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(49445) 1998 YS8

minor planet
Place asteroid Q4543789
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(49445) 1998 YS8

Summary

(49445) 1998 YS8 is an asteroid[1].

Key Facts

  • (49445) 1998 YS8 is credited with the discovery of Beijing Schmidt CCD Asteroid Program[2].
  • (49445) 1998 YS8's instance of is recorded as asteroid[3].
  • (49445) 1998 YS8's site of astronomical discovery is recorded as Xinglong Station[4].
  • (49445) 1998 YS8 followed (49444) 1998 YO7[5].
  • (49445) 1998 YS8 was followed by (49446) 1998 YO9[6].
  • (49445) 1998 YS8's minor planet group is recorded as asteroid belt[7].
  • (49445) 1998 YS8's parent astronomical body is recorded as Sun[8].
  • (49445) 1998 YS8's provisional designation is recorded as 1993 OB1[9].
  • (49445) 1998 YS8's provisional designation is recorded as 1998 YS8[10].
  • (49445) 1998 YS8's time of discovery or invention is recorded as December 17, 1998[11].
  • (49445) 1998 YS8's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.08648429401198345'}[12].
  • (49445) 1998 YS8's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.88'}[13].
  • (49445) 1998 YS8's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+14.38776396360706'}[14].
  • (49445) 1998 YS8's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1568.378889585057'}[15].
  • (49445) 1998 YS8's rotation period is recorded as {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+9.68'}[16].
  • (49445) 1998 YS8's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+158.2835281895322'}[17].
  • (49445) 1998 YS8's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.641810776684731'}[18].
  • (49445) 1998 YS8's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.87028591661956'}[19].
  • (49445) 1998 YS8's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.413335636749903'}[20].
  • (49445) 1998 YS8's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+246.901620476773'}[21].
  • (49445) 1998 YS8's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+112.3964143908908'}[22].
  • (49445) 1998 YS8's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+3.054'}[23].
  • (49445) 1998 YS8's albedo is recorded as {'unit': '1', 'amount': '+0.274'}[24].
  • (49445) 1998 YS8's epoch is recorded as November 21, 2025[25].
  • (49445) 1998 YS8's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460510.8328789007'}[26].

Body

Designation and Status

(49445) 1998 YS8'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 . ssd.jpl.nasa.gov. Provenance: 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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). (49445) 1998 YS8. Retrieved May 3, 2026, from https://4ort.xyz/entity/-49445-1998-ys8
MLA “(49445) 1998 YS8.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-49445-1998-ys8.
BibTeX @misc{4ortxyz_-49445-1998-ys8_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(49445) 1998 YS8}}, year = {2026}, url = {https://4ort.xyz/entity/-49445-1998-ys8}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (49445) 1998 YS8 — https://4ort.xyz/entity/-49445-1998-ys8 (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. 18w ago · KaleemBot bot · 2026-05-13 view diff on Wikidata ↗
    Mean anomaly → {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount':
    Discoverer or inventor → Beijing Schmidt CCD Asteroid Program
    Imported from → —
    Instance of → asteroid
    + 26 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:(49445) 1998 وائی ایس 8]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.