Key Facts

Overview

Bohrmann is a large asteroid orbiting between Mars and Jupiter in the main portion of the asteroid belt. NASA JPL has not classified Bohrmann as potentially hazardous because its orbit does not bring it close to Earth.

Bohrmann orbits the sun every 1,760 days (4.82 years), coming as close as 2.68 AU and reaching as far as 3.03 AU from the sun. Bohrmann is about 17.1 kilometers in diameter, making it larger than 99% of asteroids, comparable in size to the city of Philadelphia.

The rotation of Bohrmann has been observed. It completes a rotation on its axis every 5.86 hours.

Bohrmann's spectral type None (Tholen) / S (SMASSII) indicates that it is likely to contain and .

No Close Approaches

Bohrmann's orbit is 1.67 AU from Earth's orbit at its closest point. This means that there is an extremely 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

Bohrmann's orbit is determined by observations dating back to March 8, 1924. It was last officially observed on Jan. 11, 2023. The IAU Minor Planet Center records 5,302 observations used to determine its orbit.

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

View asteroid Bohrmann 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 Bohrmann:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 2.856 AU
  • Eccentricity: 0.0608
  • Inclination: 1.83°
  • Longitude of Ascending Node: 184.32°
  • Argument of Periapsis: 135.93°
  • Mean Anomaly: 86.92°

Physical Characteristics

  • Diameter: 17.12700 km
  • Magnitude: 11.05
  • Albedo: 0.219
  • Spectral type (SMASS): S

Derived Characteristics

  • Orbit Period: 1,760 days (4.82 years)
  • Avg. Orbit Speed: 17.65 km/s
  • Aphelion Distance: 3.03 AU
  • Perihelion Distance: 2.68 AU
  • Rotation Period: 5.86 hours
  • Approx. Composition: and .

Map Comparison

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Orbit Simulation

Sky Map

The position of Bohrmann 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.