Key Facts

  • Categorized as a Aten-class Asteroid
  • Comparable in size to a school bus or smaller
  • Will pass within 23,914,943 km of Earth in 2021
  • Classified as a Near Earth Asteroid (NEA)
  • Not a Potentially Hazardous Object
  • See orbit simulation

Overview

2013 RG74 is a very small asteroid whose orbit could bring it in close proximity to Earth. NASA JPL has classified 2013 RG74 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.

2013 RG74 orbits the sun every 211 days (0.58 years), coming as close as 0.21 AU and reaching as far as 1.18 AU from the sun. Its orbit is highly elliptical. Based on its brightness and the way it reflects light, 2013 RG74 is probably between 0.057 to 0.127 kilometers in diameter, making it a small to average asteroid, very roughly comparable in size to a school bus or smaller.

Close Approaches

2013 RG74's orbit is 0.00 AU from Earth's orbit at its closest point. This means that its orbit is very close to Earth's orbit.

2013 RG74 has 61 close approaches predicted in the coming decades:

Date Distance from Earth (km) Velocity (km/s)
Aug. 20, 2021 23,914,943 14.833
Sept. 20, 2024 17,730,433 21.565
Aug. 8, 2025 11,941,498 17.423
Sept. 20, 2028 9,905,203 16.111
Aug. 11, 2029 29,188,518 23.626
Sept. 5, 2032 25,256,056 14.719
Aug. 18, 2036 22,601,477 14.947
Sept. 22, 2039 14,108,046 20.760
Aug. 8, 2040 11,886,197 18.042
Sept. 19, 2043 12,541,666 15.722
Aug. 16, 2051 21,112,526 15.090
Sept. 22, 2054 10,122,962 19.897
Aug. 9, 2055 12,835,029 18.781
Sept. 18, 2058 15,399,771 15.399
Aug. 14, 2066 19,295,132 15.308
Sept. 22, 2069 6,293,573 19.081
Aug. 9, 2070 14,585,248 19.556
Sept. 16, 2073 17,603,475 15.158
Aug. 30, 2077 26,297,576 14.683
Aug. 13, 2081 18,248,715 15.470
Sept. 22, 2084 4,735,932 18.769
Aug. 9, 2085 15,315,218 19.796
Sept. 16, 2088 17,618,766 15.177
Aug. 30, 2092 26,232,528 14.706
Aug. 14, 2096 19,548,656 15.278
Sept. 23, 2099 8,487,780 19.533
Aug. 9, 2100 13,217,263 19.022
Sept. 20, 2103 14,708,334 15.460
Sept. 23, 2114 14,426,929 20.833
Aug. 10, 2115 11,710,847 17.882
Sept. 21, 2118 10,472,085 16.008
Aug. 13, 2119 29,508,882 23.712
Aug. 22, 2126 23,733,231 14.858
Sept. 22, 2129 19,469,743 21.934
Aug. 11, 2130 12,204,180 17.083
Sept. 22, 2133 6,412,042 16.664
Aug. 12, 2134 25,055,806 22.556
Sept. 10, 2137 23,628,962 14.773
Aug. 24, 2141 24,697,157 14.780
Sept. 21, 2144 22,423,365 22.622
Aug. 11, 2145 12,983,592 16.692
Sept. 23, 2148 5,003,722 16.882
Aug. 11, 2149 23,793,086 22.238
Sept. 10, 2152 23,375,036 14.767
Aug. 23, 2156 24,630,162 14.791
Sept. 22, 2159 21,631,432 22.417
Aug. 11, 2160 12,677,316 16.824
Sept. 23, 2163 6,273,300 16.685
Aug. 11, 2164 25,277,861 22.617
Sept. 10, 2167 24,057,946 14.756
Aug. 23, 2171 23,965,140 14.825
Sept. 22, 2174 18,629,194 21.758
Aug. 11, 2175 11,883,912 17.292
Sept. 22, 2178 9,033,264 16.211
Aug. 13, 2179 28,369,984 23.411
Sept. 8, 2182 24,977,587 14.708
Aug. 20, 2186 22,681,514 14.932
Sept. 23, 2189 14,487,157 20.817
Aug. 10, 2190 11,694,526 18.005
Sept. 21, 2193 12,555,910 15.736
Sept. 4, 2197 25,816,008 14.694

Images and Observations

2013 RG74's orbit is determined by observations dating back to Sept. 15, 2013. It was last officially observed on Sept. 23, 2013. The IAU Minor Planet Center records 54 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 2013 RG74:

References

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Orbital Elements

  • Epoch: 2460200.5 JD
  • Semi-major axis: 0.6932 AU
  • Eccentricity: 0.7015
  • Inclination: 6.47°
  • Longitude of Ascending Node: 359.32°
  • Argument of Periapsis: 157.65°
  • Mean Anomaly: 355.74°

Physical Characteristics

  • Diameter: ~0.073 km
  • Magnitude: 23.35

Derived Characteristics

  • Orbit Period: 211 days (0.58 years)
  • Avg. Orbit Speed: 35.74 km/s
  • Aphelion Distance: 1.18 AU
  • Perihelion Distance: 0.21 AU

Map Comparison

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Orbit Simulation

Sky Map

The position of 2013 RG74 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 2013 RG74 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.