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(66838) 1999 UF49

asteroid
Place asteroid Q15182003
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(66838) 1999 UF49

Summary

(66838) 1999 UF49 is an asteroid[1].

Key Facts

  • (66838) 1999 UF49 is credited with the discovery of Catalina Sky Survey[2].
  • (66838) 1999 UF49's instance of is recorded as asteroid[3].
  • (66838) 1999 UF49's site of astronomical discovery is recorded as Catalina Station[4].
  • (66838) 1999 UF49 followed (66837) 1999 US48[5].
  • (66838) 1999 UF49 was followed by (66839) 1999 UE51[6].
  • (66838) 1999 UF49's minor planet group is recorded as asteroid belt[7].
  • (66838) 1999 UF49's parent astronomical body is recorded as Sun[8].
  • (66838) 1999 UF49's provisional designation is recorded as 1999 UF49[9].
  • (66838) 1999 UF49's provisional designation is recorded as 1994 RX21[10].
  • (66838) 1999 UF49's time of discovery or invention is recorded as October 31, 1999[11].
  • (66838) 1999 UF49's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.04513461935957879'}[12].
  • (66838) 1999 UF49's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.73'}[13].
  • (66838) 1999 UF49's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+5.041980347101264'}[14].
  • (66838) 1999 UF49's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1664.202023659842'}[15].
  • (66838) 1999 UF49's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+348.2014245862404'}[16].
  • (66838) 1999 UF49's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.748348145795854'}[17].
  • (66838) 1999 UF49's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.872393793223954'}[18].
  • (66838) 1999 UF49's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.624302498367754'}[19].
  • (66838) 1999 UF49's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+58.674812592054'}[20].
  • (66838) 1999 UF49's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+161.2188978296959'}[21].
  • (66838) 1999 UF49's epoch is recorded as October 17, 2024[22].
  • (66838) 1999 UF49's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2459855.219955499'}[23].

Body

Designation and Status

(66838) 1999 UF49'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 . 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.
  22. [23] ↑ . 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). (66838) 1999 UF49. Retrieved May 3, 2026, from https://4ort.xyz/entity/-66838-1999-uf49
MLA “(66838) 1999 UF49.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-66838-1999-uf49.
BibTeX @misc{4ortxyz_-66838-1999-uf49_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(66838) 1999 UF49}}, year = {2026}, url = {https://4ort.xyz/entity/-66838-1999-uf49}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (66838) 1999 UF49 — https://4ort.xyz/entity/-66838-1999-uf49 (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 25d ago · LiMrBot bot · 2026-05-13 view diff on Wikidata ↗
    Orbital eccentricity → {'unit': '1', 'amount': '+0.04513461935957879'}
    Followed by → (66839) 1999 UE51
    Apoapsis → {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '
    Instance of → asteroid
    + 20 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ [[Property:P1096]]: 0.04513461935957879±0.0000000034698"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.