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(74786) 1999 SY

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Thing asteroid Q8335265
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(74786) 1999 SY

Summary

(74786) 1999 SY is an asteroid[1].

Key Facts

  • (74786) 1999 SY is credited with the discovery of Spacewatch[2].
  • (74786) 1999 SY's instance of is recorded as asteroid[3].
  • (74786) 1999 SY's site of astronomical discovery is recorded as Kitt Peak National Observatory[4].
  • (74786) 1999 SY followed Q8335261[5].
  • (74786) 1999 SY was followed by (74787) 1999 SH2[6].
  • (74786) 1999 SY's minor planet group is recorded as asteroid belt[7].
  • (74786) 1999 SY's parent astronomical body is recorded as Sun[8].
  • (74786) 1999 SY's provisional designation is recorded as 1999 SY[9].
  • (74786) 1999 SY's provisional designation is recorded as 2001 FS159[10].
  • (74786) 1999 SY's time of discovery or invention is recorded as +1999-09-16T00:00:00Z[11].
  • (74786) 1999 SY's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1825727969584968'}[12].
  • (74786) 1999 SY's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.99'}[13].
  • (74786) 1999 SY's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+2.459650138290028'}[14].
  • (74786) 1999 SY's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1345.428541655932'}[15].
  • (74786) 1999 SY's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+166.1012712875363'}[16].
  • (74786) 1999 SY's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.385108497812546'}[17].
  • (74786) 1999 SY's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.820564427307661'}[18].
  • (74786) 1999 SY's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.94965256831743'}[19].
  • (74786) 1999 SY's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+289.1961918821687'}[20].
  • (74786) 1999 SY's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+221.7500152718724'}[21].
  • (74786) 1999 SY's epoch is recorded as October 17, 2024[22].
  • (74786) 1999 SY's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2461117.1818759353'}[23].

Body

Definition and Type

(74786) 1999 SY'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). (74786) 1999 SY. Retrieved May 7, 2026, from https://4ort.xyz/entity/q8335265
MLA “(74786) 1999 SY.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q8335265.
BibTeX @misc{4ortxyz_q8335265_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(74786) 1999 SY}}, year = {2026}, url = {https://4ort.xyz/entity/q8335265}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (74786) 1999 SY — https://4ort.xyz/entity/q8335265 (retrieved 2026-05-07)

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