161 Athor
main-belt asteroid
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Summary
161 Athor is an asteroid[1]. It ranks in the top 2% of asteroid entities by monthly Wikipedia readership (74 views/month).[2]
Key Facts
- Discoverer or inventor: James Craig Watson[3]
- Site of astronomical discovery: Detroit Observatory[4]
- Named after: Hathor[5]
- Follows: 160 Una[6]
- Followed by: 162 Laurentia[7]
- Minor planet group: asteroid belt[8]
- Commons category: 161 Athor[9]
- Parent astronomical body: Sun[10]
- Provisional designation: 1961 PF[11], 1973 YN4[12], A899 TA[13], A876 HA[14]
- Time of discovery or invention: April 19, 1876[15]
- Asteroid spectral type: M-type asteroid[16], X-type asteroid[17]
- Significant event: naming[18]
- Orbital eccentricity: 0.1376711682334043[19]
- Absolute magnitude: 9.31[20]
- Orbital inclination: 9.051335833804142 degree[21]
- Orbital period: 1341.086821858176 day[22]
- Rotation period: 7.28 hour[23]
- Longitude of ascending node: 18.43669508961309 degree[24]
- Semi-major axis of an orbit: 2.379974544818602 astronomical unit[25]
- Apoapsis: 2.707628420769543 astronomical unit[26]
- Periapsis: 2.05232066886766 astronomical unit[27]
- Argument of periapsis: 295.4166563463064 degree[28]
- Mean anomaly: 181.3244836174223 degree[29]
- Diameter: 40.992 km[30]
- Albedo: 0.198[31], 0.23[32]
Why It Matters
161 Athor has Wikipedia articles in 20 language editions, a strong signal of global cultural recognition.[33] It is known by 24 alternative names across languages and contexts.[34]