(15820) 1994 TB
trans-Neptunian object
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Summary
(15820) 1994 TB is an asteroid[1]. (15820) 1994 TB ranks in the top 2% of asteroid entities by monthly Wikipedia readership (19 views/month).[2]
Key Facts
- Discoverer or inventor: David Clifford Jewitt[3], Jun Chen[4]
- Instance of: trans-Neptunian object[5]
- Site of astronomical discovery: Mauna Kea Observatories[6]
- Follows: 15819 Alisterling[7]
- Followed by: 15821 Iijimatatsushi[8]
- Minor planet group: trans-Neptunian object[9]
- Parent astronomical body: Sun[10]
- Provisional designation: 1994 TB[11]
- Time of discovery or invention: October 2, 1994[12]
- Orbital eccentricity: 0.31[13], 0.3129578[14], 0.322948094282084[15]
- Absolute magnitude: 7.3[16], 7.6[17]
- Orbital inclination: 12.137 degree[18], 12.14235 degree[19], 12.1262975842477 degree[20]
- Orbital period: 246 years[21], 91910.70287493395 day[22]
- Rotation period: 6.0 hour[23]
- Longitude of ascending node: 317.30245 degree[24], 317.4535156148833 degree[25]
- Semi-major axis of an orbit: 39.2460008 astronomical unit[26], 39.85765774983594 astronomical unit[27]
- Apoapsis: 51.528 astronomical unit[28], 52.729612362693 astronomical unit[29]
- Periapsis: 26.9636600 astronomical unit[30], 26.98570313697888 astronomical unit[31]
- Argument of periapsis: 98.85630 degree[32], 99.37612139022248 degree[33]
- Mean anomaly: 0.49088 degree[34], 9.547521261783334 degree[35]
- Albedo: 0.103[36]
- Epoch: November 21, 2025[37]
- Time of periapsis: 2458562.9461392113 Julian day[38]
Why It Matters
(15820) 1994 TB has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[39] (15820) 1994 TB is known by 4 alternative names across languages and contexts.[40]