2313 Aruna
asteroid
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Summary
2313 Aruna is an asteroid[1]. It has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[2]
Key Facts
- Discoverer or inventor: Henry L. Giclas[3]
- Site of astronomical discovery: Anderson Mesa Station[4]
- Follows: 2312 Duboshin[5]
- Followed by: 2314 Field[6]
- Minor planet group: asteroid belt[7]
- Parent astronomical body: Sun[8]
- Provisional designation: 1949 TE[9], 1972 RA1[10], 1976 TA[11], 1980 QB[12]
- Time of discovery or invention: October 15, 1976[13]
- Significant event: naming[14]
- Orbital eccentricity: 0.19[15], 0.1885711[16], 0.1892588773791659[17]
- Absolute magnitude: 13.0[18], 13.15[19]
- Orbital inclination: 1.83928 degree[20], 1.841336948583934 degree[21]
- Orbital period: 3.85 years[22], 1406.883093964531 day[23]
- Rotation period: 8.9 hour[24]
- Longitude of ascending node: 229.63960 degree[25], 229.5775963321128 degree[26]
- Semi-major axis of an orbit: 2.4575202 astronomical unit[27], 2.457195564415692 astronomical unit[28]
- Apoapsis: 2.921 astronomical unit[29], 2.922241638438072 astronomical unit[30]
- Periapsis: 1.9941030 astronomical unit[31], 1.992149490393312 astronomical unit[32]
- Argument of periapsis: 108.48295 degree[33], 108.3047956306778 degree[34]
- Mean anomaly: 37.75084 degree[35], 292.1097104051837 degree[36]
- Diameter: 15.056 km[37]
- Albedo: 0.045[38]
- Epoch: November 21, 2025[39]
- Time of periapsis: 2461265.815835209 Julian day[40]
Why It Matters
2313 Aruna is known by 13 alternative names across languages and contexts.[41]