(55356) 2001 SY157

asteroid
Place asteroid Q15166696
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(55356) 2001 SY157

Summary

(55356) 2001 SY157 is an asteroid[1].

Key Facts

  • (55356) 2001 SY157 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (55356) 2001 SY157's instance of is recorded as asteroid[3].
  • (55356) 2001 SY157's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (55356) 2001 SY157's follows is recorded as (55355) 2001 SD155[5].
  • (55356) 2001 SY157's followed by is recorded as (55357) 2001 SY160[6].
  • (55356) 2001 SY157's minor planet group is recorded as asteroid belt[7].
  • (55356) 2001 SY157's parent astronomical body is recorded as Sun[8].
  • (55356) 2001 SY157's provisional designation is recorded as 2001 SY157[9].
  • (55356) 2001 SY157's time of discovery or invention is recorded as +2001-09-17T00:00:00Z[10].
  • (55356) 2001 SY157's JPL Small-Body Database SPK-ID is recorded as 20055356[11].
  • (55356) 2001 SY157's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.158340812603499'}[12].
  • (55356) 2001 SY157's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.87'}[13].
  • (55356) 2001 SY157's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+5.716032933277474'}[14].
  • (55356) 2001 SY157's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1967.840404758956'}[15].
  • (55356) 2001 SY157's rotation period is recorded as {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+72.9251'}[16].
  • (55356) 2001 SY157's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+233.0475699738078'}[17].
  • (55356) 2001 SY157's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.073224577750728'}[18].
  • (55356) 2001 SY157's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.559841454704824'}[19].
  • (55356) 2001 SY157's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.586607700796633'}[20].
  • (55356) 2001 SY157's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+219.4095748689379'}[21].
  • (55356) 2001 SY157's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+111.6087019396192'}[22].
  • (55356) 2001 SY157's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+7.489'}[23].
  • (55356) 2001 SY157's albedo is recorded as {'unit': '1', 'amount': '+0.035'}[24].
  • (55356) 2001 SY157's Minor Planet Center body ID is recorded as 55356[25].
  • (55356) 2001 SY157's epoch is recorded as November 21, 2025[26].

Body

Designation and Status

(55356) 2001 SY157'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] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [5] . wikidata.org.
  5. [6] . wikidata.org.
  6. [7] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [8] . wikidata.org.
  8. [9] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [10] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [11] . JPL Small-Body Database. Retrieved . wikidata.org.
  11. [12] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [13] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [14] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [24] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [25] . 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). (55356) 2001 SY157. Retrieved May 3, 2026, from https://4ort.xyz/entity/-55356-2001-sy157
MLA “(55356) 2001 SY157.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-55356-2001-sy157.
BibTeX @misc{4ortxyz_-55356-2001-sy157_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(55356) 2001 SY157}}, year = {2026}, url = {https://4ort.xyz/entity/-55356-2001-sy157}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (55356) 2001 SY157 — https://4ort.xyz/entity/-55356-2001-sy157 (retrieved 2026-05-03)

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