NGC 231

open cluster in the constellation Tucana
Place open_cluster Q529916
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NGC 231

Summary

NGC 231 is an open cluster[1]. It draws 3 Wikipedia views per month (open_cluster category, ranking #42 of 108).[2]

Key Facts

  • NGC 231 is credited with the discovery of John Frederick William Herschel[3].
  • NGC 231's image is recorded as NGC 0231 DSS.jpg[4].
  • NGC 231's instance of is recorded as open cluster[5].
  • NGC 231's constellation is recorded as Tucana[6].
  • NGC 231's part of is recorded as Small Magellanic Cloud[7].
  • NGC 231's Commons category is recorded as NGC 231[8].
  • NGC 231's catalog code is recorded as NGC 231[9].
  • NGC 231's catalog code is recorded as ESO 29-5[10].
  • NGC 231's catalog code is recorded as OGLE-CL SMC 11[11].
  • NGC 231's time of discovery or invention is recorded as +1834-08-12T00:00:00Z[12].
  • NGC 231's apparent magnitude is recorded as {'amount': '+12.87'}[13].
  • NGC 231's apparent magnitude is recorded as {'amount': '+13.01'}[14].
  • NGC 231's apparent magnitude is recorded as {'amount': '+13.14'}[15].
  • NGC 231's apparent magnitude is recorded as {'amount': '+12.62'}[16].
  • NGC 231's absolute magnitude is recorded as {'amount': '+17.4'}[17].
  • NGC 231's Google Knowledge Graph ID is recorded as /g/1214m5n7[18].
  • NGC 231's SIMBAD ID is recorded as NGC 231[19].
  • NGC 231's New General Catalogue ID is recorded as 231[20].
  • NGC 231's angular diameter is recorded as {'unit': 'Q209426', 'amount': '+1.26'}[21].
  • NGC 231's right ascension is recorded as {'unit': 'Q28390', 'amount': '+10.280167'}[22].
  • NGC 231's declination is recorded as {'unit': 'Q28390', 'amount': '-73.349556'}[23].
  • NGC 231's epoch is recorded as J2000.0[24].
  • NGC 231's age estimated by a dating method is recorded as {'unit': 'Q20764', 'amount': '+85'}[25].

Body

Geography

NGC 231's part of is recorded as Small Magellanic Cloud[7].

Designation and Status

NGC 231's instance of is recorded as open cluster[5].

History and Context

Catalog codes include NGC 231[9], ESO 29-5[10], and OGLE-CL SMC 11[11].

Why It Matters

NGC 231 draws 3 Wikipedia views per month (open_cluster category, ranking #42 of 108).[2] It has Wikipedia articles in 17 language editions, a strong signal of global cultural recognition.[26]

References

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

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [5] . SIMBAD. wikidata.org.
  3. [6] . VizieR. wikidata.org.
  4. [3] . wikidata.org.
  5. [7] . Infrared surface brightness fluctuations of Magellanic star clusters. wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . SIMBAD. wikidata.org.
  8. [10] . SIMBAD. wikidata.org.
  9. [11] . SIMBAD. wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . The star clusters of the Small Magellanic Cloud: age distribution. wikidata.org.
  12. [14] . The star clusters of the Small Magellanic Cloud: age distribution. wikidata.org.
  13. [15] . The star clusters of the Small Magellanic Cloud: age distribution. wikidata.org.
  14. [16] . The star clusters of the Small Magellanic Cloud: age distribution. wikidata.org.
  15. [17] . A study of Be stars in the Magellanic Clouds. wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . A study of Be stars in the Magellanic Clouds. wikidata.org.
  20. [22] . The star clusters of the Small Magellanic Cloud: age distribution. wikidata.org.
  21. [23] . The star clusters of the Small Magellanic Cloud: age distribution. wikidata.org.
  22. [24] . The star clusters of the Small Magellanic Cloud: age distribution. wikidata.org.
  23. [25] . Magellanic Clouds stellar clusters. II. New B,V CM diagrams for 6 LMC and 10 SMC clusters. wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [26] . Wikidata sitelinks. 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). NGC 231. Retrieved May 3, 2026, from https://4ort.xyz/entity/ngc-231
MLA “NGC 231.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/ngc-231.
BibTeX @misc{4ortxyz_ngc-231_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{NGC 231}}, year = {2026}, url = {https://4ort.xyz/entity/ngc-231}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): NGC 231 — https://4ort.xyz/entity/ngc-231 (retrieved 2026-05-03)

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