Key Facts

Overview

Emilkowalski is a mid-sized asteroid orbiting between Mars and Jupiter in the main portion of the asteroid belt. NASA JPL has not classified Emilkowalski as potentially hazardous because its orbit does not bring it close to Earth.

Emilkowalski orbits the sun every 1,530 days (4.19 years), coming as close as 2.21 AU and reaching as far as 2.99 AU from the sun. Emilkowalski is about 7.1 kilometers in diameter, making it larger than 99% of asteroids, comparable in size to the San Francisco Bay.

The rotation of Emilkowalski has been observed. It completes a rotation on its axis every 11.13 hours.

No Close Approaches

Emilkowalski's orbit is 1.25 AU from Earth's orbit at its closest point. This means that there is an extremely wide berth between this asteroid and Earth at all times.

Orbital simulations conducted by NASA JPL's CNEOS do not show any close approaches to Earth.

Images and Observations

Emilkowalski's orbit is determined by observations dating back to May 31, 1954. It was last officially observed on Oct. 12, 2022. The IAU Minor Planet Center records 2,774 observations used to determine its orbit.

Scientists have been able to determine this object's shape:

View asteroid Emilkowalski in 3D.

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 Emilkowalski:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 2.601 AU
  • Eccentricity: 0.1503
  • Inclination: 17.75°
  • Longitude of Ascending Node: 41.42°
  • Argument of Periapsis: 43.74°
  • Mean Anomaly: 309.81°

Physical Characteristics

  • Diameter: 7.10500 km
  • Magnitude: 13.62
  • Albedo: 0.201

Derived Characteristics

  • Orbit Period: 1,530 days (4.19 years)
  • Avg. Orbit Speed: 18.49 km/s
  • Aphelion Distance: 2.99 AU
  • Perihelion Distance: 2.21 AU
  • Rotation Period: 11.13 hours

Map Comparison

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Orbit Simulation

Sky Map

The position of Emilkowalski 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.