14 Her is a K0V star located 18.1 pc from Earth. The extrasolar planet orbiting the star has an orbital period of 1796.4 d with an orbital eccentricity of 0.338. Consulting Appendix G, determine
(a) the semimajor axis of the planet's orbit.
(b) the maximum separation of the planet from the center of mass of its parent star.
(c) the velocity of the planet in its orbit at closest approach to the star.