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PR Hydrae

long-period variable star in the constellation Hydra
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PR Hydrae

Summary

PR Hydrae is a long-period variable star[1].

Key Facts

  • PR Hydrae's instance of is recorded as long-period variable star[2].
  • PR Hydrae's instance of is recorded as near-infrared source[3].
  • PR Hydrae's constellation is recorded as Hydra[4].
  • PR Hydrae's spectral class is recorded as M0[5].
  • PR Hydrae's catalog code is recorded as GSC 05489-00600[6].
  • PR Hydrae's catalog code is recorded as HIC 49463[7].
  • PR Hydrae's catalog code is recorded as HIP 49463[8].
  • PR Hydrae's catalog code is recorded as PPM 222441[9].
  • PR Hydrae's catalog code is recorded as SAO 155723[10].
  • PR Hydrae's catalog code is recorded as YZ 0 5613[11].
  • PR Hydrae's catalog code is recorded as YZ 104 4066[12].
  • PR Hydrae's catalog code is recorded as 2MASS J10055293-1448375[13].
  • PR Hydrae's catalog code is recorded as Gaia DR1 5686509830588843520[14].
  • PR Hydrae's catalog code is recorded as Gaia DR2 5686509834884469248[15].
  • PR Hydrae's catalog code is recorded as PR Hya[16].
  • PR Hydrae's catalog code is recorded as Gaia DR3 5686509834884469248[17].
  • PR Hydrae's catalog code is recorded as TIC 422208394[18].
  • PR Hydrae's catalog code is recorded as TYC 5489-600-1[19].
  • PR Hydrae's catalog code is recorded as BD-14 3025[20].
  • PR Hydrae's type of variable star is recorded as SRb semi-regular variable star[21].
  • PR Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+4.994'}[22].
  • PR Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+3.814'}[23].
  • PR Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.13'}[24].
  • PR Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.68'}[25].
  • PR Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+4.017'}[26].

Body

Designation and Status

Recorded instance of include long-period variable star[2] and near-infrared source[3].

History and Context

Catalog codes include GSC 05489-00600[6], HIC 49463[7], HIP 49463[8], PPM 222441[9], SAO 155723[10], and YZ 0 5613[11].

References

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

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . SIMBAD. wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . SIMBAD. wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . SIMBAD. wikidata.org.
  8. [9] ↑ . SIMBAD. wikidata.org.
  9. [10] ↑ . SIMBAD. wikidata.org.
  10. [11] ↑ . SIMBAD. wikidata.org.
  11. [12] ↑ . SIMBAD. wikidata.org.
  12. [13] ↑ . SIMBAD. wikidata.org.
  13. [14] ↑ . SIMBAD. wikidata.org.
  14. [15] ↑ . SIMBAD. wikidata.org.
  15. [16] ↑ . SIMBAD. wikidata.org.
  16. [17] ↑ . SIMBAD. wikidata.org.
  17. [18] ↑ . SIMBAD. wikidata.org.
  18. [19] ↑ . SIMBAD. wikidata.org.
  19. [20] ↑ . SIMBAD. wikidata.org.
  20. [21] ↑ . VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+, 2007-2017). wikidata.org.
  21. [22] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  22. [23] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  23. [24] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  24. [25] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  25. [26] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). 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). PR Hydrae. Retrieved May 3, 2026, from https://4ort.xyz/entity/pr-hydrae
MLA “PR Hydrae.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/pr-hydrae.
BibTeX @misc{4ortxyz_pr-hydrae_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{PR Hydrae}}, year = {2026}, url = {https://4ort.xyz/entity/pr-hydrae}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): PR Hydrae — https://4ort.xyz/entity/pr-hydrae (retrieved 2026-05-03)

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