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(51139) 2000 HM45

asteroid
Asteroid Q15162900

Facts

23 properties

Identity

Instance of
asteroid
More facts +22
Follows
(51138) 2000 HC45[4]
Followed by
(51140) 2000 HU45[5]
Absolute magnitude
14.15[11]
Albedo
0.185[21]
Apoapsis
3.262695888382042 au[16]
Argument of periapsis
181.0326236629911°[18]
Diameter
4.68 km[20]
Discoverer or inventor
Lowell Observatory Near-Earth-Object Search[2]
Epoch
May 5, 2025[22]
Longitude of ascending node
199.0039110861323°[14]
Mean anomaly
92.57475276461528°[19]
Minor planet group
asteroid belt[6]
Orbital eccentricity
0.07420685438318803[10]
Orbital inclination
15.68688361630518°[12]
Orbital period
1,933.443304438365 day[13]
Parent astronomical body
Sun[7]
Periapsis
2.811917907031672 au[17]
Provisional designation
2000 HM45[8]
Semi-major axis of an orbit
3.037306897706857 au[15]
Site of astronomical discovery
Anderson Mesa Station[3]
Time of discovery or invention
April 26, 2000[9]
Time of periapsis
2,460,303.311011409 Julian day[23]
🏷️ Also known as
en (51139) 2000 HM45 ru 2000 HM45 zh 小行星51139
🔖 Identifiers · 2
JPL Small-Body Database SPK-ID
20051139
Minor Planet Center body ID
51139

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Summary

(51139) 2000 HM45 is an asteroid[1].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . 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. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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.

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). (51139) 2000 HM45. Retrieved May 3, 2026, from https://4ort.xyz/entity/-51139-2000-hm45
MLA “(51139) 2000 HM45.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-51139-2000-hm45.
BibTeX @misc{4ortxyz_-51139-2000-hm45_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(51139) 2000 HM45}}, year = {2026}, url = {https://4ort.xyz/entity/-51139-2000-hm45}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (51139) 2000 HM45 — https://4ort.xyz/entity/-51139-2000-hm45 (retrieved 2026-05-03)

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