1431 Luanda
asteroid
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Summary
1431 Luanda is an asteroid[1]. It ranks in the top 2% of asteroid entities by monthly Wikipedia readership (29 views/month).[2]
Key Facts
- Discoverer or inventor: Cyril V. Jackson[3]
- Site of astronomical discovery: Union Observatory[4]
- Named after: Luanda[5]
- Follows: 1430 Somalia[6]
- Followed by: 1432 Ethiopia[7]
- Minor planet group: asteroid belt[8]
- Commons category: 1431 Luanda[9]
- Parent astronomical body: Sun[10]
- Provisional designation: 1937 OB[11], 1949 KZ[12]
- Time of discovery or invention: July 29, 1937[13]
- Significant event: naming[14]
- Orbital eccentricity: 0.184256[15], 0.1831063[16], 0.1838220231204608[17]
- Absolute magnitude: 11.50[18], 11.6[19], 11.63[20]
- Orbital inclination: 13.98785 degree[21], 13.98769471711233 degree[22]
- Orbital period: 4.24 years[23], 1548.427962842379 day[24]
- Rotation period: 4.141 hour[25]
- Longitude of ascending node: 117.71663 degree[26], 117.6541662010311 degree[27]
- Semi-major axis of an orbit: 2.6202902 astronomical unit[28], 2.619359163545381 astronomical unit[29]
- Apoapsis: 3.100 astronomical unit[30], 3.100855064267412 astronomical unit[31]
- Periapsis: 2.1404985 astronomical unit[32], 2.137863262823351 astronomical unit[33]
- Argument of periapsis: 224.25627 degree[34], 223.951081932235 degree[35]
- Mean anomaly: 72.96560 degree[36], 271.3245014398937 degree[37]
- Diameter: 13.608 km[38]
- Albedo: 0.36[39]
- Epoch: November 21, 2025[40]
Why It Matters
1431 Luanda has Wikipedia articles in 19 language editions, a strong signal of global cultural recognition.[41] It is known by 15 alternative names across languages and contexts.[42]