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C/1921 H1 (Dubiago)

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C/1921 H1 (Dubiago)

Summary

C/1921 H1 (Dubiago) is a periodic comet[1]. C/1921 H1 (Dubiago) draws 4 Wikipedia views per month (periodic_comet category, ranking #32 of 183).[2]

Key Facts

  • C/1921 H1 (Dubiago) is credited with the discovery of Alexander Dubyago[3].
  • C/1921 H1 (Dubiago)'s instance of is recorded as periodic comet[4].
  • C/1921 H1 (Dubiago)'s instance of is recorded as non-periodic comet[5].
  • C/1921 H1 (Dubiago)'s instance of is recorded as Halley-type comet[6].
  • C/1921 H1 (Dubiago)'s instance of is recorded as near-Earth object[7].
  • C/1921 H1 (Dubiago)'s parent astronomical body is recorded as Sun[8].
  • C/1921 H1 (Dubiago)'s provisional designation is recorded as 1921 I[9].
  • C/1921 H1 (Dubiago)'s provisional designation is recorded as C/1921 H1[10].
  • C/1921 H1 (Dubiago)'s provisional designation is recorded as 1921c[11].
  • C/1921 H1 (Dubiago)'s JPL Small-Body Database SPK-ID is recorded as 1000024[12].
  • C/1921 H1 (Dubiago)'s orbital eccentricity is recorded as {'amount': '+0.9347381639360419'}[13].
  • C/1921 H1 (Dubiago)'s orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+22.3454025246227'}[14].
  • C/1921 H1 (Dubiago)'s orbital period is recorded as {'unit': 'Q573', 'amount': '+25833.14431074962'}[15].
  • C/1921 H1 (Dubiago)'s longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+67.12734511237147'}[16].
  • C/1921 H1 (Dubiago)'s semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+17.10222288614106'}[17].
  • C/1921 H1 (Dubiago)'s apoapsis is recorded as {'unit': 'Q1811', 'amount': '+33.08832330595752'}[18].
  • C/1921 H1 (Dubiago)'s periapsis is recorded as {'unit': 'Q1811', 'amount': '+1.11612246632461'}[19].
  • C/1921 H1 (Dubiago)'s argument of periapsis is recorded as {'unit': 'Q28390', 'amount': '+97.48133618992105'}[20].
  • C/1921 H1 (Dubiago)'s mean anomaly is recorded as {'unit': 'Q28390', 'amount': '+0.2176592317677754'}[21].
  • C/1921 H1 (Dubiago)'s Google Knowledge Graph ID is recorded as /g/120qky0m[22].
  • C/1921 H1 (Dubiago)'s NAIF ID is recorded as 1000024[23].
  • C/1921 H1 (Dubiago)'s epoch is recorded as 31 Ordibehesht 1300[24].
  • C/1921 H1 (Dubiago)'s time of periapsis is recorded as {'unit': 'Q14267', 'amount': '+2422814.881049042'}[25].

Body

Works and Contributions

C/1921 H1 (Dubiago) is credited with the discovery of Alexander Dubyago[3].

Why It Matters

C/1921 H1 (Dubiago) draws 4 Wikipedia views per month (periodic_comet category, ranking #32 of 183).[2] C/1921 H1 (Dubiago) has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[26] C/1921 H1 (Dubiago) is known by 3 alternative names across languages and contexts.[27]

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [5] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  5. [3] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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 . 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . naif.jpl.nasa.gov. naif.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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [26] ↑ . Wikidata sitelinks. wikidata.org.
  3. [27] ↑ . 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). C/1921 H1 (Dubiago). Retrieved May 3, 2026, from https://4ort.xyz/entity/c-1921-h1-dubiago
MLA “C/1921 H1 (Dubiago).” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/c-1921-h1-dubiago.
BibTeX @misc{4ortxyz_c-1921-h1-dubiago_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{C/1921 H1 (Dubiago)}}, year = {2026}, url = {https://4ort.xyz/entity/c-1921-h1-dubiago}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): C/1921 H1 (Dubiago) — https://4ort.xyz/entity/c-1921-h1-dubiago (retrieved 2026-05-03)

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