Key Facts

  • Categorized as a Amor-class Asteroid
  • Comparable in size to Mount Everest (2.34 km diameter)
  • Will pass within 20,238,006 km of Earth in 2024
  • Classified as a Near Earth Asteroid (NEA)
  • Not a Potentially Hazardous Object
  • See orbit simulation

Overview

36183 (1999 TX16) is a mid-sized asteroid whose orbit approaches the orbit of Earth but does not cross it. NASA JPL has classified 1999 TX16 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.

1999 TX16 orbits the sun every 706 days (1.93 years), coming as close as 1.04 AU and reaching as far as 2.07 AU from the sun. 1999 TX16 is about 2.3 kilometers in diameter, making it larger than 99% of asteroids, comparable in size to Mount Everest.

The rotation of 1999 TX16 has been observed. It completes a rotation on its axis every 5.61 hours.

1999 TX16's spectral type None (Tholen) / Ld (SMASSII) indicates that it is likely to contain and .

Close Approaches

1999 TX16's orbit is 0.13 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.

1999 TX16 has 5 close approaches predicted in the coming decades:

Date Distance from Earth (km) Velocity (km/s)
Nov. 13, 2024 20,238,006 21.014
Nov. 11, 2053 26,999,264 20.287
Nov. 16, 2109 22,021,249 21.593
Nov. 14, 2138 21,912,980 20.679
Nov. 18, 2194 27,673,196 22.340

Images and Observations

1999 TX16's orbit is determined by observations dating back to Nov. 26, 1997. It was last officially observed on April 12, 2023. The IAU Minor Planet Center records 1,230 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 1999 TX16:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 1.551 AU
  • Eccentricity: 0.3324
  • Inclination: 38.22°
  • Longitude of Ascending Node: 54.65°
  • Argument of Periapsis: 311.2°
  • Mean Anomaly: 164.46°

Physical Characteristics

  • Diameter: 2.33900 km
  • Magnitude: 16.33
  • Albedo: 0.089
  • Spectral type (SMASS): Ld

Derived Characteristics

  • Orbit Period: 706 days (1.93 years)
  • Avg. Orbit Speed: 23.90 km/s
  • Aphelion Distance: 2.07 AU
  • Perihelion Distance: 1.04 AU
  • Rotation Period: 5.61 hours
  • Approx. Composition: and .

Map Comparison

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Orbit Simulation

Sky Map

The position of 36183 (1999 TX16) 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 1999 TX16 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.