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Kepler-257b

extrasolar planet
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Kepler-257b

Summary

Kepler-257b is an exoplanet[1].

Key Facts

  • Kepler-257b is credited with the discovery of Kepler Space Telescope[2].
  • Kepler-257b's instance of is recorded as exoplanet[3].
  • Kepler-257b's constellation is recorded as Cygnus[4].
  • Kepler-257b's parent astronomical body is recorded as Q86844053[5].
  • Kepler-257b's catalog code is recorded as Kepler-257b[6].
  • Kepler-257b's catalog code is recorded as KOI-941.02[7].
  • Kepler-257b's catalog code is recorded as KOI-941b[8].
  • Kepler-257b's catalog code is recorded as TIC 273132699b[9].
  • Kepler-257b's time of discovery or invention is recorded as +2014-03-00T00:00:00Z[10].
  • Kepler-257b's discovery method is recorded as transit method[11].
  • Kepler-257b's radius is recorded as {'unit': 'http://www.wikidata.org/entity/Q1155470', 'amount': '+2.22'}[12].
  • Kepler-257b's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+2.3826432093'}[13].
  • Kepler-257b's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.2535'}[14].
  • Kepler-257b's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+0.034'}[15].
  • Kepler-257b's Google Knowledge Graph ID is recorded as /g/11c30x1kg3[16].
  • Kepler-257b's SIMBAD ID is recorded as Kepler-257b[17].
  • Kepler-257b's Wolfram Language entity code is recorded as Entity["Exoplanet", "Kepler257b"][18].
  • Kepler-257b's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as kepler_257_b--1794[19].
  • Kepler-257b's NASA Exoplanet Archive ID is recorded as Kepler-257 b[20].
  • Kepler-257b's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+297.31597991579330'}[21].
  • Kepler-257b's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+46.02326292386195'}[22].
  • Kepler-257b's epoch is recorded as J2000.0[23].
  • Kepler-257b's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+0.305'}[24].
  • Kepler-257b's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+3.138'}[25].

Body

Works and Contributions

Kepler-257b is credited with the discovery of Kepler Space Telescope[2].

References

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

Direct Wikidata claims

  1. [3] ↑ . SIMBAD. wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [2] ↑ . wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . SIMBAD. wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . Exoplanet Archive. wikidata.org.
  8. [9] ↑ . Exoplanet Archive. wikidata.org.
  9. [10] ↑ . Validation of Kepler's multiple planet candidates. III. Light curve analysis and announcement of hundreds of new multi-planet systems. wikidata.org.
  10. [11] ↑ . Validation of Kepler's multiple planet candidates. III. Light curve analysis and announcement of hundreds of new multi-planet systems. wikidata.org.
  11. [12] ↑ . False positive probabilities for all Kepler objects of interest: 1284 newly validated planets and 428 likely false positives. wikidata.org.
  12. [13] ↑ . Transit Timing Variations and linear ephemerides of confirmed Kepler transiting exoplanets. wikidata.org.
  13. [14] ↑ . Gaia Data Release 2. wikidata.org.
  14. [15] ↑ . Validation of Kepler's multiple planet candidates. III. Light curve analysis and announcement of hundreds of new multi-planet systems. wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . wikidata.org.
  19. [20] ↑ . wikidata.org.
  20. [21] ↑ . Gaia Data Release 2. wikidata.org.
  21. [22] ↑ . Gaia Data Release 2. wikidata.org.
  22. [23] ↑ . SIMBAD. wikidata.org.
  23. [24] ↑ . Gaia Data Release 2. wikidata.org.
  24. [25] ↑ . 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). Kepler-257b. Retrieved May 7, 2026, from https://4ort.xyz/entity/q28503857
MLA “Kepler-257b.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q28503857.
BibTeX @misc{4ortxyz_q28503857_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Kepler-257b}}, year = {2026}, url = {https://4ort.xyz/entity/q28503857}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Kepler-257b — https://4ort.xyz/entity/q28503857 (retrieved 2026-05-07)

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