HD 28109 d

exoplanet in the constellation Hydrus
Place exoplanet Q113442703
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HD 28109 d

Summary

HD 28109 d is an exoplanet[1].

Key Facts

  • HD 28109 d's instance of is recorded as exoplanet[2].
  • HD 28109 d's constellation is recorded as Hydrus[3].
  • HD 28109 d's parent astronomical body is recorded as Q75145182[4].
  • HD 28109 d's catalog code is recorded as TOI-282d[5].
  • HD 28109 d's catalog code is recorded as TOI-282.03[6].
  • HD 28109 d's catalog code is recorded as TIC 29781292d[7].
  • HD 28109 d's catalog code is recorded as TIC 29781292.03[8].
  • HD 28109 d's time of discovery or invention is recorded as +2022-05-00T00:00:00Z[9].
  • HD 28109 d's discovery method is recorded as transit method[10].
  • HD 28109 d's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.0864'}[11].
  • HD 28109 d's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+89.682'}[12].
  • HD 28109 d's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q681996', 'amount': '+5.681'}[13].
  • HD 28109 d's radius is recorded as {'unit': 'http://www.wikidata.org/entity/Q1155470', 'amount': '+3.25'}[14].
  • HD 28109 d's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+84.25999'}[15].
  • HD 28109 d's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+0.411'}[16].
  • HD 28109 d's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as hd_28109_d--8212[17].
  • HD 28109 d's NASA Exoplanet Archive ID is recorded as HD 28109 d[18].
  • HD 28109 d's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+65.2383065'}[19].
  • HD 28109 d's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-68.1026875'}[20].
  • HD 28109 d's epoch is recorded as J2000.0[21].

Body

Designation and Status

HD 28109 d's instance of is recorded as exoplanet[2].

History and Context

Catalog codes include TOI-282d[5], TOI-282.03[6], TIC 29781292d[7], and TIC 29781292.03[8].

References

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

Direct Wikidata claims

  1. [2] . HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica. wikidata.org.
  2. [3] . wikidata.org.
  3. [4] . HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica. wikidata.org.
  4. [5] . Exoplanet Archive. wikidata.org.
  5. [6] . Exoplanet Archive. wikidata.org.
  6. [7] . Exoplanet Archive. wikidata.org.
  7. [8] . Exoplanet Archive. wikidata.org.
  8. [9] . HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica. wikidata.org.
  9. [10] . HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica. wikidata.org.
  10. [11] . HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica. wikidata.org.
  11. [12] . HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica. wikidata.org.
  12. [13] . HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica. wikidata.org.
  13. [14] . HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica. wikidata.org.
  14. [15] . HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica. wikidata.org.
  15. [16] . HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica. wikidata.org.
  16. [17] . wikidata.org.
  17. [18] . wikidata.org.
  18. [19] . HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica. wikidata.org.
  19. [20] . HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica. wikidata.org.
  20. [21] . Exoplanet Archive. wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). HD 28109 d. Retrieved May 3, 2026, from https://4ort.xyz/entity/hd-28109-d
MLA “HD 28109 d.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hd-28109-d.
BibTeX @misc{4ortxyz_hd-28109-d_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD 28109 d}}, year = {2026}, url = {https://4ort.xyz/entity/hd-28109-d}, note = {Accessed: 2026-05-03}}
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