BP Hydrae

RR Lyrae variable star in the constellation Hydra
Place rr_lyrae_variable Q78763571
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BP Hydrae

Summary

BP Hydrae is a RR Lyrae variable[1].

Key Facts

  • BP Hydrae's instance of is recorded as RR Lyrae variable[2].
  • BP Hydrae's instance of is recorded as near-infrared source[3].
  • BP Hydrae's instance of is recorded as variable star[4].
  • BP Hydrae's constellation is recorded as Hydra[5].
  • BP Hydrae's spectral class is recorded as A[6].
  • BP Hydrae's catalog code is recorded as 2MASS J12294229-3222188[7].
  • BP Hydrae's catalog code is recorded as Gaia DR2 3468792716997272960[8].
  • BP Hydrae's catalog code is recorded as BP Hya[9].
  • BP Hydrae's catalog code is recorded as CRTS J122942.1-322220[10].
  • BP Hydrae's catalog code is recorded as TIC 130825736[11].
  • BP Hydrae's catalog code is recorded as WISEA J122942.28-322218.7[12].
  • BP Hydrae's catalog code is recorded as Gaia DR3 3468792716997272960[13].
  • BP Hydrae's type of variable star is recorded as RR Lyrae variables with nearly symmetric light curves[14].
  • BP Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.6'}[15].
  • BP Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.591'}[16].
  • BP Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.448'}[17].
  • BP Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.444'}[18].
  • BP Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.32'}[19].
  • BP Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.389723'}[20].
  • BP Hydrae's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0159'}[21].
  • BP Hydrae's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+4409.687'}[22].
  • BP Hydrae's SIMBAD ID is recorded as V* BP Hya[23].
  • BP Hydrae's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+187.42621710467'}[24].
  • BP Hydrae's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-32.37188965107'}[25].
  • BP Hydrae's epoch is recorded as J2000.0[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 2MASS J12294229-3222188[7], Gaia DR2 3468792716997272960[8], BP Hya[9], CRTS J122942.1-322220[10], TIC 130825736[11], and WISEA J122942.28-322218.7[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] . The Edinburgh-Cape Blue Object Survey - II. Zone 1 - the North Galactic CAP. 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] . Gaia Data Release 3. wikidata.org.
  12. [13] . SIMBAD. wikidata.org.
  13. [14] . The Catalina Surveys Southern periodic variable star catalogue. wikidata.org.
  14. [15] . SIMBAD. wikidata.org.
  15. [16] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  16. [17] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  17. [18] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  18. [19] . The Catalina Surveys Southern periodic variable star catalogue. wikidata.org.
  19. [20] . Gaia Early Data Release 3. wikidata.org.
  20. [21] . Gaia Early Data Release 3. wikidata.org.
  21. [22] . Gaia Data Release 3. wikidata.org.
  22. [23] . wikidata.org.
  23. [24] . Gaia Early Data Release 3. wikidata.org.
  24. [25] . Gaia Early Data Release 3. wikidata.org.
  25. [26] . Gaia Data Release 2. 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). BP Hydrae. Retrieved May 3, 2026, from https://4ort.xyz/entity/bp-hydrae
MLA “BP Hydrae.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/bp-hydrae.
BibTeX @misc{4ortxyz_bp-hydrae_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{BP Hydrae}}, year = {2026}, url = {https://4ort.xyz/entity/bp-hydrae}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): BP Hydrae — https://4ort.xyz/entity/bp-hydrae (retrieved 2026-05-03)

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