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(27757) 1991 PO18

minor planet
Place asteroid Q4542690
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(27757) 1991 PO18

Summary

(27757) 1991 PO18 is an asteroid[1]. (27757) 1991 PO18 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • (27757) 1991 PO18 is credited with the discovery of Henry E. Holt[3].
  • (27757) 1991 PO18's instance of is recorded as asteroid[4].
  • (27757) 1991 PO18's site of astronomical discovery is recorded as Palomar Observatory[5].
  • (27757) 1991 PO18 followed (27756) 1991 PS14[6].
  • (27757) 1991 PO18 was followed by Q2611523[7].
  • (27757) 1991 PO18's minor planet group is recorded as asteroid belt[8].
  • (27757) 1991 PO18's parent astronomical body is recorded as Sun[9].
  • (27757) 1991 PO18's provisional designation is recorded as 1991 PO18[10].
  • (27757) 1991 PO18's provisional designation is recorded as 1998 SQ121[11].
  • (27757) 1991 PO18's time of discovery or invention is recorded as August 7, 1991[12].
  • (27757) 1991 PO18's orbital eccentricity is recorded as {'amount': '+0.21'}[13].
  • (27757) 1991 PO18's orbital eccentricity is recorded as {'amount': '+0.2130423'}[14].
  • (27757) 1991 PO18's orbital eccentricity is recorded as {'amount': '+0.2134864438976973'}[15].
  • (27757) 1991 PO18's absolute magnitude is recorded as {'amount': '+14.0'}[16].
  • (27757) 1991 PO18's absolute magnitude is recorded as {'amount': '+14.14'}[17].
  • (27757) 1991 PO18's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+5.66026'}[18].
  • (27757) 1991 PO18's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+5.659525570454448'}[19].
  • (27757) 1991 PO18's orbital period is recorded as {'unit': 'Q577', 'amount': '+3.37'}[20].
  • (27757) 1991 PO18's orbital period is recorded as {'unit': 'Q573', 'amount': '+1231.83947257739'}[21].
  • (27757) 1991 PO18's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+345.03841'}[22].
  • (27757) 1991 PO18's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+345.0036749154755'}[23].
  • (27757) 1991 PO18's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.2496823'}[24].
  • (27757) 1991 PO18's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.248901632184307'}[25].
  • (27757) 1991 PO18's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.729'}[26].
  • (27757) 1991 PO18's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.729011644315062'}[27].

Body

Designation and Status

(27757) 1991 PO18's instance of is recorded as asteroid[4].

Why It Matters

(27757) 1991 PO18 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  13. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [16] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  15. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . 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). (27757) 1991 PO18. Retrieved May 3, 2026, from https://4ort.xyz/entity/27757-1991-po18
MLA “(27757) 1991 PO18.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/27757-1991-po18.
BibTeX @misc{4ortxyz_27757-1991-po18_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(27757) 1991 PO18}}, year = {2026}, url = {https://4ort.xyz/entity/27757-1991-po18}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (27757) 1991 PO18 — https://4ort.xyz/entity/27757-1991-po18 (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. 27d ago · KaleemBot bot · 2026-05-13 view diff on Wikidata ↗
    Followed by → —
    Orbital eccentricity → {'amount': '+0.21'}, {'amount': '+0.2130423'}, {'amount': '+0.2134864438976973'}
    Orbital period → {'unit': 'Q577', 'amount': '+3.37'}, {'unit': 'Q573', 'amount': '+1231.83947257739'}
    Orbital inclination → {'unit': 'Q28390', 'amount': '+5.66026'}, {'unit': 'Q28390', 'amount': '+5.659525570454448'}
    + 21 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:(27757) 1991 پی او 18]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.