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(12699) 1990 DD2

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Place asteroid Q4541117
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(12699) 1990 DD2

Summary

(12699) 1990 DD2 is an asteroid[1]. (12699) 1990 DD2 ranks in the top 2% of asteroid entities by monthly Wikipedia readership (1 views/month).[2]

Key Facts

  • (12699) 1990 DD2 is credited with the discovery of Henri Debehogne[3].
  • (12699) 1990 DD2's instance of is recorded as asteroid[4].
  • (12699) 1990 DD2's site of astronomical discovery is recorded as La Silla Observatory[5].
  • (12699) 1990 DD2's follows is recorded as (12698) 1989 US4[6].
  • (12699) 1990 DD2's followed by is recorded as (12700) 1990 FH[7].
  • (12699) 1990 DD2's minor planet group is recorded as asteroid belt[8].
  • (12699) 1990 DD2's parent astronomical body is recorded as Sun[9].
  • (12699) 1990 DD2's provisional designation is recorded as 1976 GC2[10].
  • (12699) 1990 DD2's provisional designation is recorded as 1983 HP1[11].
  • (12699) 1990 DD2's provisional designation is recorded as 1990 DD2[12].
  • (12699) 1990 DD2's time of discovery or invention is recorded as +1990-02-24T00:00:00Z[13].
  • (12699) 1990 DD2's Freebase ID is recorded as /m/0h1fh27[14].
  • (12699) 1990 DD2's JPL Small-Body Database SPK-ID is recorded as 20012699[15].
  • (12699) 1990 DD2's orbital eccentricity is recorded as {'amount': '+0.16'}[16].
  • (12699) 1990 DD2's orbital eccentricity is recorded as {'amount': '+0.1578443'}[17].
  • (12699) 1990 DD2's orbital eccentricity is recorded as {'amount': '+0.1559272171733027'}[18].
  • (12699) 1990 DD2's absolute magnitude is recorded as {'amount': '+15.0'}[19].
  • (12699) 1990 DD2's absolute magnitude is recorded as {'amount': '+15.1'}[20].
  • (12699) 1990 DD2's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+3.14189'}[21].
  • (12699) 1990 DD2's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+3.140694023286506'}[22].
  • (12699) 1990 DD2's orbital period is recorded as {'unit': 'Q577', 'amount': '+3.57'}[23].
  • (12699) 1990 DD2's orbital period is recorded as {'unit': 'Q573', 'amount': '+1304.378041387819'}[24].
  • (12699) 1990 DD2's rotation period is recorded as {'unit': 'Q25235', 'amount': '+21.1'}[25].
  • (12699) 1990 DD2's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+180.62261'}[26].
  • (12699) 1990 DD2's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+180.4493717141375'}[27].

Body

Designation and Status

(12699) 1990 DD2's instance of is recorded as asteroid[4].

Why It Matters

(12699) 1990 DD2 ranks in the top 2% of asteroid entities by monthly Wikipedia readership (1 views/month).[2] (12699) 1990 DD2 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[28] (12699) 1990 DD2 is known by 4 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [4] ↑ . 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. [5] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [12] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . JPL Small-Body Database. Retrieved . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  16. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [19] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  18. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [21] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  20. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [23] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  22. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [26] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  25. [27] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . Wikidata aliases. 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). (12699) 1990 DD2. Retrieved May 3, 2026, from https://4ort.xyz/entity/12699-1990-dd2
MLA “(12699) 1990 DD2.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/12699-1990-dd2.
BibTeX @misc{4ortxyz_12699-1990-dd2_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(12699) 1990 DD2}}, year = {2026}, url = {https://4ort.xyz/entity/12699-1990-dd2}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (12699) 1990 DD2 — https://4ort.xyz/entity/12699-1990-dd2 (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. 4w ago · Shuaib-bot bot · 2026-05-04 view diff on Wikidata ↗
    Argument of periapsis → {'unit': 'Q28390', 'amount': '+49.05140'}, {'unit': 'Q28390', 'amount': '+49.44415122909448'}
    Mean anomaly → {'unit': 'Q28390', 'amount': '+357.74143'}, {'unit': 'Q28390', 'amount': '+299.9384118313163'}
    Diameter → {'unit': 'Q828224', 'amount': '+5.034'}
    Follows → —
    + 22 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.