Key Facts

  • Categorized as a Aten-class Asteroid
  • Comparable in size to a school bus or smaller
  • Will pass within 135,779 km of Earth in 2023
  • Classified as a Near Earth Asteroid (NEA)
  • Not a Potentially Hazardous Object
  • See orbit simulation

Overview

2023 EN is a very small asteroid whose orbit could bring it in close proximity to Earth. NASA JPL has classified 2023 EN 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.

2023 EN orbits the sun every 332 days (0.91 years), coming as close as 0.58 AU and reaching as far as 1.30 AU from the sun. Based on its brightness and the way it reflects light, 2023 EN is probably between 0.006 to 0.014 kilometers in diameter, making it a small to average asteroid, very roughly comparable in size to a school bus or smaller.

Close Approaches

2023 EN's orbit is 0.00 AU from Earth's orbit at its closest point. This means that its orbit is very close to Earth's orbit.

2023 EN has 10 close approaches predicted in the coming decades:

Date Distance from Earth (km) Velocity (km/s)
March 9, 2023 135,779 12.820
July 17, 2025 27,716,473 12.275
March 9, 2033 2,884,323 13.101
July 23, 2035 28,456,024 11.080
March 14, 2043 25,175,416 17.279
March 8, 2064 9,434,527 10.997
July 15, 2066 28,332,138 13.350
March 10, 2074 6,555,963 13.756
July 25, 2076 29,453,799 10.601
March 9, 2158 7,036,214 11.404

Images and Observations

2023 EN's orbit is determined by observations dating back to March 9, 2023. It was last officially observed on March 20, 2023. The IAU Minor Planet Center records 37 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 2023 EN:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 0.9386 AU
  • Eccentricity: 0.3812
  • Inclination: 12.47°
  • Longitude of Ascending Node: 168.31°
  • Argument of Periapsis: 239.72°
  • Mean Anomaly: 280.36°

Physical Characteristics

  • Diameter: ~0.008 km
  • Magnitude: 28.09

Derived Characteristics

  • Orbit Period: 332 days (0.91 years)
  • Avg. Orbit Speed: 30.76 km/s
  • Aphelion Distance: 1.30 AU
  • Perihelion Distance: 0.58 AU

Map Comparison

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Orbit Simulation

Sky Map

The position of 2023 EN 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.