Key Facts

Overview

14257 (2000 AR97) is a mid-sized asteroid orbiting between Mars and Jupiter in the main portion of the asteroid belt. NASA JPL has not classified 2000 AR97 as potentially hazardous because its orbit does not bring it close to Earth.

2000 AR97 orbits the sun every 1,210 days (3.31 years), coming as close as 1.92 AU and reaching as far as 2.54 AU from the sun. 2000 AR97 is about 7.2 kilometers in diameter, making it larger than 99% of asteroids, comparable in size to the San Francisco Bay.

The rotation of 2000 AR97 has been observed. It completes a rotation on its axis every 13.58 hours.

No Close Approaches

2000 AR97's orbit is 0.93 AU from Earth's orbit at its closest point. This means that there is a very wide berth between this asteroid and Earth at all times.

Orbital simulations conducted by NASA JPL's CNEOS do not show any close approaches to Earth.

Images and Observations

2000 AR97's orbit is determined by observations dating back to Nov. 5, 1942. It was last officially observed on June 18, 2023. The IAU Minor Planet Center records 4,982 observations used to determine its orbit.

Scientists have been able to determine this object's shape:

View asteroid 14257 (2000 AR97) in 3D.

Accessibility and Exploration

This asteroid is not considered a viable target for human exploration by the NHATS study.

Similar Objects

These objects have orbits that share similar characteristics to the orbit of 2000 AR97:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 2.226 AU
  • Eccentricity: 0.1391
  • Inclination: 5.17°
  • Longitude of Ascending Node: 55.21°
  • Argument of Periapsis: 4.15°
  • Mean Anomaly: 116.21°

Physical Characteristics

  • Diameter: 7.20200 km
  • Magnitude: 12.98
  • Albedo: 0.311

Derived Characteristics

  • Orbit Period: 1,210 days (3.31 years)
  • Avg. Orbit Speed: 20.01 km/s
  • Aphelion Distance: 2.54 AU
  • Perihelion Distance: 1.92 AU
  • Rotation Period: 13.58 hours

Map Comparison

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Orbit Simulation

Sky Map

The position of 14257 (2000 AR97) is indicated by a ◯ pink circle. Note that the object may not be in your current field of view. Use the controls below to adjust position, location, and time.