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(35028) 1981 ET21

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(35028) 1981 ET21

Summary

(35028) 1981 ET21 is an asteroid[1].

Key Facts

  • (35028) 1981 ET21 is credited with the discovery of Schelte J. Bus[2].
  • (35028) 1981 ET21's instance of is recorded as asteroid[3].
  • (35028) 1981 ET21's site of astronomical discovery is recorded as Siding Spring Observatory[4].
  • (35028) 1981 ET21's follows is recorded as (35027) 1981 ET18[5].
  • (35028) 1981 ET21's followed by is recorded as (35029) 1981 EM22[6].
  • (35028) 1981 ET21's minor planet group is recorded as asteroid belt[7].
  • (35028) 1981 ET21's parent astronomical body is recorded as Sun[8].
  • (35028) 1981 ET21's provisional designation is recorded as 1981 ET21[9].
  • (35028) 1981 ET21's provisional designation is recorded as 1998 FV44[10].
  • (35028) 1981 ET21's time of discovery or invention is recorded as +1981-03-02T00:00:00Z[11].
  • (35028) 1981 ET21's JPL Small-Body Database SPK-ID is recorded as 20035028[12].
  • (35028) 1981 ET21's orbital eccentricity is recorded as {'amount': '+0.21'}[13].
  • (35028) 1981 ET21's orbital eccentricity is recorded as {'amount': '+0.2146369'}[14].
  • (35028) 1981 ET21's orbital eccentricity is recorded as {'amount': '+0.2118109378662099'}[15].
  • (35028) 1981 ET21's absolute magnitude is recorded as {'amount': '+15.5'}[16].
  • (35028) 1981 ET21's absolute magnitude is recorded as {'amount': '+15.65'}[17].
  • (35028) 1981 ET21's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+4.99081'}[18].
  • (35028) 1981 ET21's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+5.007116367861819'}[19].
  • (35028) 1981 ET21's orbital period is recorded as {'unit': 'Q577', 'amount': '+4.24'}[20].
  • (35028) 1981 ET21's orbital period is recorded as {'unit': 'Q573', 'amount': '+1549.202443979437'}[21].
  • (35028) 1981 ET21's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+166.74391'}[22].
  • (35028) 1981 ET21's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+166.5192128203491'}[23].
  • (35028) 1981 ET21's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.6177595'}[24].
  • (35028) 1981 ET21's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.62023251175728'}[25].
  • (35028) 1981 ET21's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+3.180'}[26].

Body

Designation and Status

(35028) 1981 ET21'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). (35028) 1981 ET21. Retrieved May 3, 2026, from https://4ort.xyz/entity/35028-1981-et21
MLA “(35028) 1981 ET21.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/35028-1981-et21.
BibTeX @misc{4ortxyz_35028-1981-et21_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(35028) 1981 ET21}}, year = {2026}, url = {https://4ort.xyz/entity/35028-1981-et21}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (35028) 1981 ET21 — https://4ort.xyz/entity/35028-1981-et21 (retrieved 2026-05-03)

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