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13387 Irus

asteroid
Place asteroid Q2213952

Facts

25 properties

Identity

Instance of
asteroid
More facts +24
Follows
(13386) 1998 XG80[3]
Followed by
(13388) 1999 AE6[4]
Absolute magnitude
+12.0, +12.23[16][17]
Albedo
+0.093[35]
Apoapsis
+5.715, +5.700154483066854[26][27]
Argument of periapsis
+19.69972, +21.10417589261638[30][31]
Diameter
+18.989[34]
Discoverer or inventor
Astronomical Observatory of Farra d'Isonzo[1]
Epoch
November 21, 2025[36]
Lagrangian point
L4-Jupiter-Sun[15]
Longitude of ascending node
+355.92160, +355.9128301899607[22][23]
Mean anomaly
+298.98858, +137.2260363973016[32][33]
Minor planet group
Jupiter trojan, Greek camp trojan asteroid[5][6]
Orbital eccentricity
0.1 (0.1–0.1, n=3)[12][13][14]
Orbital inclination
+7.24274, +7.246091402281087[18][19]
Orbital period
+11.89, +4336.212766794884[20][21]
Parent astronomical body
Sun[7]
Periapsis
+4.7027222, +4.707944974381961[28][29]
Provisional designation
1996 RT28, 1998 YW6[8][9]
Semi-major axis of an orbit
+5.2086810, +5.204049728724407[24][25]
Significant event
naming[11]
Site of astronomical discovery
Astronomical Observatory of Farra d'Isonzo[2]
Time of discovery or invention
December 22, 1998[10]
Time of periapsis
+2459347.6075251037[37]
🏷️ Also known as
en 13387 Irus en (13387) Irus en Irus ar إيروس 13387 de (13387) Iros de (13387) Irus es (13387) Irus fa سیارک ۱۳۳۸۷ fa سیارک 13387 fr (13387) Irus pt (13387) Irus ru (13387) 1998 YW6 ru 1996 RT28 ru 1998 YW6 ru Irus sv 1998 YW zh 小行星13387
🔖 Identifiers · 3
Freebase ID
/m/03y49l6
JPL Small-Body Database SPK-ID
20013387
Minor Planet Center body ID
13387

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

🔗 Connections
Discoverer or inventor 1
Astronomical Observatory of Farra d'Isonzo
Epoch 1
November 21, 2025
Followed by 1
(13388) 1999 AE6
Followed by (predecessor) 1
(13388) 1999 AE6
Follows 1
(13386) 1998 XG80
Instance of 1
asteroid
Minor planet group 1
Jupiter trojan
Parent astronomical body 1
Sun
Preceded by (successor) 1
(13386) 1998 XG80
Site of astronomical discovery 1
Astronomical Observatory of Farra d'Isonzo
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References

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

Direct Wikidata claims

  1. [1] ↑ . Minor Planet Center 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] ↑ . wikidata.org.
  4. [4] ↑ . wikidata.org.
  5. [5] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [6] ↑ . minorplanetcenter.org. minorplanetcenter.org. Provenance: wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [11] ↑ . wikidata.org.
  12. [12] ↑ . wikidata.org.
  13. [13] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  14. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [15] ↑ . wikidata.org.
  16. [16] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [20] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  21. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [22] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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.

📑 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). 13387 Irus. Retrieved November 5, 2026, from https://4ort.xyz/entity/13387-irus
MLA “13387 Irus.” 4ort.xyz Knowledge Graph, 4ort.xyz, 5 Nov. 2026, https://4ort.xyz/entity/13387-irus.
BibTeX @misc{4ortxyz_13387-irus_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{13387 Irus}}, year = {2026}, url = {https://4ort.xyz/entity/13387-irus}, note = {Accessed: 2026-11-05}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 13387 Irus — https://4ort.xyz/entity/13387-irus (retrieved 2026-11-05)

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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 ↗
    Wikipedia languages → ['ar', 'arz', 'ce', 'en', 'eo', 'fa', 'fi', 'fr', 'hy', 'id', 'it', 'kaa', 'min'
    Sitelink count → 20
    "/* wbeditentity-update-languages-and-other-short:0||kaa */ kaawiki sitelink"
  2. 4w ago · Kwamikagami · 2026-10-04 view diff on Wikidata ↗
    Significant event → naming
    Followed by → (13388) 1999 AE6
    Epoch → November 21, 2025
    Sitelink count → 20
    + 26 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ Astronomic symbol image: Irus symbol (fixed width).svg"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.