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(22306) 1990 SF4

asteroid
Place asteroid Q5332396

Facts

24 properties

Identity

Instance of
asteroid
More facts +23
Follows
(22305) 1990 SD2[4]
Followed by
(22307) 1990 SU4[5]
Absolute magnitude
14.1, 14.26[13][14]
Albedo
0.363
Apoapsis
3.112 astronomical unit, 3.116074846468131 astronomical unit[23][24]
Argument of periapsis
55.39544 degree, 55.67025550105107 degree
Diameter
3.293 km
Discoverer or inventor
Kenneth J. Lawrence[2]
Epoch
May 5, 2025
Imported from
wholeness_audit_2026-05-02
Longitude of ascending node
230.30566 degree, 230.239549495793 degree[19][20]
Mean anomaly
66.31219 degree, 240.6355015797404 degree
Minor planet group
asteroid belt[6]
Orbital eccentricity
0.23 (0.22–0.23, n=3)[10][11][12]
Orbital inclination
10.62088 degree, 10.62931572693373 degree[15][16]
Orbital period
4.05 year, 1,479.051998118023 day[17][18]
Parent astronomical body
Sun[7]
Periapsis
1.9734647 astronomical unit, 1.964973642054056 astronomical unit
Provisional designation
1990 SF4[8]
Semi-major axis of an orbit
2.5428574 astronomical unit, 2.540524244261093 astronomical unit[21][22]
Site of astronomical discovery
Palomar Observatory[3]
Time of discovery or invention
September 23, 1990[9]
Time of periapsis
2,461,290.906388591 Julian day
🏷️ Also known as
en (22306) 1990 SF4 ru 1990 SF4 zh 小行星22306
🔖 Identifiers · 4
Google Knowledge Graph ID
/g/11gk8y6phr
JPL Small-Body Database SPK-ID
20022306
Minor Planet Center body ID
22306
Wolfram Language entity code
Entity["MinorPlanet", "MinorPlanet22306Provisional1990SF4"]

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Summary

(22306) 1990 SF4 is an asteroid[1].

References

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

Direct Wikidata claims

  1. [2] ↑ . JPL Small-Body 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] ↑ . wikidata.org.
  5. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  8. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  11. [12] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [13] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  21. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [23] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  23. [24] ↑ . 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). (22306) 1990 SF4. Retrieved November 8, 2026, from https://4ort.xyz/entity/-22306-1990-sf4
MLA “(22306) 1990 SF4.” 4ort.xyz Knowledge Graph, 4ort.xyz, 8 Nov. 2026, https://4ort.xyz/entity/-22306-1990-sf4.
BibTeX @misc{4ortxyz_-22306-1990-sf4_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(22306) 1990 SF4}}, year = {2026}, url = {https://4ort.xyz/entity/-22306-1990-sf4}, note = {Accessed: 2026-11-08}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (22306) 1990 SF4 — https://4ort.xyz/entity/-22306-1990-sf4 (retrieved 2026-11-08)

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