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(66457) 1999 PY7

asteroid
Place asteroid Q15182737
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(66457) 1999 PY7

Summary

(66457) 1999 PY7 is an asteroid[1].

Key Facts

  • (66457) 1999 PY7 is credited with the discovery of Lowell Observatory Near-Earth-Object Search[2].
  • (66457) 1999 PY7's instance of is recorded as asteroid[3].
  • (66457) 1999 PY7's site of astronomical discovery is recorded as Anderson Mesa Station[4].
  • (66457) 1999 PY7 followed (66456) 1999 PS5[5].
  • (66457) 1999 PY7 was followed by 66458 Romaplanetario[6].
  • (66457) 1999 PY7's minor planet group is recorded as asteroid belt[7].
  • (66457) 1999 PY7's parent astronomical body is recorded as Sun[8].
  • (66457) 1999 PY7's provisional designation is recorded as 1999 PY7[9].
  • (66457) 1999 PY7's time of discovery or invention is recorded as August 7, 1999[10].
  • (66457) 1999 PY7's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2347487923482105'}[11].
  • (66457) 1999 PY7's absolute magnitude is recorded as {'unit': '1', 'amount': '+16.27'}[12].
  • (66457) 1999 PY7's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+2.509718629510231'}[13].
  • (66457) 1999 PY7's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1470.124611441427'}[14].
  • (66457) 1999 PY7's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+317.7142616643235'}[15].
  • (66457) 1999 PY7's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.530291059028238'}[16].
  • (66457) 1999 PY7's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.124273829424591'}[17].
  • (66457) 1999 PY7's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.936308288631885'}[18].
  • (66457) 1999 PY7's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+344.22981230654'}[19].
  • (66457) 1999 PY7's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+103.6423409789785'}[20].
  • (66457) 1999 PY7's epoch is recorded as October 17, 2024[21].
  • (66457) 1999 PY7's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460177.257899276'}[22].

Body

Designation and Status

(66457) 1999 PY7'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.

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). (66457) 1999 PY7. Retrieved May 3, 2026, from https://4ort.xyz/entity/-66457-1999-py7
MLA “(66457) 1999 PY7.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-66457-1999-py7.
BibTeX @misc{4ortxyz_-66457-1999-py7_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(66457) 1999 PY7}}, year = {2026}, url = {https://4ort.xyz/entity/-66457-1999-py7}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (66457) 1999 PY7 — https://4ort.xyz/entity/-66457-1999-py7 (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. 23d ago · LiMrBot bot · 2026-05-13 view diff on Wikidata ↗
    Minor planet group → asteroid belt
    Orbital eccentricity → {'unit': '1', 'amount': '+0.2347487923482105'}
    Provisional designation → 1999 PY7
    Semi-major axis of an orbit → {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '
    + 20 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ [[Property:P1457]]: 16.27"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.