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(137799) 1999 YB

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(137799) 1999 YB

Summary

(137799) 1999 YB is an asteroid[1].

Key Facts

  • (137799) 1999 YB is credited with the discovery of Lowell Observatory Near-Earth-Object Search[2].
  • (137799) 1999 YB's instance of is recorded as asteroid[3].
  • (137799) 1999 YB's instance of is recorded as near-Earth object[4].
  • (137799) 1999 YB's site of astronomical discovery is recorded as Anderson Mesa Station[5].
  • (137799) 1999 YB's follows is recorded as (137798) 1999 XH256[6].
  • (137799) 1999 YB's followed by is recorded as (137800) 1999 YE[7].
  • (137799) 1999 YB's minor planet group is recorded as Amor asteroid[8].
  • (137799) 1999 YB's parent astronomical body is recorded as Sun[9].
  • (137799) 1999 YB's provisional designation is recorded as 1999 YB[10].
  • (137799) 1999 YB's time of discovery or invention is recorded as +1999-12-16T00:00:00Z[11].
  • (137799) 1999 YB's JPL Small-Body Database SPK-ID is recorded as 20137799[12].
  • (137799) 1999 YB's asteroid spectral type is recorded as S-type asteroid[13].
  • (137799) 1999 YB's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.0747251256265054'}[14].
  • (137799) 1999 YB's absolute magnitude is recorded as {'unit': '1', 'amount': '+18.79'}[15].
  • (137799) 1999 YB's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+6.789963946734744'}[16].
  • (137799) 1999 YB's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+554.6158180379499'}[17].
  • (137799) 1999 YB's rotation period is recorded as {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+9.39'}[18].
  • (137799) 1999 YB's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+30.95502049816914'}[19].
  • (137799) 1999 YB's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.321080300699776'}[20].
  • (137799) 1999 YB's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.419798192132268'}[21].
  • (137799) 1999 YB's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.222362409267284'}[22].
  • (137799) 1999 YB's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+192.7865670726399'}[23].
  • (137799) 1999 YB's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+129.9549471107468'}[24].
  • (137799) 1999 YB's Google Knowledge Graph ID is recorded as /g/12z65mpn2[25].
  • (137799) 1999 YB's Wolfram Language entity code is recorded as Entity["MinorPlanet", "MinorPlanet137799Provisional1999YB"][26].

Body

Designation and Status

Recorded instance of include asteroid[3] and near-Earth object[4].

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. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [5] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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 . 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [25] ↑ . 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). (137799) 1999 YB. Retrieved May 3, 2026, from https://4ort.xyz/entity/-137799-1999-yb
MLA “(137799) 1999 YB.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-137799-1999-yb.
BibTeX @misc{4ortxyz_-137799-1999-yb_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(137799) 1999 YB}}, year = {2026}, url = {https://4ort.xyz/entity/-137799-1999-yb}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (137799) 1999 YB — https://4ort.xyz/entity/-137799-1999-yb (retrieved 2026-05-03)

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