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(13538) 1991 ST

minor planet
Place asteroid Q4541250
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(13538) 1991 ST

Summary

(13538) 1991 ST is an asteroid[1]. (13538) 1991 ST ranks in the top 2% of asteroid entities by monthly Wikipedia readership (1 views/month).[2]

Key Facts

  • (13538) 1991 ST is credited with the discovery of Robert H. McNaught[3].
  • (13538) 1991 ST's instance of is recorded as asteroid[4].
  • (13538) 1991 ST's site of astronomical discovery is recorded as Siding Spring Observatory[5].
  • (13538) 1991 ST's follows is recorded as (13537) 1991 SG[6].
  • (13538) 1991 ST's followed by is recorded as (13539) 1991 TY[7].
  • (13538) 1991 ST's minor planet group is recorded as asteroid belt[8].
  • (13538) 1991 ST's parent astronomical body is recorded as Sun[9].
  • (13538) 1991 ST's provisional designation is recorded as 1952 VD[10].
  • (13538) 1991 ST's provisional designation is recorded as 1978 SB1[11].
  • (13538) 1991 ST's provisional designation is recorded as 1978 TL9[12].
  • (13538) 1991 ST's provisional designation is recorded as 1991 ST[13].
  • (13538) 1991 ST's provisional designation is recorded as 1994 LF8[14].
  • (13538) 1991 ST's time of discovery or invention is recorded as +1991-09-30T00:00:00Z[15].
  • (13538) 1991 ST's Freebase ID is recorded as /m/0h652tf[16].
  • (13538) 1991 ST's JPL Small-Body Database SPK-ID is recorded as 20013538[17].
  • (13538) 1991 ST's orbital eccentricity is recorded as {'amount': '+0.2201265'}[18].
  • (13538) 1991 ST's orbital eccentricity is recorded as {'amount': '+0.2205999243227849'}[19].
  • (13538) 1991 ST's absolute magnitude is recorded as {'amount': '+13.7'}[20].
  • (13538) 1991 ST's absolute magnitude is recorded as {'amount': '+13.71'}[21].
  • (13538) 1991 ST's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+6.84999'}[22].
  • (13538) 1991 ST's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+6.845717823761317'}[23].
  • (13538) 1991 ST's orbital period is recorded as {'unit': 'Q577', 'amount': '+3.26'}[24].
  • (13538) 1991 ST's orbital period is recorded as {'unit': 'Q573', 'amount': '+1192.722782087043'}[25].
  • (13538) 1991 ST's rotation period is recorded as {'unit': 'Q25235', 'amount': '+12.3206'}[26].
  • (13538) 1991 ST's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+79.51715'}[27].

Body

Designation and Status

(13538) 1991 ST's instance of is recorded as asteroid[4].

Why It Matters

(13538) 1991 ST ranks in the top 2% of asteroid entities by monthly Wikipedia readership (1 views/month).[2] (13538) 1991 ST has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[28] (13538) 1991 ST is known by 6 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . JPL Small-Body Database. Retrieved . wikidata.org.
  16. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [20] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [27] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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). (13538) 1991 ST. Retrieved May 3, 2026, from https://4ort.xyz/entity/13538-1991-st
MLA “(13538) 1991 ST.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/13538-1991-st.
BibTeX @misc{4ortxyz_13538-1991-st_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(13538) 1991 ST}}, year = {2026}, url = {https://4ort.xyz/entity/13538-1991-st}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (13538) 1991 ST — https://4ort.xyz/entity/13538-1991-st (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/13538-1991-st · Last refreshed:

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. 5w ago · Shuaib-bot bot · 2026-05-04 view diff on Wikidata ↗
    Orbital period → {'unit': 'Q577', 'amount': '+3.26'}, {'unit': 'Q573', 'amount': '+1192.722782087043'}
    Argument of periapsis → {'unit': 'Q28390', 'amount': '+229.34685'}, {'unit': 'Q28390', 'amount': '+229.5724131804355'}
    Mean anomaly → {'unit': 'Q28390', 'amount': '+188.94498'}, {'unit': 'Q28390', 'amount': '+193.0858353541573'}
    Followed by → —
    + 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.