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(19118) 1981 SD2

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(19118) 1981 SD2

Summary

(19118) 1981 SD2 is an asteroid[1].

Key Facts

  • (19118) 1981 SD2 is credited with the discovery of Norman G. Thomas[2].
  • (19118) 1981 SD2's instance of is recorded as asteroid[3].
  • (19118) 1981 SD2's site of astronomical discovery is recorded as Anderson Mesa Station[4].
  • (19118) 1981 SD2's follows is recorded as (19117) 1981 EL41[5].
  • (19118) 1981 SD2's followed by is recorded as 19119 Dimpna[6].
  • (19118) 1981 SD2's minor planet group is recorded as asteroid belt[7].
  • (19118) 1981 SD2's parent astronomical body is recorded as Sun[8].
  • (19118) 1981 SD2's provisional designation is recorded as 1981 SD2[9].
  • (19118) 1981 SD2's time of discovery or invention is recorded as +1981-09-26T00:00:00Z[10].
  • (19118) 1981 SD2's JPL Small-Body Database SPK-ID is recorded as 20019118[11].
  • (19118) 1981 SD2's orbital eccentricity is recorded as {'amount': '+0.13'}[12].
  • (19118) 1981 SD2's orbital eccentricity is recorded as {'amount': '+0.1308256'}[13].
  • (19118) 1981 SD2's orbital eccentricity is recorded as {'amount': '+0.1301099584611692'}[14].
  • (19118) 1981 SD2's absolute magnitude is recorded as {'amount': '+13.6'}[15].
  • (19118) 1981 SD2's absolute magnitude is recorded as {'amount': '+13.78'}[16].
  • (19118) 1981 SD2's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+6.39539'}[17].
  • (19118) 1981 SD2's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+6.39611761130223'}[18].
  • (19118) 1981 SD2's orbital period is recorded as {'unit': 'Q577', 'amount': '+3.68'}[19].
  • (19118) 1981 SD2's orbital period is recorded as {'unit': 'Q573', 'amount': '+1345.478802544507'}[20].
  • (19118) 1981 SD2's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+35.05165'}[21].
  • (19118) 1981 SD2's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+34.99942827127059'}[22].
  • (19118) 1981 SD2's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.3848369'}[23].
  • (19118) 1981 SD2's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.38516789743746'}[24].
  • (19118) 1981 SD2's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.697'}[25].
  • (19118) 1981 SD2's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.695501993495963'}[26].

Body

Designation and Status

(19118) 1981 SD2's instance of is recorded as asteroid[3].

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. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [8] ↑ . 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 . wikidata.org.
  11. [12] ↑ . 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.
  24. [25] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  25. [26] ↑ . 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). (19118) 1981 SD2. Retrieved May 3, 2026, from https://4ort.xyz/entity/19118-1981-sd2
MLA “(19118) 1981 SD2.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/19118-1981-sd2.
BibTeX @misc{4ortxyz_19118-1981-sd2_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(19118) 1981 SD2}}, year = {2026}, url = {https://4ort.xyz/entity/19118-1981-sd2}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (19118) 1981 SD2 — https://4ort.xyz/entity/19118-1981-sd2 (retrieved 2026-05-03)

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