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149243 Dorothynorton

asteroid
Place asteroid Q3597488

Facts

22 properties

Identity

Instance of
asteroid
More facts +21
Follows
(149242) 2002 RG224[3]
Followed by
149244 Kriegh[4]
Absolute magnitude
+16.9, +17.0[12][13]
Apoapsis
+2.576314088400734[20]
Argument of periapsis
+284.5, +284.3843825709647[22][23]
Discoverer or inventor
Robert Matson[1]
Epoch
November 21, 2025[26]
Longitude of ascending node
+203.2, +203.1313941944495[17][18]
Mean anomaly
+88.2, +68.96365639800474[24][25]
Minor planet group
asteroid belt[5]
Orbital eccentricity
+0.11, +0.111128438083826[10][11]
Orbital inclination
+2.6, +2.559735408874314[14][15]
Orbital period
+1289.585807872536[16]
Parent astronomical body
Sun[6]
Periapsis
+2.060978955495549[21]
Provisional designation
2002 RL239[7]
Semi-major axis of an orbit
+2.318646521948142[19]
Significant event
naming[9]
Site of astronomical discovery
Palomar Observatory[2]
Time of discovery or invention
September 14, 2002[8]
Time of periapsis
+2460753.4595762505[27]
🏷️ Also known as
en 149243 Dorothynorton en Dorothynorton de (149243) Dorothynorton fa سیارک ۱۴۹۲۴۳ ru (149243) 2002 RL239 ru 2002 RL239 ru Dorothynorton zh 小行星149243
🔖 Identifiers · 3
Google Knowledge Graph ID
/g/120z1fr6
JPL Small-Body Database SPK-ID
20149243
Minor Planet Center body ID
149243

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🔗 Connections
Discoverer or inventor 1
Robert Matson
Epoch 1
November 21, 2025
Followed by 1
149244 Kriegh
Followed by (predecessor) 1
149244 Kriegh
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Parent astronomical body 1
Sun
Site of astronomical discovery 1
Palomar 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] ↑ . 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] ↑ . wikidata.org.
  10. [10] ↑ . wikidata.org.
  11. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [12] ↑ . wikidata.org.
  13. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [14] ↑ . wikidata.org.
  15. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [17] ↑ . wikidata.org.
  18. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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] ↑ . wikidata.org.
  23. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [24] ↑ . wikidata.org.
  25. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  26. [26] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  27. [27] ↑ . 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). 149243 Dorothynorton. Retrieved November 8, 2026, from https://4ort.xyz/entity/149243-dorothynorton
MLA “149243 Dorothynorton.” 4ort.xyz Knowledge Graph, 4ort.xyz, 8 Nov. 2026, https://4ort.xyz/entity/149243-dorothynorton.
BibTeX @misc{4ortxyz_149243-dorothynorton_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{149243 Dorothynorton}}, year = {2026}, url = {https://4ort.xyz/entity/149243-dorothynorton}, note = {Accessed: 2026-11-08}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 149243 Dorothynorton — https://4ort.xyz/entity/149243-dorothynorton (retrieved 2026-11-08)

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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. 27w ago · Shuaib-bot bot · 2026-05-04 view diff on Wikidata ↗
    Site of astronomical discovery → Palomar Observatory
    Semi-major axis of an orbit → {'unit': 'Q1811', 'amount': '+2.318646521948142'}
    Instance of → asteroid
    Significant event → naming
    + 20 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.