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(50309) 2000 CO40

asteroid
Place Asteroid Q15161679

Facts

21 properties

Identity

Instance of
asteroid
More facts +20
Follows
(50308) 2000 CK39[4]
Followed by
(50310) 2000 CT40[5]
Absolute magnitude
15.49[12]
Apoapsis
2.969126088795226 astronomical unit[17]
Argument of periapsis
300.9276012856212 degree[19]
Discoverer or inventor
Tetsuo Kagawa[2]
Epoch
May 5, 2025[21]
Longitude of ascending node
152.6972028040301 degree[15]
Mean anomaly
9.755272483094574 degree[20]
Minor planet group
asteroid belt[6]
Orbital eccentricity
0.1291402909594731[11]
Orbital inclination
5.712242875950445 degree[13]
Orbital period
1,557.469431718141 day[14]
Parent astronomical body
Sun[7]
Periapsis
2.289965474171228 astronomical unit[18]
Provisional designation
2000 CO40, 1998 SS90[8][9]
Semi-major axis of an orbit
2.629545781483227 astronomical unit[16]
Site of astronomical discovery
Gekko Observatory[3]
Time of discovery or invention
February 4, 2000[10]
Time of periapsis
2,460,758.2957258597 Julian day[22]
🏷️ Also known as
en (50309) 2000 CO40 ru 1998 SS90 ru 2000 CO40 zh 小行星50309
🔖 Identifiers · 2
JPL Small-Body Database SPK-ID
20050309
Minor Planet Center body ID
50309

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Summary

(50309) 2000 CO40 is an asteroid[1].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [3] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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 . ssd.jpl.nasa.gov. Provenance: 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.

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). (50309) 2000 CO40. Retrieved May 3, 2026, from https://4ort.xyz/entity/-50309-2000-co40
MLA “(50309) 2000 CO40.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-50309-2000-co40.
BibTeX @misc{4ortxyz_-50309-2000-co40_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(50309) 2000 CO40}}, year = {2026}, url = {https://4ort.xyz/entity/-50309-2000-co40}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (50309) 2000 CO40 — https://4ort.xyz/entity/-50309-2000-co40 (retrieved 2026-05-03)

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