IK Hydrae

RR Lyrae variable star in the constellation Hydra
Place rr_lyrae_variable Q80738332
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IK Hydrae

Summary

IK Hydrae is a RR Lyrae variable[1].

Key Facts

  • IK Hydrae's instance of is recorded as RR Lyrae variable[2].
  • IK Hydrae's instance of is recorded as near-infrared source[3].
  • IK Hydrae's instance of is recorded as variable star[4].
  • IK Hydrae's constellation is recorded as Hydra[5].
  • IK Hydrae's spectral class is recorded as A[6].
  • IK Hydrae's catalog code is recorded as ASAS J120447-2740.7[7].
  • IK Hydrae's catalog code is recorded as GSC 06675-00028[8].
  • IK Hydrae's catalog code is recorded as HIC 58907[9].
  • IK Hydrae's catalog code is recorded as HIP 58907[10].
  • IK Hydrae's catalog code is recorded as PPM 259821[11].
  • IK Hydrae's catalog code is recorded as [SMO84] 120213-272359[12].
  • IK Hydrae's catalog code is recorded as 2MASS J12044728-2740432[13].
  • IK Hydrae's catalog code is recorded as Gaia DR1 3486473753028871808[14].
  • IK Hydrae's catalog code is recorded as Gaia DR2 3486473757325180032[15].
  • IK Hydrae's catalog code is recorded as IK Hya[16].
  • IK Hydrae's catalog code is recorded as Gaia DR3 3486473757325180032[17].
  • IK Hydrae's catalog code is recorded as RAVE J120447.3-274043[18].
  • IK Hydrae's catalog code is recorded as TIC 98991911[19].
  • IK Hydrae's catalog code is recorded as TYC 6675-28-1[20].
  • IK Hydrae's catalog code is recorded as WISEA J120447.22-274043.7[21].
  • IK Hydrae's type of variable star is recorded as RR Lyrae variable with asymmetric light curves[22].
  • IK Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.23'}[23].
  • IK Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.46'}[24].
  • IK Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.228'}[25].
  • IK Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.928'}[26].

Body

Designation and Status

Recorded instance of include RR Lyrae variable[2], near-infrared source[3], and variable star[4].

History and Context

Catalog codes include ASAS J120447-2740.7[7], GSC 06675-00028[8], HIC 58907[9], HIP 58907[10], PPM 259821[11], and [SMO84] 120213-272359[12].

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] . SIMBAD. wikidata.org.
  4. [5] . wikidata.org.
  5. [6] . Discoveries on southern objective-prism plates. II. New probable field horizontal-branch stars. 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] . Gaia Data Release 3. wikidata.org.
  21. [22] . Mid-infrared period-luminosity relations of RR Lyrae stars derived from the AllWISE Data Release. wikidata.org.
  22. [23] . SIMBAD. wikidata.org.
  23. [24] . SIMBAD. wikidata.org.
  24. [25] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). 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). IK Hydrae. Retrieved May 3, 2026, from https://4ort.xyz/entity/ik-hydrae
MLA “IK Hydrae.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/ik-hydrae.
BibTeX @misc{4ortxyz_ik-hydrae_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{IK Hydrae}}, year = {2026}, url = {https://4ort.xyz/entity/ik-hydrae}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): IK Hydrae — https://4ort.xyz/entity/ik-hydrae (retrieved 2026-05-03)

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