Key Facts

  • Categorized as a Apollo-class Asteroid
  • Comparable in size to a football field (0.21 km diameter)
  • Will pass within 11,000,539 km of Earth in 2048
  • Classified as a Near Earth Asteroid (NEA)
  • Classified as a Potentially Hazardous Asteroid (PHA)
  • See orbit simulation

Overview

2015 UK52 is a very small asteroid whose orbit crosses the orbit of Earth. NASA JPL has classified 2015 UK52 as a "Potentially Hazardous Asteroid" due to its predicted close pass(es) with Earth.

2015 UK52 orbits the sun every 708 days (1.94 years), coming as close as 0.98 AU and reaching as far as 2.13 AU from the sun. 2015 UK52 is about 0.2 kilometers in diameter, making it a small to average asteroid, comparable in size to a football field.

Close Approaches

2015 UK52's orbit is 0.04 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.

2015 UK52 has 5 close approaches predicted in the coming decades:

Date Distance from Earth (km) Velocity (km/s)
Nov. 27, 2048 11,000,539 12.452
Nov. 25, 2081 7,896,053 12.739
Dec. 1, 2114 16,514,588 12.142
Nov. 19, 2149 17,681,392 14.663
Nov. 24, 2182 7,287,061 13.199

Images and Observations

2015 UK52's orbit is determined by observations dating back to Oct. 23, 2015. It was last officially observed on June 4, 2022. The IAU Minor Planet Center records 427 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 2015 UK52:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 1.555 AU
  • Eccentricity: 0.3688
  • Inclination: 20.95°
  • Longitude of Ascending Node: 239.1°
  • Argument of Periapsis: 216.8°
  • Mean Anomaly: 346.5°

Physical Characteristics

  • Diameter: 0.21300 km
  • Magnitude: 20.14
  • Albedo: 0.353

Derived Characteristics

  • Orbit Period: 708 days (1.94 years)
  • Avg. Orbit Speed: 23.89 km/s
  • Aphelion Distance: 2.13 AU
  • Perihelion Distance: 0.98 AU

Map Comparison

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Orbit Simulation

Sky Map

The position of 2015 UK52 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 below comparison is an artistic rendering that uses available data on the diameter of 2015 UK52 to create an approximate landscape rendering with New York City in the background. This approximation is built for full-resolution desktop browsers. Shape, color, and texture of asteroid are imagined.