Home › Entities › asteroid › (74407) 1998 YJ21

(74407) 1998 YJ21

asteroid
Place asteroid Q5944888
Press Enter · cited answer in seconds

(74407) 1998 YJ21

Summary

(74407) 1998 YJ21 is an asteroid[1].

Key Facts

  • (74407) 1998 YJ21 is credited with the discovery of Spacewatch[2].
  • (74407) 1998 YJ21's instance of is recorded as asteroid[3].
  • (74407) 1998 YJ21's site of astronomical discovery is recorded as Kitt Peak National Observatory[4].
  • (74407) 1998 YJ21's follows is recorded as (74406) 1998 YW13[5].
  • (74407) 1998 YJ21's followed by is recorded as (74408) 1998 YX21[6].
  • (74407) 1998 YJ21's minor planet group is recorded as asteroid belt[7].
  • (74407) 1998 YJ21's minor planet group is recorded as outer asteroid belt[8].
  • (74407) 1998 YJ21's parent astronomical body is recorded as Sun[9].
  • (74407) 1998 YJ21's provisional designation is recorded as 1998 YJ21[10].
  • (74407) 1998 YJ21's provisional designation is recorded as 2000 EX141[11].
  • (74407) 1998 YJ21's time of discovery or invention is recorded as +1998-12-26T00:00:00Z[12].
  • (74407) 1998 YJ21's JPL Small-Body Database SPK-ID is recorded as 20074407[13].
  • (74407) 1998 YJ21's orbital eccentricity is recorded as {'amount': '+0.08338479883580825'}[14].
  • (74407) 1998 YJ21's absolute magnitude is recorded as {'amount': '+14.22'}[15].
  • (74407) 1998 YJ21's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+11.66357752742923'}[16].
  • (74407) 1998 YJ21's orbital period is recorded as {'unit': 'Q573', 'amount': '+2105.420417796484'}[17].
  • (74407) 1998 YJ21's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+120.7667907349348'}[18].
  • (74407) 1998 YJ21's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+3.214846703915095'}[19].
  • (74407) 1998 YJ21's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+3.482916049609017'}[20].
  • (74407) 1998 YJ21's periapsis is recorded as {'unit': 'Q1811', 'amount': '+2.946777358221174'}[21].
  • (74407) 1998 YJ21's argument of periapsis is recorded as {'unit': 'Q28390', 'amount': '+114.4550573882381'}[22].
  • (74407) 1998 YJ21's mean anomaly is recorded as {'unit': 'Q28390', 'amount': '+131.2208819178528'}[23].
  • (74407) 1998 YJ21's diameter is recorded as {'unit': 'Q828224', 'amount': '+8.313'}[24].
  • (74407) 1998 YJ21's Google Knowledge Graph ID is recorded as /g/120vn95z[25].
  • (74407) 1998 YJ21's albedo is recorded as {'amount': '+0.064'}[26].

Body

Designation and Status

(74407) 1998 YJ21'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] ↑ . 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. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [13] ↑ . JPL Small-Body Database. Retrieved . 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] ↑ . 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). (74407) 1998 YJ21. Retrieved May 3, 2026, from https://4ort.xyz/entity/74407-1998-yj21
MLA “(74407) 1998 YJ21.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/74407-1998-yj21.
BibTeX @misc{4ortxyz_74407-1998-yj21_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(74407) 1998 YJ21}}, year = {2026}, url = {https://4ort.xyz/entity/74407-1998-yj21}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (74407) 1998 YJ21 — https://4ort.xyz/entity/74407-1998-yj21 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/74407-1998-yj21 · Last refreshed: