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(6397) 1991 BJ

asteroid
Place asteroid Q619044

Facts

24 properties

Identity

Instance of
asteroid
More facts +23
Follows
6396 Schleswig[4]
Followed by
6398 Timhunter[5]
Absolute magnitude
+13.1, +13.28[17][18]
Albedo
+0.286[37]
Apoapsis
+2.422, +2.418556661707746[28][29]
Argument of periapsis
+357.81579, +357.6308421317673[32][33]
Diameter
+6.249[36]
Discoverer or inventor
Shūji Hayakawa, Tsutomu Hioki[1][2]
Epoch
November 21, 2025[38]
Longitude of ascending node
+60.09620, +60.01713345084654[24][25]
Mean anomaly
+6.55629, +303.5070003711526[34][35]
Minor planet group
asteroid belt[6]
Orbital eccentricity
0.03 (0.03–0.03, n=3)[14][15][16]
Orbital inclination
+4.55520, +4.555265963232045[19][20]
Orbital period
+3.6, +1315.349796252394[21][22]
Parent astronomical body
Sun[7]
Periapsis
+2.2772374, +2.280296630313327[30][31]
Provisional designation
1991 BJ, 1975 VU3, 1975 VY9, 1979 YV9, 1986 WF1[8][9][10][11][12]
Rotation period
+77.2382[23]
Semi-major axis of an orbit
+2.3497608, +2.349426646010536[26][27]
Site of astronomical discovery
Okutama[3]
Time of discovery or invention
January 17, 1991[13]
Time of periapsis
+2461206.9112654207[39]
🏷️ Also known as
en (6397) 1991 BJ hu 1991 BJ ru 1975 VU3 ru 1975 VY9 ru 1979 YV9 ru 1986 WF1 ru 1991 BJ zh 小行星6397
🔖 Identifiers · 4
Freebase ID
/m/0c02xr0
JPL Small-Body Database SPK-ID
20006397
Minor Planet Center body ID
6397
Wolfram Language entity code
Entity["MinorPlanet", "MinorPlanet6397Provisional1991BJ"]

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

🔗 Connections
Discoverer or inventor 2
Tsutomu Hioki, Shūji Hayakawa
Epoch 1
November 21, 2025
Followed by 1
6398 Timhunter
Followed by (predecessor) 1
6398 Timhunter
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Parent astronomical body 1
Sun
Site of astronomical discovery 1
Okutama
← FactGrid item ID 1
Jadwinów
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References

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

Direct Wikidata claims

  1. [1] ↑ . 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. [3] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [4] ↑ . wikidata.org.
  5. [5] ↑ . wikidata.org.
  6. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [8] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [9] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [10] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [11] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [12] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [14] ↑ . wikidata.org.
  15. [15] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  16. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [17] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  18. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [19] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  20. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [21] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  22. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [24] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  25. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  26. [26] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  27. [27] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  28. [28] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  29. [29] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  30. [30] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  31. [31] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  32. [32] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  33. [33] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  34. [34] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  35. [35] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  36. [36] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  37. [37] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  38. [38] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  39. [39] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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). (6397) 1991 BJ. Retrieved November 1, 2026, from https://4ort.xyz/entity/6397-1991-bj
MLA “(6397) 1991 BJ.” 4ort.xyz Knowledge Graph, 4ort.xyz, 1 Nov. 2026, https://4ort.xyz/entity/6397-1991-bj.
BibTeX @misc{4ortxyz_6397-1991-bj_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(6397) 1991 BJ}}, year = {2026}, url = {https://4ort.xyz/entity/6397-1991-bj}, note = {Accessed: 2026-11-01}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (6397) 1991 BJ — https://4ort.xyz/entity/6397-1991-bj (retrieved 2026-11-01)

Canonical URL: https://4ort.xyz/entity/6397-1991-bj · Last refreshed:

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. 6d ago · AbzalM · 2026-10-31 view diff on Wikidata ↗
    Periapsis → {'unit': 'Q1811', 'amount': '+2.2772374'}, {'unit': 'Q1811', 'amount': '+2.280296630313327'}
    Orbital period → {'unit': 'Q577', 'amount': '+3.6'}, {'unit': 'Q573', 'amount': '+1315.349796252394'}
    Wikipedia languages → ['ar', 'arz', 'ce', 'en', 'eo', 'es', 'fr', 'hu', 'hy', 'kaa', 'mg', 'sv', 'tt',
    Rotation period → {'unit': 'Q25235', 'amount': '+77.2382'}
    + 24 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update-languages-and-other-short:0||kaa */ kaawiki sitelink"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.