Key Facts

Overview

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

Tahtiseuraursa orbits the sun every 1,550 days (4.24 years), coming as close as 2.28 AU and reaching as far as 2.96 AU from the sun. Tahtiseuraursa is about 8.9 kilometers in diameter, making it larger than 99% of asteroids, comparable in size to the San Francisco Bay.

The rotation of Tahtiseuraursa has been observed. It completes a rotation on its axis every 5.90 hours.

No Close Approaches

Tahtiseuraursa's orbit is 1.33 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

Tahtiseuraursa's orbit is determined by observations dating back to Oct. 7, 1939. It was last officially observed on July 4, 2023. The IAU Minor Planet Center records 3,674 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 Tahtiseuraursa:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 2.619 AU
  • Eccentricity: 0.1299
  • Inclination: 12.21°
  • Longitude of Ascending Node: 212.12°
  • Argument of Periapsis: 269.35°
  • Mean Anomaly: 207.8°

Physical Characteristics

  • Diameter: 8.85200 km
  • Magnitude: 12.39
  • Albedo: 0.326

Derived Characteristics

  • Orbit Period: 1,550 days (4.24 years)
  • Avg. Orbit Speed: 18.38 km/s
  • Aphelion Distance: 2.96 AU
  • Perihelion Distance: 2.28 AU
  • Rotation Period: 5.90 hours

Map Comparison

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Orbit Simulation

Sky Map

The position of Tahtiseuraursa 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.