NGC 2121

star cluster
Thing star_cluster Q1047015
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NGC 2121

Summary

NGC 2121 is a star cluster[1]. It has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • NGC 2121 is credited with the discovery of John Frederick William Herschel[3].
  • NGC 2121's image is recorded as NGC 2121 Aladin.jpg[4].
  • NGC 2121's instance of is recorded as star cluster[5].
  • NGC 2121's instance of is recorded as galaxy[6].
  • NGC 2121's constellation is recorded as Mensa[7].
  • NGC 2121's part of is recorded as Large Magellanic Cloud[8].
  • NGC 2121's Commons category is recorded as NGC 2121[9].
  • NGC 2121's catalog code is recorded as NGC 2121[10].
  • NGC 2121's catalog code is recorded as ESO 57-40[11].
  • NGC 2121's catalog code is recorded as LW 303[12].
  • NGC 2121's catalog code is recorded as [SL63] 725[13].
  • NGC 2121's time of discovery or invention is recorded as +1836-02-09T00:00:00Z[14].
  • NGC 2121's apparent magnitude is recorded as {'amount': '+12.37'}[15].
  • NGC 2121's apparent magnitude is recorded as {'amount': '+13.21'}[16].
  • NGC 2121's radial velocity is recorded as {'unit': 'Q3674704', 'amount': '+232.5'}[17].
  • NGC 2121's radial velocity is recorded as {'unit': 'Q3674704', 'amount': '+232.5'}[18].
  • NGC 2121's metallicity is recorded as {'amount': '-0.50'}[19].
  • NGC 2121's Google Knowledge Graph ID is recorded as /g/122tpv_j[20].
  • NGC 2121's SIMBAD ID is recorded as NGC 2121[21].
  • NGC 2121's New General Catalogue ID is recorded as 2121[22].
  • NGC 2121's right ascension is recorded as {'unit': 'Q28390', 'amount': '+87.054958'}[23].
  • NGC 2121's declination is recorded as {'unit': 'Q28390', 'amount': '-71.4811111'}[24].
  • NGC 2121's epoch is recorded as J2000.0[25].

Body

Works and Contributions

NGC 2121 is credited with the discovery of John Frederick William Herschel[3].

Why It Matters

NGC 2121 has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.[2]

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] . SIMBAD. wikidata.org.
  4. [7] . VizieR. wikidata.org.
  5. [3] . wikidata.org.
  6. [8] . SIMBAD. wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . SIMBAD. wikidata.org.
  9. [11] . SIMBAD. wikidata.org.
  10. [12] . SIMBAD. wikidata.org.
  11. [13] . SIMBAD. wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . CaiiTriplet Spectroscopy of Large Magellanic Cloud Red Giants. I. Abundances and Velocities for a Sample of Populous Clusters. wikidata.org.
  14. [16] . SIMBAD. wikidata.org.
  15. [17] . CaiiTriplet Spectroscopy of Large Magellanic Cloud Red Giants. I. Abundances and Velocities for a Sample of Populous Clusters. wikidata.org.
  16. [18] . CaiiTriplet Spectroscopy of Large Magellanic Cloud Red Giants. I. Abundances and Velocities for a Sample of Populous Clusters. wikidata.org.
  17. [19] . CaiiTriplet Spectroscopy of Large Magellanic Cloud Red Giants. I. Abundances and Velocities for a Sample of Populous Clusters. wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . The star clusters of the Large Magellanic Cloud: structural parameters. wikidata.org.
  22. [24] . The star clusters of the Large Magellanic Cloud: structural parameters. wikidata.org.
  23. [25] . The star clusters of the Large Magellanic Cloud: structural parameters. wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . 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 2121. Retrieved May 3, 2026, from https://4ort.xyz/entity/ngc-2121
MLA “NGC 2121.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/ngc-2121.
BibTeX @misc{4ortxyz_ngc-2121_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{NGC 2121}}, year = {2026}, url = {https://4ort.xyz/entity/ngc-2121}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): NGC 2121 — https://4ort.xyz/entity/ngc-2121 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/ngc-2121 · Last refreshed: