Constants that aren't constant, and their effects on simple orbit calculations
By: G. M. Northrop.
Series: Paper / Rand -- P- 3225; P (Rand Corporation) -- P-3225.
Publisher: Rand Corp.]
Published: 1965
Place of publication: [Santa Monica, Calif
Language: eng
Number of pages: 11
Subjects: Artificial satellites -- Orbits.
Notes: Cover title.

"September 1965."

Includes bibliographical references (p. 11).