ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,437,420, issued on Oct. 7, was assigned to Applied Research Associates Inc. (Albuquerque, N.M.).

"Initial orbit determination using angular velocity and angular acceleration measurements" was invented by Jeffrey J. Bloch (Santa Fe, N.M.) and David E. Briscoe (Albuquerque, N.M.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The current disclosure provides systems and methods of directly measuring angular velocity and angular acceleration of space objects and using the measured angular velocity and angular acceleration as inputs into new and unique algorithms for initial orbit determination. Sensors measuring locations and times of light events may be used...