Key Facts

  • Categorized as a Aten-class Asteroid
  • Comparable in size to a school bus or smaller
  • Will pass within 6,430,416 km of Earth in 2021
  • Classified as a Near Earth Asteroid (NEA)
  • Not a Potentially Hazardous Object
  • See orbit simulation

Overview

2014 FO38 is a very small asteroid whose orbit could bring it in close proximity to Earth. NASA JPL has classified 2014 FO38 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.

2014 FO38 orbits the sun every 232 days (0.64 years), coming as close as 0.44 AU and reaching as far as 1.04 AU from the sun. Based on its brightness and the way it reflects light, 2014 FO38 is probably between 0.014 to 0.032 kilometers in diameter, making it a small to average asteroid, very roughly comparable in size to a school bus or smaller.

Close Approaches

2014 FO38's orbit is 0.01 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.

2014 FO38 has 30 close approaches predicted in the coming decades:

Date Distance from Earth (km) Velocity (km/s)
April 7, 2021 6,430,416 8.344
April 20, 2028 10,721,226 8.603
May 1, 2035 16,124,385 10.050
March 22, 2040 26,026,840 14.141
May 4, 2042 25,921,199 12.750
March 22, 2047 12,594,989 11.224
March 26, 2054 2,779,790 9.267
March 28, 2061 1,648,469 8.905
April 1, 2068 3,899,739 8.530
April 12, 2075 8,083,054 8.343
April 23, 2082 11,847,640 8.794
May 1, 2089 17,161,643 10.269
March 22, 2094 25,820,829 14.110
May 3, 2096 25,939,787 12.682
March 23, 2101 13,518,608 11.424
March 25, 2108 4,316,706 9.587
March 29, 2115 1,609,552 9.068
March 27, 2122 3,081,006 9.356
March 23, 2129 12,741,632 11.271
March 23, 2136 25,836,702 14.067
May 4, 2138 21,052,339 11.207
April 27, 2145 13,760,659 9.095
April 15, 2152 9,459,696 8.347
April 4, 2159 4,667,385 8.454
March 29, 2166 1,349,344 9.026
March 24, 2173 9,763,056 10.661
March 23, 2180 23,593,806 13.588
May 5, 2182 22,705,714 11.593
April 28, 2189 14,409,619 9.198
April 14, 2196 9,418,520 8.341

Images and Observations

2014 FO38's orbit is determined by observations dating back to March 28, 2014. It was last officially observed on April 13, 2021. The IAU Minor Planet Center records 85 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 2014 FO38:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 0.7388 AU
  • Eccentricity: 0.4038
  • Inclination: 9.69°
  • Longitude of Ascending Node: 10.37°
  • Argument of Periapsis: 14.45°
  • Mean Anomaly: 105.67°

Physical Characteristics

  • Diameter: ~0.019 km
  • Magnitude: 26.34

Derived Characteristics

  • Orbit Period: 232 days (0.64 years)
  • Avg. Orbit Speed: 34.64 km/s
  • Aphelion Distance: 1.04 AU
  • Perihelion Distance: 0.44 AU

Map Comparison

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Orbit Simulation

Sky Map

The position of 2014 FO38 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.