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(19615) 1999 OB3

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(19615) 1999 OB3

Summary

(19615) 1999 OB3 is an asteroid[1].

Key Facts

  • (19615) 1999 OB3 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (19615) 1999 OB3's instance of is recorded as asteroid[3].
  • (19615) 1999 OB3's site of astronomical discovery is recorded as Magdalena Ridge Observatory[4].
  • (19615) 1999 OB3's site of astronomical discovery is recorded as Experimental Test Site[5].
  • (19615) 1999 OB3 followed 19614 Montelongo[6].
  • (19615) 1999 OB3 was followed by (19616) 1999 OS3[7].
  • (19615) 1999 OB3's minor planet group is recorded as asteroid belt[8].
  • (19615) 1999 OB3's parent astronomical body is recorded as Sun[9].
  • (19615) 1999 OB3's provisional designation is recorded as 1999 OB3[10].
  • (19615) 1999 OB3's provisional designation is recorded as 1989 WT4[11].
  • (19615) 1999 OB3's time of discovery or invention is recorded as July 22, 1999[12].
  • (19615) 1999 OB3's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.09'}[13].
  • (19615) 1999 OB3's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.0937111'}[14].
  • (19615) 1999 OB3's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.09184676796288066'}[15].
  • (19615) 1999 OB3's absolute magnitude is recorded as {'unit': '1', 'amount': '+12.2'}[16].
  • (19615) 1999 OB3's absolute magnitude is recorded as {'unit': '1', 'amount': '+12.32'}[17].
  • (19615) 1999 OB3's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+12.26711'}[18].
  • (19615) 1999 OB3's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+12.27951091355567'}[19].
  • (19615) 1999 OB3's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+5.17'}[20].
  • (19615) 1999 OB3's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1885.809785632362'}[21].
  • (19615) 1999 OB3's rotation period is recorded as {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+48.0'}[22].
  • (19615) 1999 OB3's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+256.14741'}[23].
  • (19615) 1999 OB3's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+256.0886241376242'}[24].
  • (19615) 1999 OB3's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.9910578'}[25].
  • (19615) 1999 OB3's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.987213789707061'}[26].

Body

Designation and Status

(19615) 1999 OB3'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] ↑ . 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 . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  14. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  23. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [25] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  25. [26] ↑ . 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). (19615) 1999 OB3. Retrieved May 3, 2026, from https://4ort.xyz/entity/-19615-1999-ob3
MLA “(19615) 1999 OB3.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-19615-1999-ob3.
BibTeX @misc{4ortxyz_-19615-1999-ob3_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(19615) 1999 OB3}}, year = {2026}, url = {https://4ort.xyz/entity/-19615-1999-ob3}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (19615) 1999 OB3 — https://4ort.xyz/entity/-19615-1999-ob3 (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. 4d ago · Yuantao Gu · 2026-06-04 view diff on Wikidata ↗
    Apoapsis → {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': ', {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '
    Provisional designation → 1999 OB3, 1989 WT4
    Jpl small-body database spk-id → 20019615
    Periapsis → {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': ', {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '
    + 26 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-rank:1||1 */ [[Property:P65]]: [[Q1883774]], The Distributed Game (95): Pick the Discovery site #distributed-game"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.