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C/1998 P1 (Williams)

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C/1998 P1 (Williams)

Summary

C/1998 P1 (Williams) is a non-periodic comet[1].

Key Facts

  • C/1998 P1 (Williams) is credited with the discovery of Peter Francis Williams[2].
  • C/1998 P1 (Williams)'s image is recorded as First ESO image of new comet 1998 P1 - Eso9838a.jpg[3].
  • C/1998 P1 (Williams)'s instance of is recorded as non-periodic comet[4].
  • C/1998 P1 (Williams)'s Commons category is recorded as C/1998 P1 (Williams)[5].
  • C/1998 P1 (Williams)'s time of discovery or invention is recorded as +1998-08-10T00:00:00Z[6].
  • C/1998 P1 (Williams)'s JPL Small-Body Database SPK-ID is recorded as 1000227[7].
  • C/1998 P1 (Williams)'s orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.9993594130639354'}[8].
  • C/1998 P1 (Williams)'s absolute magnitude is recorded as {'unit': '1', 'amount': '+7.8'}[9].
  • C/1998 P1 (Williams)'s orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+145.7285193610125'}[10].
  • C/1998 P1 (Williams)'s orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+27643671.53438522'}[11].
  • C/1998 P1 (Williams)'s longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+156.3730919994927'}[12].
  • C/1998 P1 (Williams)'s semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1789.224616887551'}[13].
  • C/1998 P1 (Williams)'s apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3577.303079859839'}[14].
  • C/1998 P1 (Williams)'s periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.146153915263378'}[15].
  • C/1998 P1 (Williams)'s argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+294.4529323278361'}[16].
  • C/1998 P1 (Williams)'s mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.0007574568782474919'}[17].
  • C/1998 P1 (Williams)'s Google Knowledge Graph ID is recorded as /g/11j8f_2zt9[18].
  • C/1998 P1 (Williams)'s epoch is recorded as December 15, 1998[19].
  • C/1998 P1 (Williams)'s time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2451104.336419045'}[20].

Body

Works and Contributions

C/1998 P1 (Williams) is credited with the discovery of Peter Francis Williams[2].

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [2] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . JPL Small-Body Database. Retrieved . wikidata.org.
  7. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  8. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [12] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). C/1998 P1 (Williams). Retrieved May 3, 2026, from https://4ort.xyz/entity/c-1998-p1-williams-
MLA “C/1998 P1 (Williams).” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/c-1998-p1-williams-.
BibTeX @misc{4ortxyz_c-1998-p1-williams-_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{C/1998 P1 (Williams)}}, year = {2026}, url = {https://4ort.xyz/entity/c-1998-p1-williams-}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): C/1998 P1 (Williams) — https://4ort.xyz/entity/c-1998-p1-williams- (retrieved 2026-05-03)

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