1965/09/01 by Donald H. Eckhardt
Physics and Astronomy · Engineering · #Historical Astronomy and Related Studies #Spacecraft Dynamics and Control #Astro and Planetary Science
paper · pdf · doi:10.1086/109767
Integration of the differential equations of lunar physical libration theory is facilitated by having a digital computer perform the pertinent numerical algorithms. For various combinations of the lunar moment of inertia ratios, the perturbations to Cassini's laws are calculated accurate to one tenth of an arc second.