Key Facts

Overview

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

Cardalda orbits the sun every 929 days (2.54 years), coming as close as 1.68 AU and reaching as far as 2.05 AU from the sun. Based on its brightness and the way it reflects light, Cardalda is probably between 3.331 to 7.448 kilometers in diameter, making it larger than 99% of asteroids, very roughly comparable in size to the island of Manhattan.

The rotation of Cardalda has been observed. It completes a rotation on its axis every 2.93 hours.

No Close Approaches

Cardalda's orbit is 0.77 AU from Earth's orbit at its closest point. This means that there is a very 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

Cardalda's orbit is determined by observations dating back to Sept. 16, 1971. It was last officially observed on May 11, 2023. The IAU Minor Planet Center records 3,141 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 Cardalda:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 1.863 AU
  • Eccentricity: 0.0981
  • Inclination: 22.89°
  • Longitude of Ascending Node: 355.59°
  • Argument of Periapsis: 76.48°
  • Mean Anomaly: 92.7°

Physical Characteristics

  • Diameter: ~4.300 km
  • Magnitude: 14.51

Derived Characteristics

  • Orbit Period: 929 days (2.54 years)
  • Avg. Orbit Speed: 21.82 km/s
  • Aphelion Distance: 2.05 AU
  • Perihelion Distance: 1.68 AU
  • Rotation Period: 2.93 hours

Map Comparison

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Orbit Simulation

Sky Map

The position of Cardalda 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 Cardalda 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.