Key Facts

  • Categorized as a Apollo-class Asteroid
  • Comparable in size to the Golden Gate Bridge (0.65 km diameter)
  • Will pass within 25,007,725 km of Earth in 2027
  • Classified as a Near Earth Asteroid (NEA)
  • Classified as a Potentially Hazardous Asteroid (PHA)
  • See orbit simulation

Overview

538212 (2016 CA136) is a small asteroid whose orbit crosses the orbit of Earth. NASA JPL has classified 2016 CA136 as a "Potentially Hazardous Asteroid" due to its predicted close pass(es) with Earth.

2016 CA136 orbits the sun every 1,060 days (2.90 years), coming as close as 0.44 AU and reaching as far as 3.62 AU from the sun. Its orbit is highly elliptical. 2016 CA136 is about 0.7 kilometers in diameter, making it larger than ~97% of asteroids but small compared to large asteroids, comparable in size to the Golden Gate Bridge.

Close Approaches

2016 CA136's orbit is 0.01 AU from Earth's orbit at its closest point. This means that its orbit is relatively close to Earth's orbit.

2016 CA136 has 7 close approaches predicted in the coming decades:

Date Distance from Earth (km) Velocity (km/s)
June 1, 2027 25,007,725 30.463
Jan. 2, 2074 22,463,198 21.029
June 3, 2082 18,539,692 29.292
Jan. 11, 2123 4,428,666 25.015
June 10, 2131 3,603,977 26.162
Jan. 1, 2149 29,870,108 19.384
June 14, 2180 9,326,922 23.798

Images and Observations

2016 CA136's orbit is determined by observations dating back to April 18, 2015. It was last officially observed on Feb. 26, 2022. The IAU Minor Planet Center records 261 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 2016 CA136:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 2.032 AU
  • Eccentricity: 0.7813
  • Inclination: 1.26°
  • Longitude of Ascending Node: 239.75°
  • Argument of Periapsis: 125.0°
  • Mean Anomaly: 242.6°

Physical Characteristics

  • Diameter: 0.65400 km
  • Magnitude: 19.36
  • Albedo: 0.079

Derived Characteristics

  • Orbit Period: 1,060 days (2.90 years)
  • Avg. Orbit Speed: 20.85 km/s
  • Aphelion Distance: 3.62 AU
  • Perihelion Distance: 0.44 AU

Map Comparison

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Orbit Simulation

Sky Map

The position of 538212 (2016 CA136) 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 2016 CA136 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.