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4197 Morpheus

asteroid
Thing asteroid Q152963

Facts

28 properties
Instance of
asteroid, near-Earth object[4]
Follows
4196 Shuya[7]
Followed by
4198 Panthera[8]
Absolute magnitude
14.6, 14.97[19][20]
Albedo
0.37
Apoapsis
4.069 astronomical unit, 4.068693087150347 astronomical unit
Argument of periapsis
122.40694 degree, 122.5819851320666 degree
Asteroid spectral type
S-type asteroid[14]
Diameter
1.8 km
Discoverer or inventor
Eleanor F. Helin, Eugene Merle Shoemaker[2][3]
Epoch
November 21, 2025
Imported from
wholeness_audit_2026-05-02_v2
Longitude of ascending node
7.18068 degree, 6.98208893216344 degree
Mean anomaly
36.51079 degree, 110.4650774219306 degree
Minor planet group
Apollo asteroid, asteroid belt[9][10]
Named after
Morpheus[6]
Orbital eccentricity
0.77 (0.77–0.77, n=3)[16][17][18]
Orbital inclination
12.219 degree, 12.57613 degree, 12.60331590853919 degree[21][22][23]
Orbital period
3.48 year, 1,270.295502045782 day[24][25]
Parent astronomical body
Sun[11]
Periapsis
0.5245889 astronomical unit, 0.5222391717962372 astronomical unit
Provisional designation
1982 TA[12]
Rotation period
3.538 hour
Semi-major axis of an orbit
2.2967330 astronomical unit, 2.295466129473292 astronomical unit
Show all 28 facts +4
Significant event
naming[15]
Site of astronomical discovery
Palomar Observatory[5]
Time of discovery or invention
October 11, 1982[13]
Time of periapsis
2,460,610.713080605 Julian day
🏷️ Also known as
en 1982 TA en (4197) en 4197 en (4197) 1982 TA en (4197) Morpheus en Morpheus fr (4197) Morphée pt 4197 Morfeu zh 小行星4197
🔖 Identifiers · 3
Freebase ID
/m/02t1m_
JPL Small-Body Database SPK-ID
20004197
Minor Planet Center body ID
4197

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Summary

4197 Morpheus is an asteroid[1].

References

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

Direct Wikidata claims

  1. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [2] ↑ . JPL Small-Body Database. wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [5] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [21] ↑ . 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.
  23. [24] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  24. [25] ↑ . 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). 4197 Morpheus. Retrieved November 6, 2026, from https://4ort.xyz/entity/4197-morpheus
MLA “4197 Morpheus.” 4ort.xyz Knowledge Graph, 4ort.xyz, 6 Nov. 2026, https://4ort.xyz/entity/4197-morpheus.
BibTeX @misc{4ortxyz_4197-morpheus_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{4197 Morpheus}}, year = {2026}, url = {https://4ort.xyz/entity/4197-morpheus}, note = {Accessed: 2026-11-06}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 4197 Morpheus — https://4ort.xyz/entity/4197-morpheus (retrieved 2026-11-06)

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