It is a retrograde rotator , although its pole points almost parallel to the ecliptic towards ecliptic coordinates ( Î , Î '' ) = ( -15 Â , 235 Â ) with a 10 Â uncertainty ( 2 ) . It is a retrograde rotator , although its pole points almost parallel to the ecliptic towards ecliptic coordinates ( Î , Î '' ) = ( -15 Â , 253 Â ) with a 10 Â uncertainty .