<Tr> <Th> Mean density </Th> <Td> 7000267000000000000 ♠ 2.67 ± 0.03 g / cm3 </Td> </Tr> <Tr> <Th> Rotation period </Th> <Td> 5.270 h </Td> </Tr> <Tr> <Th> Geometric albedo </Th> <Td> 6999250000000000000 ♠ 0.25 ± 0.06 </Td> </Tr> <Tr> <Th> Spectral type </Th> <Td> S (Tholen), S (SMASS) B--V = 0.921 U--B = 0.531 </Td> </Tr>

The asteroid eros is seen in opposition from the earth