Assertion: asteroid belt's asteroid | /r/HasAspect | two medium-sized craters
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text: The NEAR spacecraft first flew by Eros on Dec. 23, 1998 at a distance of about 2,400 miles (about 3,800 kilometers) and found that the asteroid was smaller than expected and had two medium-sized craters, a long surface ridge and a density similar to that of Earth's crust.