Home › Entities › asteroid › (47421) 1999 XN166

(47421) 1999 XN166

asteroid
Place asteroid Q8331056
Press Enter · cited answer in seconds

(47421) 1999 XN166

Summary

(47421) 1999 XN166 is an asteroid[1].

Key Facts

  • (47421) 1999 XN166 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (47421) 1999 XN166's instance of is recorded as asteroid[3].
  • (47421) 1999 XN166's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (47421) 1999 XN166's follows is recorded as (47420) 1999 XB166[5].
  • (47421) 1999 XN166's followed by is recorded as (47422) 1999 XK168[6].
  • (47421) 1999 XN166's minor planet group is recorded as asteroid belt[7].
  • (47421) 1999 XN166's parent astronomical body is recorded as Sun[8].
  • (47421) 1999 XN166's provisional designation is recorded as 1999 XN166[9].
  • (47421) 1999 XN166's provisional designation is recorded as 2001 FH171[10].
  • (47421) 1999 XN166's time of discovery or invention is recorded as +1999-12-10T00:00:00Z[11].
  • (47421) 1999 XN166's JPL Small-Body Database SPK-ID is recorded as 20047421[12].
  • (47421) 1999 XN166's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.09601756064638577'}[13].
  • (47421) 1999 XN166's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.36'}[14].
  • (47421) 1999 XN166's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+6.300193249530746'}[15].
  • (47421) 1999 XN166's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1280.493162706252'}[16].
  • (47421) 1999 XN166's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+347.9604591429755'}[17].
  • (47421) 1999 XN166's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.307734758438603'}[18].
  • (47421) 1999 XN166's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.529317820562754'}[19].
  • (47421) 1999 XN166's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.086151696314452'}[20].
  • (47421) 1999 XN166's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+77.94503675467269'}[21].
  • (47421) 1999 XN166's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+336.429625410221'}[22].
  • (47421) 1999 XN166's Wolfram Language entity code is recorded as Entity["MinorPlanet", "MinorPlanet47421Provisional1999XN166"][23].
  • (47421) 1999 XN166's Minor Planet Center body ID is recorded as 47421[24].
  • (47421) 1999 XN166's epoch is recorded as March 31, 2024[25].
  • (47421) 1999 XN166's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460484.338065291'}[26].

Body

Designation and Status

(47421) 1999 XN166'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 . 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] ↑ . wikidata.org.
  23. [24] ↑ . 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). (47421) 1999 XN166. Retrieved May 3, 2026, from https://4ort.xyz/entity/-47421-1999-xn166
MLA “(47421) 1999 XN166.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-47421-1999-xn166.
BibTeX @misc{4ortxyz_-47421-1999-xn166_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(47421) 1999 XN166}}, year = {2026}, url = {https://4ort.xyz/entity/-47421-1999-xn166}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (47421) 1999 XN166 — https://4ort.xyz/entity/-47421-1999-xn166 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/-47421-1999-xn166 · Last refreshed: