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10217 Richardcook

asteroid
Place asteroid Q1064656

Facts

25 properties

Identity

Instance of
asteroid
More facts +24
Follows
10216 Popastro[3]
Followed by
10218 Bierstadt[4]
Absolute magnitude
+12.4, +12.45[16][17]
Albedo
+0.357[36]
Apoapsis
+3.290, +3.290564266485503[27][28]
Argument of periapsis
+2.86195, +2.743728657735804[31][32]
Diameter
+7.715[35]
Discoverer or inventor
Near-Earth Asteroid Tracking[1]
Epoch
November 21, 2025[37]
Longitude of ascending node
+357.53130, +357.4949149452133[23][24]
Mean anomaly
+25.14288, +223.973237167685[33][34]
Minor planet group
asteroid belt[5]
Orbital eccentricity
0.26 (0.26–0.26, n=3)[13][14][15]
Orbital inclination
+13.17890, +13.17785982532184[18][19]
Orbital period
+4.24, +1546.097777381165[20][21]
Parent astronomical body
Sun[6]
Periapsis
+1.9458651, +1.942897008794538[29][30]
Provisional designation
1942 TK, 1953 GG2, 1959 TF, 1997 SN4[7][8][9][10]
Rotation period
+23.33[22]
Semi-major axis of an orbit
+2.6180299, +2.61673063764002[25][26]
Significant event
naming[12]
Site of astronomical discovery
Haleakalā Observatory[2]
Time of discovery or invention
September 27, 1997[11]
Time of periapsis
+2461584.6963213314[38]
🏷️ Also known as
en 10217 Richardcook en (10217) Richardcook en Richardcook de Richardcook es Richardcook fa سیارک 10217 fa سیارک ۱۰۲۱۷ fr Richardcook pt Richardcook ru (10217) 1997 SN4 ru 1942 TK ru 1953 GG2 ru 1959 TF ru 1997 SN4 ru Richardcook uk 10217 Річардкук zh 小行星10217
🔖 Identifiers · 3
Freebase ID
/m/03y84rs
JPL Small-Body Database SPK-ID
20010217
Minor Planet Center body ID
10217

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

🔗 Connections
Discoverer or inventor 1
Near-Earth Asteroid Tracking
Epoch 1
November 21, 2025
Followed by 1
10218 Bierstadt
Followed by (predecessor) 1
10218 Bierstadt
Follows 1
10216 Popastro
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Parent astronomical body 1
Sun
Preceded by (successor) 1
10216 Popastro
Site of astronomical discovery 1
Haleakalā Observatory
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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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [3] ↑ . Minor Planet Center database. wikidata.org.
  4. [4] ↑ . Minor Planet Center database. wikidata.org.
  5. [5] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [6] ↑ . wikidata.org.
  7. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [12] ↑ . wikidata.org.
  13. [13] ↑ . wikidata.org.
  14. [14] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  15. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . 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). 10217 Richardcook. Retrieved November 4, 2026, from https://4ort.xyz/entity/10217-richardcook
MLA “10217 Richardcook.” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Nov. 2026, https://4ort.xyz/entity/10217-richardcook.
BibTeX @misc{4ortxyz_10217-richardcook_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{10217 Richardcook}}, year = {2026}, url = {https://4ort.xyz/entity/10217-richardcook}, note = {Accessed: 2026-11-04}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 10217 Richardcook — https://4ort.xyz/entity/10217-richardcook (retrieved 2026-11-04)

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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. 5d ago · AbzalM · 2026-10-31 view diff on Wikidata ↗
    Periapsis → {'unit': 'Q1811', 'amount': '+1.9458651'}, {'unit': 'Q1811', 'amount': '+1.942897008794538'}
    Orbital period → {'unit': 'Q577', 'amount': '+4.24'}, {'unit': 'Q573', 'amount': '+1546.097777381165'}
    Wikipedia languages → ['arz', 'ce', 'en', 'eo', 'fa', 'fr', 'hu', 'it', 'kaa', 'pl', 'pt', 'ro', 'sv',
    Rotation period → {'unit': 'Q25235', 'amount': '+23.33'}
    + 25 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.