<Tr> <Td> Xi </Td> <Td> Ξ ∗ − (1530) </Td> <Td> d s s </Td> <Td> 7003153500000000000 ♠ 1535. 0 ± 0.6 </Td> <Td> 0.5! ⁄ </Td> <Td> 1.5! ⁄ </Td> <Td> - 1! − 1 </Td> <Td> - 2! − 2 </Td> <Td> 0 </Td> <Td> 0 </Td> <Td> - 23.2! 6977659999999999999 ♠ 6.6 + 1.3 − 1.1 × 10 </Td> <Td> Ξ0 + π − or <P> Ξ − + π0 </P> </Td> </Tr> <P> Ξ − + π0 </P> <Tr> <Td> charmed Xi </Td> <Td> Ξ ∗ + c (2645) </Td> <Td> u s c </Td> <Td> 7003264590000000000 ♠ 2645. 9 + 0.5 − 0.6 </Td> <Td> 0.5! ⁄ </Td> <Td> 1.5! ⁄ </Td> <Td> 1! + 1 </Td> <Td> - 1! − 1 </Td> <Td> 1! + 1 </Td> <Td> 0 </Td> <Td> - 22.2!> 6978210000000000000 ♠ 2.1 × 10 </Td> <Td> Ξ + c + π0 (seen) </Td> </Tr> <Tr> <Td> charmed Xi </Td> <Td> Ξ ∗ 0 c (2645) </Td> <Td> d s c </Td> <Td> 7003264590000000000 ♠ 2645. 9 ± 0.5 </Td> <Td> 0.5! ⁄ </Td> <Td> 1.5! ⁄ </Td> <Td> 0 </Td> <Td> - 1! − 1 </Td> <Td> 1! + 1 </Td> <Td> 0 </Td> <Td> - 22.3!> 6978120000000000000 ♠ 1.2 × 10 </Td> <Td> Ξ + c + π − (seen) </Td> </Tr>

What would be the charge of a particle composed of three u quarks