Key Facts

  • Categorized as a Main-belt Asteroid
  • Comparable in size to the U.S. state of Rhode Island (58.64 km diameter)
  • Not a Near Earth Object
  • Not a Potentially Hazardous Object
  • See orbit simulation

Overview

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

Aguntina orbits the sun every 2,060 days (5.64 years), coming as close as 2.81 AU and reaching as far as 3.54 AU from the sun. Aguntina is about 58.6 kilometers in diameter, making it larger than 99% of asteroids, comparable in size to the U.S. state of Rhode Island.

The rotation of Aguntina has been observed. It completes a rotation on its axis every 17.47 hours.

No Close Approaches

Aguntina's orbit is 1.81 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

Aguntina's orbit is determined by observations dating back to April 3, 1913. It was last officially observed on July 4, 2023. The IAU Minor Planet Center records 4,884 observations used to determine its orbit.

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

View asteroid Aguntina 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 Aguntina:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 3.172 AU
  • Eccentricity: 0.1156
  • Inclination: 7.71°
  • Longitude of Ascending Node: 142.64°
  • Argument of Periapsis: 28.62°
  • Mean Anomaly: 181.0°

Physical Characteristics

  • Diameter: 58.63600 km
  • Magnitude: 10.42
  • Albedo: 0.031
  • Spectral type (Tholen): FX:

Derived Characteristics

  • Orbit Period: 2,060 days (5.64 years)
  • Avg. Orbit Speed: 16.75 km/s
  • Aphelion Distance: 3.54 AU
  • Perihelion Distance: 2.81 AU
  • Rotation Period: 17.47 hours

Map Comparison

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Orbit Simulation

Sky Map

The position of Aguntina 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.