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Issue No. 02 - March-April (2013 vol. 15)
ISSN: 1521-9615
pp: 72-78
David G. Simpson , NASA Goddard Space Flight Center
In this case study, we study a method for computing the position of an Earth-orbiting spacecraft as a function of time. As an exercise, we compute the position of John Glenn's Mercury spacecraft Friendship 7 as it orbited the Earth during the third flight of NASA's Mercury program.
Orbits, Space vehicles, NASA, Space research, Time measurement, Extraterrestrial measurements, Mathematical model, Scientific computing, Friendship 7, astrodynamics, celestial mechanics, navigation, Project Mercury, modeling, time and coordinate conversions, root finding, scientific computing

D. G. Simpson, "NASA Computational Case Study: The Flight of Friendship 7," in Computing in Science & Engineering, vol. 15, no. , pp. 72-78, 2013.
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