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4240 Grün

asteroid
Place Asteroid Q153130

Facts

23 properties

Identity

Instance of
asteroid
More facts +22
Follows
4239 Goodman[5]
Followed by
4241 Pappalardo[6]
Absolute magnitude
13.5, 13.65[16][17]
Apoapsis
3.249, 3.25981961229976
Argument of periapsis
23.46208, 24.26541644290237
Discoverer or inventor
Schelte J. Bus[2]
Epoch
November 21, 2025
Longitude of ascending node
320.86941, 320.4826505061161[22][23]
Mean anomaly
39.86677, 148.7253175210267
Minor planet group
asteroid belt[7]
Named after
Eberhard Grün[4]
Orbital eccentricity
0.11 (0.11–0.11, n=3)[13][14][15]
Orbital inclination
1.14226, 1.14473324194221[18][19]
Orbital period
5.04, 1839.075975673216[20][21]
Parent astronomical body
Sun[8]
Periapsis
2.6287312, 2.61549091347835
Provisional designation
1948 TX1, 1981 EY20[9][10]
Semi-major axis of an orbit
2.9388685, 2.937655262889055
Significant event
naming[12]
Site of astronomical discovery
Siding Spring Observatory[3]
Time of discovery or invention
March 2, 1981[11]
Time of periapsis
2460240.73011548
🏷️ Also known as
en 4240 Grün en 4240 Grun en Grün de 4240 Grun de (4240) Grün es 4240 Grun fa سیارک ۴۲۴۰ fr 4240 Grun ru 1948 TX1 ru 1981 EY20 ru (4240) 1981 EY20 ru (4240) Grun ru Grun uk 4240 Ґрюн zh 小行星4240
🔖 Identifiers · 3
Freebase ID
/m/043jn0n
JPL Small-Body Database SPK-ID
20004240
Minor Planet Center body ID
4240

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

🔗 Connections
Discoverer or inventor 1
Schelte J. Bus
Epoch 1
November 21, 2025
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Parent astronomical body 1
Sun
Site of astronomical discovery 1
Siding Spring Observatory
← SNARC ID 1
Laura Orsini
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Summary

4240 Grün is an asteroid[1].

References

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

Direct Wikidata claims

  1. [2] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [3] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . Minor Planet Center database. wikidata.org.
  5. [6] ↑ . Minor Planet Center database. wikidata.org.
  6. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  14. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  20. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [22] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  22. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). 4240 Grün. Retrieved November 10, 2026, from https://4ort.xyz/entity/4240-gr-n
MLA “4240 Grün.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Nov. 2026, https://4ort.xyz/entity/4240-gr-n.
BibTeX @misc{4ortxyz_4240-gr-n_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{4240 Grün}}, year = {2026}, url = {https://4ort.xyz/entity/4240-gr-n}, note = {Accessed: 2026-11-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 4240 Grün — https://4ort.xyz/entity/4240-gr-n (retrieved 2026-11-10)

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