Home › Entities › asteroid › 9254 Shunkai

9254 Shunkai

asteroid
Place asteroid Q572902

Facts

25 properties

Identity

Instance of
asteroid
More facts +24
Follows
9253 Oberth[6]
Followed by
9255 Inoutadataka[7]
Absolute magnitude
+14.0, +14.11[17][18]
Albedo
+0.276[36]
Apoapsis
+2.805, +2.803689203869602[27][28]
Argument of periapsis
+232.91558, +233.2350539237509[31][32]
Diameter
+3.467[35]
Discoverer or inventor
Cornelis Johannes van Houten, Ingrid van Houten-Groeneveld, Tom Gehrels[1][2][3]
Epoch
November 21, 2025[37]
Longitude of ascending node
+156.82822, +156.6707346768525[23][24]
Mean anomaly
+115.89224, +154.9077153206968[33][34]
Minor planet group
asteroid belt[8]
Named after
Shibukawa Shunkai[5]
Orbital eccentricity
0.19 (0.19–0.19, n=3)[14][15][16]
Orbital inclination
+6.06438, +6.065986360684661[19][20]
Orbital period
+3.63, +1326.870134057113[21][22]
Parent astronomical body
Sun[9]
Periapsis
+1.9212742, +1.922560432816735[29][30]
Provisional designation
1987 SO12, 2151 T-1[10][11]
Semi-major axis of an orbit
+2.3632459, +2.363124818343168[25][26]
Significant event
naming[13]
Site of astronomical discovery
Palomar Observatory[4]
Time of discovery or invention
March 25, 1971[12]
Time of periapsis
+2460429.548830572[38]
🏷️ Also known as
en 9254 Shunkai en 2151 T-1 en Shunkai de 2151 T-1 de (9254) Shunkai fa سیارک ۹۲۵۴ fr 2151 T-1 ja 春海 ru 1987 SO12 ru 2151 T-1 ru (9254) 2151 T-1 ru Shunkai ru T/2151 T-1 uk 9254 Сюнкай zh 小行星9254
🔖 Identifiers · 3
Freebase ID
/m/03ygk00
JPL Small-Body Database SPK-ID
20009254
Minor Planet Center body ID
9254

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

🔗 Connections
Discoverer or inventor 3
Tom Gehrels, Ingrid van Houten-Groeneveld, Cornelis Johannes van Houten
Epoch 1
November 21, 2025
Followed by 1
9255 Inoutadataka
Followed by (predecessor) 1
9255 Inoutadataka
Follows 1
9253 Oberth
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Named after 1
Shibukawa Shunkai
Parent astronomical body 1
Sun
Preceded by (successor) 1
9253 Oberth
Site of astronomical discovery 1
Palomar Observatory
← FactGrid item ID 1
Brzostowa
Press Enter · cited answer in seconds

Related Entities

Cornelis Johannes van Houten Ingrid van Houten-Groeneveld Tom Gehrels

References

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

Direct Wikidata claims

  1. [1] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [2] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [3] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  5. [5] ↑ . JPL Small-Body Database. wikidata.org.
  6. [6] ↑ . Minor Planet Center database. wikidata.org.
  7. [7] ↑ . Minor Planet Center database. wikidata.org.
  8. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [9] ↑ . wikidata.org.
  10. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [12] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [13] ↑ . wikidata.org.
  14. [14] ↑ . wikidata.org.
  15. [15] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  16. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [17] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  18. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [19] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  20. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [21] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  22. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [23] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  24. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [25] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  26. [26] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  27. [27] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  28. [28] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  29. [29] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  30. [30] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  31. [31] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  32. [32] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  33. [33] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  34. [34] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  35. [35] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  36. [36] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  37. [37] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  38. [38] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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). 9254 Shunkai. Retrieved November 7, 2026, from https://4ort.xyz/entity/9254-shunkai
MLA “9254 Shunkai.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 Nov. 2026, https://4ort.xyz/entity/9254-shunkai.
BibTeX @misc{4ortxyz_9254-shunkai_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{9254 Shunkai}}, year = {2026}, url = {https://4ort.xyz/entity/9254-shunkai}, note = {Accessed: 2026-11-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 9254 Shunkai — https://4ort.xyz/entity/9254-shunkai (retrieved 2026-11-07)

Canonical URL: https://4ort.xyz/entity/9254-shunkai · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 6d ago · AbzalM · 2026-11-02 view diff on Wikidata ↗
    Orbital inclination → {'unit': 'Q28390', 'amount': '+6.06438'}, {'unit': 'Q28390', 'amount': '+6.065986360684661'}
    Apoapsis → {'unit': 'Q1811', 'amount': '+2.805'}, {'unit': 'Q1811', 'amount': '+2.803689203869602'}
    Discoverer or inventor → Cornelis Johannes van Houten, Ingrid van Houten-Groeneveld, Tom Gehrels
    Site of astronomical discovery → Palomar Observatory
    + 26 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update-languages-and-other-short:0||kaa */ kaawiki sitelink"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.