Tags: Planet.

54509 YORP (2000 PH5) is an Apollo near-Earth object (NEO) discovered on August 3 2000 by the Lincoln Laboratory Near-Earth Asteroid Research (LINEAR) Team at Socorro. Measurements of the rotation rate of this object provided the first observational evidence of the YORP effect hence the name of the asteroid.

54509_YORP_image_radar_and_3D_model.gif
apoapsis (km)
1.85007e+11
average speed (km/s)
105516.0
orbital period (μ)
3.1814e+07
periapsis (km)
1.15804e+11
temperature (K)
278.0
absolute magnitude
22.7
albedo
0.1
discovery date
2000-08-03
discoverer
Lincoln Near-Earth Asteroid Research
epoch
February 4 2008 (JD 2454500.5)

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