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(28241) 1999 AC22

minor planet
Place asteroid Q4542763
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(28241) 1999 AC22

Summary

(28241) 1999 AC22 is an asteroid[1]. (28241) 1999 AC22 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • (28241) 1999 AC22 is credited with the discovery of Beijing Schmidt CCD Asteroid Program[3].
  • (28241) 1999 AC22's instance of is recorded as asteroid[4].
  • (28241) 1999 AC22's site of astronomical discovery is recorded as Xinglong Station[5].
  • (28241) 1999 AC22 followed (28240) 1999 AP21[6].
  • (28241) 1999 AC22 was followed by 28242 Mingantu[7].
  • (28241) 1999 AC22's minor planet group is recorded as asteroid belt[8].
  • (28241) 1999 AC22's parent astronomical body is recorded as Sun[9].
  • (28241) 1999 AC22's provisional designation is recorded as 1999 AC22[10].
  • (28241) 1999 AC22's time of discovery or invention is recorded as January 10, 1999[11].
  • (28241) 1999 AC22's orbital eccentricity is recorded as {'amount': '+0.06'}[12].
  • (28241) 1999 AC22's orbital eccentricity is recorded as {'amount': '+0.0551135'}[13].
  • (28241) 1999 AC22's orbital eccentricity is recorded as {'amount': '+0.05226307310374636'}[14].
  • (28241) 1999 AC22's absolute magnitude is recorded as {'amount': '+14.6'}[15].
  • (28241) 1999 AC22's absolute magnitude is recorded as {'amount': '+14.78'}[16].
  • (28241) 1999 AC22's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+5.24002'}[17].
  • (28241) 1999 AC22's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+5.242321273891897'}[18].
  • (28241) 1999 AC22's orbital period is recorded as {'unit': 'Q577', 'amount': '+4.24'}[19].
  • (28241) 1999 AC22's orbital period is recorded as {'unit': 'Q573', 'amount': '+1547.727331010121'}[20].
  • (28241) 1999 AC22's rotation period is recorded as {'unit': 'Q25235', 'amount': '+3.27853'}[21].
  • (28241) 1999 AC22's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+59.99285'}[22].
  • (28241) 1999 AC22's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+59.90276894502356'}[23].
  • (28241) 1999 AC22's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.6180046'}[24].
  • (28241) 1999 AC22's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.618568966484945'}[25].
  • (28241) 1999 AC22's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.762'}[26].
  • (28241) 1999 AC22's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.755423427807549'}[27].

Body

Designation and Status

(28241) 1999 AC22's instance of is recorded as asteroid[4].

Why It Matters

(28241) 1999 AC22 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2]

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] ↑ . wikidata.org.
  11. [13] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  12. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [15] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  14. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [22] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  21. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [24] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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] ↑ . Wikidata sitelinks. 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). (28241) 1999 AC22. Retrieved May 3, 2026, from https://4ort.xyz/entity/28241-1999-ac22
MLA “(28241) 1999 AC22.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/28241-1999-ac22.
BibTeX @misc{4ortxyz_28241-1999-ac22_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(28241) 1999 AC22}}, year = {2026}, url = {https://4ort.xyz/entity/28241-1999-ac22}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (28241) 1999 AC22 — https://4ort.xyz/entity/28241-1999-ac22 (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. 21d ago · KaleemBot bot · 2026-05-13 view diff on Wikidata ↗
    Albedo → {'amount': '+0.077'}
    Mean anomaly → {'unit': 'Q28390', 'amount': '+323.24137'}, {'unit': 'Q28390', 'amount': '+162.0239783565523'}
    Discoverer or inventor → Beijing Schmidt CCD Asteroid Program
    Followed by → 28242 Mingantu
    + 21 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:(28241) 1999 اے سی 22]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.