HD 180902 b

extrasolar planet
Place exoplanet Q2067799
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HD 180902 b

Summary

HD 180902 b is an exoplanet[1]. It draws 2 Wikipedia views per month (exoplanet category, ranking #96 of 578).[2]

Key Facts

  • HD 180902 b's instance of is recorded as exoplanet[3].
  • HD 180902 b's constellation is recorded as Sagittarius[4].
  • HD 180902 b's parent astronomical body is recorded as Q4039876[5].
  • HD 180902 b's catalog code is recorded as HD 180902b[6].
  • HD 180902 b's catalog code is recorded as TIC 11782681b[7].
  • HD 180902 b's time of discovery or invention is recorded as +2010-05-00T00:00:00Z[8].
  • HD 180902 b's Freebase ID is recorded as /m/0bh8zf3[9].
  • HD 180902 b's discovery method is recorded as Doppler spectroscopy[10].
  • HD 180902 b's orbital eccentricity is recorded as {'amount': '+0.107'}[11].
  • HD 180902 b's M sin i is recorded as {'unit': 'Q651336', 'amount': '+1.685'}[12].
  • HD 180902 b's mass is recorded as {'unit': 'Q651336', 'amount': '+1.685'}[13].
  • HD 180902 b's radius is recorded as {'unit': 'Q3421309', 'amount': '+1.221'}[14].
  • HD 180902 b's orbital period is recorded as {'unit': 'Q573', 'amount': '+510.9'}[15].
  • HD 180902 b's angular distance is recorded as {'unit': 'Q829073', 'amount': '+0.012636'}[16].
  • HD 180902 b's parallax is recorded as {'unit': 'Q21500224', 'amount': '+9.5339'}[17].
  • HD 180902 b's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+1.4'}[18].
  • HD 180902 b's argument of periapsis is recorded as {'unit': 'Q28390', 'amount': '+181'}[19].
  • HD 180902 b's SIMBAD ID is recorded as HD 180902b[20].
  • HD 180902 b's Wolfram Language entity code is recorded as Entity["Exoplanet", "HD180902b"][21].
  • HD 180902 b's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as hd_180902_b--657[22].
  • HD 180902 b's NASA Exoplanet Archive ID is recorded as HD 180902 b[23].
  • HD 180902 b's right ascension is recorded as {'unit': 'Q28390', 'amount': '+289.82378267283707'}[24].
  • HD 180902 b's declination is recorded as {'unit': 'Q28390', 'amount': '-23.55815644942194'}[25].
  • HD 180902 b's epoch is recorded as J2000.0[26].
  • HD 180902 b's declination component of proper motion is recorded as {'unit': 'Q22137107', 'amount': '-20.148'}[27].

Body

Designation and Status

HD 180902 b's instance of is recorded as exoplanet[3].

History and Context

Catalog codes include HD 180902b[6] and TIC 11782681b[7].

Why It Matters

HD 180902 b draws 2 Wikipedia views per month (exoplanet category, ranking #96 of 578).[2] It has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[28] It is known by 3 alternative names across languages and contexts.[29]

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] . Exoplanet Archive. wikidata.org.
  6. [8] . Retired A Stars and Their Companions. IV. Seven Jovian Exoplanets from Keck Observatory. wikidata.org.
  7. [9] . Freebase Data Dumps. wikidata.org.
  8. [10] . Retired A Stars and Their Companions. IV. Seven Jovian Exoplanets from Keck Observatory. wikidata.org.
  9. [11] . Retired A stars and their companions. VIII. 15 new planetary signals around subgiants and transit parameters for California Planet Search planets with subgiant hosts. wikidata.org.
  10. [12] . Retired A stars and their companions. VIII. 15 new planetary signals around subgiants and transit parameters for California Planet Search planets with subgiant hosts. wikidata.org.
  11. [13] . Extrasolar Planets Encyclopaedia. wikidata.org.
  12. [14] . Retired A stars and their companions. VIII. 15 new planetary signals around subgiants and transit parameters for California Planet Search planets with subgiant hosts. wikidata.org.
  13. [15] . Retired A stars and their companions. VIII. 15 new planetary signals around subgiants and transit parameters for California Planet Search planets with subgiant hosts. wikidata.org.
  14. [16] . Extrasolar Planets Encyclopaedia. wikidata.org.
  15. [17] . Gaia Data Release 2. wikidata.org.
  16. [18] . Retired A stars and their companions. VIII. 15 new planetary signals around subgiants and transit parameters for California Planet Search planets with subgiant hosts. wikidata.org.
  17. [19] . Retired A stars and their companions. VIII. 15 new planetary signals around subgiants and transit parameters for California Planet Search planets with subgiant hosts. 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.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . Wikidata aliases. 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). HD 180902 b. Retrieved May 3, 2026, from https://4ort.xyz/entity/hd-180902-b
MLA “HD 180902 b.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hd-180902-b.
BibTeX @misc{4ortxyz_hd-180902-b_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD 180902 b}}, year = {2026}, url = {https://4ort.xyz/entity/hd-180902-b}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD 180902 b — https://4ort.xyz/entity/hd-180902-b (retrieved 2026-05-03)

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