae c. Retrieved May 3, 2026, from https://4ort.xyz/entity/23-librae-c
MLA “23 Librae c.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/23-librae-c.
BibTeX @misc{4ortxyz_23-librae-c_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{23 Librae c}}, year = {2026}, url = {https://4ort.xyz/entity/23-librae-c}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 23 Librae c — https://4ort.xyz/entity/23-librae-c (retrieved 2026-05-03)

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