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C/2019 Y4 (ATLAS)

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C/2019 Y4 (ATLAS)

Summary

C/2019 Y4 (ATLAS) is a non-periodic comet[1]. C/2019 Y4 (ATLAS) draws 21 Wikipedia views per month (non_periodic_comet category, ranking #20 of 92).[2]

Key Facts

  • C/2019 Y4 (ATLAS) is credited with the discovery of Asteroid Terrestrial-impact Last Alert System[3].
  • C/2019 Y4 (ATLAS)'s image is recorded as 525 2019Y4 19 03.jpg[4].
  • C/2019 Y4 (ATLAS)'s instance of is recorded as non-periodic comet[5].
  • C/2019 Y4 (ATLAS)'s site of astronomical discovery is recorded as Mauna Loa[6].
  • C/2019 Y4 (ATLAS)'s Commons category is recorded as C/2019 Y4 (ATLAS)[7].
  • C/2019 Y4 (ATLAS)'s parent astronomical body is recorded as Sun[8].
  • C/2019 Y4 (ATLAS)'s time of discovery or invention is recorded as +2019-12-28T00:00:00Z[9].
  • C/2019 Y4 (ATLAS)'s JPL Small-Body Database SPK-ID is recorded as 1003655[10].
  • C/2019 Y4 (ATLAS)'s orbital eccentricity is recorded as {'amount': '+0.9992364'}[11].
  • C/2019 Y4 (ATLAS)'s orbital eccentricity is recorded as {'amount': '+0.9992252350318803'}[12].
  • C/2019 Y4 (ATLAS)'s absolute magnitude is recorded as {'amount': '+8.8'}[13].
  • C/2019 Y4 (ATLAS)'s orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+45.38'}[14].
  • C/2019 Y4 (ATLAS)'s orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+45.38015892373544'}[15].
  • C/2019 Y4 (ATLAS)'s orbital period is recorded as {'unit': 'Q577', 'amount': '+6026'}[16].
  • C/2019 Y4 (ATLAS)'s orbital period is recorded as {'unit': 'Q573', 'amount': '+2153507.208387766'}[17].
  • C/2019 Y4 (ATLAS)'s orbital period is recorded as {'unit': 'Q577', 'amount': '+4800'}[18].
  • C/2019 Y4 (ATLAS)'s longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+120.57'}[19].
  • C/2019 Y4 (ATLAS)'s longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+120.5685543742814'}[20].
  • C/2019 Y4 (ATLAS)'s semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+331.137862455555'}[21].
  • C/2019 Y4 (ATLAS)'s semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+326.3612605953722'}[22].
  • C/2019 Y4 (ATLAS)'s apoapsis is recorded as {'unit': 'Q1811', 'amount': '+662.0228763'}[23].
  • C/2019 Y4 (ATLAS)'s apoapsis is recorded as {'unit': 'Q1811', 'amount': '+652.4696679190838'}[24].
  • C/2019 Y4 (ATLAS)'s periapsis is recorded as {'unit': 'Q1811', 'amount': '+0.2528486'}[25].
  • C/2019 Y4 (ATLAS)'s periapsis is recorded as {'unit': 'Q1811', 'amount': '+0.2528532716606718'}[26].
  • C/2019 Y4 (ATLAS)'s argument of periapsis is recorded as {'unit': 'Q28390', 'amount': '+177.41'}[27].

Body

Works and Contributions

C/2019 Y4 (ATLAS) is credited with the discovery of Asteroid Terrestrial-impact Last Alert System[3].

Why It Matters

C/2019 Y4 (ATLAS) draws 21 Wikipedia views per month (non_periodic_comet category, ranking #20 of 92).[2] C/2019 Y4 (ATLAS) has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[28] C/2019 Y4 (ATLAS) is known by 3 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . JPL Small-Body Database. Retrieved . wikidata.org.
  9. [11] ↑ . 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] ↑ . wikidata.org.
  13. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [16] ↑ . Retrieved . wikidata.org.
  15. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [21] ↑ . Retrieved . wikidata.org.
  20. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [23] ↑ . Retrieved . wikidata.org.
  22. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [25] ↑ . Retrieved . wikidata.org.
  24. [26] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [27] ↑ . Retrieved . 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). C/2019 Y4 (ATLAS). Retrieved May 3, 2026, from https://4ort.xyz/entity/c-2019-y4-atlas
MLA “C/2019 Y4 (ATLAS).” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/c-2019-y4-atlas.
BibTeX @misc{4ortxyz_c-2019-y4-atlas_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{C/2019 Y4 (ATLAS)}}, year = {2026}, url = {https://4ort.xyz/entity/c-2019-y4-atlas}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): C/2019 Y4 (ATLAS) — https://4ort.xyz/entity/c-2019-y4-atlas (retrieved 2026-05-03)

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