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(85818) 1998 XM4

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(85818) 1998 XM4

Summary

(85818) 1998 XM4 is an asteroid[1].

Key Facts

  • (85818) 1998 XM4 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (85818) 1998 XM4's instance of is recorded as asteroid[3].
  • (85818) 1998 XM4's instance of is recorded as near-Earth object[4].
  • (85818) 1998 XM4's site of astronomical discovery is recorded as Experimental Test Site[5].
  • (85818) 1998 XM4's follows is recorded as (85817) 1998 XB1[6].
  • (85818) 1998 XM4's followed by is recorded as (85819) 1998 XF9[7].
  • (85818) 1998 XM4's minor planet group is recorded as Apollo asteroid[8].
  • (85818) 1998 XM4's parent astronomical body is recorded as Sun[9].
  • (85818) 1998 XM4's provisional designation is recorded as 1998 XM4[10].
  • (85818) 1998 XM4's time of discovery or invention is recorded as +1998-12-10T00:00:00Z[11].
  • (85818) 1998 XM4's JPL Small-Body Database SPK-ID is recorded as 20085818[12].
  • (85818) 1998 XM4's asteroid spectral type is recorded as S-type asteroid[13].
  • (85818) 1998 XM4's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.4159936323900433'}[14].
  • (85818) 1998 XM4's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.42'}[15].
  • (85818) 1998 XM4's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+62.71660424260476'}[16].
  • (85818) 1998 XM4's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+778.92122385681'}[17].
  • (85818) 1998 XM4's rotation period is recorded as {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+19.451'}[18].
  • (85818) 1998 XM4's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+235.6427587591504'}[19].
  • (85818) 1998 XM4's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.65677452122182'}[20].
  • (85818) 1998 XM4's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.345982172356159'}[21].
  • (85818) 1998 XM4's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+0.9675668700874801'}[22].
  • (85818) 1998 XM4's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+301.2260464860836'}[23].
  • (85818) 1998 XM4's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+38.94372864672257'}[24].
  • (85818) 1998 XM4's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+2.028'}[25].
  • (85818) 1998 XM4's Google Knowledge Graph ID is recorded as /g/12z65rz1h[26].

Body

Designation and Status

Recorded instance of include asteroid[3] and near-Earth object[4].

References

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

Direct Wikidata claims

  1. [3] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  8. [9] ↑ . 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. 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.
  21. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [26] ↑ . 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). (85818) 1998 XM4. Retrieved May 3, 2026, from https://4ort.xyz/entity/-85818-1998-xm4
MLA “(85818) 1998 XM4.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-85818-1998-xm4.
BibTeX @misc{4ortxyz_-85818-1998-xm4_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(85818) 1998 XM4}}, year = {2026}, url = {https://4ort.xyz/entity/-85818-1998-xm4}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (85818) 1998 XM4 — https://4ort.xyz/entity/-85818-1998-xm4 (retrieved 2026-05-03)

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