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NGC 6821

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NGC 6821

Summary

NGC 6821 is an emission-line galaxy[1]. NGC 6821 has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • NGC 6821 is credited with the discovery of Albert Marth[3].
  • NGC 6821's instance of is recorded as emission-line galaxy[4].
  • NGC 6821's constellation is recorded as Aquila[5].
  • NGC 6821's galaxy morphological type is recorded as SBcd[6].
  • NGC 6821's catalog code is recorded as NGC 6821[7].
  • NGC 6821's catalog code is recorded as PGC 63594[8].
  • NGC 6821's catalog code is recorded as 2MASX J19442405-0650002[9].
  • NGC 6821's catalog code is recorded as 6dFGS gJ194424.1-065000[10].
  • NGC 6821's catalog code is recorded as IRAS 19417-0657[11].
  • NGC 6821's catalog code is recorded as IRAS F19417-0657[12].
  • NGC 6821's catalog code is recorded as MCG-01-50-002[13].
  • NGC 6821's catalog code is recorded as NVSS J194424-065003[14].
  • NGC 6821's catalog code is recorded as PSCz P19417-0657[15].
  • NGC 6821's catalog code is recorded as LEDA 63594[16].
  • NGC 6821's catalog code is recorded as [SLK2004] 1574[17].
  • NGC 6821's time of discovery or invention is recorded as +1863-08-08T00:00:00Z[18].
  • NGC 6821's redshift is recorded as {'unit': '1', 'amount': '+0.005023'}[19].
  • NGC 6821's redshift is recorded as {'unit': '1', 'amount': '+0.005023'}[20].
  • NGC 6821's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.1'}[21].
  • NGC 6821's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.69'}[22].
  • NGC 6821's apparent magnitude is recorded as {'unit': '1', 'amount': '+14'}[23].
  • NGC 6821's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.174'}[24].
  • NGC 6821's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.527'}[25].
  • NGC 6821's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.152'}[26].
  • NGC 6821's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+1524'}[27].

Body

Definition and Type

NGC 6821's instance of is recorded as emission-line galaxy[4].

Why It Matters

NGC 6821 has Wikipedia articles in 25 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] ↑ . SIMBAD. wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . SIMBAD. wikidata.org.
  6. [8] ↑ . SIMBAD. wikidata.org.
  7. [9] ↑ . SIMBAD. wikidata.org.
  8. [10] ↑ . SIMBAD. wikidata.org.
  9. [11] ↑ . SIMBAD. wikidata.org.
  10. [12] ↑ . SIMBAD. 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] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . Comparison LEDA/SIMBAD octobre 2002. Catalogue to be published in 2003. wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . The 6dF Galaxy Survey: final redshift release (DR3) and southern large-scale structures. wikidata.org.
  21. [23] ↑ . SIMBAD. wikidata.org.
  22. [24] ↑ . The Two Micron All Sky Survey (2MASS). wikidata.org.
  23. [25] ↑ . The Two Micron All Sky Survey (2MASS). wikidata.org.
  24. [26] ↑ . The Two Micron All Sky Survey (2MASS). wikidata.org.
  25. [27] ↑ . Galaxy groups: a 2MASS catalog. 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 6821. Retrieved May 7, 2026, from https://4ort.xyz/entity/q1147882
MLA “NGC 6821.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q1147882.
BibTeX @misc{4ortxyz_q1147882_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{NGC 6821}}, year = {2026}, url = {https://4ort.xyz/entity/q1147882}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): NGC 6821 — https://4ort.xyz/entity/q1147882 (retrieved 2026-05-07)

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