141432 (2002 CQ11)

Very small Aten-class Asteroid

Near-Earth Potentially Hazardous
Space Reference » Aten-class Asteroids » 141432 (2002 CQ11)

Key Facts

  • Categorized as a Aten-class Asteroid
  • Comparable in size to a football field (0.24 km diameter)
  • Will pass within 9,833,046 km of Earth in 2032
  • Classified as a Near Earth Asteroid (NEA)
  • Classified as a Potentially Hazardous Asteroid (PHA)
  • See orbit simulation

Overview

141432 (2002 CQ11) is a very small asteroid whose orbit could bring it in close proximity to Earth. NASA JPL has classified 2002 CQ11 as a "Potentially Hazardous Asteroid" due to its predicted close pass(es) with Earth.

2002 CQ11 orbits the sun every 352 days (0.96 years), coming as close as 0.56 AU and reaching as far as 1.39 AU from the sun. 2002 CQ11 is about 0.2 kilometers in diameter, making it a small to average asteroid, comparable in size to a football field.

The rotation of 2002 CQ11 has been observed. It completes a rotation on its axis every 2.61 hours.

Close Approaches

2002 CQ11's orbit is 0.02 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.

2002 CQ11 has 24 close approaches predicted in the coming decades:

Date Distance from Earth (km) Velocity (km/s)
Jan. 13, 2032 9,833,046 15.100
Jan. 11, 2033 23,363,843 9.025
May 17, 2039 14,901,445 10.440
May 11, 2040 17,380,208 16.648
Jan. 16, 2059 22,836,265 17.878
Jan. 9, 2060 8,595,471 11.625
May 15, 2067 25,175,907 8.904
May 15, 2068 3,728,004 13.715
Jan. 13, 2090 13,755,018 15.986
Jan. 9, 2091 15,763,489 10.234
May 17, 2098 18,953,901 9.769
May 14, 2099 9,936,691 15.169
Jan. 18, 2119 26,515,698 18.658
Jan. 11, 2120 6,426,089 12.108
May 17, 2127 3,481,219 12.862
May 9, 2128 29,454,109 19.145
Jan. 15, 2147 14,341,856 16.082
Jan. 11, 2148 17,950,004 9.832
May 13, 2154 28,098,839 8.669
May 17, 2155 3,535,352 13.650
Jan. 17, 2176 24,284,027 18.231
Jan. 10, 2177 5,503,824 12.395
May 17, 2185 3,983,287 12.757
May 11, 2186 24,911,389 18.276

Images and Observations

2002 CQ11's orbit is determined by observations dating back to Feb. 6, 2002. It was last officially observed on May 10, 2012. The IAU Minor Planet Center records 472 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 2002 CQ11:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 0.9762 AU
  • Eccentricity: 0.4276
  • Inclination: 2.47°
  • Longitude of Ascending Node: 81.34°
  • Argument of Periapsis: 272.65°
  • Mean Anomaly: 192.97°

Physical Characteristics

  • Diameter: 0.23900 km
  • Magnitude: 20.06
  • Albedo: 0.340

Derived Characteristics

  • Orbit Period: 352 days (0.96 years)
  • Avg. Orbit Speed: 30.17 km/s
  • Aphelion Distance: 1.39 AU
  • Perihelion Distance: 0.56 AU
  • Rotation Period: 2.61 hours

Map Comparison

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Orbit Simulation

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Sky Map

The position of 141432 (2002 CQ11) 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 below comparison is an artistic rendering that uses available data on the diameter of 2002 CQ11 to create an approximate landscape rendering with New York City in the background. This approximation is built for full-resolution desktop browsers. Shape, color, and texture of asteroid are imagined.