529668 (2010 JL33)

Mid-sized Apollo-class Asteroid

Near-Earth Potentially Hazardous
Space Reference » Apollo-class Asteroids » 529668 (2010 JL33)

Key Facts

  • Categorized as a Apollo-class Asteroid
  • Comparable in size to Mount Everest (1.78 km diameter)
  • Will pass within 17,714,698 km of Earth in 2045
  • Classified as a Near Earth Asteroid (NEA)
  • Classified as a Potentially Hazardous Asteroid (PHA)
  • See orbit simulation

Overview

529668 (2010 JL33) is a mid-sized asteroid whose orbit crosses the orbit of Earth. NASA JPL has classified 2010 JL33 as a "Potentially Hazardous Asteroid" due to its predicted close pass(es) with Earth.

2010 JL33 orbits the sun every 1,600 days (4.38 years), coming as close as 0.71 AU and reaching as far as 4.65 AU from the sun. Its orbit is highly elliptical. 2010 JL33 is about 1.8 kilometers in diameter, making it larger than 99% of asteroids, comparable in size to Mount Everest.

The rotation of 2010 JL33 has been observed. It completes a rotation on its axis every 9.44 hours.

Close Approaches

2010 JL33's orbit is 0.03 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.

2010 JL33 has 7 close approaches predicted in the coming decades:

Date Distance from Earth (km) Velocity (km/s)
Dec. 12, 2045 17,714,698 22.967
July 10, 2054 15,102,943 19.996
July 26, 2076 23,411,945 15.300
Nov. 28, 2124 18,514,535 16.687
July 25, 2146 21,002,679 16.276
July 18, 2168 16,914,051 18.244
Nov. 29, 2181 17,311,559 16.898

Images and Observations

2010 JL33's orbit is determined by observations dating back to June 4, 1997. It was last officially observed on June 19, 2023. The IAU Minor Planet Center records 753 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 2010 JL33:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 2.678 AU
  • Eccentricity: 0.7351
  • Inclination: 5.38°
  • Longitude of Ascending Node: 52.45°
  • Argument of Periapsis: 309.9°
  • Mean Anomaly: 340.74°

Physical Characteristics

  • Diameter: 1.77800 km
  • Magnitude: 17.89
  • Albedo: 0.047

Derived Characteristics

  • Orbit Period: 1,600 days (4.38 years)
  • Avg. Orbit Speed: 18.21 km/s
  • Aphelion Distance: 4.65 AU
  • Perihelion Distance: 0.71 AU
  • Rotation Period: 9.44 hours

Map Comparison

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Orbit Simulation

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Sky Map

The position of 529668 (2010 JL33) 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 2010 JL33 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.