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GJ 328b

exoplanet in the constellation Hydra
Place exoplanet Q79445190
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GJ 328b

Summary

GJ 328b is an exoplanet[1].

Key Facts

  • GJ 328b's instance of is recorded as exoplanet[2].
  • GJ 328b's constellation is recorded as Hydra[3].
  • GJ 328b's parent astronomical body is recorded as Gliese 328[4].
  • GJ 328b's catalog code is recorded as GJ 328 b[5].
  • GJ 328b's catalog code is recorded as BD+02 2098b[6].
  • GJ 328b's catalog code is recorded as TIC 265373654b[7].
  • GJ 328b's time of discovery or invention is recorded as +2013-09-00T00:00:00Z[8].
  • GJ 328b's discovery method is recorded as Doppler spectroscopy[9].
  • GJ 328b's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.227'}[10].
  • GJ 328b's M sin i is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+2.51'}[11].
  • GJ 328b's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+2.3'}[12].
  • GJ 328b's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+3771'}[13].
  • GJ 328b's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+48.6883'}[14].
  • GJ 328b's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+4.11'}[15].
  • GJ 328b's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-76.2'}[16].
  • GJ 328b's SIMBAD ID is recorded as BD+02 2098b[17].
  • GJ 328b's Wolfram Language entity code is recorded as Entity["Exoplanet", "GJ328b"][18].
  • GJ 328b's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as gj_328_b--1326[19].
  • GJ 328b's NASA Exoplanet Archive ID is recorded as GJ 328 b[20].
  • GJ 328b's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+133.78175802622707'}[21].
  • GJ 328b's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+1.54650457706139'}[22].
  • GJ 328b's epoch is recorded as J2000.0[23].
  • GJ 328b's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-1045.971'}[24].
  • GJ 328b's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+44.745'}[25].
  • GJ 328b's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2454500'}[26].

Body

Designation and Status

GJ 328b's instance of is recorded as exoplanet[2].

History and Context

Catalog codes include GJ 328 b[5], BD+02 2098b[6], and TIC 265373654b[7].

References

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

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . SIMBAD. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . SIMBAD. wikidata.org.
  6. [7] ↑ . Exoplanet Archive. wikidata.org.
  7. [8] ↑ . Secretly eccentric: the giant planet and activity cycle of GJ 328. wikidata.org.
  8. [9] ↑ . Secretly eccentric: the giant planet and activity cycle of GJ 328. wikidata.org.
  9. [10] ↑ . The GAPS programme at TNG. XLVI. Deep search for low-mass planets in late-dwarf systems hosting cold Jupiters. wikidata.org.
  10. [11] ↑ . The GAPS programme at TNG. XLVI. Deep search for low-mass planets in late-dwarf systems hosting cold Jupiters. wikidata.org.
  11. [12] ↑ . Extrasolar Planets Encyclopaedia. wikidata.org.
  12. [13] ↑ . The GAPS programme at TNG. XLVI. Deep search for low-mass planets in late-dwarf systems hosting cold Jupiters. wikidata.org.
  13. [14] ↑ . Gaia Data Release 2. wikidata.org.
  14. [15] ↑ . The GAPS programme at TNG. XLVI. Deep search for low-mass planets in late-dwarf systems hosting cold Jupiters. wikidata.org.
  15. [16] ↑ . The GAPS programme at TNG. XLVI. Deep search for low-mass planets in late-dwarf systems hosting cold Jupiters. 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.
  25. [26] ↑ . Secretly eccentric: the giant planet and activity cycle of GJ 328. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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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). GJ 328b. Retrieved May 3, 2026, from https://4ort.xyz/entity/gj-328b
MLA “GJ 328b.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/gj-328b.
BibTeX @misc{4ortxyz_gj-328b_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{GJ 328b}}, year = {2026}, url = {https://4ort.xyz/entity/gj-328b}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): GJ 328b — https://4ort.xyz/entity/gj-328b (retrieved 2026-05-03)

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