Assertion: meteoroid's speed | /r/HasProperty | ∼55 km/s
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text: Our results indicate that although the Earth's Apex centered radiant source, which is characterized by high geocentric speeds (∼55 km/s), appears to be ∼33% of the meteoroids in the Solar System at 1 AU, it accounts for ∼60% of the meteors observed by the Arecibo HPLA radar in the atmosphere.