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1998 SO18

asteroid
Thing Asteroid Q15190609

Facts

21 properties
Instance of
asteroid
Follows
1998 SO110[3]
Followed by
2000 DM110[4]
Absolute magnitude
15.49[11]
Apoapsis
3.115190698543769 astronomical unit[16]
Argument of periapsis
298.4713468296358 degree[18]
Discoverer or inventor
Lincoln Near-Earth Asteroid Research[1]
Epoch
November 21, 2025[20]
Longitude of ascending node
167.9932083317017 degree[14]
Mean anomaly
32.57720225362468 degree[19]
Minor planet group
asteroid belt[5]
Orbital eccentricity
0.1769541669333848[10]
Orbital inclination
5.49457778067718 degree[12]
Orbital period
1,572.845473369214 day[13]
Parent astronomical body
Sun[6]
Periapsis
2.17845757777027 astronomical unit[17]
Provisional designation
2000 DZ109, 1998 SO18[7][8]
Semi-major axis of an orbit
2.646824138157019 astronomical unit[15]
Site of astronomical discovery
Experimental Test Site[2]
Time of discovery or invention
February 29, 2000[9]
Time of periapsis
2,460,858.1697080564 Julian day[21]
🏷️ Also known as
ru 1998 SO18 ru 2000 DZ109 zh 小行星76116
🔖 Identifiers · 2
JPL Small-Body Database SPK-ID
20076116
Minor Planet Center body ID
76116

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References

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

Direct Wikidata claims

  1. [1] ↑ . JPL Small-Body 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] ↑ . 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [12] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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.

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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). 1998 SO18. Retrieved October 29, 2026, from https://4ort.xyz/entity/q15190609
MLA “1998 SO18.” 4ort.xyz Knowledge Graph, 4ort.xyz, 29 Oct. 2026, https://4ort.xyz/entity/q15190609.
BibTeX @misc{4ortxyz_q15190609_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{1998 SO18}}, year = {2026}, url = {https://4ort.xyz/entity/q15190609}, note = {Accessed: 2026-10-29}}
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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. 23w ago · LiMrBot bot · 2026-06-06 view diff on Wikidata ↗
    Apoapsis → 3.115191 astronomical unit
    Provisional designation → 2000 DZ109, 1998 SO18
    JPL Small-Body Database SPK-ID → 20076116
    Periapsis → 2.178458 astronomical unit
    + 20 other properties edited (see Wikidata diff for full list)
    "Removed claim: Absolute magnitude: 15.51"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.