Key Facts

Overview

Dariofo is a mid-sized asteroid with an orbit that crosses the orbit of Mars. NASA JPL has not classified Dariofo as potentially hazardous because its orbit does not bring it close to Earth.

Dariofo orbits the sun every 871 days (2.38 years), coming as close as 1.49 AU and reaching as far as 2.08 AU from the sun. Based on its brightness and the way it reflects light, Dariofo is probably between 1.226 to 2.742 kilometers in diameter, making it larger than 99% of asteroids, very roughly comparable in size to Mount Everest.

No Close Approaches

Dariofo's orbit is 0.49 AU from Earth's orbit at its closest point. This means that there is a 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

Dariofo's orbit is determined by observations dating back to April 8, 1997. It was last officially observed on April 8, 2023. The IAU Minor Planet Center records 1,150 observations used to determine its orbit.

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 Dariofo:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 1.784 AU
  • Eccentricity: 0.1635
  • Inclination: 9.81°
  • Longitude of Ascending Node: 33.06°
  • Argument of Periapsis: 165.43°
  • Mean Anomaly: 25.38°

Physical Characteristics

  • Diameter: ~1.583 km
  • Magnitude: 16.68

Derived Characteristics

  • Orbit Period: 871 days (2.38 years)
  • Avg. Orbit Speed: 22.28 km/s
  • Aphelion Distance: 2.08 AU
  • Perihelion Distance: 1.49 AU

Map Comparison

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Orbit Simulation

Sky Map

The position of Dariofo 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.

Size Rendering

The above comparison is an artistic rendering that uses available data on the diameter of Dariofo to create an approximate landscape rendering with Mount Everest in the background. This approximation is built for full-resolution desktop browsers. Shape, color, and texture of asteroid are imagined.