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K2-198d

exoplanet in the constellation Virgo
Thing exoplanet Q89406254
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K2-198d

Summary

K2-198d is an exoplanet[1].

Key Facts

  • K2-198d's instance of is recorded as exoplanet[2].
  • K2-198d's constellation is recorded as Virgo[3].
  • K2-198d's parent astronomical body is recorded as K2-198[4].
  • K2-198d's catalog code is recorded as K2-198d[5].
  • K2-198d's catalog code is recorded as EPIC 212768333d[6].
  • K2-198d's catalog code is recorded as EPIC 212768333.02[7].
  • K2-198d's catalog code is recorded as TIC 135043332d[8].
  • K2-198d's time of discovery or invention is recorded as +2019-07-00T00:00:00Z[9].
  • K2-198d's discovery method is recorded as transit method[10].
  • K2-198d's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+89.86'}[11].
  • K2-198d's radius is recorded as {'unit': 'http://www.wikidata.org/entity/Q1155470', 'amount': '+2.438'}[12].
  • K2-198d's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+7.4500372'}[13].
  • K2-198d's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+9.0163'}[14].
  • K2-198d's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+0.05234'}[15].
  • K2-198d's SIMBAD ID is recorded as K2-198d[16].
  • K2-198d's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as k2_198_d--7318[17].
  • K2-198d's NASA Exoplanet Archive ID is recorded as K2-198 d[18].
  • K2-198d's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+198.8436817'}[19].
  • K2-198d's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-6.4649888'}[20].
  • K2-198d's epoch is recorded as J2000.0[21].
  • K2-198d's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-21.893'}[22].
  • K2-198d's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-36.688'}[23].

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] ↑ . SIMBAD. wikidata.org.
  4. [5] ↑ . Exoplanet Archive. wikidata.org.
  5. [6] ↑ . Exoplanet Archive. wikidata.org.
  6. [7] ↑ . Exoplanet Archive. wikidata.org.
  7. [8] ↑ . Exoplanet Archive. wikidata.org.
  8. [9] ↑ . Four Small Planets Buried in K2 Systems: What Can We Learn for TESS?. wikidata.org.
  9. [10] ↑ . Four Small Planets Buried in K2 Systems: What Can We Learn for TESS?. wikidata.org.
  10. [11] ↑ . Four Small Planets Buried in K2 Systems: What Can We Learn for TESS?. wikidata.org.
  11. [12] ↑ . Four Small Planets Buried in K2 Systems: What Can We Learn for TESS?. wikidata.org.
  12. [13] ↑ . ExoClock Project. III. 450 New Exoplanet Ephemerides from Ground and Space Observations. wikidata.org.
  13. [14] ↑ . Gaia Data Release 2. wikidata.org.
  14. [15] ↑ . Four Small Planets Buried in K2 Systems: What Can We Learn for TESS?. wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . Four Small Planets Buried in K2 Systems: What Can We Learn for TESS?. wikidata.org.
  19. [20] ↑ . Four Small Planets Buried in K2 Systems: What Can We Learn for TESS?. wikidata.org.
  20. [21] ↑ . SIMBAD. wikidata.org.
  21. [22] ↑ . Gaia Data Release 2. wikidata.org.
  22. [23] ↑ . Gaia Data Release 2. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). K2-198d. Retrieved May 7, 2026, from https://4ort.xyz/entity/q89406254
MLA “K2-198d.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q89406254.
BibTeX @misc{4ortxyz_q89406254_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{K2-198d}}, year = {2026}, url = {https://4ort.xyz/entity/q89406254}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): K2-198d — https://4ort.xyz/entity/q89406254 (retrieved 2026-05-07)

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