Zobrazeno 1 - 2
of 2
pro vyhledávání: '"Rujin Qiu"'
Autor:
Hejun Yin, Chibiao Ding, Geshi Tang, Qiang Zhang, Yanlong Bu, Rujin Qiu, Libo Liang, Hang Wang
Publikováno v:
Advances in Space Research. 59:907-915
This paper presents an interplanetary optical navigation algorithm based on two spherical celestial bodies. The remarkable characteristic of the method is that key navigation parameters can be estimated depending entirely on known sizes and ephemerid
Autor:
Mei Wang, Jinsong Ping, Libo Liang, Lei Han, Rujin Qiu, Mingyuan Wang, Songtao Han, Geshi Tang, Qiang Zhang
Publikováno v:
Chinese Science Bulletin. 61:3476-3481
The existence of lunar ionosphere has been under debate for a long time. In Apollo 14 mission, the electron density detected by the charged particle lunar environment experiment (CPLEE) was 104 el/cm3 at several hundred meters high during lunar day t