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4797 Ako

asteroid
Thing Asteroid Q154660

Facts

26 properties
Instance of
asteroid
Follows
4796 Lewis[6]
Followed by
4798 Mercator[7]
Absolute magnitude
+14.2, +14.38[18][19]
Albedo
+0.112[38]
Apoapsis
+2.855, +2.855337038886948[29][30]
Argument of periapsis
+78.43389, +78.63887154597975[33][34]
Diameter
+6.0[37]
Discoverer or inventor
Toshiro Nomura, Kōyō Kawanishi[1][2]
Epoch
November 21, 2025[39]
Longitude of ascending node
+320.68124, +320.4927810536387[25][26]
Mean anomaly
+198.73836, +215.4588803004143[35][36]
Minor planet group
asteroid belt[8]
Named after
Akō-shi[5]
Orbital eccentricity
0.18 (0.18–0.18, n=3)[15][16][17]
Orbital inclination
+1.80949, +1.809866506635315[20][21]
Orbital period
+3.75, +1368.277269350409[22][23]
Parent astronomical body
Sun[9]
Periapsis
+1.9718804, +1.968735014775255[31][32]
Provisional designation
1978 VY9, 1985 QB4, 1989 SJ[10][11][12]
Rotation period
+4.085[24]
Semi-major axis of an orbit
+2.4136597, +2.412036026831102[27][28]
Significant event
naming[14]
Site of astronomical discovery
Minami-Awaji, Minami-Oda Observatory[3][4]
Show all 26 facts +2
Time of discovery or invention
September 30, 1989[13]
Time of periapsis
+2461549.867579365[40]
🏷️ Also known as
en Ako de (4797) Ako fa سیارک ۴۷۹۷ ja 赤穂 ru (4797) Ако ru Ако ru 1989 SJ ru 1978 VY9 ru 1985 QB4 ru (4797) 1989 SJ uk 4797 Ако zh 小行星4797
🔖 Identifiers · 3
Freebase ID
/m/03y0pj4
JPL Small-Body Database SPK-ID
20004797
Minor Planet Center body ID
4797

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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] ↑ . wikidata.org.
  4. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  5. [5] ↑ . 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [14] ↑ . wikidata.org.
  15. [15] ↑ . wikidata.org.
  16. [16] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [20] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  21. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [22] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  23. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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.
  39. [39] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  40. [40] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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). 4797 Ako. Retrieved November 6, 2026, from https://4ort.xyz/entity/4797-ako
MLA “4797 Ako.” 4ort.xyz Knowledge Graph, 4ort.xyz, 6 Nov. 2026, https://4ort.xyz/entity/4797-ako.
BibTeX @misc{4ortxyz_4797-ako_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{4797 Ako}}, year = {2026}, url = {https://4ort.xyz/entity/4797-ako}, note = {Accessed: 2026-11-06}}
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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. 9d ago · AbzalM · 2026-10-31 view diff on Wikidata ↗
    Follows → 4796 Lewis
    JPL Small-Body Database SPK-ID → 20004797
    Time of periapsis → 2,461,549.867579 Julian day
    Minor planet group → asteroid belt
    + 26 other properties edited (see Wikidata diff for full list)
    "Changed [kaa] labels, descriptions, aliases and claims: kaawiki sitelink"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.