(33291) 1998 KP9
minor planet
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Key Facts
- Discoverer or inventor: Beijing Schmidt CCD Asteroid Program[1]
- Site of astronomical discovery: Xinglong Station[2]
- Follows: 33290 Carloszuluaga[3]
- Followed by: (33292) 1998 KT26[4]
- Minor planet group: asteroid belt[5]
- Parent astronomical body: Sun[6]
- Provisional designation: 1998 KP9[7], 2000 SG73[8]
- Time of discovery or invention: May 20, 1998[9]
- Orbital eccentricity: 0.08[10], 0.0801555[11], 0.08280680215748899[12]
- Absolute magnitude: 14.2[13], 14.33[14]
- Orbital inclination: 15.31991 degree[15], 15.32711790648605 degree[16]
- Orbital period: 4.21 years[17], 1536.950293629711 day[18]
- Longitude of ascending node: 27.80512 degree[19], 27.64252580570567 degree[20]
- Semi-major axis of an orbit: 2.6081346 astronomical unit[21], 2.606399179523679 astronomical unit[22]
- Apoapsis: 2.817 astronomical unit[23], 2.822226760725938 astronomical unit[24]
- Periapsis: 2.3990783 astronomical unit[25], 2.39057159832142 astronomical unit[26]
- Argument of periapsis: 149.41330 degree[27], 149.9928948236906 degree[28]
- Mean anomaly: 257.98270 degree[29], 192.9369020595626 degree[30]
- Diameter: 2.894 km[31]
- Albedo: 0.530[32]
- Epoch: November 21, 2025[33]
- Time of periapsis: 2461713.7435484286 Julian day[34]