Key Facts
- Categorized as a Apollo-class Asteroid
- Comparable in size to a basketball court (0.17 km diameter)
- Will pass within 6,510,890 km of Earth in 2019
- Classified as a Near Earth Asteroid (NEA)
- Classified as a Potentially Hazardous Asteroid (PHA)
- See orbit simulation
Overview
454094 (2013 BZ45) is a very small asteroid whose orbit crosses the orbit of Earth. NASA JPL has classified 2013 BZ45 as a "Potentially Hazardous Asteroid" due to its predicted close pass(es) with Earth.
2013 BZ45 orbits the sun every 373 days (1.02 years), coming as close as 0.87 AU and reaching as far as 1.16 AU from the sun. 2013 BZ45 is about 0.2 kilometers in diameter, making it a small to average asteroid, comparable in size to a basketball court.
The rotation of 2013 BZ45 has been observed. It completes a rotation on its axis every 0.48 hours.
Close Approaches
2013 BZ45'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.
2013 BZ45 has 25 close approaches predicted in the coming decades:
| Date | Distance from Earth (km) | Velocity (km/s) |
|---|---|---|
| Aug. 12, 2019 | 6,510,890 | 8.164 |
| Aug. 19, 2020 | 24,366,080 | 11.105 |
| Feb. 4, 2060 | 10,088,008 | 8.937 |
| Feb. 3, 2061 | 10,583,148 | 6.738 |
| Jan. 16, 2062 | 28,446,059 | 6.289 |
| June 27, 2063 | 29,633,455 | 6.330 |
| July 31, 2064 | 13,171,374 | 6.655 |
| Aug. 13, 2065 | 8,639,338 | 8.533 |
| Aug. 21, 2066 | 27,510,656 | 11.633 |
| Feb. 3, 2105 | 21,120,052 | 10.743 |
| Feb. 5, 2106 | 3,866,012 | 7.689 |
| Jan. 29, 2107 | 20,486,292 | 6.304 |
| July 22, 2109 | 20,434,967 | 6.412 |
| Aug. 10, 2110 | 5,410,075 | 7.657 |
| Aug. 20, 2111 | 20,733,981 | 10.501 |
| Feb. 2, 2150 | 26,900,484 | 11.733 |
| Feb. 5, 2151 | 7,191,255 | 8.475 |
| Feb. 3, 2152 | 13,492,749 | 6.539 |
| July 1, 2154 | 28,521,229 | 6.373 |
| Aug. 2, 2155 | 12,381,235 | 6.715 |
| Aug. 14, 2156 | 9,331,125 | 8.618 |
| Aug. 23, 2157 | 27,772,267 | 11.674 |
| Feb. 4, 2197 | 11,373,766 | 9.134 |
| Feb. 4, 2198 | 9,612,846 | 6.822 |
| Jan. 18, 2199 | 27,486,582 | 6.268 |
Images and Observations
2013 BZ45's orbit is determined by observations dating back to Jan. 19, 2013. It was last officially observed on Aug. 27, 2019. The IAU Minor Planet Center records 190 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 BZ45:References
Search
or view a random objectOrbital Elements
- Epoch: 2460200.5 JD
- Semi-major axis: 1.015 AU
- Eccentricity: 0.1448
- Inclination: 11.85°
- Longitude of Ascending Node: 131.06°
- Argument of Periapsis: 98.73°
- Mean Anomaly: 70.69°
Physical Characteristics
- Diameter: 0.16700 km
- Magnitude: 21.87
- Albedo: 0.110
Derived Characteristics
- Orbit Period: 373 days (1.02 years)
- Avg. Orbit Speed: 29.60 km/s
- Aphelion Distance: 1.16 AU
- Perihelion Distance: 0.87 AU
- Rotation Period: 0.48 hours
Map Comparison
Orbit Simulation
Sky Map
The position of 454094 (2013 BZ45) 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 BZ45 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.
