Key Facts

  • Categorized as a Apollo-class Asteroid
  • Comparable in size to the Golden Gate Bridge
  • Will pass within 5,454,639 km of Earth in 2135
  • Classified as a Near Earth Asteroid (NEA)
  • Classified as a Potentially Hazardous Asteroid (PHA)
  • See orbit simulation

Overview

530085 (2010 XC11) is a small asteroid whose orbit crosses the orbit of Earth. NASA JPL has classified 2010 XC11 as a "Potentially Hazardous Asteroid" due to its predicted close pass(es) with Earth.

2010 XC11 orbits the sun every 1,460 days (4.00 years), coming as close as 0.38 AU and reaching as far as 4.66 AU from the sun. Its orbit is highly elliptical. Based on its brightness and the way it reflects light, 2010 XC11 is probably between 0.470 to 1.052 kilometers in diameter, making it larger than ~97% of asteroids but small compared to large asteroids, very roughly comparable in size to the Golden Gate Bridge.

Close Approaches

2010 XC11'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 XC11 has 2 close approaches predicted in the coming decades:

Date Distance from Earth (km) Velocity (km/s)
Jan. 6, 2135 5,454,639 29.479
Aug. 25, 2170 22,005,301 30.436

Images and Observations

2010 XC11's orbit is determined by observations dating back to Dec. 3, 2010. It was last officially observed on Jan. 11, 2023. The IAU Minor Planet Center records 114 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 XC11:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 2.517 AU
  • Eccentricity: 0.8499
  • Inclination: 9.11°
  • Longitude of Ascending Node: 94.22°
  • Argument of Periapsis: 121.3°
  • Mean Anomaly: 40.61°

Physical Characteristics

  • Diameter: ~0.607 km
  • Magnitude: 18.76

Derived Characteristics

  • Orbit Period: 1,460 days (4.00 years)
  • Avg. Orbit Speed: 18.76 km/s
  • Aphelion Distance: 4.66 AU
  • Perihelion Distance: 0.38 AU

Map Comparison

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Orbit Simulation

Sky Map

The position of 530085 (2010 XC11) 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 XC11 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.