BN Hydrae

RR Lyrae variable star in the constellation Hydra
Place rr_lyrae_variable Q78765941
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BN Hydrae

Summary

BN Hydrae is a RR Lyrae variable[1].

Key Facts

  • BN Hydrae's instance of is recorded as RR Lyrae variable[2].
  • BN Hydrae's instance of is recorded as near-infrared source[3].
  • BN Hydrae's constellation is recorded as Hydra[4].
  • BN Hydrae's catalog code is recorded as 2MASS J12271664-2905038[5].
  • BN Hydrae's catalog code is recorded as Gaia DR2 3471695908730784896[6].
  • BN Hydrae's catalog code is recorded as BN Hya[7].
  • BN Hydrae's catalog code is recorded as TIC 443666631[8].
  • BN Hydrae's catalog code is recorded as CRTS J122716.4-290504[9].
  • BN Hydrae's catalog code is recorded as WISEA J122716.64-290503.8[10].
  • BN Hydrae's catalog code is recorded as Gaia DR3 3471695908730784896[11].
  • BN Hydrae's type of variable star is recorded as RR Lyrae variables with nearly symmetric light curves[12].
  • BN Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.7642'}[13].
  • BN Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.8861'}[14].
  • BN Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.5871'}[15].
  • BN Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.5802'}[16].
  • BN Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.921'}[17].
  • BN Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.748'}[18].
  • BN Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.774'}[19].
  • BN Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.63'}[20].
  • BN Hydrae's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.733802'}[21].
  • BN Hydrae's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.201'}[22].
  • BN Hydrae's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-5.65'}[23].
  • BN Hydrae's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+4975.12'}[24].
  • BN Hydrae's SIMBAD ID is recorded as V* BN Hya[25].
  • BN Hydrae's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+186.81933925714998'}[26].

Body

Designation and Status

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

History and Context

Catalog codes include 2MASS J12271664-2905038[5], Gaia DR2 3471695908730784896[6], BN Hya[7], TIC 443666631[8], CRTS J122716.4-290504[9], and WISEA J122716.64-290503.8[10].

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] . Gaia Data Release 3. wikidata.org.
  10. [11] . SIMBAD. wikidata.org.
  11. [12] . Machine-learned Identification of RR Lyrae Stars from Sparse, Multi-band Data: The PS1 Sample. wikidata.org.
  12. [13] . The Pan-STARRS release 1 (PS1) Survey - DR1. wikidata.org.
  13. [14] . The Pan-STARRS release 1 (PS1) Survey - DR1. wikidata.org.
  14. [15] . The Pan-STARRS release 1 (PS1) Survey - DR1. wikidata.org.
  15. [16] . The Pan-STARRS release 1 (PS1) Survey - DR1. 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] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  19. [20] . The Catalina Surveys Southern periodic variable star catalogue. wikidata.org.
  20. [21] . Gaia Early Data Release 3. wikidata.org.
  21. [22] . Gaia Data Release 3. wikidata.org.
  22. [23] . Gaia Data Release 3. wikidata.org.
  23. [24] . Gaia Early Data Release 3. wikidata.org.
  24. [25] . wikidata.org.
  25. [26] . Gaia Early Data Release 3. wikidata.org.

Class ancestry

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

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APA 4ort.xyz Knowledge Graph. (2026). BN Hydrae. Retrieved May 3, 2026, from https://4ort.xyz/entity/bn-hydrae
MLA “BN Hydrae.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/bn-hydrae.
BibTeX @misc{4ortxyz_bn-hydrae_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{BN Hydrae}}, year = {2026}, url = {https://4ort.xyz/entity/bn-hydrae}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): BN Hydrae — https://4ort.xyz/entity/bn-hydrae (retrieved 2026-05-03)

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