Key Facts

Overview

1998 WU24 is a mid-sized asteroid with an orbit between Jupiter and Neptune. NASA JPL has not classified 1998 WU24 as potentially hazardous because its orbit does not bring it close to Earth.

1998 WU24 orbits the sun every 21,500 days (58.86 years), coming as close as 1.39 AU and reaching as far as 28.87 AU from the sun. Its orbit is highly elliptical. Based on its brightness and the way it reflects light, 1998 WU24 is probably between 2.658 to 5.943 kilometers in diameter, making it larger than 99% of asteroids, very roughly comparable in size to the island of Manhattan.

The rotation of 1998 WU24 has been observed. It completes a rotation on its axis every 7.28 hours.

No Close Approaches

1998 WU24's orbit is 0.62 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

1998 WU24's orbit is determined by observations dating back to Nov. 25, 1998. It was last officially observed on Feb. 20, 1999. The IAU Minor Planet Center records 65 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 1998 WU24:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 15.13 AU
  • Eccentricity: 0.908
  • Inclination: 42.62°
  • Longitude of Ascending Node: 103.02°
  • Argument of Periapsis: 304.05°
  • Mean Anomaly: 153.44°

Physical Characteristics

  • Diameter: ~3.431 km
  • Magnitude: 15.0

Derived Characteristics

  • Orbit Period: 21,500 days (58.86 years)
  • Avg. Orbit Speed: 7.66 km/s
  • Aphelion Distance: 28.87 AU
  • Perihelion Distance: 1.39 AU
  • Rotation Period: 7.28 hours

Map Comparison

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Orbit Simulation

Sky Map

The position of 1998 WU24 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 1998 WU24 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.