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9423 Abt

asteroid
Place asteroid Q782894

Facts

26 properties

Identity

Instance of
asteroid
More facts +25
Follows
9422 Kuboniwa[4]
Followed by
9424 Hiroshinishiyama[5]
Absolute magnitude
12.9 (12.5–12.9, n=3)[19][20][21]
Albedo
+0.132[40]
Apoapsis
+2.968, +2.962848474682644[31][32]
Argument of periapsis
+219.05152, +218.6580329572599[35][36]
Diameter
+12.69[39]
Discoverer or inventor
Spacewatch[1]
Epoch
November 21, 2025[41]
Longitude of ascending node
+106.16050, +106.1279230062959[27][28]
Mean anomaly
+248.38992, +63.7623966557703[37][38]
Minor planet group
asteroid belt[6]
Named after
Helmut Abt[3]
Orbital eccentricity
0.1 (0.1–0.1, n=3)[16][17][18]
Orbital inclination
+8.84852, +8.848070566422805[22][23]
Orbital period
+4.42, +1614.442305704248[24][25]
Parent astronomical body
Sun[7]
Periapsis
+2.4172862, +2.423726768937869[33][34]
Provisional designation
1974 DU, 1981 US15, 1983 CK8, 1990 VH15, 1992 DP2, 1996 AT7[8][9][10][11][12][13]
Rotation period
+3.281[26]
Semi-major axis of an orbit
+2.6927888, +2.693287621810256[29][30]
Significant event
naming[15]
Site of astronomical discovery
Kitt Peak National Observatory[2]
Time of discovery or invention
January 12, 1996[14]
Time of periapsis
+2460714.553581461[42]
🏷️ Also known as
en 9423 Abt en Abt de (9423) Abt fa سیارک ۹۴۲۳ ru 1992 DP2 ru 1996 AT7 ru (9423) 1996 AT7 ru Abt ru 1990 VH15 ru 1974 DU ru 1981 US15 ru 1983 CK8 uk 9423 Абт zh 小行星9423
🔖 Identifiers · 3
Freebase ID
/m/03wbdm6
JPL Small-Body Database SPK-ID
20009423
Minor Planet Center body ID
9423

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

🔗 Connections
Discoverer or inventor 1
Spacewatch
Epoch 1
November 21, 2025
Followed by 1
9424 Hiroshinishiyama
Followed by (predecessor) 1
9424 Hiroshinishiyama
Follows 1
9422 Kuboniwa
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Parent astronomical body 1
Sun
Preceded by (successor) 1
9422 Kuboniwa
Site of astronomical discovery 1
Kitt Peak National Observatory
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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] ↑ . wikidata.org.
  6. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [12] ↑ . JPL Small-Body 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [15] ↑ . wikidata.org.
  16. [16] ↑ . 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] ↑ . 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  27. [27] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  28. [28] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  29. [29] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  30. [30] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  31. [31] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  32. [32] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  33. [33] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  34. [34] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  35. [35] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  36. [36] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  37. [37] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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.
  40. [40] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  41. [41] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  42. [42] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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). 9423 Abt. Retrieved November 4, 2026, from https://4ort.xyz/entity/9423-abt
MLA “9423 Abt.” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Nov. 2026, https://4ort.xyz/entity/9423-abt.
BibTeX @misc{4ortxyz_9423-abt_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{9423 Abt}}, year = {2026}, url = {https://4ort.xyz/entity/9423-abt}, note = {Accessed: 2026-11-04}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 9423 Abt — https://4ort.xyz/entity/9423-abt (retrieved 2026-11-04)

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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. 3d ago · AbzalM · 2026-11-02 view diff on Wikidata ↗
    Orbital inclination → {'unit': 'Q28390', 'amount': '+8.84852'}, {'unit': 'Q28390', 'amount': '+8.848070566422805'}
    Apoapsis → {'unit': 'Q1811', 'amount': '+2.968'}, {'unit': 'Q1811', 'amount': '+2.962848474682644'}
    Discoverer or inventor → Spacewatch
    Site of astronomical discovery → Kitt Peak National Observatory
    + 27 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.