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(73642) 1978 RV9

asteroid
Place asteroid Q5779261

Facts

23 properties

Identity

Instance of
asteroid
More facts +22
Follows
(73641) 1977 UK3[4]
Followed by
(73643) 1978 UA5[5]
Absolute magnitude
15.73[13]
Albedo
0.36[23]
Apoapsis
3.190638625661721[18]
Argument of periapsis
130.4986515157518[20]
Diameter
1.759[22]
Discoverer or inventor
Claes-Ingvar Lagerkvist[2]
Epoch
November 21, 2025
Longitude of ascending node
157.6601903090803[16]
Mean anomaly
244.3803340129263[21]
Minor planet group
asteroid belt[6]
Orbital eccentricity
0.2530496936389046[12]
Orbital inclination
5.26780013595261[14]
Orbital period
1484.097428349283[15]
Parent astronomical body
Sun[7]
Periapsis
1.901958486582061[19]
Provisional designation
1978 RL16, 1978 RV9, 1998 KP40[8][9][10]
Semi-major axis of an orbit
2.546298556121891[17]
Site of astronomical discovery
La Silla Observatory[3]
Time of discovery or invention
September 2, 1978[11]
Time of periapsis
2461477.141247106
🏷️ Also known as
en (73642) 1978 RV9 ru 1978 RL16 ru 1978 RV9 ru 1998 KP40 zh 小行星73642
🔖 Identifiers · 3
Google Knowledge Graph ID
/g/121_p8zq
JPL Small-Body Database SPK-ID
20073642
Minor Planet Center body ID
73642

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🔗 Connections
Discoverer or inventor 1
Claes-Ingvar Lagerkvist
Epoch 1
November 21, 2025
Followed by 1
(73643) 1978 UA5
Followed by (predecessor) 1
(73643) 1978 UA5
Follows 1
(73641) 1977 UK3
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Parent astronomical body 1
Sun
Preceded by (successor) 1
(73641) 1977 UK3
Site of astronomical discovery 1
La Silla Observatory
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Summary

(73642) 1978 RV9 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] ↑ . 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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] ↑ . 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). (73642) 1978 RV9. Retrieved October 1, 2026, from https://4ort.xyz/entity/73642-1978-rv9
MLA “(73642) 1978 RV9.” 4ort.xyz Knowledge Graph, 4ort.xyz, 1 Oct. 2026, https://4ort.xyz/entity/73642-1978-rv9.
BibTeX @misc{4ortxyz_73642-1978-rv9_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(73642) 1978 RV9}}, year = {2026}, url = {https://4ort.xyz/entity/73642-1978-rv9}, note = {Accessed: 2026-10-01}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (73642) 1978 RV9 — https://4ort.xyz/entity/73642-1978-rv9 (retrieved 2026-10-01)

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