Key Facts

  • Categorized as a Apollo-class Asteroid
  • Comparable in size to a school bus or smaller
  • Will pass within 7,016,694 km of Earth in 2019
  • Classified as a Near Earth Asteroid (NEA)
  • Not a Potentially Hazardous Object
  • See orbit simulation

Overview

2013 XY20 is a very small asteroid whose orbit crosses the orbit of Earth. NASA JPL has classified 2013 XY20 as a "Near Earth Asteroid" due to its orbit's proximity to Earth, but it is not considered potentially hazardous because computer simulations have not indicated any imminent likelihood of future collision.

2013 XY20 orbits the sun every 441 days (1.21 years), coming as close as 1.01 AU and reaching as far as 1.26 AU from the sun. Based on its brightness and the way it reflects light, 2013 XY20 is probably between 0.013 to 0.059 kilometers in diameter, making it a small to average asteroid, very roughly comparable in size to a school bus or smaller.

Close Approaches

2013 XY20'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.

2013 XY20 has 17 close approaches predicted in the coming decades:

Date Distance from Earth (km) Velocity (km/s)
Dec. 21, 2019 7,016,694 1.906
Sept. 3, 2025 28,415,493 2.930
April 30, 2043 29,285,427 3.427
Dec. 14, 2048 10,819,622 3.025
Dec. 23, 2054 10,038,254 2.254
April 15, 2078 25,908,669 2.832
Dec. 20, 2083 4,593,482 1.773
April 25, 2101 27,817,755 3.171
Dec. 28, 2106 12,819,519 2.692
Dec. 24, 2123 6,208,086 1.800
Dec. 11, 2134 24,840,413 5.850
March 30, 2135 22,618,914 2.023
Oct. 14, 2151 21,979,943 1.721
Jan. 12, 2152 24,182,442 5.126
Dec. 19, 2162 6,160,986 2.300
Dec. 17, 2179 12,730,664 3.511
Sept. 12, 2185 28,566,223 2.908

Images and Observations

2013 XY20's orbit is determined by observations dating back to Nov. 26, 2013. It was last officially observed on March 24, 2020. The IAU Minor Planet Center records 65 observations used to determine its orbit.

Accessibility and Exploration

2013 XY20 can be reached with a journey of 362 days. This trajectory would require a delta-v of 6.78 km/s. To put this into perspective, the delta-v to launch a rocket to Low-Earth Orbit is 9.7 km/s. There are 214,362 potential trajectories and launch windows to this asteroid.

See more at the NHATS Mission Trajectories table for 2013 XY20.

Similar Objects

These objects have orbits that share similar characteristics to the orbit of 2013 XY20:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 1.134 AU
  • Eccentricity: 0.109
  • Inclination: 2.85°
  • Longitude of Ascending Node: 78.12°
  • Argument of Periapsis: 19.34°
  • Mean Anomaly: 23.07°

Physical Characteristics

  • Diameter: ~0.036 km
  • Magnitude: 25.6

Derived Characteristics

  • Orbit Period: 441 days (1.21 years)
  • Avg. Orbit Speed: 27.97 km/s
  • Aphelion Distance: 1.26 AU
  • Perihelion Distance: 1.01 AU

Map Comparison

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Orbit Simulation

Sky Map

The position of 2013 XY20 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 2013 XY20 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.