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5253 Fredclifford

minor planet
Place asteroid Q1413068

Facts

26 properties
Instance of
asteroid
Follows
5252 Vikrymov[4]
Followed by
5254 Ulysses[5]
Absolute magnitude
14.7 (14.3–14.7, n=3)[15][16][17]
Albedo
0.528
Apoapsis
2.417, 2.418165464589291
Argument of periapsis
69.24858, 69.3222007770118
Asteroid spectral type
S-type asteroid[10]
Diameter
2.449
Discoverer or inventor
Stephen Singer-Brewster[2]
Epoch
November 21, 2025
Longitude of ascending node
71.26845, 71.21757224499277[23]
Mean anomaly
339.19415, 112.0692623989624
Minor planet group
Mars-crossing asteroid[6]
Orbital eccentricity
0.22 (0.22–0.22, n=3)[12][13][14]
Orbital inclination
28.77362, 28.7626255944054[18][19]
Orbital period
2.77, 1013.087478626537[20][21]
Parent astronomical body
Sun[7]
Periapsis
1.5305299, 1.53000300795258
Provisional designation
1985 XB[8]
Rotation period
3.053[22]
Semi-major axis of an orbit
1.9739914, 1.974084236270935
Significant event
naming[11]
Site of astronomical discovery
Palomar Observatory[3]
Show all 26 facts +2
Time of discovery or invention
December 15, 1985[9]
Time of periapsis
2460685.1223153463
🏷️ Also known as
en (5253) 1985 XB en 5253 Fredclifford en Fredclifford de (5253) 1985 XB de (5253) Fredclifford es (5253) 1985 XB fr (5253) 1985 XB hu (5253) 1985 XB it (5253) 1985 XB pt (5253) 1985 XB ru 1985 XB zh 小行星5253
🔖 Identifiers · 3
Freebase ID
/m/0bs858r
JPL Small-Body Database SPK-ID
20005253
Minor Planet Center body ID
5253

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Asteroid spectral type 1
S-type asteroid
Discoverer or inventor 1
Stephen Singer-Brewster
Epoch 1
November 21, 2025
Followed by 1
5254 Ulysses
Followed by (predecessor) 1
5254 Ulysses
Follows 1
5252 Vikrymov
Instance of 1
asteroid
Minor planet group 1
Mars-crossing asteroid
Parent astronomical body 1
Sun
Preceded by (successor) 1
5252 Vikrymov
Site of astronomical discovery 1
Palomar Observatory
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Summary

5253 Fredclifford 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] ↑ . Minor Planet Center 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] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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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). 5253 Fredclifford. Retrieved November 2, 2026, from https://4ort.xyz/entity/5253-fredclifford
MLA “5253 Fredclifford.” 4ort.xyz Knowledge Graph, 4ort.xyz, 2 Nov. 2026, https://4ort.xyz/entity/5253-fredclifford.
BibTeX @misc{4ortxyz_5253-fredclifford_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{5253 Fredclifford}}, year = {2026}, url = {https://4ort.xyz/entity/5253-fredclifford}, note = {Accessed: 2026-11-02}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 5253 Fredclifford — https://4ort.xyz/entity/5253-fredclifford (retrieved 2026-11-02)

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