HIP 57274 d

extrasolar planet
Place exoplanet Q28453780
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HIP 57274 d

Summary

HIP 57274 d is an exoplanet[1]. It draws 8 Wikipedia views per month (exoplanet category, ranking #93 of 578).[2]

Key Facts

  • HIP 57274 d's instance of is recorded as exoplanet[3].
  • HIP 57274 d's constellation is recorded as Ursa Major[4].
  • HIP 57274 d's parent astronomical body is recorded as Q4039969[5].
  • HIP 57274 d's catalog code is recorded as GJ 439 d[6].
  • HIP 57274 d's catalog code is recorded as BD+31 2290d[7].
  • HIP 57274 d's catalog code is recorded as TIC 5078530d[8].
  • HIP 57274 d's time of discovery or invention is recorded as +2011-12-28T00:00:00Z[9].
  • HIP 57274 d's time of discovery or invention is recorded as +2012-01-00T00:00:00Z[10].
  • HIP 57274 d's discovery method is recorded as Doppler spectroscopy[11].
  • HIP 57274 d's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.27'}[12].
  • HIP 57274 d's M sin i is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+0.5267'}[13].
  • HIP 57274 d's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+0.527'}[14].
  • HIP 57274 d's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+431.7'}[15].
  • HIP 57274 d's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+38.6381'}[16].
  • HIP 57274 d's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.01'}[17].
  • HIP 57274 d's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+187.2'}[18].
  • HIP 57274 d's Google Knowledge Graph ID is recorded as /g/11c4b3bcnr[19].
  • HIP 57274 d's SIMBAD ID is recorded as BD+31 2290d[20].
  • HIP 57274 d's Wolfram Language entity code is recorded as Entity["Exoplanet", "HIP57274d"][21].
  • HIP 57274 d's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as hip_57274_d--995[22].
  • HIP 57274 d's NASA Exoplanet Archive ID is recorded as HIP 57274 d[23].
  • HIP 57274 d's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+176.17068465631291'}[24].
  • HIP 57274 d's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+30.95929190279860'}[25].
  • HIP 57274 d's epoch is recorded as J2000.0[26].
  • HIP 57274 d's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-381.708'}[27].

Body

Designation and Status

HIP 57274 d's instance of is recorded as exoplanet[3].

History and Context

Catalog codes include GJ 439 d[6], BD+31 2290d[7], and TIC 5078530d[8].

Why It Matters

HIP 57274 d draws 8 Wikipedia views per month (exoplanet category, ranking #93 of 578).[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. [5] . SIMBAD. wikidata.org.
  4. [6] . SIMBAD. wikidata.org.
  5. [7] . SIMBAD. wikidata.org.
  6. [8] . Exoplanet Archive. wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . M2K. II. A triple-planet system orbiting HIP 57274. wikidata.org.
  9. [11] . M2K. II. A triple-planet system orbiting HIP 57274. wikidata.org.
  10. [12] . M2K. II. A triple-planet system orbiting HIP 57274. wikidata.org.
  11. [13] . M2K. II. A triple-planet system orbiting HIP 57274. wikidata.org.
  12. [14] . Extrasolar Planets Encyclopaedia. wikidata.org.
  13. [15] . M2K. II. A triple-planet system orbiting HIP 57274. wikidata.org.
  14. [16] . Gaia Data Release 2. wikidata.org.
  15. [17] . M2K. II. A triple-planet system orbiting HIP 57274. wikidata.org.
  16. [18] . M2K. II. A triple-planet system orbiting HIP 57274. wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . 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.

📑 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). HIP 57274 d. Retrieved May 3, 2026, from https://4ort.xyz/entity/hip-57274-d
MLA “HIP 57274 d.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hip-57274-d.
BibTeX @misc{4ortxyz_hip-57274-d_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HIP 57274 d}}, year = {2026}, url = {https://4ort.xyz/entity/hip-57274-d}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HIP 57274 d — https://4ort.xyz/entity/hip-57274-d (retrieved 2026-05-03)

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