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Seyfert galaxy

class of galaxies
Thing astronomical_object_type Q213930
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Seyfert galaxy

Summary

Seyfert galaxy is an astronomical object type[1]. It draws 735 Wikipedia views per month (astronomical_object_type category, ranking #69 of 289).[2]

Key Facts

  • Seyfert galaxy's instance of is recorded as astronomical object type[3].
  • Carl Keenan Seyfert is named after Seyfert galaxy[4].
  • Seyfert galaxy is a type of galaxy[5].
  • Seyfert galaxy is a type of active galactic nucleus[6].
  • Seyfert galaxy's Commons category is recorded as Seyfert galaxies[7].
  • Seyfert galaxy's topic's main category is recorded as Category:Seyfert galaxies[8].
  • Seyfert galaxy's described by source is recorded as Armenian Soviet Encyclopedia[9].
  • Seyfert galaxy's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[10].

Body

Definition and Type

Seyfert galaxy's instance of is recorded as astronomical object type[3]. Recorded subclass of include galaxy[5] and active galactic nucleus[6].

Origins

Carl Keenan Seyfert is named after Seyfert galaxy[4].

Why It Matters

Seyfert galaxy draws 735 Wikipedia views per month (astronomical_object_type category, ranking #69 of 289).[2] It has Wikipedia articles in 27 language editions, a strong signal of global cultural recognition.[11] It is known by 22 alternative names across languages and contexts.[12]

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [11] ↑ . Wikidata sitelinks. wikidata.org.
  3. [12] ↑ . 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). Seyfert galaxy. Retrieved May 3, 2026, from https://4ort.xyz/entity/seyfert-galaxy
MLA “Seyfert galaxy.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/seyfert-galaxy.
BibTeX @misc{4ortxyz_seyfert-galaxy_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Seyfert galaxy}}, year = {2026}, url = {https://4ort.xyz/entity/seyfert-galaxy}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Seyfert galaxy — https://4ort.xyz/entity/seyfert-galaxy (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/seyfert-galaxy · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 7d ago · Twofivesixbot bot · 2026-05-25 view diff on Wikidata ↗
    Instance of → astronomical object type
    Named after → Carl Keenan Seyfert
    On focus list of wikimedia project → Wikipedia:Vital articles/Level/4
    Great russian encyclopedia online id (2017) → 3545630
    + 7 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|2 */ [[Property:P8189]]: 987007541395705171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.