Claim: DP Leonis is an eclipsing binary star system in the Leo constellation approximately 1304 lightyears or 400 parsecs away from the Sun.
Evidence: DP Leonis (abbreviated DP Leo) is an eclipsing binary system approximately 1304 light-years away from the Sun, probably a cataclysmic variable star of the AM Herculis-type also known as polars. The parsec (symbol: pc) is a unit of length used to measure the large distances to astronomical objects outside the Solar System. 1304 ly
(400 pc) Leo