Home › Entities › asteroid › (99983) 1981 EF22

(99983) 1981 EF22

asteroid
Place asteroid Q28518431

Facts

22 properties
Instance of
asteroid
Follows
(99982) 1981 EJ21[4]
Followed by
(99984) 1981 EL23[5]
Absolute magnitude
16.27[12]
Apoapsis
2.81867569667932 astronomical unit[17]
Argument of periapsis
296.2131780375299 degree[19]
Discoverer or inventor
Schelte J. Bus[2]
Epoch
November 21, 2025[21]
Imported from
wholeness_audit_2026-05-02
Longitude of ascending node
193.2375897490894 degree[15]
Mean anomaly
178.8656793445015 degree[20]
Minor planet group
asteroid belt[6]
Orbital eccentricity
0.19941094371643[11]
Orbital inclination
2.71428637323531 degree[13]
Orbital period
1,315.873323220014 day[14]
Parent astronomical body
Sun[7]
Periapsis
1.881424317325094 astronomical unit[18]
Provisional designation
2001 UP80, 1981 EF22[8][9]
Semi-major axis of an orbit
2.350050007002207 astronomical unit[16]
Site of astronomical discovery
Siding Spring Observatory[3]
Time of discovery or invention
March 2, 1981[10]
Time of periapsis
2,460,346.7095114193 Julian day
🏷️ Also known as
en (99983) 1981 EF22
🔖 Identifiers · 4
Google Knowledge Graph ID
/g/11ddwwgj2_
JPL Small-Body Database SPK-ID
20099983
Minor Planet Center body ID
99983
Wolfram Language entity code
Entity["MinorPlanet", "MinorPlanet99983Provisional1981EF22"]

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

Press Enter · cited answer in seconds

Summary

(99983) 1981 EF22 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] ↑ . 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] ↑ . JPL Small-Body 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [21] ↑ . 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). (99983) 1981 EF22. Retrieved November 3, 2026, from https://4ort.xyz/entity/-99983-1981-ef22
MLA “(99983) 1981 EF22.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 Nov. 2026, https://4ort.xyz/entity/-99983-1981-ef22.
BibTeX @misc{4ortxyz_-99983-1981-ef22_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(99983) 1981 EF22}}, year = {2026}, url = {https://4ort.xyz/entity/-99983-1981-ef22}, note = {Accessed: 2026-11-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (99983) 1981 EF22 — https://4ort.xyz/entity/-99983-1981-ef22 (retrieved 2026-11-03)

Canonical URL: https://4ort.xyz/entity/-99983-1981-ef22 · Last refreshed: