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(35970) 1999 LE21

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(35970) 1999 LE21

Summary

(35970) 1999 LE21 is an asteroid[1].

Key Facts

  • (35970) 1999 LE21 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (35970) 1999 LE21's instance of is recorded as asteroid[3].
  • (35970) 1999 LE21's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (35970) 1999 LE21's follows is recorded as (35969) 1999 LY14[5].
  • (35970) 1999 LE21's followed by is recorded as (35971) 1999 LJ26[6].
  • (35970) 1999 LE21's minor planet group is recorded as asteroid belt[7].
  • (35970) 1999 LE21's parent astronomical body is recorded as Sun[8].
  • (35970) 1999 LE21's provisional designation is recorded as 1999 LE21[9].
  • (35970) 1999 LE21's provisional designation is recorded as 2000 UM42[10].
  • (35970) 1999 LE21's time of discovery or invention is recorded as +1999-06-09T00:00:00Z[11].
  • (35970) 1999 LE21's JPL Small-Body Database SPK-ID is recorded as 20035970[12].
  • (35970) 1999 LE21's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.14'}[13].
  • (35970) 1999 LE21's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1418355'}[14].
  • (35970) 1999 LE21's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1423497615130365'}[15].
  • (35970) 1999 LE21's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.3'}[16].
  • (35970) 1999 LE21's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.45'}[17].
  • (35970) 1999 LE21's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+4.28372'}[18].
  • (35970) 1999 LE21's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+4.284593045758827'}[19].
  • (35970) 1999 LE21's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+3.26'}[20].
  • (35970) 1999 LE21's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1190.284176885232'}[21].
  • (35970) 1999 LE21's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+65.70753'}[22].
  • (35970) 1999 LE21's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+65.66092063106397'}[23].
  • (35970) 1999 LE21's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.1977736'}[24].
  • (35970) 1999 LE21's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.198036107115695'}[25].
  • (35970) 1999 LE21's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.509'}[26].

Body

Designation and Status

(35970) 1999 LE21'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 . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [12] ↑ . JPL Small-Body Database. Retrieved . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  14. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  20. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [22] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  22. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [24] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  24. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [26] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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). (35970) 1999 LE21. Retrieved May 3, 2026, from https://4ort.xyz/entity/-35970-1999-le21
MLA “(35970) 1999 LE21.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-35970-1999-le21.
BibTeX @misc{4ortxyz_-35970-1999-le21_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(35970) 1999 LE21}}, year = {2026}, url = {https://4ort.xyz/entity/-35970-1999-le21}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (35970) 1999 LE21 — https://4ort.xyz/entity/-35970-1999-le21 (retrieved 2026-05-03)

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