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(73545) 2003 OB31

asteroid
Asteroid Q5771905

Facts

21 properties

Identity

Instance of
asteroid
More facts +20
Follows
(73544) 2003 OZ30[4]
Followed by
(73546) 2003 OM31[5]
Absolute magnitude
14.74[11]
Apoapsis
3.105280721238147 au[16]
Argument of periapsis
15.2714460307263°[18]
Discoverer or inventor
Lincoln Near-Earth Asteroid Research[2]
Epoch
November 21, 2025[20]
Longitude of ascending node
313.9411268465933°[14]
Mean anomaly
305.8543828417692°[19]
Minor planet group
asteroid belt[6]
Orbital eccentricity
0.1194637819939098[10]
Orbital inclination
11.35725952063313°[12]
Orbital period
1,687.464543452201 day[13]
Parent astronomical body
Sun[7]
Periapsis
2.442519522387852 au[17]
Provisional designation
2003 OB31[8]
Semi-major axis of an orbit
2.773900121812999 au[15]
Site of astronomical discovery
Experimental Test Site[3]
Time of discovery or invention
July 30, 2003[9]
Time of periapsis
2,461,254.3022476053 Julian day[21]
🏷️ Also known as
en (73545) 2003 OB31 ru 2003 OB31 zh 小行星73545
🔖 Identifiers · 3
Google Knowledge Graph ID
/g/12377gtn
JPL Small-Body Database SPK-ID
20073545
Minor Planet Center body ID
73545

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🔗 Connections
Discoverer or inventor 1
Lincoln Near-Earth Asteroid Research
Epoch 1
November 21, 2025
Followed by 1
(73546) 2003 OM31
Followed by (predecessor) 1
(73546) 2003 OM31
Follows 1
(73544) 2003 OZ30
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Parent astronomical body 1
Sun
Preceded by (successor) 1
(73544) 2003 OZ30
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Summary

(73545) 2003 OB31 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.

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). (73545) 2003 OB31. Retrieved November 1, 2026, from https://4ort.xyz/entity/73545-2003-ob31
MLA “(73545) 2003 OB31.” 4ort.xyz Knowledge Graph, 4ort.xyz, 1 Nov. 2026, https://4ort.xyz/entity/73545-2003-ob31.
BibTeX @misc{4ortxyz_73545-2003-ob31_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(73545) 2003 OB31}}, year = {2026}, url = {https://4ort.xyz/entity/73545-2003-ob31}, note = {Accessed: 2026-11-01}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (73545) 2003 OB31 — https://4ort.xyz/entity/73545-2003-ob31 (retrieved 2026-11-01)

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