29P/Schwassmann–Wachmann

comet
Thing periodic_comet Q1637514
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29P/Schwassmann–Wachmann

Summary

29P/Schwassmann–Wachmann is a periodic comet[1]. 29P/Schwassmann–Wachmann ranks in the top 5% of periodic_comet entities by monthly Wikipedia readership (38 views/month).[2]

Key Facts

  • 29P/Schwassmann–Wachmann is credited with the discovery of Friedrich Karl Arnold Schwassmann[3].
  • 29P/Schwassmann–Wachmann's image is recorded as 29P Schwassmann Wachmann.jpg[4].
  • 29P/Schwassmann–Wachmann's instance of is recorded as periodic comet[5].
  • 29P/Schwassmann–Wachmann's instance of is recorded as Jupiter-family comet[6].
  • 29P/Schwassmann–Wachmann's Library of Congress authority ID is recorded as sh85118528[7].
  • 29P/Schwassmann–Wachmann's Commons category is recorded as Comet Schwassman-Wachmann 1[8].
  • 29P/Schwassmann–Wachmann's parent astronomical body is recorded as Sun[9].
  • 29P/Schwassmann–Wachmann's provisional designation is recorded as 1989 XV[10].
  • 29P/Schwassmann–Wachmann's provisional designation is recorded as 1974 II[11].
  • 29P/Schwassmann–Wachmann's provisional designation is recorded as 1957 IV[12].
  • 29P/Schwassmann–Wachmann's provisional designation is recorded as 1941 VI[13].
  • 29P/Schwassmann–Wachmann's provisional designation is recorded as 29P/1927 V1[14].
  • 29P/Schwassmann–Wachmann's provisional designation is recorded as 1925 II[15].
  • 29P/Schwassmann–Wachmann's provisional designation is recorded as 1908 IV[16].
  • 29P/Schwassmann–Wachmann's provisional designation is recorded as 29P/1902 E1[17].
  • 29P/Schwassmann–Wachmann's time of discovery or invention is recorded as +1927-11-15T00:00:00Z[18].
  • 29P/Schwassmann–Wachmann's Freebase ID is recorded as /m/029m4_[19].
  • 29P/Schwassmann–Wachmann's JPL Small-Body Database SPK-ID is recorded as 1000079[20].
  • 29P/Schwassmann–Wachmann's orbital eccentricity is recorded as {'amount': '+0.04475336041950449'}[21].
  • 29P/Schwassmann–Wachmann's Encyclopædia Britannica Online ID is recorded as topic/Comet-Schwassmann-Wachmann-1[22].
  • 29P/Schwassmann–Wachmann's absolute magnitude is recorded as {'amount': '+10.1'}[23].
  • 29P/Schwassmann–Wachmann's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+9.36406979103401'}[24].
  • 29P/Schwassmann–Wachmann's orbital period is recorded as {'unit': 'Q573', 'amount': '+5431.578505464853'}[25].
  • 29P/Schwassmann–Wachmann's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+312.3941494996202'}[26].
  • 29P/Schwassmann–Wachmann's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+6.047164127987322'}[27].

Body

Works and Contributions

29P/Schwassmann–Wachmann is credited with the discovery of Friedrich Karl Arnold Schwassmann[3].

Why It Matters

29P/Schwassmann–Wachmann ranks in the top 5% of periodic_comet entities by monthly Wikipedia readership (38 views/month).[2] 29P/Schwassmann–Wachmann has Wikipedia articles in 14 language editions, a strong signal of global cultural recognition.[28] 29P/Schwassmann–Wachmann is known by 12 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [5] . wikidata.org.
  3. [6] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [3] . wikidata.org.
  5. [7] . github.com. Retrieved . github.com. Provenance: wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [11] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [12] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [13] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [14] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [15] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [16] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [17] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [18] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [19] . Freebase Data Dumps. wikidata.org.
  18. [20] . JPL Small-Body Database. Retrieved . wikidata.org.
  19. [21] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [24] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [25] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [26] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [27] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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.
  3. [29] . 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). 29P/Schwassmann–Wachmann. Retrieved May 3, 2026, from https://4ort.xyz/entity/29p-schwassmann-wachmann
MLA “29P/Schwassmann–Wachmann.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/29p-schwassmann-wachmann.
BibTeX @misc{4ortxyz_29p-schwassmann-wachmann_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{29P/Schwassmann–Wachmann}}, year = {2026}, url = {https://4ort.xyz/entity/29p-schwassmann-wachmann}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 29P/Schwassmann–Wachmann — https://4ort.xyz/entity/29p-schwassmann-wachmann (retrieved 2026-05-03)

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