Lunar satellite orbit determination by a classical binary star method.
Classical spectroscopic binary star orbit determination techniques to provide orbital elements for lunar satellite tracked by Earth- based Doppler radar
LUNAR SPACECRAFT↗
Engineering topics
Placek, F. J.
Publications and source records attributed to Placek, F. J..
Lunar satellite orbit determination by a classical binary star method.
Classical spectroscopic binary star orbit determination techniques to provide orbital elements for lunar satellite tracked by Earth- based Doppler radar
DOPPLER RADAR↗