65489 Ceto
trans-Neptunian object binary system
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Summary
65489 Ceto is an asteroid[1]. It ranks in the top 1% of asteroid entities by monthly Wikipedia readership (387 views/month).[2]
Key Facts
- Discoverer or inventor: Chadwick Trujillo[3], Michael E. Brown[4], Near-Earth Asteroid Tracking[5]
- Instance of: trans-Neptunian object[6]
- Site of astronomical discovery: Palomar Observatory[7]
- Named after: Ceto[8]
- Follows: (65488) 2003 DT8[9]
- Followed by: (65490) 2062 P-L[10]
- Minor planet group: trans-Neptunian object[11]
- Commons category: 65489 Ceto[12]
- Parent astronomical body: Sun[13]
- Child astronomical body: Phorcys[14]
- Provisional designation: 2003 FX128[15]
- Time of discovery or invention: March 22, 2003[16]
- Orbital eccentricity: 0.8237519039620511[17]
- Absolute magnitude: 6.47[18]
- Orbital inclination: 22.29563852387934 degree[19]
- Mass: 5.4 exagram[20]
- Radius: 111.5 km[21]
- Orbital period: 367878.6887139122 day[22]
- Rotation period: 4.43 hour[23]
- Longitude of ascending node: 171.9536534778559 degree[24]
- Semi-major axis of an orbit: 100.4779583641123 astronomical unit[25]
- Apoapsis: 183.2468678727696 astronomical unit[26]
- Periapsis: 17.7090488554551 astronomical unit[27]
- Argument of periapsis: 319.4637351504437 degree[28]
- Mean anomaly: 12.97381541942756 degree[29]
Why It Matters
65489 Ceto has Wikipedia articles in 17 language editions, a strong signal of global cultural recognition.[30] It is known by 19 alternative names across languages and contexts.[31]