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351 Yrsa

main-belt asteroid
Asteroid Q151741

Facts

27 properties

Identity

Instance of
asteroid
More facts +26
Follows
350 Ornamenta[5]
Followed by
352 Gisela[6]
Absolute magnitude
9.18[17]
Albedo
0.286
Apoapsis
3.196934045096354
Argument of periapsis
31.69795456995409
Asteroid spectral type
S-type asteroid[14]
Diameter
39.72
Discoverer or inventor
Max Wolf[2]
Epoch
November 21, 2025
Longitude of ascending node
99.18461864592793
Mean anomaly
288.2583821172067
Minor planet group
asteroid belt[7]
Named after
Yrsa[4]
Orbital eccentricity
0.1567814588633325[16]
Orbital inclination
9.195, 9.208410274831468[18][19]
Orbital period
1678.115941942538[20]
Parent astronomical body
Sun[8]
Periapsis
2.330357251978377
Provisional designation
A892 YA, 1927 OB, 1950 PD1, 1959 LN[9][10][11][12]
Rotation period
13.29[21]
Semi-major axis of an orbit
2.763645648537365
Significant event
naming[15]
Site of astronomical discovery
Heidelberg-Königstuhl State Observatory[3]
Time of discovery or invention
December 16, 1892[13]
Time of periapsis
2461334.9187574163
🏷️ Also known as
en 351 Yrsa en (351) Yrsa en Yrsa de 351 Yrsa el 351 Ύρσα fa سیارک ۳۵۱ fr 351 Yrsa fr Yrsa ja イルザ ru Ирса ru 1927 OB ru 1892 V ru 1950 PD1 ru 1959 LN ru (351) 1892 V ru (351) Yrsa ru (351) Ирса ru A892V ru Yrsa uk 351 Ірса
🔖 Identifiers · 5
Image (Wikimedia Commons)
351Yrsa (Lightcurve Inversion).png ↗
DAMIT asteroid ID
325
Freebase ID
/m/05890m
JPL Small-Body Database SPK-ID
20000351
Minor Planet Center body ID
351

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Asteroid spectral type 1
S-type asteroid
Discoverer or inventor 1
Max Wolf
Epoch 1
November 21, 2025
Followed by 1
352 Gisela
Followed by (predecessor) 1
352 Gisela
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Named after 1
Yrsa
Parent astronomical body 1
Sun
Site of astronomical discovery 1
Heidelberg-Königstuhl State Observatory
← SNARC ID 1
Peter Ritchie Calder
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Summary

351 Yrsa is an asteroid[1].

Related Entities

Max Wolf

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] ↑ . wikidata.org.
  4. [5] ↑ . Minor Planet Center database. wikidata.org.
  5. [6] ↑ . Minor Planet Center database. wikidata.org.
  6. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [8] ↑ . 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] ↑ . 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.
  20. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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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). 351 Yrsa. Retrieved November 12, 2026, from https://4ort.xyz/entity/351-yrsa
MLA “351 Yrsa.” 4ort.xyz Knowledge Graph, 4ort.xyz, 12 Nov. 2026, https://4ort.xyz/entity/351-yrsa.
BibTeX @misc{4ortxyz_351-yrsa_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{351 Yrsa}}, year = {2026}, url = {https://4ort.xyz/entity/351-yrsa}, note = {Accessed: 2026-11-12}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 351 Yrsa — https://4ort.xyz/entity/351-yrsa (retrieved 2026-11-12)

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