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8557 Šaroun

asteroid
Place asteroid Q735172

Facts

22 properties

Identity

Instance of
asteroid
More facts +21
Follows
8556 Jana[4]
Followed by
8558 Hack[5]
Absolute magnitude
15.0, 15.24[15][16]
Apoapsis
2.631, 2.631624298710386
Argument of periapsis
204.55995, 204.7477545922492
Discoverer or inventor
Lenka Kotková[2]
Epoch
November 21, 2025
Longitude of ascending node
124.93089, 124.8561241349117[21][22]
Mean anomaly
262.50634, 217.4975582489172
Minor planet group
asteroid belt[6]
Orbital eccentricity
0.14 (0.14–0.14, n=3)[12][13][14]
Orbital inclination
6.96053, 6.966857129592144[17][18]
Orbital period
3.5, 1278.904980090139[19][20]
Parent astronomical body
Sun[7]
Periapsis
1.9820083, 1.980028082308483
Provisional designation
1994 CQ18, 1995 OK[8][9]
Semi-major axis of an orbit
2.3065267, 2.305826190509434[23]
Significant event
naming[11]
Site of astronomical discovery
Ondřejov Observatory[3]
Time of discovery or invention
July 23, 1995[10]
Time of periapsis
2461506.7418956403
🏷️ Also known as
en 8557 Šaroun en Šaroun en 8557 Saroun de 8557 Saroun de (8557) Šaroun es 8557 Saroun fa سیارک ۸۵۵۷ fr 8557 Saroun ru 1994 CQ18 ru 1995 OK ru (8557) 1995 OK ru (8557) Saroun ru (8557) Сароун ru Saroun ru Сароун uk 8557 Шароун zh 小行星8557
🔖 Identifiers · 3
Freebase ID
/m/04g2q3y
JPL Small-Body Database SPK-ID
20008557
Minor Planet Center body ID
8557

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🔗 Connections
Discoverer or inventor 1
Lenka Kotková
Epoch 1
November 21, 2025
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Parent astronomical body 1
Sun
Site of astronomical discovery 1
Ondřejov Observatory
← FactGrid item ID 1
Tarnavka
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Summary

8557 Šaroun is an asteroid[1].

Related Entities

Lenka Kotková

References

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

Direct Wikidata claims

  1. [2] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [3] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [4] ↑ . Minor Planet Center database. wikidata.org.
  4. [5] ↑ . Minor Planet Center database. wikidata.org.
  5. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [7] ↑ . 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] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [21] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  21. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [23] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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). 8557 Šaroun. Retrieved November 8, 2026, from https://4ort.xyz/entity/8557-aroun
MLA “8557 Šaroun.” 4ort.xyz Knowledge Graph, 4ort.xyz, 8 Nov. 2026, https://4ort.xyz/entity/8557-aroun.
BibTeX @misc{4ortxyz_8557-aroun_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{8557 Šaroun}}, year = {2026}, url = {https://4ort.xyz/entity/8557-aroun}, note = {Accessed: 2026-11-08}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 8557 Šaroun — https://4ort.xyz/entity/8557-aroun (retrieved 2026-11-08)

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