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4130 Ramanujan

asteroid
Thing Asteroid Q152710

Facts

26 properties
Instance of
asteroid
Follows
4129 Richelen[5]
Followed by
4131 Stasik[6]
Absolute magnitude
12.3, 12.46[19][20]
Albedo
0.095
Apoapsis
3.167 astronomical unit, 3.16562175639068 astronomical unit
Argument of periapsis
46.09602 degree, 57.64730882764562 degree
Diameter
12.847 km
Discoverer or inventor
Rajgopalan Rajamohan[2]
Epoch
November 21, 2025
Longitude of ascending node
175.19485 degree, 174.8955075142707 degree
Mean anomaly
229.95154 degree, 301.1234218681296 degree
Minor planet group
asteroid belt[7]
Named after
Srinivasa Ramanujan[4]
Orbital eccentricity
0.04 (0.04–0.04, n=3)[16][17][18]
Orbital inclination
9.782 degree, 9.79683 degree, 9.775181571837429 degree[21][22][23]
Orbital period
5.34 year, 1,950.166869789284 day
Parent astronomical body
Sun[8]
Periapsis
2.9440717 astronomical unit, 2.943970500943353 astronomical unit
Provisional designation
1978 GU1, 1979 OF, 1983 HU1, 1985 PU1, 1988 DQ1[9][10][11][12][13]
Rotation period
5.94164 hour
Semi-major axis of an orbit
3.0556501 astronomical unit, 3.054796128667016 astronomical unit
Significant event
naming[15]
Site of astronomical discovery
Vainu Bappu Observatory[3]
Show all 26 facts +2
Time of discovery or invention
February 17, 1988[14]
Time of periapsis
2,461,319.442089109 Julian day
🏷️ Also known as
en Ramanujan de (4130) Ramanujan fa سیارک ۴۱۳۰ ja ラマヌジャン ko 4130 라마누잔 ru (4130) 1988 DQ1 ru 1979 OF ru 1978 GU1 ru 1983 HU1 ru 1985 PU1 ru 1988 DQ1 uk 4130 Рамануян zh 小行星4130
🔖 Identifiers · 3
Freebase ID
/m/03y832h
JPL Small-Body Database SPK-ID
20004130
Minor Planet Center body ID
4130

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Summary

4130 Ramanujan 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. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [3] ↑ . JPL Small-Body Database. wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . Minor Planet Center database. wikidata.org.
  5. [6] ↑ . Minor Planet Center database. wikidata.org.
  6. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [8] ↑ . 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] ↑ . wikidata.org.
  15. [16] ↑ . 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] ↑ . wikidata.org.
  21. [22] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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). 4130 Ramanujan. Retrieved November 10, 2026, from https://4ort.xyz/entity/4130-ramanujan
MLA “4130 Ramanujan.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Nov. 2026, https://4ort.xyz/entity/4130-ramanujan.
BibTeX @misc{4ortxyz_4130-ramanujan_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{4130 Ramanujan}}, year = {2026}, url = {https://4ort.xyz/entity/4130-ramanujan}, note = {Accessed: 2026-11-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 4130 Ramanujan — https://4ort.xyz/entity/4130-ramanujan (retrieved 2026-11-10)

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