Q84031919

exoplanet in the constellation Orion
Thing exoplanet Q84031919
Press Enter · cited answer in seconds

Q84031919

Summary

Q84031919 is an exoplanet[1].

Key Facts

  • Q84031919's instance of is recorded as exoplanet[2].
  • Q84031919's constellation is recorded as Orion[3].
  • Q84031919's parent astronomical body is recorded as Q3780989[4].
  • Q84031919's catalog code is recorded as HD 38858b[5].
  • Q84031919's time of discovery or invention is recorded as 2011[6].
  • Q84031919's discovery method is recorded as Doppler spectroscopy[7].
  • Q84031919's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.27'}[8].
  • Q84031919's M sin i is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+0.0961'}[9].
  • Q84031919's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+0.0961'}[10].
  • Q84031919's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+407.15'}[11].
  • Q84031919's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+65.5534'}[12].
  • Q84031919's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.0376'}[13].
  • Q84031919's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+87.14558393882166'}[14].
  • Q84031919's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-4.09464431372389'}[15].
  • Q84031919's epoch is recorded as J2000.0[16].
  • Q84031919's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-229.454'}[17].
  • Q84031919's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+61.537'}[18].

Body

Definition and Type

Q84031919's instance of is recorded as exoplanet[2].

References

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

Direct Wikidata claims

  1. [2] . Extrasolar Planets Encyclopaedia. wikidata.org.
  2. [3] . wikidata.org.
  3. [4] . SIMBAD. wikidata.org.
  4. [5] . SIMBAD. wikidata.org.
  5. [6] . Extrasolar Planets Encyclopaedia. wikidata.org.
  6. [7] . Extrasolar Planets Encyclopaedia. wikidata.org.
  7. [8] . Extrasolar Planets Encyclopaedia. wikidata.org.
  8. [9] . Extrasolar Planets Encyclopaedia. wikidata.org.
  9. [10] . Extrasolar Planets Encyclopaedia. wikidata.org.
  10. [11] . Extrasolar Planets Encyclopaedia. wikidata.org.
  11. [12] . Gaia Data Release 2. wikidata.org.
  12. [13] . Extrasolar Planets Encyclopaedia. wikidata.org.
  13. [14] . Gaia Data Release 2. wikidata.org.
  14. [15] . Gaia Data Release 2. wikidata.org.
  15. [16] . SIMBAD. wikidata.org.
  16. [17] . Gaia Data Release 2. wikidata.org.
  17. [18] . 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). Q84031919. Retrieved May 7, 2026, from https://4ort.xyz/entity/q84031919
MLA “Q84031919.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q84031919.
BibTeX @misc{4ortxyz_q84031919_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q84031919}}, year = {2026}, url = {https://4ort.xyz/entity/q84031919}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q84031919 — https://4ort.xyz/entity/q84031919 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q84031919 · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 8w ago · J. N. Squire · 2026-07-16 view diff on Wikidata ↗
    Simbad id HD 38858b
    Discovery method Doppler spectroscopy
    Declination component of proper motion {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount
    Instance of exoplanet
    + 18 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P2583]]: 15.2±0.09 parsec"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.