NGC 637

open cluster in the constellation Cassiopeia
Place open_cluster Q652785
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NGC 637

Summary

NGC 637 is an open cluster[1]. It draws 5 Wikipedia views per month (open_cluster category, ranking #40 of 108).[2]

Key Facts

  • NGC 637 is credited with the discovery of William Herschel[3].
  • NGC 637's image is recorded as NGC 0637 DSS.jpg[4].
  • NGC 637's instance of is recorded as open cluster[5].
  • NGC 637's constellation is recorded as Cassiopeia[6].
  • NGC 637's Commons category is recorded as NGC 637[7].
  • NGC 637's catalog code is recorded as NGC 637[8].
  • NGC 637's catalog code is recorded as OCL 329[9].
  • NGC 637's catalog code is recorded as OCl 329[10].
  • NGC 637's catalog code is recorded as C 0139+637[11].
  • NGC 637's catalog code is recorded as OCISM 77[12].
  • NGC 637's catalog code is recorded as [KPS2012] MWSC 0133[13].
  • NGC 637's time of discovery or invention is recorded as +1787-11-09T00:00:00Z[14].
  • NGC 637's Freebase ID is recorded as /m/0g9sp0s[15].
  • NGC 637's apparent magnitude is recorded as {'amount': '+8.56'}[16].
  • NGC 637's apparent magnitude is recorded as {'amount': '+8.2'}[17].
  • NGC 637's radial velocity is recorded as {'unit': 'Q3674704', 'amount': '-45.8'}[18].
  • NGC 637's distance from Earth is recorded as {'unit': 'Q531', 'amount': '+7045'}[19].
  • NGC 637's distance from Earth is recorded as {'unit': 'Q12129', 'amount': '+2160'}[20].
  • NGC 637's SIMBAD ID is recorded as NGC 637[21].
  • NGC 637's New General Catalogue ID is recorded as 637[22].
  • NGC 637's right ascension is recorded as {'unit': 'Q28390', 'amount': '+25.7667'}[23].
  • NGC 637's declination is recorded as {'unit': 'Q28390', 'amount': '+64.0400'}[24].
  • NGC 637's epoch is recorded as J2000.0[25].
  • NGC 637's declination component of proper motion is recorded as {'unit': 'Q22137107', 'amount': '+0.38'}[26].
  • NGC 637's right ascension component of proper motion is recorded as {'unit': 'Q22137107', 'amount': '-1.28'}[27].

Body

Designation and Status

NGC 637's instance of is recorded as open cluster[5].

History and Context

Catalog codes include NGC 637[8], OCL 329[9], C 0139+637[11], OCISM 77[12], and [KPS2012] MWSC 0133[13].

Why It Matters

NGC 637 draws 5 Wikipedia views per month (open_cluster category, ranking #40 of 108).[2] It has Wikipedia articles in 14 language editions, a strong signal of global cultural recognition.[28]

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] . 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] . Freebase Data Dumps. wikidata.org.
  14. [16] . SIMBAD. wikidata.org.
  15. [17] . SIMBAD. wikidata.org.
  16. [18] . A RAVE investigation on Galactic open clusters. wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . Astrophysical parameters of Galactic open clusters. wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . The orbits of open clusters in the Galaxy. wikidata.org.
  22. [24] . The orbits of open clusters in the Galaxy. wikidata.org.
  23. [25] . The orbits of open clusters in the Galaxy. wikidata.org.
  24. [26] . Proper motions of the optically visible open clusters based on the UCAC4 catalog. wikidata.org.
  25. [27] . Proper motions of the optically visible open clusters based on the UCAC4 catalog. 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.

📑 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 637. Retrieved May 3, 2026, from https://4ort.xyz/entity/ngc-637
MLA “NGC 637.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/ngc-637.
BibTeX @misc{4ortxyz_ngc-637_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{NGC 637}}, year = {2026}, url = {https://4ort.xyz/entity/ngc-637}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): NGC 637 — https://4ort.xyz/entity/ngc-637 (retrieved 2026-05-03)

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