Citations:sesquidiurnal


 * 1969, an anonymous NASA technical translator of the author Vsevolod Aleksandrovich Egorov, Three-dimensional Lunar Trajectories, Israel Program for Scientific Translations, page 103:
 * Sample calculations show that for sesquidiurnal trajectories the ephemeris error in determining the direction of the spacecraft’s radius vector does not exceed 0.5° and that it is usually in the orbital plane.