Tau1 Hydrae

multiple star system in the constellation Hydra
Thing triple_star_system Q3232684
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Tau1 Hydrae

Summary

Tau1 Hydrae is a triple star system[1]. It has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • Tau1 Hydrae's instance of is recorded as triple star system[3].
  • Tau1 Hydrae's instance of is recorded as F-type main-sequence star[4].
  • Tau1 Hydrae's instance of is recorded as spectroscopic binary[5].
  • Tau1 Hydrae's instance of is recorded as high proper-motion star[6].
  • Tau1 Hydrae's instance of is recorded as near-infrared source[7].
  • Tau1 Hydrae's instance of is recorded as ultraviolet source[8].
  • Tau1 Hydrae's constellation is recorded as Hydra[9].
  • Tau1 Hydrae's spectral class is recorded as F5.5IV-V[10].
  • Tau1 Hydrae's has part is recorded as Q66611313[11].
  • Tau1 Hydrae's catalog code is recorded as τ¹ Hya[12].
  • Tau1 Hydrae's catalog code is recorded as NSV 18209[13].
  • Tau1 Hydrae's catalog code is recorded as PLX 2255[14].
  • Tau1 Hydrae's catalog code is recorded as CCDM J09291-0246A[15].
  • Tau1 Hydrae's catalog code is recorded as GC 13080[16].
  • Tau1 Hydrae's catalog code is recorded as GCRV 6145[17].
  • Tau1 Hydrae's catalog code is recorded as GJ 348 A[18].
  • Tau1 Hydrae's catalog code is recorded as HD 81997[19].
  • Tau1 Hydrae's catalog code is recorded as HIC 46509[20].
  • Tau1 Hydrae's catalog code is recorded as HIP 46509[21].
  • Tau1 Hydrae's catalog code is recorded as HR 3759[22].
  • Tau1 Hydrae's catalog code is recorded as IDS 09240-0220 A[23].
  • Tau1 Hydrae's catalog code is recorded as JP11 1818[24].
  • Tau1 Hydrae's catalog code is recorded as N30 2254[25].
  • Tau1 Hydrae's catalog code is recorded as PPM 177880[26].
  • Tau1 Hydrae's catalog code is recorded as RBS 778[27].

Why It Matters

Tau1 Hydrae has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[2] It is known by 11 alternative names across languages and contexts.[28]

References

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

Direct Wikidata claims

  1. [3] . A catalogue of multiplicity among bright stellar systems. wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . SB9: The ninth catalogue of spectroscopic binary orbits. wikidata.org.
  4. [6] . SIMBAD. wikidata.org.
  5. [7] . SIMBAD. wikidata.org.
  6. [8] . SIMBAD. wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . The Physical Basis of Luminosity Classification in the Late A-, F-, and Early G-Type Stars. I. Precise Spectral Types for 372 Stars. wikidata.org.
  9. [11] . Washington Double Star Catalog. wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . SIMBAD. wikidata.org.
  12. [14] . SIMBAD. wikidata.org.
  13. [15] . SIMBAD. wikidata.org.
  14. [16] . SIMBAD. wikidata.org.
  15. [17] . SIMBAD. wikidata.org.
  16. [18] . SIMBAD. wikidata.org.
  17. [19] . SIMBAD. wikidata.org.
  18. [20] . SIMBAD. wikidata.org.
  19. [21] . SIMBAD. wikidata.org.
  20. [22] . SIMBAD. wikidata.org.
  21. [23] . SIMBAD. wikidata.org.
  22. [24] . SIMBAD. wikidata.org.
  23. [25] . SIMBAD. wikidata.org.
  24. [26] . SIMBAD. wikidata.org.
  25. [27] . SIMBAD. wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [28] . 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). Tau1 Hydrae. Retrieved May 3, 2026, from https://4ort.xyz/entity/tau1-hydrae
MLA “Tau1 Hydrae.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/tau1-hydrae.
BibTeX @misc{4ortxyz_tau1-hydrae_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Tau1 Hydrae}}, year = {2026}, url = {https://4ort.xyz/entity/tau1-hydrae}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Tau1 Hydrae — https://4ort.xyz/entity/tau1-hydrae (retrieved 2026-05-03)

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