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5630 Billschaefer

main-belt asteroid
Asteroid Q1068973

Facts

25 properties

Identity

Instance of
asteroid
More facts +24
Follows
5629 Kuwana[4]
Followed by
5631 Sekihokutouge[5]
Absolute magnitude
13.7, 13.79[17][18]
Albedo
0.308
Apoapsis
2.559 au, 2.558676057639394 au
Argument of periapsis
64.64347°, 64.4151188142544°
Diameter
4.785 km
Discoverer or inventor
Jack B. Child[2]
Epoch
November 21, 2025
Longitude of ascending node
182.83409°, 182.7522549630265°
Mean anomaly
223.69212°, 208.0136712770608°
Minor planet group
asteroid belt[6]
Orbital eccentricity
0.14 (0.14–0.14, n=3)[14][15][16]
Orbital inclination
2.89853°, 2.899928700166275°[19][20]
Orbital period
3.36 year, 1,228.02749787709 day[21][22]
Parent astronomical body
Sun[7]
Periapsis
1.9284190 au, 1.929843330745538 au
Provisional designation
1949 CK, 1973 GR, 1983 EV1, 1993 FZ[8][9][10][11]
Rotation period
69.0 h[23]
Semi-major axis of an orbit
2.2435908 au, 2.244259694192466 au
Significant event
naming[13]
Site of astronomical discovery
Palomar Observatory[3]
Time of discovery or invention
March 21, 1993[12]
Time of periapsis
2,461,518.9538638145 Julian day
🏷️ Also known as
en 5630 Billschaefer en (5630) Billschaefer en Billschaefer de Billschaefer es Billschaefer fa سیارک 5630 fa سیارک ۵۶۳۰ fr Billschaefer ja ビルシェーファー pt Billschaefer ru 1949 CK ru 1973 GR ru 1983 EV1 ru 1993 FZ ru (5630) 1993 FZ ru Billschaefer uk 5630 Billschaefer uk 5630 Біллшефер uk (5630) Біллшефер zh 小行星5630
🔖 Identifiers · 3
Freebase ID
/m/03y0_qh
JPL Small-Body Database SPK-ID
20005630
Minor Planet Center body ID
5630

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

🔗 Connections
Discoverer or inventor 1
Jack B. Child
Epoch 1
November 21, 2025
Followed by 1
5631 Sekihokutouge
Followed by (predecessor) 1
5631 Sekihokutouge
Follows 1
5629 Kuwana
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Parent astronomical body 1
Sun
Preceded by (successor) 1
5629 Kuwana
Site of astronomical discovery 1
Palomar Observatory
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Summary

5630 Billschaefer is an asteroid[1].

References

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

Direct Wikidata claims

  1. [2] ↑ . Minor Planet Center database. wikidata.org.
  2. [3] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [4] ↑ . Minor Planet Center database. wikidata.org.
  4. [5] ↑ . Minor Planet Center database. 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] ↑ . wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [21] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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). 5630 Billschaefer. Retrieved November 11, 2026, from https://4ort.xyz/entity/5630-billschaefer
MLA “5630 Billschaefer.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Nov. 2026, https://4ort.xyz/entity/5630-billschaefer.
BibTeX @misc{4ortxyz_5630-billschaefer_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{5630 Billschaefer}}, year = {2026}, url = {https://4ort.xyz/entity/5630-billschaefer}, note = {Accessed: 2026-11-11}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 5630 Billschaefer — https://4ort.xyz/entity/5630-billschaefer (retrieved 2026-11-11)

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