16 Psyche
main-belt asteroid
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Summary
16 Psyche is an asteroid[1]. It ranks in the top 0.049% of asteroid entities by monthly Wikipedia readership (3,559 views/month, #2 of 4,107).[2]
Key Facts
- Discoverer or inventor: Annibale de Gasparis[3]
- Site of astronomical discovery: Astronomical Observatory of Capodimonte[4]
- Named after: Psyche[5]
- Follows: 15 Eunomia[6]
- Followed by: 17 Thetis[7]
- Minor planet group: asteroid belt[8]
- Commons category: 16 Psyche[9]
- Parent astronomical body: Sun[10]
- Provisional designation: A852 FA[11]
- Time of discovery or invention: March 17, 1852[12]
- Asteroid spectral type: M-type asteroid[13], X-type asteroid[14]
- Significant event: naming[15]
- Orbital eccentricity: 0.1343462202634327[16]
- Absolute magnitude: 6.2[17]
- Orbital inclination: 3.095 degree[18], 3.097291662719076 degree[19]
- Density: 3.3 gram per cubic centimetre[20], 4.172 gram per cubic centimetre[21]
- Orbital period: 1825.62570139573 day[22]
- Rotation period: 4.196 hour[23]
- Longitude of ascending node: 150.0098773790708 degree[24]
- Semi-major axis of an orbit: 2.923314514376521 astronomical unit[25]
- Apoapsis: 3.316050770024239 astronomical unit[26]
- Periapsis: 2.530578258728803 astronomical unit[27]
- Argument of periapsis: 229.7534129677803 degree[28]
- Mean anomaly: 40.63883784197816 degree[29]
- Diameter: 222.0 km[30]
Why It Matters
16 Psyche has Wikipedia articles in 27 language editions, a strong signal of global cultural recognition.[31] It is known by 38 alternative names across languages and contexts.[32]