51 Ophiuchi

star in the constellation
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51 Ophiuchi

Summary

51 Ophiuchi is a Be-type star[1]. It draws 10 Wikipedia views per month (be_type_star category, ranking #8 of 31).[2]

Key Facts

  • 51 Ophiuchi's instance of is recorded as Be-type star[3].
  • 51 Ophiuchi's instance of is recorded as suspected variable[4].
  • 51 Ophiuchi's instance of is recorded as near-infrared source[5].
  • 51 Ophiuchi's instance of is recorded as ultraviolet source[6].
  • 51 Ophiuchi's instance of is recorded as young stellar object[7].
  • 51 Ophiuchi's instance of is recorded as star[8].
  • 51 Ophiuchi's instance of is recorded as A-type main sequence star[9].
  • 51 Ophiuchi's instance of is recorded as Mid-infrared source[10].
  • 51 Ophiuchi's constellation is recorded as Ophiuchus[11].
  • 51 Ophiuchi's spectral class is recorded as B9.5IIIe[12].
  • 51 Ophiuchi's catalog code is recorded as HD 158643[13].
  • 51 Ophiuchi's catalog code is recorded as HIP 85755[14].
  • 51 Ophiuchi's catalog code is recorded as HR 6519[15].
  • 51 Ophiuchi's catalog code is recorded as SAO 185470[16].
  • 51 Ophiuchi's catalog code is recorded as IRAS 17283-2355[17].
  • 51 Ophiuchi's catalog code is recorded as 2MASS J17312497-2357453[18].
  • 51 Ophiuchi's catalog code is recorded as GSC 06826-00368[19].
  • 51 Ophiuchi's catalog code is recorded as c Oph[20].
  • 51 Ophiuchi's catalog code is recorded as GC 23717[21].
  • 51 Ophiuchi's catalog code is recorded as GCRV 10120[22].
  • 51 Ophiuchi's catalog code is recorded as HIC 85755[23].
  • 51 Ophiuchi's catalog code is recorded as JP11 2860[24].
  • 51 Ophiuchi's catalog code is recorded as N30 3900[25].
  • 51 Ophiuchi's catalog code is recorded as NSV 9037[26].
  • 51 Ophiuchi's catalog code is recorded as PLX 3973[27].

Body

Designation and Status

Recorded instance of include Be-type star[3], suspected variable[4], near-infrared source[5], ultraviolet source[6], young stellar object[7], and star[8].

History and Context

Catalog codes include HD 158643[13], HIP 85755[14], HR 6519[15], SAO 185470[16], IRAS 17283-2355[17], and 2MASS J17312497-2357453[18].

Why It Matters

51 Ophiuchi draws 10 Wikipedia views per month (be_type_star category, ranking #8 of 31).[2] It has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[28] It is known by 29 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [3] . A catalogue of Be stars. wikidata.org.
  2. [4] . New Catalogue of Suspected Variable Stars. wikidata.org.
  3. [5] . SIMBAD. wikidata.org.
  4. [6] . SIMBAD. wikidata.org.
  5. [7] . SIMBAD. wikidata.org.
  6. [8] . SIMBAD. wikidata.org.
  7. [9] . SIMBAD. wikidata.org.
  8. [10] . SIMBAD. wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . Evolution of emission-line activity in intermediate-mass young stars. 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] . 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] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . 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). 51 Ophiuchi. Retrieved May 3, 2026, from https://4ort.xyz/entity/51-ophiuchi
MLA “51 Ophiuchi.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/51-ophiuchi.
BibTeX @misc{4ortxyz_51-ophiuchi_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{51 Ophiuchi}}, year = {2026}, url = {https://4ort.xyz/entity/51-ophiuchi}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 51 Ophiuchi — https://4ort.xyz/entity/51-ophiuchi (retrieved 2026-05-03)

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