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2020 BE102

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Trans-Neptunian object discovered in 2020

2020 BE102
Discovery
Discovered byS. S. Sheppard
C. Trujillo
Discovery siteSubaru
Discovery date24 January 2020
Designations
MPC designation2020 BE102
Minor planet categoryTNO · SDO · distant
Orbital characteristics
Epoch 11 January 2021 (JD 2459225.5)
Uncertainty parameter 9
Observation arc2.21 yr (806 days)
Aphelion116.935 AU
Perihelion32.863 AU
Semi-major axis74.899 AU
Eccentricity0.5612
Orbital period (sidereal)648 yr
Mean anomaly227.181°
Mean motion0° 0 5.474 / day
Inclination5.411
Longitude of ascending node38.841
Argument of perihelion268.418
Physical characteristics
Mean diameter400–300 km (est. 0.1–0.2)
Apparent magnitude25.7
Absolute magnitude (H)5.12±0.09 · 5.16

2020 BE102 is a trans-Neptunian object in the scattered disc, around 350 kilometres (220 miles) in diameter. It was discovered on 24 January 2020, by American astronomers Scott Sheppard, David Tholen, and Chad Trujillo using the 8.2-meter Subaru Telescope of the Mauna Kea Observatories in Hawaii, and announced on 31 May 2021. It was 111.2 astronomical units from the Sun when it was discovered, making it the third-farthest known Solar System object from the Sun as of May 2022, after 2018 VG18 (124 AU) and 2018 AG37 (~132 AU).

References

  1. ^ "MPEC 2022-K172 : 2020 BE102". Minor Planet Electronic Circular. Minor Planet Center. 31 May 2022. Retrieved 31 May 2022.
  2. ^ "JPL Small-Body Database Browser: (2020 BE102)" (2022-04-09 last obs.). Jet Propulsion Laboratory. Retrieved 31 May 2022.
  3. "List Of Centaurs and Scattered-Disk Objects". Minor Planet Center. International Astronomical Union. Retrieved 31 May 2022.
  4. ^ "2020 BE102". Minor Planet Center. International Astronomical Union. Retrieved 31 May 2022.
  5. "Asteroid Size Estimator". Center for Near Earth Object Studies. Jet Propulsion Laboratory. Retrieved 31 May 2022.
  6. "JPL Horizons On-Line Ephemeris for 2020 BE102". JPL Horizons On-Line Ephemeris System. Jet Propulsion Laboratory. Retrieved 31 May 2022. Ephemeris Type: VECTORS, Target Body: Asteroid (2020 BE102), Coordinate Origin: Sun (body center) , Time Span: Start=2020-01-24, Table Settings: quantities code=2p

External links

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