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K2-399 b

exoplanet in the constellation Sextans
Place exoplanet Q118131907
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K2-399 b

Summary

K2-399 b is an exoplanet[1].

Key Facts

  • K2-399 b's instance of is recorded as exoplanet[2].
  • K2-399 b's constellation is recorded as Sextans[3].
  • K2-399 b's parent astronomical body is recorded as Q123252007[4].
  • K2-399 b's catalog code is recorded as TOI-4838.01[5].
  • K2-399 b's catalog code is recorded as TOI-4838b[6].
  • K2-399 b's catalog code is recorded as K2-399b[7].
  • K2-399 b's catalog code is recorded as EPIC 248472140.01[8].
  • K2-399 b's catalog code is recorded as EPIC 248472140b[9].
  • K2-399 b's catalog code is recorded as TIC 374200604b[10].
  • K2-399 b's time of discovery or invention is recorded as +2022-03-00T00:00:00Z[11].
  • K2-399 b's discovery method is recorded as transit method[12].
  • K2-399 b's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+0.10156'}[13].
  • K2-399 b's radius is recorded as {'unit': 'http://www.wikidata.org/entity/Q1155470', 'amount': '+6.049'}[14].
  • K2-399 b's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+0.759978'}[15].
  • K2-399 b's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+0.01635'}[16].
  • K2-399 b's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as k2_399_b--9074[17].
  • K2-399 b's NASA Exoplanet Archive ID is recorded as K2-399 b[18].
  • K2-399 b's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+158.0734448'}[19].
  • K2-399 b's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+2.2378452'}[20].
  • K2-399 b's epoch is recorded as J2000.0[21].

Body

Designation and Status

K2-399 b's instance of is recorded as exoplanet[2].

History and Context

Catalog codes include TOI-4838.01[5], TOI-4838b[6], K2-399b[7], EPIC 248472140.01[8], EPIC 248472140b[9], and TIC 374200604b[10].

References

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

Direct Wikidata claims

  1. [2] ↑ . Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18. wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18. 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] ↑ . Exoplanet Archive. wikidata.org.
  9. [10] ↑ . Exoplanet Archive. wikidata.org.
  10. [11] ↑ . Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18. wikidata.org.
  11. [12] ↑ . Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18. wikidata.org.
  12. [13] ↑ . Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18. wikidata.org.
  13. [14] ↑ . Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18. wikidata.org.
  14. [15] ↑ . Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18. wikidata.org.
  15. [16] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18. wikidata.org.
  19. [20] ↑ . Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18. wikidata.org.
  20. [21] ↑ . Exoplanet Archive. 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). K2-399 b. Retrieved May 3, 2026, from https://4ort.xyz/entity/k2-399-b
MLA “K2-399 b.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/k2-399-b.
BibTeX @misc{4ortxyz_k2-399-b_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{K2-399 b}}, year = {2026}, url = {https://4ort.xyz/entity/k2-399-b}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): K2-399 b — https://4ort.xyz/entity/k2-399-b (retrieved 2026-05-03)

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