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(74448) 1999 CL21

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(74448) 1999 CL21

Summary

(74448) 1999 CL21 is an asteroid[1].

Key Facts

  • (74448) 1999 CL21 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (74448) 1999 CL21's instance of is recorded as asteroid[3].
  • (74448) 1999 CL21's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (74448) 1999 CL21's follows is recorded as (74447) 1999 CH21[5].
  • (74448) 1999 CL21's followed by is recorded as (74449) 1999 CR22[6].
  • (74448) 1999 CL21's minor planet group is recorded as asteroid belt[7].
  • (74448) 1999 CL21's parent astronomical body is recorded as Sun[8].
  • (74448) 1999 CL21's provisional designation is recorded as 1996 PL8[9].
  • (74448) 1999 CL21's provisional designation is recorded as 1999 CL21[10].
  • (74448) 1999 CL21's time of discovery or invention is recorded as +1999-02-10T00:00:00Z[11].
  • (74448) 1999 CL21's JPL Small-Body Database SPK-ID is recorded as 20074448[12].
  • (74448) 1999 CL21's orbital eccentricity is recorded as {'amount': '+0.1375678609973724'}[13].
  • (74448) 1999 CL21's absolute magnitude is recorded as {'amount': '+14.68'}[14].
  • (74448) 1999 CL21's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+12.95292122184273'}[15].
  • (74448) 1999 CL21's orbital period is recorded as {'unit': 'Q573', 'amount': '+1629.846101139341'}[16].
  • (74448) 1999 CL21's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+318.6350384683334'}[17].
  • (74448) 1999 CL21's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.710392045182549'}[18].
  • (74448) 1999 CL21's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+3.083254881302606'}[19].
  • (74448) 1999 CL21's periapsis is recorded as {'unit': 'Q1811', 'amount': '+2.337529209062493'}[20].
  • (74448) 1999 CL21's argument of periapsis is recorded as {'unit': 'Q28390', 'amount': '+253.7195244728496'}[21].
  • (74448) 1999 CL21's mean anomaly is recorded as {'unit': 'Q28390', 'amount': '+298.9421386055162'}[22].
  • (74448) 1999 CL21's diameter is recorded as {'unit': 'Q828224', 'amount': '+3.482'}[23].
  • (74448) 1999 CL21's Google Knowledge Graph ID is recorded as /g/1223q_d8[24].
  • (74448) 1999 CL21's albedo is recorded as {'amount': '+0.278'}[25].
  • (74448) 1999 CL21's Minor Planet Center body ID is recorded as 74448[26].

Body

Designation and Status

(74448) 1999 CL21'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] ↑ . 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] ↑ . 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). (74448) 1999 CL21. Retrieved May 3, 2026, from https://4ort.xyz/entity/74448-1999-cl21
MLA “(74448) 1999 CL21.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/74448-1999-cl21.
BibTeX @misc{4ortxyz_74448-1999-cl21_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(74448) 1999 CL21}}, year = {2026}, url = {https://4ort.xyz/entity/74448-1999-cl21}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (74448) 1999 CL21 — https://4ort.xyz/entity/74448-1999-cl21 (retrieved 2026-05-03)

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