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7485 Changchun

asteroid
Place Asteroid Q985952

Facts

26 properties

Identity

Instance of
asteroid
More facts +25
Follows
7484 Dogo Onsen[4]
Followed by
7486 Hamabe[5]
Absolute magnitude
+12.0, +12.16[15][16]
Albedo
+0.317[35]
Apoapsis
+3.424, +3.423391198714635[26][27]
Argument of periapsis
+307.78633, +307.2599463073464[30][31]
Diameter
+10.787[34]
Discoverer or inventor
Masahiro Koishikawa[1]
Epoch
November 21, 2025[36]
Longitude of ascending node
+89.00376, +88.94177560712049[22][23]
Mean anomaly
+36.53828, +166.2769712166375[32][33]
Minor planet group
asteroid belt[6]
Named after
Changchun[3]
Orbital eccentricity
0.2 (0.19–0.2, n=3)[12][13][14]
Orbital inclination
+13.33716, +13.34384873008589[17][18]
Orbital period
+4.84, +1766.135186229449[19][20]
Parent astronomical body
Sun[7]
Periapsis
+2.2981025, +2.295524214183508[28][29]
Provisional designation
1931 XQ, 1994 XO[8][9]
Rotation period
+10.234[21]
Semi-major axis of an orbit
+2.8610359, +2.859457706449072[24][25]
Significant event
naming[11]
Site of astronomical discovery
Aoba-ku[2]
Time of discovery or invention
December 4, 1994[10]
Time of periapsis
+2460184.7566402075[37]
🏷️ Also known as
en 7485 Changchun en Changchun de (7485) Changchun fa سیارک ۷۴۸۵ ja 長春 ru 1931 XQ ru 1994 XO ru (7485) 1994 XO ru Changchun uk 7485 Чанчунь zh 小行星7485
🔖 Identifiers · 3
Freebase ID
/m/03y15zx
JPL Small-Body Database SPK-ID
20007485
Minor Planet Center body ID
7485

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

🔗 Connections
Discoverer or inventor 1
Masahiro Koishikawa
Epoch 1
November 21, 2025
Followed by 1
7486 Hamabe
Followed by (predecessor) 1
7486 Hamabe
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Named after 1
Changchun
Parent astronomical body 1
Sun
Site of astronomical discovery 1
Aoba-ku
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Related Entities

Changchun

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] ↑ . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [4] ↑ . Minor Planet Center database. wikidata.org.
  5. [5] ↑ . Minor Planet Center database. wikidata.org.
  6. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [11] ↑ . wikidata.org.
  12. [12] ↑ . wikidata.org.
  13. [13] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  14. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . 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] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  25. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  26. [26] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  27. [27] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  28. [28] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  29. [29] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  30. [30] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  31. [31] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  32. [32] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  33. [33] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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.

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APA 4ort.xyz Knowledge Graph. (2026). 7485 Changchun. Retrieved November 2, 2026, from https://4ort.xyz/entity/7485-changchun
MLA “7485 Changchun.” 4ort.xyz Knowledge Graph, 4ort.xyz, 2 Nov. 2026, https://4ort.xyz/entity/7485-changchun.
BibTeX @misc{4ortxyz_7485-changchun_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{7485 Changchun}}, year = {2026}, url = {https://4ort.xyz/entity/7485-changchun}, note = {Accessed: 2026-11-02}}
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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. 7d ago · AbzalM · 2026-11-02 view diff on Wikidata ↗
    Orbital inclination → 13.33716 degree, 13.343849 degree
    Apoapsis → 3.424 astronomical unit, 3.423391 astronomical unit
    Discoverer or inventor → Masahiro Koishikawa
    Site of astronomical discovery → Aoba-ku
    + 20 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.